qsv: enforcing continuous memory layout
[libav.git] / libavcodec / qsvenc.c
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/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"
35
36 #include "avcodec.h"
37 #include "internal.h"
38 #include "qsv.h"
39 #include "qsv_internal.h"
40 #include "qsvenc.h"
41
42 static const struct {
43 mfxU16 profile;
44 const char *name;
45 } profile_names[] = {
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" },
52 #endif
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" },
57 #endif
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" },
68 #endif
69 };
70
71 static const char *print_profile(mfxU16 profile)
72 {
73 int i;
74 for (i = 0; i < FF_ARRAY_ELEMS(profile_names); i++)
75 if (profile == profile_names[i].profile)
76 return profile_names[i].name;
77 return "unknown";
78 }
79
80 static const struct {
81 mfxU16 rc_mode;
82 const char *name;
83 } rc_names[] = {
84 { MFX_RATECONTROL_CBR, "CBR" },
85 { MFX_RATECONTROL_VBR, "VBR" },
86 { MFX_RATECONTROL_CQP, "CQP" },
87 #if QSV_HAVE_AVBR
88 { MFX_RATECONTROL_AVBR, "AVBR" },
89 #endif
90 #if QSV_HAVE_LA
91 { MFX_RATECONTROL_LA, "LA" },
92 #endif
93 #if QSV_HAVE_ICQ
94 { MFX_RATECONTROL_ICQ, "ICQ" },
95 { MFX_RATECONTROL_LA_ICQ, "LA_ICQ" },
96 #endif
97 #if QSV_HAVE_VCM
98 { MFX_RATECONTROL_VCM, "VCM" },
99 #endif
100 #if QSV_VERSION_ATLEAST(1, 10)
101 { MFX_RATECONTROL_LA_EXT, "LA_EXT" },
102 #endif
103 #if QSV_HAVE_LA_HRD
104 { MFX_RATECONTROL_LA_HRD, "LA_HRD" },
105 #endif
106 #if QSV_HAVE_QVBR
107 { MFX_RATECONTROL_QVBR, "QVBR" },
108 #endif
109 };
110
111 static const char *print_ratecontrol(mfxU16 rc_mode)
112 {
113 int i;
114 for (i = 0; i < FF_ARRAY_ELEMS(rc_names); i++)
115 if (rc_mode == rc_names[i].rc_mode)
116 return rc_names[i].name;
117 return "unknown";
118 }
119
120 static const char *print_threestate(mfxU16 val)
121 {
122 if (val == MFX_CODINGOPTION_ON)
123 return "ON";
124 else if (val == MFX_CODINGOPTION_OFF)
125 return "OFF";
126 return "unknown";
127 }
128
129 static void dump_video_param(AVCodecContext *avctx, QSVEncContext *q,
130 mfxExtBuffer **coding_opts)
131 {
132 mfxInfoMFX *info = &q->param.mfx;
133
134 mfxExtCodingOption *co = (mfxExtCodingOption*)coding_opts[0];
135 #if QSV_HAVE_CO2
136 mfxExtCodingOption2 *co2 = (mfxExtCodingOption2*)coding_opts[1];
137 #endif
138 #if QSV_HAVE_CO3 && QSV_HAVE_QVBR
139 mfxExtCodingOption3 *co3 = (mfxExtCodingOption3*)coding_opts[2];
140 #endif
141
142 av_log(avctx, AV_LOG_VERBOSE, "profile: %s; level: %"PRIu16"\n",
143 print_profile(info->CodecProfile), info->CodecLevel);
144
145 av_log(avctx, AV_LOG_VERBOSE, "GopPicSize: %"PRIu16"; GopRefDist: %"PRIu16"; GopOptFlag: ",
146 info->GopPicSize, info->GopRefDist);
147 if (info->GopOptFlag & MFX_GOP_CLOSED)
148 av_log(avctx, AV_LOG_VERBOSE, "closed ");
149 if (info->GopOptFlag & MFX_GOP_STRICT)
150 av_log(avctx, AV_LOG_VERBOSE, "strict ");
151 av_log(avctx, AV_LOG_VERBOSE, "; IdrInterval: %"PRIu16"\n", info->IdrInterval);
152
153 av_log(avctx, AV_LOG_VERBOSE, "TargetUsage: %"PRIu16"; RateControlMethod: %s\n",
154 info->TargetUsage, print_ratecontrol(info->RateControlMethod));
155
156 if (info->RateControlMethod == MFX_RATECONTROL_CBR ||
157 info->RateControlMethod == MFX_RATECONTROL_VBR
158 #if QSV_HAVE_VCM
159 || info->RateControlMethod == MFX_RATECONTROL_VCM
160 #endif
161 ) {
162 av_log(avctx, AV_LOG_VERBOSE,
163 "InitialDelayInKB: %"PRIu16"; TargetKbps: %"PRIu16"; MaxKbps: %"PRIu16"\n",
164 info->InitialDelayInKB, info->TargetKbps, info->MaxKbps);
165 } else if (info->RateControlMethod == MFX_RATECONTROL_CQP) {
166 av_log(avctx, AV_LOG_VERBOSE, "QPI: %"PRIu16"; QPP: %"PRIu16"; QPB: %"PRIu16"\n",
167 info->QPI, info->QPP, info->QPB);
168 }
169 #if QSV_HAVE_AVBR
170 else if (info->RateControlMethod == MFX_RATECONTROL_AVBR) {
171 av_log(avctx, AV_LOG_VERBOSE,
172 "TargetKbps: %"PRIu16"; Accuracy: %"PRIu16"; Convergence: %"PRIu16"\n",
173 info->TargetKbps, info->Accuracy, info->Convergence);
174 }
175 #endif
176 #if QSV_HAVE_LA
177 else if (info->RateControlMethod == MFX_RATECONTROL_LA
178 #if QSV_HAVE_LA_HRD
179 || info->RateControlMethod == MFX_RATECONTROL_LA_HRD
180 #endif
181 ) {
182 av_log(avctx, AV_LOG_VERBOSE,
183 "TargetKbps: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
184 info->TargetKbps, co2->LookAheadDepth);
185 }
186 #endif
187 #if QSV_HAVE_ICQ
188 else if (info->RateControlMethod == MFX_RATECONTROL_ICQ) {
189 av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"\n", info->ICQQuality);
190 } else if (info->RateControlMethod == MFX_RATECONTROL_LA_ICQ) {
191 av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
192 info->ICQQuality, co2->LookAheadDepth);
193 }
194 #endif
195 #if QSV_HAVE_QVBR
196 else if (info->RateControlMethod == MFX_RATECONTROL_QVBR) {
197 av_log(avctx, AV_LOG_VERBOSE, "QVBRQuality: %"PRIu16"\n",
198 co3->QVBRQuality);
199 }
200 #endif
201
202 av_log(avctx, AV_LOG_VERBOSE, "NumSlice: %"PRIu16"; NumRefFrame: %"PRIu16"\n",
203 info->NumSlice, info->NumRefFrame);
204 av_log(avctx, AV_LOG_VERBOSE, "RateDistortionOpt: %s\n",
205 print_threestate(co->RateDistortionOpt));
206
207 #if QSV_HAVE_CO2
208 av_log(avctx, AV_LOG_VERBOSE,
209 "RecoveryPointSEI: %s IntRefType: %"PRIu16"; IntRefCycleSize: %"PRIu16"; IntRefQPDelta: %"PRId16"\n",
210 print_threestate(co->RecoveryPointSEI), co2->IntRefType, co2->IntRefCycleSize, co2->IntRefQPDelta);
211
212 av_log(avctx, AV_LOG_VERBOSE, "MaxFrameSize: %"PRIu16"; ", co2->MaxFrameSize);
213 #if QSV_HAVE_MAX_SLICE_SIZE
214 av_log(avctx, AV_LOG_VERBOSE, "MaxSliceSize: %"PRIu16"; ", co2->MaxSliceSize);
215 #endif
216 av_log(avctx, AV_LOG_VERBOSE, "\n");
217
218 av_log(avctx, AV_LOG_VERBOSE,
219 "BitrateLimit: %s; MBBRC: %s; ExtBRC: %s\n",
220 print_threestate(co2->BitrateLimit), print_threestate(co2->MBBRC),
221 print_threestate(co2->ExtBRC));
222
223 #if QSV_HAVE_TRELLIS
224 av_log(avctx, AV_LOG_VERBOSE, "Trellis: ");
225 if (co2->Trellis & MFX_TRELLIS_OFF) {
226 av_log(avctx, AV_LOG_VERBOSE, "off");
227 } else if (!co2->Trellis) {
228 av_log(avctx, AV_LOG_VERBOSE, "auto");
229 } else {
230 if (co2->Trellis & MFX_TRELLIS_I) av_log(avctx, AV_LOG_VERBOSE, "I");
231 if (co2->Trellis & MFX_TRELLIS_P) av_log(avctx, AV_LOG_VERBOSE, "P");
232 if (co2->Trellis & MFX_TRELLIS_B) av_log(avctx, AV_LOG_VERBOSE, "B");
233 }
234 av_log(avctx, AV_LOG_VERBOSE, "\n");
235 #endif
236
237 #if QSV_VERSION_ATLEAST(1, 8)
238 av_log(avctx, AV_LOG_VERBOSE,
239 "RepeatPPS: %s; NumMbPerSlice: %"PRIu16"; LookAheadDS: ",
240 print_threestate(co2->RepeatPPS), co2->NumMbPerSlice);
241 switch (co2->LookAheadDS) {
242 case MFX_LOOKAHEAD_DS_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
243 case MFX_LOOKAHEAD_DS_2x: av_log(avctx, AV_LOG_VERBOSE, "2x"); break;
244 case MFX_LOOKAHEAD_DS_4x: av_log(avctx, AV_LOG_VERBOSE, "4x"); break;
245 default: av_log(avctx, AV_LOG_VERBOSE, "unknown"); break;
246 }
247 av_log(avctx, AV_LOG_VERBOSE, "\n");
248
249 av_log(avctx, AV_LOG_VERBOSE, "AdaptiveI: %s; AdaptiveB: %s; BRefType: ",
250 print_threestate(co2->AdaptiveI), print_threestate(co2->AdaptiveB));
251 switch (co2->BRefType) {
252 case MFX_B_REF_OFF: av_log(avctx, AV_LOG_VERBOSE, "off"); break;
253 case MFX_B_REF_PYRAMID: av_log(avctx, AV_LOG_VERBOSE, "pyramid"); break;
254 default: av_log(avctx, AV_LOG_VERBOSE, "auto"); break;
255 }
256 av_log(avctx, AV_LOG_VERBOSE, "\n");
257 #endif
258
259 #if QSV_VERSION_ATLEAST(1, 9)
260 av_log(avctx, AV_LOG_VERBOSE,
261 "MinQPI: %"PRIu8"; MaxQPI: %"PRIu8"; MinQPP: %"PRIu8"; MaxQPP: %"PRIu8"; MinQPB: %"PRIu8"; MaxQPB: %"PRIu8"\n",
262 co2->MinQPI, co2->MaxQPI, co2->MinQPP, co2->MaxQPP, co2->MinQPB, co2->MaxQPB);
263 #endif
264 #endif
265
266 if (avctx->codec_id == AV_CODEC_ID_H264) {
267 av_log(avctx, AV_LOG_VERBOSE, "Entropy coding: %s; MaxDecFrameBuffering: %"PRIu16"\n",
268 co->CAVLC == MFX_CODINGOPTION_ON ? "CAVLC" : "CABAC", co->MaxDecFrameBuffering);
269 av_log(avctx, AV_LOG_VERBOSE,
270 "NalHrdConformance: %s; SingleSeiNalUnit: %s; VuiVclHrdParameters: %s VuiNalHrdParameters: %s\n",
271 print_threestate(co->NalHrdConformance), print_threestate(co->SingleSeiNalUnit),
272 print_threestate(co->VuiVclHrdParameters), print_threestate(co->VuiNalHrdParameters));
273 }
274 }
275
276 static int select_rc_mode(AVCodecContext *avctx, QSVEncContext *q)
277 {
278 const char *rc_desc;
279 mfxU16 rc_mode;
280
281 int want_la = q->la_depth >= 10;
282 int want_qscale = !!(avctx->flags & AV_CODEC_FLAG_QSCALE);
283 int want_vcm = q->vcm;
284
285 if (want_la && !QSV_HAVE_LA) {
286 av_log(avctx, AV_LOG_ERROR,
287 "Lookahead ratecontrol mode requested, but is not supported by this SDK version\n");
288 return AVERROR(ENOSYS);
289 }
290 if (want_vcm && !QSV_HAVE_VCM) {
291 av_log(avctx, AV_LOG_ERROR,
292 "VCM ratecontrol mode requested, but is not supported by this SDK version\n");
293 return AVERROR(ENOSYS);
294 }
295
296 if (want_la + want_qscale + want_vcm > 1) {
297 av_log(avctx, AV_LOG_ERROR,
298 "More than one of: { constant qscale, lookahead, VCM } requested, "
299 "only one of them can be used at a time.\n");
300 return AVERROR(EINVAL);
301 }
302
303 if (!want_qscale && avctx->global_quality > 0 && !QSV_HAVE_ICQ){
304 av_log(avctx, AV_LOG_ERROR,
305 "ICQ ratecontrol mode requested, but is not supported by this SDK version\n");
306 return AVERROR(ENOSYS);
307 }
308
309 if (want_qscale) {
310 rc_mode = MFX_RATECONTROL_CQP;
311 rc_desc = "constant quantization parameter (CQP)";
312 }
313 #if QSV_HAVE_VCM
314 else if (want_vcm) {
315 rc_mode = MFX_RATECONTROL_VCM;
316 rc_desc = "video conferencing mode (VCM)";
317 }
318 #endif
319 #if QSV_HAVE_LA
320 else if (want_la) {
321 rc_mode = MFX_RATECONTROL_LA;
322 rc_desc = "VBR with lookahead (LA)";
323
324 #if QSV_HAVE_ICQ
325 if (avctx->global_quality > 0) {
326 rc_mode = MFX_RATECONTROL_LA_ICQ;
327 rc_desc = "intelligent constant quality with lookahead (LA_ICQ)";
328 }
329 #endif
330 }
331 #endif
332 #if QSV_HAVE_ICQ
333 else if (avctx->global_quality > 0) {
334 rc_mode = MFX_RATECONTROL_ICQ;
335 rc_desc = "intelligent constant quality (ICQ)";
336 }
337 #endif
338 else if (avctx->rc_max_rate == avctx->bit_rate) {
339 rc_mode = MFX_RATECONTROL_CBR;
340 rc_desc = "constant bitrate (CBR)";
341 }
342 #if QSV_HAVE_AVBR
343 else if (!avctx->rc_max_rate) {
344 rc_mode = MFX_RATECONTROL_AVBR;
345 rc_desc = "average variable bitrate (AVBR)";
346 }
347 #endif
348 else {
349 rc_mode = MFX_RATECONTROL_VBR;
350 rc_desc = "variable bitrate (VBR)";
351 }
352
353 q->param.mfx.RateControlMethod = rc_mode;
354 av_log(avctx, AV_LOG_VERBOSE, "Using the %s ratecontrol method\n", rc_desc);
355
356 return 0;
357 }
358
359 static int check_enc_param(AVCodecContext *avctx, QSVEncContext *q)
360 {
361 mfxVideoParam param_out = { .mfx.CodecId = q->param.mfx.CodecId };
362 mfxStatus ret;
363
364 #define UNMATCH(x) (param_out.mfx.x != q->param.mfx.x)
365
366 ret = MFXVideoENCODE_Query(q->session, &q->param, &param_out);
367
368 if (ret < 0) {
369 if (UNMATCH(CodecId))
370 av_log(avctx, AV_LOG_ERROR, "Current codec type is unsupported\n");
371 if (UNMATCH(CodecProfile))
372 av_log(avctx, AV_LOG_ERROR, "Current profile is unsupported\n");
373 if (UNMATCH(RateControlMethod))
374 av_log(avctx, AV_LOG_ERROR, "Selected ratecontrol mode is unsupported\n");
375 if (UNMATCH(LowPower))
376 av_log(avctx, AV_LOG_ERROR, "Low power mode is unsupported\n");
377 if (UNMATCH(FrameInfo.FrameRateExtN) || UNMATCH(FrameInfo.FrameRateExtD))
378 av_log(avctx, AV_LOG_ERROR, "Current frame rate is unsupported\n");
379 if (UNMATCH(FrameInfo.PicStruct))
380 av_log(avctx, AV_LOG_ERROR, "Current picture structure is unsupported\n");
381 if (UNMATCH(FrameInfo.Width) || UNMATCH(FrameInfo.Height))
382 av_log(avctx, AV_LOG_ERROR, "Current resolution is unsupported\n");
383 if (UNMATCH(FrameInfo.FourCC))
384 av_log(avctx, AV_LOG_ERROR, "Current pixel format is unsupported\n");
385 return 0;
386 }
387 return 1;
388 }
389
390 static int init_video_param_jpeg(AVCodecContext *avctx, QSVEncContext *q)
391 {
392 enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
393 avctx->sw_pix_fmt : avctx->pix_fmt;
394 const AVPixFmtDescriptor *desc;
395 int ret;
396
397 ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
398 if (ret < 0)
399 return AVERROR_BUG;
400 q->param.mfx.CodecId = ret;
401
402 if (avctx->level > 0)
403 q->param.mfx.CodecLevel = avctx->level;
404 q->param.mfx.CodecProfile = q->profile;
405
406 desc = av_pix_fmt_desc_get(sw_format);
407 if (!desc)
408 return AVERROR_BUG;
409
410 ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
411
412 q->param.mfx.FrameInfo.CropX = 0;
413 q->param.mfx.FrameInfo.CropY = 0;
414 q->param.mfx.FrameInfo.CropW = avctx->width;
415 q->param.mfx.FrameInfo.CropH = avctx->height;
416 q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
417 q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
418 q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
419 q->param.mfx.FrameInfo.BitDepthLuma = desc->comp[0].depth;
420 q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
421 q->param.mfx.FrameInfo.Shift = desc->comp[0].depth > 8;
422
423 q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, 16);
424 q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 16);
425
426 if (avctx->hw_frames_ctx) {
427 AVHWFramesContext *frames_ctx = (AVHWFramesContext *)avctx->hw_frames_ctx->data;
428 AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
429 q->param.mfx.FrameInfo.Width = frames_hwctx->surfaces[0].Info.Width;
430 q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
431 }
432
433 if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
434 q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
435 q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
436 } else {
437 q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
438 q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
439 }
440
441 q->param.mfx.Interleaved = 1;
442 q->param.mfx.Quality = av_clip(avctx->global_quality, 1, 100);
443 q->param.mfx.RestartInterval = 0;
444
445 return 0;
446 }
447
448 static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
449 {
450 enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
451 avctx->sw_pix_fmt : avctx->pix_fmt;
452 const AVPixFmtDescriptor *desc;
453 float quant;
454 int ret;
455
456 ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
457 if (ret < 0)
458 return AVERROR_BUG;
459 q->param.mfx.CodecId = ret;
460
461 if (avctx->level > 0)
462 q->param.mfx.CodecLevel = avctx->level;
463
464 if (avctx->compression_level == FF_COMPRESSION_DEFAULT) {
465 avctx->compression_level = q->preset;
466 } else if (avctx->compression_level >= 0) {
467 if (avctx->compression_level > MFX_TARGETUSAGE_BEST_SPEED) {
468 av_log(avctx, AV_LOG_WARNING, "Invalid compression level: "
469 "valid range is 0-%d, using %d instead\n",
470 MFX_TARGETUSAGE_BEST_SPEED, MFX_TARGETUSAGE_BEST_SPEED);
471 avctx->compression_level = MFX_TARGETUSAGE_BEST_SPEED;
472 }
473 }
474
475 q->param.mfx.CodecProfile = q->profile;
476 q->param.mfx.TargetUsage = avctx->compression_level;
477 q->param.mfx.GopPicSize = FFMAX(0, avctx->gop_size);
478 q->param.mfx.GopRefDist = FFMAX(-1, avctx->max_b_frames) + 1;
479 q->param.mfx.GopOptFlag = avctx->flags & AV_CODEC_FLAG_CLOSED_GOP ?
480 MFX_GOP_CLOSED : 0;
481 q->param.mfx.IdrInterval = q->idr_interval;
482 q->param.mfx.NumSlice = avctx->slices;
483 q->param.mfx.NumRefFrame = FFMAX(0, avctx->refs);
484 q->param.mfx.EncodedOrder = 0;
485 q->param.mfx.BufferSizeInKB = 0;
486
487 desc = av_pix_fmt_desc_get(sw_format);
488 if (!desc)
489 return AVERROR_BUG;
490
491 ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
492
493 q->param.mfx.FrameInfo.CropX = 0;
494 q->param.mfx.FrameInfo.CropY = 0;
495 q->param.mfx.FrameInfo.CropW = avctx->width;
496 q->param.mfx.FrameInfo.CropH = avctx->height;
497 q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
498 q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
499 q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
500 q->param.mfx.FrameInfo.BitDepthLuma = desc->comp[0].depth;
501 q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
502 q->param.mfx.FrameInfo.Shift = desc->comp[0].depth > 8;
503
504 // TODO: detect version of MFX--if the minor version is greater than
505 // or equal to 19, then can use the same alignment settings as H.264
506 // for HEVC
507 q->width_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
508 q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
509
510 if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
511 // it is important that PicStruct be setup correctly from the
512 // start--otherwise, encoding doesn't work and results in a bunch
513 // of incompatible video parameter errors
514 q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_TFF;
515 // height alignment always must be 32 for interlaced video
516 q->height_align = 32;
517 } else {
518 q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
519 // for progressive video, the height should be aligned to 16 for
520 // H.264. For HEVC, depending on the version of MFX, it should be
521 // either 32 or 16. The lower number is better if possible.
522 q->height_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
523 }
524 q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
525
526 if (avctx->hw_frames_ctx) {
527 AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
528 AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
529 q->param.mfx.FrameInfo.Width = frames_hwctx->surfaces[0].Info.Width;
530 q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
531 }
532
533 if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
534 q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
535 q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
536 } else {
537 q->param.mfx.FrameInfo.FrameRateExtN = avctx->time_base.den;
538 q->param.mfx.FrameInfo.FrameRateExtD = avctx->time_base.num;
539 }
540
541 ret = select_rc_mode(avctx, q);
542 if (ret < 0)
543 return ret;
544
545 switch (q->param.mfx.RateControlMethod) {
546 case MFX_RATECONTROL_CBR:
547 case MFX_RATECONTROL_VBR:
548 #if QSV_HAVE_VCM
549 case MFX_RATECONTROL_VCM:
550 #endif
551 q->param.mfx.BufferSizeInKB = avctx->rc_buffer_size / 8000;
552 q->param.mfx.InitialDelayInKB = avctx->rc_initial_buffer_occupancy / 1000;
553 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
554 q->param.mfx.MaxKbps = avctx->rc_max_rate / 1000;
555 break;
556 case MFX_RATECONTROL_CQP:
557 quant = avctx->global_quality / FF_QP2LAMBDA;
558
559 q->param.mfx.QPI = av_clip(quant * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51);
560 q->param.mfx.QPP = av_clip(quant, 0, 51);
561 q->param.mfx.QPB = av_clip(quant * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51);
562
563 break;
564 #if QSV_HAVE_AVBR
565 case MFX_RATECONTROL_AVBR:
566 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
567 q->param.mfx.Convergence = q->avbr_convergence;
568 q->param.mfx.Accuracy = q->avbr_accuracy;
569 break;
570 #endif
571 #if QSV_HAVE_LA
572 case MFX_RATECONTROL_LA:
573 q->param.mfx.TargetKbps = avctx->bit_rate / 1000;
574 q->extco2.LookAheadDepth = q->la_depth;
575 break;
576 #if QSV_HAVE_ICQ
577 case MFX_RATECONTROL_LA_ICQ:
578 q->extco2.LookAheadDepth = q->la_depth;
579 case MFX_RATECONTROL_ICQ:
580 q->param.mfx.ICQQuality = avctx->global_quality;
581 break;
582 #endif
583 #endif
584 }
585
586 // the HEVC encoder plugin currently fails if coding options
587 // are provided
588 if (avctx->codec_id != AV_CODEC_ID_HEVC) {
589 q->extco.Header.BufferId = MFX_EXTBUFF_CODING_OPTION;
590 q->extco.Header.BufferSz = sizeof(q->extco);
591
592 if (q->rdo >= 0)
593 q->extco.RateDistortionOpt = q->rdo > 0 ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
594
595 if (avctx->codec_id == AV_CODEC_ID_H264) {
596 #if FF_API_CODER_TYPE
597 FF_DISABLE_DEPRECATION_WARNINGS
598 if (avctx->coder_type >= 0)
599 q->cavlc = avctx->coder_type == FF_CODER_TYPE_VLC;
600 FF_ENABLE_DEPRECATION_WARNINGS
601 #endif
602 q->extco.CAVLC = q->cavlc ? MFX_CODINGOPTION_ON
603 : MFX_CODINGOPTION_UNKNOWN;
604
605 if (avctx->strict_std_compliance != FF_COMPLIANCE_NORMAL)
606 q->extco.NalHrdConformance = avctx->strict_std_compliance > FF_COMPLIANCE_NORMAL ?
607 MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
608
609 if (q->single_sei_nal_unit >= 0)
610 q->extco.SingleSeiNalUnit = q->single_sei_nal_unit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
611 if (q->recovery_point_sei >= 0)
612 q->extco.RecoveryPointSEI = q->recovery_point_sei ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
613 q->extco.MaxDecFrameBuffering = q->max_dec_frame_buffering;
614 q->extco.AUDelimiter = q->aud ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
615 }
616
617 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco;
618
619 #if QSV_HAVE_CO2
620 if (avctx->codec_id == AV_CODEC_ID_H264) {
621 q->extco2.Header.BufferId = MFX_EXTBUFF_CODING_OPTION2;
622 q->extco2.Header.BufferSz = sizeof(q->extco2);
623
624 if (q->int_ref_type >= 0)
625 q->extco2.IntRefType = q->int_ref_type;
626 if (q->int_ref_cycle_size >= 0)
627 q->extco2.IntRefCycleSize = q->int_ref_cycle_size;
628 if (q->int_ref_qp_delta != INT16_MIN)
629 q->extco2.IntRefQPDelta = q->int_ref_qp_delta;
630
631 if (q->bitrate_limit >= 0)
632 q->extco2.BitrateLimit = q->bitrate_limit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
633 if (q->mbbrc >= 0)
634 q->extco2.MBBRC = q->mbbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
635 if (q->extbrc >= 0)
636 q->extco2.ExtBRC = q->extbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
637
638 if (q->max_frame_size >= 0)
639 q->extco2.MaxFrameSize = q->max_frame_size;
640 #if QSV_HAVE_MAX_SLICE_SIZE
641 if (q->max_slice_size >= 0)
642 q->extco2.MaxSliceSize = q->max_slice_size;
643 #endif
644
645 #if QSV_HAVE_TRELLIS
646 q->extco2.Trellis = q->trellis;
647 #endif
648
649 #if QSV_HAVE_LA_DS
650 q->extco2.LookAheadDS = q->la_ds;
651 #endif
652
653 #if QSV_HAVE_BREF_TYPE
654 #if FF_API_PRIVATE_OPT
655 FF_DISABLE_DEPRECATION_WARNINGS
656 if (avctx->b_frame_strategy >= 0)
657 q->b_strategy = avctx->b_frame_strategy;
658 FF_ENABLE_DEPRECATION_WARNINGS
659 #endif
660 if (q->b_strategy >= 0)
661 q->extco2.BRefType = q->b_strategy ? MFX_B_REF_PYRAMID : MFX_B_REF_OFF;
662 if (q->adaptive_i >= 0)
663 q->extco2.AdaptiveI = q->adaptive_i ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
664 if (q->adaptive_b >= 0)
665 q->extco2.AdaptiveB = q->adaptive_b ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
666 #endif
667
668 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco2;
669 }
670 #endif
671 #if QSV_HAVE_MF
672 if (avctx->codec_id == AV_CODEC_ID_H264) {
673 mfxVersion ver;
674 ret = MFXQueryVersion(q->session,&ver);
675 if (ret >= MFX_ERR_NONE && QSV_RUNTIME_VERSION_ATLEAST(ver, 1, 25)) {
676 q->extmfp.Header.BufferId = MFX_EXTBUFF_MULTI_FRAME_PARAM;
677 q->extmfp.Header.BufferSz = sizeof(q->extmfp);
678
679 q->extmfp.MFMode = q->mfmode;
680 av_log(avctx,AV_LOG_VERBOSE,"MFMode:%d\n", q->extmfp.MFMode);
681 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extmfp;
682 }
683 }
684 #endif
685 }
686
687 if (!check_enc_param(avctx,q)) {
688 av_log(avctx, AV_LOG_ERROR,
689 "some encoding parameters are not supported by the QSV "
690 "runtime. Please double check the input parameters.\n");
691 return AVERROR(ENOSYS);
692 }
693
694 return 0;
695 }
696
697 static int qsv_retrieve_enc_jpeg_params(AVCodecContext *avctx, QSVEncContext *q)
698 {
699 int ret = 0;
700
701 ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
702 if (ret < 0)
703 return ff_qsv_print_error(avctx, ret,
704 "Error calling GetVideoParam");
705
706 q->packet_size = q->param.mfx.BufferSizeInKB * 1000;
707
708 // for qsv mjpeg the return value maybe 0 so alloc the buffer
709 if (q->packet_size == 0)
710 q->packet_size = q->param.mfx.FrameInfo.Height * q->param.mfx.FrameInfo.Width * 4;
711
712 return 0;
713 }
714
715 static int qsv_retrieve_enc_params(AVCodecContext *avctx, QSVEncContext *q)
716 {
717 AVCPBProperties *cpb_props;
718
719 uint8_t sps_buf[128];
720 uint8_t pps_buf[128];
721
722 mfxExtCodingOptionSPSPPS extradata = {
723 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION_SPSPPS,
724 .Header.BufferSz = sizeof(extradata),
725 .SPSBuffer = sps_buf, .SPSBufSize = sizeof(sps_buf),
726 .PPSBuffer = pps_buf, .PPSBufSize = sizeof(pps_buf)
727 };
728
729 mfxExtCodingOption co = {
730 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION,
731 .Header.BufferSz = sizeof(co),
732 };
733 #if QSV_HAVE_CO2
734 mfxExtCodingOption2 co2 = {
735 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
736 .Header.BufferSz = sizeof(co2),
737 };
738 #endif
739 #if QSV_HAVE_CO3
740 mfxExtCodingOption3 co3 = {
741 .Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
742 .Header.BufferSz = sizeof(co3),
743 };
744 #endif
745
746 mfxExtBuffer *ext_buffers[] = {
747 (mfxExtBuffer*)&extradata,
748 (mfxExtBuffer*)&co,
749 #if QSV_HAVE_CO2
750 (mfxExtBuffer*)&co2,
751 #endif
752 #if QSV_HAVE_CO3
753 (mfxExtBuffer*)&co3,
754 #endif
755 };
756
757 int need_pps = avctx->codec_id != AV_CODEC_ID_MPEG2VIDEO;
758 int ret;
759
760 q->param.ExtParam = ext_buffers;
761 q->param.NumExtParam = FF_ARRAY_ELEMS(ext_buffers);
762
763 ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
764 if (ret < 0)
765 return ff_qsv_print_error(avctx, ret,
766 "Error calling GetVideoParam");
767
768 q->packet_size = q->param.mfx.BufferSizeInKB * 1000;
769
770 if (!extradata.SPSBufSize || (need_pps && !extradata.PPSBufSize)) {
771 av_log(avctx, AV_LOG_ERROR, "No extradata returned from libmfx.\n");
772 return AVERROR_UNKNOWN;
773 }
774
775 avctx->extradata = av_malloc(extradata.SPSBufSize + need_pps * extradata.PPSBufSize +
776 AV_INPUT_BUFFER_PADDING_SIZE);
777 if (!avctx->extradata)
778 return AVERROR(ENOMEM);
779
780 memcpy(avctx->extradata, sps_buf, extradata.SPSBufSize);
781 if (need_pps)
782 memcpy(avctx->extradata + extradata.SPSBufSize, pps_buf, extradata.PPSBufSize);
783 avctx->extradata_size = extradata.SPSBufSize + need_pps * extradata.PPSBufSize;
784 memset(avctx->extradata + avctx->extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
785
786 cpb_props = ff_add_cpb_side_data(avctx);
787 if (!cpb_props)
788 return AVERROR(ENOMEM);
789 cpb_props->max_bitrate = avctx->rc_max_rate;
790 cpb_props->min_bitrate = avctx->rc_min_rate;
791 cpb_props->avg_bitrate = avctx->bit_rate;
792 cpb_props->buffer_size = avctx->rc_buffer_size;
793
794 dump_video_param(avctx, q, ext_buffers + 1);
795
796 return 0;
797 }
798
799 static int qsv_init_opaque_alloc(AVCodecContext *avctx, QSVEncContext *q)
800 {
801 AVQSVContext *qsv = avctx->hwaccel_context;
802 mfxFrameSurface1 *surfaces;
803 int nb_surfaces, i;
804
805 nb_surfaces = qsv->nb_opaque_surfaces + q->req.NumFrameSuggested;
806
807 q->opaque_alloc_buf = av_buffer_allocz(sizeof(*surfaces) * nb_surfaces);
808 if (!q->opaque_alloc_buf)
809 return AVERROR(ENOMEM);
810
811 q->opaque_surfaces = av_malloc_array(nb_surfaces, sizeof(*q->opaque_surfaces));
812 if (!q->opaque_surfaces)
813 return AVERROR(ENOMEM);
814
815 surfaces = (mfxFrameSurface1*)q->opaque_alloc_buf->data;
816 for (i = 0; i < nb_surfaces; i++) {
817 surfaces[i].Info = q->req.Info;
818 q->opaque_surfaces[i] = surfaces + i;
819 }
820
821 q->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
822 q->opaque_alloc.Header.BufferSz = sizeof(q->opaque_alloc);
823 q->opaque_alloc.In.Surfaces = q->opaque_surfaces;
824 q->opaque_alloc.In.NumSurface = nb_surfaces;
825 q->opaque_alloc.In.Type = q->req.Type;
826
827 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->opaque_alloc;
828
829 qsv->nb_opaque_surfaces = nb_surfaces;
830 qsv->opaque_surfaces = q->opaque_alloc_buf;
831 qsv->opaque_alloc_type = q->req.Type;
832
833 return 0;
834 }
835
836 static int qsvenc_init_session(AVCodecContext *avctx, QSVEncContext *q)
837 {
838 int ret;
839
840 if (avctx->hwaccel_context) {
841 AVQSVContext *qsv = avctx->hwaccel_context;
842 q->session = qsv->session;
843 } else if (avctx->hw_frames_ctx) {
844 q->frames_ctx.hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
845 if (!q->frames_ctx.hw_frames_ctx)
846 return AVERROR(ENOMEM);
847
848 ret = ff_qsv_init_session_frames(avctx, &q->internal_session,
849 &q->frames_ctx, q->load_plugins,
850 q->param.IOPattern == MFX_IOPATTERN_IN_OPAQUE_MEMORY);
851 if (ret < 0) {
852 av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
853 return ret;
854 }
855
856 q->session = q->internal_session;
857 } else if (avctx->hw_device_ctx) {
858 ret = ff_qsv_init_session_device(avctx, &q->internal_session,
859 avctx->hw_device_ctx, q->load_plugins);
860 if (ret < 0)
861 return ret;
862
863 q->session = q->internal_session;
864 } else {
865 ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
866 q->load_plugins);
867 if (ret < 0)
868 return ret;
869
870 q->session = q->internal_session;
871 }
872
873 return 0;
874 }
875
876 static inline unsigned int qsv_fifo_item_size(void)
877 {
878 return sizeof(AVPacket) + sizeof(mfxSyncPoint*) + sizeof(mfxBitstream*);
879 }
880
881 static inline unsigned int qsv_fifo_size(const AVFifoBuffer* fifo)
882 {
883 return av_fifo_size(fifo)/qsv_fifo_item_size();
884 }
885
886 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
887 {
888 int iopattern = 0;
889 int opaque_alloc = 0;
890 int ret;
891
892 q->param.AsyncDepth = q->async_depth;
893
894 q->async_fifo = av_fifo_alloc(q->async_depth * qsv_fifo_item_size());
895 if (!q->async_fifo)
896 return AVERROR(ENOMEM);
897
898 if (avctx->hwaccel_context) {
899 AVQSVContext *qsv = avctx->hwaccel_context;
900
901 iopattern = qsv->iopattern;
902 opaque_alloc = qsv->opaque_alloc;
903 }
904
905 if (avctx->hw_frames_ctx) {
906 AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
907 AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
908
909 if (!iopattern) {
910 if (frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME)
911 iopattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY;
912 else if (frames_hwctx->frame_type &
913 (MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET | MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET))
914 iopattern = MFX_IOPATTERN_IN_VIDEO_MEMORY;
915 }
916 }
917
918 if (!iopattern)
919 iopattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
920 q->param.IOPattern = iopattern;
921
922 ret = qsvenc_init_session(avctx, q);
923 if (ret < 0)
924 return ret;
925
926 // in the mfxInfoMFX struct, JPEG is different from other codecs
927 switch (avctx->codec_id) {
928 case AV_CODEC_ID_MJPEG:
929 ret = init_video_param_jpeg(avctx, q);
930 break;
931 default:
932 ret = init_video_param(avctx, q);
933 break;
934 }
935 if (ret < 0)
936 return ret;
937
938 ret = MFXVideoENCODE_Query(q->session, &q->param, &q->param);
939 if (ret == MFX_WRN_PARTIAL_ACCELERATION) {
940 av_log(avctx, AV_LOG_WARNING, "Encoder will work with partial HW acceleration\n");
941 } else if (ret < 0) {
942 return ff_qsv_print_error(avctx, ret,
943 "Error querying encoder params");
944 }
945
946 ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
947 if (ret < 0)
948 return ff_qsv_print_error(avctx, ret,
949 "Error querying (IOSurf) the encoding parameters");
950
951 if (opaque_alloc) {
952 ret = qsv_init_opaque_alloc(avctx, q);
953 if (ret < 0)
954 return ret;
955 }
956
957 if (avctx->hwaccel_context) {
958 AVQSVContext *qsv = avctx->hwaccel_context;
959 int i, j;
960
961 q->extparam = av_mallocz_array(qsv->nb_ext_buffers + q->nb_extparam_internal,
962 sizeof(*q->extparam));
963 if (!q->extparam)
964 return AVERROR(ENOMEM);
965
966 q->param.ExtParam = q->extparam;
967 for (i = 0; i < qsv->nb_ext_buffers; i++)
968 q->param.ExtParam[i] = qsv->ext_buffers[i];
969 q->param.NumExtParam = qsv->nb_ext_buffers;
970
971 for (i = 0; i < q->nb_extparam_internal; i++) {
972 for (j = 0; j < qsv->nb_ext_buffers; j++) {
973 if (qsv->ext_buffers[j]->BufferId == q->extparam_internal[i]->BufferId)
974 break;
975 }
976 if (j < qsv->nb_ext_buffers)
977 continue;
978
979 q->param.ExtParam[q->param.NumExtParam++] = q->extparam_internal[i];
980 }
981 } else {
982 q->param.ExtParam = q->extparam_internal;
983 q->param.NumExtParam = q->nb_extparam_internal;
984 }
985
986 ret = MFXVideoENCODE_Init(q->session, &q->param);
987 if (ret < 0)
988 return ff_qsv_print_error(avctx, ret,
989 "Error initializing the encoder");
990 else if (ret > 0)
991 ff_qsv_print_warning(avctx, ret,
992 "Warning in encoder initialization");
993
994 switch (avctx->codec_id) {
995 case AV_CODEC_ID_MJPEG:
996 ret = qsv_retrieve_enc_jpeg_params(avctx, q);
997 break;
998 default:
999 ret = qsv_retrieve_enc_params(avctx, q);
1000 break;
1001 }
1002 if (ret < 0) {
1003 av_log(avctx, AV_LOG_ERROR, "Error retrieving encoding parameters.\n");
1004 return ret;
1005 }
1006
1007 q->avctx = avctx;
1008
1009 return 0;
1010 }
1011
1012 static void clear_unused_frames(QSVEncContext *q)
1013 {
1014 QSVFrame *cur = q->work_frames;
1015 while (cur) {
1016 if (cur->used && !cur->surface.Data.Locked) {
1017 cur->used = 0;
1018 }
1019 cur = cur->next;
1020 }
1021 }
1022
1023 static int get_free_frame(QSVEncContext *q, QSVFrame **f)
1024 {
1025 QSVFrame *frame, **last;
1026
1027 clear_unused_frames(q);
1028
1029 frame = q->work_frames;
1030 last = &q->work_frames;
1031 while (frame) {
1032 if (!frame->used) {
1033 *f = frame;
1034 frame->used = 1;
1035 return 0;
1036 }
1037
1038 last = &frame->next;
1039 frame = frame->next;
1040 }
1041
1042 frame = av_mallocz(sizeof(*frame));
1043 if (!frame)
1044 return AVERROR(ENOMEM);
1045 frame->frame = av_frame_alloc();
1046 if (!frame->frame) {
1047 av_freep(&frame);
1048 return AVERROR(ENOMEM);
1049 }
1050 *last = frame;
1051
1052 *f = frame;
1053 frame->used = 1;
1054
1055 return 0;
1056 }
1057
1058 static int submit_frame(QSVEncContext *q, const AVFrame *frame,
1059 mfxFrameSurface1 **surface)
1060 {
1061 QSVFrame *qf;
1062 int ret;
1063
1064 ret = get_free_frame(q, &qf);
1065 if (ret < 0)
1066 return ret;
1067
1068 if (frame->format == AV_PIX_FMT_QSV) {
1069 ret = av_frame_ref(qf->frame, frame);
1070 if (ret < 0)
1071 return ret;
1072
1073 qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
1074
1075 if (q->frames_ctx.mids) {
1076 ret = ff_qsv_find_surface_idx(&q->frames_ctx, qf);
1077 if (ret < 0)
1078 return ret;
1079
1080 qf->surface.Data.MemId = &q->frames_ctx.mids[ret];
1081 }
1082 } else {
1083 /* make a copy if the input is not padded as libmfx requires */
1084 /* and to make allocation continious for data[0]/data[1] */
1085 if ((frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) ||
1086 (frame->data[1] - frame->data[0] != frame->linesize[0] * FFALIGN(qf->frame->height, q->height_align))) {
1087 qf->frame->height = FFALIGN(frame->height, q->height_align);
1088 qf->frame->width = FFALIGN(frame->width, q->width_align);
1089
1090 qf->frame->format = frame->format;
1091
1092 if (!qf->frame->data[0]) {
1093 ret = av_frame_get_buffer(qf->frame, q->width_align);
1094 if (ret < 0)
1095 return ret;
1096 }
1097
1098 qf->frame->height = frame->height;
1099 qf->frame->width = frame->width;
1100
1101 ret = av_frame_copy(qf->frame, frame);
1102 if (ret < 0) {
1103 av_frame_unref(qf->frame);
1104 return ret;
1105 }
1106 } else {
1107 ret = av_frame_ref(qf->frame, frame);
1108 if (ret < 0)
1109 return ret;
1110 }
1111
1112 qf->surface.Info = q->param.mfx.FrameInfo;
1113
1114 qf->surface.Info.PicStruct =
1115 !frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
1116 frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
1117 MFX_PICSTRUCT_FIELD_BFF;
1118 if (frame->repeat_pict == 1)
1119 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
1120 else if (frame->repeat_pict == 2)
1121 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
1122 else if (frame->repeat_pict == 4)
1123 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
1124
1125 qf->surface.Data.PitchLow = qf->frame->linesize[0];
1126 qf->surface.Data.Y = qf->frame->data[0];
1127 qf->surface.Data.UV = qf->frame->data[1];
1128 }
1129
1130 qf->surface.Data.TimeStamp = av_rescale_q(frame->pts, q->avctx->time_base, (AVRational){1, 90000});
1131
1132 *surface = &qf->surface;
1133
1134 return 0;
1135 }
1136
1137 static void print_interlace_msg(AVCodecContext *avctx, QSVEncContext *q)
1138 {
1139 if (q->param.mfx.CodecId == MFX_CODEC_AVC) {
1140 if (q->param.mfx.CodecProfile == MFX_PROFILE_AVC_BASELINE ||
1141 q->param.mfx.CodecLevel < MFX_LEVEL_AVC_21 ||
1142 q->param.mfx.CodecLevel > MFX_LEVEL_AVC_41)
1143 av_log(avctx, AV_LOG_WARNING,
1144 "Interlaced coding is supported"
1145 " at Main/High Profile Level 2.1-4.1\n");
1146 }
1147 }
1148
1149 static int encode_frame(AVCodecContext *avctx, QSVEncContext *q,
1150 const AVFrame *frame)
1151 {
1152 AVPacket new_pkt = { 0 };
1153 mfxBitstream *bs;
1154
1155 mfxFrameSurface1 *surf = NULL;
1156 mfxSyncPoint *sync = NULL;
1157 int ret;
1158
1159 if (frame) {
1160 ret = submit_frame(q, frame, &surf);
1161 if (ret < 0) {
1162 av_log(avctx, AV_LOG_ERROR, "Error submitting the frame for encoding.\n");
1163 return ret;
1164 }
1165 }
1166
1167 ret = av_new_packet(&new_pkt, q->packet_size);
1168 if (ret < 0) {
1169 av_log(avctx, AV_LOG_ERROR, "Error allocating the output packet\n");
1170 return ret;
1171 }
1172
1173 bs = av_mallocz(sizeof(*bs));
1174 if (!bs) {
1175 av_packet_unref(&new_pkt);
1176 return AVERROR(ENOMEM);
1177 }
1178 bs->Data = new_pkt.data;
1179 bs->MaxLength = new_pkt.size;
1180
1181 sync = av_mallocz(sizeof(*sync));
1182 if (!sync) {
1183 av_freep(&bs);
1184 av_packet_unref(&new_pkt);
1185 return AVERROR(ENOMEM);
1186 }
1187
1188 do {
1189 ret = MFXVideoENCODE_EncodeFrameAsync(q->session, NULL, surf, bs, sync);
1190 if (ret == MFX_WRN_DEVICE_BUSY)
1191 av_usleep(1);
1192 } while (ret == MFX_WRN_DEVICE_BUSY || ret == MFX_WRN_IN_EXECUTION);
1193
1194 if (ret > 0)
1195 ff_qsv_print_warning(avctx, ret, "Warning during encoding");
1196
1197 if (ret < 0) {
1198 av_packet_unref(&new_pkt);
1199 av_freep(&bs);
1200 av_freep(&sync);
1201 return (ret == MFX_ERR_MORE_DATA) ?
1202 0 : ff_qsv_print_error(avctx, ret, "Error during encoding");
1203 }
1204
1205 if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
1206 print_interlace_msg(avctx, q);
1207
1208 if (*sync) {
1209 av_fifo_generic_write(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
1210 av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
1211 av_fifo_generic_write(q->async_fifo, &bs, sizeof(bs), NULL);
1212 } else {
1213 av_freep(&sync);
1214 av_packet_unref(&new_pkt);
1215 av_freep(&bs);
1216 }
1217
1218 return 0;
1219 }
1220
1221 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
1222 AVPacket *pkt, const AVFrame *frame, int *got_packet)
1223 {
1224 int ret;
1225
1226 ret = encode_frame(avctx, q, frame);
1227 if (ret < 0)
1228 return ret;
1229
1230 if ((qsv_fifo_size(q->async_fifo) >= q->async_depth) ||
1231 (!frame && av_fifo_size(q->async_fifo))) {
1232 AVPacket new_pkt;
1233 mfxBitstream *bs;
1234 mfxSyncPoint *sync;
1235
1236 av_fifo_generic_read(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
1237 av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
1238 av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
1239
1240 do {
1241 ret = MFXVideoCORE_SyncOperation(q->session, *sync, 1000);
1242 } while (ret == MFX_WRN_IN_EXECUTION);
1243
1244 new_pkt.dts = av_rescale_q(bs->DecodeTimeStamp, (AVRational){1, 90000}, avctx->time_base);
1245 new_pkt.pts = av_rescale_q(bs->TimeStamp, (AVRational){1, 90000}, avctx->time_base);
1246 new_pkt.size = bs->DataLength;
1247
1248 if (bs->FrameType & MFX_FRAMETYPE_IDR ||
1249 bs->FrameType & MFX_FRAMETYPE_xIDR)
1250 new_pkt.flags |= AV_PKT_FLAG_KEY;
1251
1252 #if FF_API_CODED_FRAME
1253 FF_DISABLE_DEPRECATION_WARNINGS
1254 if (bs->FrameType & MFX_FRAMETYPE_I || bs->FrameType & MFX_FRAMETYPE_xI)
1255 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
1256 else if (bs->FrameType & MFX_FRAMETYPE_P || bs->FrameType & MFX_FRAMETYPE_xP)
1257 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_P;
1258 else if (bs->FrameType & MFX_FRAMETYPE_B || bs->FrameType & MFX_FRAMETYPE_xB)
1259 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_B;
1260 FF_ENABLE_DEPRECATION_WARNINGS
1261 #endif
1262
1263 av_freep(&bs);
1264 av_freep(&sync);
1265
1266 if (pkt->data) {
1267 if (pkt->size < new_pkt.size) {
1268 av_log(avctx, AV_LOG_ERROR, "Submitted buffer not large enough: %d < %d\n",
1269 pkt->size, new_pkt.size);
1270 av_packet_unref(&new_pkt);
1271 return AVERROR(EINVAL);
1272 }
1273
1274 memcpy(pkt->data, new_pkt.data, new_pkt.size);
1275 pkt->size = new_pkt.size;
1276
1277 ret = av_packet_copy_props(pkt, &new_pkt);
1278 av_packet_unref(&new_pkt);
1279 if (ret < 0)
1280 return ret;
1281 } else
1282 *pkt = new_pkt;
1283
1284 *got_packet = 1;
1285 }
1286
1287 return 0;
1288 }
1289
1290 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q)
1291 {
1292 QSVFrame *cur;
1293
1294 if (q->session)
1295 MFXVideoENCODE_Close(q->session);
1296 if (q->internal_session)
1297 MFXClose(q->internal_session);
1298 q->session = NULL;
1299 q->internal_session = NULL;
1300
1301 av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
1302 av_buffer_unref(&q->frames_ctx.mids_buf);
1303
1304 cur = q->work_frames;
1305 while (cur) {
1306 q->work_frames = cur->next;
1307 av_frame_free(&cur->frame);
1308 av_freep(&cur);
1309 cur = q->work_frames;
1310 }
1311
1312 while (q->async_fifo && av_fifo_size(q->async_fifo)) {
1313 AVPacket pkt;
1314 mfxSyncPoint *sync;
1315 mfxBitstream *bs;
1316
1317 av_fifo_generic_read(q->async_fifo, &pkt, sizeof(pkt), NULL);
1318 av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
1319 av_fifo_generic_read(q->async_fifo, &bs, sizeof(bs), NULL);
1320
1321 av_freep(&sync);
1322 av_freep(&bs);
1323 av_packet_unref(&pkt);
1324 }
1325 av_fifo_free(q->async_fifo);
1326 q->async_fifo = NULL;
1327
1328 av_freep(&q->opaque_surfaces);
1329 av_buffer_unref(&q->opaque_alloc_buf);
1330
1331 av_freep(&q->extparam);
1332
1333 return 0;
1334 }