yuzu/externals/ffmpeg/libavcodec/vt_internal.h

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2021-02-09 07:25:58 +04:00
/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_VT_INTERNAL_H
#define AVCODEC_VT_INTERNAL_H
typedef struct VTContext {
// The current bitstream buffer.
uint8_t *bitstream;
// The current size of the bitstream.
int bitstream_size;
// The reference size used for fast reallocation.
int allocated_size;
// The core video buffer
CVImageBufferRef frame;
// Current dummy frames context (depends on exact CVImageBufferRef params).
struct AVBufferRef *cached_hw_frames_ctx;
// Non-NULL if the new hwaccel API is used. This is only a separate struct
// to ease compatibility with the old API.
struct AVVideotoolboxContext *vt_ctx;
// Current H264 parameters (used to trigger decoder restart on SPS changes).
uint8_t sps[3];
bool reconfig_needed;
} VTContext;
int ff_videotoolbox_alloc_frame(AVCodecContext *avctx, AVFrame *frame);
int ff_videotoolbox_uninit(AVCodecContext *avctx);
int ff_videotoolbox_h264_start_frame(AVCodecContext *avctx,
const uint8_t *buffer,
uint32_t size);
int ff_videotoolbox_h264_decode_slice(AVCodecContext *avctx,
const uint8_t *buffer,
uint32_t size);
CFDataRef ff_videotoolbox_avcc_extradata_create(AVCodecContext *avctx);
CFDataRef ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx);
#endif /* AVCODEC_VT_INTERNAL_H */