3212 lines
126 KiB
C
3212 lines
126 KiB
C
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/*
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* MXF muxer
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* Copyright (c) 2008 GUCAS, Zhentan Feng <spyfeng at gmail dot com>
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* Copyright (c) 2008 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* signal_standard, color_siting, store_user_comments, sample rate and klv_fill_key version
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* fixes sponsored by NOA GmbH
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*/
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/*
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* References
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* SMPTE 336M KLV Data Encoding Protocol Using Key-Length-Value
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* SMPTE 377M MXF File Format Specifications
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* SMPTE 379M MXF Generic Container
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* SMPTE 381M Mapping MPEG Streams into the MXF Generic Container
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* SMPTE 422M Mapping JPEG 2000 Codestreams into the MXF Generic Container
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* SMPTE RP210: SMPTE Metadata Dictionary
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* SMPTE RP224: Registry of SMPTE Universal Labels
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*/
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#include <inttypes.h>
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#include <math.h>
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#include <time.h>
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#include "libavutil/opt.h"
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#include "libavutil/random_seed.h"
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#include "libavutil/timecode.h"
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#include "libavutil/avassert.h"
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#include "libavutil/pixdesc.h"
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#include "libavutil/time_internal.h"
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#include "libavcodec/bytestream.h"
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#include "libavcodec/dnxhddata.h"
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#include "libavcodec/dv_profile.h"
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#include "libavcodec/h264_ps.h"
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#include "libavcodec/golomb.h"
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#include "libavcodec/internal.h"
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#include "avformat.h"
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#include "avio_internal.h"
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#include "internal.h"
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#include "avc.h"
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#include "mxf.h"
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#include "config.h"
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extern AVOutputFormat ff_mxf_d10_muxer;
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extern AVOutputFormat ff_mxf_opatom_muxer;
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#define EDIT_UNITS_PER_BODY 250
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#define KAG_SIZE 512
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typedef struct MXFLocalTagPair {
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int local_tag;
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UID uid;
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} MXFLocalTagPair;
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typedef struct MXFIndexEntry {
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uint64_t offset;
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unsigned slice_offset; ///< offset of audio slice
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uint16_t temporal_ref;
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uint8_t flags;
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} MXFIndexEntry;
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typedef struct MXFStreamContext {
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int64_t pkt_cnt; ///< pkt counter for muxed packets
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UID track_essence_element_key;
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int index; ///< index in mxf_essence_container_uls table
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const UID *codec_ul;
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const UID *container_ul;
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int order; ///< interleaving order if dts are equal
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int interlaced; ///< whether picture is interlaced
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int field_dominance; ///< tff=1, bff=2
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int component_depth;
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int color_siting;
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int signal_standard;
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int h_chroma_sub_sample;
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int v_chroma_sub_sample;
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int temporal_reordering;
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AVRational aspect_ratio; ///< display aspect ratio
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int closed_gop; ///< gop is closed, used in mpeg-2 frame parsing
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int video_bit_rate;
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int slice_offset;
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int frame_size; ///< frame size in bytes
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int seq_closed_gop; ///< all gops in sequence are closed, used in mpeg-2 descriptor
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int max_gop; ///< maximum gop size, used by mpeg-2 descriptor
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int b_picture_count; ///< maximum number of consecutive b pictures, used in mpeg-2 descriptor
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int low_delay; ///< low delay, used in mpeg-2 descriptor
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int avc_intra;
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} MXFStreamContext;
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typedef struct MXFContainerEssenceEntry {
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UID container_ul;
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UID element_ul;
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UID codec_ul;
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void (*write_desc)(AVFormatContext *, AVStream *);
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} MXFContainerEssenceEntry;
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typedef struct MXFPackage {
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char *name;
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enum MXFMetadataSetType type;
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int instance;
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struct MXFPackage *ref;
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} MXFPackage;
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enum ULIndex {
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INDEX_MPEG2 = 0,
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INDEX_AES3,
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INDEX_WAV,
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INDEX_D10_VIDEO,
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INDEX_D10_AUDIO,
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INDEX_DV,
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INDEX_DNXHD,
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INDEX_JPEG2000,
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INDEX_H264,
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INDEX_S436M,
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INDEX_PRORES,
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};
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static const struct {
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enum AVCodecID id;
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enum ULIndex index;
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} mxf_essence_mappings[] = {
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{ AV_CODEC_ID_MPEG2VIDEO, INDEX_MPEG2 },
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{ AV_CODEC_ID_PCM_S24LE, INDEX_AES3 },
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{ AV_CODEC_ID_PCM_S16LE, INDEX_AES3 },
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{ AV_CODEC_ID_DVVIDEO, INDEX_DV },
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{ AV_CODEC_ID_DNXHD, INDEX_DNXHD },
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{ AV_CODEC_ID_JPEG2000, INDEX_JPEG2000 },
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{ AV_CODEC_ID_H264, INDEX_H264 },
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{ AV_CODEC_ID_PRORES, INDEX_PRORES },
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{ AV_CODEC_ID_NONE }
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};
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static void mxf_write_wav_desc(AVFormatContext *s, AVStream *st);
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static void mxf_write_aes3_desc(AVFormatContext *s, AVStream *st);
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static void mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st);
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static void mxf_write_h264_desc(AVFormatContext *s, AVStream *st);
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static void mxf_write_cdci_desc(AVFormatContext *s, AVStream *st);
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static void mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st);
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static void mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st);
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static const MXFContainerEssenceEntry mxf_essence_container_uls[] = {
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
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mxf_write_mpegvideo_desc },
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x03,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x03,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
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mxf_write_aes3_desc },
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
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mxf_write_wav_desc },
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// D-10 Video
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x05,0x01,0x01,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 },
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mxf_write_cdci_desc },
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// D-10 Audio
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x06,0x01,0x10,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 },
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mxf_write_generic_sound_desc },
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// DV
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x7F,0x01 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x18,0x01,0x01,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x00,0x00,0x00 },
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mxf_write_cdci_desc },
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// DNxHD
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x11,0x01,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 },
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mxf_write_cdci_desc },
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// JPEG2000
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{ { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0c,0x01,0x00 },
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{ 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x08,0x00 },
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{ 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 },
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mxf_write_cdci_desc },
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// H.264
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x10,0x60,0x01 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 },
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mxf_write_h264_desc },
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// S436M ANC
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x0D,0x01,0x03,0x01,0x02,0x0e,0x00,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x17,0x01,0x02,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x01,0x5C,0x00 },
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mxf_write_s436m_anc_desc },
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// ProRes
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{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x1c,0x01,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01,0x15,0x01,0x17,0x00 },
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 },
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mxf_write_cdci_desc },
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{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
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{ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
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{ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
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NULL },
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};
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static const UID mxf_d10_codec_uls[] = {
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x02 }, // D-10 525/50 NTSC 50mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x03 }, // D-10 625/50 PAL 40mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x04 }, // D-10 525/50 NTSC 40mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x05 }, // D-10 625/50 PAL 30mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x06 }, // D-10 525/50 NTSC 30mb/s
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};
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static const UID mxf_d10_container_uls[] = {
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 }, // D-10 625/50 PAL 50mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x02,0x01 }, // D-10 525/50 NTSC 50mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x03,0x01 }, // D-10 625/50 PAL 40mb/s
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{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x04,0x01 }, // D-10 525/50 NTSC 40mb/s
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|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x05,0x01 }, // D-10 625/50 PAL 30mb/s
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x06,0x01 }, // D-10 525/50 NTSC 30mb/s
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef struct MXFContext {
|
||
|
|
AVClass *av_class;
|
||
|
|
int64_t footer_partition_offset;
|
||
|
|
int essence_container_count;
|
||
|
|
AVRational time_base;
|
||
|
|
int header_written;
|
||
|
|
MXFIndexEntry *index_entries;
|
||
|
|
unsigned edit_units_count;
|
||
|
|
uint64_t timestamp; ///< timestamp, as year(16),month(8),day(8),hour(8),minutes(8),msec/4(8)
|
||
|
|
uint8_t slice_count; ///< index slice count minus 1 (1 if no audio, 0 otherwise)
|
||
|
|
int last_indexed_edit_unit;
|
||
|
|
uint64_t *body_partition_offset;
|
||
|
|
unsigned body_partitions_count;
|
||
|
|
int last_key_index; ///< index of last key frame
|
||
|
|
uint64_t duration;
|
||
|
|
AVTimecode tc; ///< timecode context
|
||
|
|
AVStream *timecode_track;
|
||
|
|
int timecode_base; ///< rounded time code base (25 or 30)
|
||
|
|
int edit_unit_byte_count; ///< fixed edit unit byte count
|
||
|
|
int content_package_rate; ///< content package rate in system element, see SMPTE 326M
|
||
|
|
uint64_t body_offset;
|
||
|
|
uint32_t instance_number;
|
||
|
|
uint8_t umid[16]; ///< unique material identifier
|
||
|
|
int channel_count;
|
||
|
|
int signal_standard;
|
||
|
|
uint32_t tagged_value_count;
|
||
|
|
AVRational audio_edit_rate;
|
||
|
|
int store_user_comments;
|
||
|
|
int track_instance_count; // used to generate MXFTrack uuids
|
||
|
|
int cbr_index; ///< use a constant bitrate index
|
||
|
|
} MXFContext;
|
||
|
|
|
||
|
|
static const uint8_t uuid_base[] = { 0xAD,0xAB,0x44,0x24,0x2f,0x25,0x4d,0xc7,0x92,0xff,0x29,0xbd };
|
||
|
|
static const uint8_t umid_ul[] = { 0x06,0x0A,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x01,0x0D,0x00,0x13 };
|
||
|
|
|
||
|
|
/**
|
||
|
|
* complete key for operation pattern, partitions, and primer pack
|
||
|
|
*/
|
||
|
|
static const uint8_t op1a_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x01,0x09,0x00 };
|
||
|
|
static const uint8_t opatom_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x02,0x01,0x10,0x03,0x00,0x00 };
|
||
|
|
static const uint8_t footer_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x04,0x04,0x00 }; // ClosedComplete
|
||
|
|
static const uint8_t primer_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x05,0x01,0x00 };
|
||
|
|
static const uint8_t index_table_segment_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x10,0x01,0x00 };
|
||
|
|
static const uint8_t random_index_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x11,0x01,0x00 };
|
||
|
|
static const uint8_t header_open_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x02,0x01,0x00 }; // OpenIncomplete
|
||
|
|
static const uint8_t header_closed_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x02,0x04,0x00 }; // ClosedComplete
|
||
|
|
static const uint8_t klv_fill_key[] = { 0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x10,0x01,0x00,0x00,0x00 };
|
||
|
|
static const uint8_t body_partition_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x02,0x01,0x01,0x03,0x04,0x00 }; // ClosedComplete
|
||
|
|
|
||
|
|
/**
|
||
|
|
* partial key for header metadata
|
||
|
|
*/
|
||
|
|
static const uint8_t header_metadata_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01 };
|
||
|
|
static const uint8_t multiple_desc_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x0D,0x01,0x03,0x01,0x02,0x7F,0x01,0x00 };
|
||
|
|
|
||
|
|
/**
|
||
|
|
* SMPTE RP210 http://www.smpte-ra.org/mdd/index.html
|
||
|
|
* https://smpte-ra.org/sites/default/files/Labels.xml
|
||
|
|
*/
|
||
|
|
static const MXFLocalTagPair mxf_local_tag_batch[] = {
|
||
|
|
// preface set
|
||
|
|
{ 0x3C0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x02,0x00,0x00,0x00,0x00}}, /* Instance UID */
|
||
|
|
{ 0x3B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x04,0x00,0x00}}, /* Last Modified Date */
|
||
|
|
{ 0x3B05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x05,0x00,0x00,0x00}}, /* Version */
|
||
|
|
{ 0x3B07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x01,0x02,0x01,0x04,0x00,0x00,0x00}}, /* Object Model Version */
|
||
|
|
{ 0x3B06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x04,0x00,0x00}}, /* Identifications reference */
|
||
|
|
{ 0x3B03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x01,0x00,0x00}}, /* Content Storage reference */
|
||
|
|
{ 0x3B09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x03,0x00,0x00,0x00,0x00}}, /* Operational Pattern UL */
|
||
|
|
{ 0x3B0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x01,0x00,0x00}}, /* Essence Containers UL batch */
|
||
|
|
{ 0x3B0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x01,0x02,0x02,0x10,0x02,0x02,0x00,0x00}}, /* DM Schemes UL batch */
|
||
|
|
// Identification
|
||
|
|
{ 0x3C09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x01,0x00,0x00,0x00}}, /* This Generation UID */
|
||
|
|
{ 0x3C01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x02,0x01,0x00,0x00}}, /* Company Name */
|
||
|
|
{ 0x3C02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x03,0x01,0x00,0x00}}, /* Product Name */
|
||
|
|
{ 0x3C03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x04,0x00,0x00,0x00}}, /* Product Version */
|
||
|
|
{ 0x3C04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x05,0x01,0x00,0x00}}, /* Version String */
|
||
|
|
{ 0x3C05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x07,0x00,0x00,0x00}}, /* Product ID */
|
||
|
|
{ 0x3C06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x03,0x00,0x00}}, /* Modification Date */
|
||
|
|
{ 0x3C07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x0A,0x00,0x00,0x00}}, /* Toolkit Version */
|
||
|
|
{ 0x3C08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x20,0x07,0x01,0x06,0x01,0x00,0x00}}, /* Platform */
|
||
|
|
// Content Storage
|
||
|
|
{ 0x1901, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x01,0x00,0x00}}, /* Package strong reference batch */
|
||
|
|
{ 0x1902, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x05,0x02,0x00,0x00}}, /* Package strong reference batch */
|
||
|
|
// Essence Container Data
|
||
|
|
{ 0x2701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x06,0x01,0x00,0x00,0x00}}, /* Linked Package UID */
|
||
|
|
{ 0x3F07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x04,0x00,0x00,0x00,0x00}}, /* BodySID */
|
||
|
|
// Package
|
||
|
|
{ 0x4401, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x01,0x15,0x10,0x00,0x00,0x00,0x00}}, /* Package UID */
|
||
|
|
{ 0x4405, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x01,0x03,0x00,0x00}}, /* Package Creation Date */
|
||
|
|
{ 0x4404, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x10,0x02,0x05,0x00,0x00}}, /* Package Modified Date */
|
||
|
|
{ 0x4402, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x01,0x03,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Package Name */
|
||
|
|
{ 0x4403, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x05,0x00,0x00}}, /* Tracks Strong reference array */
|
||
|
|
{ 0x4701, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x03,0x00,0x00}}, /* Descriptor */
|
||
|
|
// Track
|
||
|
|
{ 0x4801, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x07,0x01,0x01,0x00,0x00,0x00,0x00}}, /* Track ID */
|
||
|
|
{ 0x4804, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x01,0x04,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Track Number */
|
||
|
|
{ 0x4B01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x05,0x30,0x04,0x05,0x00,0x00,0x00,0x00}}, /* Edit Rate */
|
||
|
|
{ 0x4B02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x03,0x00,0x00}}, /* Origin */
|
||
|
|
{ 0x4803, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x02,0x04,0x00,0x00}}, /* Sequence reference */
|
||
|
|
// Sequence
|
||
|
|
{ 0x0201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x07,0x01,0x00,0x00,0x00,0x00,0x00}}, /* Data Definition UL */
|
||
|
|
{ 0x0202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x02,0x01,0x01,0x03,0x00,0x00}}, /* Duration */
|
||
|
|
{ 0x1001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x06,0x09,0x00,0x00}}, /* Structural Components reference array */
|
||
|
|
// Source Clip
|
||
|
|
{ 0x1201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x04,0x00,0x00}}, /* Start position */
|
||
|
|
{ 0x1101, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x01,0x00,0x00,0x00}}, /* SourcePackageID */
|
||
|
|
{ 0x1102, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x03,0x02,0x00,0x00,0x00}}, /* SourceTrackID */
|
||
|
|
// Timecode Component
|
||
|
|
{ 0x1501, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x07,0x02,0x01,0x03,0x01,0x05,0x00,0x00}}, /* Start Time Code */
|
||
|
|
{ 0x1502, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x04,0x01,0x01,0x02,0x06,0x00,0x00}}, /* Rounded Time Code Base */
|
||
|
|
{ 0x1503, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x04,0x01,0x01,0x05,0x00,0x00,0x00}}, /* Drop Frame */
|
||
|
|
// File Descriptor
|
||
|
|
{ 0x3F01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x04,0x06,0x0B,0x00,0x00}}, /* Sub Descriptors reference array */
|
||
|
|
{ 0x3006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x06,0x01,0x01,0x03,0x05,0x00,0x00,0x00}}, /* Linked Track ID */
|
||
|
|
{ 0x3001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x00,0x00,0x00,0x00}}, /* SampleRate */
|
||
|
|
{ 0x3002, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x02,0x00,0x00,0x00,0x00}}, /* ContainerDuration */
|
||
|
|
{ 0x3004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x01,0x02,0x00,0x00}}, /* Essence Container */
|
||
|
|
// Generic Picture Essence Descriptor
|
||
|
|
{ 0x320C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Frame Layout */
|
||
|
|
{ 0x320D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x02,0x05,0x00,0x00,0x00}}, /* Video Line Map */
|
||
|
|
{ 0x3203, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x02,0x00,0x00,0x00}}, /* Stored Width */
|
||
|
|
{ 0x3202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x01,0x00,0x00,0x00}}, /* Stored Height */
|
||
|
|
{ 0x3216, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x08,0x00,0x00,0x00}}, /* Stored F2 Offset */
|
||
|
|
{ 0x3205, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x08,0x00,0x00,0x00}}, /* Sampled Width */
|
||
|
|
{ 0x3204, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x07,0x00,0x00,0x00}}, /* Sampled Height */
|
||
|
|
{ 0x3206, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x09,0x00,0x00,0x00}}, /* Sampled X Offset */
|
||
|
|
{ 0x3207, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0A,0x00,0x00,0x00}}, /* Sampled Y Offset */
|
||
|
|
{ 0x3209, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0C,0x00,0x00,0x00}}, /* Display Width */
|
||
|
|
{ 0x3208, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0B,0x00,0x00,0x00}}, /* Display Height */
|
||
|
|
{ 0x320A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0D,0x00,0x00,0x00}}, /* Display X offset */
|
||
|
|
{ 0x320B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x0E,0x00,0x00,0x00}}, /* Presentation Y offset */
|
||
|
|
{ 0x3217, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x03,0x02,0x07,0x00,0x00,0x00}}, /* Display F2 offset */
|
||
|
|
{ 0x320E, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x00,0x00,0x00}}, /* Aspect Ratio */
|
||
|
|
{ 0x3210, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x02,0x01,0x01,0x01,0x02,0x00}}, /* Transfer characteristic */
|
||
|
|
{ 0x3213, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x02,0x00,0x00,0x00,0x00}}, /* Image Start Offset */
|
||
|
|
{ 0x3214, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x03,0x00,0x00,0x00,0x00}}, /* Image End Offset */
|
||
|
|
{ 0x3201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x06,0x01,0x00,0x00,0x00,0x00}}, /* Picture Essence Coding */
|
||
|
|
{ 0x3212, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x03,0x01,0x06,0x00,0x00,0x00}}, /* Field Dominance (Opt) */
|
||
|
|
{ 0x3215, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x05,0x01,0x13,0x00,0x00,0x00,0x00}}, /* Signal Standard */
|
||
|
|
// CDCI Picture Essence Descriptor
|
||
|
|
{ 0x3301, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x0A,0x00,0x00,0x00}}, /* Component Depth */
|
||
|
|
{ 0x3302, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x05,0x00,0x00,0x00}}, /* Horizontal Subsampling */
|
||
|
|
{ 0x3308, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x01,0x10,0x00,0x00,0x00}}, /* Vertical Subsampling */
|
||
|
|
{ 0x3303, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x01,0x06,0x00,0x00,0x00}}, /* Color Siting */
|
||
|
|
{ 0x3307, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x18,0x01,0x04,0x00,0x00,0x00,0x00}}, /* Padding Bits */
|
||
|
|
{ 0x3304, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x03,0x00,0x00,0x00}}, /* Black Ref level */
|
||
|
|
{ 0x3305, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x03,0x04,0x00,0x00,0x00}}, /* White Ref level */
|
||
|
|
{ 0x3306, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x01,0x05,0x03,0x05,0x00,0x00,0x00}}, /* Color Range */
|
||
|
|
// Generic Sound Essence Descriptor
|
||
|
|
{ 0x3D02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Locked/Unlocked */
|
||
|
|
{ 0x3D03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x01,0x01,0x01,0x00,0x00}}, /* Audio sampling rate */
|
||
|
|
{ 0x3D04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x02,0x01,0x01,0x03,0x00,0x00,0x00}}, /* Audio Ref Level */
|
||
|
|
{ 0x3D07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x01,0x01,0x04,0x00,0x00,0x00}}, /* ChannelCount */
|
||
|
|
{ 0x3D01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x03,0x04,0x00,0x00,0x00}}, /* Quantization bits */
|
||
|
|
{ 0x3D06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x02,0x04,0x02,0x00,0x00,0x00,0x00}}, /* Sound Essence Compression */
|
||
|
|
// Index Table Segment
|
||
|
|
{ 0x3F0B, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x05,0x30,0x04,0x06,0x00,0x00,0x00,0x00}}, /* Index Edit Rate */
|
||
|
|
{ 0x3F0C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x01,0x03,0x01,0x0A,0x00,0x00}}, /* Index Start Position */
|
||
|
|
{ 0x3F0D, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x07,0x02,0x02,0x01,0x01,0x02,0x00,0x00}}, /* Index Duration */
|
||
|
|
{ 0x3F05, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x06,0x02,0x01,0x00,0x00,0x00,0x00}}, /* Edit Unit Byte Count */
|
||
|
|
{ 0x3F06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x01,0x03,0x04,0x05,0x00,0x00,0x00,0x00}}, /* IndexSID */
|
||
|
|
{ 0x3F08, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x04,0x04,0x01,0x01,0x00,0x00,0x00}}, /* Slice Count */
|
||
|
|
{ 0x3F09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x01,0x06,0x00,0x00,0x00}}, /* Delta Entry Array */
|
||
|
|
{ 0x3F0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x04,0x04,0x02,0x05,0x00,0x00,0x00}}, /* Index Entry Array */
|
||
|
|
// MPEG video Descriptor
|
||
|
|
{ 0x8000, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0B,0x00,0x00}}, /* BitRate */
|
||
|
|
{ 0x8003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x05,0x00,0x00}}, /* LowDelay */
|
||
|
|
{ 0x8004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x06,0x00,0x00}}, /* ClosedGOP */
|
||
|
|
{ 0x8006, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x08,0x00,0x00}}, /* MaxGOP */
|
||
|
|
{ 0x8007, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x0A,0x00,0x00}}, /* ProfileAndLevel */
|
||
|
|
{ 0x8008, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x01,0x06,0x02,0x01,0x09,0x00,0x00}}, /* BPictureCount */
|
||
|
|
// Wave Audio Essence Descriptor
|
||
|
|
{ 0x3D09, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x03,0x05,0x00,0x00,0x00}}, /* Average Bytes Per Second */
|
||
|
|
{ 0x3D0A, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x02,0x01,0x00,0x00,0x00}}, /* Block Align */
|
||
|
|
};
|
||
|
|
|
||
|
|
static const MXFLocalTagPair mxf_avc_subdescriptor_local_tags[] = {
|
||
|
|
{ 0x8100, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x04,0x06,0x10,0x00,0x00}}, /* SubDescriptors */
|
||
|
|
{ 0x8200, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0E,0x00,0x00}}, /* AVC Decoding Delay */
|
||
|
|
{ 0x8201, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0A,0x00,0x00}}, /* AVC Profile */
|
||
|
|
{ 0x8202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x0E,0x04,0x01,0x06,0x06,0x01,0x0D,0x00,0x00}}, /* AVC Level */
|
||
|
|
};
|
||
|
|
|
||
|
|
static const MXFLocalTagPair mxf_user_comments_local_tag[] = {
|
||
|
|
{ 0x4406, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0C,0x00,0x00,0x00}}, /* User Comments */
|
||
|
|
{ 0x5001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x09,0x01,0x00,0x00}}, /* Name */
|
||
|
|
{ 0x5003, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x03,0x02,0x01,0x02,0x0A,0x01,0x00,0x00}}, /* Value */
|
||
|
|
};
|
||
|
|
|
||
|
|
static void mxf_write_uuid(AVIOContext *pb, enum MXFMetadataSetType type, int value)
|
||
|
|
{
|
||
|
|
avio_write(pb, uuid_base, 12);
|
||
|
|
avio_wb16(pb, type);
|
||
|
|
avio_wb16(pb, value);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_umid(AVFormatContext *s, int type)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
avio_write(s->pb, umid_ul, 13);
|
||
|
|
avio_wb24(s->pb, mxf->instance_number);
|
||
|
|
avio_write(s->pb, mxf->umid, 15);
|
||
|
|
avio_w8(s->pb, type);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_refs_count(AVIOContext *pb, int ref_count)
|
||
|
|
{
|
||
|
|
avio_wb32(pb, ref_count);
|
||
|
|
avio_wb32(pb, 16);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int klv_ber_length(uint64_t len)
|
||
|
|
{
|
||
|
|
if (len < 128)
|
||
|
|
return 1;
|
||
|
|
else
|
||
|
|
return (av_log2(len) >> 3) + 2;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int klv_encode_ber_length(AVIOContext *pb, uint64_t len)
|
||
|
|
{
|
||
|
|
// Determine the best BER size
|
||
|
|
int size = klv_ber_length(len);
|
||
|
|
if (size == 1) {
|
||
|
|
//short form
|
||
|
|
avio_w8(pb, len);
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
size --;
|
||
|
|
// long form
|
||
|
|
avio_w8(pb, 0x80 + size);
|
||
|
|
while(size) {
|
||
|
|
size--;
|
||
|
|
avio_w8(pb, len >> 8 * size & 0xff);
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void klv_encode_ber4_length(AVIOContext *pb, int len)
|
||
|
|
{
|
||
|
|
avio_w8(pb, 0x80 + 3);
|
||
|
|
avio_wb24(pb, len);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void klv_encode_ber9_length(AVIOContext *pb, uint64_t len)
|
||
|
|
{
|
||
|
|
avio_w8(pb, 0x80 + 8);
|
||
|
|
avio_wb64(pb, len);
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Get essence container ul index
|
||
|
|
*/
|
||
|
|
static int mxf_get_essence_container_ul_index(enum AVCodecID id)
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
for (i = 0; mxf_essence_mappings[i].id; i++)
|
||
|
|
if (mxf_essence_mappings[i].id == id)
|
||
|
|
return mxf_essence_mappings[i].index;
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_local_tags(AVIOContext *pb, const MXFLocalTagPair *local_tags, int count)
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
for (i = 0; i < count; i++) {
|
||
|
|
avio_wb16(pb, local_tags[i].local_tag);
|
||
|
|
avio_write(pb, local_tags[i].uid, 16);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_primer_pack(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int local_tag_number, i = 0;
|
||
|
|
int avc_tags_count = 0;
|
||
|
|
|
||
|
|
local_tag_number = FF_ARRAY_ELEMS(mxf_local_tag_batch);
|
||
|
|
local_tag_number += mxf->store_user_comments * FF_ARRAY_ELEMS(mxf_user_comments_local_tag);
|
||
|
|
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
MXFStreamContext *sc = s->streams[i]->priv_data;
|
||
|
|
if (s->streams[i]->codecpar->codec_id == AV_CODEC_ID_H264 && !sc->avc_intra) {
|
||
|
|
avc_tags_count = FF_ARRAY_ELEMS(mxf_avc_subdescriptor_local_tags);
|
||
|
|
local_tag_number += avc_tags_count;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
avio_write(pb, primer_pack_key, 16);
|
||
|
|
klv_encode_ber_length(pb, local_tag_number * 18 + 8);
|
||
|
|
|
||
|
|
avio_wb32(pb, local_tag_number); // local_tag num
|
||
|
|
avio_wb32(pb, 18); // item size, always 18 according to the specs
|
||
|
|
|
||
|
|
for (i = 0; i < FF_ARRAY_ELEMS(mxf_local_tag_batch); i++) {
|
||
|
|
avio_wb16(pb, mxf_local_tag_batch[i].local_tag);
|
||
|
|
avio_write(pb, mxf_local_tag_batch[i].uid, 16);
|
||
|
|
}
|
||
|
|
if (mxf->store_user_comments)
|
||
|
|
for (i = 0; i < FF_ARRAY_ELEMS(mxf_user_comments_local_tag); i++) {
|
||
|
|
avio_wb16(pb, mxf_user_comments_local_tag[i].local_tag);
|
||
|
|
avio_write(pb, mxf_user_comments_local_tag[i].uid, 16);
|
||
|
|
}
|
||
|
|
if (avc_tags_count > 0)
|
||
|
|
mxf_write_local_tags(pb, mxf_avc_subdescriptor_local_tags, avc_tags_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_local_tag(AVIOContext *pb, int size, int tag)
|
||
|
|
{
|
||
|
|
avio_wb16(pb, tag);
|
||
|
|
avio_wb16(pb, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_metadata_key(AVIOContext *pb, unsigned int value)
|
||
|
|
{
|
||
|
|
avio_write(pb, header_metadata_key, 13);
|
||
|
|
avio_wb24(pb, value);
|
||
|
|
}
|
||
|
|
|
||
|
|
static const MXFCodecUL *mxf_get_data_definition_ul(int type)
|
||
|
|
{
|
||
|
|
const MXFCodecUL *uls = ff_mxf_data_definition_uls;
|
||
|
|
while (uls->uid[0]) {
|
||
|
|
if (type == uls->id)
|
||
|
|
break;
|
||
|
|
uls++;
|
||
|
|
}
|
||
|
|
return uls;
|
||
|
|
}
|
||
|
|
|
||
|
|
//one EC -> one descriptor. N ECs -> MultipleDescriptor + N descriptors
|
||
|
|
#define DESCRIPTOR_COUNT(essence_container_count) \
|
||
|
|
(essence_container_count > 1 ? essence_container_count + 1 : essence_container_count)
|
||
|
|
|
||
|
|
static void mxf_write_essence_container_refs(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *c = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
mxf_write_refs_count(pb, DESCRIPTOR_COUNT(c->essence_container_count));
|
||
|
|
av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", c->essence_container_count);
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
MXFStreamContext *sc = s->streams[i]->priv_data;
|
||
|
|
// check first track of essence container type and only write it once
|
||
|
|
if (sc->track_essence_element_key[15] != 0)
|
||
|
|
continue;
|
||
|
|
avio_write(pb, *sc->container_ul, 16);
|
||
|
|
if (c->essence_container_count == 1)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (c->essence_container_count > 1)
|
||
|
|
avio_write(pb, multiple_desc_ul, 16);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_preface(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x012f00);
|
||
|
|
PRINT_KEY(s, "preface key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 138 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
|
||
|
|
|
||
|
|
// write preface set uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, Preface, 0);
|
||
|
|
PRINT_KEY(s, "preface uid", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
// last modified date
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3B02);
|
||
|
|
avio_wb64(pb, mxf->timestamp);
|
||
|
|
|
||
|
|
// write version
|
||
|
|
mxf_write_local_tag(pb, 2, 0x3B05);
|
||
|
|
avio_wb16(pb, 259); // v1.3
|
||
|
|
|
||
|
|
// Object Model Version
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3B07);
|
||
|
|
avio_wb32(pb, 1);
|
||
|
|
|
||
|
|
// write identification_refs
|
||
|
|
mxf_write_local_tag(pb, 16 + 8, 0x3B06);
|
||
|
|
mxf_write_refs_count(pb, 1);
|
||
|
|
mxf_write_uuid(pb, Identification, 0);
|
||
|
|
|
||
|
|
// write content_storage_refs
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3B03);
|
||
|
|
mxf_write_uuid(pb, ContentStorage, 0);
|
||
|
|
|
||
|
|
// operational pattern
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3B09);
|
||
|
|
if (s->oformat == &ff_mxf_opatom_muxer)
|
||
|
|
avio_write(pb, opatom_ul, 16);
|
||
|
|
else
|
||
|
|
avio_write(pb, op1a_ul, 16);
|
||
|
|
|
||
|
|
// write essence_container_refs
|
||
|
|
mxf_write_local_tag(pb, 8 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count), 0x3B0A);
|
||
|
|
mxf_write_essence_container_refs(s);
|
||
|
|
|
||
|
|
// write dm_scheme_refs
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3B0B);
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Returns the length of the UTF-16 string, in 16-bit characters, that would result
|
||
|
|
* from decoding the utf-8 string.
|
||
|
|
*/
|
||
|
|
static uint64_t mxf_utf16len(const char *utf8_str)
|
||
|
|
{
|
||
|
|
const uint8_t *q = utf8_str;
|
||
|
|
uint64_t size = 0;
|
||
|
|
while (*q) {
|
||
|
|
uint32_t ch;
|
||
|
|
GET_UTF8(ch, *q++, goto invalid;)
|
||
|
|
if (ch < 0x10000)
|
||
|
|
size++;
|
||
|
|
else
|
||
|
|
size += 2;
|
||
|
|
continue;
|
||
|
|
invalid:
|
||
|
|
av_log(NULL, AV_LOG_ERROR, "Invalid UTF8 sequence in mxf_utf16len\n\n");
|
||
|
|
}
|
||
|
|
size += 1;
|
||
|
|
return size;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Returns the calculated length a local tag containing an utf-8 string as utf-16
|
||
|
|
*/
|
||
|
|
static int mxf_utf16_local_tag_length(const char *utf8_str)
|
||
|
|
{
|
||
|
|
uint64_t size;
|
||
|
|
|
||
|
|
if (!utf8_str)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
size = mxf_utf16len(utf8_str);
|
||
|
|
if (size >= UINT16_MAX/2) {
|
||
|
|
av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 4 + size * 2;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Write a local tag containing an utf-8 string as utf-16
|
||
|
|
*/
|
||
|
|
static void mxf_write_local_tag_utf16(AVIOContext *pb, int tag, const char *value)
|
||
|
|
{
|
||
|
|
uint64_t size = mxf_utf16len(value);
|
||
|
|
|
||
|
|
if (size >= UINT16_MAX/2) {
|
||
|
|
av_log(NULL, AV_LOG_ERROR, "utf16 local tag size %"PRIx64" invalid (too large), ignoring\n", size);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, size*2, tag);
|
||
|
|
avio_put_str16be(pb, value);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void store_version(AVFormatContext *s){
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
|
||
|
|
if (s->flags & AVFMT_FLAG_BITEXACT) {
|
||
|
|
avio_wb16(pb, 0); // major
|
||
|
|
avio_wb16(pb, 0); // minor
|
||
|
|
avio_wb16(pb, 0); // tertiary
|
||
|
|
} else {
|
||
|
|
avio_wb16(pb, LIBAVFORMAT_VERSION_MAJOR); // major
|
||
|
|
avio_wb16(pb, LIBAVFORMAT_VERSION_MINOR); // minor
|
||
|
|
avio_wb16(pb, LIBAVFORMAT_VERSION_MICRO); // tertiary
|
||
|
|
}
|
||
|
|
avio_wb16(pb, 0); // patch
|
||
|
|
avio_wb16(pb, 0); // release
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_identification(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
const char *company = "FFmpeg";
|
||
|
|
const char *product = s->oformat != &ff_mxf_opatom_muxer ? "OP1a Muxer" : "OPAtom Muxer";
|
||
|
|
const char *version;
|
||
|
|
int length;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x013000);
|
||
|
|
PRINT_KEY(s, "identification key", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
version = s->flags & AVFMT_FLAG_BITEXACT ?
|
||
|
|
"0.0.0" : AV_STRINGIFY(LIBAVFORMAT_VERSION);
|
||
|
|
length = 100 +mxf_utf16_local_tag_length(company) +
|
||
|
|
mxf_utf16_local_tag_length(product) +
|
||
|
|
mxf_utf16_local_tag_length(version);
|
||
|
|
klv_encode_ber_length(pb, length);
|
||
|
|
|
||
|
|
// write uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, Identification, 0);
|
||
|
|
PRINT_KEY(s, "identification uid", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
// write generation uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C09);
|
||
|
|
mxf_write_uuid(pb, Identification, 1);
|
||
|
|
mxf_write_local_tag_utf16(pb, 0x3C01, company); // Company Name
|
||
|
|
mxf_write_local_tag_utf16(pb, 0x3C02, product); // Product Name
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 10, 0x3C03); // Product Version
|
||
|
|
store_version(s);
|
||
|
|
|
||
|
|
mxf_write_local_tag_utf16(pb, 0x3C04, version); // Version String
|
||
|
|
|
||
|
|
// write product uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C05);
|
||
|
|
mxf_write_uuid(pb, Identification, 2);
|
||
|
|
|
||
|
|
// modification date
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3C06);
|
||
|
|
avio_wb64(pb, mxf->timestamp);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 10, 0x3C07); // Toolkit Version
|
||
|
|
store_version(s);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_content_storage(AVFormatContext *s, MXFPackage *packages, int package_count)
|
||
|
|
{
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x011800);
|
||
|
|
PRINT_KEY(s, "content storage key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 60 + (16 * package_count));
|
||
|
|
|
||
|
|
// write uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, ContentStorage, 0);
|
||
|
|
PRINT_KEY(s, "content storage uid", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
// write package reference
|
||
|
|
mxf_write_local_tag(pb, 16 * package_count + 8, 0x1901);
|
||
|
|
mxf_write_refs_count(pb, package_count);
|
||
|
|
for (i = 0; i < package_count; i++) {
|
||
|
|
mxf_write_uuid(pb, packages[i].type, packages[i].instance);
|
||
|
|
}
|
||
|
|
|
||
|
|
// write essence container data
|
||
|
|
mxf_write_local_tag(pb, 8 + 16, 0x1902);
|
||
|
|
mxf_write_refs_count(pb, 1);
|
||
|
|
mxf_write_uuid(pb, EssenceContainerData, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_track(AVFormatContext *s, AVStream *st, MXFPackage *package)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x013b00);
|
||
|
|
PRINT_KEY(s, "track key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 80);
|
||
|
|
|
||
|
|
// write track uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, Track, mxf->track_instance_count);
|
||
|
|
PRINT_KEY(s, "track uid", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
// write track id
|
||
|
|
mxf_write_local_tag(pb, 4, 0x4801);
|
||
|
|
avio_wb32(pb, st->index+2);
|
||
|
|
|
||
|
|
// write track number
|
||
|
|
mxf_write_local_tag(pb, 4, 0x4804);
|
||
|
|
if (package->type == MaterialPackage)
|
||
|
|
avio_wb32(pb, 0); // track number of material package is 0
|
||
|
|
else
|
||
|
|
avio_write(pb, sc->track_essence_element_key + 12, 4);
|
||
|
|
|
||
|
|
// write edit rate
|
||
|
|
mxf_write_local_tag(pb, 8, 0x4B01);
|
||
|
|
|
||
|
|
if (st == mxf->timecode_track && s->oformat == &ff_mxf_opatom_muxer) {
|
||
|
|
avio_wb32(pb, mxf->tc.rate.num);
|
||
|
|
avio_wb32(pb, mxf->tc.rate.den);
|
||
|
|
} else {
|
||
|
|
avio_wb32(pb, mxf->time_base.den);
|
||
|
|
avio_wb32(pb, mxf->time_base.num);
|
||
|
|
}
|
||
|
|
|
||
|
|
// write origin
|
||
|
|
mxf_write_local_tag(pb, 8, 0x4B02);
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
|
||
|
|
// write sequence refs
|
||
|
|
mxf_write_local_tag(pb, 16, 0x4803);
|
||
|
|
mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
static const uint8_t smpte_12m_timecode_track_data_ul[] = { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x01,0x03,0x02,0x01,0x01,0x00,0x00,0x00 };
|
||
|
|
|
||
|
|
static void mxf_write_common_fields(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
|
||
|
|
// find data define uls
|
||
|
|
mxf_write_local_tag(pb, 16, 0x0201);
|
||
|
|
if (st == mxf->timecode_track)
|
||
|
|
avio_write(pb, smpte_12m_timecode_track_data_ul, 16);
|
||
|
|
else {
|
||
|
|
const MXFCodecUL *data_def_ul = mxf_get_data_definition_ul(st->codecpar->codec_type);
|
||
|
|
avio_write(pb, data_def_ul->uid, 16);
|
||
|
|
}
|
||
|
|
|
||
|
|
// write duration
|
||
|
|
mxf_write_local_tag(pb, 8, 0x0202);
|
||
|
|
|
||
|
|
if (st != mxf->timecode_track && s->oformat == &ff_mxf_opatom_muxer && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
|
||
|
|
avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
|
||
|
|
} else {
|
||
|
|
avio_wb64(pb, mxf->duration);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_sequence(AVFormatContext *s, AVStream *st, MXFPackage *package)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
enum MXFMetadataSetType component;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x010f00);
|
||
|
|
PRINT_KEY(s, "sequence key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 80);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, Sequence, mxf->track_instance_count);
|
||
|
|
|
||
|
|
PRINT_KEY(s, "sequence uid", pb->buf_ptr - 16);
|
||
|
|
mxf_write_common_fields(s, st);
|
||
|
|
|
||
|
|
// write structural component
|
||
|
|
mxf_write_local_tag(pb, 16 + 8, 0x1001);
|
||
|
|
mxf_write_refs_count(pb, 1);
|
||
|
|
if (st == mxf->timecode_track)
|
||
|
|
component = TimecodeComponent;
|
||
|
|
else
|
||
|
|
component = SourceClip;
|
||
|
|
|
||
|
|
mxf_write_uuid(pb, component, mxf->track_instance_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_timecode_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x011400);
|
||
|
|
klv_encode_ber_length(pb, 75);
|
||
|
|
|
||
|
|
// UID
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, TimecodeComponent, mxf->track_instance_count);
|
||
|
|
|
||
|
|
mxf_write_common_fields(s, st);
|
||
|
|
|
||
|
|
// Start Time Code
|
||
|
|
mxf_write_local_tag(pb, 8, 0x1501);
|
||
|
|
avio_wb64(pb, mxf->tc.start);
|
||
|
|
|
||
|
|
// Rounded Time Code Base
|
||
|
|
mxf_write_local_tag(pb, 2, 0x1502);
|
||
|
|
avio_wb16(pb, mxf->timecode_base);
|
||
|
|
|
||
|
|
// Drop Frame
|
||
|
|
mxf_write_local_tag(pb, 1, 0x1503);
|
||
|
|
avio_w8(pb, !!(mxf->tc.flags & AV_TIMECODE_FLAG_DROPFRAME));
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_structural_component(AVFormatContext *s, AVStream *st, MXFPackage *package)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x011100);
|
||
|
|
PRINT_KEY(s, "sturctural component key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 108);
|
||
|
|
|
||
|
|
// write uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, SourceClip, mxf->track_instance_count);
|
||
|
|
|
||
|
|
PRINT_KEY(s, "structural component uid", pb->buf_ptr - 16);
|
||
|
|
mxf_write_common_fields(s, st);
|
||
|
|
|
||
|
|
// write start_position
|
||
|
|
mxf_write_local_tag(pb, 8, 0x1201);
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
|
||
|
|
// write source package uid, end of the reference
|
||
|
|
mxf_write_local_tag(pb, 32, 0x1101);
|
||
|
|
if (!package->ref) {
|
||
|
|
for (i = 0; i < 4; i++)
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
} else
|
||
|
|
mxf_write_umid(s, package->ref->instance);
|
||
|
|
|
||
|
|
// write source track id
|
||
|
|
mxf_write_local_tag(pb, 4, 0x1102);
|
||
|
|
if (package->type == SourcePackage && !package->ref)
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
else
|
||
|
|
avio_wb32(pb, st->index+2);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_tape_descriptor(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x012e00);
|
||
|
|
PRINT_KEY(s, "tape descriptor key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 20);
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, TapeDescriptor, 0);
|
||
|
|
PRINT_KEY(s, "tape_desc uid", pb->buf_ptr - 16);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static void mxf_write_multi_descriptor(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
const uint8_t *ul;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x014400);
|
||
|
|
PRINT_KEY(s, "multiple descriptor key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 64 + 16LL * s->nb_streams);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, MultipleDescriptor, 0);
|
||
|
|
PRINT_KEY(s, "multi_desc uid", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
// write sample rate
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3001);
|
||
|
|
avio_wb32(pb, mxf->time_base.den);
|
||
|
|
avio_wb32(pb, mxf->time_base.num);
|
||
|
|
|
||
|
|
// write essence container ul
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3004);
|
||
|
|
if (mxf->essence_container_count > 1)
|
||
|
|
ul = multiple_desc_ul;
|
||
|
|
else {
|
||
|
|
MXFStreamContext *sc = s->streams[0]->priv_data;
|
||
|
|
ul = *sc->container_ul;
|
||
|
|
}
|
||
|
|
avio_write(pb, ul, 16);
|
||
|
|
|
||
|
|
// write sub descriptor refs
|
||
|
|
mxf_write_local_tag(pb, s->nb_streams * 16 + 8, 0x3F01);
|
||
|
|
mxf_write_refs_count(pb, s->nb_streams);
|
||
|
|
for (i = 0; i < s->nb_streams; i++)
|
||
|
|
mxf_write_uuid(pb, SubDescriptor, i);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int64_t mxf_write_generic_desc(AVFormatContext *s, AVStream *st, const UID key)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int64_t pos;
|
||
|
|
|
||
|
|
avio_write(pb, key, 16);
|
||
|
|
klv_encode_ber4_length(pb, 0);
|
||
|
|
pos = avio_tell(pb);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, SubDescriptor, st->index);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3006);
|
||
|
|
avio_wb32(pb, st->index+2);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3001);
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer) {
|
||
|
|
avio_wb32(pb, mxf->time_base.den);
|
||
|
|
avio_wb32(pb, mxf->time_base.num);
|
||
|
|
} else {
|
||
|
|
if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S16LE ||
|
||
|
|
st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
|
||
|
|
avio_wb32(pb, st->codecpar->sample_rate);
|
||
|
|
avio_wb32(pb, 1);
|
||
|
|
} else {
|
||
|
|
avio_wb32(pb, mxf->time_base.den);
|
||
|
|
avio_wb32(pb, mxf->time_base.num);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3004);
|
||
|
|
avio_write(pb, *sc->container_ul, 16);
|
||
|
|
|
||
|
|
return pos;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const UID mxf_s436m_anc_descriptor_key = { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5c,0x00 };
|
||
|
|
static const UID mxf_mpegvideo_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 };
|
||
|
|
static const UID mxf_wav_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 };
|
||
|
|
static const UID mxf_aes3_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 };
|
||
|
|
static const UID mxf_cdci_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x28,0x00 };
|
||
|
|
static const UID mxf_generic_sound_descriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x42,0x00 };
|
||
|
|
|
||
|
|
static const UID mxf_avc_subdescriptor_key = { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6E,0x00 };
|
||
|
|
|
||
|
|
static int get_trc(UID ul, enum AVColorTransferCharacteristic trc)
|
||
|
|
{
|
||
|
|
switch (trc){
|
||
|
|
case AVCOL_TRC_GAMMA28 :
|
||
|
|
case AVCOL_TRC_GAMMA22 :
|
||
|
|
memcpy(ul, ((UID){0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x01,0x00,0x00}), 16);
|
||
|
|
return 0;
|
||
|
|
case AVCOL_TRC_BT709 :
|
||
|
|
case AVCOL_TRC_SMPTE170M :
|
||
|
|
memcpy(ul, ((UID){0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x02,0x00,0x00}), 16);
|
||
|
|
return 0;
|
||
|
|
case AVCOL_TRC_SMPTE240M :
|
||
|
|
memcpy(ul, ((UID){0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x03,0x00,0x00}), 16);
|
||
|
|
return 0;
|
||
|
|
case AVCOL_TRC_BT1361_ECG:
|
||
|
|
memcpy(ul, ((UID){0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x01,0x05,0x00,0x00}), 16);
|
||
|
|
return 0;
|
||
|
|
case AVCOL_TRC_LINEAR :
|
||
|
|
memcpy(ul, ((UID){0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x06,0x04,0x01,0x01,0x01,0x01,0x06,0x00,0x00}), 16);
|
||
|
|
return 0;
|
||
|
|
case AVCOL_TRC_SMPTE428 :
|
||
|
|
memcpy(ul, ((UID){0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x08,0x04,0x01,0x01,0x01,0x01,0x07,0x00,0x00}), 16);
|
||
|
|
return 0;
|
||
|
|
default:
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int64_t mxf_write_cdci_common(AVFormatContext *s, AVStream *st, const UID key)
|
||
|
|
{
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int stored_width = 0;
|
||
|
|
int stored_height = (st->codecpar->height+15)/16*16;
|
||
|
|
int display_height;
|
||
|
|
int f1, f2;
|
||
|
|
UID transfer_ul = {0};
|
||
|
|
int64_t pos = mxf_write_generic_desc(s, st, key);
|
||
|
|
|
||
|
|
get_trc(transfer_ul, st->codecpar->color_trc);
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
|
||
|
|
if (st->codecpar->height == 1080)
|
||
|
|
stored_width = 1920;
|
||
|
|
else if (st->codecpar->height == 720)
|
||
|
|
stored_width = 1280;
|
||
|
|
}
|
||
|
|
if (!stored_width)
|
||
|
|
stored_width = (st->codecpar->width+15)/16*16;
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3203);
|
||
|
|
avio_wb32(pb, stored_width);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3202);
|
||
|
|
avio_wb32(pb, stored_height>>sc->interlaced);
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer) {
|
||
|
|
//Stored F2 Offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3216);
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
|
||
|
|
//Image Start Offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3213);
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
|
||
|
|
//Image End Offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3214);
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
//Sampled width
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3205);
|
||
|
|
avio_wb32(pb, stored_width);
|
||
|
|
|
||
|
|
//Samples height
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3204);
|
||
|
|
avio_wb32(pb, st->codecpar->height>>sc->interlaced);
|
||
|
|
|
||
|
|
//Sampled X Offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3206);
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
|
||
|
|
//Sampled Y Offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3207);
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3209);
|
||
|
|
avio_wb32(pb, stored_width);
|
||
|
|
|
||
|
|
if (st->codecpar->height == 608) // PAL + VBI
|
||
|
|
display_height = 576;
|
||
|
|
else if (st->codecpar->height == 512) // NTSC + VBI
|
||
|
|
display_height = 486;
|
||
|
|
else
|
||
|
|
display_height = st->codecpar->height;
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3208);
|
||
|
|
avio_wb32(pb, display_height>>sc->interlaced);
|
||
|
|
|
||
|
|
// display X offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x320A);
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
|
||
|
|
// display Y offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x320B);
|
||
|
|
avio_wb32(pb, (st->codecpar->height - display_height)>>sc->interlaced);
|
||
|
|
|
||
|
|
if (sc->interlaced) {
|
||
|
|
//Display F2 Offset
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3217);
|
||
|
|
avio_wb32(pb, -((st->codecpar->height - display_height)&1));
|
||
|
|
}
|
||
|
|
|
||
|
|
// component depth
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3301);
|
||
|
|
avio_wb32(pb, sc->component_depth);
|
||
|
|
|
||
|
|
// horizontal subsampling
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3302);
|
||
|
|
avio_wb32(pb, sc->h_chroma_sub_sample);
|
||
|
|
|
||
|
|
// vertical subsampling
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3308);
|
||
|
|
avio_wb32(pb, sc->v_chroma_sub_sample);
|
||
|
|
|
||
|
|
// color siting
|
||
|
|
mxf_write_local_tag(pb, 1, 0x3303);
|
||
|
|
avio_w8(pb, sc->color_siting);
|
||
|
|
|
||
|
|
// Padding Bits
|
||
|
|
mxf_write_local_tag(pb, 2, 0x3307);
|
||
|
|
avio_wb16(pb, 0);
|
||
|
|
|
||
|
|
if (st->codecpar->color_range != AVCOL_RANGE_UNSPECIFIED) {
|
||
|
|
int black = 0,
|
||
|
|
white = (1<<sc->component_depth) - 1,
|
||
|
|
color = (1<<sc->component_depth) - 1;
|
||
|
|
if (st->codecpar->color_range == AVCOL_RANGE_MPEG) {
|
||
|
|
black = 1 << (sc->component_depth - 4);
|
||
|
|
white = 235 << (sc->component_depth - 8);
|
||
|
|
color = (14 << (sc->component_depth - 4)) + 1;
|
||
|
|
}
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3304);
|
||
|
|
avio_wb32(pb, black);
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3305);
|
||
|
|
avio_wb32(pb, white);
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3306);
|
||
|
|
avio_wb32(pb, color);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (sc->signal_standard) {
|
||
|
|
mxf_write_local_tag(pb, 1, 0x3215);
|
||
|
|
avio_w8(pb, sc->signal_standard);
|
||
|
|
}
|
||
|
|
|
||
|
|
// frame layout
|
||
|
|
mxf_write_local_tag(pb, 1, 0x320C);
|
||
|
|
avio_w8(pb, sc->interlaced);
|
||
|
|
|
||
|
|
// video line map
|
||
|
|
switch (st->codecpar->height) {
|
||
|
|
case 576: f1 = 23; f2 = st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO ? 335 : 336; break;
|
||
|
|
case 608: f1 = 7; f2 = 320; break;
|
||
|
|
case 480: f1 = 20; f2 = st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO ? 285 : 283; break;
|
||
|
|
case 512: f1 = 7; f2 = 270; break;
|
||
|
|
case 720: f1 = 26; f2 = 0; break; // progressive
|
||
|
|
case 1080: f1 = 21; f2 = 584; break;
|
||
|
|
default: f1 = 0; f2 = 0; break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!sc->interlaced && f2) {
|
||
|
|
f2 = 0;
|
||
|
|
f1 *= 2;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x320D);
|
||
|
|
avio_wb32(pb, 2);
|
||
|
|
avio_wb32(pb, 4);
|
||
|
|
avio_wb32(pb, f1);
|
||
|
|
avio_wb32(pb, f2);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 8, 0x320E);
|
||
|
|
avio_wb32(pb, sc->aspect_ratio.num);
|
||
|
|
avio_wb32(pb, sc->aspect_ratio.den);
|
||
|
|
|
||
|
|
//Transfer characteristic
|
||
|
|
if (transfer_ul[0]) {
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3210);
|
||
|
|
avio_write(pb, transfer_ul, 16);
|
||
|
|
};
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3201);
|
||
|
|
avio_write(pb, *sc->codec_ul, 16);
|
||
|
|
|
||
|
|
if (sc->interlaced && sc->field_dominance) {
|
||
|
|
mxf_write_local_tag(pb, 1, 0x3212);
|
||
|
|
avio_w8(pb, sc->field_dominance);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id == AV_CODEC_ID_H264 && !sc->avc_intra) {
|
||
|
|
// write avc sub descriptor ref
|
||
|
|
mxf_write_local_tag(pb, 8 + 16, 0x8100);
|
||
|
|
mxf_write_refs_count(pb, 1);
|
||
|
|
mxf_write_uuid(pb, AVCSubDescriptor, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
return pos;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_update_klv_size(AVIOContext *pb, int64_t pos)
|
||
|
|
{
|
||
|
|
int64_t cur_pos = avio_tell(pb);
|
||
|
|
int size = cur_pos - pos;
|
||
|
|
avio_seek(pb, pos - 4, SEEK_SET);
|
||
|
|
klv_encode_ber4_length(pb, size);
|
||
|
|
avio_seek(pb, cur_pos, SEEK_SET);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_avc_subdesc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int64_t pos;
|
||
|
|
|
||
|
|
avio_write(pb, mxf_avc_subdescriptor_key, 16);
|
||
|
|
klv_encode_ber4_length(pb, 0);
|
||
|
|
pos = avio_tell(pb);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, AVCSubDescriptor, 0);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 1, 0x8200);
|
||
|
|
avio_w8(pb, 0xFF); // AVC Decoding Delay, unknown
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 1, 0x8201);
|
||
|
|
avio_w8(pb, st->codecpar->profile); // AVC Profile
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 1, 0x8202);
|
||
|
|
avio_w8(pb, st->codecpar->level); // AVC Level
|
||
|
|
|
||
|
|
mxf_update_klv_size(s->pb, pos);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_cdci_desc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
int64_t pos = mxf_write_cdci_common(s, st, mxf_cdci_descriptor_key);
|
||
|
|
mxf_update_klv_size(s->pb, pos);
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
|
||
|
|
mxf_write_avc_subdesc(s, st);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_h264_desc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
if (sc->avc_intra) {
|
||
|
|
mxf_write_mpegvideo_desc(s, st);
|
||
|
|
} else {
|
||
|
|
int64_t pos = mxf_write_cdci_common(s, st, mxf_cdci_descriptor_key);
|
||
|
|
mxf_update_klv_size(s->pb, pos);
|
||
|
|
mxf_write_avc_subdesc(s, st);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_s436m_anc_desc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
int64_t pos = mxf_write_generic_desc(s, st, mxf_s436m_anc_descriptor_key);
|
||
|
|
mxf_update_klv_size(s->pb, pos);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
int profile_and_level = (st->codecpar->profile<<4) | st->codecpar->level;
|
||
|
|
int64_t pos = mxf_write_cdci_common(s, st, mxf_mpegvideo_descriptor_key);
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id != AV_CODEC_ID_H264) {
|
||
|
|
// bit rate
|
||
|
|
mxf_write_local_tag(pb, 4, 0x8000);
|
||
|
|
avio_wb32(pb, sc->video_bit_rate);
|
||
|
|
|
||
|
|
// profile and level
|
||
|
|
mxf_write_local_tag(pb, 1, 0x8007);
|
||
|
|
if (!st->codecpar->profile)
|
||
|
|
profile_and_level |= 0x80; // escape bit
|
||
|
|
avio_w8(pb, profile_and_level);
|
||
|
|
|
||
|
|
// low delay
|
||
|
|
mxf_write_local_tag(pb, 1, 0x8003);
|
||
|
|
avio_w8(pb, sc->low_delay);
|
||
|
|
|
||
|
|
// closed gop
|
||
|
|
mxf_write_local_tag(pb, 1, 0x8004);
|
||
|
|
avio_w8(pb, sc->seq_closed_gop);
|
||
|
|
|
||
|
|
// max gop
|
||
|
|
mxf_write_local_tag(pb, 2, 0x8006);
|
||
|
|
avio_wb16(pb, sc->max_gop);
|
||
|
|
|
||
|
|
// b picture count
|
||
|
|
mxf_write_local_tag(pb, 2, 0x8008);
|
||
|
|
avio_wb16(pb, sc->b_picture_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_update_klv_size(pb, pos);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int64_t mxf_write_generic_sound_common(AVFormatContext *s, AVStream *st, const UID key)
|
||
|
|
{
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
int show_warnings = !mxf->footer_partition_offset;
|
||
|
|
int64_t pos = mxf_write_generic_desc(s, st, key);
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_opatom_muxer) {
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3002);
|
||
|
|
avio_wb64(pb, mxf->body_offset / mxf->edit_unit_byte_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
// audio locked
|
||
|
|
mxf_write_local_tag(pb, 1, 0x3D02);
|
||
|
|
avio_w8(pb, 1);
|
||
|
|
|
||
|
|
// write audio sampling rate
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3D03);
|
||
|
|
avio_wb32(pb, st->codecpar->sample_rate);
|
||
|
|
avio_wb32(pb, 1);
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer) {
|
||
|
|
mxf_write_local_tag(pb, 1, 0x3D04);
|
||
|
|
avio_w8(pb, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3D07);
|
||
|
|
if (mxf->channel_count == -1) {
|
||
|
|
if (show_warnings && (s->oformat == &ff_mxf_d10_muxer) && (st->codecpar->channels != 4) && (st->codecpar->channels != 8))
|
||
|
|
av_log(s, AV_LOG_WARNING, "the number of audio channels shall be 4 or 8 : the output will not comply to MXF D-10 specs, use -d10_channelcount to fix this\n");
|
||
|
|
avio_wb32(pb, st->codecpar->channels);
|
||
|
|
} else if (s->oformat == &ff_mxf_d10_muxer) {
|
||
|
|
if (show_warnings && (mxf->channel_count < st->codecpar->channels))
|
||
|
|
av_log(s, AV_LOG_WARNING, "d10_channelcount < actual number of audio channels : some channels will be discarded\n");
|
||
|
|
if (show_warnings && (mxf->channel_count != 4) && (mxf->channel_count != 8))
|
||
|
|
av_log(s, AV_LOG_WARNING, "d10_channelcount shall be set to 4 or 8 : the output will not comply to MXF D-10 specs\n");
|
||
|
|
avio_wb32(pb, mxf->channel_count);
|
||
|
|
} else {
|
||
|
|
avio_wb32(pb, st->codecpar->channels);
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3D01);
|
||
|
|
avio_wb32(pb, av_get_bits_per_sample(st->codecpar->codec_id));
|
||
|
|
|
||
|
|
return pos;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int64_t mxf_write_wav_common(AVFormatContext *s, AVStream *st, const UID key)
|
||
|
|
{
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int64_t pos = mxf_write_generic_sound_common(s, st, key);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 2, 0x3D0A);
|
||
|
|
avio_wb16(pb, st->codecpar->block_align);
|
||
|
|
|
||
|
|
// avg bytes per sec
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3D09);
|
||
|
|
avio_wb32(pb, st->codecpar->block_align*st->codecpar->sample_rate);
|
||
|
|
|
||
|
|
return pos;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_wav_desc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
int64_t pos = mxf_write_wav_common(s, st, mxf_wav_descriptor_key);
|
||
|
|
mxf_update_klv_size(s->pb, pos);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_aes3_desc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
int64_t pos = mxf_write_wav_common(s, st, mxf_aes3_descriptor_key);
|
||
|
|
mxf_update_klv_size(s->pb, pos);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_generic_sound_desc(AVFormatContext *s, AVStream *st)
|
||
|
|
{
|
||
|
|
int64_t pos = mxf_write_generic_sound_common(s, st, mxf_generic_sound_descriptor_key);
|
||
|
|
mxf_update_klv_size(s->pb, pos);
|
||
|
|
}
|
||
|
|
|
||
|
|
static const uint8_t mxf_indirect_value_utf16le[] = { 0x4c,0x00,0x02,0x10,0x01,0x00,0x00,0x00,0x00,0x06,0x0e,0x2b,0x34,0x01,0x04,0x01,0x01 };
|
||
|
|
|
||
|
|
static int mxf_write_tagged_value(AVFormatContext *s, const char* name, const char* value)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int name_size = mxf_utf16_local_tag_length(name);
|
||
|
|
int indirect_value_size = 13 + mxf_utf16_local_tag_length(value);
|
||
|
|
|
||
|
|
if (!name_size || indirect_value_size == 13)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x013f00);
|
||
|
|
klv_encode_ber_length(pb, 24 + name_size + indirect_value_size);
|
||
|
|
|
||
|
|
// write instance UID
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count);
|
||
|
|
|
||
|
|
// write name
|
||
|
|
mxf_write_local_tag_utf16(pb, 0x5001, name); // Name
|
||
|
|
|
||
|
|
// write indirect value
|
||
|
|
mxf_write_local_tag(pb, indirect_value_size, 0x5003);
|
||
|
|
avio_write(pb, mxf_indirect_value_utf16le, 17);
|
||
|
|
avio_put_str16le(pb, value);
|
||
|
|
|
||
|
|
mxf->tagged_value_count++;
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_user_comments(AVFormatContext *s, const AVDictionary *m)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVDictionaryEntry *t = NULL;
|
||
|
|
int count = 0;
|
||
|
|
|
||
|
|
while ((t = av_dict_get(m, "comment_", t, AV_DICT_IGNORE_SUFFIX))) {
|
||
|
|
if (mxf->tagged_value_count >= UINT16_MAX) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "too many tagged values, ignoring remaining\n");
|
||
|
|
return count;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mxf_write_tagged_value(s, t->key + 8, t->value) == 0)
|
||
|
|
count++;
|
||
|
|
}
|
||
|
|
return count;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_package(AVFormatContext *s, MXFPackage *package)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int i, track_count = s->nb_streams+1;
|
||
|
|
int name_size = mxf_utf16_local_tag_length(package->name);
|
||
|
|
int user_comment_count = 0;
|
||
|
|
|
||
|
|
if (package->type == MaterialPackage) {
|
||
|
|
if (mxf->store_user_comments)
|
||
|
|
user_comment_count = mxf_write_user_comments(s, s->metadata);
|
||
|
|
mxf_write_metadata_key(pb, 0x013600);
|
||
|
|
PRINT_KEY(s, "Material Package key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 92 + name_size + (16*track_count) + (16*user_comment_count) + 12LL*mxf->store_user_comments);
|
||
|
|
} else {
|
||
|
|
mxf_write_metadata_key(pb, 0x013700);
|
||
|
|
PRINT_KEY(s, "Source Package key", pb->buf_ptr - 16);
|
||
|
|
klv_encode_ber_length(pb, 112 + name_size + (16*track_count) + 12LL*mxf->store_user_comments); // 20 bytes length for descriptor reference
|
||
|
|
}
|
||
|
|
|
||
|
|
// write uid
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, package->type, package->instance);
|
||
|
|
av_log(s, AV_LOG_DEBUG, "package type:%d\n", package->type);
|
||
|
|
PRINT_KEY(s, "package uid", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
// write package umid
|
||
|
|
mxf_write_local_tag(pb, 32, 0x4401);
|
||
|
|
mxf_write_umid(s, package->instance);
|
||
|
|
PRINT_KEY(s, "package umid second part", pb->buf_ptr - 16);
|
||
|
|
|
||
|
|
// package name
|
||
|
|
if (name_size)
|
||
|
|
mxf_write_local_tag_utf16(pb, 0x4402, package->name);
|
||
|
|
|
||
|
|
// package creation date
|
||
|
|
mxf_write_local_tag(pb, 8, 0x4405);
|
||
|
|
avio_wb64(pb, mxf->timestamp);
|
||
|
|
|
||
|
|
// package modified date
|
||
|
|
mxf_write_local_tag(pb, 8, 0x4404);
|
||
|
|
avio_wb64(pb, mxf->timestamp);
|
||
|
|
|
||
|
|
// write track refs
|
||
|
|
mxf_write_local_tag(pb, track_count*16 + 8, 0x4403);
|
||
|
|
mxf_write_refs_count(pb, track_count);
|
||
|
|
// these are the uuids of the tracks the will be written in mxf_write_track
|
||
|
|
for (i = 0; i < track_count; i++)
|
||
|
|
mxf_write_uuid(pb, Track, mxf->track_instance_count + i);
|
||
|
|
|
||
|
|
// write user comment refs
|
||
|
|
if (mxf->store_user_comments) {
|
||
|
|
mxf_write_local_tag(pb, user_comment_count*16 + 8, 0x4406);
|
||
|
|
mxf_write_refs_count(pb, user_comment_count);
|
||
|
|
for (i = 0; i < user_comment_count; i++)
|
||
|
|
mxf_write_uuid(pb, TaggedValue, mxf->tagged_value_count - user_comment_count + i);
|
||
|
|
}
|
||
|
|
|
||
|
|
// write multiple descriptor reference
|
||
|
|
if (package->type == SourcePackage && package->instance == 1) {
|
||
|
|
mxf_write_local_tag(pb, 16, 0x4701);
|
||
|
|
if (s->nb_streams > 1) {
|
||
|
|
mxf_write_uuid(pb, MultipleDescriptor, 0);
|
||
|
|
mxf_write_multi_descriptor(s);
|
||
|
|
} else
|
||
|
|
mxf_write_uuid(pb, SubDescriptor, 0);
|
||
|
|
} else if (package->type == SourcePackage && package->instance == 2) {
|
||
|
|
mxf_write_local_tag(pb, 16, 0x4701);
|
||
|
|
mxf_write_uuid(pb, TapeDescriptor, 0);
|
||
|
|
mxf_write_tape_descriptor(s);
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* for every 1 track in a package there is 1 sequence and 1 component.
|
||
|
|
* all 3 of these elements share the same instance number for generating
|
||
|
|
* there instance uuids. mxf->track_instance_count stores this value.
|
||
|
|
* mxf->track_instance_count is incremented after a group of all 3 of
|
||
|
|
* these elements are written.
|
||
|
|
*/
|
||
|
|
|
||
|
|
// write timecode track
|
||
|
|
mxf_write_track(s, mxf->timecode_track, package);
|
||
|
|
mxf_write_sequence(s, mxf->timecode_track, package);
|
||
|
|
mxf_write_timecode_component(s, mxf->timecode_track, package);
|
||
|
|
mxf->track_instance_count++;
|
||
|
|
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
AVStream *st = s->streams[i];
|
||
|
|
mxf_write_track(s, st, package);
|
||
|
|
mxf_write_sequence(s, st, package);
|
||
|
|
mxf_write_structural_component(s, st, package);
|
||
|
|
mxf->track_instance_count++;
|
||
|
|
|
||
|
|
if (package->type == SourcePackage && package->instance == 1) {
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
mxf_essence_container_uls[sc->index].write_desc(s, st);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_essence_container_data(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
|
||
|
|
mxf_write_metadata_key(pb, 0x012300);
|
||
|
|
klv_encode_ber_length(pb, 72);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A); // Instance UID
|
||
|
|
mxf_write_uuid(pb, EssenceContainerData, 0);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 32, 0x2701); // Linked Package UID
|
||
|
|
mxf_write_umid(s, 1);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3F07); // BodySID
|
||
|
|
avio_wb32(pb, 1);
|
||
|
|
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3F06); // IndexSID
|
||
|
|
avio_wb32(pb, 2);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_header_metadata_sets(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVDictionaryEntry *entry = NULL;
|
||
|
|
AVStream *st = NULL;
|
||
|
|
int i;
|
||
|
|
MXFPackage packages[3] = {{0}};
|
||
|
|
int package_count = 2;
|
||
|
|
packages[0].type = MaterialPackage;
|
||
|
|
packages[1].type = SourcePackage;
|
||
|
|
packages[1].instance = 1;
|
||
|
|
packages[0].ref = &packages[1];
|
||
|
|
|
||
|
|
|
||
|
|
if (entry = av_dict_get(s->metadata, "material_package_name", NULL, 0))
|
||
|
|
packages[0].name = entry->value;
|
||
|
|
|
||
|
|
if (entry = av_dict_get(s->metadata, "file_package_name", NULL, 0)) {
|
||
|
|
packages[1].name = entry->value;
|
||
|
|
} else {
|
||
|
|
/* check if any of the streams contain a file_package_name */
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
st = s->streams[i];
|
||
|
|
if (entry = av_dict_get(st->metadata, "file_package_name", NULL, 0)) {
|
||
|
|
packages[1].name = entry->value;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
entry = av_dict_get(s->metadata, "reel_name", NULL, 0);
|
||
|
|
if (entry) {
|
||
|
|
packages[2].name = entry->value;
|
||
|
|
packages[2].type = SourcePackage;
|
||
|
|
packages[2].instance = 2;
|
||
|
|
packages[1].ref = &packages[2];
|
||
|
|
package_count = 3;
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_preface(s);
|
||
|
|
mxf_write_identification(s);
|
||
|
|
mxf_write_content_storage(s, packages, package_count);
|
||
|
|
mxf->track_instance_count = 0;
|
||
|
|
for (i = 0; i < package_count; i++)
|
||
|
|
mxf_write_package(s, &packages[i]);
|
||
|
|
mxf_write_essence_container_data(s);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static unsigned klv_fill_size(uint64_t size)
|
||
|
|
{
|
||
|
|
unsigned pad = KAG_SIZE - (size & (KAG_SIZE-1));
|
||
|
|
if (pad < 20) // smallest fill item possible
|
||
|
|
return pad + KAG_SIZE;
|
||
|
|
else
|
||
|
|
return pad & (KAG_SIZE-1);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_index_table_segment(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int i, j, temporal_reordering = 0;
|
||
|
|
int key_index = mxf->last_key_index;
|
||
|
|
int prev_non_b_picture = 0;
|
||
|
|
int audio_frame_size = 0;
|
||
|
|
int64_t pos;
|
||
|
|
|
||
|
|
av_log(s, AV_LOG_DEBUG, "edit units count %d\n", mxf->edit_units_count);
|
||
|
|
|
||
|
|
if (!mxf->edit_units_count && !mxf->edit_unit_byte_count)
|
||
|
|
return;
|
||
|
|
|
||
|
|
avio_write(pb, index_table_segment_key, 16);
|
||
|
|
|
||
|
|
klv_encode_ber4_length(pb, 0);
|
||
|
|
pos = avio_tell(pb);
|
||
|
|
|
||
|
|
// instance id
|
||
|
|
mxf_write_local_tag(pb, 16, 0x3C0A);
|
||
|
|
mxf_write_uuid(pb, IndexTableSegment, 0);
|
||
|
|
|
||
|
|
// index edit rate
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3F0B);
|
||
|
|
avio_wb32(pb, mxf->time_base.den);
|
||
|
|
avio_wb32(pb, mxf->time_base.num);
|
||
|
|
|
||
|
|
// index start position
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3F0C);
|
||
|
|
avio_wb64(pb, mxf->last_indexed_edit_unit);
|
||
|
|
|
||
|
|
// index duration
|
||
|
|
mxf_write_local_tag(pb, 8, 0x3F0D);
|
||
|
|
if (mxf->edit_unit_byte_count)
|
||
|
|
avio_wb64(pb, 0); // index table covers whole container
|
||
|
|
else
|
||
|
|
avio_wb64(pb, mxf->edit_units_count);
|
||
|
|
|
||
|
|
// edit unit byte count
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3F05);
|
||
|
|
avio_wb32(pb, mxf->edit_unit_byte_count);
|
||
|
|
|
||
|
|
// index sid
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3F06);
|
||
|
|
avio_wb32(pb, 2);
|
||
|
|
|
||
|
|
// body sid
|
||
|
|
mxf_write_local_tag(pb, 4, 0x3F07);
|
||
|
|
avio_wb32(pb, 1);
|
||
|
|
|
||
|
|
// real slice count - 1
|
||
|
|
mxf_write_local_tag(pb, 1, 0x3F08);
|
||
|
|
avio_w8(pb, !mxf->edit_unit_byte_count); // only one slice for CBR
|
||
|
|
|
||
|
|
// delta entry array
|
||
|
|
mxf_write_local_tag(pb, 8 + (s->nb_streams+1)*6, 0x3F09);
|
||
|
|
avio_wb32(pb, s->nb_streams+1); // num of entries
|
||
|
|
avio_wb32(pb, 6); // size of one entry
|
||
|
|
// write system item delta entry
|
||
|
|
avio_w8(pb, 0);
|
||
|
|
avio_w8(pb, 0); // slice entry
|
||
|
|
avio_wb32(pb, 0); // element delta
|
||
|
|
// write each stream delta entry
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
AVStream *st = s->streams[i];
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
avio_w8(pb, sc->temporal_reordering);
|
||
|
|
if (sc->temporal_reordering)
|
||
|
|
temporal_reordering = 1;
|
||
|
|
if (mxf->edit_unit_byte_count) {
|
||
|
|
avio_w8(pb, 0); // slice number
|
||
|
|
avio_wb32(pb, sc->slice_offset);
|
||
|
|
} else if (i == 0) { // video track
|
||
|
|
avio_w8(pb, 0); // slice number
|
||
|
|
avio_wb32(pb, KAG_SIZE); // system item size including klv fill
|
||
|
|
} else { // audio or data track
|
||
|
|
if (!audio_frame_size) {
|
||
|
|
audio_frame_size = sc->frame_size;
|
||
|
|
audio_frame_size += klv_fill_size(audio_frame_size);
|
||
|
|
}
|
||
|
|
avio_w8(pb, 1);
|
||
|
|
avio_wb32(pb, (i-1)*audio_frame_size); // element delta
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!mxf->edit_unit_byte_count) {
|
||
|
|
MXFStreamContext *sc = s->streams[0]->priv_data;
|
||
|
|
mxf_write_local_tag(pb, 8 + mxf->edit_units_count*15, 0x3F0A);
|
||
|
|
avio_wb32(pb, mxf->edit_units_count); // num of entries
|
||
|
|
avio_wb32(pb, 15); // size of one entry
|
||
|
|
|
||
|
|
for (i = 0; i < mxf->edit_units_count; i++) {
|
||
|
|
int temporal_offset = 0;
|
||
|
|
|
||
|
|
if (!(mxf->index_entries[i].flags & 0x33)) { // I-frame
|
||
|
|
sc->max_gop = FFMAX(sc->max_gop, i - mxf->last_key_index);
|
||
|
|
mxf->last_key_index = key_index;
|
||
|
|
key_index = i;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (temporal_reordering) {
|
||
|
|
int pic_num_in_gop = i - key_index;
|
||
|
|
if (pic_num_in_gop != mxf->index_entries[i].temporal_ref) {
|
||
|
|
for (j = key_index; j < mxf->edit_units_count; j++) {
|
||
|
|
if (pic_num_in_gop == mxf->index_entries[j].temporal_ref)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
if (j == mxf->edit_units_count)
|
||
|
|
av_log(s, AV_LOG_WARNING, "missing frames\n");
|
||
|
|
temporal_offset = j - key_index - pic_num_in_gop;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
avio_w8(pb, temporal_offset);
|
||
|
|
|
||
|
|
if ((mxf->index_entries[i].flags & 0x30) == 0x30) { // back and forward prediction
|
||
|
|
sc->b_picture_count = FFMAX(sc->b_picture_count, i - prev_non_b_picture);
|
||
|
|
avio_w8(pb, mxf->last_key_index - i);
|
||
|
|
} else {
|
||
|
|
avio_w8(pb, key_index - i); // key frame offset
|
||
|
|
if ((mxf->index_entries[i].flags & 0x20) == 0x20) // only forward
|
||
|
|
mxf->last_key_index = key_index;
|
||
|
|
prev_non_b_picture = i;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!(mxf->index_entries[i].flags & 0x33) && // I-frame
|
||
|
|
mxf->index_entries[i].flags & 0x40 && !temporal_offset)
|
||
|
|
mxf->index_entries[i].flags |= 0x80; // random access
|
||
|
|
avio_w8(pb, mxf->index_entries[i].flags);
|
||
|
|
// stream offset
|
||
|
|
avio_wb64(pb, mxf->index_entries[i].offset);
|
||
|
|
if (s->nb_streams > 1)
|
||
|
|
avio_wb32(pb, mxf->index_entries[i].slice_offset);
|
||
|
|
else
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf->last_key_index = key_index - mxf->edit_units_count;
|
||
|
|
mxf->last_indexed_edit_unit += mxf->edit_units_count;
|
||
|
|
mxf->edit_units_count = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_update_klv_size(pb, pos);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_klv_fill(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
unsigned pad = klv_fill_size(avio_tell(s->pb));
|
||
|
|
if (pad) {
|
||
|
|
avio_write(s->pb, klv_fill_key, 16);
|
||
|
|
pad -= 16 + 4;
|
||
|
|
klv_encode_ber4_length(s->pb, pad);
|
||
|
|
ffio_fill(s->pb, 0, pad);
|
||
|
|
av_assert1(!(avio_tell(s->pb) & (KAG_SIZE-1)));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_partition(AVFormatContext *s, int bodysid,
|
||
|
|
int indexsid,
|
||
|
|
const uint8_t *key, int write_metadata)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int64_t header_byte_count_offset;
|
||
|
|
unsigned index_byte_count = 0;
|
||
|
|
uint64_t partition_offset = avio_tell(pb);
|
||
|
|
int err;
|
||
|
|
|
||
|
|
if (!mxf->edit_unit_byte_count && mxf->edit_units_count)
|
||
|
|
index_byte_count = 85 + 12+(s->nb_streams+1)*6 +
|
||
|
|
12+mxf->edit_units_count*15;
|
||
|
|
else if (mxf->edit_unit_byte_count && indexsid)
|
||
|
|
index_byte_count = 80;
|
||
|
|
|
||
|
|
if (index_byte_count) {
|
||
|
|
index_byte_count += 16 + 4; // add encoded ber4 length
|
||
|
|
index_byte_count += klv_fill_size(index_byte_count);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (key && !memcmp(key, body_partition_key, 16)) {
|
||
|
|
if ((err = av_reallocp_array(&mxf->body_partition_offset, mxf->body_partitions_count + 1,
|
||
|
|
sizeof(*mxf->body_partition_offset))) < 0) {
|
||
|
|
mxf->body_partitions_count = 0;
|
||
|
|
return err;
|
||
|
|
}
|
||
|
|
mxf->body_partition_offset[mxf->body_partitions_count++] = partition_offset;
|
||
|
|
}
|
||
|
|
|
||
|
|
// write klv
|
||
|
|
if (key)
|
||
|
|
avio_write(pb, key, 16);
|
||
|
|
else
|
||
|
|
avio_write(pb, body_partition_key, 16);
|
||
|
|
|
||
|
|
klv_encode_ber4_length(pb, 88 + 16LL * DESCRIPTOR_COUNT(mxf->essence_container_count));
|
||
|
|
|
||
|
|
// write partition value
|
||
|
|
avio_wb16(pb, 1); // majorVersion
|
||
|
|
avio_wb16(pb, 3); // minorVersion
|
||
|
|
avio_wb32(pb, KAG_SIZE); // KAGSize
|
||
|
|
|
||
|
|
avio_wb64(pb, partition_offset); // ThisPartition
|
||
|
|
|
||
|
|
if (key && !memcmp(key, body_partition_key, 16) && mxf->body_partitions_count > 1)
|
||
|
|
avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-2]); // PreviousPartition
|
||
|
|
else if (key && !memcmp(key, footer_partition_key, 16) && mxf->body_partitions_count)
|
||
|
|
avio_wb64(pb, mxf->body_partition_offset[mxf->body_partitions_count-1]); // PreviousPartition
|
||
|
|
else
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
|
||
|
|
avio_wb64(pb, mxf->footer_partition_offset); // footerPartition
|
||
|
|
|
||
|
|
// set offset
|
||
|
|
header_byte_count_offset = avio_tell(pb);
|
||
|
|
avio_wb64(pb, 0); // headerByteCount, update later
|
||
|
|
|
||
|
|
// indexTable
|
||
|
|
avio_wb64(pb, index_byte_count); // indexByteCount
|
||
|
|
avio_wb32(pb, index_byte_count ? indexsid : 0); // indexSID
|
||
|
|
|
||
|
|
// BodyOffset
|
||
|
|
if (bodysid && mxf->edit_units_count && mxf->body_partitions_count && s->oformat != &ff_mxf_opatom_muxer)
|
||
|
|
avio_wb64(pb, mxf->body_offset);
|
||
|
|
else
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
|
||
|
|
avio_wb32(pb, bodysid); // bodySID
|
||
|
|
|
||
|
|
// operational pattern
|
||
|
|
if (s->oformat == &ff_mxf_opatom_muxer)
|
||
|
|
avio_write(pb, opatom_ul, 16);
|
||
|
|
else
|
||
|
|
avio_write(pb, op1a_ul, 16);
|
||
|
|
|
||
|
|
// essence container
|
||
|
|
mxf_write_essence_container_refs(s);
|
||
|
|
|
||
|
|
if (write_metadata) {
|
||
|
|
// mark the start of the headermetadata and calculate metadata size
|
||
|
|
int64_t pos, start;
|
||
|
|
unsigned header_byte_count;
|
||
|
|
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
start = avio_tell(s->pb);
|
||
|
|
mxf_write_primer_pack(s);
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf_write_header_metadata_sets(s);
|
||
|
|
pos = avio_tell(s->pb);
|
||
|
|
header_byte_count = pos - start + klv_fill_size(pos);
|
||
|
|
|
||
|
|
// update header_byte_count
|
||
|
|
avio_seek(pb, header_byte_count_offset, SEEK_SET);
|
||
|
|
avio_wb64(pb, header_byte_count);
|
||
|
|
avio_seek(pb, pos, SEEK_SET);
|
||
|
|
}
|
||
|
|
|
||
|
|
if(key)
|
||
|
|
avio_write_marker(pb, AV_NOPTS_VALUE, AVIO_DATA_MARKER_FLUSH_POINT);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct {
|
||
|
|
int profile;
|
||
|
|
UID codec_ul;
|
||
|
|
} mxf_prores_codec_uls[] = {
|
||
|
|
{ FF_PROFILE_PRORES_PROXY, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x01,0x00 } },
|
||
|
|
{ FF_PROFILE_PRORES_LT, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x02,0x00 } },
|
||
|
|
{ FF_PROFILE_PRORES_STANDARD, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x03,0x00 } },
|
||
|
|
{ FF_PROFILE_PRORES_HQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x04,0x00 } },
|
||
|
|
{ FF_PROFILE_PRORES_4444, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x05,0x00 } },
|
||
|
|
{ FF_PROFILE_PRORES_XQ, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x03,0x06,0x06,0x00 } },
|
||
|
|
};
|
||
|
|
|
||
|
|
static int mxf_parse_prores_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
int i, profile;
|
||
|
|
|
||
|
|
if (mxf->header_written)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
sc->codec_ul = NULL;
|
||
|
|
profile = st->codecpar->profile;
|
||
|
|
for (i = 0; i < FF_ARRAY_ELEMS(mxf_prores_codec_uls); i++) {
|
||
|
|
if (profile == mxf_prores_codec_uls[i].profile) {
|
||
|
|
sc->codec_ul = &mxf_prores_codec_uls[i].codec_ul;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!sc->codec_ul)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
sc->frame_size = pkt->size;
|
||
|
|
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct {
|
||
|
|
int cid;
|
||
|
|
UID codec_ul;
|
||
|
|
} mxf_dnxhd_codec_uls[] = {
|
||
|
|
{ 1235, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x01,0x00,0x00 } }, // 1080p 10bit HIGH
|
||
|
|
{ 1237, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x03,0x00,0x00 } }, // 1080p 8bit MED
|
||
|
|
{ 1238, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x04,0x00,0x00 } }, // 1080p 8bit HIGH
|
||
|
|
{ 1241, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x07,0x00,0x00 } }, // 1080i 10bit HIGH
|
||
|
|
{ 1242, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x08,0x00,0x00 } }, // 1080i 8bit MED
|
||
|
|
{ 1243, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x09,0x00,0x00 } }, // 1080i 8bit HIGH
|
||
|
|
{ 1244, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x0a,0x00,0x00 } }, // 1080i 8bit TR
|
||
|
|
{ 1250, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x10,0x00,0x00 } }, // 720p 10bit
|
||
|
|
{ 1251, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x11,0x00,0x00 } }, // 720p 8bit HIGH
|
||
|
|
{ 1252, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x12,0x00,0x00 } }, // 720p 8bit MED
|
||
|
|
{ 1253, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x13,0x00,0x00 } }, // 720p 8bit LOW
|
||
|
|
{ 1256, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x16,0x00,0x00 } }, // 1080p 10bit 444
|
||
|
|
{ 1258, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x18,0x00,0x00 } }, // 720p 8bit TR
|
||
|
|
{ 1259, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x19,0x00,0x00 } }, // 1080p 8bit TR
|
||
|
|
{ 1260, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x1a,0x00,0x00 } }, // 1080i 8bit TR MBAFF
|
||
|
|
{ 1270, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x24,0x00,0x00 } }, // DNXHR 444
|
||
|
|
{ 1271, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x25,0x00,0x00 } }, // DNXHR HQX
|
||
|
|
{ 1272, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x26,0x00,0x00 } }, // DNXHR HQ
|
||
|
|
{ 1273, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x27,0x00,0x00 } }, // DNXHR SQ
|
||
|
|
{ 1274, { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x71,0x28,0x00,0x00 } }, // DNXHR LB
|
||
|
|
};
|
||
|
|
|
||
|
|
static int mxf_parse_dnxhd_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
int i, cid, frame_size = 0;
|
||
|
|
|
||
|
|
if (mxf->header_written)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
if (pkt->size < 43)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
sc->codec_ul = NULL;
|
||
|
|
cid = AV_RB32(pkt->data + 0x28);
|
||
|
|
for (i = 0; i < FF_ARRAY_ELEMS(mxf_dnxhd_codec_uls); i++) {
|
||
|
|
if (cid == mxf_dnxhd_codec_uls[i].cid) {
|
||
|
|
sc->codec_ul = &mxf_dnxhd_codec_uls[i].codec_ul;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!sc->codec_ul)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
sc->component_depth = 0;
|
||
|
|
switch (pkt->data[0x21] >> 5) {
|
||
|
|
case 1: sc->component_depth = 8; break;
|
||
|
|
case 2: sc->component_depth = 10; break;
|
||
|
|
case 3: sc->component_depth = 12; break;
|
||
|
|
}
|
||
|
|
if (!sc->component_depth)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
if ((frame_size = avpriv_dnxhd_get_frame_size(cid)) == DNXHD_VARIABLE) {
|
||
|
|
frame_size = avpriv_dnxhd_get_hr_frame_size(cid, st->codecpar->width, st->codecpar->height);
|
||
|
|
}
|
||
|
|
if (frame_size < 0)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
if ((sc->interlaced = avpriv_dnxhd_get_interlaced(cid)) < 0)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
if (cid >= 1270) { // RI raster
|
||
|
|
av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
|
||
|
|
st->codecpar->width, st->codecpar->height,
|
||
|
|
INT_MAX);
|
||
|
|
} else {
|
||
|
|
sc->aspect_ratio = (AVRational){ 16, 9 };
|
||
|
|
}
|
||
|
|
|
||
|
|
sc->frame_size = pkt->size;
|
||
|
|
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct {
|
||
|
|
const UID container_ul;
|
||
|
|
const UID codec_ul;
|
||
|
|
} mxf_dv_uls[] = {
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x01,0x01 }, // IEC DV25 525/60
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x01,0x00 } },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x02,0x01 }, // IEC DV25 626/50
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 } },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x40,0x01 }, // DV25 525/60
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x01,0x00 }, },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x41,0x01 }, // DV25 625/50
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x02,0x00 }, },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x50,0x01 }, // DV50 525/60
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x03,0x00 }, },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x51,0x01 }, // DV50 625/50
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x04,0x00 }, },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x60,0x01 }, // DV100 1080/60
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x05,0x00 }, },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x61,0x01 }, // DV100 1080/50
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x06,0x00 }, },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x62,0x01 }, // DV100 720/60
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x07,0x00 }, },
|
||
|
|
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x63,0x01 }, // DV100 720/50
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x08,0x00 }, },
|
||
|
|
};
|
||
|
|
|
||
|
|
static int mxf_parse_dv_frame(AVFormatContext *s, AVStream *st, AVPacket *pkt)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
uint8_t *vs_pack, *vsc_pack;
|
||
|
|
int apt, ul_index, stype, pal;
|
||
|
|
|
||
|
|
if (mxf->header_written)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
// Check for minimal frame size
|
||
|
|
if (pkt->size < 120000)
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
apt = pkt->data[4] & 0x7;
|
||
|
|
vs_pack = pkt->data + 80*5 + 48;
|
||
|
|
vsc_pack = pkt->data + 80*5 + 53;
|
||
|
|
stype = vs_pack[3] & 0x1f;
|
||
|
|
pal = (vs_pack[3] >> 5) & 0x1;
|
||
|
|
|
||
|
|
if ((vsc_pack[2] & 0x07) == 0x02) {
|
||
|
|
sc->aspect_ratio = (AVRational){ 16, 9 };
|
||
|
|
} else {
|
||
|
|
sc->aspect_ratio = (AVRational){ 4, 3 };
|
||
|
|
}
|
||
|
|
|
||
|
|
sc->interlaced = (vsc_pack[3] >> 4) & 0x01;
|
||
|
|
// TODO: fix dv encoder to set proper FF/FS value in VSC pack
|
||
|
|
// and set field dominance accordingly
|
||
|
|
// av_log(s, AV_LOG_DEBUG, "DV vsc pack ff/ss = %x\n", vsc_pack[2] >> 6);
|
||
|
|
|
||
|
|
switch (stype) {
|
||
|
|
case 0x18: // DV100 720p
|
||
|
|
ul_index = 8+pal;
|
||
|
|
if (sc->interlaced) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "source marked as interlaced but codec profile is progressive\n");
|
||
|
|
sc->interlaced = 0;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 0x14: // DV100 1080i
|
||
|
|
ul_index = 6+pal;
|
||
|
|
break;
|
||
|
|
case 0x04: // DV50
|
||
|
|
ul_index = 4+pal;
|
||
|
|
break;
|
||
|
|
default: // DV25
|
||
|
|
if (!apt) { // IEC
|
||
|
|
ul_index = 0+pal;
|
||
|
|
} else {
|
||
|
|
ul_index = 2+pal;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
sc->container_ul = &mxf_dv_uls[ul_index].container_ul;
|
||
|
|
sc->codec_ul = &mxf_dv_uls[ul_index].codec_ul;
|
||
|
|
|
||
|
|
sc->frame_size = pkt->size;
|
||
|
|
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct {
|
||
|
|
UID uid;
|
||
|
|
int frame_size;
|
||
|
|
int profile;
|
||
|
|
uint8_t interlaced;
|
||
|
|
int intra_only; // 1 or 0 when there are separate UIDs for Long GOP and Intra, -1 when Intra/LGOP detection can be ignored
|
||
|
|
} mxf_h264_codec_uls[] = {
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x11,0x01 }, 0, 66, 0, -1 }, // AVC Baseline
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x20,0x01 }, 0, 77, 0, -1 }, // AVC Main
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x30,0x01 }, 0, 88, 0, -1 }, // AVC Extended
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x40,0x01 }, 0, 100, 0, -1 }, // AVC High
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x50,0x01 }, 0, 110, 0, 0 }, // AVC High 10
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x60,0x01 }, 0, 122, 0, 0 }, // AVC High 422
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x31,0x70,0x01 }, 0, 244, 0, 0 }, // AVC High 444
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x20,0x01 }, 0, 110, 0, 1 }, // AVC High 10 Intra
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x01 }, 232960, 110, 1, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/59.94i
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x02 }, 281088, 110, 1, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/50i
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x03 }, 232960, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/29.97p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x04 }, 281088, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 1080/25p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x08 }, 116736, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 720/59.94p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x09 }, 140800, 110, 0, 1 }, // AVC High 10 Intra RP2027 Class 50 720/50p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x30,0x01 }, 0, 122, 0, 1 }, // AVC High 422 Intra
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x01 }, 472576, 122, 1, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/59.94i
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x02 }, 568832, 122, 1, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/50i
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x03 }, 472576, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/29.97p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x04 }, 568832, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 1080/25p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x08 }, 236544, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 720/59.94p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0a,0x04,0x01,0x02,0x02,0x01,0x32,0x31,0x09 }, 284672, 122, 0, 1 }, // AVC High 422 Intra RP2027 Class 100 720/50p
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x40,0x01 }, 0, 244, 0, 1 }, // AVC High 444 Intra
|
||
|
|
{{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x0d,0x04,0x01,0x02,0x02,0x01,0x32,0x50,0x01 }, 0, 44, 0, -1 }, // AVC CAVLC 444
|
||
|
|
};
|
||
|
|
|
||
|
|
static int mxf_parse_h264_frame(AVFormatContext *s, AVStream *st,
|
||
|
|
AVPacket *pkt, MXFIndexEntry *e)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
H264SPS seq, *const sps = &seq;
|
||
|
|
GetBitContext gb;
|
||
|
|
const uint8_t *buf = pkt->data;
|
||
|
|
const uint8_t *buf_end = pkt->data + pkt->size;
|
||
|
|
const uint8_t *nal_end;
|
||
|
|
uint32_t state = -1;
|
||
|
|
int extra_size = 512; // support AVC Intra files without SPS/PPS header
|
||
|
|
int i, frame_size, slice_type, has_sps = 0, intra_only = 0, ret;
|
||
|
|
|
||
|
|
for (;;) {
|
||
|
|
buf = avpriv_find_start_code(buf, buf_end, &state);
|
||
|
|
if (buf >= buf_end)
|
||
|
|
break;
|
||
|
|
|
||
|
|
switch (state & 0x1f) {
|
||
|
|
case H264_NAL_SPS:
|
||
|
|
e->flags |= 0x40;
|
||
|
|
|
||
|
|
if (mxf->header_written)
|
||
|
|
break;
|
||
|
|
|
||
|
|
nal_end = ff_avc_find_startcode(buf, buf_end);
|
||
|
|
ret = ff_avc_decode_sps(sps, buf, nal_end - buf);
|
||
|
|
if (ret < 0) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "error parsing sps\n");
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
has_sps = 1;
|
||
|
|
|
||
|
|
sc->aspect_ratio.num = st->codecpar->width * sps->sar.num;
|
||
|
|
sc->aspect_ratio.den = st->codecpar->height * sps->sar.den;
|
||
|
|
av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
|
||
|
|
sc->aspect_ratio.num, sc->aspect_ratio.den, 1024*1024);
|
||
|
|
intra_only = (sps->constraint_set_flags >> 3) & 1;
|
||
|
|
sc->interlaced = !sps->frame_mbs_only_flag;
|
||
|
|
sc->component_depth = sps->bit_depth_luma;
|
||
|
|
|
||
|
|
buf = nal_end;
|
||
|
|
break;
|
||
|
|
case H264_NAL_PPS:
|
||
|
|
if (e->flags & 0x40) { // sequence header present
|
||
|
|
e->flags |= 0x80; // random access
|
||
|
|
extra_size = 0;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case H264_NAL_IDR_SLICE:
|
||
|
|
e->flags |= 0x04; // IDR Picture
|
||
|
|
buf = buf_end;
|
||
|
|
break;
|
||
|
|
case H264_NAL_SLICE:
|
||
|
|
init_get_bits8(&gb, buf, buf_end - buf);
|
||
|
|
get_ue_golomb_long(&gb); // skip first_mb_in_slice
|
||
|
|
slice_type = get_ue_golomb_31(&gb);
|
||
|
|
switch (slice_type % 5) {
|
||
|
|
case 0:
|
||
|
|
e->flags |= 0x20; // P Picture
|
||
|
|
e->flags |= 0x06; // P Picture
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
e->flags |= 0x30; // B Picture
|
||
|
|
e->flags |= 0x03; // non-referenced B Picture
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
buf = buf_end;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mxf->header_written)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
if (!has_sps)
|
||
|
|
sc->interlaced = st->codecpar->field_order != AV_FIELD_PROGRESSIVE ? 1 : 0;
|
||
|
|
sc->codec_ul = NULL;
|
||
|
|
frame_size = pkt->size + extra_size;
|
||
|
|
|
||
|
|
for (i = 0; i < FF_ARRAY_ELEMS(mxf_h264_codec_uls); i++) {
|
||
|
|
if (frame_size == mxf_h264_codec_uls[i].frame_size && sc->interlaced == mxf_h264_codec_uls[i].interlaced) {
|
||
|
|
sc->codec_ul = &mxf_h264_codec_uls[i].uid;
|
||
|
|
sc->component_depth = 10; // AVC Intra is always 10 Bit
|
||
|
|
sc->aspect_ratio = (AVRational){ 16, 9 }; // 16:9 is mandatory for broadcast HD
|
||
|
|
st->codecpar->profile = mxf_h264_codec_uls[i].profile;
|
||
|
|
sc->avc_intra = 1;
|
||
|
|
mxf->cbr_index = 1;
|
||
|
|
sc->frame_size = pkt->size;
|
||
|
|
if (sc->interlaced)
|
||
|
|
sc->field_dominance = 1; // top field first is mandatory for AVC Intra
|
||
|
|
break;
|
||
|
|
} else if (has_sps && mxf_h264_codec_uls[i].frame_size == 0 &&
|
||
|
|
mxf_h264_codec_uls[i].profile == sps->profile_idc &&
|
||
|
|
(mxf_h264_codec_uls[i].intra_only < 0 ||
|
||
|
|
mxf_h264_codec_uls[i].intra_only == intra_only)) {
|
||
|
|
sc->codec_ul = &mxf_h264_codec_uls[i].uid;
|
||
|
|
st->codecpar->profile = sps->profile_idc;
|
||
|
|
st->codecpar->level = sps->level_idc;
|
||
|
|
// continue to check for avc intra
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!sc->codec_ul) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "h264 profile not supported\n");
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const UID mxf_mpeg2_codec_uls[] = {
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x10,0x00 }, // MP-ML I-Frame
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, // MP-ML Long GOP
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x02,0x00 }, // 422P-ML I-Frame
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x03,0x00 }, // 422P-ML Long GOP
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x02,0x00 }, // MP-HL I-Frame
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, // MP-HL Long GOP
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, // 422P-HL I-Frame
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x03,0x00 }, // 422P-HL Long GOP
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x02,0x00 }, // MP@H-14 I-Frame
|
||
|
|
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x05,0x03,0x00 }, // MP@H-14 Long GOP
|
||
|
|
};
|
||
|
|
|
||
|
|
static const UID *mxf_get_mpeg2_codec_ul(AVCodecParameters *par)
|
||
|
|
{
|
||
|
|
int long_gop = 1;
|
||
|
|
|
||
|
|
if (par->profile == 4) { // Main
|
||
|
|
if (par->level == 8) // Main
|
||
|
|
return &mxf_mpeg2_codec_uls[0+long_gop];
|
||
|
|
else if (par->level == 4) // High
|
||
|
|
return &mxf_mpeg2_codec_uls[4+long_gop];
|
||
|
|
else if (par->level == 6) // High 14
|
||
|
|
return &mxf_mpeg2_codec_uls[8+long_gop];
|
||
|
|
} else if (par->profile == 0) { // 422
|
||
|
|
if (par->level == 5) // Main
|
||
|
|
return &mxf_mpeg2_codec_uls[2+long_gop];
|
||
|
|
else if (par->level == 2) // High
|
||
|
|
return &mxf_mpeg2_codec_uls[6+long_gop];
|
||
|
|
}
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_parse_mpeg2_frame(AVFormatContext *s, AVStream *st,
|
||
|
|
AVPacket *pkt, MXFIndexEntry *e)
|
||
|
|
{
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
uint32_t c = -1;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
for(i = 0; i < pkt->size - 4; i++) {
|
||
|
|
c = (c<<8) + pkt->data[i];
|
||
|
|
if (c == 0x1b5) {
|
||
|
|
if ((pkt->data[i+1] & 0xf0) == 0x10) { // seq ext
|
||
|
|
st->codecpar->profile = pkt->data[i+1] & 0x07;
|
||
|
|
st->codecpar->level = pkt->data[i+2] >> 4;
|
||
|
|
sc->low_delay = pkt->data[i+6] >> 7;
|
||
|
|
} else if (i + 5 < pkt->size && (pkt->data[i+1] & 0xf0) == 0x80) { // pict coding ext
|
||
|
|
sc->interlaced = !(pkt->data[i+5] & 0x80); // progressive frame
|
||
|
|
if (sc->interlaced)
|
||
|
|
sc->field_dominance = 1 + !(pkt->data[i+4] & 0x80); // top field first
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
} else if (c == 0x1b8) { // gop
|
||
|
|
if (pkt->data[i+4]>>6 & 0x01) { // closed
|
||
|
|
if (sc->seq_closed_gop == -1)
|
||
|
|
sc->seq_closed_gop = 1;
|
||
|
|
sc->closed_gop = 1;
|
||
|
|
if (e->flags & 0x40) // sequence header present
|
||
|
|
e->flags |= 0x80; // random access
|
||
|
|
} else {
|
||
|
|
sc->seq_closed_gop = 0;
|
||
|
|
sc->closed_gop = 0;
|
||
|
|
}
|
||
|
|
} else if (c == 0x1b3) { // seq
|
||
|
|
e->flags |= 0x40;
|
||
|
|
switch ((pkt->data[i+4]>>4) & 0xf) {
|
||
|
|
case 2: sc->aspect_ratio = (AVRational){ 4, 3}; break;
|
||
|
|
case 3: sc->aspect_ratio = (AVRational){ 16, 9}; break;
|
||
|
|
case 4: sc->aspect_ratio = (AVRational){221,100}; break;
|
||
|
|
default:
|
||
|
|
av_reduce(&sc->aspect_ratio.num, &sc->aspect_ratio.den,
|
||
|
|
st->codecpar->width, st->codecpar->height, 1024*1024);
|
||
|
|
}
|
||
|
|
} else if (c == 0x100) { // pic
|
||
|
|
int pict_type = (pkt->data[i+2]>>3) & 0x07;
|
||
|
|
e->temporal_ref = (pkt->data[i+1]<<2) | (pkt->data[i+2]>>6);
|
||
|
|
if (pict_type == 2) { // P-frame
|
||
|
|
e->flags |= 0x22;
|
||
|
|
sc->closed_gop = 0; // reset closed GOP, don't matter anymore
|
||
|
|
} else if (pict_type == 3) { // B-frame
|
||
|
|
if (sc->closed_gop)
|
||
|
|
e->flags |= 0x13; // only backward prediction
|
||
|
|
else
|
||
|
|
e->flags |= 0x33;
|
||
|
|
sc->temporal_reordering = -1;
|
||
|
|
} else if (!pict_type) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "error parsing mpeg2 frame\n");
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (s->oformat != &ff_mxf_d10_muxer)
|
||
|
|
sc->codec_ul = mxf_get_mpeg2_codec_ul(st->codecpar);
|
||
|
|
return !!sc->codec_ul;
|
||
|
|
}
|
||
|
|
|
||
|
|
static uint64_t mxf_parse_timestamp(int64_t timestamp64)
|
||
|
|
{
|
||
|
|
time_t timestamp = timestamp64 / 1000000;
|
||
|
|
struct tm tmbuf;
|
||
|
|
struct tm *time = gmtime_r(×tamp, &tmbuf);
|
||
|
|
if (!time)
|
||
|
|
return 0;
|
||
|
|
return (uint64_t)(time->tm_year+1900) << 48 |
|
||
|
|
(uint64_t)(time->tm_mon+1) << 40 |
|
||
|
|
(uint64_t) time->tm_mday << 32 |
|
||
|
|
time->tm_hour << 24 |
|
||
|
|
time->tm_min << 16 |
|
||
|
|
time->tm_sec << 8 |
|
||
|
|
(timestamp64 % 1000000) / 4000;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_gen_umid(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
uint32_t seed = av_get_random_seed();
|
||
|
|
uint64_t umid = seed + 0x5294713400000000LL;
|
||
|
|
|
||
|
|
AV_WB64(mxf->umid , umid);
|
||
|
|
AV_WB64(mxf->umid+8, umid>>8);
|
||
|
|
|
||
|
|
mxf->instance_number = seed & 0xFFFFFF;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_init_timecode(AVFormatContext *s, AVStream *st, AVRational tbc)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVDictionaryEntry *tcr = av_dict_get(s->metadata, "timecode", NULL, 0);
|
||
|
|
|
||
|
|
if (!ff_mxf_get_content_package_rate(tbc)) {
|
||
|
|
if (s->strict_std_compliance > FF_COMPLIANCE_UNOFFICIAL) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "Unsupported frame rate %d/%d. Set -strict option to 'unofficial' or lower in order to allow it!\n", tbc.den, tbc.num);
|
||
|
|
return AVERROR(EINVAL);
|
||
|
|
} else {
|
||
|
|
av_log(s, AV_LOG_WARNING, "Unofficial frame rate %d/%d.\n", tbc.den, tbc.num);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf->timecode_base = (tbc.den + tbc.num/2) / tbc.num;
|
||
|
|
if (!tcr)
|
||
|
|
tcr = av_dict_get(st->metadata, "timecode", NULL, 0);
|
||
|
|
|
||
|
|
if (tcr)
|
||
|
|
return av_timecode_init_from_string(&mxf->tc, av_inv_q(tbc), tcr->value, s);
|
||
|
|
else
|
||
|
|
return av_timecode_init(&mxf->tc, av_inv_q(tbc), 0, 0, s);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_header(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
int i, ret;
|
||
|
|
uint8_t present[FF_ARRAY_ELEMS(mxf_essence_container_uls)] = {0};
|
||
|
|
int64_t timestamp = 0;
|
||
|
|
|
||
|
|
if (!s->nb_streams)
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_opatom_muxer && s->nb_streams !=1) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "there must be exactly one stream for mxf opatom\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!av_dict_get(s->metadata, "comment_", NULL, AV_DICT_IGNORE_SUFFIX))
|
||
|
|
mxf->store_user_comments = 0;
|
||
|
|
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
AVStream *st = s->streams[i];
|
||
|
|
MXFStreamContext *sc = av_mallocz(sizeof(*sc));
|
||
|
|
if (!sc)
|
||
|
|
return AVERROR(ENOMEM);
|
||
|
|
st->priv_data = sc;
|
||
|
|
sc->index = -1;
|
||
|
|
|
||
|
|
if (((i == 0) ^ (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO)) && s->oformat != &ff_mxf_opatom_muxer) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "there must be exactly one video stream and it must be the first one\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
|
||
|
|
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(st->codecpar->format);
|
||
|
|
// TODO: should be avg_frame_rate
|
||
|
|
AVRational tbc = st->time_base;
|
||
|
|
// Default component depth to 8
|
||
|
|
sc->component_depth = 8;
|
||
|
|
sc->h_chroma_sub_sample = 2;
|
||
|
|
sc->v_chroma_sub_sample = 2;
|
||
|
|
sc->color_siting = 0xFF;
|
||
|
|
|
||
|
|
if (st->codecpar->sample_aspect_ratio.num && st->codecpar->sample_aspect_ratio.den) {
|
||
|
|
sc->aspect_ratio = av_mul_q(st->codecpar->sample_aspect_ratio,
|
||
|
|
av_make_q(st->codecpar->width, st->codecpar->height));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (pix_desc) {
|
||
|
|
sc->component_depth = pix_desc->comp[0].depth;
|
||
|
|
sc->h_chroma_sub_sample = 1 << pix_desc->log2_chroma_w;
|
||
|
|
sc->v_chroma_sub_sample = 1 << pix_desc->log2_chroma_h;
|
||
|
|
}
|
||
|
|
switch (ff_choose_chroma_location(s, st)) {
|
||
|
|
case AVCHROMA_LOC_TOPLEFT: sc->color_siting = 0; break;
|
||
|
|
case AVCHROMA_LOC_LEFT: sc->color_siting = 6; break;
|
||
|
|
case AVCHROMA_LOC_TOP: sc->color_siting = 1; break;
|
||
|
|
case AVCHROMA_LOC_CENTER: sc->color_siting = 3; break;
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf->content_package_rate = ff_mxf_get_content_package_rate(tbc);
|
||
|
|
mxf->time_base = tbc;
|
||
|
|
avpriv_set_pts_info(st, 64, mxf->time_base.num, mxf->time_base.den);
|
||
|
|
if((ret = mxf_init_timecode(s, st, tbc)) < 0)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
|
||
|
|
sc->seq_closed_gop = -1; // unknown yet
|
||
|
|
}
|
||
|
|
|
||
|
|
sc->video_bit_rate = st->codecpar->bit_rate;
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer ||
|
||
|
|
st->codecpar->codec_id == AV_CODEC_ID_DNXHD ||
|
||
|
|
st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO)
|
||
|
|
mxf->cbr_index = 1;
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer) {
|
||
|
|
int ntsc = mxf->time_base.den != 25;
|
||
|
|
int ul_index;
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id != AV_CODEC_ID_MPEG2VIDEO) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "error MXF D-10 only support MPEG-2 Video\n");
|
||
|
|
return AVERROR(EINVAL);
|
||
|
|
}
|
||
|
|
if ((sc->video_bit_rate == 50000000) && (mxf->time_base.den == 25)) {
|
||
|
|
ul_index = 0;
|
||
|
|
} else if ((sc->video_bit_rate == 49999840 || sc->video_bit_rate == 50000000) && ntsc) {
|
||
|
|
ul_index = 1;
|
||
|
|
} else if (sc->video_bit_rate == 40000000) {
|
||
|
|
ul_index = 2+ntsc;
|
||
|
|
} else if (sc->video_bit_rate == 30000000) {
|
||
|
|
ul_index = 4+ntsc;
|
||
|
|
} else {
|
||
|
|
av_log(s, AV_LOG_ERROR, "error MXF D-10 only support 30/40/50 mbit/s\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
sc->codec_ul = &mxf_d10_codec_uls[ul_index];
|
||
|
|
sc->container_ul = &mxf_d10_container_uls[ul_index];
|
||
|
|
sc->index = INDEX_D10_VIDEO;
|
||
|
|
sc->signal_standard = 1;
|
||
|
|
sc->color_siting = 0;
|
||
|
|
sc->frame_size = (int64_t)sc->video_bit_rate *
|
||
|
|
mxf->time_base.num / (8*mxf->time_base.den);
|
||
|
|
}
|
||
|
|
if (mxf->signal_standard >= 0)
|
||
|
|
sc->signal_standard = mxf->signal_standard;
|
||
|
|
} else if (st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
|
||
|
|
char bsf_arg[32];
|
||
|
|
if (st->codecpar->sample_rate != 48000) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "only 48khz is implemented\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer) {
|
||
|
|
if (st->index != 1) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "MXF D-10 only support one audio track\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
|
||
|
|
st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "MXF D-10 only support 16 or 24 bits le audio\n");
|
||
|
|
}
|
||
|
|
sc->index = INDEX_D10_AUDIO;
|
||
|
|
sc->container_ul = ((MXFStreamContext*)s->streams[0]->priv_data)->container_ul;
|
||
|
|
sc->frame_size = 4 + 8 * av_rescale_rnd(st->codecpar->sample_rate, mxf->time_base.num, mxf->time_base.den, AV_ROUND_UP) * 4;
|
||
|
|
} else if (s->oformat == &ff_mxf_opatom_muxer) {
|
||
|
|
AVRational tbc = av_inv_q(mxf->audio_edit_rate);
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id != AV_CODEC_ID_PCM_S16LE &&
|
||
|
|
st->codecpar->codec_id != AV_CODEC_ID_PCM_S24LE) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "Only pcm_s16le and pcm_s24le audio codecs are implemented\n");
|
||
|
|
return AVERROR_PATCHWELCOME;
|
||
|
|
}
|
||
|
|
if (st->codecpar->channels != 1) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "MXF OPAtom only supports single channel audio\n");
|
||
|
|
return AVERROR(EINVAL);
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf->time_base = st->time_base;
|
||
|
|
if((ret = mxf_init_timecode(s, st, tbc)) < 0)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
mxf->edit_unit_byte_count = (av_get_bits_per_sample(st->codecpar->codec_id) * st->codecpar->channels) >> 3;
|
||
|
|
sc->index = INDEX_WAV;
|
||
|
|
} else {
|
||
|
|
mxf->slice_count = 1;
|
||
|
|
sc->frame_size = st->codecpar->channels *
|
||
|
|
av_rescale_rnd(st->codecpar->sample_rate, mxf->time_base.num, mxf->time_base.den, AV_ROUND_UP) *
|
||
|
|
av_get_bits_per_sample(st->codecpar->codec_id) / 8;
|
||
|
|
}
|
||
|
|
snprintf(bsf_arg, sizeof(bsf_arg), "r=%d/%d", mxf->tc.rate.num, mxf->tc.rate.den);
|
||
|
|
ret = ff_stream_add_bitstream_filter(st, "pcm_rechunk", bsf_arg);
|
||
|
|
if (ret < 0)
|
||
|
|
return ret;
|
||
|
|
} else if (st->codecpar->codec_type == AVMEDIA_TYPE_DATA) {
|
||
|
|
AVDictionaryEntry *e = av_dict_get(st->metadata, "data_type", NULL, 0);
|
||
|
|
if (e && !strcmp(e->value, "vbi_vanc_smpte_436M")) {
|
||
|
|
sc->index = INDEX_S436M;
|
||
|
|
} else {
|
||
|
|
av_log(s, AV_LOG_ERROR, "track %d: unsupported data type\n", i);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
if (st->index != s->nb_streams - 1) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "data track must be placed last\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (sc->index == -1) {
|
||
|
|
sc->index = mxf_get_essence_container_ul_index(st->codecpar->codec_id);
|
||
|
|
if (sc->index == -1) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "track %d: could not find essence container ul, "
|
||
|
|
"codec not currently supported in container\n", i);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!sc->codec_ul)
|
||
|
|
sc->codec_ul = &mxf_essence_container_uls[sc->index].codec_ul;
|
||
|
|
if (!sc->container_ul)
|
||
|
|
sc->container_ul = &mxf_essence_container_uls[sc->index].container_ul;
|
||
|
|
|
||
|
|
memcpy(sc->track_essence_element_key, mxf_essence_container_uls[sc->index].element_ul, 15);
|
||
|
|
sc->track_essence_element_key[15] = present[sc->index];
|
||
|
|
PRINT_KEY(s, "track essence element key", sc->track_essence_element_key);
|
||
|
|
|
||
|
|
if (!present[sc->index])
|
||
|
|
mxf->essence_container_count++;
|
||
|
|
present[sc->index]++;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer || s->oformat == &ff_mxf_opatom_muxer) {
|
||
|
|
mxf->essence_container_count = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!(s->flags & AVFMT_FLAG_BITEXACT))
|
||
|
|
mxf_gen_umid(s);
|
||
|
|
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
MXFStreamContext *sc = s->streams[i]->priv_data;
|
||
|
|
// update element count
|
||
|
|
sc->track_essence_element_key[13] = present[sc->index];
|
||
|
|
if (!memcmp(sc->track_essence_element_key, mxf_essence_container_uls[INDEX_DV].element_ul, 13)) // DV
|
||
|
|
sc->order = (0x15 << 24) | AV_RB32(sc->track_essence_element_key+13);
|
||
|
|
else
|
||
|
|
sc->order = AV_RB32(sc->track_essence_element_key+12);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (ff_parse_creation_time_metadata(s, ×tamp, 0) > 0)
|
||
|
|
mxf->timestamp = mxf_parse_timestamp(timestamp);
|
||
|
|
mxf->duration = -1;
|
||
|
|
|
||
|
|
mxf->timecode_track = av_mallocz(sizeof(*mxf->timecode_track));
|
||
|
|
if (!mxf->timecode_track)
|
||
|
|
return AVERROR(ENOMEM);
|
||
|
|
mxf->timecode_track->priv_data = av_mallocz(sizeof(MXFStreamContext));
|
||
|
|
if (!mxf->timecode_track->priv_data)
|
||
|
|
return AVERROR(ENOMEM);
|
||
|
|
mxf->timecode_track->index = -1;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const uint8_t system_metadata_pack_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0D,0x01,0x03,0x01,0x04,0x01,0x01,0x00 };
|
||
|
|
static const uint8_t system_metadata_package_set_key[] = { 0x06,0x0E,0x2B,0x34,0x02,0x43,0x01,0x01,0x0D,0x01,0x03,0x01,0x04,0x01,0x02,0x01 };
|
||
|
|
|
||
|
|
static void mxf_write_system_item(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
unsigned frame;
|
||
|
|
uint32_t time_code;
|
||
|
|
int i, system_item_bitmap = 0x58; // UL, user date/time stamp, picture present
|
||
|
|
|
||
|
|
frame = mxf->last_indexed_edit_unit + mxf->edit_units_count;
|
||
|
|
|
||
|
|
// write system metadata pack
|
||
|
|
avio_write(pb, system_metadata_pack_key, 16);
|
||
|
|
klv_encode_ber4_length(pb, 57);
|
||
|
|
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)
|
||
|
|
system_item_bitmap |= 0x4;
|
||
|
|
else if (s->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_DATA)
|
||
|
|
system_item_bitmap |= 0x2;
|
||
|
|
}
|
||
|
|
avio_w8(pb, system_item_bitmap);
|
||
|
|
avio_w8(pb, mxf->content_package_rate); // content package rate
|
||
|
|
avio_w8(pb, 0x00); // content package type
|
||
|
|
avio_wb16(pb, 0x00); // channel handle
|
||
|
|
avio_wb16(pb, frame & 0xFFFF); // continuity count, supposed to overflow
|
||
|
|
if (mxf->essence_container_count > 1)
|
||
|
|
avio_write(pb, multiple_desc_ul, 16);
|
||
|
|
else {
|
||
|
|
MXFStreamContext *sc = s->streams[0]->priv_data;
|
||
|
|
avio_write(pb, *sc->container_ul, 16);
|
||
|
|
}
|
||
|
|
avio_w8(pb, 0);
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
avio_wb64(pb, 0); // creation date/time stamp
|
||
|
|
|
||
|
|
avio_w8(pb, 0x81); // SMPTE 12M time code
|
||
|
|
time_code = av_timecode_get_smpte_from_framenum(&mxf->tc, frame);
|
||
|
|
avio_wb32(pb, time_code);
|
||
|
|
avio_wb32(pb, 0); // binary group data
|
||
|
|
avio_wb64(pb, 0);
|
||
|
|
|
||
|
|
// write system metadata package set
|
||
|
|
avio_write(pb, system_metadata_package_set_key, 16);
|
||
|
|
klv_encode_ber4_length(pb, 35);
|
||
|
|
avio_w8(pb, 0x83); // UMID
|
||
|
|
avio_wb16(pb, 0x20);
|
||
|
|
mxf_write_umid(s, 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_d10_audio_packet(AVFormatContext *s, AVStream *st, AVPacket *pkt)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int frame_size = pkt->size / st->codecpar->block_align;
|
||
|
|
uint8_t *samples = pkt->data;
|
||
|
|
uint8_t *end = pkt->data + pkt->size;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
klv_encode_ber4_length(pb, 4 + frame_size*4*8);
|
||
|
|
|
||
|
|
avio_w8(pb, (frame_size == 1920 ? 0 : (mxf->edit_units_count-1) % 5 + 1));
|
||
|
|
avio_wl16(pb, frame_size);
|
||
|
|
avio_w8(pb, (1<<st->codecpar->channels)-1);
|
||
|
|
|
||
|
|
while (samples < end) {
|
||
|
|
for (i = 0; i < st->codecpar->channels; i++) {
|
||
|
|
uint32_t sample;
|
||
|
|
if (st->codecpar->codec_id == AV_CODEC_ID_PCM_S24LE) {
|
||
|
|
sample = AV_RL24(samples)<< 4;
|
||
|
|
samples += 3;
|
||
|
|
} else {
|
||
|
|
sample = AV_RL16(samples)<<12;
|
||
|
|
samples += 2;
|
||
|
|
}
|
||
|
|
avio_wl32(pb, sample | i);
|
||
|
|
}
|
||
|
|
for (; i < 8; i++)
|
||
|
|
avio_wl32(pb, i);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_opatom_body_partition(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
AVStream *st = s->streams[0];
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
const uint8_t *key = NULL;
|
||
|
|
|
||
|
|
int err;
|
||
|
|
|
||
|
|
if (!mxf->header_written)
|
||
|
|
key = body_partition_key;
|
||
|
|
|
||
|
|
if ((err = mxf_write_partition(s, 1, 0, key, 0)) < 0)
|
||
|
|
return err;
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
avio_write(pb, sc->track_essence_element_key, 16);
|
||
|
|
klv_encode_ber9_length(pb, mxf->body_offset);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_opatom_packet(AVFormatContext *s, AVPacket *pkt, MXFIndexEntry *ie)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
|
||
|
|
int err;
|
||
|
|
|
||
|
|
if (!mxf->header_written) {
|
||
|
|
if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
|
||
|
|
return err;
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
|
||
|
|
if ((err = mxf_write_opatom_body_partition(s)) < 0)
|
||
|
|
return err;
|
||
|
|
mxf->header_written = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!mxf->edit_unit_byte_count) {
|
||
|
|
mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
|
||
|
|
mxf->index_entries[mxf->edit_units_count].flags = ie->flags;
|
||
|
|
mxf->index_entries[mxf->edit_units_count].temporal_ref = ie->temporal_ref;
|
||
|
|
}
|
||
|
|
mxf->edit_units_count++;
|
||
|
|
avio_write(pb, pkt->data, pkt->size);
|
||
|
|
mxf->body_offset += pkt->size;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_compute_edit_unit_byte_count(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_opatom_muxer) {
|
||
|
|
MXFStreamContext *sc = s->streams[0]->priv_data;
|
||
|
|
mxf->edit_unit_byte_count = sc->frame_size;
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf->edit_unit_byte_count = KAG_SIZE; // system element
|
||
|
|
for (i = 0; i < s->nb_streams; i++) {
|
||
|
|
AVStream *st = s->streams[i];
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
sc->slice_offset = mxf->edit_unit_byte_count;
|
||
|
|
mxf->edit_unit_byte_count += 16 + 4 + sc->frame_size;
|
||
|
|
mxf->edit_unit_byte_count += klv_fill_size(mxf->edit_unit_byte_count);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_packet(AVFormatContext *s, AVPacket *pkt)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
AVStream *st = s->streams[pkt->stream_index];
|
||
|
|
MXFStreamContext *sc = st->priv_data;
|
||
|
|
MXFIndexEntry ie = {0};
|
||
|
|
int err;
|
||
|
|
|
||
|
|
if (!mxf->cbr_index && !mxf->edit_unit_byte_count && !(mxf->edit_units_count % EDIT_UNITS_PER_BODY)) {
|
||
|
|
if ((err = av_reallocp_array(&mxf->index_entries, mxf->edit_units_count
|
||
|
|
+ EDIT_UNITS_PER_BODY, sizeof(*mxf->index_entries))) < 0) {
|
||
|
|
mxf->edit_units_count = 0;
|
||
|
|
av_log(s, AV_LOG_ERROR, "could not allocate index entries\n");
|
||
|
|
return err;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (st->codecpar->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
|
||
|
|
if (!mxf_parse_mpeg2_frame(s, st, pkt, &ie)) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "could not get mpeg2 profile and level\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
} else if (st->codecpar->codec_id == AV_CODEC_ID_DNXHD) {
|
||
|
|
if (!mxf_parse_dnxhd_frame(s, st, pkt)) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "could not get dnxhd profile\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
} else if (st->codecpar->codec_id == AV_CODEC_ID_PRORES) {
|
||
|
|
if (!mxf_parse_prores_frame(s, st, pkt)) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "could not get prores profile\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
} else if (st->codecpar->codec_id == AV_CODEC_ID_DVVIDEO) {
|
||
|
|
if (!mxf_parse_dv_frame(s, st, pkt)) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "could not get dv profile\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
} else if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
|
||
|
|
if (!mxf_parse_h264_frame(s, st, pkt, &ie)) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "could not get h264 profile\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (mxf->cbr_index) {
|
||
|
|
if (pkt->size != sc->frame_size && st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "track %d: frame size does not match index unit size, %d != %d\n",
|
||
|
|
st->index, pkt->size, sc->frame_size);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
if (!mxf->header_written)
|
||
|
|
mxf_compute_edit_unit_byte_count(s);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (s->oformat == &ff_mxf_opatom_muxer)
|
||
|
|
return mxf_write_opatom_packet(s, pkt, &ie);
|
||
|
|
|
||
|
|
if (!mxf->header_written) {
|
||
|
|
if (mxf->edit_unit_byte_count) {
|
||
|
|
if ((err = mxf_write_partition(s, 1, 2, header_open_partition_key, 1)) < 0)
|
||
|
|
return err;
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf_write_index_table_segment(s);
|
||
|
|
} else {
|
||
|
|
if ((err = mxf_write_partition(s, 0, 0, header_open_partition_key, 1)) < 0)
|
||
|
|
return err;
|
||
|
|
}
|
||
|
|
mxf->header_written = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (st->index == 0) {
|
||
|
|
if (!mxf->edit_unit_byte_count &&
|
||
|
|
(!mxf->edit_units_count || mxf->edit_units_count > EDIT_UNITS_PER_BODY) &&
|
||
|
|
!(ie.flags & 0x33)) { // I-frame, GOP start
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
if ((err = mxf_write_partition(s, 1, 2, body_partition_key, 0)) < 0)
|
||
|
|
return err;
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf_write_index_table_segment(s);
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf_write_system_item(s);
|
||
|
|
|
||
|
|
if (!mxf->edit_unit_byte_count) {
|
||
|
|
mxf->index_entries[mxf->edit_units_count].offset = mxf->body_offset;
|
||
|
|
mxf->index_entries[mxf->edit_units_count].flags = ie.flags;
|
||
|
|
mxf->index_entries[mxf->edit_units_count].temporal_ref = ie.temporal_ref;
|
||
|
|
mxf->body_offset += KAG_SIZE; // size of system element
|
||
|
|
}
|
||
|
|
mxf->edit_units_count++;
|
||
|
|
} else if (!mxf->edit_unit_byte_count && st->index == 1) {
|
||
|
|
if (!mxf->edit_units_count) {
|
||
|
|
av_log(s, AV_LOG_ERROR, "No packets in first stream\n");
|
||
|
|
return AVERROR_PATCHWELCOME;
|
||
|
|
}
|
||
|
|
mxf->index_entries[mxf->edit_units_count-1].slice_offset =
|
||
|
|
mxf->body_offset - mxf->index_entries[mxf->edit_units_count-1].offset;
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
avio_write(pb, sc->track_essence_element_key, 16); // write key
|
||
|
|
if (s->oformat == &ff_mxf_d10_muxer &&
|
||
|
|
st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
|
||
|
|
mxf_write_d10_audio_packet(s, st, pkt);
|
||
|
|
} else {
|
||
|
|
klv_encode_ber4_length(pb, pkt->size); // write length
|
||
|
|
avio_write(pb, pkt->data, pkt->size);
|
||
|
|
mxf->body_offset += 16+4+pkt->size + klv_fill_size(16+4+pkt->size);
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_write_random_index_pack(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
uint64_t pos = avio_tell(pb);
|
||
|
|
int i;
|
||
|
|
|
||
|
|
avio_write(pb, random_index_pack_key, 16);
|
||
|
|
klv_encode_ber_length(pb, 28 + 12LL*mxf->body_partitions_count);
|
||
|
|
|
||
|
|
if (mxf->edit_unit_byte_count && s->oformat != &ff_mxf_opatom_muxer)
|
||
|
|
avio_wb32(pb, 1); // BodySID of header partition
|
||
|
|
else
|
||
|
|
avio_wb32(pb, 0);
|
||
|
|
avio_wb64(pb, 0); // offset of header partition
|
||
|
|
|
||
|
|
for (i = 0; i < mxf->body_partitions_count; i++) {
|
||
|
|
avio_wb32(pb, 1); // BodySID
|
||
|
|
avio_wb64(pb, mxf->body_partition_offset[i]);
|
||
|
|
}
|
||
|
|
|
||
|
|
avio_wb32(pb, 0); // BodySID of footer partition
|
||
|
|
avio_wb64(pb, mxf->footer_partition_offset);
|
||
|
|
|
||
|
|
avio_wb32(pb, avio_tell(pb) - pos + 4);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_write_footer(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
AVIOContext *pb = s->pb;
|
||
|
|
int i, err;
|
||
|
|
|
||
|
|
if (!mxf->header_written ||
|
||
|
|
(s->oformat == &ff_mxf_opatom_muxer && !mxf->body_partition_offset)) {
|
||
|
|
/* reason could be invalid options/not supported codec/out of memory */
|
||
|
|
return AVERROR_UNKNOWN;
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf->duration = mxf->last_indexed_edit_unit + mxf->edit_units_count;
|
||
|
|
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf->footer_partition_offset = avio_tell(pb);
|
||
|
|
if (mxf->edit_unit_byte_count && s->oformat != &ff_mxf_opatom_muxer) { // no need to repeat index
|
||
|
|
if ((err = mxf_write_partition(s, 0, 0, footer_partition_key, 0)) < 0)
|
||
|
|
return err;
|
||
|
|
} else {
|
||
|
|
if ((err = mxf_write_partition(s, 0, 2, footer_partition_key, 0)) < 0)
|
||
|
|
return err;
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf_write_index_table_segment(s);
|
||
|
|
}
|
||
|
|
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf_write_random_index_pack(s);
|
||
|
|
|
||
|
|
if (s->pb->seekable & AVIO_SEEKABLE_NORMAL) {
|
||
|
|
if (s->oformat == &ff_mxf_opatom_muxer) {
|
||
|
|
/* rewrite body partition to update lengths */
|
||
|
|
avio_seek(pb, mxf->body_partition_offset[0], SEEK_SET);
|
||
|
|
if ((err = mxf_write_opatom_body_partition(s)) < 0)
|
||
|
|
return err;
|
||
|
|
}
|
||
|
|
|
||
|
|
avio_seek(pb, 0, SEEK_SET);
|
||
|
|
if (mxf->edit_unit_byte_count && s->oformat != &ff_mxf_opatom_muxer) {
|
||
|
|
if ((err = mxf_write_partition(s, 1, 2, header_closed_partition_key, 1)) < 0)
|
||
|
|
return err;
|
||
|
|
mxf_write_klv_fill(s);
|
||
|
|
mxf_write_index_table_segment(s);
|
||
|
|
} else {
|
||
|
|
if ((err = mxf_write_partition(s, 0, 0, header_closed_partition_key, 1)) < 0)
|
||
|
|
return err;
|
||
|
|
}
|
||
|
|
// update footer partition offset
|
||
|
|
for (i = 0; i < mxf->body_partitions_count; i++) {
|
||
|
|
avio_seek(pb, mxf->body_partition_offset[i]+44, SEEK_SET);
|
||
|
|
avio_wb64(pb, mxf->footer_partition_offset);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void mxf_deinit(AVFormatContext *s)
|
||
|
|
{
|
||
|
|
MXFContext *mxf = s->priv_data;
|
||
|
|
|
||
|
|
av_freep(&mxf->index_entries);
|
||
|
|
av_freep(&mxf->body_partition_offset);
|
||
|
|
if (mxf->timecode_track) {
|
||
|
|
av_freep(&mxf->timecode_track->priv_data);
|
||
|
|
av_freep(&mxf->timecode_track);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_interleave_get_packet(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush)
|
||
|
|
{
|
||
|
|
int i, stream_count = 0;
|
||
|
|
|
||
|
|
for (i = 0; i < s->nb_streams; i++)
|
||
|
|
stream_count += !!s->streams[i]->last_in_packet_buffer;
|
||
|
|
|
||
|
|
if (stream_count && (s->nb_streams == stream_count || flush)) {
|
||
|
|
AVPacketList *pktl = s->internal->packet_buffer;
|
||
|
|
if (s->nb_streams != stream_count) {
|
||
|
|
AVPacketList *last = NULL;
|
||
|
|
// find last packet in edit unit
|
||
|
|
while (pktl) {
|
||
|
|
if (!stream_count || pktl->pkt.stream_index == 0)
|
||
|
|
break;
|
||
|
|
// update last packet in packet buffer
|
||
|
|
if (s->streams[pktl->pkt.stream_index]->last_in_packet_buffer != pktl)
|
||
|
|
s->streams[pktl->pkt.stream_index]->last_in_packet_buffer = pktl;
|
||
|
|
last = pktl;
|
||
|
|
pktl = pktl->next;
|
||
|
|
stream_count--;
|
||
|
|
}
|
||
|
|
// purge packet queue
|
||
|
|
while (pktl) {
|
||
|
|
AVPacketList *next = pktl->next;
|
||
|
|
av_packet_unref(&pktl->pkt);
|
||
|
|
av_freep(&pktl);
|
||
|
|
pktl = next;
|
||
|
|
}
|
||
|
|
if (last)
|
||
|
|
last->next = NULL;
|
||
|
|
else {
|
||
|
|
s->internal->packet_buffer = NULL;
|
||
|
|
s->internal->packet_buffer_end= NULL;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
pktl = s->internal->packet_buffer;
|
||
|
|
}
|
||
|
|
|
||
|
|
*out = pktl->pkt;
|
||
|
|
av_log(s, AV_LOG_TRACE, "out st:%d dts:%"PRId64"\n", (*out).stream_index, (*out).dts);
|
||
|
|
s->internal->packet_buffer = pktl->next;
|
||
|
|
if(s->streams[pktl->pkt.stream_index]->last_in_packet_buffer == pktl)
|
||
|
|
s->streams[pktl->pkt.stream_index]->last_in_packet_buffer= NULL;
|
||
|
|
if(!s->internal->packet_buffer)
|
||
|
|
s->internal->packet_buffer_end= NULL;
|
||
|
|
av_freep(&pktl);
|
||
|
|
return 1;
|
||
|
|
} else {
|
||
|
|
out:
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_compare_timestamps(AVFormatContext *s, const AVPacket *next,
|
||
|
|
const AVPacket *pkt)
|
||
|
|
{
|
||
|
|
MXFStreamContext *sc = s->streams[pkt ->stream_index]->priv_data;
|
||
|
|
MXFStreamContext *sc2 = s->streams[next->stream_index]->priv_data;
|
||
|
|
|
||
|
|
return next->dts > pkt->dts ||
|
||
|
|
(next->dts == pkt->dts && sc->order < sc2->order);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int mxf_interleave(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush)
|
||
|
|
{
|
||
|
|
int ret;
|
||
|
|
if (pkt) {
|
||
|
|
MXFStreamContext *sc = s->streams[pkt->stream_index]->priv_data;
|
||
|
|
pkt->pts = pkt->dts = sc->pkt_cnt++;
|
||
|
|
if ((ret = ff_interleave_add_packet(s, pkt, mxf_compare_timestamps)) < 0)
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
return mxf_interleave_get_packet(s, out, NULL, flush);
|
||
|
|
}
|
||
|
|
|
||
|
|
#define MXF_COMMON_OPTIONS \
|
||
|
|
{ "signal_standard", "Force/set Signal Standard",\
|
||
|
|
offsetof(MXFContext, signal_standard), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},\
|
||
|
|
{ "bt601", "ITU-R BT.601 and BT.656, also SMPTE 125M (525 and 625 line interlaced)",\
|
||
|
|
0, AV_OPT_TYPE_CONST, {.i64 = 1}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},\
|
||
|
|
{ "bt1358", "ITU-R BT.1358 and ITU-R BT.799-3, also SMPTE 293M (525 and 625 line progressive)",\
|
||
|
|
0, AV_OPT_TYPE_CONST, {.i64 = 2}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},\
|
||
|
|
{ "smpte347m", "SMPTE 347M (540 Mbps mappings)",\
|
||
|
|
0, AV_OPT_TYPE_CONST, {.i64 = 3}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},\
|
||
|
|
{ "smpte274m", "SMPTE 274M (1125 line)",\
|
||
|
|
0, AV_OPT_TYPE_CONST, {.i64 = 4}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},\
|
||
|
|
{ "smpte296m", "SMPTE 296M (750 line progressive)",\
|
||
|
|
0, AV_OPT_TYPE_CONST, {.i64 = 5}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},\
|
||
|
|
{ "smpte349m", "SMPTE 349M (1485 Mbps mappings)",\
|
||
|
|
0, AV_OPT_TYPE_CONST, {.i64 = 6}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},\
|
||
|
|
{ "smpte428", "SMPTE 428-1 DCDM",\
|
||
|
|
0, AV_OPT_TYPE_CONST, {.i64 = 7}, -1, 7, AV_OPT_FLAG_ENCODING_PARAM, "signal_standard"},
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
static const AVOption mxf_options[] = {
|
||
|
|
MXF_COMMON_OPTIONS
|
||
|
|
{ "store_user_comments", "",
|
||
|
|
offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
|
||
|
|
{ NULL },
|
||
|
|
};
|
||
|
|
|
||
|
|
static const AVClass mxf_muxer_class = {
|
||
|
|
.class_name = "MXF muxer",
|
||
|
|
.item_name = av_default_item_name,
|
||
|
|
.option = mxf_options,
|
||
|
|
.version = LIBAVUTIL_VERSION_INT,
|
||
|
|
};
|
||
|
|
|
||
|
|
static const AVOption d10_options[] = {
|
||
|
|
{ "d10_channelcount", "Force/set channelcount in generic sound essence descriptor",
|
||
|
|
offsetof(MXFContext, channel_count), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 8, AV_OPT_FLAG_ENCODING_PARAM},
|
||
|
|
MXF_COMMON_OPTIONS
|
||
|
|
{ "store_user_comments", "",
|
||
|
|
offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
|
||
|
|
{ NULL },
|
||
|
|
};
|
||
|
|
|
||
|
|
static const AVClass mxf_d10_muxer_class = {
|
||
|
|
.class_name = "MXF-D10 muxer",
|
||
|
|
.item_name = av_default_item_name,
|
||
|
|
.option = d10_options,
|
||
|
|
.version = LIBAVUTIL_VERSION_INT,
|
||
|
|
};
|
||
|
|
|
||
|
|
static const AVOption opatom_options[] = {
|
||
|
|
{ "mxf_audio_edit_rate", "Audio edit rate for timecode",
|
||
|
|
offsetof(MXFContext, audio_edit_rate), AV_OPT_TYPE_RATIONAL, {.dbl=25}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
|
||
|
|
MXF_COMMON_OPTIONS
|
||
|
|
{ "store_user_comments", "",
|
||
|
|
offsetof(MXFContext, store_user_comments), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
|
||
|
|
{ NULL },
|
||
|
|
};
|
||
|
|
|
||
|
|
static const AVClass mxf_opatom_muxer_class = {
|
||
|
|
.class_name = "MXF-OPAtom muxer",
|
||
|
|
.item_name = av_default_item_name,
|
||
|
|
.option = opatom_options,
|
||
|
|
.version = LIBAVUTIL_VERSION_INT,
|
||
|
|
};
|
||
|
|
|
||
|
|
AVOutputFormat ff_mxf_muxer = {
|
||
|
|
.name = "mxf",
|
||
|
|
.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format)"),
|
||
|
|
.mime_type = "application/mxf",
|
||
|
|
.extensions = "mxf",
|
||
|
|
.priv_data_size = sizeof(MXFContext),
|
||
|
|
.audio_codec = AV_CODEC_ID_PCM_S16LE,
|
||
|
|
.video_codec = AV_CODEC_ID_MPEG2VIDEO,
|
||
|
|
.write_header = mxf_write_header,
|
||
|
|
.write_packet = mxf_write_packet,
|
||
|
|
.write_trailer = mxf_write_footer,
|
||
|
|
.deinit = mxf_deinit,
|
||
|
|
.flags = AVFMT_NOTIMESTAMPS,
|
||
|
|
.interleave_packet = mxf_interleave,
|
||
|
|
.priv_class = &mxf_muxer_class,
|
||
|
|
};
|
||
|
|
|
||
|
|
AVOutputFormat ff_mxf_d10_muxer = {
|
||
|
|
.name = "mxf_d10",
|
||
|
|
.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) D-10 Mapping"),
|
||
|
|
.mime_type = "application/mxf",
|
||
|
|
.priv_data_size = sizeof(MXFContext),
|
||
|
|
.audio_codec = AV_CODEC_ID_PCM_S16LE,
|
||
|
|
.video_codec = AV_CODEC_ID_MPEG2VIDEO,
|
||
|
|
.write_header = mxf_write_header,
|
||
|
|
.write_packet = mxf_write_packet,
|
||
|
|
.write_trailer = mxf_write_footer,
|
||
|
|
.deinit = mxf_deinit,
|
||
|
|
.flags = AVFMT_NOTIMESTAMPS,
|
||
|
|
.interleave_packet = mxf_interleave,
|
||
|
|
.priv_class = &mxf_d10_muxer_class,
|
||
|
|
};
|
||
|
|
|
||
|
|
AVOutputFormat ff_mxf_opatom_muxer = {
|
||
|
|
.name = "mxf_opatom",
|
||
|
|
.long_name = NULL_IF_CONFIG_SMALL("MXF (Material eXchange Format) Operational Pattern Atom"),
|
||
|
|
.mime_type = "application/mxf",
|
||
|
|
.extensions = "mxf",
|
||
|
|
.priv_data_size = sizeof(MXFContext),
|
||
|
|
.audio_codec = AV_CODEC_ID_PCM_S16LE,
|
||
|
|
.video_codec = AV_CODEC_ID_DNXHD,
|
||
|
|
.write_header = mxf_write_header,
|
||
|
|
.write_packet = mxf_write_packet,
|
||
|
|
.write_trailer = mxf_write_footer,
|
||
|
|
.deinit = mxf_deinit,
|
||
|
|
.flags = AVFMT_NOTIMESTAMPS,
|
||
|
|
.interleave_packet = mxf_interleave,
|
||
|
|
.priv_class = &mxf_opatom_muxer_class,
|
||
|
|
};
|