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FFmpeg/libavcodec/qsvdec.c
Fei Wang 67fc9b8427 lavc/qsvdec: Use FFmpeg default 1/25 framerate if can't derive it from bitstream 
Fix error:
$ ffmpeg -hwaccel qsv -i input.h265 -f null -
...
[null @ 0x55da1a629200] Application provided invalid, non monotonically
increasing dts to muxer in stream 0: 3 >= 3

Signed-off-by: Fei Wang <fei.w.wang@intel.com>
2024-04-29 11:08:41 +08:00

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/*
* Intel MediaSDK QSV codec-independent code
*
* copyright (c) 2013 Luca Barbato
* copyright (c) 2015 Anton Khirnov <anton@khirnov.net>
*
* 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_components.h"
#include <stdint.h>
#include <string.h>
#include <sys/types.h>
#include <mfxvideo.h>
#include "libavutil/common.h"
#include "libavutil/fifo.h"
#include "libavutil/frame.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_qsv.h"
#include "libavutil/mem.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "libavutil/pixfmt.h"
#include "libavutil/time.h"
#include "libavutil/imgutils.h"
#include "libavutil/film_grain_params.h"
#include "libavutil/mastering_display_metadata.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "internal.h"
#include "decode.h"
#include "hwconfig.h"
#include "qsv.h"
#include "qsv_internal.h"
#include "refstruct.h"
#if QSV_ONEVPL
#include <mfxdispatcher.h>
#else
#define MFXUnload(a) do { } while(0)
#endif
static const AVRational mfx_tb = { 1, 90000 };
#define PTS_TO_MFX_PTS(pts, pts_tb) ((pts) == AV_NOPTS_VALUE ? \
MFX_TIMESTAMP_UNKNOWN : pts_tb.num ? \
av_rescale_q(pts, pts_tb, mfx_tb) : pts)
#define MFX_PTS_TO_PTS(mfx_pts, pts_tb) ((mfx_pts) == MFX_TIMESTAMP_UNKNOWN ? \
AV_NOPTS_VALUE : pts_tb.num ? \
av_rescale_q(mfx_pts, mfx_tb, pts_tb) : mfx_pts)
typedef struct QSVAsyncFrame {
mfxSyncPoint *sync;
QSVFrame *frame;
} QSVAsyncFrame;
typedef struct QSVContext {
// the session used for decoding
mfxSession session;
mfxVersion ver;
// the session we allocated internally, in case the caller did not provide
// one
QSVSession internal_qs;
QSVFramesContext frames_ctx;
/**
* a linked list of frames currently being used by QSV
*/
QSVFrame *work_frames;
AVFifo *async_fifo;
int zero_consume_run;
int reinit_flag;
enum AVPixelFormat orig_pix_fmt;
uint32_t fourcc;
mfxFrameInfo frame_info;
AVBufferPool *pool;
int suggest_pool_size;
int initialized;
// options set by the caller
int async_depth;
int iopattern;
int gpu_copy;
char *load_plugins;
mfxExtBuffer **ext_buffers;
int nb_ext_buffers;
} QSVContext;
static const AVCodecHWConfigInternal *const qsv_hw_configs[] = {
&(const AVCodecHWConfigInternal) {
.public = {
.pix_fmt = AV_PIX_FMT_QSV,
.methods = AV_CODEC_HW_CONFIG_METHOD_HW_FRAMES_CTX |
AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX,
.device_type = AV_HWDEVICE_TYPE_QSV,
},
.hwaccel = NULL,
},
NULL
};
static int qsv_get_continuous_buffer(AVCodecContext *avctx, AVFrame *frame,
AVBufferPool *pool)
{
int ret = 0;
ret = ff_decode_frame_props(avctx, frame);
if (ret < 0)
return ret;
frame->width = avctx->width;
frame->height = avctx->height;
switch (avctx->pix_fmt) {
case AV_PIX_FMT_NV12:
frame->linesize[0] = FFALIGN(avctx->width, 128);
break;
case AV_PIX_FMT_P010:
case AV_PIX_FMT_P012:
case AV_PIX_FMT_YUYV422:
frame->linesize[0] = 2 * FFALIGN(avctx->width, 128);
break;
case AV_PIX_FMT_Y210:
case AV_PIX_FMT_VUYX:
case AV_PIX_FMT_XV30:
case AV_PIX_FMT_Y212:
frame->linesize[0] = 4 * FFALIGN(avctx->width, 128);
break;
case AV_PIX_FMT_XV36:
frame->linesize[0] = 8 * FFALIGN(avctx->width, 128);
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n");
return AVERROR(EINVAL);
}
frame->buf[0] = av_buffer_pool_get(pool);
if (!frame->buf[0])
return AVERROR(ENOMEM);
frame->data[0] = frame->buf[0]->data;
if (avctx->pix_fmt == AV_PIX_FMT_NV12 ||
avctx->pix_fmt == AV_PIX_FMT_P010 ||
avctx->pix_fmt == AV_PIX_FMT_P012) {
frame->linesize[1] = frame->linesize[0];
frame->data[1] = frame->data[0] +
frame->linesize[0] * FFALIGN(avctx->height, 64);
}
ret = ff_attach_decode_data(frame);
if (ret < 0)
return ret;
return 0;
}
static int qsv_init_session(AVCodecContext *avctx, QSVContext *q, mfxSession session,
AVBufferRef *hw_frames_ref, AVBufferRef *hw_device_ref)
{
int ret;
if (q->gpu_copy == MFX_GPUCOPY_ON &&
!(q->iopattern & MFX_IOPATTERN_OUT_SYSTEM_MEMORY)) {
av_log(avctx, AV_LOG_WARNING, "GPU-accelerated memory copy "
"only works in system memory mode.\n");
q->gpu_copy = MFX_GPUCOPY_OFF;
}
if (session) {
q->session = session;
} else if (hw_frames_ref) {
if (q->internal_qs.session) {
MFXClose(q->internal_qs.session);
q->internal_qs.session = NULL;
}
av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
q->frames_ctx.hw_frames_ctx = av_buffer_ref(hw_frames_ref);
if (!q->frames_ctx.hw_frames_ctx)
return AVERROR(ENOMEM);
ret = ff_qsv_init_session_frames(avctx, &q->internal_qs.session,
&q->frames_ctx, q->load_plugins,
#if QSV_HAVE_OPAQUE
q->iopattern == MFX_IOPATTERN_OUT_OPAQUE_MEMORY,
#else
0,
#endif
q->gpu_copy);
if (ret < 0) {
av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
return ret;
}
q->session = q->internal_qs.session;
} else if (hw_device_ref) {
if (q->internal_qs.session) {
MFXClose(q->internal_qs.session);
q->internal_qs.session = NULL;
}
ret = ff_qsv_init_session_device(avctx, &q->internal_qs.session,
hw_device_ref, q->load_plugins, q->gpu_copy);
if (ret < 0)
return ret;
q->session = q->internal_qs.session;
} else {
if (!q->internal_qs.session) {
ret = ff_qsv_init_internal_session(avctx, &q->internal_qs,
q->load_plugins, q->gpu_copy);
if (ret < 0)
return ret;
}
q->session = q->internal_qs.session;
}
if (MFXQueryVersion(q->session, &q->ver) != MFX_ERR_NONE) {
av_log(avctx, AV_LOG_ERROR, "Error querying the session version. \n");
q->session = NULL;
if (q->internal_qs.session) {
MFXClose(q->internal_qs.session);
q->internal_qs.session = NULL;
}
if (q->internal_qs.loader) {
MFXUnload(q->internal_qs.loader);
q->internal_qs.loader = NULL;
}
return AVERROR_EXTERNAL;
}
/* make sure the decoder is uninitialized */
MFXVideoDECODE_Close(q->session);
return 0;
}
static int qsv_decode_preinit(AVCodecContext *avctx, QSVContext *q, enum AVPixelFormat pix_fmt, mfxVideoParam *param)
{
mfxSession session = NULL;
int iopattern = 0;
int ret;
enum AVPixelFormat pix_fmts[3] = {
AV_PIX_FMT_QSV, /* opaque format in case of video memory output */
pix_fmt, /* system memory format obtained from bitstream parser */
AV_PIX_FMT_NONE };
ret = ff_get_format(avctx, pix_fmts);
if (ret < 0) {
q->orig_pix_fmt = avctx->pix_fmt = AV_PIX_FMT_NONE;
return ret;
}
if (!q->async_fifo) {
q->async_fifo = av_fifo_alloc2(q->async_depth, sizeof(QSVAsyncFrame), 0);
if (!q->async_fifo)
return AVERROR(ENOMEM);
}
if (avctx->pix_fmt == AV_PIX_FMT_QSV && avctx->hwaccel_context) {
AVQSVContext *user_ctx = avctx->hwaccel_context;
session = user_ctx->session;
iopattern = user_ctx->iopattern;
q->ext_buffers = user_ctx->ext_buffers;
q->nb_ext_buffers = user_ctx->nb_ext_buffers;
}
if (avctx->hw_device_ctx && !avctx->hw_frames_ctx && ret == AV_PIX_FMT_QSV) {
AVHWFramesContext *hwframes_ctx;
AVQSVFramesContext *frames_hwctx;
avctx->hw_frames_ctx = av_hwframe_ctx_alloc(avctx->hw_device_ctx);
if (!avctx->hw_frames_ctx) {
av_log(avctx, AV_LOG_ERROR, "av_hwframe_ctx_alloc failed\n");
return AVERROR(ENOMEM);
}
hwframes_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
frames_hwctx = hwframes_ctx->hwctx;
hwframes_ctx->width = FFALIGN(avctx->coded_width, 32);
hwframes_ctx->height = FFALIGN(avctx->coded_height, 32);
hwframes_ctx->format = AV_PIX_FMT_QSV;
hwframes_ctx->sw_format = avctx->sw_pix_fmt;
hwframes_ctx->initial_pool_size = q->suggest_pool_size + 16 + avctx->extra_hw_frames;
frames_hwctx->frame_type = MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET;
ret = av_hwframe_ctx_init(avctx->hw_frames_ctx);
if (ret < 0) {
av_log(NULL, AV_LOG_ERROR, "Error initializing a QSV frame pool\n");
av_buffer_unref(&avctx->hw_frames_ctx);
return ret;
}
}
if (avctx->hw_frames_ctx) {
AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
if (!iopattern) {
#if QSV_HAVE_OPAQUE
if (frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME)
iopattern = MFX_IOPATTERN_OUT_OPAQUE_MEMORY;
else if (frames_hwctx->frame_type & MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET)
iopattern = MFX_IOPATTERN_OUT_VIDEO_MEMORY;
#else
if (frames_hwctx->frame_type & MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET)
iopattern = MFX_IOPATTERN_OUT_VIDEO_MEMORY;
#endif
}
}
if (!iopattern)
iopattern = MFX_IOPATTERN_OUT_SYSTEM_MEMORY;
q->iopattern = iopattern;
ff_qsv_print_iopattern(avctx, q->iopattern, "Decoder");
ret = qsv_init_session(avctx, q, session, avctx->hw_frames_ctx, avctx->hw_device_ctx);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing an MFX session\n");
return ret;
}
param->IOPattern = q->iopattern;
param->AsyncDepth = q->async_depth;
param->ExtParam = q->ext_buffers;
param->NumExtParam = q->nb_ext_buffers;
return 0;
}
static int qsv_decode_init_context(AVCodecContext *avctx, QSVContext *q, mfxVideoParam *param)
{
int ret;
avctx->width = param->mfx.FrameInfo.CropW;
avctx->height = param->mfx.FrameInfo.CropH;
avctx->coded_width = param->mfx.FrameInfo.Width;
avctx->coded_height = param->mfx.FrameInfo.Height;
avctx->level = param->mfx.CodecLevel;
avctx->profile = param->mfx.CodecProfile;
avctx->field_order = ff_qsv_map_picstruct(param->mfx.FrameInfo.PicStruct);
avctx->pix_fmt = ff_qsv_map_fourcc(param->mfx.FrameInfo.FourCC);
ret = MFXVideoDECODE_Init(q->session, param);
if (ret < 0)
return ff_qsv_print_error(avctx, ret,
"Error initializing the MFX video decoder");
q->frame_info = param->mfx.FrameInfo;
if (!avctx->hw_frames_ctx)
q->pool = av_buffer_pool_init(av_image_get_buffer_size(avctx->pix_fmt,
FFALIGN(avctx->width, 128), FFALIGN(avctx->height, 64), 1), av_buffer_allocz);
return 0;
}
static int qsv_decode_header(AVCodecContext *avctx, QSVContext *q,
const AVPacket *avpkt, enum AVPixelFormat pix_fmt,
mfxVideoParam *param)
{
int ret;
mfxExtVideoSignalInfo video_signal_info = { 0 };
mfxExtBuffer *header_ext_params[1] = { (mfxExtBuffer *)&video_signal_info };
mfxBitstream bs = { 0 };
if (avpkt->size) {
bs.Data = avpkt->data;
bs.DataLength = avpkt->size;
bs.MaxLength = bs.DataLength;
bs.TimeStamp = PTS_TO_MFX_PTS(avpkt->pts, avctx->pkt_timebase);
if (avctx->field_order == AV_FIELD_PROGRESSIVE)
bs.DataFlag |= MFX_BITSTREAM_COMPLETE_FRAME;
} else
return AVERROR_INVALIDDATA;
if(!q->session) {
ret = qsv_decode_preinit(avctx, q, pix_fmt, param);
if (ret < 0)
return ret;
}
ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
if (ret < 0)
return ret;
param->mfx.CodecId = ret;
video_signal_info.Header.BufferId = MFX_EXTBUFF_VIDEO_SIGNAL_INFO;
video_signal_info.Header.BufferSz = sizeof(video_signal_info);
// The SDK doesn't support other ext buffers when calling MFXVideoDECODE_DecodeHeader,
// so do not append this buffer to the existent buffer array
param->ExtParam = header_ext_params;
param->NumExtParam = 1;
ret = MFXVideoDECODE_DecodeHeader(q->session, &bs, param);
if (MFX_ERR_MORE_DATA == ret) {
return AVERROR(EAGAIN);
}
if (ret < 0)
return ff_qsv_print_error(avctx, ret,
"Error decoding stream header");
avctx->color_range = video_signal_info.VideoFullRange ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG;
if (video_signal_info.ColourDescriptionPresent) {
avctx->color_primaries = video_signal_info.ColourPrimaries;
avctx->color_trc = video_signal_info.TransferCharacteristics;
avctx->colorspace = video_signal_info.MatrixCoefficients;
}
param->ExtParam = q->ext_buffers;
param->NumExtParam = q->nb_ext_buffers;
if (param->mfx.FrameInfo.FrameRateExtN == 0 || param->mfx.FrameInfo.FrameRateExtD == 0) {
param->mfx.FrameInfo.FrameRateExtN = 25;
param->mfx.FrameInfo.FrameRateExtD = 1;
}
#if QSV_VERSION_ATLEAST(1, 34)
if (QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 34) && avctx->codec_id == AV_CODEC_ID_AV1)
param->mfx.FilmGrain = (avctx->export_side_data & AV_CODEC_EXPORT_DATA_FILM_GRAIN) ? 0 : param->mfx.FilmGrain;
#endif
return 0;
}
static int alloc_frame(AVCodecContext *avctx, QSVContext *q, QSVFrame *frame)
{
int ret;
if (q->pool)
ret = qsv_get_continuous_buffer(avctx, frame->frame, q->pool);
else
ret = ff_get_buffer(avctx, frame->frame, AV_GET_BUFFER_FLAG_REF);
if (ret < 0)
return ret;
if (frame->frame->format == AV_PIX_FMT_QSV) {
frame->surface = *(mfxFrameSurface1*)frame->frame->data[3];
} else {
ret = ff_qsv_map_frame_to_surface(frame->frame, &frame->surface);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "map frame to surface failed.\n");
return ret;
}
}
frame->surface.Info = q->frame_info;
if (q->frames_ctx.mids) {
ret = ff_qsv_find_surface_idx(&q->frames_ctx, frame);
if (ret < 0)
return ret;
frame->surface.Data.MemId = &q->frames_ctx.mids[ret];
}
frame->surface.Data.ExtParam = frame->ext_param;
frame->surface.Data.NumExtParam = 0;
frame->num_ext_params = 0;
frame->dec_info.Header.BufferId = MFX_EXTBUFF_DECODED_FRAME_INFO;
frame->dec_info.Header.BufferSz = sizeof(frame->dec_info);
ff_qsv_frame_add_ext_param(avctx, frame, (mfxExtBuffer *)&frame->dec_info);
#if QSV_VERSION_ATLEAST(1, 34)
if (QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 34) && avctx->codec_id == AV_CODEC_ID_AV1) {
frame->av1_film_grain_param.Header.BufferId = MFX_EXTBUFF_AV1_FILM_GRAIN_PARAM;
frame->av1_film_grain_param.Header.BufferSz = sizeof(frame->av1_film_grain_param);
frame->av1_film_grain_param.FilmGrainFlags = 0;
ff_qsv_frame_add_ext_param(avctx, frame, (mfxExtBuffer *)&frame->av1_film_grain_param);
}
#endif
#if QSV_VERSION_ATLEAST(1, 35)
if (QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 35) && avctx->codec_id == AV_CODEC_ID_HEVC) {
frame->mdcv.Header.BufferId = MFX_EXTBUFF_MASTERING_DISPLAY_COLOUR_VOLUME;
frame->mdcv.Header.BufferSz = sizeof(frame->mdcv);
// The data in mdcv is valid when this flag is 1
frame->mdcv.InsertPayloadToggle = 0;
ff_qsv_frame_add_ext_param(avctx, frame, (mfxExtBuffer *)&frame->mdcv);
frame->clli.Header.BufferId = MFX_EXTBUFF_CONTENT_LIGHT_LEVEL_INFO;
frame->clli.Header.BufferSz = sizeof(frame->clli);
// The data in clli is valid when this flag is 1
frame->clli.InsertPayloadToggle = 0;
ff_qsv_frame_add_ext_param(avctx, frame, (mfxExtBuffer *)&frame->clli);
}
#endif
frame->used = 1;
return 0;
}
static void qsv_clear_unused_frames(QSVContext *q)
{
QSVFrame *cur = q->work_frames;
while (cur) {
if (cur->used && !cur->surface.Data.Locked && !cur->queued) {
cur->used = 0;
av_frame_unref(cur->frame);
}
cur = cur->next;
}
}
static int get_surface(AVCodecContext *avctx, QSVContext *q, mfxFrameSurface1 **surf)
{
QSVFrame *frame, **last;
int ret;
qsv_clear_unused_frames(q);
frame = q->work_frames;
last = &q->work_frames;
while (frame) {
if (!frame->used) {
ret = alloc_frame(avctx, q, frame);
if (ret < 0)
return ret;
*surf = &frame->surface;
return 0;
}
last = &frame->next;
frame = frame->next;
}
frame = av_mallocz(sizeof(*frame));
if (!frame)
return AVERROR(ENOMEM);
frame->frame = av_frame_alloc();
if (!frame->frame) {
av_freep(&frame);
return AVERROR(ENOMEM);
}
*last = frame;
ret = alloc_frame(avctx, q, frame);
if (ret < 0)
return ret;
*surf = &frame->surface;
return 0;
}
static QSVFrame *find_frame(QSVContext *q, mfxFrameSurface1 *surf)
{
QSVFrame *cur = q->work_frames;
while (cur) {
if (surf == &cur->surface)
return cur;
cur = cur->next;
}
return NULL;
}
#if QSV_VERSION_ATLEAST(1, 34)
static int qsv_export_film_grain(AVCodecContext *avctx, mfxExtAV1FilmGrainParam *ext_param, AVFrame *frame)
{
AVFilmGrainParams *fgp;
AVFilmGrainAOMParams *aom;
int i;
if (!(ext_param->FilmGrainFlags & MFX_FILM_GRAIN_APPLY))
return 0;
fgp = av_film_grain_params_create_side_data(frame);
if (!fgp)
return AVERROR(ENOMEM);
fgp->type = AV_FILM_GRAIN_PARAMS_AV1;
fgp->seed = ext_param->GrainSeed;
aom = &fgp->codec.aom;
aom->chroma_scaling_from_luma = !!(ext_param->FilmGrainFlags & MFX_FILM_GRAIN_CHROMA_SCALING_FROM_LUMA);
aom->scaling_shift = ext_param->GrainScalingMinus8 + 8;
aom->ar_coeff_lag = ext_param->ArCoeffLag;
aom->ar_coeff_shift = ext_param->ArCoeffShiftMinus6 + 6;
aom->grain_scale_shift = ext_param->GrainScaleShift;
aom->overlap_flag = !!(ext_param->FilmGrainFlags & MFX_FILM_GRAIN_OVERLAP);
aom->limit_output_range = !!(ext_param->FilmGrainFlags & MFX_FILM_GRAIN_CLIP_TO_RESTRICTED_RANGE);
aom->num_y_points = ext_param->NumYPoints;
for (i = 0; i < aom->num_y_points; i++) {
aom->y_points[i][0] = ext_param->PointY[i].Value;
aom->y_points[i][1] = ext_param->PointY[i].Scaling;
}
aom->num_uv_points[0] = ext_param->NumCbPoints;
for (i = 0; i < aom->num_uv_points[0]; i++) {
aom->uv_points[0][i][0] = ext_param->PointCb[i].Value;
aom->uv_points[0][i][1] = ext_param->PointCb[i].Scaling;
}
aom->num_uv_points[1] = ext_param->NumCrPoints;
for (i = 0; i < aom->num_uv_points[1]; i++) {
aom->uv_points[1][i][0] = ext_param->PointCr[i].Value;
aom->uv_points[1][i][1] = ext_param->PointCr[i].Scaling;
}
for (i = 0; i < 24; i++)
aom->ar_coeffs_y[i] = ext_param->ArCoeffsYPlus128[i] - 128;
for (i = 0; i < 25; i++) {
aom->ar_coeffs_uv[0][i] = ext_param->ArCoeffsCbPlus128[i] - 128;
aom->ar_coeffs_uv[1][i] = ext_param->ArCoeffsCrPlus128[i] - 128;
}
aom->uv_mult[0] = ext_param->CbMult;
aom->uv_mult[1] = ext_param->CrMult;
aom->uv_mult_luma[0] = ext_param->CbLumaMult;
aom->uv_mult_luma[1] = ext_param->CrLumaMult;
aom->uv_offset[0] = ext_param->CbOffset;
aom->uv_offset[1] = ext_param->CrOffset;
return 0;
}
#endif
#if QSV_VERSION_ATLEAST(1, 35)
static int qsv_export_hdr_side_data(AVCodecContext *avctx, mfxExtMasteringDisplayColourVolume *mdcv,
mfxExtContentLightLevelInfo *clli, AVFrame *frame)
{
int ret;
// The SDK re-uses this flag for HDR SEI parsing
if (mdcv->InsertPayloadToggle) {
AVMasteringDisplayMetadata *mastering;
const int mapping[3] = {2, 0, 1};
const int chroma_den = 50000;
const int luma_den = 10000;
int i;
ret = ff_decode_mastering_display_new(avctx, frame, &mastering);
if (ret < 0)
return ret;
if (mastering) {
for (i = 0; i < 3; i++) {
const int j = mapping[i];
mastering->display_primaries[i][0] = av_make_q(mdcv->DisplayPrimariesX[j], chroma_den);
mastering->display_primaries[i][1] = av_make_q(mdcv->DisplayPrimariesY[j], chroma_den);
}
mastering->white_point[0] = av_make_q(mdcv->WhitePointX, chroma_den);
mastering->white_point[1] = av_make_q(mdcv->WhitePointY, chroma_den);
mastering->max_luminance = av_make_q(mdcv->MaxDisplayMasteringLuminance, luma_den);
mastering->min_luminance = av_make_q(mdcv->MinDisplayMasteringLuminance, luma_den);
mastering->has_luminance = 1;
mastering->has_primaries = 1;
}
}
// The SDK re-uses this flag for HDR SEI parsing
if (clli->InsertPayloadToggle) {
AVContentLightMetadata *light;
ret = ff_decode_content_light_new(avctx, frame, &light);
if (ret < 0)
return ret;
if (light) {
light->MaxCLL = clli->MaxContentLightLevel;
light->MaxFALL = clli->MaxPicAverageLightLevel;
}
}
return 0;
}
#endif
static int qsv_decode(AVCodecContext *avctx, QSVContext *q,
AVFrame *frame, int *got_frame,
const AVPacket *avpkt)
{
mfxFrameSurface1 *insurf;
mfxFrameSurface1 *outsurf;
mfxSyncPoint *sync;
mfxBitstream bs = { { { 0 } } };
int ret;
if (avpkt->size) {
bs.Data = avpkt->data;
bs.DataLength = avpkt->size;
bs.MaxLength = bs.DataLength;
bs.TimeStamp = PTS_TO_MFX_PTS(avpkt->pts, avctx->pkt_timebase);
if (avctx->field_order == AV_FIELD_PROGRESSIVE)
bs.DataFlag |= MFX_BITSTREAM_COMPLETE_FRAME;
}
sync = av_mallocz(sizeof(*sync));
if (!sync) {
av_freep(&sync);
return AVERROR(ENOMEM);
}
do {
ret = get_surface(avctx, q, &insurf);
if (ret < 0) {
av_freep(&sync);
return ret;
}
ret = MFXVideoDECODE_DecodeFrameAsync(q->session, avpkt->size ? &bs : NULL,
insurf, &outsurf, sync);
if (ret == MFX_WRN_DEVICE_BUSY)
av_usleep(500);
} while (ret == MFX_WRN_DEVICE_BUSY || ret == MFX_ERR_MORE_SURFACE);
if (ret == MFX_ERR_INCOMPATIBLE_VIDEO_PARAM) {
q->reinit_flag = 1;
av_log(avctx, AV_LOG_DEBUG, "Video parameter change\n");
av_freep(&sync);
return 0;
}
if (ret != MFX_ERR_NONE &&
ret != MFX_ERR_MORE_DATA &&
ret != MFX_WRN_VIDEO_PARAM_CHANGED &&
ret != MFX_ERR_MORE_SURFACE) {
av_freep(&sync);
return ff_qsv_print_error(avctx, ret,
"Error during QSV decoding.");
}
/* make sure we do not enter an infinite loop if the SDK
* did not consume any data and did not return anything */
if (!*sync && !bs.DataOffset) {
bs.DataOffset = avpkt->size;
++q->zero_consume_run;
if (q->zero_consume_run > 1 &&
(avpkt->size ||
ret != MFX_ERR_MORE_DATA))
ff_qsv_print_warning(avctx, ret, "A decode call did not consume any data");
} else {
q->zero_consume_run = 0;
}
if (*sync) {
QSVAsyncFrame aframe;
QSVFrame *out_frame = find_frame(q, outsurf);
if (!out_frame) {
av_log(avctx, AV_LOG_ERROR,
"The returned surface does not correspond to any frame\n");
av_freep(&sync);
return AVERROR_BUG;
}
out_frame->queued += 1;
aframe = (QSVAsyncFrame){ sync, out_frame };
av_fifo_write(q->async_fifo, &aframe, 1);
} else {
av_freep(&sync);
}
if ((av_fifo_can_read(q->async_fifo) >= q->async_depth) ||
(!avpkt->size && av_fifo_can_read(q->async_fifo))) {
QSVAsyncFrame aframe;
AVFrame *src_frame;
av_fifo_read(q->async_fifo, &aframe, 1);
aframe.frame->queued -= 1;
if (avctx->pix_fmt != AV_PIX_FMT_QSV) {
do {
ret = MFXVideoCORE_SyncOperation(q->session, *aframe.sync, 1000);
} while (ret == MFX_WRN_IN_EXECUTION);
}
av_freep(&aframe.sync);
src_frame = aframe.frame->frame;
ret = av_frame_ref(frame, src_frame);
if (ret < 0)
return ret;
outsurf = &aframe.frame->surface;
frame->pts = MFX_PTS_TO_PTS(outsurf->Data.TimeStamp, avctx->pkt_timebase);
#if QSV_VERSION_ATLEAST(1, 34)
if ((avctx->export_side_data & AV_CODEC_EXPORT_DATA_FILM_GRAIN) &&
QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 34) &&
avctx->codec_id == AV_CODEC_ID_AV1) {
ret = qsv_export_film_grain(avctx, &aframe.frame->av1_film_grain_param, frame);
if (ret < 0)
return ret;
}
#endif
#if QSV_VERSION_ATLEAST(1, 35)
if (QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 35) && avctx->codec_id == AV_CODEC_ID_HEVC) {
ret = qsv_export_hdr_side_data(avctx, &aframe.frame->mdcv, &aframe.frame->clli, frame);
if (ret < 0)
return ret;
}
#endif
frame->repeat_pict =
outsurf->Info.PicStruct & MFX_PICSTRUCT_FRAME_TRIPLING ? 4 :
outsurf->Info.PicStruct & MFX_PICSTRUCT_FRAME_DOUBLING ? 2 :
outsurf->Info.PicStruct & MFX_PICSTRUCT_FIELD_REPEATED ? 1 : 0;
frame->flags |= AV_FRAME_FLAG_TOP_FIELD_FIRST *
!!(outsurf->Info.PicStruct & MFX_PICSTRUCT_FIELD_TFF);
frame->flags |= AV_FRAME_FLAG_INTERLACED *
!(outsurf->Info.PicStruct & MFX_PICSTRUCT_PROGRESSIVE);
frame->pict_type = ff_qsv_map_pictype(aframe.frame->dec_info.FrameType);
//Key frame is IDR frame is only suitable for H264. For HEVC, IRAPs are key frames.
if (avctx->codec_id == AV_CODEC_ID_H264) {
if (aframe.frame->dec_info.FrameType & MFX_FRAMETYPE_IDR)
frame->flags |= AV_FRAME_FLAG_KEY;
else
frame->flags &= ~AV_FRAME_FLAG_KEY;
}
/* update the surface properties */
if (avctx->pix_fmt == AV_PIX_FMT_QSV)
((mfxFrameSurface1*)frame->data[3])->Info = outsurf->Info;
*got_frame = 1;
}
return bs.DataOffset;
}
static void qsv_decode_close_qsvcontext(QSVContext *q)
{
QSVFrame *cur = q->work_frames;
if (q->session)
MFXVideoDECODE_Close(q->session);
if (q->async_fifo) {
QSVAsyncFrame aframe;
while (av_fifo_read(q->async_fifo, &aframe, 1) >= 0)
av_freep(&aframe.sync);
av_fifo_freep2(&q->async_fifo);
}
while (cur) {
q->work_frames = cur->next;
av_frame_free(&cur->frame);
av_freep(&cur);
cur = q->work_frames;
}
ff_qsv_close_internal_session(&q->internal_qs);
av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
ff_refstruct_unref(&q->frames_ctx.mids);
av_buffer_pool_uninit(&q->pool);
}
static int qsv_process_data(AVCodecContext *avctx, QSVContext *q,
AVFrame *frame, int *got_frame, const AVPacket *pkt)
{
int ret;
mfxVideoParam param = { 0 };
enum AVPixelFormat pix_fmt = AV_PIX_FMT_NV12;
if (!pkt->size)
return qsv_decode(avctx, q, frame, got_frame, pkt);
/* TODO: flush delayed frames on reinit */
// sw_pix_fmt, coded_width/height should be set for ff_get_format(),
// assume sw_pix_fmt is NV12 and coded_width/height to be 1280x720,
// the assumption may be not corret but will be updated after header decoded if not true.
if (q->orig_pix_fmt != AV_PIX_FMT_NONE)
pix_fmt = q->orig_pix_fmt;
if (!avctx->coded_width)
avctx->coded_width = 1280;
if (!avctx->coded_height)
avctx->coded_height = 720;
/* decode zero-size pkt to flush the buffered pkt before reinit */
if (q->reinit_flag) {
AVPacket zero_pkt = {0};
ret = qsv_decode(avctx, q, frame, got_frame, &zero_pkt);
if (ret < 0 || *got_frame)
return ret;
}
if (q->reinit_flag || !q->session || !q->initialized) {
mfxFrameAllocRequest request;
memset(&request, 0, sizeof(request));
q->reinit_flag = 0;
ret = qsv_decode_header(avctx, q, pkt, pix_fmt, &param);
if (ret < 0) {
if (ret == AVERROR(EAGAIN))
av_log(avctx, AV_LOG_VERBOSE, "More data is required to decode header\n");
else
av_log(avctx, AV_LOG_ERROR, "Error decoding header\n");
goto reinit_fail;
}
param.IOPattern = q->iopattern;
q->orig_pix_fmt = avctx->pix_fmt = pix_fmt = ff_qsv_map_fourcc(param.mfx.FrameInfo.FourCC);
avctx->coded_width = param.mfx.FrameInfo.Width;
avctx->coded_height = param.mfx.FrameInfo.Height;
ret = MFXVideoDECODE_QueryIOSurf(q->session, &param, &request);
if (ret < 0)
return ff_qsv_print_error(avctx, ret, "Error querying IO surface");
q->suggest_pool_size = request.NumFrameSuggested;
ret = qsv_decode_preinit(avctx, q, pix_fmt, &param);
if (ret < 0)
goto reinit_fail;
q->initialized = 0;
}
if (!q->initialized) {
ret = qsv_decode_init_context(avctx, q, &param);
if (ret < 0)
goto reinit_fail;
q->initialized = 1;
}
return qsv_decode(avctx, q, frame, got_frame, pkt);
reinit_fail:
q->orig_pix_fmt = avctx->pix_fmt = AV_PIX_FMT_NONE;
return ret;
}
enum LoadPlugin {
LOAD_PLUGIN_NONE,
LOAD_PLUGIN_HEVC_SW,
LOAD_PLUGIN_HEVC_HW,
};
typedef struct QSVDecContext {
AVClass *class;
QSVContext qsv;
int load_plugin;
AVFifo *packet_fifo;
AVPacket buffer_pkt;
} QSVDecContext;
static void qsv_clear_buffers(QSVDecContext *s)
{
AVPacket pkt;
while (av_fifo_read(s->packet_fifo, &pkt, 1) >= 0)
av_packet_unref(&pkt);
av_packet_unref(&s->buffer_pkt);
}
static av_cold int qsv_decode_close(AVCodecContext *avctx)
{
QSVDecContext *s = avctx->priv_data;
qsv_decode_close_qsvcontext(&s->qsv);
qsv_clear_buffers(s);
av_fifo_freep2(&s->packet_fifo);
return 0;
}
static av_cold int qsv_decode_init(AVCodecContext *avctx)
{
QSVDecContext *s = avctx->priv_data;
int ret;
const char *uid = NULL;
if (avctx->codec_id == AV_CODEC_ID_VP8) {
uid = "f622394d8d87452f878c51f2fc9b4131";
} else if (avctx->codec_id == AV_CODEC_ID_VP9) {
uid = "a922394d8d87452f878c51f2fc9b4131";
}
else if (avctx->codec_id == AV_CODEC_ID_HEVC && s->load_plugin != LOAD_PLUGIN_NONE) {
static const char * const uid_hevcdec_sw = "15dd936825ad475ea34e35f3f54217a6";
static const char * const uid_hevcdec_hw = "33a61c0b4c27454ca8d85dde757c6f8e";
if (s->qsv.load_plugins[0]) {
av_log(avctx, AV_LOG_WARNING,
"load_plugins is not empty, but load_plugin is not set to 'none'."
"The load_plugin value will be ignored.\n");
} else {
if (s->load_plugin == LOAD_PLUGIN_HEVC_SW)
uid = uid_hevcdec_sw;
else
uid = uid_hevcdec_hw;
}
}
if (uid) {
av_freep(&s->qsv.load_plugins);
s->qsv.load_plugins = av_strdup(uid);
if (!s->qsv.load_plugins)
return AVERROR(ENOMEM);
}
s->qsv.orig_pix_fmt = AV_PIX_FMT_NV12;
s->packet_fifo = av_fifo_alloc2(1, sizeof(AVPacket),
AV_FIFO_FLAG_AUTO_GROW);
if (!s->packet_fifo) {
ret = AVERROR(ENOMEM);
goto fail;
}
if (!avctx->pkt_timebase.num)
av_log(avctx, AV_LOG_WARNING, "Invalid pkt_timebase, passing timestamps as-is.\n");
return 0;
fail:
qsv_decode_close(avctx);
return ret;
}
static int qsv_decode_frame(AVCodecContext *avctx, AVFrame *frame,
int *got_frame, AVPacket *avpkt)
{
QSVDecContext *s = avctx->priv_data;
int ret;
/* buffer the input packet */
if (avpkt->size) {
AVPacket input_ref;
ret = av_packet_ref(&input_ref, avpkt);
if (ret < 0)
return ret;
av_fifo_write(s->packet_fifo, &input_ref, 1);
}
/* process buffered data */
while (!*got_frame) {
/* prepare the input data */
if (s->buffer_pkt.size <= 0) {
/* no more data */
if (!av_fifo_can_read(s->packet_fifo))
return avpkt->size ? avpkt->size : qsv_process_data(avctx, &s->qsv, frame, got_frame, avpkt);
/* in progress of reinit, no read from fifo and keep the buffer_pkt */
if (!s->qsv.reinit_flag) {
av_packet_unref(&s->buffer_pkt);
av_fifo_read(s->packet_fifo, &s->buffer_pkt, 1);
}
}
ret = qsv_process_data(avctx, &s->qsv, frame, got_frame, &s->buffer_pkt);
if (ret < 0){
if (ret == AVERROR(EAGAIN))
ret = 0;
/* Drop buffer_pkt when failed to decode the packet. Otherwise,
the decoder will keep decoding the failure packet. */
av_packet_unref(&s->buffer_pkt);
return ret;
}
if (s->qsv.reinit_flag)
continue;
s->buffer_pkt.size -= ret;
s->buffer_pkt.data += ret;
}
return avpkt->size;
}
static void qsv_decode_flush(AVCodecContext *avctx)
{
QSVDecContext *s = avctx->priv_data;
qsv_clear_buffers(s);
s->qsv.orig_pix_fmt = AV_PIX_FMT_NONE;
s->qsv.initialized = 0;
}
#define OFFSET(x) offsetof(QSVDecContext, x)
#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
#define DEFINE_QSV_DECODER_WITH_OPTION(x, X, bsf_name, opt) \
static const AVClass x##_qsv_class = { \
.class_name = #x "_qsv", \
.item_name = av_default_item_name, \
.option = opt, \
.version = LIBAVUTIL_VERSION_INT, \
}; \
const FFCodec ff_##x##_qsv_decoder = { \
.p.name = #x "_qsv", \
CODEC_LONG_NAME(#X " video (Intel Quick Sync Video acceleration)"), \
.priv_data_size = sizeof(QSVDecContext), \
.p.type = AVMEDIA_TYPE_VIDEO, \
.p.id = AV_CODEC_ID_##X, \
.init = qsv_decode_init, \
FF_CODEC_DECODE_CB(qsv_decode_frame), \
.flush = qsv_decode_flush, \
.close = qsv_decode_close, \
.bsfs = bsf_name, \
.p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_DR1 | AV_CODEC_CAP_AVOID_PROBING | AV_CODEC_CAP_HYBRID, \
.p.priv_class = &x##_qsv_class, \
.hw_configs = qsv_hw_configs, \
.p.wrapper_name = "qsv", \
.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE, \
}; \
#define DEFINE_QSV_DECODER(x, X, bsf_name) DEFINE_QSV_DECODER_WITH_OPTION(x, X, bsf_name, options)
#if CONFIG_HEVC_QSV_DECODER
static const AVOption hevc_options[] = {
{ "async_depth", "Internal parallelization depth, the higher the value the higher the latency.", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VD },
{ "load_plugin", "A user plugin to load in an internal session", OFFSET(load_plugin), AV_OPT_TYPE_INT, { .i64 = LOAD_PLUGIN_HEVC_HW }, LOAD_PLUGIN_NONE, LOAD_PLUGIN_HEVC_HW, VD, .unit = "load_plugin" },
{ "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_NONE }, 0, 0, VD, .unit = "load_plugin" },
{ "hevc_sw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_HEVC_SW }, 0, 0, VD, .unit = "load_plugin" },
{ "hevc_hw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_HEVC_HW }, 0, 0, VD, .unit = "load_plugin" },
{ "load_plugins", "A :-separate list of hexadecimal plugin UIDs to load in an internal session",
OFFSET(qsv.load_plugins), AV_OPT_TYPE_STRING, { .str = "" }, 0, 0, VD },
{ "gpu_copy", "A GPU-accelerated copy between video and system memory", OFFSET(qsv.gpu_copy), AV_OPT_TYPE_INT, { .i64 = MFX_GPUCOPY_DEFAULT }, MFX_GPUCOPY_DEFAULT, MFX_GPUCOPY_OFF, VD, .unit = "gpu_copy"},
{ "default", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_DEFAULT }, 0, 0, VD, .unit = "gpu_copy"},
{ "on", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_ON }, 0, 0, VD, .unit = "gpu_copy"},
{ "off", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_OFF }, 0, 0, VD, .unit = "gpu_copy"},
{ NULL },
};
DEFINE_QSV_DECODER_WITH_OPTION(hevc, HEVC, "hevc_mp4toannexb", hevc_options)
#endif
static const AVOption options[] = {
{ "async_depth", "Internal parallelization depth, the higher the value the higher the latency.", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VD },
{ "gpu_copy", "A GPU-accelerated copy between video and system memory", OFFSET(qsv.gpu_copy), AV_OPT_TYPE_INT, { .i64 = MFX_GPUCOPY_DEFAULT }, MFX_GPUCOPY_DEFAULT, MFX_GPUCOPY_OFF, VD, .unit = "gpu_copy"},
{ "default", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_DEFAULT }, 0, 0, VD, .unit = "gpu_copy"},
{ "on", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_ON }, 0, 0, VD, .unit = "gpu_copy"},
{ "off", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_OFF }, 0, 0, VD, .unit = "gpu_copy"},
{ NULL },
};
#if CONFIG_H264_QSV_DECODER
DEFINE_QSV_DECODER(h264, H264, "h264_mp4toannexb")
#endif
#if CONFIG_MPEG2_QSV_DECODER
DEFINE_QSV_DECODER(mpeg2, MPEG2VIDEO, NULL)
#endif
#if CONFIG_VC1_QSV_DECODER
DEFINE_QSV_DECODER(vc1, VC1, NULL)
#endif
#if CONFIG_MJPEG_QSV_DECODER
DEFINE_QSV_DECODER(mjpeg, MJPEG, NULL)
#endif
#if CONFIG_VP8_QSV_DECODER
DEFINE_QSV_DECODER(vp8, VP8, NULL)
#endif
#if CONFIG_VP9_QSV_DECODER
DEFINE_QSV_DECODER(vp9, VP9, NULL)
#endif
#if CONFIG_AV1_QSV_DECODER
DEFINE_QSV_DECODER(av1, AV1, NULL)
#endif
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