qsvenc: factor out common options
[libav.git] / libavcodec / qsvenc.c
CommitLineData
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1/*
2 * Intel MediaSDK QSV encoder utility functions
3 *
4 * copyright (c) 2013 Yukinori Yamazoe
5 * copyright (c) 2015 Anton Khirnov
6 *
7 * This file is part of Libav.
8 *
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.
13 *
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.
18 *
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
22 */
23
24#include <string.h>
25#include <sys/types.h>
26#include <mfx/mfxvideo.h>
27
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"
33
34#include "avcodec.h"
35#include "internal.h"
36#include "qsv.h"
37#include "qsv_internal.h"
38#include "qsvenc.h"
39
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40static const struct {
41 mfxU16 profile;
42 const char *name;
43} profile_names[] = {
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" },
50#endif
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" },
55#endif
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" },
66#endif
67};
68
69static const char *print_profile(mfxU16 profile)
70{
71 int i;
72 for (i = 0; i < FF_ARRAY_ELEMS(profile_names); i++)
73 if (profile == profile_names[i].profile)
74 return profile_names[i].name;
75 return "unknown";
76}
77
78static const struct {
79 mfxU16 rc_mode;
80 const char *name;
81} rc_names[] = {
82 { MFX_RATECONTROL_CBR, "CBR" },
83 { MFX_RATECONTROL_VBR, "VBR" },
84 { MFX_RATECONTROL_CQP, "CQP" },
85 { MFX_RATECONTROL_AVBR, "AVBR" },
86#if QSV_HAVE_LA
87 { MFX_RATECONTROL_LA, "LA" },
88#endif
89#if QSV_HAVE_ICQ
90 { MFX_RATECONTROL_ICQ, "ICQ" },
91 { MFX_RATECONTROL_LA_ICQ, "LA_ICQ" },
92#endif
93#if QSV_HAVE_VCM
94 { MFX_RATECONTROL_VCM, "VCM" },
95#endif
96#if QSV_VERSION_ATLEAST(1, 10)
97 { MFX_RATECONTROL_LA_EXT, "LA_EXT" },
98#endif
99#if QSV_HAVE_LA_HRD
100 { MFX_RATECONTROL_LA_HRD, "LA_HRD" },
101#endif
102#if QSV_HAVE_QVBR
103 { MFX_RATECONTROL_QVBR, "QVBR" },
104#endif
105};
106
107static const char *print_ratecontrol(mfxU16 rc_mode)
108{
109 int i;
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;
113 return "unknown";
114}
115
116static const char *print_threestate(mfxU16 val)
117{
118 if (val == MFX_CODINGOPTION_ON)
119 return "ON";
120 else if (val == MFX_CODINGOPTION_OFF)
121 return "OFF";
122 return "unknown";
123}
124
125static void dump_video_param(AVCodecContext *avctx, QSVEncContext *q,
126 mfxExtBuffer **coding_opts)
127{
128 mfxInfoMFX *info = &q->param.mfx;
129
130 mfxExtCodingOption *co = (mfxExtCodingOption*)coding_opts[0];
131#if QSV_HAVE_CO2
132 mfxExtCodingOption2 *co2 = (mfxExtCodingOption2*)coding_opts[1];
133#endif
134#if QSV_HAVE_CO3
135 mfxExtCodingOption3 *co3 = (mfxExtCodingOption3*)coding_opts[2];
136#endif
137
138 av_log(avctx, AV_LOG_VERBOSE, "profile: %s; level: %"PRIu16"\n",
139 print_profile(info->CodecProfile), info->CodecLevel);
140
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);
148
149 av_log(avctx, AV_LOG_VERBOSE, "TargetUsage: %"PRIu16"; RateControlMethod: %s\n",
150 info->TargetUsage, print_ratecontrol(info->RateControlMethod));
151
152 if (info->RateControlMethod == MFX_RATECONTROL_CBR ||
153 info->RateControlMethod == MFX_RATECONTROL_VBR
154#if QSV_HAVE_VCM
155 || info->RateControlMethod == MFX_RATECONTROL_VCM
156#endif
157 ) {
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);
168 }
169#if QSV_HAVE_LA
170 else if (info->RateControlMethod == MFX_RATECONTROL_LA
171#if QSV_HAVE_LA_HRD
172 || info->RateControlMethod == MFX_RATECONTROL_LA_HRD
173#endif
174 ) {
175 av_log(avctx, AV_LOG_VERBOSE,
176 "TargetKbps: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
177 info->TargetKbps, co2->LookAheadDepth);
178 }
179#endif
180#if QSV_HAVE_ICQ
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);
186 }
187#endif
188#if QSV_HAVE_QVBR
189 else if (info->RateControlMethod == MFX_RATECONTROL_QVBR) {
190 av_log(avctx, AV_LOG_VERBOSE, "QVBRQuality: %"PRIu16"\n",
191 co3->QVBRQuality);
192 }
193#endif
194
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));
199
200#if QSV_HAVE_CO2
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);
204
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);
208#endif
209 av_log(avctx, AV_LOG_VERBOSE, "\n");
210
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));
215
216#if QSV_HAVE_TRELLIS
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");
222 } else {
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");
226 }
227 av_log(avctx, AV_LOG_VERBOSE, "\n");
228#endif
229
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;
239 }
240 av_log(avctx, AV_LOG_VERBOSE, "\n");
241
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;
248 }
249 av_log(avctx, AV_LOG_VERBOSE, "\n");
250#endif
251
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);
256#endif
257#endif
258
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));
266 }
267}
268
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269static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
270{
271 const char *ratecontrol_desc;
272
273 float quant;
274 int ret;
275
276 ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
277 if (ret < 0)
278 return AVERROR_BUG;
279 q->param.mfx.CodecId = ret;
280
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281 q->width_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
282
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283 if (avctx->level > 0)
284 q->param.mfx.CodecLevel = avctx->level;
285
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;
7c6eb0a1 290 q->param.mfx.GopOptFlag = avctx->flags & AV_CODEC_FLAG_CLOSED_GOP ?
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291 MFX_GOP_CLOSED : 0;
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;
297
298 q->param.mfx.FrameInfo.FourCC = MFX_FOURCC_NV12;
66acb76b 299 q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
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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;
311
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;
315 } else {
316 q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
317 q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
318 }
319
7c6eb0a1 320 if (avctx->flags & AV_CODEC_FLAG_QSCALE) {
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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)";
329 } else {
330 q->param.mfx.RateControlMethod = MFX_RATECONTROL_VBR;
331 ratecontrol_desc = "variable bitrate (VBR)";
332 }
333
334 av_log(avctx, AV_LOG_VERBOSE, "Using the %s ratecontrol method\n", ratecontrol_desc);
335
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;
3edac01f 341 q->param.mfx.MaxKbps = avctx->rc_max_rate / 1000;
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342 break;
343 case MFX_RATECONTROL_CQP:
344 quant = avctx->global_quality / FF_QP2LAMBDA;
345
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);
349
350 break;
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;
355 break;
356 }
357
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358 // the HEVC encoder plugin currently fails if coding options
359 // are provided
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;
72b7441a 365
dc923bc2 366 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco;
66acb76b 367 }
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368
369 return 0;
370}
371
372static int qsv_retrieve_enc_params(AVCodecContext *avctx, QSVEncContext *q)
373{
374 uint8_t sps_buf[128];
375 uint8_t pps_buf[128];
376
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)
382 };
383
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384 mfxExtCodingOption co = {
385 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION,
386 .Header.BufferSz = sizeof(co),
387 };
388#if QSV_HAVE_CO2
389 mfxExtCodingOption2 co2 = {
390 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
391 .Header.BufferSz = sizeof(co2),
392 };
393#endif
394#if QSV_HAVE_CO3
395 mfxExtCodingOption3 co3 = {
396 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
397 .Header.BufferSz = sizeof(co3),
398 };
399#endif
400
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401 mfxExtBuffer *ext_buffers[] = {
402 (mfxExtBuffer*)&extradata,
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403 (mfxExtBuffer*)&co,
404#if QSV_HAVE_CO2
405 (mfxExtBuffer*)&co2,
406#endif
407#if QSV_HAVE_CO3
408 (mfxExtBuffer*)&co3,
409#endif
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410 };
411
3a85397e 412 int need_pps = avctx->codec_id != AV_CODEC_ID_MPEG2VIDEO;
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413 int ret;
414
415 q->param.ExtParam = ext_buffers;
416 q->param.NumExtParam = FF_ARRAY_ELEMS(ext_buffers);
417
418 ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
419 if (ret < 0)
420 return ff_qsv_error(ret);
421
422 q->packet_size = q->param.mfx.BufferSizeInKB * 1000;
423
3a85397e 424 if (!extradata.SPSBufSize || (need_pps && !extradata.PPSBufSize)) {
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425 av_log(avctx, AV_LOG_ERROR, "No extradata returned from libmfx.\n");
426 return AVERROR_UNKNOWN;
427 }
428
3a85397e 429 avctx->extradata = av_malloc(extradata.SPSBufSize + need_pps * extradata.PPSBufSize +
059a9348 430 AV_INPUT_BUFFER_PADDING_SIZE);
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431 if (!avctx->extradata)
432 return AVERROR(ENOMEM);
433
434 memcpy(avctx->extradata, sps_buf, extradata.SPSBufSize);
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435 if (need_pps)
436 memcpy(avctx->extradata + extradata.SPSBufSize, pps_buf, extradata.PPSBufSize);
437 avctx->extradata_size = extradata.SPSBufSize + need_pps * extradata.PPSBufSize;
059a9348 438 memset(avctx->extradata + avctx->extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
72b7441a 439
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440 dump_video_param(avctx, q, ext_buffers + 1);
441
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442 return 0;
443}
444
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445static int qsv_init_opaque_alloc(AVCodecContext *avctx, QSVEncContext *q)
446{
447 AVQSVContext *qsv = avctx->hwaccel_context;
448 mfxFrameSurface1 *surfaces;
449 int nb_surfaces, i;
450
451 nb_surfaces = qsv->nb_opaque_surfaces + q->req.NumFrameSuggested + q->async_depth;
452
453 q->opaque_alloc_buf = av_buffer_allocz(sizeof(*surfaces) * nb_surfaces);
454 if (!q->opaque_alloc_buf)
455 return AVERROR(ENOMEM);
456
457 q->opaque_surfaces = av_malloc_array(nb_surfaces, sizeof(*q->opaque_surfaces));
458 if (!q->opaque_surfaces)
459 return AVERROR(ENOMEM);
460
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;
465 }
466
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;
472
473 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->opaque_alloc;
474
475 qsv->nb_opaque_surfaces = nb_surfaces;
476 qsv->opaque_surfaces = q->opaque_alloc_buf;
477 qsv->opaque_alloc_type = q->req.Type;
478
479 return 0;
480}
481
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482int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
483{
dc923bc2 484 int opaque_alloc = 0;
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485 int ret;
486
487 q->param.IOPattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
488 q->param.AsyncDepth = q->async_depth;
489
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490 q->async_fifo = av_fifo_alloc((1 + q->async_depth) *
491 (sizeof(AVPacket) + sizeof(mfxSyncPoint) + sizeof(mfxBitstream*)));
492 if (!q->async_fifo)
493 return AVERROR(ENOMEM);
494
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495 if (avctx->hwaccel_context) {
496 AVQSVContext *qsv = avctx->hwaccel_context;
497
498 q->session = qsv->session;
499 q->param.IOPattern = qsv->iopattern;
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500
501 opaque_alloc = qsv->opaque_alloc;
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502 }
503
504 if (!q->session) {
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505 ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
506 q->load_plugins);
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507 if (ret < 0)
508 return ret;
509
510 q->session = q->internal_session;
511 }
512
513 ret = init_video_param(avctx, q);
514 if (ret < 0)
515 return ret;
516
517 ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
518 if (ret < 0) {
519 av_log(avctx, AV_LOG_ERROR, "Error querying the encoding parameters\n");
520 return ff_qsv_error(ret);
521 }
522
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523 if (opaque_alloc) {
524 ret = qsv_init_opaque_alloc(avctx, q);
525 if (ret < 0)
526 return ret;
527 }
528
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529 if (avctx->hwaccel_context) {
530 AVQSVContext *qsv = avctx->hwaccel_context;
531 int i, j;
532
dc923bc2 533 q->extparam = av_mallocz_array(qsv->nb_ext_buffers + q->nb_extparam_internal,
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534 sizeof(*q->extparam));
535 if (!q->extparam)
536 return AVERROR(ENOMEM);
537
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;
542
dc923bc2 543 for (i = 0; i < q->nb_extparam_internal; i++) {
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544 for (j = 0; j < qsv->nb_ext_buffers; j++) {
545 if (qsv->ext_buffers[j]->BufferId == q->extparam_internal[i]->BufferId)
546 break;
547 }
548 if (j < qsv->nb_ext_buffers)
549 continue;
550
551 q->param.ExtParam[q->param.NumExtParam++] = q->extparam_internal[i];
552 }
553 } else {
554 q->param.ExtParam = q->extparam_internal;
dc923bc2 555 q->param.NumExtParam = q->nb_extparam_internal;
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556 }
557
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558 ret = MFXVideoENCODE_Init(q->session, &q->param);
559 if (ret < 0) {
560 av_log(avctx, AV_LOG_ERROR, "Error initializing the encoder\n");
561 return ff_qsv_error(ret);
562 }
563
564 ret = qsv_retrieve_enc_params(avctx, q);
565 if (ret < 0) {
566 av_log(avctx, AV_LOG_ERROR, "Error retrieving encoding parameters.\n");
567 return ret;
568 }
569
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570 q->avctx = avctx;
571
572 return 0;
573}
574
575static void clear_unused_frames(QSVEncContext *q)
576{
577 QSVFrame *cur = q->work_frames;
578 while (cur) {
579 if (cur->surface && !cur->surface->Data.Locked) {
580 cur->surface = NULL;
581 av_frame_unref(cur->frame);
582 }
583 cur = cur->next;
584 }
585}
586
587static int get_free_frame(QSVEncContext *q, QSVFrame **f)
588{
589 QSVFrame *frame, **last;
590
591 clear_unused_frames(q);
592
593 frame = q->work_frames;
594 last = &q->work_frames;
595 while (frame) {
596 if (!frame->surface) {
597 *f = frame;
598 return 0;
599 }
600
601 last = &frame->next;
602 frame = frame->next;
603 }
604
605 frame = av_mallocz(sizeof(*frame));
606 if (!frame)
607 return AVERROR(ENOMEM);
608 frame->frame = av_frame_alloc();
609 if (!frame->frame) {
610 av_freep(&frame);
611 return AVERROR(ENOMEM);
612 }
613 *last = frame;
614
615 *f = frame;
616
617 return 0;
618}
619
620static int submit_frame(QSVEncContext *q, const AVFrame *frame,
621 mfxFrameSurface1 **surface)
622{
623 QSVFrame *qf;
624 int ret;
625
626 ret = get_free_frame(q, &qf);
627 if (ret < 0)
628 return ret;
629
630 if (frame->format == AV_PIX_FMT_QSV) {
631 ret = av_frame_ref(qf->frame, frame);
632 if (ret < 0)
633 return ret;
634
635 qf->surface = (mfxFrameSurface1*)qf->frame->data[3];
f6f32fc9 636 } else {
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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);
641
642 ret = ff_get_buffer(q->avctx, qf->frame, AV_GET_BUFFER_FLAG_REF);
643 if (ret < 0)
644 return ret;
645
646 qf->frame->height = frame->height;
647 qf->frame->width = frame->width;
648 ret = av_frame_copy(qf->frame, frame);
649 if (ret < 0) {
650 av_frame_unref(qf->frame);
651 return ret;
652 }
653 } else {
654 ret = av_frame_ref(qf->frame, frame);
655 if (ret < 0)
656 return ret;
72b7441a 657 }
72b7441a 658
2ec96b6b 659 qf->surface_internal.Info = q->param.mfx.FrameInfo;
72b7441a 660
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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;
72b7441a 671
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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];
72b7441a 675
2ec96b6b 676 qf->surface = &qf->surface_internal;
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677 }
678
679 qf->surface->Data.TimeStamp = av_rescale_q(frame->pts, q->avctx->time_base, (AVRational){1, 90000});
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680
681 *surface = qf->surface;
682
683 return 0;
684}
685
686static void print_interlace_msg(AVCodecContext *avctx, QSVEncContext *q)
687{
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");
695 }
696}
697
698int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
699 AVPacket *pkt, const AVFrame *frame, int *got_packet)
700{
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701 AVPacket new_pkt = { 0 };
702 mfxBitstream *bs;
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703
704 mfxFrameSurface1 *surf = NULL;
705 mfxSyncPoint sync = NULL;
706 int ret;
707
708 if (frame) {
709 ret = submit_frame(q, frame, &surf);
710 if (ret < 0) {
711 av_log(avctx, AV_LOG_ERROR, "Error submitting the frame for encoding.\n");
712 return ret;
713 }
714 }
715
69b92f1b 716 ret = av_new_packet(&new_pkt, q->packet_size);
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717 if (ret < 0) {
718 av_log(avctx, AV_LOG_ERROR, "Error allocating the output packet\n");
719 return ret;
720 }
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721
722 bs = av_mallocz(sizeof(*bs));
723 if (!bs) {
724 av_packet_unref(&new_pkt);
725 return AVERROR(ENOMEM);
726 }
727 bs->Data = new_pkt.data;
728 bs->MaxLength = new_pkt.size;
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729
730 do {
69b92f1b 731 ret = MFXVideoENCODE_EncodeFrameAsync(q->session, NULL, surf, bs, &sync);
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732 if (ret == MFX_WRN_DEVICE_BUSY)
733 av_usleep(1);
734 } while (ret > 0);
735
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736 if (ret < 0) {
737 av_packet_unref(&new_pkt);
738 av_freep(&bs);
72b7441a 739 return (ret == MFX_ERR_MORE_DATA) ? 0 : ff_qsv_error(ret);
69b92f1b 740 }
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741
742 if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
743 print_interlace_msg(avctx, q);
744
745 if (sync) {
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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);
749 } else {
750 av_packet_unref(&new_pkt);
751 av_freep(&bs);
752 }
753
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);
759
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760 MFXVideoCORE_SyncOperation(q->session, sync, 60000);
761
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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;
765
766 if (bs->FrameType & MFX_FRAMETYPE_IDR ||
767 bs->FrameType & MFX_FRAMETYPE_xIDR)
768 new_pkt.flags |= AV_PKT_FLAG_KEY;
769
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770#if FF_API_CODED_FRAME
771FF_DISABLE_DEPRECATION_WARNINGS
69b92f1b 772 if (bs->FrameType & MFX_FRAMETYPE_I || bs->FrameType & MFX_FRAMETYPE_xI)
72b7441a 773 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
69b92f1b 774 else if (bs->FrameType & MFX_FRAMETYPE_P || bs->FrameType & MFX_FRAMETYPE_xP)
72b7441a 775 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_P;
69b92f1b 776 else if (bs->FrameType & MFX_FRAMETYPE_B || bs->FrameType & MFX_FRAMETYPE_xB)
72b7441a 777 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_B;
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778FF_ENABLE_DEPRECATION_WARNINGS
779#endif
72b7441a 780
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781 av_freep(&bs);
782
783 if (pkt->data) {
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);
789 }
72b7441a 790
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791 memcpy(pkt->data, new_pkt.data, new_pkt.size);
792 pkt->size = new_pkt.size;
793
794 ret = av_packet_copy_props(pkt, &new_pkt);
795 av_packet_unref(&new_pkt);
796 if (ret < 0)
797 return ret;
798 } else
799 *pkt = new_pkt;
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800
801 *got_packet = 1;
802 }
803
804 return 0;
805}
806
807int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q)
808{
809 QSVFrame *cur;
810
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811 if (q->session)
812 MFXVideoENCODE_Close(q->session);
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813 if (q->internal_session)
814 MFXClose(q->internal_session);
815 q->session = NULL;
816 q->internal_session = NULL;
817
818 cur = q->work_frames;
819 while (cur) {
820 q->work_frames = cur->next;
821 av_frame_free(&cur->frame);
822 av_freep(&cur);
823 cur = q->work_frames;
824 }
825
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826 while (q->async_fifo && av_fifo_size(q->async_fifo)) {
827 AVPacket pkt;
828 mfxSyncPoint sync;
829 mfxBitstream *bs;
830
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);
834
835 av_freep(&bs);
836 av_packet_unref(&pkt);
837 }
838 av_fifo_free(q->async_fifo);
839 q->async_fifo = NULL;
840
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841 av_freep(&q->opaque_surfaces);
842 av_buffer_unref(&q->opaque_alloc_buf);
843
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844 av_freep(&q->extparam);
845
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846 return 0;
847}