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FFmpeg4/libavcodec/qsvenc.c

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2023-07-02 12:20:28 +00:00
/*
* Intel MediaSDK QSV encoder utility functions
*
* copyright (c) 2013 Yukinori Yamazoe
* copyright (c) 2015 Anton Khirnov
*
* 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 <string.h>
#include <sys/types.h>
#include <mfx/mfxvideo.h>
#include "libavutil/common.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_qsv.h"
#include "libavutil/mem.h"
#include "libavutil/log.h"
#include "libavutil/time.h"
#include "libavutil/imgutils.h"
#include "libavcodec/bytestream.h"
#include "avcodec.h"
#include "internal.h"
#include "packet_internal.h"
#include "qsv.h"
#include "qsv_internal.h"
#include "qsvenc.h"
static const struct {
mfxU16 profile;
const char *name;
} profile_names[] = {
{ MFX_PROFILE_AVC_BASELINE, "baseline" },
{ MFX_PROFILE_AVC_MAIN, "main" },
{ MFX_PROFILE_AVC_EXTENDED, "extended" },
{ MFX_PROFILE_AVC_HIGH, "high" },
#if QSV_VERSION_ATLEAST(1, 15)
{ MFX_PROFILE_AVC_HIGH_422, "high 422" },
#endif
#if QSV_VERSION_ATLEAST(1, 4)
{ MFX_PROFILE_AVC_CONSTRAINED_BASELINE, "constrained baseline" },
{ MFX_PROFILE_AVC_CONSTRAINED_HIGH, "constrained high" },
{ MFX_PROFILE_AVC_PROGRESSIVE_HIGH, "progressive high" },
#endif
{ MFX_PROFILE_MPEG2_SIMPLE, "simple" },
{ MFX_PROFILE_MPEG2_MAIN, "main" },
{ MFX_PROFILE_MPEG2_HIGH, "high" },
{ MFX_PROFILE_VC1_SIMPLE, "simple" },
{ MFX_PROFILE_VC1_MAIN, "main" },
{ MFX_PROFILE_VC1_ADVANCED, "advanced" },
#if QSV_VERSION_ATLEAST(1, 8)
{ MFX_PROFILE_HEVC_MAIN, "main" },
{ MFX_PROFILE_HEVC_MAIN10, "main10" },
{ MFX_PROFILE_HEVC_MAINSP, "mainsp" },
{ MFX_PROFILE_HEVC_REXT, "rext" },
#endif
};
static const char *print_profile(mfxU16 profile)
{
int i;
for (i = 0; i < FF_ARRAY_ELEMS(profile_names); i++)
if (profile == profile_names[i].profile)
return profile_names[i].name;
return "unknown";
}
static const struct {
mfxU16 rc_mode;
const char *name;
} rc_names[] = {
{ MFX_RATECONTROL_CBR, "CBR" },
{ MFX_RATECONTROL_VBR, "VBR" },
{ MFX_RATECONTROL_CQP, "CQP" },
#if QSV_HAVE_AVBR
{ MFX_RATECONTROL_AVBR, "AVBR" },
#endif
#if QSV_HAVE_LA
{ MFX_RATECONTROL_LA, "LA" },
#endif
#if QSV_HAVE_ICQ
{ MFX_RATECONTROL_ICQ, "ICQ" },
{ MFX_RATECONTROL_LA_ICQ, "LA_ICQ" },
#endif
#if QSV_HAVE_VCM
{ MFX_RATECONTROL_VCM, "VCM" },
#endif
#if QSV_VERSION_ATLEAST(1, 10)
{ MFX_RATECONTROL_LA_EXT, "LA_EXT" },
#endif
#if QSV_HAVE_LA_HRD
{ MFX_RATECONTROL_LA_HRD, "LA_HRD" },
#endif
#if QSV_HAVE_QVBR
{ MFX_RATECONTROL_QVBR, "QVBR" },
#endif
};
static const char *print_ratecontrol(mfxU16 rc_mode)
{
int i;
for (i = 0; i < FF_ARRAY_ELEMS(rc_names); i++)
if (rc_mode == rc_names[i].rc_mode)
return rc_names[i].name;
return "unknown";
}
static const char *print_threestate(mfxU16 val)
{
if (val == MFX_CODINGOPTION_ON)
return "ON";
else if (val == MFX_CODINGOPTION_OFF)
return "OFF";
return "unknown";
}
static void dump_video_param(AVCodecContext *avctx, QSVEncContext *q,
mfxExtBuffer **coding_opts)
{
mfxInfoMFX *info = &q->param.mfx;
mfxExtCodingOption *co = (mfxExtCodingOption*)coding_opts[0];
#if QSV_HAVE_CO2
mfxExtCodingOption2 *co2 = (mfxExtCodingOption2*)coding_opts[1];
#endif
#if QSV_HAVE_CO3
mfxExtCodingOption3 *co3 = (mfxExtCodingOption3*)coding_opts[2];
#endif
#if QSV_HAVE_EXT_HEVC_TILES
mfxExtHEVCTiles *exthevctiles = (mfxExtHEVCTiles *)coding_opts[3 + QSV_HAVE_CO_VPS];
#endif
av_log(avctx, AV_LOG_VERBOSE, "profile: %s; level: %"PRIu16"\n",
print_profile(info->CodecProfile), info->CodecLevel);
av_log(avctx, AV_LOG_VERBOSE, "GopPicSize: %"PRIu16"; GopRefDist: %"PRIu16"; GopOptFlag: ",
info->GopPicSize, info->GopRefDist);
if (info->GopOptFlag & MFX_GOP_CLOSED)
av_log(avctx, AV_LOG_VERBOSE, "closed ");
if (info->GopOptFlag & MFX_GOP_STRICT)
av_log(avctx, AV_LOG_VERBOSE, "strict ");
av_log(avctx, AV_LOG_VERBOSE, "; IdrInterval: %"PRIu16"\n", info->IdrInterval);
av_log(avctx, AV_LOG_VERBOSE, "TargetUsage: %"PRIu16"; RateControlMethod: %s\n",
info->TargetUsage, print_ratecontrol(info->RateControlMethod));
if (info->RateControlMethod == MFX_RATECONTROL_CBR ||
info->RateControlMethod == MFX_RATECONTROL_VBR
#if QSV_HAVE_VCM
|| info->RateControlMethod == MFX_RATECONTROL_VCM
#endif
) {
av_log(avctx, AV_LOG_VERBOSE,
"BufferSizeInKB: %"PRIu16"; InitialDelayInKB: %"PRIu16"; TargetKbps: %"PRIu16"; MaxKbps: %"PRIu16"; BRCParamMultiplier: %"PRIu16"\n",
info->BufferSizeInKB, info->InitialDelayInKB, info->TargetKbps, info->MaxKbps, info->BRCParamMultiplier);
} else if (info->RateControlMethod == MFX_RATECONTROL_CQP) {
av_log(avctx, AV_LOG_VERBOSE, "QPI: %"PRIu16"; QPP: %"PRIu16"; QPB: %"PRIu16"\n",
info->QPI, info->QPP, info->QPB);
}
#if QSV_HAVE_AVBR
else if (info->RateControlMethod == MFX_RATECONTROL_AVBR) {
av_log(avctx, AV_LOG_VERBOSE,
"TargetKbps: %"PRIu16"; Accuracy: %"PRIu16"; Convergence: %"PRIu16"; BRCParamMultiplier: %"PRIu16"\n",
info->TargetKbps, info->Accuracy, info->Convergence, info->BRCParamMultiplier);
}
#endif
#if QSV_HAVE_LA
else if (info->RateControlMethod == MFX_RATECONTROL_LA
#if QSV_HAVE_LA_HRD
|| info->RateControlMethod == MFX_RATECONTROL_LA_HRD
#endif
) {
av_log(avctx, AV_LOG_VERBOSE,
"TargetKbps: %"PRIu16"; LookAheadDepth: %"PRIu16"; BRCParamMultiplier: %"PRIu16"\n",
info->TargetKbps, co2->LookAheadDepth, info->BRCParamMultiplier);
}
#endif
#if QSV_HAVE_ICQ
else if (info->RateControlMethod == MFX_RATECONTROL_ICQ) {
av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"\n", info->ICQQuality);
} else if (info->RateControlMethod == MFX_RATECONTROL_LA_ICQ) {
av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
info->ICQQuality, co2->LookAheadDepth);
}
#endif
#if QSV_HAVE_QVBR
else if (info->RateControlMethod == MFX_RATECONTROL_QVBR) {
av_log(avctx, AV_LOG_VERBOSE, "QVBRQuality: %"PRIu16"\n",
co3->QVBRQuality);
}
#endif
av_log(avctx, AV_LOG_VERBOSE, "NumSlice: %"PRIu16"; NumRefFrame: %"PRIu16"\n",
info->NumSlice, info->NumRefFrame);
av_log(avctx, AV_LOG_VERBOSE, "RateDistortionOpt: %s\n",
print_threestate(co->RateDistortionOpt));
#if QSV_HAVE_EXT_HEVC_TILES
if (avctx->codec_id == AV_CODEC_ID_HEVC)
av_log(avctx, AV_LOG_VERBOSE, "NumTileColumns: %"PRIu16"; NumTileRows: %"PRIu16"\n",
exthevctiles->NumTileColumns, exthevctiles->NumTileRows);
#endif
#if QSV_HAVE_CO2
av_log(avctx, AV_LOG_VERBOSE,
"RecoveryPointSEI: %s IntRefType: %"PRIu16"; IntRefCycleSize: %"PRIu16"; IntRefQPDelta: %"PRId16"\n",
print_threestate(co->RecoveryPointSEI), co2->IntRefType, co2->IntRefCycleSize, co2->IntRefQPDelta);
av_log(avctx, AV_LOG_VERBOSE, "MaxFrameSize: %d; ", co2->MaxFrameSize);
#if QSV_HAVE_MAX_SLICE_SIZE
av_log(avctx, AV_LOG_VERBOSE, "MaxSliceSize: %d; ", co2->MaxSliceSize);
#endif
av_log(avctx, AV_LOG_VERBOSE, "\n");
av_log(avctx, AV_LOG_VERBOSE,
"BitrateLimit: %s; MBBRC: %s; ExtBRC: %s\n",
print_threestate(co2->BitrateLimit), print_threestate(co2->MBBRC),
print_threestate(co2->ExtBRC));
#if QSV_HAVE_TRELLIS
av_log(avctx, AV_LOG_VERBOSE, "Trellis: ");
if (co2->Trellis & MFX_TRELLIS_OFF) {
av_log(avctx, AV_LOG_VERBOSE, "off");
} else if (!co2->Trellis) {
av_log(avctx, AV_LOG_VERBOSE, "auto");
} else {
if (co2->Trellis & MFX_TRELLIS_I) av_log(avctx, AV_LOG_VERBOSE, "I");
if (co2->Trellis & MFX_TRELLIS_P) av_log(avctx, AV_LOG_VERBOSE, "P");
if (co2->Trellis & MFX_TRELLIS_B) av_log(avctx, AV_LOG_VERBOSE, "B");
}
av_log(avctx, AV_LOG_VERBOSE, "\n");
#endif
#if QSV_HAVE_VDENC
av_log(avctx, AV_LOG_VERBOSE, "VDENC: %s\n", print_threestate(info->LowPower));
#endif
#if QSV_VERSION_ATLEAST(1, 8)
av_log(avctx, AV_LOG_VERBOSE,
"RepeatPPS: %s; NumMbPerSlice: %"PRIu16"; LookAheadDS: ",
print_threestate(co2->RepeatPPS), co2->NumMbPerSlice);
switch (co2->LookAheadDS) {
case MFX_LOOKAHEAD_DS_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
case MFX_LOOKAHEAD_DS_2x: av_log(avctx, AV_LOG_VERBOSE, "2x"); break;
case MFX_LOOKAHEAD_DS_4x: av_log(avctx, AV_LOG_VERBOSE, "4x"); break;
default: av_log(avctx, AV_LOG_VERBOSE, "unknown"); break;
}
av_log(avctx, AV_LOG_VERBOSE, "\n");
av_log(avctx, AV_LOG_VERBOSE, "AdaptiveI: %s; AdaptiveB: %s; BRefType: ",
print_threestate(co2->AdaptiveI), print_threestate(co2->AdaptiveB));
switch (co2->BRefType) {
case MFX_B_REF_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
case MFX_B_REF_PYRAMID: av_log(avctx, AV_LOG_VERBOSE, "pyramid"); break;
default: av_log(avctx, AV_LOG_VERBOSE, "auto"); break;
}
av_log(avctx, AV_LOG_VERBOSE, "\n");
#endif
#if QSV_VERSION_ATLEAST(1, 9)
av_log(avctx, AV_LOG_VERBOSE,
"MinQPI: %"PRIu8"; MaxQPI: %"PRIu8"; MinQPP: %"PRIu8"; MaxQPP: %"PRIu8"; MinQPB: %"PRIu8"; MaxQPB: %"PRIu8"\n",
co2->MinQPI, co2->MaxQPI, co2->MinQPP, co2->MaxQPP, co2->MinQPB, co2->MaxQPB);
#endif
#endif
#if QSV_HAVE_GPB
if (avctx->codec_id == AV_CODEC_ID_HEVC)
av_log(avctx, AV_LOG_VERBOSE,"GPB: %s\n", print_threestate(co3->GPB));
#endif
if (avctx->codec_id == AV_CODEC_ID_H264) {
av_log(avctx, AV_LOG_VERBOSE, "Entropy coding: %s; MaxDecFrameBuffering: %"PRIu16"\n",
co->CAVLC == MFX_CODINGOPTION_ON ? "CAVLC" : "CABAC", co->MaxDecFrameBuffering);
av_log(avctx, AV_LOG_VERBOSE,
"NalHrdConformance: %s; SingleSeiNalUnit: %s; VuiVclHrdParameters: %s VuiNalHrdParameters: %s\n",
print_threestate(co->NalHrdConformance), print_threestate(co->SingleSeiNalUnit),
print_threestate(co->VuiVclHrdParameters), print_threestate(co->VuiNalHrdParameters));
}
av_log(avctx, AV_LOG_VERBOSE, "FrameRateExtD: %"PRIu32"; FrameRateExtN: %"PRIu32" \n",
info->FrameInfo.FrameRateExtD, info->FrameInfo.FrameRateExtN);
}
static int select_rc_mode(AVCodecContext *avctx, QSVEncContext *q)
{
const char *rc_desc;
mfxU16 rc_mode;
int want_la = q->look_ahead;
int want_qscale = !!(avctx->flags & AV_CODEC_FLAG_QSCALE);
int want_vcm = q->vcm;
if (want_la && !QSV_HAVE_LA) {
av_log(avctx, AV_LOG_ERROR,
"Lookahead ratecontrol mode requested, but is not supported by this SDK version\n");
return AVERROR(ENOSYS);
}
if (want_vcm && !QSV_HAVE_VCM) {
av_log(avctx, AV_LOG_ERROR,
"VCM ratecontrol mode requested, but is not supported by this SDK version\n");
return AVERROR(ENOSYS);
}
if (want_la + want_qscale + want_vcm > 1) {
av_log(avctx, AV_LOG_ERROR,
"More than one of: { constant qscale, lookahead, VCM } requested, "
"only one of them can be used at a time.\n");
return AVERROR(EINVAL);
}
if (!want_qscale && avctx->global_quality > 0 && !QSV_HAVE_ICQ){
av_log(avctx, AV_LOG_ERROR,
"ICQ ratecontrol mode requested, but is not supported by this SDK version\n");
return AVERROR(ENOSYS);
}
if (want_qscale) {
rc_mode = MFX_RATECONTROL_CQP;
rc_desc = "constant quantization parameter (CQP)";
}
#if QSV_HAVE_VCM
else if (want_vcm) {
rc_mode = MFX_RATECONTROL_VCM;
rc_desc = "video conferencing mode (VCM)";
}
#endif
#if QSV_HAVE_LA
else if (want_la) {
rc_mode = MFX_RATECONTROL_LA;
rc_desc = "VBR with lookahead (LA)";
#if QSV_HAVE_ICQ
if (avctx->global_quality > 0) {
rc_mode = MFX_RATECONTROL_LA_ICQ;
rc_desc = "intelligent constant quality with lookahead (LA_ICQ)";
}
#endif
}
#endif
#if QSV_HAVE_ICQ
else if (avctx->global_quality > 0 && !avctx->rc_max_rate) {
rc_mode = MFX_RATECONTROL_ICQ;
rc_desc = "intelligent constant quality (ICQ)";
}
#endif
else if (avctx->rc_max_rate == avctx->bit_rate) {
rc_mode = MFX_RATECONTROL_CBR;
rc_desc = "constant bitrate (CBR)";
}
#if QSV_HAVE_AVBR
else if (!avctx->rc_max_rate) {
rc_mode = MFX_RATECONTROL_AVBR;
rc_desc = "average variable bitrate (AVBR)";
}
#endif
#if QSV_HAVE_QVBR
else if (avctx->global_quality > 0) {
rc_mode = MFX_RATECONTROL_QVBR;
rc_desc = "constant quality with VBR algorithm (QVBR)";
}
#endif
else {
rc_mode = MFX_RATECONTROL_VBR;
rc_desc = "variable bitrate (VBR)";
}
q->param.mfx.RateControlMethod = rc_mode;
av_log(avctx, AV_LOG_VERBOSE, "Using the %s ratecontrol method\n", rc_desc);
return 0;
}
static int check_enc_param(AVCodecContext *avctx, QSVEncContext *q)
{
mfxVideoParam param_out = { .mfx.CodecId = q->param.mfx.CodecId };
mfxStatus ret;
#define UNMATCH(x) (param_out.mfx.x != q->param.mfx.x)
ret = MFXVideoENCODE_Query(q->session, &q->param, &param_out);
if (ret < 0) {
if (UNMATCH(CodecId))
av_log(avctx, AV_LOG_ERROR, "Current codec type is unsupported\n");
if (UNMATCH(CodecProfile))
av_log(avctx, AV_LOG_ERROR, "Current profile is unsupported\n");
if (UNMATCH(RateControlMethod))
av_log(avctx, AV_LOG_ERROR, "Selected ratecontrol mode is unsupported\n");
if (UNMATCH(LowPower))
av_log(avctx, AV_LOG_ERROR, "Low power mode is unsupported\n");
if (UNMATCH(FrameInfo.FrameRateExtN) || UNMATCH(FrameInfo.FrameRateExtD))
av_log(avctx, AV_LOG_ERROR, "Current frame rate is unsupported\n");
if (UNMATCH(FrameInfo.PicStruct))
av_log(avctx, AV_LOG_ERROR, "Current picture structure is unsupported\n");
if (UNMATCH(FrameInfo.Width) || UNMATCH(FrameInfo.Height))
av_log(avctx, AV_LOG_ERROR, "Current resolution is unsupported\n");
if (UNMATCH(FrameInfo.FourCC))
av_log(avctx, AV_LOG_ERROR, "Current pixel format is unsupported\n");
return 0;
}
return 1;
}
static int init_video_param_jpeg(AVCodecContext *avctx, QSVEncContext *q)
{
enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
avctx->sw_pix_fmt : avctx->pix_fmt;
const AVPixFmtDescriptor *desc;
int ret;
ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
if (ret < 0)
return AVERROR_BUG;
q->param.mfx.CodecId = ret;
if (avctx->level > 0)
q->param.mfx.CodecLevel = avctx->level;
q->param.mfx.CodecProfile = q->profile;
desc = av_pix_fmt_desc_get(sw_format);
if (!desc)
return AVERROR_BUG;
ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
q->param.mfx.FrameInfo.CropX = 0;
q->param.mfx.FrameInfo.CropY = 0;
q->param.mfx.FrameInfo.CropW = avctx->width;
q->param.mfx.FrameInfo.CropH = avctx->height;
q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
q->param.mfx.FrameInfo.BitDepthLuma = desc->comp[0].depth;
q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
q->param.mfx.FrameInfo.Shift = desc->comp[0].depth > 8;
q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, 16);
q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 16);
if (avctx->hw_frames_ctx) {
AVHWFramesContext *frames_ctx = (AVHWFramesContext *)avctx->hw_frames_ctx->data;
AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
q->param.mfx.FrameInfo.Width = frames_hwctx->surfaces[0].Info.Width;
q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
}
if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
} else {
q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
}
q->param.mfx.Interleaved = 1;
q->param.mfx.Quality = av_clip(avctx->global_quality, 1, 100);
q->param.mfx.RestartInterval = 0;
q->width_align = 16;
q->height_align = 16;
q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
return 0;
}
static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
{
enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
avctx->sw_pix_fmt : avctx->pix_fmt;
const AVPixFmtDescriptor *desc;
float quant;
int target_bitrate_kbps, max_bitrate_kbps, brc_param_multiplier;
int buffer_size_in_kilobytes, initial_delay_in_kilobytes;
int ret;
ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
if (ret < 0)
return AVERROR_BUG;
q->param.mfx.CodecId = ret;
if (avctx->level > 0)
q->param.mfx.CodecLevel = avctx->level;
if (avctx->compression_level == FF_COMPRESSION_DEFAULT) {
avctx->compression_level = q->preset;
} else if (avctx->compression_level >= 0) {
if (avctx->compression_level > MFX_TARGETUSAGE_BEST_SPEED) {
av_log(avctx, AV_LOG_WARNING, "Invalid compression level: "
"valid range is 0-%d, using %d instead\n",
MFX_TARGETUSAGE_BEST_SPEED, MFX_TARGETUSAGE_BEST_SPEED);
avctx->compression_level = MFX_TARGETUSAGE_BEST_SPEED;
}
}
if (q->low_power) {
#if QSV_HAVE_VDENC
q->param.mfx.LowPower = MFX_CODINGOPTION_ON;
#else
av_log(avctx, AV_LOG_WARNING, "The low_power option is "
"not supported with this MSDK version.\n");
q->low_power = 0;
q->param.mfx.LowPower = MFX_CODINGOPTION_OFF;
#endif
} else
q->param.mfx.LowPower = MFX_CODINGOPTION_OFF;
q->param.mfx.CodecProfile = q->profile;
q->param.mfx.TargetUsage = avctx->compression_level;
q->param.mfx.GopPicSize = FFMAX(0, avctx->gop_size);
q->param.mfx.GopRefDist = FFMAX(-1, avctx->max_b_frames) + 1;
q->param.mfx.GopOptFlag = avctx->flags & AV_CODEC_FLAG_CLOSED_GOP ?
MFX_GOP_CLOSED : 0;
q->param.mfx.IdrInterval = q->idr_interval;
q->param.mfx.NumSlice = avctx->slices;
q->param.mfx.NumRefFrame = FFMAX(0, avctx->refs);
q->param.mfx.EncodedOrder = 0;
q->param.mfx.BufferSizeInKB = 0;
desc = av_pix_fmt_desc_get(sw_format);
if (!desc)
return AVERROR_BUG;
ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
q->param.mfx.FrameInfo.CropX = 0;
q->param.mfx.FrameInfo.CropY = 0;
q->param.mfx.FrameInfo.CropW = avctx->width;
q->param.mfx.FrameInfo.CropH = avctx->height;
q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420 +
!desc->log2_chroma_w + !desc->log2_chroma_h;
q->param.mfx.FrameInfo.BitDepthLuma = desc->comp[0].depth;
q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
q->param.mfx.FrameInfo.Shift = desc->comp[0].depth > 8;
// If the minor version is greater than or equal to 19,
// then can use the same alignment settings as H.264 for HEVC
q->width_align = (avctx->codec_id != AV_CODEC_ID_HEVC ||
QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 19)) ? 16 : 32;
q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
// it is important that PicStruct be setup correctly from the
// start--otherwise, encoding doesn't work and results in a bunch
// of incompatible video parameter errors
q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_TFF;
// height alignment always must be 32 for interlaced video
q->height_align = 32;
} else {
q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
// for progressive video, the height should be aligned to 16 for
// H.264. For HEVC, depending on the version of MFX, it should be
// either 32 or 16. The lower number is better if possible.
q->height_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
}
q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
if (avctx->hw_frames_ctx) {
AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
q->param.mfx.FrameInfo.Width = frames_hwctx->surfaces[0].Info.Width;
q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
}
if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
} else {
q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
}
ret = select_rc_mode(avctx, q);
if (ret < 0)
return ret;
//libmfx BRC parameters are 16 bits thus maybe overflow, then BRCParamMultiplier is needed
buffer_size_in_kilobytes = avctx->rc_buffer_size / 8000;
initial_delay_in_kilobytes = avctx->rc_initial_buffer_occupancy / 8000;
target_bitrate_kbps = avctx->bit_rate / 1000;
max_bitrate_kbps = avctx->rc_max_rate / 1000;
brc_param_multiplier = (FFMAX(FFMAX3(target_bitrate_kbps, max_bitrate_kbps, buffer_size_in_kilobytes),
initial_delay_in_kilobytes) + 0x10000) / 0x10000;
switch (q->param.mfx.RateControlMethod) {
case MFX_RATECONTROL_CBR:
case MFX_RATECONTROL_VBR:
#if QSV_HAVE_VCM
case MFX_RATECONTROL_VCM:
#endif
#if QSV_HAVE_QVBR
case MFX_RATECONTROL_QVBR:
#endif
q->param.mfx.BufferSizeInKB = buffer_size_in_kilobytes / brc_param_multiplier;
q->param.mfx.InitialDelayInKB = initial_delay_in_kilobytes / brc_param_multiplier;
q->param.mfx.TargetKbps = target_bitrate_kbps / brc_param_multiplier;
q->param.mfx.MaxKbps = max_bitrate_kbps / brc_param_multiplier;
q->param.mfx.BRCParamMultiplier = brc_param_multiplier;
#if QSV_HAVE_QVBR
if (q->param.mfx.RateControlMethod == MFX_RATECONTROL_QVBR)
q->extco3.QVBRQuality = av_clip(avctx->global_quality, 0, 51);
#endif
break;
case MFX_RATECONTROL_CQP:
quant = avctx->global_quality / FF_QP2LAMBDA;
q->param.mfx.QPI = av_clip(quant * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51);
q->param.mfx.QPP = av_clip(quant, 0, 51);
q->param.mfx.QPB = av_clip(quant * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51);
break;
#if QSV_HAVE_AVBR
case MFX_RATECONTROL_AVBR:
q->param.mfx.TargetKbps = target_bitrate_kbps / brc_param_multiplier;
q->param.mfx.Convergence = q->avbr_convergence;
q->param.mfx.Accuracy = q->avbr_accuracy;
q->param.mfx.BRCParamMultiplier = brc_param_multiplier;
break;
#endif
#if QSV_HAVE_LA
case MFX_RATECONTROL_LA:
q->param.mfx.TargetKbps = target_bitrate_kbps / brc_param_multiplier;
q->extco2.LookAheadDepth = q->look_ahead_depth;
q->param.mfx.BRCParamMultiplier = brc_param_multiplier;
break;
#if QSV_HAVE_ICQ
case MFX_RATECONTROL_LA_ICQ:
q->extco2.LookAheadDepth = q->look_ahead_depth;
case MFX_RATECONTROL_ICQ:
q->param.mfx.ICQQuality = avctx->global_quality;
break;
#endif
#endif
}
// The HEVC encoder plugin currently fails with some old libmfx version if coding options
// are provided. Can't find the extract libmfx version which fixed it, just enable it from
// V1.28 in order to keep compatibility security.
if (((avctx->codec_id != AV_CODEC_ID_HEVC) || QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 28))
&& (avctx->codec_id != AV_CODEC_ID_VP9)) {
q->extco.Header.BufferId = MFX_EXTBUFF_CODING_OPTION;
q->extco.Header.BufferSz = sizeof(q->extco);
q->extco.PicTimingSEI = q->pic_timing_sei ?
MFX_CODINGOPTION_ON : MFX_CODINGOPTION_UNKNOWN;
if (q->rdo >= 0)
q->extco.RateDistortionOpt = q->rdo > 0 ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
if (avctx->codec_id == AV_CODEC_ID_H264) {
#if FF_API_CODER_TYPE
FF_DISABLE_DEPRECATION_WARNINGS
if (avctx->coder_type >= 0)
q->cavlc = avctx->coder_type == FF_CODER_TYPE_VLC;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
q->extco.CAVLC = q->cavlc ? MFX_CODINGOPTION_ON
: MFX_CODINGOPTION_UNKNOWN;
if (avctx->strict_std_compliance != FF_COMPLIANCE_NORMAL)
q->extco.NalHrdConformance = avctx->strict_std_compliance > FF_COMPLIANCE_NORMAL ?
MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
if (q->single_sei_nal_unit >= 0)
q->extco.SingleSeiNalUnit = q->single_sei_nal_unit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
if (q->recovery_point_sei >= 0)
q->extco.RecoveryPointSEI = q->recovery_point_sei ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
q->extco.MaxDecFrameBuffering = q->max_dec_frame_buffering;
q->extco.AUDelimiter = q->aud ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
}
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco;
#if QSV_HAVE_CO2
if (avctx->codec_id == AV_CODEC_ID_H264) {
if (q->int_ref_type >= 0)
q->extco2.IntRefType = q->int_ref_type;
if (q->int_ref_cycle_size >= 0)
q->extco2.IntRefCycleSize = q->int_ref_cycle_size;
if (q->int_ref_qp_delta != INT16_MIN)
q->extco2.IntRefQPDelta = q->int_ref_qp_delta;
if (q->bitrate_limit >= 0)
q->extco2.BitrateLimit = q->bitrate_limit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
if (q->mbbrc >= 0)
q->extco2.MBBRC = q->mbbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
if (q->max_frame_size >= 0)
q->extco2.MaxFrameSize = q->max_frame_size;
#if QSV_HAVE_MAX_SLICE_SIZE
if (q->max_slice_size >= 0)
q->extco2.MaxSliceSize = q->max_slice_size;
#endif
#if QSV_HAVE_TRELLIS
if (avctx->trellis >= 0)
q->extco2.Trellis = (avctx->trellis == 0) ? MFX_TRELLIS_OFF : (MFX_TRELLIS_I | MFX_TRELLIS_P | MFX_TRELLIS_B);
else
q->extco2.Trellis = MFX_TRELLIS_UNKNOWN;
#endif
#if QSV_VERSION_ATLEAST(1, 8)
q->extco2.LookAheadDS = q->look_ahead_downsampling;
q->extco2.RepeatPPS = q->repeat_pps ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
#if FF_API_PRIVATE_OPT
FF_DISABLE_DEPRECATION_WARNINGS
if (avctx->b_frame_strategy >= 0)
q->b_strategy = avctx->b_frame_strategy;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
if (q->b_strategy >= 0)
q->extco2.BRefType = q->b_strategy ? MFX_B_REF_PYRAMID : MFX_B_REF_OFF;
if (q->adaptive_i >= 0)
q->extco2.AdaptiveI = q->adaptive_i ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
if (q->adaptive_b >= 0)
q->extco2.AdaptiveB = q->adaptive_b ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
#endif
#if QSV_VERSION_ATLEAST(1, 9)
if (avctx->qmin >= 0 && avctx->qmax >= 0 && avctx->qmin > avctx->qmax) {
av_log(avctx, AV_LOG_ERROR, "qmin and or qmax are set but invalid, please make sure min <= max\n");
return AVERROR(EINVAL);
}
if (avctx->qmin >= 0) {
q->extco2.MinQPI = avctx->qmin > 51 ? 51 : avctx->qmin;
q->extco2.MinQPP = q->extco2.MinQPB = q->extco2.MinQPI;
}
if (avctx->qmax >= 0) {
q->extco2.MaxQPI = avctx->qmax > 51 ? 51 : avctx->qmax;
q->extco2.MaxQPP = q->extco2.MaxQPB = q->extco2.MaxQPI;
}
#endif
}
if (avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_HEVC) {
if (q->extbrc >= 0)
q->extco2.ExtBRC = q->extbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
q->extco2.Header.BufferId = MFX_EXTBUFF_CODING_OPTION2;
q->extco2.Header.BufferSz = sizeof(q->extco2);
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco2;
}
#endif
if (avctx->codec_id == AV_CODEC_ID_H264) {
#if QSV_HAVE_MF
if (QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 25)) {
q->extmfp.Header.BufferId = MFX_EXTBUFF_MULTI_FRAME_PARAM;
q->extmfp.Header.BufferSz = sizeof(q->extmfp);
q->extmfp.MFMode = q->mfmode;
av_log(avctx,AV_LOG_VERBOSE,"MFMode:%d\n", q->extmfp.MFMode);
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extmfp;
}
#endif
}
#if QSV_HAVE_CO3
q->extco3.Header.BufferId = MFX_EXTBUFF_CODING_OPTION3;
q->extco3.Header.BufferSz = sizeof(q->extco3);
#if QSV_HAVE_GPB
if (avctx->codec_id == AV_CODEC_ID_HEVC)
q->extco3.GPB = q->gpb ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
#endif
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco3;
#endif
}
#if QSV_HAVE_EXT_VP9_PARAM
if (avctx->codec_id == AV_CODEC_ID_VP9) {
q->extvp9param.Header.BufferId = MFX_EXTBUFF_VP9_PARAM;
q->extvp9param.Header.BufferSz = sizeof(q->extvp9param);
q->extvp9param.WriteIVFHeaders = MFX_CODINGOPTION_OFF;
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extvp9param;
}
#endif
#if QSV_HAVE_EXT_HEVC_TILES
if (avctx->codec_id == AV_CODEC_ID_HEVC) {
q->exthevctiles.Header.BufferId = MFX_EXTBUFF_HEVC_TILES;
q->exthevctiles.Header.BufferSz = sizeof(q->exthevctiles);
q->exthevctiles.NumTileColumns = q->tile_cols;
q->exthevctiles.NumTileRows = q->tile_rows;
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->exthevctiles;
}
#endif
if (!check_enc_param(avctx,q)) {
av_log(avctx, AV_LOG_ERROR,
"some encoding parameters are not supported by the QSV "
"runtime. Please double check the input parameters.\n");
return AVERROR(ENOSYS);
}
return 0;
}
static int qsv_retrieve_enc_jpeg_params(AVCodecContext *avctx, QSVEncContext *q)
{
int ret = 0;
ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
if (ret < 0)
return ff_qsv_print_error(avctx, ret,
"Error calling GetVideoParam");
q->packet_size = q->param.mfx.BufferSizeInKB * q->param.mfx.BRCParamMultiplier * 1000;
// for qsv mjpeg the return value maybe 0 so alloc the buffer
if (q->packet_size == 0)
q->packet_size = q->param.mfx.FrameInfo.Height * q->param.mfx.FrameInfo.Width * 4;
return 0;
}
static int qsv_retrieve_enc_vp9_params(AVCodecContext *avctx, QSVEncContext *q)
{
int ret = 0;
#if QSV_HAVE_EXT_VP9_PARAM
mfxExtVP9Param vp9_extend_buf = {
.Header.BufferId = MFX_EXTBUFF_VP9_PARAM,
.Header.BufferSz = sizeof(vp9_extend_buf),
};
#endif
#if QSV_HAVE_CO2
mfxExtCodingOption2 co2 = {
.Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
.Header.BufferSz = sizeof(co2),
};
#endif
#if QSV_HAVE_CO3
mfxExtCodingOption3 co3 = {
.Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
.Header.BufferSz = sizeof(co3),
};
#endif
mfxExtBuffer *ext_buffers[] = {
#if QSV_HAVE_EXT_VP9_PARAM
(mfxExtBuffer*)&vp9_extend_buf,
#endif
#if QSV_HAVE_CO2
(mfxExtBuffer*)&co2,
#endif
#if QSV_HAVE_CO3
(mfxExtBuffer*)&co3,
#endif
};
q->param.ExtParam = ext_buffers;
q->param.NumExtParam = FF_ARRAY_ELEMS(ext_buffers);
ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
if (ret < 0)
return ff_qsv_print_error(avctx, ret,
"Error calling GetVideoParam");
q->packet_size = q->param.mfx.BufferSizeInKB * q->param.mfx.BRCParamMultiplier * 1000;
return 0;
}
static int qsv_retrieve_enc_params(AVCodecContext *avctx, QSVEncContext *q)
{
AVCPBProperties *cpb_props;
uint8_t sps_buf[128];
uint8_t pps_buf[128];
mfxExtCodingOptionSPSPPS extradata = {
.Header.BufferId = MFX_EXTBUFF_CODING_OPTION_SPSPPS,
.Header.BufferSz = sizeof(extradata),
.SPSBuffer = sps_buf, .SPSBufSize = sizeof(sps_buf),
.PPSBuffer = pps_buf, .PPSBufSize = sizeof(pps_buf)
};
mfxExtCodingOption co = {
.Header.BufferId = MFX_EXTBUFF_CODING_OPTION,
.Header.BufferSz = sizeof(co),
};
#if QSV_HAVE_CO2
mfxExtCodingOption2 co2 = {
.Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
.Header.BufferSz = sizeof(co2),
};
#endif
#if QSV_HAVE_CO3
mfxExtCodingOption3 co3 = {
.Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
.Header.BufferSz = sizeof(co3),
};
#endif
#if QSV_HAVE_CO_VPS
uint8_t vps_buf[128];
mfxExtCodingOptionVPS extradata_vps = {
.Header.BufferId = MFX_EXTBUFF_CODING_OPTION_VPS,
.Header.BufferSz = sizeof(extradata_vps),
.VPSBuffer = vps_buf,
.VPSBufSize = sizeof(vps_buf),
};
#endif
#if QSV_HAVE_EXT_HEVC_TILES
mfxExtHEVCTiles hevc_tile_buf = {
.Header.BufferId = MFX_EXTBUFF_HEVC_TILES,
.Header.BufferSz = sizeof(hevc_tile_buf),
};
#endif
mfxExtBuffer *ext_buffers[2 + QSV_HAVE_CO2 + QSV_HAVE_CO3 + QSV_HAVE_CO_VPS + QSV_HAVE_EXT_HEVC_TILES];
int need_pps = avctx->codec_id != AV_CODEC_ID_MPEG2VIDEO;
int ret, ext_buf_num = 0, extradata_offset = 0;
ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&extradata;
ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&co;
#if QSV_HAVE_CO2
ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&co2;
#endif
#if QSV_HAVE_CO3
ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&co3;
#endif
#if QSV_HAVE_CO_VPS
q->hevc_vps = ((avctx->codec_id == AV_CODEC_ID_HEVC) && QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 17));
if (q->hevc_vps)
ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&extradata_vps;
#endif
#if QSV_HAVE_EXT_HEVC_TILES
if (avctx->codec_id == AV_CODEC_ID_HEVC)
ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&hevc_tile_buf;
#endif
q->param.ExtParam = ext_buffers;
q->param.NumExtParam = ext_buf_num;
ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
if (ret < 0)
return ff_qsv_print_error(avctx, ret,
"Error calling GetVideoParam");
q->packet_size = q->param.mfx.BufferSizeInKB * q->param.mfx.BRCParamMultiplier * 1000;
if (!extradata.SPSBufSize || (need_pps && !extradata.PPSBufSize)
#if QSV_HAVE_CO_VPS
|| (q->hevc_vps && !extradata_vps.VPSBufSize)
#endif
) {
av_log(avctx, AV_LOG_ERROR, "No extradata returned from libmfx.\n");
return AVERROR_UNKNOWN;
}
avctx->extradata_size = extradata.SPSBufSize + need_pps * extradata.PPSBufSize;
#if QSV_HAVE_CO_VPS
avctx->extradata_size += q->hevc_vps * extradata_vps.VPSBufSize;
#endif
avctx->extradata = av_malloc(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata)
return AVERROR(ENOMEM);
#if QSV_HAVE_CO_VPS
if (q->hevc_vps) {
memcpy(avctx->extradata, vps_buf, extradata_vps.VPSBufSize);
extradata_offset += extradata_vps.VPSBufSize;
}
#endif
memcpy(avctx->extradata + extradata_offset, sps_buf, extradata.SPSBufSize);
extradata_offset += extradata.SPSBufSize;
if (need_pps) {
memcpy(avctx->extradata + extradata_offset, pps_buf, extradata.PPSBufSize);
extradata_offset += extradata.PPSBufSize;
}
memset(avctx->extradata + avctx->extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
cpb_props = ff_add_cpb_side_data(avctx);
if (!cpb_props)
return AVERROR(ENOMEM);
cpb_props->max_bitrate = avctx->rc_max_rate;
cpb_props->min_bitrate = avctx->rc_min_rate;
cpb_props->avg_bitrate = avctx->bit_rate;
cpb_props->buffer_size = avctx->rc_buffer_size;
dump_video_param(avctx, q, ext_buffers + 1);
return 0;
}
static int qsv_init_opaque_alloc(AVCodecContext *avctx, QSVEncContext *q)
{
AVQSVContext *qsv = avctx->hwaccel_context;
mfxFrameSurface1 *surfaces;
int nb_surfaces, i;
nb_surfaces = qsv->nb_opaque_surfaces + q->req.NumFrameSuggested;
q->opaque_alloc_buf = av_buffer_allocz(sizeof(*surfaces) * nb_surfaces);
if (!q->opaque_alloc_buf)
return AVERROR(ENOMEM);
q->opaque_surfaces = av_malloc_array(nb_surfaces, sizeof(*q->opaque_surfaces));
if (!q->opaque_surfaces)
return AVERROR(ENOMEM);
surfaces = (mfxFrameSurface1*)q->opaque_alloc_buf->data;
for (i = 0; i < nb_surfaces; i++) {
surfaces[i].Info = q->req.Info;
q->opaque_surfaces[i] = surfaces + i;
}
q->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
q->opaque_alloc.Header.BufferSz = sizeof(q->opaque_alloc);
q->opaque_alloc.In.Surfaces = q->opaque_surfaces;
q->opaque_alloc.In.NumSurface = nb_surfaces;
q->opaque_alloc.In.Type = q->req.Type;
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->opaque_alloc;
qsv->nb_opaque_surfaces = nb_surfaces;
qsv->opaque_surfaces = q->opaque_alloc_buf;
qsv->opaque_alloc_type = q->req.Type;
return 0;
}
static int qsvenc_init_session(AVCodecContext *avctx, QSVEncContext *q)
{
int ret;
if (avctx->hwaccel_context) {
AVQSVContext *qsv = avctx->hwaccel_context;
q->session = qsv->session;
} else if (avctx->hw_frames_ctx) {
q->frames_ctx.hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
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,
q->param.IOPattern == MFX_IOPATTERN_IN_OPAQUE_MEMORY,
MFX_GPUCOPY_OFF);
if (ret < 0) {
av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
return ret;
}
q->session = q->internal_qs.session;
} else if (avctx->hw_device_ctx) {
ret = ff_qsv_init_session_device(avctx, &q->internal_qs.session,
avctx->hw_device_ctx, q->load_plugins,
MFX_GPUCOPY_OFF);
if (ret < 0)
return ret;
q->session = q->internal_qs.session;
} else {
ret = ff_qsv_init_internal_session(avctx, &q->internal_qs,
q->load_plugins, MFX_GPUCOPY_OFF);
if (ret < 0)
return ret;
q->session = q->internal_qs.session;
}
return 0;
}
static inline unsigned int qsv_fifo_item_size(void)
{
return sizeof(AVPacket) + sizeof(mfxSyncPoint*) + sizeof(mfxBitstream*);
}
static inline unsigned int qsv_fifo_size(const AVFifoBuffer* fifo)
{
return av_fifo_size(fifo)/qsv_fifo_item_size();
}
int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
{
int iopattern = 0;
int opaque_alloc = 0;
int ret;
q->param.AsyncDepth = q->async_depth;
q->async_fifo = av_fifo_alloc(q->async_depth * qsv_fifo_item_size());
if (!q->async_fifo)
return AVERROR(ENOMEM);
if (avctx->hwaccel_context) {
AVQSVContext *qsv = avctx->hwaccel_context;
iopattern = qsv->iopattern;
opaque_alloc = qsv->opaque_alloc;
}
if (avctx->hw_frames_ctx) {
AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
if (!iopattern) {
if (frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME)
iopattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY;
else if (frames_hwctx->frame_type &
(MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET | MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET))
iopattern = MFX_IOPATTERN_IN_VIDEO_MEMORY;
}
}
if (!iopattern)
iopattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
q->param.IOPattern = iopattern;
ret = qsvenc_init_session(avctx, q);
if (ret < 0)
return ret;
ret = MFXQueryVersion(q->session,&q->ver);
if (ret < 0) {
return ff_qsv_print_error(avctx, ret,
"Error querying mfx version");
}
// in the mfxInfoMFX struct, JPEG is different from other codecs
switch (avctx->codec_id) {
case AV_CODEC_ID_MJPEG:
ret = init_video_param_jpeg(avctx, q);
break;
default:
ret = init_video_param(avctx, q);
break;
}
if (ret < 0)
return ret;
if (avctx->hwaccel_context) {
AVQSVContext *qsv = avctx->hwaccel_context;
int i, j;
q->extparam = av_mallocz_array(qsv->nb_ext_buffers + q->nb_extparam_internal,
sizeof(*q->extparam));
if (!q->extparam)
return AVERROR(ENOMEM);
q->param.ExtParam = q->extparam;
for (i = 0; i < qsv->nb_ext_buffers; i++)
q->param.ExtParam[i] = qsv->ext_buffers[i];
q->param.NumExtParam = qsv->nb_ext_buffers;
for (i = 0; i < q->nb_extparam_internal; i++) {
for (j = 0; j < qsv->nb_ext_buffers; j++) {
if (qsv->ext_buffers[j]->BufferId == q->extparam_internal[i]->BufferId)
break;
}
if (j < qsv->nb_ext_buffers)
continue;
q->param.ExtParam[q->param.NumExtParam++] = q->extparam_internal[i];
}
} else {
q->param.ExtParam = q->extparam_internal;
q->param.NumExtParam = q->nb_extparam_internal;
}
ret = MFXVideoENCODE_Query(q->session, &q->param, &q->param);
if (ret == MFX_WRN_PARTIAL_ACCELERATION) {
av_log(avctx, AV_LOG_WARNING, "Encoder will work with partial HW acceleration\n");
} else if (ret < 0) {
return ff_qsv_print_error(avctx, ret,
"Error querying encoder params");
}
ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
if (ret < 0)
return ff_qsv_print_error(avctx, ret,
"Error querying (IOSurf) the encoding parameters");
if (opaque_alloc) {
ret = qsv_init_opaque_alloc(avctx, q);
if (ret < 0)
return ret;
}
ret = MFXVideoENCODE_Init(q->session, &q->param);
if (ret < 0)
return ff_qsv_print_error(avctx, ret,
"Error initializing the encoder");
else if (ret > 0)
ff_qsv_print_warning(avctx, ret,
"Warning in encoder initialization");
switch (avctx->codec_id) {
case AV_CODEC_ID_MJPEG:
ret = qsv_retrieve_enc_jpeg_params(avctx, q);
break;
case AV_CODEC_ID_VP9:
ret = qsv_retrieve_enc_vp9_params(avctx, q);
break;
default:
ret = qsv_retrieve_enc_params(avctx, q);
break;
}
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error retrieving encoding parameters.\n");
return ret;
}
q->avctx = avctx;
return 0;
}
static void free_encoder_ctrl_payloads(mfxEncodeCtrl* enc_ctrl)
{
if (enc_ctrl) {
int i;
for (i = 0; i < enc_ctrl->NumPayload && i < QSV_MAX_ENC_PAYLOAD; i++) {
av_free(enc_ctrl->Payload[i]);
}
enc_ctrl->NumPayload = 0;
}
}
static void clear_unused_frames(QSVEncContext *q)
{
QSVFrame *cur = q->work_frames;
while (cur) {
if (cur->used && !cur->surface.Data.Locked) {
free_encoder_ctrl_payloads(&cur->enc_ctrl);
if (cur->frame->format == AV_PIX_FMT_QSV) {
av_frame_unref(cur->frame);
}
cur->used = 0;
}
cur = cur->next;
}
}
static int get_free_frame(QSVEncContext *q, QSVFrame **f)
{
QSVFrame *frame, **last;
clear_unused_frames(q);
frame = q->work_frames;
last = &q->work_frames;
while (frame) {
if (!frame->used) {
*f = frame;
frame->used = 1;
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);
}
frame->enc_ctrl.Payload = av_mallocz(sizeof(mfxPayload*) * QSV_MAX_ENC_PAYLOAD);
if (!frame->enc_ctrl.Payload) {
av_freep(&frame);
return AVERROR(ENOMEM);
}
*last = frame;
*f = frame;
frame->used = 1;
return 0;
}
static int submit_frame(QSVEncContext *q, const AVFrame *frame,
QSVFrame **new_frame)
{
QSVFrame *qf;
int ret;
ret = get_free_frame(q, &qf);
if (ret < 0)
return ret;
if (frame->format == AV_PIX_FMT_QSV) {
ret = av_frame_ref(qf->frame, frame);
if (ret < 0)
return ret;
qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
if (q->frames_ctx.mids) {
ret = ff_qsv_find_surface_idx(&q->frames_ctx, qf);
if (ret < 0)
return ret;
qf->surface.Data.MemId = &q->frames_ctx.mids[ret];
}
} else {
/* make a copy if the input is not padded as libmfx requires */
/* and to make allocation continious for data[0]/data[1] */
if ((frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) ||
(frame->data[1] - frame->data[0] != frame->linesize[0] * FFALIGN(qf->frame->height, q->height_align))) {
qf->frame->height = FFALIGN(frame->height, q->height_align);
qf->frame->width = FFALIGN(frame->width, q->width_align);
qf->frame->format = frame->format;
if (!qf->frame->data[0]) {
ret = av_frame_get_buffer(qf->frame, q->width_align);
if (ret < 0)
return ret;
}
qf->frame->height = frame->height;
qf->frame->width = frame->width;
ret = av_frame_copy(qf->frame, frame);
if (ret < 0) {
av_frame_unref(qf->frame);
return ret;
}
} else {
ret = av_frame_ref(qf->frame, frame);
if (ret < 0)
return ret;
}
qf->surface.Info = q->param.mfx.FrameInfo;
qf->surface.Info.PicStruct =
!frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
MFX_PICSTRUCT_FIELD_BFF;
if (frame->repeat_pict == 1)
qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
else if (frame->repeat_pict == 2)
qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
else if (frame->repeat_pict == 4)
qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
qf->surface.Data.PitchLow = qf->frame->linesize[0];
qf->surface.Data.Y = qf->frame->data[0];
qf->surface.Data.UV = qf->frame->data[1];
}
qf->surface.Data.TimeStamp = av_rescale_q(frame->pts, q->avctx->time_base, (AVRational){1, 90000});
*new_frame = qf;
return 0;
}
static void print_interlace_msg(AVCodecContext *avctx, QSVEncContext *q)
{
if (q->param.mfx.CodecId == MFX_CODEC_AVC) {
if (q->param.mfx.CodecProfile == MFX_PROFILE_AVC_BASELINE ||
q->param.mfx.CodecLevel < MFX_LEVEL_AVC_21 ||
q->param.mfx.CodecLevel > MFX_LEVEL_AVC_41)
av_log(avctx, AV_LOG_WARNING,
"Interlaced coding is supported"
" at Main/High Profile Level 2.2-4.0\n");
}
}
static int encode_frame(AVCodecContext *avctx, QSVEncContext *q,
const AVFrame *frame)
{
AVPacket new_pkt = { 0 };
mfxBitstream *bs;
#if QSV_VERSION_ATLEAST(1, 26)
mfxExtAVCEncodedFrameInfo *enc_info;
mfxExtBuffer **enc_buf;
#endif
mfxFrameSurface1 *surf = NULL;
mfxSyncPoint *sync = NULL;
QSVFrame *qsv_frame = NULL;
mfxEncodeCtrl* enc_ctrl = NULL;
int ret;
if (frame) {
ret = submit_frame(q, frame, &qsv_frame);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error submitting the frame for encoding.\n");
return ret;
}
}
if (qsv_frame) {
surf = &qsv_frame->surface;
enc_ctrl = &qsv_frame->enc_ctrl;
if (frame->pict_type == AV_PICTURE_TYPE_I) {
enc_ctrl->FrameType = MFX_FRAMETYPE_I | MFX_FRAMETYPE_REF;
if (q->forced_idr)
enc_ctrl->FrameType |= MFX_FRAMETYPE_IDR;
}
}
ret = av_new_packet(&new_pkt, q->packet_size);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error allocating the output packet\n");
return ret;
}
bs = av_mallocz(sizeof(*bs));
if (!bs) {
av_packet_unref(&new_pkt);
return AVERROR(ENOMEM);
}
bs->Data = new_pkt.data;
bs->MaxLength = new_pkt.size;
#if QSV_VERSION_ATLEAST(1, 26)
if (avctx->codec_id == AV_CODEC_ID_H264) {
enc_info = av_mallocz(sizeof(*enc_info));
if (!enc_info)
return AVERROR(ENOMEM);
enc_info->Header.BufferId = MFX_EXTBUFF_ENCODED_FRAME_INFO;
enc_info->Header.BufferSz = sizeof (*enc_info);
bs->NumExtParam = 1;
enc_buf = av_mallocz(sizeof(mfxExtBuffer *));
if (!enc_buf)
return AVERROR(ENOMEM);
enc_buf[0] = (mfxExtBuffer *)enc_info;
bs->ExtParam = enc_buf;
}
#endif
if (q->set_encode_ctrl_cb) {
q->set_encode_ctrl_cb(avctx, frame, &qsv_frame->enc_ctrl);
}
sync = av_mallocz(sizeof(*sync));
if (!sync) {
av_freep(&bs);
#if QSV_VERSION_ATLEAST(1, 26)
if (avctx->codec_id == AV_CODEC_ID_H264) {
av_freep(&enc_info);
av_freep(&enc_buf);
}
#endif
av_packet_unref(&new_pkt);
return AVERROR(ENOMEM);
}
do {
ret = MFXVideoENCODE_EncodeFrameAsync(q->session, enc_ctrl, surf, bs, sync);
if (ret == MFX_WRN_DEVICE_BUSY)
av_usleep(500);
} while (ret == MFX_WRN_DEVICE_BUSY || ret == MFX_WRN_IN_EXECUTION);
if (ret > 0)
ff_qsv_print_warning(avctx, ret, "Warning during encoding");
if (ret < 0) {
av_packet_unref(&new_pkt);
av_freep(&bs);
#if QSV_VERSION_ATLEAST(1, 26)
if (avctx->codec_id == AV_CODEC_ID_H264) {
av_freep(&enc_info);
av_freep(&enc_buf);
}
#endif
av_freep(&sync);
return (ret == MFX_ERR_MORE_DATA) ?
0 : ff_qsv_print_error(avctx, ret, "Error during encoding");
}
if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
print_interlace_msg(avctx, q);
if (*sync) {
av_fifo_generic_write(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
av_fifo_generic_write(q->async_fifo, &bs, sizeof(bs), NULL);
} else {
av_freep(&sync);
av_packet_unref(&new_pkt);
av_freep(&bs);
#if QSV_VERSION_ATLEAST(1, 26)
if (avctx->codec_id == AV_CODEC_ID_H264) {
av_freep(&enc_info);
av_freep(&enc_buf);
}
#endif
}
return 0;
}
int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
AVPacket *pkt, const AVFrame *frame, int *got_packet)
{
int ret;
ret = encode_frame(avctx, q, frame);
if (ret < 0)
return ret;
if ((qsv_fifo_size(q->async_fifo) >= q->async_depth) ||
(!frame && av_fifo_size(q->async_fifo))) {
AVPacket new_pkt;
mfxBitstream *bs;
mfxSyncPoint *sync;
#if QSV_VERSION_ATLEAST(1, 26)
mfxExtAVCEncodedFrameInfo *enc_info;
mfxExtBuffer **enc_buf;
#endif
enum AVPictureType pict_type;
av_fifo_generic_read(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
do {
ret = MFXVideoCORE_SyncOperation(q->session, *sync, 1000);
} while (ret == MFX_WRN_IN_EXECUTION);
new_pkt.dts = av_rescale_q(bs->DecodeTimeStamp, (AVRational){1, 90000}, avctx->time_base);
new_pkt.pts = av_rescale_q(bs->TimeStamp, (AVRational){1, 90000}, avctx->time_base);
new_pkt.size = bs->DataLength;
if (bs->FrameType & MFX_FRAMETYPE_IDR || bs->FrameType & MFX_FRAMETYPE_xIDR) {
new_pkt.flags |= AV_PKT_FLAG_KEY;
pict_type = AV_PICTURE_TYPE_I;
} else if (bs->FrameType & MFX_FRAMETYPE_I || bs->FrameType & MFX_FRAMETYPE_xI)
pict_type = AV_PICTURE_TYPE_I;
else if (bs->FrameType & MFX_FRAMETYPE_P || bs->FrameType & MFX_FRAMETYPE_xP)
pict_type = AV_PICTURE_TYPE_P;
else if (bs->FrameType & MFX_FRAMETYPE_B || bs->FrameType & MFX_FRAMETYPE_xB)
pict_type = AV_PICTURE_TYPE_B;
else if (bs->FrameType == MFX_FRAMETYPE_UNKNOWN) {
pict_type = AV_PICTURE_TYPE_NONE;
av_log(avctx, AV_LOG_WARNING, "Unknown FrameType, set pict_type to AV_PICTURE_TYPE_NONE.\n");
} else {
av_log(avctx, AV_LOG_ERROR, "Invalid FrameType:%d.\n", bs->FrameType);
return AVERROR_INVALIDDATA;
}
#if FF_API_CODED_FRAME
FF_DISABLE_DEPRECATION_WARNINGS
avctx->coded_frame->pict_type = pict_type;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
#if QSV_VERSION_ATLEAST(1, 26)
if (avctx->codec_id == AV_CODEC_ID_H264) {
enc_buf = bs->ExtParam;
enc_info = (mfxExtAVCEncodedFrameInfo *)(*bs->ExtParam);
ff_side_data_set_encoder_stats(&new_pkt,
enc_info->QP * FF_QP2LAMBDA, NULL, 0, pict_type);
av_freep(&enc_info);
av_freep(&enc_buf);
}
#endif
av_freep(&bs);
av_freep(&sync);
if (pkt->data) {
if (pkt->size < new_pkt.size) {
av_log(avctx, AV_LOG_ERROR, "Submitted buffer not large enough: %d < %d\n",
pkt->size, new_pkt.size);
av_packet_unref(&new_pkt);
return AVERROR(EINVAL);
}
memcpy(pkt->data, new_pkt.data, new_pkt.size);
pkt->size = new_pkt.size;
ret = av_packet_copy_props(pkt, &new_pkt);
av_packet_unref(&new_pkt);
if (ret < 0)
return ret;
} else
*pkt = new_pkt;
*got_packet = 1;
}
return 0;
}
int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q)
{
QSVFrame *cur;
if (q->session)
MFXVideoENCODE_Close(q->session);
q->session = NULL;
ff_qsv_close_internal_session(&q->internal_qs);
av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
av_buffer_unref(&q->frames_ctx.mids_buf);
cur = q->work_frames;
while (cur) {
q->work_frames = cur->next;
av_frame_free(&cur->frame);
av_free(cur->enc_ctrl.Payload);
av_freep(&cur);
cur = q->work_frames;
}
while (q->async_fifo && av_fifo_size(q->async_fifo)) {
AVPacket pkt;
mfxSyncPoint *sync;
mfxBitstream *bs;
av_fifo_generic_read(q->async_fifo, &pkt, sizeof(pkt), NULL);
av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
av_freep(&sync);
av_freep(&bs);
av_packet_unref(&pkt);
}
av_fifo_free(q->async_fifo);
q->async_fifo = NULL;
av_freep(&q->opaque_surfaces);
av_buffer_unref(&q->opaque_alloc_buf);
av_freep(&q->extparam);
return 0;
}
const AVCodecHWConfigInternal *ff_qsv_enc_hw_configs[] = {
HW_CONFIG_ENCODER_FRAMES(QSV, QSV),
HW_CONFIG_ENCODER_DEVICE(NV12, QSV),
HW_CONFIG_ENCODER_DEVICE(P010, QSV),
NULL,
};