2 * Intel MediaSDK QSV encoder utility functions
4 * copyright (c) 2013 Yukinori Yamazoe
5 * copyright (c) 2015 Anton Khirnov
7 * This file is part of Libav.
9 * Libav is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * Libav is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with Libav; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
25 #include <sys/types.h>
26 #include <mfx/mfxvideo.h>
28 #include "libavutil/common.h"
29 #include "libavutil/hwcontext.h"
30 #include "libavutil/hwcontext_qsv.h"
31 #include "libavutil/mem.h"
32 #include "libavutil/log.h"
33 #include "libavutil/time.h"
34 #include "libavutil/imgutils.h"
39 #include "qsv_internal.h"
46 { MFX_PROFILE_AVC_BASELINE, "baseline" },
47 { MFX_PROFILE_AVC_MAIN, "main" },
48 { MFX_PROFILE_AVC_EXTENDED, "extended" },
49 { MFX_PROFILE_AVC_HIGH, "high" },
50 #if QSV_VERSION_ATLEAST(1, 15)
51 { MFX_PROFILE_AVC_HIGH_422, "high 422" },
53 #if QSV_VERSION_ATLEAST(1, 4)
54 { MFX_PROFILE_AVC_CONSTRAINED_BASELINE, "constrained baseline" },
55 { MFX_PROFILE_AVC_CONSTRAINED_HIGH, "constrained high" },
56 { MFX_PROFILE_AVC_PROGRESSIVE_HIGH, "progressive high" },
58 { MFX_PROFILE_MPEG2_SIMPLE, "simple" },
59 { MFX_PROFILE_MPEG2_MAIN, "main" },
60 { MFX_PROFILE_MPEG2_HIGH, "high" },
61 { MFX_PROFILE_VC1_SIMPLE, "simple" },
62 { MFX_PROFILE_VC1_MAIN, "main" },
63 { MFX_PROFILE_VC1_ADVANCED, "advanced" },
64 #if QSV_VERSION_ATLEAST(1, 8)
65 { MFX_PROFILE_HEVC_MAIN, "main" },
66 { MFX_PROFILE_HEVC_MAIN10, "main10" },
67 { MFX_PROFILE_HEVC_MAINSP, "mainsp" },
71 static const char *print_profile(mfxU16 profile)
74 for (i = 0; i < FF_ARRAY_ELEMS(profile_names); i++)
75 if (profile == profile_names[i].profile)
76 return profile_names[i].name;
84 { MFX_RATECONTROL_CBR, "CBR" },
85 { MFX_RATECONTROL_VBR, "VBR" },
86 { MFX_RATECONTROL_CQP, "CQP" },
87 { MFX_RATECONTROL_AVBR, "AVBR" },
89 { MFX_RATECONTROL_LA, "LA" },
92 { MFX_RATECONTROL_ICQ, "ICQ" },
93 { MFX_RATECONTROL_LA_ICQ, "LA_ICQ" },
96 { MFX_RATECONTROL_VCM, "VCM" },
98 #if QSV_VERSION_ATLEAST(1, 10)
99 { MFX_RATECONTROL_LA_EXT, "LA_EXT" },
102 { MFX_RATECONTROL_LA_HRD, "LA_HRD" },
105 { MFX_RATECONTROL_QVBR, "QVBR" },
109 static const char *print_ratecontrol(mfxU16 rc_mode)
112 for (i = 0; i < FF_ARRAY_ELEMS(rc_names); i++)
113 if (rc_mode == rc_names[i].rc_mode)
114 return rc_names[i].name;
118 static const char *print_threestate(mfxU16 val)
120 if (val == MFX_CODINGOPTION_ON)
122 else if (val == MFX_CODINGOPTION_OFF)
127 static void dump_video_param(AVCodecContext *avctx, QSVEncContext *q,
128 mfxExtBuffer **coding_opts)
130 mfxInfoMFX *info = &q->param.mfx;
132 mfxExtCodingOption *co = (mfxExtCodingOption*)coding_opts[0];
134 mfxExtCodingOption2 *co2 = (mfxExtCodingOption2*)coding_opts[1];
137 mfxExtCodingOption3 *co3 = (mfxExtCodingOption3*)coding_opts[2];
140 av_log(avctx, AV_LOG_VERBOSE, "profile: %s; level: %"PRIu16"\n",
141 print_profile(info->CodecProfile), info->CodecLevel);
143 av_log(avctx, AV_LOG_VERBOSE, "GopPicSize: %"PRIu16"; GopRefDist: %"PRIu16"; GopOptFlag: ",
144 info->GopPicSize, info->GopRefDist);
145 if (info->GopOptFlag & MFX_GOP_CLOSED)
146 av_log(avctx, AV_LOG_VERBOSE, "closed ");
147 if (info->GopOptFlag & MFX_GOP_STRICT)
148 av_log(avctx, AV_LOG_VERBOSE, "strict ");
149 av_log(avctx, AV_LOG_VERBOSE, "; IdrInterval: %"PRIu16"\n", info->IdrInterval);
151 av_log(avctx, AV_LOG_VERBOSE, "TargetUsage: %"PRIu16"; RateControlMethod: %s\n",
152 info->TargetUsage, print_ratecontrol(info->RateControlMethod));
154 if (info->RateControlMethod == MFX_RATECONTROL_CBR ||
155 info->RateControlMethod == MFX_RATECONTROL_VBR
157 || info->RateControlMethod == MFX_RATECONTROL_VCM
160 av_log(avctx, AV_LOG_VERBOSE,
161 "InitialDelayInKB: %"PRIu16"; TargetKbps: %"PRIu16"; MaxKbps: %"PRIu16"\n",
162 info->InitialDelayInKB, info->TargetKbps, info->MaxKbps);
163 } else if (info->RateControlMethod == MFX_RATECONTROL_CQP) {
164 av_log(avctx, AV_LOG_VERBOSE, "QPI: %"PRIu16"; QPP: %"PRIu16"; QPB: %"PRIu16"\n",
165 info->QPI, info->QPP, info->QPB);
166 } else if (info->RateControlMethod == MFX_RATECONTROL_AVBR) {
167 av_log(avctx, AV_LOG_VERBOSE,
168 "TargetKbps: %"PRIu16"; Accuracy: %"PRIu16"; Convergence: %"PRIu16"\n",
169 info->TargetKbps, info->Accuracy, info->Convergence);
172 else if (info->RateControlMethod == MFX_RATECONTROL_LA
174 || info->RateControlMethod == MFX_RATECONTROL_LA_HRD
177 av_log(avctx, AV_LOG_VERBOSE,
178 "TargetKbps: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
179 info->TargetKbps, co2->LookAheadDepth);
183 else if (info->RateControlMethod == MFX_RATECONTROL_ICQ) {
184 av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"\n", info->ICQQuality);
185 } else if (info->RateControlMethod == MFX_RATECONTROL_LA_ICQ) {
186 av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
187 info->ICQQuality, co2->LookAheadDepth);
191 else if (info->RateControlMethod == MFX_RATECONTROL_QVBR) {
192 av_log(avctx, AV_LOG_VERBOSE, "QVBRQuality: %"PRIu16"\n",
197 av_log(avctx, AV_LOG_VERBOSE, "NumSlice: %"PRIu16"; NumRefFrame: %"PRIu16"\n",
198 info->NumSlice, info->NumRefFrame);
199 av_log(avctx, AV_LOG_VERBOSE, "RateDistortionOpt: %s\n",
200 print_threestate(co->RateDistortionOpt));
203 av_log(avctx, AV_LOG_VERBOSE,
204 "RecoveryPointSEI: %s IntRefType: %"PRIu16"; IntRefCycleSize: %"PRIu16"; IntRefQPDelta: %"PRId16"\n",
205 print_threestate(co->RecoveryPointSEI), co2->IntRefType, co2->IntRefCycleSize, co2->IntRefQPDelta);
207 av_log(avctx, AV_LOG_VERBOSE, "MaxFrameSize: %"PRIu16"; ", co2->MaxFrameSize);
208 #if QSV_HAVE_MAX_SLICE_SIZE
209 av_log(avctx, AV_LOG_VERBOSE, "MaxSliceSize: %"PRIu16"; ", co2->MaxSliceSize);
211 av_log(avctx, AV_LOG_VERBOSE, "\n");
213 av_log(avctx, AV_LOG_VERBOSE,
214 "BitrateLimit: %s; MBBRC: %s; ExtBRC: %s\n",
215 print_threestate(co2->BitrateLimit), print_threestate(co2->MBBRC),
216 print_threestate(co2->ExtBRC));
219 av_log(avctx, AV_LOG_VERBOSE, "Trellis: ");
220 if (co2->Trellis & MFX_TRELLIS_OFF) {
221 av_log(avctx, AV_LOG_VERBOSE, "off");
222 } else if (!co2->Trellis) {
223 av_log(avctx, AV_LOG_VERBOSE, "auto");
225 if (co2->Trellis & MFX_TRELLIS_I) av_log(avctx, AV_LOG_VERBOSE, "I");
226 if (co2->Trellis & MFX_TRELLIS_P) av_log(avctx, AV_LOG_VERBOSE, "P");
227 if (co2->Trellis & MFX_TRELLIS_B) av_log(avctx, AV_LOG_VERBOSE, "B");
229 av_log(avctx, AV_LOG_VERBOSE, "\n");
232 #if QSV_VERSION_ATLEAST(1, 8)
233 av_log(avctx, AV_LOG_VERBOSE,
234 "RepeatPPS: %s; NumMbPerSlice: %"PRIu16"; LookAheadDS: ",
235 print_threestate(co2->RepeatPPS), co2->NumMbPerSlice);
236 switch (co2->LookAheadDS) {
237 case MFX_LOOKAHEAD_DS_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
238 case MFX_LOOKAHEAD_DS_2x: av_log(avctx, AV_LOG_VERBOSE, "2x"); break;
239 case MFX_LOOKAHEAD_DS_4x: av_log(avctx, AV_LOG_VERBOSE, "4x"); break;
240 default: av_log(avctx, AV_LOG_VERBOSE, "unknown"); break;
242 av_log(avctx, AV_LOG_VERBOSE, "\n");
244 av_log(avctx, AV_LOG_VERBOSE, "AdaptiveI: %s; AdaptiveB: %s; BRefType: ",
245 print_threestate(co2->AdaptiveI), print_threestate(co2->AdaptiveB));
246 switch (co2->BRefType) {
247 case MFX_B_REF_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
248 case MFX_B_REF_PYRAMID: av_log(avctx, AV_LOG_VERBOSE, "pyramid"); break;
249 default: av_log(avctx, AV_LOG_VERBOSE, "auto"); break;
251 av_log(avctx, AV_LOG_VERBOSE, "\n");
254 #if QSV_VERSION_ATLEAST(1, 9)
255 av_log(avctx, AV_LOG_VERBOSE,
256 "MinQPI: %"PRIu8"; MaxQPI: %"PRIu8"; MinQPP: %"PRIu8"; MaxQPP: %"PRIu8"; MinQPB: %"PRIu8"; MaxQPB: %"PRIu8"\n",
257 co2->MinQPI, co2->MaxQPI, co2->MinQPP, co2->MaxQPP, co2->MinQPB, co2->MaxQPB);
261 if (avctx->codec_id == AV_CODEC_ID_H264) {
262 av_log(avctx, AV_LOG_VERBOSE, "Entropy coding: %s; MaxDecFrameBuffering: %"PRIu16"\n",
263 co->CAVLC == MFX_CODINGOPTION_ON ? "CAVLC" : "CABAC", co->MaxDecFrameBuffering);
264 av_log(avctx, AV_LOG_VERBOSE,
265 "NalHrdConformance: %s; SingleSeiNalUnit: %s; VuiVclHrdParameters: %s VuiNalHrdParameters: %s\n",
266 print_threestate(co->NalHrdConformance), print_threestate(co->SingleSeiNalUnit),
267 print_threestate(co->VuiVclHrdParameters), print_threestate(co->VuiNalHrdParameters));
271 static int select_rc_mode(AVCodecContext *avctx, QSVEncContext *q)
276 int want_la = q->la_depth >= 10;
277 int want_qscale = !!(avctx->flags & AV_CODEC_FLAG_QSCALE);
278 int want_vcm = q->vcm;
280 if (want_la && !QSV_HAVE_LA) {
281 av_log(avctx, AV_LOG_ERROR,
282 "Lookahead ratecontrol mode requested, but is not supported by this SDK version\n");
283 return AVERROR(ENOSYS);
285 if (want_vcm && !QSV_HAVE_VCM) {
286 av_log(avctx, AV_LOG_ERROR,
287 "VCM ratecontrol mode requested, but is not supported by this SDK version\n");
288 return AVERROR(ENOSYS);
291 if (want_la + want_qscale + want_vcm > 1) {
292 av_log(avctx, AV_LOG_ERROR,
293 "More than one of: { constant qscale, lookahead, VCM } requested, "
294 "only one of them can be used at a time.\n");
295 return AVERROR(EINVAL);
299 rc_mode = MFX_RATECONTROL_CQP;
300 rc_desc = "constant quantization parameter (CQP)";
304 rc_mode = MFX_RATECONTROL_VCM;
305 rc_desc = "video conferencing mode (VCM)";
310 rc_mode = MFX_RATECONTROL_LA;
311 rc_desc = "VBR with lookahead (LA)";
314 if (avctx->global_quality > 0) {
315 rc_mode = MFX_RATECONTROL_LA_ICQ;
316 rc_desc = "intelligent constant quality with lookahead (LA_ICQ)";
322 else if (avctx->global_quality > 0) {
323 rc_mode = MFX_RATECONTROL_ICQ;
324 rc_desc = "intelligent constant quality (ICQ)";
327 else if (avctx->rc_max_rate == avctx->bit_rate) {
328 rc_mode = MFX_RATECONTROL_CBR;
329 rc_desc = "constant bitrate (CBR)";
330 } else if (!avctx->rc_max_rate) {
331 rc_mode = MFX_RATECONTROL_AVBR;
332 rc_desc = "average variable bitrate (AVBR)";
334 rc_mode = MFX_RATECONTROL_VBR;
335 rc_desc = "variable bitrate (VBR)";
338 q->param.mfx.RateControlMethod = rc_mode;
339 av_log(avctx, AV_LOG_VERBOSE, "Using the %s ratecontrol method\n", rc_desc);
344 static int rc_supported(QSVEncContext *q)
346 mfxVideoParam param_out = { .mfx.CodecId = q->param.mfx.CodecId };
349 ret = MFXVideoENCODE_Query(q->session, &q->param, ¶m_out);
351 param_out.mfx.RateControlMethod != q->param.mfx.RateControlMethod)
356 static int init_video_param_jpeg(AVCodecContext *avctx, QSVEncContext *q)
358 enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
359 avctx->sw_pix_fmt : avctx->pix_fmt;
360 const AVPixFmtDescriptor *desc;
363 ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
366 q->param.mfx.CodecId = ret;
368 if (avctx->level > 0)
369 q->param.mfx.CodecLevel = avctx->level;
370 q->param.mfx.CodecProfile = q->profile;
372 desc = av_pix_fmt_desc_get(sw_format);
376 ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
378 q->param.mfx.FrameInfo.CropX = 0;
379 q->param.mfx.FrameInfo.CropY = 0;
380 q->param.mfx.FrameInfo.CropW = avctx->width;
381 q->param.mfx.FrameInfo.CropH = avctx->height;
382 q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
383 q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
384 q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
385 q->param.mfx.FrameInfo.BitDepthLuma = desc->comp[0].depth;
386 q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
387 q->param.mfx.FrameInfo.Shift = desc->comp[0].depth > 8;
389 q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, 16);
390 q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 16);
392 if (avctx->hw_frames_ctx) {
393 AVHWFramesContext *frames_ctx = (AVHWFramesContext *)avctx->hw_frames_ctx->data;
394 AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
395 q->param.mfx.FrameInfo.Width = frames_hwctx->surfaces[0].Info.Width;
396 q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
399 if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
400 q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
401 q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
403 q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
404 q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
407 q->param.mfx.Interleaved = 1;
408 q->param.mfx.Quality = av_clip(avctx->global_quality, 1, 100);
409 q->param.mfx.RestartInterval = 0;
414 static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
416 enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
417 avctx->sw_pix_fmt : avctx->pix_fmt;
418 const AVPixFmtDescriptor *desc;
422 ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
425 q->param.mfx.CodecId = ret;
427 if (avctx->level > 0)
428 q->param.mfx.CodecLevel = avctx->level;
430 q->param.mfx.CodecProfile = q->profile;
431 q->param.mfx.TargetUsage = q->preset;
432 q->param.mfx.GopPicSize = FFMAX(0, avctx->gop_size);
433 q->param.mfx.GopRefDist = FFMAX(-1, avctx->max_b_frames) + 1;
434 q->param.mfx.GopOptFlag = avctx->flags & AV_CODEC_FLAG_CLOSED_GOP ?
436 q->param.mfx.IdrInterval = q->idr_interval;
437 q->param.mfx.NumSlice = avctx->slices;
438 q->param.mfx.NumRefFrame = FFMAX(0, avctx->refs);
439 q->param.mfx.EncodedOrder = 0;
440 q->param.mfx.BufferSizeInKB = 0;
442 desc = av_pix_fmt_desc_get(sw_format);
446 ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
448 q->param.mfx.FrameInfo.CropX = 0;
449 q->param.mfx.FrameInfo.CropY = 0;
450 q->param.mfx.FrameInfo.CropW = avctx->width;
451 q->param.mfx.FrameInfo.CropH = avctx->height;
452 q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
453 q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
454 q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
455 q->param.mfx.FrameInfo.BitDepthLuma = desc->comp[0].depth;
456 q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
457 q->param.mfx.FrameInfo.Shift = desc->comp[0].depth > 8;
459 // TODO: detect version of MFX--if the minor version is greater than
460 // or equal to 19, then can use the same alignment settings as H.264
462 q->width_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
463 q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
465 if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
466 // it is important that PicStruct be setup correctly from the
467 // start--otherwise, encoding doesn't work and results in a bunch
468 // of incompatible video parameter errors
469 q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_TFF;
470 // height alignment always must be 32 for interlaced video
471 q->height_align = 32;
473 q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
474 // for progressive video, the height should be aligned to 16 for
475 // H.264. For HEVC, depending on the version of MFX, it should be
476 // either 32 or 16. The lower number is better if possible.
477 q->height_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
479 q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
481 if (avctx->hw_frames_ctx) {
482 AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
483 AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
484 q->param.mfx.FrameInfo.Width = frames_hwctx->surfaces[0].Info.Width;
485 q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
488 if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
489 q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
490 q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
492 q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
493 q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
496 ret = select_rc_mode(avctx, q);
500 switch (q->param.mfx.RateControlMethod) {
501 case MFX_RATECONTROL_CBR:
502 case MFX_RATECONTROL_VBR:
504 case MFX_RATECONTROL_VCM:
506 q->param.mfx.InitialDelayInKB = avctx->rc_initial_buffer_occupancy / 1000;
507 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
508 q->param.mfx.MaxKbps = avctx->rc_max_rate / 1000;
510 case MFX_RATECONTROL_CQP:
511 quant = avctx->global_quality / FF_QP2LAMBDA;
513 q->param.mfx.QPI = av_clip(quant * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51);
514 q->param.mfx.QPP = av_clip(quant, 0, 51);
515 q->param.mfx.QPB = av_clip(quant * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51);
518 case MFX_RATECONTROL_AVBR:
519 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
520 q->param.mfx.Convergence = q->avbr_convergence;
521 q->param.mfx.Accuracy = q->avbr_accuracy;
524 case MFX_RATECONTROL_LA:
525 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
526 q->extco2.LookAheadDepth = q->la_depth;
529 case MFX_RATECONTROL_LA_ICQ:
530 q->extco2.LookAheadDepth = q->la_depth;
531 case MFX_RATECONTROL_ICQ:
532 q->param.mfx.ICQQuality = avctx->global_quality;
538 // the HEVC encoder plugin currently fails if coding options
540 if (avctx->codec_id != AV_CODEC_ID_HEVC) {
541 q->extco.Header.BufferId = MFX_EXTBUFF_CODING_OPTION;
542 q->extco.Header.BufferSz = sizeof(q->extco);
543 #if FF_API_CODER_TYPE
544 FF_DISABLE_DEPRECATION_WARNINGS
545 if (avctx->coder_type != 0)
546 q->cavlc = avctx->coder_type == FF_CODER_TYPE_VLC;
547 FF_ENABLE_DEPRECATION_WARNINGS
549 q->extco.CAVLC = q->cavlc ? MFX_CODINGOPTION_ON
550 : MFX_CODINGOPTION_UNKNOWN;
553 q->extco.RateDistortionOpt = q->rdo > 0 ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
555 if (avctx->codec_id == AV_CODEC_ID_H264) {
556 if (avctx->strict_std_compliance != FF_COMPLIANCE_NORMAL)
557 q->extco.NalHrdConformance = avctx->strict_std_compliance > FF_COMPLIANCE_NORMAL ?
558 MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
560 if (q->single_sei_nal_unit >= 0)
561 q->extco.SingleSeiNalUnit = q->single_sei_nal_unit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
562 if (q->recovery_point_sei >= 0)
563 q->extco.RecoveryPointSEI = q->recovery_point_sei ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
564 q->extco.MaxDecFrameBuffering = q->max_dec_frame_buffering;
567 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco;
570 if (avctx->codec_id == AV_CODEC_ID_H264) {
571 q->extco2.Header.BufferId = MFX_EXTBUFF_CODING_OPTION2;
572 q->extco2.Header.BufferSz = sizeof(q->extco2);
574 if (q->int_ref_type >= 0)
575 q->extco2.IntRefType = q->int_ref_type;
576 if (q->int_ref_cycle_size >= 0)
577 q->extco2.IntRefCycleSize = q->int_ref_cycle_size;
578 if (q->int_ref_qp_delta != INT16_MIN)
579 q->extco2.IntRefQPDelta = q->int_ref_qp_delta;
581 if (q->bitrate_limit >= 0)
582 q->extco2.BitrateLimit = q->bitrate_limit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
584 q->extco2.MBBRC = q->mbbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
586 q->extco2.ExtBRC = q->extbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
588 if (q->max_frame_size >= 0)
589 q->extco2.MaxFrameSize = q->max_frame_size;
590 #if QSV_HAVE_MAX_SLICE_SIZE
591 if (q->max_slice_size >= 0)
592 q->extco2.MaxSliceSize = q->max_slice_size;
596 q->extco2.Trellis = q->trellis;
599 #if QSV_HAVE_BREF_TYPE
600 #if FF_API_PRIVATE_OPT
601 FF_DISABLE_DEPRECATION_WARNINGS
602 if (avctx->b_frame_strategy >= 0)
603 q->b_strategy = avctx->b_frame_strategy;
604 FF_ENABLE_DEPRECATION_WARNINGS
606 if (q->b_strategy >= 0)
607 q->extco2.BRefType = q->b_strategy ? MFX_B_REF_PYRAMID : MFX_B_REF_OFF;
608 if (q->adaptive_i >= 0)
609 q->extco2.AdaptiveI = q->adaptive_i ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
610 if (q->adaptive_b >= 0)
611 q->extco2.AdaptiveB = q->adaptive_b ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
614 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco2;
619 if (!rc_supported(q)) {
620 av_log(avctx, AV_LOG_ERROR,
621 "Selected ratecontrol mode is not supported by the QSV "
622 "runtime. Choose a different mode.\n");
623 return AVERROR(ENOSYS);
629 static int qsv_retrieve_enc_jpeg_params(AVCodecContext *avctx, QSVEncContext *q)
633 ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
635 return ff_qsv_print_error(avctx, ret,
636 "Error calling GetVideoParam");
638 q->packet_size = q->param.mfx.BufferSizeInKB * 1000;
640 // for qsv mjpeg the return value maybe 0 so alloc the buffer
641 if (q->packet_size == 0)
642 q->packet_size = q->param.mfx.FrameInfo.Height * q->param.mfx.FrameInfo.Width * 4;
647 static int qsv_retrieve_enc_params(AVCodecContext *avctx, QSVEncContext *q)
649 AVCPBProperties *cpb_props;
651 uint8_t sps_buf[128];
652 uint8_t pps_buf[128];
654 mfxExtCodingOptionSPSPPS extradata = {
655 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION_SPSPPS,
656 .Header.BufferSz = sizeof(extradata),
657 .SPSBuffer = sps_buf, .SPSBufSize = sizeof(sps_buf),
658 .PPSBuffer = pps_buf, .PPSBufSize = sizeof(pps_buf)
661 mfxExtCodingOption co = {
662 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION,
663 .Header.BufferSz = sizeof(co),
666 mfxExtCodingOption2 co2 = {
667 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
668 .Header.BufferSz = sizeof(co2),
672 mfxExtCodingOption3 co3 = {
673 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
674 .Header.BufferSz = sizeof(co3),
678 mfxExtBuffer *ext_buffers[] = {
679 (mfxExtBuffer*)&extradata,
689 int need_pps = avctx->codec_id != AV_CODEC_ID_MPEG2VIDEO;
692 q->param.ExtParam = ext_buffers;
693 q->param.NumExtParam = FF_ARRAY_ELEMS(ext_buffers);
695 ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
697 return ff_qsv_print_error(avctx, ret,
698 "Error calling GetVideoParam");
700 q->packet_size = q->param.mfx.BufferSizeInKB * 1000;
702 if (!extradata.SPSBufSize || (need_pps && !extradata.PPSBufSize)) {
703 av_log(avctx, AV_LOG_ERROR, "No extradata returned from libmfx.\n");
704 return AVERROR_UNKNOWN;
707 avctx->extradata = av_malloc(extradata.SPSBufSize + need_pps * extradata.PPSBufSize +
708 AV_INPUT_BUFFER_PADDING_SIZE);
709 if (!avctx->extradata)
710 return AVERROR(ENOMEM);
712 memcpy(avctx->extradata, sps_buf, extradata.SPSBufSize);
714 memcpy(avctx->extradata + extradata.SPSBufSize, pps_buf, extradata.PPSBufSize);
715 avctx->extradata_size = extradata.SPSBufSize + need_pps * extradata.PPSBufSize;
716 memset(avctx->extradata + avctx->extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
718 cpb_props = ff_add_cpb_side_data(avctx);
720 return AVERROR(ENOMEM);
721 cpb_props->max_bitrate = avctx->rc_max_rate;
722 cpb_props->min_bitrate = avctx->rc_min_rate;
723 cpb_props->avg_bitrate = avctx->bit_rate;
724 cpb_props->buffer_size = avctx->rc_buffer_size;
726 dump_video_param(avctx, q, ext_buffers + 1);
731 static int qsv_init_opaque_alloc(AVCodecContext *avctx, QSVEncContext *q)
733 AVQSVContext *qsv = avctx->hwaccel_context;
734 mfxFrameSurface1 *surfaces;
737 nb_surfaces = qsv->nb_opaque_surfaces + q->req.NumFrameSuggested + q->async_depth;
739 q->opaque_alloc_buf = av_buffer_allocz(sizeof(*surfaces) * nb_surfaces);
740 if (!q->opaque_alloc_buf)
741 return AVERROR(ENOMEM);
743 q->opaque_surfaces = av_malloc_array(nb_surfaces, sizeof(*q->opaque_surfaces));
744 if (!q->opaque_surfaces)
745 return AVERROR(ENOMEM);
747 surfaces = (mfxFrameSurface1*)q->opaque_alloc_buf->data;
748 for (i = 0; i < nb_surfaces; i++) {
749 surfaces[i].Info = q->req.Info;
750 q->opaque_surfaces[i] = surfaces + i;
753 q->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
754 q->opaque_alloc.Header.BufferSz = sizeof(q->opaque_alloc);
755 q->opaque_alloc.In.Surfaces = q->opaque_surfaces;
756 q->opaque_alloc.In.NumSurface = nb_surfaces;
757 q->opaque_alloc.In.Type = q->req.Type;
759 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->opaque_alloc;
761 qsv->nb_opaque_surfaces = nb_surfaces;
762 qsv->opaque_surfaces = q->opaque_alloc_buf;
763 qsv->opaque_alloc_type = q->req.Type;
768 static int qsvenc_init_session(AVCodecContext *avctx, QSVEncContext *q)
772 if (avctx->hwaccel_context) {
773 AVQSVContext *qsv = avctx->hwaccel_context;
774 q->session = qsv->session;
775 } else if (avctx->hw_frames_ctx) {
776 q->frames_ctx.hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
777 if (!q->frames_ctx.hw_frames_ctx)
778 return AVERROR(ENOMEM);
780 ret = ff_qsv_init_session_frames(avctx, &q->internal_session,
781 &q->frames_ctx, q->load_plugins,
782 q->param.IOPattern == MFX_IOPATTERN_IN_OPAQUE_MEMORY);
784 av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
788 q->session = q->internal_session;
789 } else if (avctx->hw_device_ctx) {
790 ret = ff_qsv_init_session_device(avctx, &q->internal_session,
791 avctx->hw_device_ctx, q->load_plugins);
795 q->session = q->internal_session;
797 ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
802 q->session = q->internal_session;
808 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
811 int opaque_alloc = 0;
814 q->param.AsyncDepth = q->async_depth;
816 q->async_fifo = av_fifo_alloc((1 + q->async_depth) *
817 (sizeof(AVPacket) + sizeof(mfxSyncPoint*) + sizeof(mfxBitstream*)));
819 return AVERROR(ENOMEM);
821 if (avctx->hwaccel_context) {
822 AVQSVContext *qsv = avctx->hwaccel_context;
824 iopattern = qsv->iopattern;
825 opaque_alloc = qsv->opaque_alloc;
828 if (avctx->hw_frames_ctx) {
829 AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
830 AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
833 if (frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME)
834 iopattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY;
835 else if (frames_hwctx->frame_type &
836 (MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET | MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET))
837 iopattern = MFX_IOPATTERN_IN_VIDEO_MEMORY;
842 iopattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
843 q->param.IOPattern = iopattern;
845 ret = qsvenc_init_session(avctx, q);
849 // in the mfxInfoMFX struct, JPEG is different from other codecs
850 switch (avctx->codec_id) {
851 case AV_CODEC_ID_MJPEG:
852 ret = init_video_param_jpeg(avctx, q);
855 ret = init_video_param(avctx, q);
861 ret = MFXVideoENCODE_Query(q->session, &q->param, &q->param);
862 if (ret == MFX_WRN_PARTIAL_ACCELERATION) {
863 av_log(avctx, AV_LOG_WARNING, "Encoder will work with partial HW acceleration\n");
864 } else if (ret < 0) {
865 return ff_qsv_print_error(avctx, ret,
866 "Error querying encoder params");
869 ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
871 return ff_qsv_print_error(avctx, ret,
872 "Error querying (IOSurf) the encoding parameters");
875 ret = qsv_init_opaque_alloc(avctx, q);
880 if (avctx->hwaccel_context) {
881 AVQSVContext *qsv = avctx->hwaccel_context;
884 q->extparam = av_mallocz_array(qsv->nb_ext_buffers + q->nb_extparam_internal,
885 sizeof(*q->extparam));
887 return AVERROR(ENOMEM);
889 q->param.ExtParam = q->extparam;
890 for (i = 0; i < qsv->nb_ext_buffers; i++)
891 q->param.ExtParam[i] = qsv->ext_buffers[i];
892 q->param.NumExtParam = qsv->nb_ext_buffers;
894 for (i = 0; i < q->nb_extparam_internal; i++) {
895 for (j = 0; j < qsv->nb_ext_buffers; j++) {
896 if (qsv->ext_buffers[j]->BufferId == q->extparam_internal[i]->BufferId)
899 if (j < qsv->nb_ext_buffers)
902 q->param.ExtParam[q->param.NumExtParam++] = q->extparam_internal[i];
905 q->param.ExtParam = q->extparam_internal;
906 q->param.NumExtParam = q->nb_extparam_internal;
909 ret = MFXVideoENCODE_Init(q->session, &q->param);
911 return ff_qsv_print_error(avctx, ret,
912 "Error initializing the encoder");
914 ff_qsv_print_warning(avctx, ret,
915 "Warning in encoder initialization");
917 switch (avctx->codec_id) {
918 case AV_CODEC_ID_MJPEG:
919 ret = qsv_retrieve_enc_jpeg_params(avctx, q);
922 ret = qsv_retrieve_enc_params(avctx, q);
926 av_log(avctx, AV_LOG_ERROR, "Error retrieving encoding parameters.\n");
935 static void clear_unused_frames(QSVEncContext *q)
937 QSVFrame *cur = q->work_frames;
939 if (cur->used && !cur->surface.Data.Locked) {
940 av_frame_unref(cur->frame);
947 static int get_free_frame(QSVEncContext *q, QSVFrame **f)
949 QSVFrame *frame, **last;
951 clear_unused_frames(q);
953 frame = q->work_frames;
954 last = &q->work_frames;
966 frame = av_mallocz(sizeof(*frame));
968 return AVERROR(ENOMEM);
969 frame->frame = av_frame_alloc();
972 return AVERROR(ENOMEM);
982 static int submit_frame(QSVEncContext *q, const AVFrame *frame,
983 mfxFrameSurface1 **surface)
988 ret = get_free_frame(q, &qf);
992 if (frame->format == AV_PIX_FMT_QSV) {
993 ret = av_frame_ref(qf->frame, frame);
997 qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
999 if (q->frames_ctx.mids) {
1000 ret = ff_qsv_find_surface_idx(&q->frames_ctx, qf);
1004 qf->surface.Data.MemId = &q->frames_ctx.mids[ret];
1007 /* make a copy if the input is not padded as libmfx requires */
1008 if (frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) {
1009 qf->frame->height = FFALIGN(frame->height, q->height_align);
1010 qf->frame->width = FFALIGN(frame->width, q->width_align);
1012 ret = ff_get_buffer(q->avctx, qf->frame, AV_GET_BUFFER_FLAG_REF);
1016 qf->frame->height = frame->height;
1017 qf->frame->width = frame->width;
1018 ret = av_frame_copy(qf->frame, frame);
1020 av_frame_unref(qf->frame);
1024 ret = av_frame_ref(qf->frame, frame);
1029 qf->surface.Info = q->param.mfx.FrameInfo;
1031 qf->surface.Info.PicStruct =
1032 !frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
1033 frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
1034 MFX_PICSTRUCT_FIELD_BFF;
1035 if (frame->repeat_pict == 1)
1036 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
1037 else if (frame->repeat_pict == 2)
1038 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
1039 else if (frame->repeat_pict == 4)
1040 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
1042 qf->surface.Data.PitchLow = qf->frame->linesize[0];
1043 qf->surface.Data.Y = qf->frame->data[0];
1044 qf->surface.Data.UV = qf->frame->data[1];
1047 qf->surface.Data.TimeStamp = av_rescale_q(frame->pts, q->avctx->time_base, (AVRational){1, 90000});
1049 *surface = &qf->surface;
1054 static void print_interlace_msg(AVCodecContext *avctx, QSVEncContext *q)
1056 if (q->param.mfx.CodecId == MFX_CODEC_AVC) {
1057 if (q->param.mfx.CodecProfile == MFX_PROFILE_AVC_BASELINE ||
1058 q->param.mfx.CodecLevel < MFX_LEVEL_AVC_21 ||
1059 q->param.mfx.CodecLevel > MFX_LEVEL_AVC_41)
1060 av_log(avctx, AV_LOG_WARNING,
1061 "Interlaced coding is supported"
1062 " at Main/High Profile Level 2.1-4.1\n");
1066 static int encode_frame(AVCodecContext *avctx, QSVEncContext *q,
1067 const AVFrame *frame)
1069 AVPacket new_pkt = { 0 };
1072 mfxFrameSurface1 *surf = NULL;
1073 mfxSyncPoint *sync = NULL;
1077 ret = submit_frame(q, frame, &surf);
1079 av_log(avctx, AV_LOG_ERROR, "Error submitting the frame for encoding.\n");
1084 ret = av_new_packet(&new_pkt, q->packet_size);
1086 av_log(avctx, AV_LOG_ERROR, "Error allocating the output packet\n");
1090 bs = av_mallocz(sizeof(*bs));
1092 av_packet_unref(&new_pkt);
1093 return AVERROR(ENOMEM);
1095 bs->Data = new_pkt.data;
1096 bs->MaxLength = new_pkt.size;
1098 sync = av_mallocz(sizeof(*sync));
1101 av_packet_unref(&new_pkt);
1102 return AVERROR(ENOMEM);
1106 ret = MFXVideoENCODE_EncodeFrameAsync(q->session, NULL, surf, bs, sync);
1107 if (ret == MFX_WRN_DEVICE_BUSY)
1109 } while (ret == MFX_WRN_DEVICE_BUSY || ret == MFX_WRN_IN_EXECUTION);
1112 ff_qsv_print_warning(avctx, ret, "Warning during encoding");
1115 av_packet_unref(&new_pkt);
1118 return (ret == MFX_ERR_MORE_DATA) ?
1119 0 : ff_qsv_print_error(avctx, ret, "Error during encoding");
1122 if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
1123 print_interlace_msg(avctx, q);
1126 av_fifo_generic_write(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
1127 av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
1128 av_fifo_generic_write(q->async_fifo, &bs, sizeof(bs), NULL);
1131 av_packet_unref(&new_pkt);
1138 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
1139 AVPacket *pkt, const AVFrame *frame, int *got_packet)
1143 ret = encode_frame(avctx, q, frame);
1147 if (!av_fifo_space(q->async_fifo) ||
1148 (!frame && av_fifo_size(q->async_fifo))) {
1153 av_fifo_generic_read(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
1154 av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
1155 av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
1158 ret = MFXVideoCORE_SyncOperation(q->session, *sync, 1000);
1159 } while (ret == MFX_WRN_IN_EXECUTION);
1161 new_pkt.dts = av_rescale_q(bs->DecodeTimeStamp, (AVRational){1, 90000}, avctx->time_base);
1162 new_pkt.pts = av_rescale_q(bs->TimeStamp, (AVRational){1, 90000}, avctx->time_base);
1163 new_pkt.size = bs->DataLength;
1165 if (bs->FrameType & MFX_FRAMETYPE_IDR ||
1166 bs->FrameType & MFX_FRAMETYPE_xIDR)
1167 new_pkt.flags |= AV_PKT_FLAG_KEY;
1169 #if FF_API_CODED_FRAME
1170 FF_DISABLE_DEPRECATION_WARNINGS
1171 if (bs->FrameType & MFX_FRAMETYPE_I || bs->FrameType & MFX_FRAMETYPE_xI)
1172 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
1173 else if (bs->FrameType & MFX_FRAMETYPE_P || bs->FrameType & MFX_FRAMETYPE_xP)
1174 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_P;
1175 else if (bs->FrameType & MFX_FRAMETYPE_B || bs->FrameType & MFX_FRAMETYPE_xB)
1176 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_B;
1177 FF_ENABLE_DEPRECATION_WARNINGS
1184 if (pkt->size < new_pkt.size) {
1185 av_log(avctx, AV_LOG_ERROR, "Submitted buffer not large enough: %d < %d\n",
1186 pkt->size, new_pkt.size);
1187 av_packet_unref(&new_pkt);
1188 return AVERROR(EINVAL);
1191 memcpy(pkt->data, new_pkt.data, new_pkt.size);
1192 pkt->size = new_pkt.size;
1194 ret = av_packet_copy_props(pkt, &new_pkt);
1195 av_packet_unref(&new_pkt);
1207 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q)
1212 MFXVideoENCODE_Close(q->session);
1213 if (q->internal_session)
1214 MFXClose(q->internal_session);
1216 q->internal_session = NULL;
1218 av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
1219 av_buffer_unref(&q->frames_ctx.mids_buf);
1221 cur = q->work_frames;
1223 q->work_frames = cur->next;
1224 av_frame_free(&cur->frame);
1226 cur = q->work_frames;
1229 while (q->async_fifo && av_fifo_size(q->async_fifo)) {
1234 av_fifo_generic_read(q->async_fifo, &pkt, sizeof(pkt), NULL);
1235 av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
1236 av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
1240 av_packet_unref(&pkt);
1242 av_fifo_free(q->async_fifo);
1243 q->async_fifo = NULL;
1245 av_freep(&q->opaque_surfaces);
1246 av_buffer_unref(&q->opaque_alloc_buf);
1248 av_freep(&q->extparam);