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/mem.h"
30 #include "libavutil/log.h"
31 #include "libavutil/time.h"
32 #include "libavutil/imgutils.h"
37 #include "qsv_internal.h"
44 { MFX_PROFILE_AVC_BASELINE, "baseline" },
45 { MFX_PROFILE_AVC_MAIN, "main" },
46 { MFX_PROFILE_AVC_EXTENDED, "extended" },
47 { MFX_PROFILE_AVC_HIGH, "high" },
48 #if QSV_VERSION_ATLEAST(1, 15)
49 { MFX_PROFILE_AVC_HIGH_422, "high 422" },
51 #if QSV_VERSION_ATLEAST(1, 4)
52 { MFX_PROFILE_AVC_CONSTRAINED_BASELINE, "constrained baseline" },
53 { MFX_PROFILE_AVC_CONSTRAINED_HIGH, "constrained high" },
54 { MFX_PROFILE_AVC_PROGRESSIVE_HIGH, "progressive high" },
56 { MFX_PROFILE_MPEG2_SIMPLE, "simple" },
57 { MFX_PROFILE_MPEG2_MAIN, "main" },
58 { MFX_PROFILE_MPEG2_HIGH, "high" },
59 { MFX_PROFILE_VC1_SIMPLE, "simple" },
60 { MFX_PROFILE_VC1_MAIN, "main" },
61 { MFX_PROFILE_VC1_ADVANCED, "advanced" },
62 #if QSV_VERSION_ATLEAST(1, 8)
63 { MFX_PROFILE_HEVC_MAIN, "main" },
64 { MFX_PROFILE_HEVC_MAIN10, "main10" },
65 { MFX_PROFILE_HEVC_MAINSP, "mainsp" },
69 static const char *print_profile(mfxU16 profile)
72 for (i = 0; i < FF_ARRAY_ELEMS(profile_names); i++)
73 if (profile == profile_names[i].profile)
74 return profile_names[i].name;
82 { MFX_RATECONTROL_CBR, "CBR" },
83 { MFX_RATECONTROL_VBR, "VBR" },
84 { MFX_RATECONTROL_CQP, "CQP" },
85 { MFX_RATECONTROL_AVBR, "AVBR" },
87 { MFX_RATECONTROL_LA, "LA" },
90 { MFX_RATECONTROL_ICQ, "ICQ" },
91 { MFX_RATECONTROL_LA_ICQ, "LA_ICQ" },
94 { MFX_RATECONTROL_VCM, "VCM" },
96 #if QSV_VERSION_ATLEAST(1, 10)
97 { MFX_RATECONTROL_LA_EXT, "LA_EXT" },
100 { MFX_RATECONTROL_LA_HRD, "LA_HRD" },
103 { MFX_RATECONTROL_QVBR, "QVBR" },
107 static const char *print_ratecontrol(mfxU16 rc_mode)
110 for (i = 0; i < FF_ARRAY_ELEMS(rc_names); i++)
111 if (rc_mode == rc_names[i].rc_mode)
112 return rc_names[i].name;
116 static const char *print_threestate(mfxU16 val)
118 if (val == MFX_CODINGOPTION_ON)
120 else if (val == MFX_CODINGOPTION_OFF)
125 static void dump_video_param(AVCodecContext *avctx, QSVEncContext *q,
126 mfxExtBuffer **coding_opts)
128 mfxInfoMFX *info = &q->param.mfx;
130 mfxExtCodingOption *co = (mfxExtCodingOption*)coding_opts[0];
132 mfxExtCodingOption2 *co2 = (mfxExtCodingOption2*)coding_opts[1];
135 mfxExtCodingOption3 *co3 = (mfxExtCodingOption3*)coding_opts[2];
138 av_log(avctx, AV_LOG_VERBOSE, "profile: %s; level: %"PRIu16"\n",
139 print_profile(info->CodecProfile), info->CodecLevel);
141 av_log(avctx, AV_LOG_VERBOSE, "GopPicSize: %"PRIu16"; GopRefDist: %"PRIu16"; GopOptFlag: ",
142 info->GopPicSize, info->GopRefDist);
143 if (info->GopOptFlag & MFX_GOP_CLOSED)
144 av_log(avctx, AV_LOG_VERBOSE, "closed ");
145 if (info->GopOptFlag & MFX_GOP_STRICT)
146 av_log(avctx, AV_LOG_VERBOSE, "strict ");
147 av_log(avctx, AV_LOG_VERBOSE, "; IdrInterval: %"PRIu16"\n", info->IdrInterval);
149 av_log(avctx, AV_LOG_VERBOSE, "TargetUsage: %"PRIu16"; RateControlMethod: %s\n",
150 info->TargetUsage, print_ratecontrol(info->RateControlMethod));
152 if (info->RateControlMethod == MFX_RATECONTROL_CBR ||
153 info->RateControlMethod == MFX_RATECONTROL_VBR
155 || info->RateControlMethod == MFX_RATECONTROL_VCM
158 av_log(avctx, AV_LOG_VERBOSE,
159 "InitialDelayInKB: %"PRIu16"; TargetKbps: %"PRIu16"; MaxKbps: %"PRIu16"\n",
160 info->InitialDelayInKB, info->TargetKbps, info->MaxKbps);
161 } else if (info->RateControlMethod == MFX_RATECONTROL_CQP) {
162 av_log(avctx, AV_LOG_VERBOSE, "QPI: %"PRIu16"; QPP: %"PRIu16"; QPB: %"PRIu16"\n",
163 info->QPI, info->QPP, info->QPB);
164 } else if (info->RateControlMethod == MFX_RATECONTROL_AVBR) {
165 av_log(avctx, AV_LOG_VERBOSE,
166 "TargetKbps: %"PRIu16"; Accuracy: %"PRIu16"; Convergence: %"PRIu16"\n",
167 info->TargetKbps, info->Accuracy, info->Convergence);
170 else if (info->RateControlMethod == MFX_RATECONTROL_LA
172 || info->RateControlMethod == MFX_RATECONTROL_LA_HRD
175 av_log(avctx, AV_LOG_VERBOSE,
176 "TargetKbps: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
177 info->TargetKbps, co2->LookAheadDepth);
181 else if (info->RateControlMethod == MFX_RATECONTROL_ICQ) {
182 av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"\n", info->ICQQuality);
183 } else if (info->RateControlMethod == MFX_RATECONTROL_LA_ICQ) {
184 av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
185 info->ICQQuality, co2->LookAheadDepth);
189 else if (info->RateControlMethod == MFX_RATECONTROL_QVBR) {
190 av_log(avctx, AV_LOG_VERBOSE, "QVBRQuality: %"PRIu16"\n",
195 av_log(avctx, AV_LOG_VERBOSE, "NumSlice: %"PRIu16"; NumRefFrame: %"PRIu16"\n",
196 info->NumSlice, info->NumRefFrame);
197 av_log(avctx, AV_LOG_VERBOSE, "RateDistortionOpt: %s\n",
198 print_threestate(co->RateDistortionOpt));
201 av_log(avctx, AV_LOG_VERBOSE,
202 "RecoveryPointSEI: %s IntRefType: %"PRIu16"; IntRefCycleSize: %"PRIu16"; IntRefQPDelta: %"PRId16"\n",
203 print_threestate(co->RecoveryPointSEI), co2->IntRefType, co2->IntRefCycleSize, co2->IntRefQPDelta);
205 av_log(avctx, AV_LOG_VERBOSE, "MaxFrameSize: %"PRIu16"; ", co2->MaxFrameSize);
206 #if QSV_VERSION_ATLEAST(1, 9)
207 av_log(avctx, AV_LOG_VERBOSE, "MaxSliceSize: %"PRIu16"; ", co2->MaxSliceSize);
209 av_log(avctx, AV_LOG_VERBOSE, "\n");
211 av_log(avctx, AV_LOG_VERBOSE,
212 "BitrateLimit: %s; MBBRC: %s; ExtBRC: %s\n",
213 print_threestate(co2->BitrateLimit), print_threestate(co2->MBBRC),
214 print_threestate(co2->ExtBRC));
217 av_log(avctx, AV_LOG_VERBOSE, "Trellis: ");
218 if (co2->Trellis & MFX_TRELLIS_OFF) {
219 av_log(avctx, AV_LOG_VERBOSE, "off");
220 } else if (!co2->Trellis) {
221 av_log(avctx, AV_LOG_VERBOSE, "auto");
223 if (co2->Trellis & MFX_TRELLIS_I) av_log(avctx, AV_LOG_VERBOSE, "I");
224 if (co2->Trellis & MFX_TRELLIS_P) av_log(avctx, AV_LOG_VERBOSE, "P");
225 if (co2->Trellis & MFX_TRELLIS_B) av_log(avctx, AV_LOG_VERBOSE, "B");
227 av_log(avctx, AV_LOG_VERBOSE, "\n");
230 #if QSV_VERSION_ATLEAST(1, 8)
231 av_log(avctx, AV_LOG_VERBOSE,
232 "RepeatPPS: %s; NumMbPerSlice: %"PRIu16"; LookAheadDS: ",
233 print_threestate(co2->RepeatPPS), co2->NumMbPerSlice);
234 switch (co2->LookAheadDS) {
235 case MFX_LOOKAHEAD_DS_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
236 case MFX_LOOKAHEAD_DS_2x: av_log(avctx, AV_LOG_VERBOSE, "2x"); break;
237 case MFX_LOOKAHEAD_DS_4x: av_log(avctx, AV_LOG_VERBOSE, "4x"); break;
238 default: av_log(avctx, AV_LOG_VERBOSE, "unknown"); break;
240 av_log(avctx, AV_LOG_VERBOSE, "\n");
242 av_log(avctx, AV_LOG_VERBOSE, "AdaptiveI: %s; AdaptiveB: %s; BRefType: ",
243 print_threestate(co2->AdaptiveI), print_threestate(co2->AdaptiveB));
244 switch (co2->BRefType) {
245 case MFX_B_REF_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
246 case MFX_B_REF_PYRAMID: av_log(avctx, AV_LOG_VERBOSE, "pyramid"); break;
247 default: av_log(avctx, AV_LOG_VERBOSE, "auto"); break;
249 av_log(avctx, AV_LOG_VERBOSE, "\n");
252 #if QSV_VERSION_ATLEAST(1, 9)
253 av_log(avctx, AV_LOG_VERBOSE,
254 "MinQPI: %"PRIu8"; MaxQPI: %"PRIu8"; MinQPP: %"PRIu8"; MaxQPP: %"PRIu8"; MinQPB: %"PRIu8"; MaxQPB: %"PRIu8"\n",
255 co2->MinQPI, co2->MaxQPI, co2->MinQPP, co2->MaxQPP, co2->MinQPB, co2->MaxQPB);
259 if (avctx->codec_id == AV_CODEC_ID_H264) {
260 av_log(avctx, AV_LOG_VERBOSE, "Entropy coding: %s; MaxDecFrameBuffering: %"PRIu16"\n",
261 co->CAVLC == MFX_CODINGOPTION_ON ? "CAVLC" : "CABAC", co->MaxDecFrameBuffering);
262 av_log(avctx, AV_LOG_VERBOSE,
263 "NalHrdConformance: %s; SingleSeiNalUnit: %s; VuiVclHrdParameters: %s VuiNalHrdParameters: %s\n",
264 print_threestate(co->NalHrdConformance), print_threestate(co->SingleSeiNalUnit),
265 print_threestate(co->VuiVclHrdParameters), print_threestate(co->VuiNalHrdParameters));
269 static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
271 const char *ratecontrol_desc;
276 ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
279 q->param.mfx.CodecId = ret;
281 q->width_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
283 if (avctx->level > 0)
284 q->param.mfx.CodecLevel = avctx->level;
286 q->param.mfx.CodecProfile = q->profile;
287 q->param.mfx.TargetUsage = q->preset;
288 q->param.mfx.GopPicSize = FFMAX(0, avctx->gop_size);
289 q->param.mfx.GopRefDist = FFMAX(-1, avctx->max_b_frames) + 1;
290 q->param.mfx.GopOptFlag = avctx->flags & AV_CODEC_FLAG_CLOSED_GOP ?
292 q->param.mfx.IdrInterval = q->idr_interval;
293 q->param.mfx.NumSlice = avctx->slices;
294 q->param.mfx.NumRefFrame = FFMAX(0, avctx->refs);
295 q->param.mfx.EncodedOrder = 0;
296 q->param.mfx.BufferSizeInKB = 0;
298 q->param.mfx.FrameInfo.FourCC = MFX_FOURCC_NV12;
299 q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
300 q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 32);
301 q->param.mfx.FrameInfo.CropX = 0;
302 q->param.mfx.FrameInfo.CropY = 0;
303 q->param.mfx.FrameInfo.CropW = avctx->width;
304 q->param.mfx.FrameInfo.CropH = avctx->height;
305 q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
306 q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
307 q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
308 q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
309 q->param.mfx.FrameInfo.BitDepthLuma = 8;
310 q->param.mfx.FrameInfo.BitDepthChroma = 8;
312 if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
313 q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
314 q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
316 q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
317 q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
320 if (avctx->flags & AV_CODEC_FLAG_QSCALE) {
321 q->param.mfx.RateControlMethod = MFX_RATECONTROL_CQP;
322 ratecontrol_desc = "constant quantization parameter (CQP)";
323 } else if (avctx->rc_max_rate == avctx->bit_rate) {
324 q->param.mfx.RateControlMethod = MFX_RATECONTROL_CBR;
325 ratecontrol_desc = "constant bitrate (CBR)";
326 } else if (!avctx->rc_max_rate) {
327 q->param.mfx.RateControlMethod = MFX_RATECONTROL_AVBR;
328 ratecontrol_desc = "average variable bitrate (AVBR)";
330 q->param.mfx.RateControlMethod = MFX_RATECONTROL_VBR;
331 ratecontrol_desc = "variable bitrate (VBR)";
334 av_log(avctx, AV_LOG_VERBOSE, "Using the %s ratecontrol method\n", ratecontrol_desc);
336 switch (q->param.mfx.RateControlMethod) {
337 case MFX_RATECONTROL_CBR:
338 case MFX_RATECONTROL_VBR:
339 q->param.mfx.InitialDelayInKB = avctx->rc_initial_buffer_occupancy / 1000;
340 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
341 q->param.mfx.MaxKbps = avctx->rc_max_rate / 1000;
343 case MFX_RATECONTROL_CQP:
344 quant = avctx->global_quality / FF_QP2LAMBDA;
346 q->param.mfx.QPI = av_clip(quant * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51);
347 q->param.mfx.QPP = av_clip(quant, 0, 51);
348 q->param.mfx.QPB = av_clip(quant * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51);
351 case MFX_RATECONTROL_AVBR:
352 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
353 q->param.mfx.Convergence = q->avbr_convergence;
354 q->param.mfx.Accuracy = q->avbr_accuracy;
358 // the HEVC encoder plugin currently fails if coding options
360 if (avctx->codec_id != AV_CODEC_ID_HEVC) {
361 q->extco.Header.BufferId = MFX_EXTBUFF_CODING_OPTION;
362 q->extco.Header.BufferSz = sizeof(q->extco);
363 q->extco.CAVLC = avctx->coder_type == FF_CODER_TYPE_VLC ?
364 MFX_CODINGOPTION_ON : MFX_CODINGOPTION_UNKNOWN;
366 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco;
372 static int qsv_retrieve_enc_params(AVCodecContext *avctx, QSVEncContext *q)
374 uint8_t sps_buf[128];
375 uint8_t pps_buf[128];
377 mfxExtCodingOptionSPSPPS extradata = {
378 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION_SPSPPS,
379 .Header.BufferSz = sizeof(extradata),
380 .SPSBuffer = sps_buf, .SPSBufSize = sizeof(sps_buf),
381 .PPSBuffer = pps_buf, .PPSBufSize = sizeof(pps_buf)
384 mfxExtCodingOption co = {
385 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION,
386 .Header.BufferSz = sizeof(co),
389 mfxExtCodingOption2 co2 = {
390 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
391 .Header.BufferSz = sizeof(co2),
395 mfxExtCodingOption3 co3 = {
396 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
397 .Header.BufferSz = sizeof(co3),
401 mfxExtBuffer *ext_buffers[] = {
402 (mfxExtBuffer*)&extradata,
412 int need_pps = avctx->codec_id != AV_CODEC_ID_MPEG2VIDEO;
415 q->param.ExtParam = ext_buffers;
416 q->param.NumExtParam = FF_ARRAY_ELEMS(ext_buffers);
418 ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
420 return ff_qsv_error(ret);
422 q->packet_size = q->param.mfx.BufferSizeInKB * 1000;
424 if (!extradata.SPSBufSize || (need_pps && !extradata.PPSBufSize)) {
425 av_log(avctx, AV_LOG_ERROR, "No extradata returned from libmfx.\n");
426 return AVERROR_UNKNOWN;
429 avctx->extradata = av_malloc(extradata.SPSBufSize + need_pps * extradata.PPSBufSize +
430 AV_INPUT_BUFFER_PADDING_SIZE);
431 if (!avctx->extradata)
432 return AVERROR(ENOMEM);
434 memcpy(avctx->extradata, sps_buf, extradata.SPSBufSize);
436 memcpy(avctx->extradata + extradata.SPSBufSize, pps_buf, extradata.PPSBufSize);
437 avctx->extradata_size = extradata.SPSBufSize + need_pps * extradata.PPSBufSize;
438 memset(avctx->extradata + avctx->extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
440 dump_video_param(avctx, q, ext_buffers + 1);
445 static int qsv_init_opaque_alloc(AVCodecContext *avctx, QSVEncContext *q)
447 AVQSVContext *qsv = avctx->hwaccel_context;
448 mfxFrameSurface1 *surfaces;
451 nb_surfaces = qsv->nb_opaque_surfaces + q->req.NumFrameSuggested + q->async_depth;
453 q->opaque_alloc_buf = av_buffer_allocz(sizeof(*surfaces) * nb_surfaces);
454 if (!q->opaque_alloc_buf)
455 return AVERROR(ENOMEM);
457 q->opaque_surfaces = av_malloc_array(nb_surfaces, sizeof(*q->opaque_surfaces));
458 if (!q->opaque_surfaces)
459 return AVERROR(ENOMEM);
461 surfaces = (mfxFrameSurface1*)q->opaque_alloc_buf->data;
462 for (i = 0; i < nb_surfaces; i++) {
463 surfaces[i].Info = q->req.Info;
464 q->opaque_surfaces[i] = surfaces + i;
467 q->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
468 q->opaque_alloc.Header.BufferSz = sizeof(q->opaque_alloc);
469 q->opaque_alloc.In.Surfaces = q->opaque_surfaces;
470 q->opaque_alloc.In.NumSurface = nb_surfaces;
471 q->opaque_alloc.In.Type = q->req.Type;
473 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->opaque_alloc;
475 qsv->nb_opaque_surfaces = nb_surfaces;
476 qsv->opaque_surfaces = q->opaque_alloc_buf;
477 qsv->opaque_alloc_type = q->req.Type;
482 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
484 int opaque_alloc = 0;
487 q->param.IOPattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
488 q->param.AsyncDepth = q->async_depth;
490 q->async_fifo = av_fifo_alloc((1 + q->async_depth) *
491 (sizeof(AVPacket) + sizeof(mfxSyncPoint) + sizeof(mfxBitstream*)));
493 return AVERROR(ENOMEM);
495 if (avctx->hwaccel_context) {
496 AVQSVContext *qsv = avctx->hwaccel_context;
498 q->session = qsv->session;
499 q->param.IOPattern = qsv->iopattern;
501 opaque_alloc = qsv->opaque_alloc;
505 ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
510 q->session = q->internal_session;
513 ret = init_video_param(avctx, q);
517 ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
519 av_log(avctx, AV_LOG_ERROR, "Error querying the encoding parameters\n");
520 return ff_qsv_error(ret);
524 ret = qsv_init_opaque_alloc(avctx, q);
529 if (avctx->hwaccel_context) {
530 AVQSVContext *qsv = avctx->hwaccel_context;
533 q->extparam = av_mallocz_array(qsv->nb_ext_buffers + q->nb_extparam_internal,
534 sizeof(*q->extparam));
536 return AVERROR(ENOMEM);
538 q->param.ExtParam = q->extparam;
539 for (i = 0; i < qsv->nb_ext_buffers; i++)
540 q->param.ExtParam[i] = qsv->ext_buffers[i];
541 q->param.NumExtParam = qsv->nb_ext_buffers;
543 for (i = 0; i < q->nb_extparam_internal; i++) {
544 for (j = 0; j < qsv->nb_ext_buffers; j++) {
545 if (qsv->ext_buffers[j]->BufferId == q->extparam_internal[i]->BufferId)
548 if (j < qsv->nb_ext_buffers)
551 q->param.ExtParam[q->param.NumExtParam++] = q->extparam_internal[i];
554 q->param.ExtParam = q->extparam_internal;
555 q->param.NumExtParam = q->nb_extparam_internal;
558 ret = MFXVideoENCODE_Init(q->session, &q->param);
560 av_log(avctx, AV_LOG_ERROR, "Error initializing the encoder\n");
561 return ff_qsv_error(ret);
564 ret = qsv_retrieve_enc_params(avctx, q);
566 av_log(avctx, AV_LOG_ERROR, "Error retrieving encoding parameters.\n");
575 static void clear_unused_frames(QSVEncContext *q)
577 QSVFrame *cur = q->work_frames;
579 if (cur->surface && !cur->surface->Data.Locked) {
581 av_frame_unref(cur->frame);
587 static int get_free_frame(QSVEncContext *q, QSVFrame **f)
589 QSVFrame *frame, **last;
591 clear_unused_frames(q);
593 frame = q->work_frames;
594 last = &q->work_frames;
596 if (!frame->surface) {
605 frame = av_mallocz(sizeof(*frame));
607 return AVERROR(ENOMEM);
608 frame->frame = av_frame_alloc();
611 return AVERROR(ENOMEM);
620 static int submit_frame(QSVEncContext *q, const AVFrame *frame,
621 mfxFrameSurface1 **surface)
626 ret = get_free_frame(q, &qf);
630 if (frame->format == AV_PIX_FMT_QSV) {
631 ret = av_frame_ref(qf->frame, frame);
635 qf->surface = (mfxFrameSurface1*)qf->frame->data[3];
637 /* make a copy if the input is not padded as libmfx requires */
638 if (frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) {
639 qf->frame->height = FFALIGN(frame->height, 32);
640 qf->frame->width = FFALIGN(frame->width, q->width_align);
642 ret = ff_get_buffer(q->avctx, qf->frame, AV_GET_BUFFER_FLAG_REF);
646 qf->frame->height = frame->height;
647 qf->frame->width = frame->width;
648 ret = av_frame_copy(qf->frame, frame);
650 av_frame_unref(qf->frame);
654 ret = av_frame_ref(qf->frame, frame);
659 qf->surface_internal.Info = q->param.mfx.FrameInfo;
661 qf->surface_internal.Info.PicStruct =
662 !frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
663 frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
664 MFX_PICSTRUCT_FIELD_BFF;
665 if (frame->repeat_pict == 1)
666 qf->surface_internal.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
667 else if (frame->repeat_pict == 2)
668 qf->surface_internal.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
669 else if (frame->repeat_pict == 4)
670 qf->surface_internal.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
672 qf->surface_internal.Data.PitchLow = qf->frame->linesize[0];
673 qf->surface_internal.Data.Y = qf->frame->data[0];
674 qf->surface_internal.Data.UV = qf->frame->data[1];
676 qf->surface = &qf->surface_internal;
679 qf->surface->Data.TimeStamp = av_rescale_q(frame->pts, q->avctx->time_base, (AVRational){1, 90000});
681 *surface = qf->surface;
686 static void print_interlace_msg(AVCodecContext *avctx, QSVEncContext *q)
688 if (q->param.mfx.CodecId == MFX_CODEC_AVC) {
689 if (q->param.mfx.CodecProfile == MFX_PROFILE_AVC_BASELINE ||
690 q->param.mfx.CodecLevel < MFX_LEVEL_AVC_21 ||
691 q->param.mfx.CodecLevel > MFX_LEVEL_AVC_41)
692 av_log(avctx, AV_LOG_WARNING,
693 "Interlaced coding is supported"
694 " at Main/High Profile Level 2.1-4.1\n");
698 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
699 AVPacket *pkt, const AVFrame *frame, int *got_packet)
701 AVPacket new_pkt = { 0 };
704 mfxFrameSurface1 *surf = NULL;
705 mfxSyncPoint sync = NULL;
709 ret = submit_frame(q, frame, &surf);
711 av_log(avctx, AV_LOG_ERROR, "Error submitting the frame for encoding.\n");
716 ret = av_new_packet(&new_pkt, q->packet_size);
718 av_log(avctx, AV_LOG_ERROR, "Error allocating the output packet\n");
722 bs = av_mallocz(sizeof(*bs));
724 av_packet_unref(&new_pkt);
725 return AVERROR(ENOMEM);
727 bs->Data = new_pkt.data;
728 bs->MaxLength = new_pkt.size;
731 ret = MFXVideoENCODE_EncodeFrameAsync(q->session, NULL, surf, bs, &sync);
732 if (ret == MFX_WRN_DEVICE_BUSY)
737 av_packet_unref(&new_pkt);
739 return (ret == MFX_ERR_MORE_DATA) ? 0 : ff_qsv_error(ret);
742 if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
743 print_interlace_msg(avctx, q);
746 av_fifo_generic_write(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
747 av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
748 av_fifo_generic_write(q->async_fifo, &bs, sizeof(bs), NULL);
750 av_packet_unref(&new_pkt);
754 if (!av_fifo_space(q->async_fifo) ||
755 (!frame && av_fifo_size(q->async_fifo))) {
756 av_fifo_generic_read(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
757 av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
758 av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
760 MFXVideoCORE_SyncOperation(q->session, sync, 60000);
762 new_pkt.dts = av_rescale_q(bs->DecodeTimeStamp, (AVRational){1, 90000}, avctx->time_base);
763 new_pkt.pts = av_rescale_q(bs->TimeStamp, (AVRational){1, 90000}, avctx->time_base);
764 new_pkt.size = bs->DataLength;
766 if (bs->FrameType & MFX_FRAMETYPE_IDR ||
767 bs->FrameType & MFX_FRAMETYPE_xIDR)
768 new_pkt.flags |= AV_PKT_FLAG_KEY;
770 #if FF_API_CODED_FRAME
771 FF_DISABLE_DEPRECATION_WARNINGS
772 if (bs->FrameType & MFX_FRAMETYPE_I || bs->FrameType & MFX_FRAMETYPE_xI)
773 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
774 else if (bs->FrameType & MFX_FRAMETYPE_P || bs->FrameType & MFX_FRAMETYPE_xP)
775 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_P;
776 else if (bs->FrameType & MFX_FRAMETYPE_B || bs->FrameType & MFX_FRAMETYPE_xB)
777 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_B;
778 FF_ENABLE_DEPRECATION_WARNINGS
784 if (pkt->size < new_pkt.size) {
785 av_log(avctx, AV_LOG_ERROR, "Submitted buffer not large enough: %d < %d\n",
786 pkt->size, new_pkt.size);
787 av_packet_unref(&new_pkt);
788 return AVERROR(EINVAL);
791 memcpy(pkt->data, new_pkt.data, new_pkt.size);
792 pkt->size = new_pkt.size;
794 ret = av_packet_copy_props(pkt, &new_pkt);
795 av_packet_unref(&new_pkt);
807 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q)
812 MFXVideoENCODE_Close(q->session);
813 if (q->internal_session)
814 MFXClose(q->internal_session);
816 q->internal_session = NULL;
818 cur = q->work_frames;
820 q->work_frames = cur->next;
821 av_frame_free(&cur->frame);
823 cur = q->work_frames;
826 while (q->async_fifo && av_fifo_size(q->async_fifo)) {
831 av_fifo_generic_read(q->async_fifo, &pkt, sizeof(pkt), NULL);
832 av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
833 av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
836 av_packet_unref(&pkt);
838 av_fifo_free(q->async_fifo);
839 q->async_fifo = NULL;
841 av_freep(&q->opaque_surfaces);
842 av_buffer_unref(&q->opaque_alloc_buf);
844 av_freep(&q->extparam);