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yuzu/externals/ffmpeg/libavcodec/amfenc.c
pineappleEA 66ed389c6f early-access version 1680
2021-05-13 11:45:27 +02:00

785 lines
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/*
* 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
*/
#include "config.h"
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/hwcontext.h"
#if CONFIG_D3D11VA
#include "libavutil/hwcontext_d3d11va.h"
#endif
#if CONFIG_DXVA2
#define COBJMACROS
#include "libavutil/hwcontext_dxva2.h"
#endif
#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "libavutil/time.h"
#include "amfenc.h"
#include "encode.h"
#include "internal.h"
#if CONFIG_D3D11VA
#include <d3d11.h>
#endif
#ifdef _WIN32
#include "compat/w32dlfcn.h"
#else
#include <dlfcn.h>
#endif
#define FFMPEG_AMF_WRITER_ID L"ffmpeg_amf"
#define PTS_PROP L"PtsProp"
const enum AVPixelFormat ff_amf_pix_fmts[] = {
AV_PIX_FMT_NV12,
AV_PIX_FMT_YUV420P,
#if CONFIG_D3D11VA
AV_PIX_FMT_D3D11,
#endif
#if CONFIG_DXVA2
AV_PIX_FMT_DXVA2_VLD,
#endif
AV_PIX_FMT_NONE
};
typedef struct FormatMap {
enum AVPixelFormat av_format;
enum AMF_SURFACE_FORMAT amf_format;
} FormatMap;
static const FormatMap format_map[] =
{
{ AV_PIX_FMT_NONE, AMF_SURFACE_UNKNOWN },
{ AV_PIX_FMT_NV12, AMF_SURFACE_NV12 },
{ AV_PIX_FMT_BGR0, AMF_SURFACE_BGRA },
{ AV_PIX_FMT_RGB0, AMF_SURFACE_RGBA },
{ AV_PIX_FMT_GRAY8, AMF_SURFACE_GRAY8 },
{ AV_PIX_FMT_YUV420P, AMF_SURFACE_YUV420P },
{ AV_PIX_FMT_YUYV422, AMF_SURFACE_YUY2 },
};
static enum AMF_SURFACE_FORMAT amf_av_to_amf_format(enum AVPixelFormat fmt)
{
int i;
for (i = 0; i < amf_countof(format_map); i++) {
if (format_map[i].av_format == fmt) {
return format_map[i].amf_format;
}
}
return AMF_SURFACE_UNKNOWN;
}
static void AMF_CDECL_CALL AMFTraceWriter_Write(AMFTraceWriter *pThis,
const wchar_t *scope, const wchar_t *message)
{
AmfTraceWriter *tracer = (AmfTraceWriter*)pThis;
av_log(tracer->avctx, AV_LOG_DEBUG, "%ls: %ls", scope, message); // \n is provided from AMF
}
static void AMF_CDECL_CALL AMFTraceWriter_Flush(AMFTraceWriter *pThis)
{
}
static AMFTraceWriterVtbl tracer_vtbl =
{
.Write = AMFTraceWriter_Write,
.Flush = AMFTraceWriter_Flush,
};
static int amf_load_library(AVCodecContext *avctx)
{
AmfContext *ctx = avctx->priv_data;
AMFInit_Fn init_fun;
AMFQueryVersion_Fn version_fun;
AMF_RESULT res;
ctx->delayed_frame = av_frame_alloc();
if (!ctx->delayed_frame) {
return AVERROR(ENOMEM);
}
// hardcoded to current HW queue size - will realloc in timestamp_queue_enqueue() if too small
ctx->timestamp_list = av_fifo_alloc((avctx->max_b_frames + 16) * sizeof(int64_t));
if (!ctx->timestamp_list) {
return AVERROR(ENOMEM);
}
ctx->dts_delay = 0;
ctx->library = dlopen(AMF_DLL_NAMEA, RTLD_NOW | RTLD_LOCAL);
AMF_RETURN_IF_FALSE(ctx, ctx->library != NULL,
AVERROR_UNKNOWN, "DLL %s failed to open\n", AMF_DLL_NAMEA);
init_fun = (AMFInit_Fn)dlsym(ctx->library, AMF_INIT_FUNCTION_NAME);
AMF_RETURN_IF_FALSE(ctx, init_fun != NULL, AVERROR_UNKNOWN, "DLL %s failed to find function %s\n", AMF_DLL_NAMEA, AMF_INIT_FUNCTION_NAME);
version_fun = (AMFQueryVersion_Fn)dlsym(ctx->library, AMF_QUERY_VERSION_FUNCTION_NAME);
AMF_RETURN_IF_FALSE(ctx, version_fun != NULL, AVERROR_UNKNOWN, "DLL %s failed to find function %s\n", AMF_DLL_NAMEA, AMF_QUERY_VERSION_FUNCTION_NAME);
res = version_fun(&ctx->version);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "%s failed with error %d\n", AMF_QUERY_VERSION_FUNCTION_NAME, res);
res = init_fun(AMF_FULL_VERSION, &ctx->factory);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "%s failed with error %d\n", AMF_INIT_FUNCTION_NAME, res);
res = ctx->factory->pVtbl->GetTrace(ctx->factory, &ctx->trace);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "GetTrace() failed with error %d\n", res);
res = ctx->factory->pVtbl->GetDebug(ctx->factory, &ctx->debug);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "GetDebug() failed with error %d\n", res);
return 0;
}
#if CONFIG_D3D11VA
static int amf_init_from_d3d11_device(AVCodecContext *avctx, AVD3D11VADeviceContext *hwctx)
{
AmfContext *ctx = avctx->priv_data;
AMF_RESULT res;
res = ctx->context->pVtbl->InitDX11(ctx->context, hwctx->device, AMF_DX11_1);
if (res != AMF_OK) {
if (res == AMF_NOT_SUPPORTED)
av_log(avctx, AV_LOG_ERROR, "AMF via D3D11 is not supported on the given device.\n");
else
av_log(avctx, AV_LOG_ERROR, "AMF failed to initialise on the given D3D11 device: %d.\n", res);
return AVERROR(ENODEV);
}
return 0;
}
#endif
#if CONFIG_DXVA2
static int amf_init_from_dxva2_device(AVCodecContext *avctx, AVDXVA2DeviceContext *hwctx)
{
AmfContext *ctx = avctx->priv_data;
HANDLE device_handle;
IDirect3DDevice9 *device;
HRESULT hr;
AMF_RESULT res;
int ret;
hr = IDirect3DDeviceManager9_OpenDeviceHandle(hwctx->devmgr, &device_handle);
if (FAILED(hr)) {
av_log(avctx, AV_LOG_ERROR, "Failed to open device handle for Direct3D9 device: %lx.\n", (unsigned long)hr);
return AVERROR_EXTERNAL;
}
hr = IDirect3DDeviceManager9_LockDevice(hwctx->devmgr, device_handle, &device, FALSE);
if (SUCCEEDED(hr)) {
IDirect3DDeviceManager9_UnlockDevice(hwctx->devmgr, device_handle, FALSE);
ret = 0;
} else {
av_log(avctx, AV_LOG_ERROR, "Failed to lock device handle for Direct3D9 device: %lx.\n", (unsigned long)hr);
ret = AVERROR_EXTERNAL;
}
IDirect3DDeviceManager9_CloseDeviceHandle(hwctx->devmgr, device_handle);
if (ret < 0)
return ret;
res = ctx->context->pVtbl->InitDX9(ctx->context, device);
IDirect3DDevice9_Release(device);
if (res != AMF_OK) {
if (res == AMF_NOT_SUPPORTED)
av_log(avctx, AV_LOG_ERROR, "AMF via D3D9 is not supported on the given device.\n");
else
av_log(avctx, AV_LOG_ERROR, "AMF failed to initialise on given D3D9 device: %d.\n", res);
return AVERROR(ENODEV);
}
return 0;
}
#endif
static int amf_init_context(AVCodecContext *avctx)
{
AmfContext *ctx = avctx->priv_data;
AMFContext1 *context1 = NULL;
AMF_RESULT res;
av_unused int ret;
ctx->hwsurfaces_in_queue = 0;
ctx->hwsurfaces_in_queue_max = 16;
// configure AMF logger
// the return of these functions indicates old state and do not affect behaviour
ctx->trace->pVtbl->EnableWriter(ctx->trace, AMF_TRACE_WRITER_DEBUG_OUTPUT, ctx->log_to_dbg != 0 );
if (ctx->log_to_dbg)
ctx->trace->pVtbl->SetWriterLevel(ctx->trace, AMF_TRACE_WRITER_DEBUG_OUTPUT, AMF_TRACE_TRACE);
ctx->trace->pVtbl->EnableWriter(ctx->trace, AMF_TRACE_WRITER_CONSOLE, 0);
ctx->trace->pVtbl->SetGlobalLevel(ctx->trace, AMF_TRACE_TRACE);
// connect AMF logger to av_log
ctx->tracer.vtbl = &tracer_vtbl;
ctx->tracer.avctx = avctx;
ctx->trace->pVtbl->RegisterWriter(ctx->trace, FFMPEG_AMF_WRITER_ID,(AMFTraceWriter*)&ctx->tracer, 1);
ctx->trace->pVtbl->SetWriterLevel(ctx->trace, FFMPEG_AMF_WRITER_ID, AMF_TRACE_TRACE);
res = ctx->factory->pVtbl->CreateContext(ctx->factory, &ctx->context);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "CreateContext() failed with error %d\n", res);
// If a device was passed to the encoder, try to initialise from that.
if (avctx->hw_frames_ctx) {
AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
if (amf_av_to_amf_format(frames_ctx->sw_format) == AMF_SURFACE_UNKNOWN) {
av_log(avctx, AV_LOG_ERROR, "Format of input frames context (%s) is not supported by AMF.\n",
av_get_pix_fmt_name(frames_ctx->sw_format));
return AVERROR(EINVAL);
}
switch (frames_ctx->device_ctx->type) {
#if CONFIG_D3D11VA
case AV_HWDEVICE_TYPE_D3D11VA:
ret = amf_init_from_d3d11_device(avctx, frames_ctx->device_ctx->hwctx);
if (ret < 0)
return ret;
break;
#endif
#if CONFIG_DXVA2
case AV_HWDEVICE_TYPE_DXVA2:
ret = amf_init_from_dxva2_device(avctx, frames_ctx->device_ctx->hwctx);
if (ret < 0)
return ret;
break;
#endif
default:
av_log(avctx, AV_LOG_ERROR, "AMF initialisation from a %s frames context is not supported.\n",
av_hwdevice_get_type_name(frames_ctx->device_ctx->type));
return AVERROR(ENOSYS);
}
ctx->hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
if (!ctx->hw_frames_ctx)
return AVERROR(ENOMEM);
if (frames_ctx->initial_pool_size > 0)
ctx->hwsurfaces_in_queue_max = frames_ctx->initial_pool_size - 1;
} else if (avctx->hw_device_ctx) {
AVHWDeviceContext *device_ctx = (AVHWDeviceContext*)avctx->hw_device_ctx->data;
switch (device_ctx->type) {
#if CONFIG_D3D11VA
case AV_HWDEVICE_TYPE_D3D11VA:
ret = amf_init_from_d3d11_device(avctx, device_ctx->hwctx);
if (ret < 0)
return ret;
break;
#endif
#if CONFIG_DXVA2
case AV_HWDEVICE_TYPE_DXVA2:
ret = amf_init_from_dxva2_device(avctx, device_ctx->hwctx);
if (ret < 0)
return ret;
break;
#endif
default:
av_log(avctx, AV_LOG_ERROR, "AMF initialisation from a %s device is not supported.\n",
av_hwdevice_get_type_name(device_ctx->type));
return AVERROR(ENOSYS);
}
ctx->hw_device_ctx = av_buffer_ref(avctx->hw_device_ctx);
if (!ctx->hw_device_ctx)
return AVERROR(ENOMEM);
} else {
res = ctx->context->pVtbl->InitDX11(ctx->context, NULL, AMF_DX11_1);
if (res == AMF_OK) {
av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via D3D11.\n");
} else {
res = ctx->context->pVtbl->InitDX9(ctx->context, NULL);
if (res == AMF_OK) {
av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via D3D9.\n");
} else {
AMFGuid guid = IID_AMFContext1();
res = ctx->context->pVtbl->QueryInterface(ctx->context, &guid, (void**)&context1);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "CreateContext1() failed with error %d\n", res);
res = context1->pVtbl->InitVulkan(context1, NULL);
context1->pVtbl->Release(context1);
if (res != AMF_OK) {
if (res == AMF_NOT_SUPPORTED)
av_log(avctx, AV_LOG_ERROR, "AMF via Vulkan is not supported on the given device.\n");
else
av_log(avctx, AV_LOG_ERROR, "AMF failed to initialise on the given Vulkan device: %d.\n", res);
return AVERROR(ENOSYS);
}
av_log(avctx, AV_LOG_VERBOSE, "AMF initialisation succeeded via Vulkan.\n");
}
}
}
return 0;
}
static int amf_init_encoder(AVCodecContext *avctx)
{
AmfContext *ctx = avctx->priv_data;
const wchar_t *codec_id = NULL;
AMF_RESULT res;
enum AVPixelFormat pix_fmt;
switch (avctx->codec->id) {
case AV_CODEC_ID_H264:
codec_id = AMFVideoEncoderVCE_AVC;
break;
case AV_CODEC_ID_HEVC:
codec_id = AMFVideoEncoder_HEVC;
break;
default:
break;
}
AMF_RETURN_IF_FALSE(ctx, codec_id != NULL, AVERROR(EINVAL), "Codec %d is not supported\n", avctx->codec->id);
if (ctx->hw_frames_ctx)
pix_fmt = ((AVHWFramesContext*)ctx->hw_frames_ctx->data)->sw_format;
else
pix_fmt = avctx->pix_fmt;
ctx->format = amf_av_to_amf_format(pix_fmt);
AMF_RETURN_IF_FALSE(ctx, ctx->format != AMF_SURFACE_UNKNOWN, AVERROR(EINVAL),
"Format %s is not supported\n", av_get_pix_fmt_name(pix_fmt));
res = ctx->factory->pVtbl->CreateComponent(ctx->factory, ctx->context, codec_id, &ctx->encoder);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_ENCODER_NOT_FOUND, "CreateComponent(%ls) failed with error %d\n", codec_id, res);
return 0;
}
int av_cold ff_amf_encode_close(AVCodecContext *avctx)
{
AmfContext *ctx = avctx->priv_data;
if (ctx->delayed_surface) {
ctx->delayed_surface->pVtbl->Release(ctx->delayed_surface);
ctx->delayed_surface = NULL;
}
if (ctx->encoder) {
ctx->encoder->pVtbl->Terminate(ctx->encoder);
ctx->encoder->pVtbl->Release(ctx->encoder);
ctx->encoder = NULL;
}
if (ctx->context) {
ctx->context->pVtbl->Terminate(ctx->context);
ctx->context->pVtbl->Release(ctx->context);
ctx->context = NULL;
}
av_buffer_unref(&ctx->hw_device_ctx);
av_buffer_unref(&ctx->hw_frames_ctx);
if (ctx->trace) {
ctx->trace->pVtbl->UnregisterWriter(ctx->trace, FFMPEG_AMF_WRITER_ID);
}
if (ctx->library) {
dlclose(ctx->library);
ctx->library = NULL;
}
ctx->trace = NULL;
ctx->debug = NULL;
ctx->factory = NULL;
ctx->version = 0;
ctx->delayed_drain = 0;
av_frame_free(&ctx->delayed_frame);
av_fifo_freep(&ctx->timestamp_list);
return 0;
}
static int amf_copy_surface(AVCodecContext *avctx, const AVFrame *frame,
AMFSurface* surface)
{
AMFPlane *plane;
uint8_t *dst_data[4];
int dst_linesize[4];
int planes;
int i;
planes = surface->pVtbl->GetPlanesCount(surface);
av_assert0(planes < FF_ARRAY_ELEMS(dst_data));
for (i = 0; i < planes; i++) {
plane = surface->pVtbl->GetPlaneAt(surface, i);
dst_data[i] = plane->pVtbl->GetNative(plane);
dst_linesize[i] = plane->pVtbl->GetHPitch(plane);
}
av_image_copy(dst_data, dst_linesize,
(const uint8_t**)frame->data, frame->linesize, frame->format,
avctx->width, avctx->height);
return 0;
}
static inline int timestamp_queue_enqueue(AVCodecContext *avctx, int64_t timestamp)
{
AmfContext *ctx = avctx->priv_data;
if (av_fifo_space(ctx->timestamp_list) < sizeof(timestamp)) {
if (av_fifo_grow(ctx->timestamp_list, sizeof(timestamp)) < 0) {
return AVERROR(ENOMEM);
}
}
av_fifo_generic_write(ctx->timestamp_list, &timestamp, sizeof(timestamp), NULL);
return 0;
}
static int amf_copy_buffer(AVCodecContext *avctx, AVPacket *pkt, AMFBuffer *buffer)
{
AmfContext *ctx = avctx->priv_data;
int ret;
AMFVariantStruct var = {0};
int64_t timestamp = AV_NOPTS_VALUE;
int64_t size = buffer->pVtbl->GetSize(buffer);
if ((ret = av_new_packet(pkt, size)) < 0) {
return ret;
}
memcpy(pkt->data, buffer->pVtbl->GetNative(buffer), size);
switch (avctx->codec->id) {
case AV_CODEC_ID_H264:
buffer->pVtbl->GetProperty(buffer, AMF_VIDEO_ENCODER_OUTPUT_DATA_TYPE, &var);
if(var.int64Value == AMF_VIDEO_ENCODER_OUTPUT_DATA_TYPE_IDR) {
pkt->flags = AV_PKT_FLAG_KEY;
}
break;
case AV_CODEC_ID_HEVC:
buffer->pVtbl->GetProperty(buffer, AMF_VIDEO_ENCODER_HEVC_OUTPUT_DATA_TYPE, &var);
if (var.int64Value == AMF_VIDEO_ENCODER_HEVC_OUTPUT_DATA_TYPE_IDR) {
pkt->flags = AV_PKT_FLAG_KEY;
}
break;
default:
break;
}
buffer->pVtbl->GetProperty(buffer, PTS_PROP, &var);
pkt->pts = var.int64Value; // original pts
AMF_RETURN_IF_FALSE(ctx, av_fifo_size(ctx->timestamp_list) > 0, AVERROR_UNKNOWN, "timestamp_list is empty\n");
av_fifo_generic_read(ctx->timestamp_list, &timestamp, sizeof(timestamp), NULL);
// calc dts shift if max_b_frames > 0
if (avctx->max_b_frames > 0 && ctx->dts_delay == 0) {
int64_t timestamp_last = AV_NOPTS_VALUE;
AMF_RETURN_IF_FALSE(ctx, av_fifo_size(ctx->timestamp_list) > 0, AVERROR_UNKNOWN,
"timestamp_list is empty while max_b_frames = %d\n", avctx->max_b_frames);
av_fifo_generic_peek_at(
ctx->timestamp_list,
&timestamp_last,
(av_fifo_size(ctx->timestamp_list) / sizeof(timestamp) - 1) * sizeof(timestamp_last),
sizeof(timestamp_last),
NULL);
if (timestamp < 0 || timestamp_last < AV_NOPTS_VALUE) {
return AVERROR(ERANGE);
}
ctx->dts_delay = timestamp_last - timestamp;
}
pkt->dts = timestamp - ctx->dts_delay;
return 0;
}
// amfenc API implementation
int ff_amf_encode_init(AVCodecContext *avctx)
{
int ret;
if ((ret = amf_load_library(avctx)) == 0) {
if ((ret = amf_init_context(avctx)) == 0) {
if ((ret = amf_init_encoder(avctx)) == 0) {
return 0;
}
}
}
ff_amf_encode_close(avctx);
return ret;
}
static AMF_RESULT amf_set_property_buffer(AMFSurface *object, const wchar_t *name, AMFBuffer *val)
{
AMF_RESULT res;
AMFVariantStruct var;
res = AMFVariantInit(&var);
if (res == AMF_OK) {
AMFGuid guid_AMFInterface = IID_AMFInterface();
AMFInterface *amf_interface;
res = val->pVtbl->QueryInterface(val, &guid_AMFInterface, (void**)&amf_interface);
if (res == AMF_OK) {
res = AMFVariantAssignInterface(&var, amf_interface);
amf_interface->pVtbl->Release(amf_interface);
}
if (res == AMF_OK) {
res = object->pVtbl->SetProperty(object, name, var);
}
AMFVariantClear(&var);
}
return res;
}
static AMF_RESULT amf_get_property_buffer(AMFData *object, const wchar_t *name, AMFBuffer **val)
{
AMF_RESULT res;
AMFVariantStruct var;
res = AMFVariantInit(&var);
if (res == AMF_OK) {
res = object->pVtbl->GetProperty(object, name, &var);
if (res == AMF_OK) {
if (var.type == AMF_VARIANT_INTERFACE) {
AMFGuid guid_AMFBuffer = IID_AMFBuffer();
AMFInterface *amf_interface = AMFVariantInterface(&var);
res = amf_interface->pVtbl->QueryInterface(amf_interface, &guid_AMFBuffer, (void**)val);
} else {
res = AMF_INVALID_DATA_TYPE;
}
}
AMFVariantClear(&var);
}
return res;
}
static AMFBuffer *amf_create_buffer_with_frame_ref(const AVFrame *frame, AMFContext *context)
{
AVFrame *frame_ref;
AMFBuffer *frame_ref_storage_buffer = NULL;
AMF_RESULT res;
res = context->pVtbl->AllocBuffer(context, AMF_MEMORY_HOST, sizeof(frame_ref), &frame_ref_storage_buffer);
if (res == AMF_OK) {
frame_ref = av_frame_clone(frame);
if (frame_ref) {
memcpy(frame_ref_storage_buffer->pVtbl->GetNative(frame_ref_storage_buffer), &frame_ref, sizeof(frame_ref));
} else {
frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
frame_ref_storage_buffer = NULL;
}
}
return frame_ref_storage_buffer;
}
static void amf_release_buffer_with_frame_ref(AMFBuffer *frame_ref_storage_buffer)
{
AVFrame *frame_ref;
memcpy(&frame_ref, frame_ref_storage_buffer->pVtbl->GetNative(frame_ref_storage_buffer), sizeof(frame_ref));
av_frame_free(&frame_ref);
frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
}
int ff_amf_receive_packet(AVCodecContext *avctx, AVPacket *avpkt)
{
AmfContext *ctx = avctx->priv_data;
AMFSurface *surface;
AMF_RESULT res;
int ret;
AMF_RESULT res_query;
AMFData *data = NULL;
AVFrame *frame = ctx->delayed_frame;
int block_and_wait;
if (!ctx->encoder)
return AVERROR(EINVAL);
if (!frame->buf[0]) {
ret = ff_encode_get_frame(avctx, frame);
if (ret < 0 && ret != AVERROR_EOF)
return ret;
}
if (!frame->buf[0]) { // submit drain
if (!ctx->eof) { // submit drain one time only
if (ctx->delayed_surface != NULL) {
ctx->delayed_drain = 1; // input queue is full: resubmit Drain() in ff_amf_receive_packet
} else if(!ctx->delayed_drain) {
res = ctx->encoder->pVtbl->Drain(ctx->encoder);
if (res == AMF_INPUT_FULL) {
ctx->delayed_drain = 1; // input queue is full: resubmit Drain() in ff_amf_receive_packet
} else {
if (res == AMF_OK) {
ctx->eof = 1; // drain started
}
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Drain() failed with error %d\n", res);
}
}
}
} else if (!ctx->delayed_surface) { // submit frame
int hw_surface = 0;
// prepare surface from frame
switch (frame->format) {
#if CONFIG_D3D11VA
case AV_PIX_FMT_D3D11:
{
static const GUID AMFTextureArrayIndexGUID = { 0x28115527, 0xe7c3, 0x4b66, { 0x99, 0xd3, 0x4f, 0x2a, 0xe6, 0xb4, 0x7f, 0xaf } };
ID3D11Texture2D *texture = (ID3D11Texture2D*)frame->data[0]; // actual texture
int index = (intptr_t)frame->data[1]; // index is a slice in texture array is - set to tell AMF which slice to use
av_assert0(frame->hw_frames_ctx && ctx->hw_frames_ctx &&
frame->hw_frames_ctx->data == ctx->hw_frames_ctx->data);
texture->lpVtbl->SetPrivateData(texture, &AMFTextureArrayIndexGUID, sizeof(index), &index);
res = ctx->context->pVtbl->CreateSurfaceFromDX11Native(ctx->context, texture, &surface, NULL); // wrap to AMF surface
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "CreateSurfaceFromDX11Native() failed with error %d\n", res);
hw_surface = 1;
}
break;
#endif
#if CONFIG_DXVA2
case AV_PIX_FMT_DXVA2_VLD:
{
IDirect3DSurface9 *texture = (IDirect3DSurface9 *)frame->data[3]; // actual texture
res = ctx->context->pVtbl->CreateSurfaceFromDX9Native(ctx->context, texture, &surface, NULL); // wrap to AMF surface
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "CreateSurfaceFromDX9Native() failed with error %d\n", res);
hw_surface = 1;
}
break;
#endif
default:
{
res = ctx->context->pVtbl->AllocSurface(ctx->context, AMF_MEMORY_HOST, ctx->format, avctx->width, avctx->height, &surface);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR(ENOMEM), "AllocSurface() failed with error %d\n", res);
amf_copy_surface(avctx, frame, surface);
}
break;
}
if (hw_surface) {
AMFBuffer *frame_ref_storage_buffer;
// input HW surfaces can be vertically aligned by 16; tell AMF the real size
surface->pVtbl->SetCrop(surface, 0, 0, frame->width, frame->height);
frame_ref_storage_buffer = amf_create_buffer_with_frame_ref(frame, ctx->context);
AMF_RETURN_IF_FALSE(ctx, frame_ref_storage_buffer != NULL, AVERROR(ENOMEM), "create_buffer_with_frame_ref() returned NULL\n");
res = amf_set_property_buffer(surface, L"av_frame_ref", frame_ref_storage_buffer);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "SetProperty failed for \"av_frame_ref\" with error %d\n", res);
ctx->hwsurfaces_in_queue++;
frame_ref_storage_buffer->pVtbl->Release(frame_ref_storage_buffer);
}
surface->pVtbl->SetPts(surface, frame->pts);
AMF_ASSIGN_PROPERTY_INT64(res, surface, PTS_PROP, frame->pts);
switch (avctx->codec->id) {
case AV_CODEC_ID_H264:
AMF_ASSIGN_PROPERTY_INT64(res, surface, AMF_VIDEO_ENCODER_INSERT_AUD, !!ctx->aud);
break;
case AV_CODEC_ID_HEVC:
AMF_ASSIGN_PROPERTY_INT64(res, surface, AMF_VIDEO_ENCODER_HEVC_INSERT_AUD, !!ctx->aud);
break;
default:
break;
}
// submit surface
res = ctx->encoder->pVtbl->SubmitInput(ctx->encoder, (AMFData*)surface);
if (res == AMF_INPUT_FULL) { // handle full queue
//store surface for later submission
ctx->delayed_surface = surface;
} else {
int64_t pts = frame->pts;
surface->pVtbl->Release(surface);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "SubmitInput() failed with error %d\n", res);
av_frame_unref(frame);
if ((ret = timestamp_queue_enqueue(avctx, pts)) < 0) {
return ret;
}
}
}
do {
block_and_wait = 0;
// poll data
res_query = ctx->encoder->pVtbl->QueryOutput(ctx->encoder, &data);
if (data) {
// copy data to packet
AMFBuffer* buffer;
AMFGuid guid = IID_AMFBuffer();
data->pVtbl->QueryInterface(data, &guid, (void**)&buffer); // query for buffer interface
ret = amf_copy_buffer(avctx, avpkt, buffer);
buffer->pVtbl->Release(buffer);
if (data->pVtbl->HasProperty(data, L"av_frame_ref")) {
AMFBuffer *frame_ref_storage_buffer;
res = amf_get_property_buffer(data, L"av_frame_ref", &frame_ref_storage_buffer);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "GetProperty failed for \"av_frame_ref\" with error %d\n", res);
amf_release_buffer_with_frame_ref(frame_ref_storage_buffer);
ctx->hwsurfaces_in_queue--;
}
data->pVtbl->Release(data);
AMF_RETURN_IF_FALSE(ctx, ret >= 0, ret, "amf_copy_buffer() failed with error %d\n", ret);
if (ctx->delayed_surface != NULL) { // try to resubmit frame
res = ctx->encoder->pVtbl->SubmitInput(ctx->encoder, (AMFData*)ctx->delayed_surface);
if (res != AMF_INPUT_FULL) {
int64_t pts = ctx->delayed_surface->pVtbl->GetPts(ctx->delayed_surface);
ctx->delayed_surface->pVtbl->Release(ctx->delayed_surface);
ctx->delayed_surface = NULL;
av_frame_unref(ctx->delayed_frame);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Repeated SubmitInput() failed with error %d\n", res);
if ((ret = timestamp_queue_enqueue(avctx, pts)) < 0) {
return ret;
}
} else {
av_log(avctx, AV_LOG_WARNING, "Data acquired but delayed frame submission got AMF_INPUT_FULL- should not happen\n");
}
} else if (ctx->delayed_drain) { // try to resubmit drain
res = ctx->encoder->pVtbl->Drain(ctx->encoder);
if (res != AMF_INPUT_FULL) {
ctx->delayed_drain = 0;
ctx->eof = 1; // drain started
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_UNKNOWN, "Repeated Drain() failed with error %d\n", res);
} else {
av_log(avctx, AV_LOG_WARNING, "Data acquired but delayed drain submission got AMF_INPUT_FULL- should not happen\n");
}
}
} else if (ctx->delayed_surface != NULL || ctx->delayed_drain || (ctx->eof && res_query != AMF_EOF) || (ctx->hwsurfaces_in_queue >= ctx->hwsurfaces_in_queue_max)) {
block_and_wait = 1;
av_usleep(1000); // wait and poll again
}
} while (block_and_wait);
if (res_query == AMF_EOF) {
ret = AVERROR_EOF;
} else if (data == NULL) {
ret = AVERROR(EAGAIN);
} else {
ret = 0;
}
return ret;
}
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