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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 FFmpeg.
8  *
9  * FFmpeg 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  * FFmpeg 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 FFmpeg; 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 #include "libavcodec/bytestream.h"
36 
37 #include "avcodec.h"
38 #include "internal.h"
39 #include "packet_internal.h"
40 #include "qsv.h"
41 #include "qsv_internal.h"
42 #include "qsvenc.h"
43 
44 static const struct {
45     mfxU16 profile;
46     const char *name;
47 } profile_names[] = {
48     { MFX_PROFILE_AVC_BASELINE,                 "baseline"              },
49     { MFX_PROFILE_AVC_MAIN,                     "main"                  },
50     { MFX_PROFILE_AVC_EXTENDED,                 "extended"              },
51     { MFX_PROFILE_AVC_HIGH,                     "high"                  },
52 #if QSV_VERSION_ATLEAST(1, 15)
53     { MFX_PROFILE_AVC_HIGH_422,                 "high 422"              },
54 #endif
55 #if QSV_VERSION_ATLEAST(1, 4)
56     { MFX_PROFILE_AVC_CONSTRAINED_BASELINE,     "constrained baseline"  },
57     { MFX_PROFILE_AVC_CONSTRAINED_HIGH,         "constrained high"      },
58     { MFX_PROFILE_AVC_PROGRESSIVE_HIGH,         "progressive high"      },
59 #endif
60     { MFX_PROFILE_MPEG2_SIMPLE,                 "simple"                },
61     { MFX_PROFILE_MPEG2_MAIN,                   "main"                  },
62     { MFX_PROFILE_MPEG2_HIGH,                   "high"                  },
63     { MFX_PROFILE_VC1_SIMPLE,                   "simple"                },
64     { MFX_PROFILE_VC1_MAIN,                     "main"                  },
65     { MFX_PROFILE_VC1_ADVANCED,                 "advanced"              },
66 #if QSV_VERSION_ATLEAST(1, 8)
67     { MFX_PROFILE_HEVC_MAIN,                    "main"                  },
68     { MFX_PROFILE_HEVC_MAIN10,                  "main10"                },
69     { MFX_PROFILE_HEVC_MAINSP,                  "mainsp"                },
70     { MFX_PROFILE_HEVC_REXT,                    "rext"                  },
71 #endif
72 };
73 
print_profile(mfxU16 profile)74 static const char *print_profile(mfxU16 profile)
75 {
76     int i;
77     for (i = 0; i < FF_ARRAY_ELEMS(profile_names); i++)
78         if (profile == profile_names[i].profile)
79             return profile_names[i].name;
80     return "unknown";
81 }
82 
83 static const struct {
84     mfxU16      rc_mode;
85     const char *name;
86 } rc_names[] = {
87     { MFX_RATECONTROL_CBR,     "CBR" },
88     { MFX_RATECONTROL_VBR,     "VBR" },
89     { MFX_RATECONTROL_CQP,     "CQP" },
90 #if QSV_HAVE_AVBR
91     { MFX_RATECONTROL_AVBR,    "AVBR" },
92 #endif
93 #if QSV_HAVE_LA
94     { MFX_RATECONTROL_LA,      "LA" },
95 #endif
96 #if QSV_HAVE_ICQ
97     { MFX_RATECONTROL_ICQ,     "ICQ" },
98     { MFX_RATECONTROL_LA_ICQ,  "LA_ICQ" },
99 #endif
100 #if QSV_HAVE_VCM
101     { MFX_RATECONTROL_VCM,     "VCM" },
102 #endif
103 #if QSV_VERSION_ATLEAST(1, 10)
104     { MFX_RATECONTROL_LA_EXT,  "LA_EXT" },
105 #endif
106 #if QSV_HAVE_LA_HRD
107     { MFX_RATECONTROL_LA_HRD,  "LA_HRD" },
108 #endif
109 #if QSV_HAVE_QVBR
110     { MFX_RATECONTROL_QVBR,    "QVBR" },
111 #endif
112 };
113 
print_ratecontrol(mfxU16 rc_mode)114 static const char *print_ratecontrol(mfxU16 rc_mode)
115 {
116     int i;
117     for (i = 0; i < FF_ARRAY_ELEMS(rc_names); i++)
118         if (rc_mode == rc_names[i].rc_mode)
119             return rc_names[i].name;
120     return "unknown";
121 }
122 
print_threestate(mfxU16 val)123 static const char *print_threestate(mfxU16 val)
124 {
125     if (val == MFX_CODINGOPTION_ON)
126         return "ON";
127     else if (val == MFX_CODINGOPTION_OFF)
128         return "OFF";
129     return "unknown";
130 }
131 
dump_video_param(AVCodecContext * avctx,QSVEncContext * q,mfxExtBuffer ** coding_opts)132 static void dump_video_param(AVCodecContext *avctx, QSVEncContext *q,
133                              mfxExtBuffer **coding_opts)
134 {
135     mfxInfoMFX *info = &q->param.mfx;
136 
137     mfxExtCodingOption   *co = (mfxExtCodingOption*)coding_opts[0];
138 #if QSV_HAVE_CO2
139     mfxExtCodingOption2 *co2 = (mfxExtCodingOption2*)coding_opts[1];
140 #endif
141 #if QSV_HAVE_CO3
142     mfxExtCodingOption3 *co3 = (mfxExtCodingOption3*)coding_opts[2];
143 #endif
144 #if QSV_HAVE_EXT_HEVC_TILES
145     mfxExtHEVCTiles *exthevctiles = (mfxExtHEVCTiles *)coding_opts[3 + QSV_HAVE_CO_VPS];
146 #endif
147 
148     av_log(avctx, AV_LOG_VERBOSE, "profile: %s; level: %"PRIu16"\n",
149            print_profile(info->CodecProfile), info->CodecLevel);
150 
151     av_log(avctx, AV_LOG_VERBOSE, "GopPicSize: %"PRIu16"; GopRefDist: %"PRIu16"; GopOptFlag: ",
152            info->GopPicSize, info->GopRefDist);
153     if (info->GopOptFlag & MFX_GOP_CLOSED)
154         av_log(avctx, AV_LOG_VERBOSE, "closed ");
155     if (info->GopOptFlag & MFX_GOP_STRICT)
156         av_log(avctx, AV_LOG_VERBOSE, "strict ");
157     av_log(avctx, AV_LOG_VERBOSE, "; IdrInterval: %"PRIu16"\n", info->IdrInterval);
158 
159     av_log(avctx, AV_LOG_VERBOSE, "TargetUsage: %"PRIu16"; RateControlMethod: %s\n",
160            info->TargetUsage, print_ratecontrol(info->RateControlMethod));
161 
162     if (info->RateControlMethod == MFX_RATECONTROL_CBR ||
163         info->RateControlMethod == MFX_RATECONTROL_VBR
164 #if QSV_HAVE_VCM
165         || info->RateControlMethod == MFX_RATECONTROL_VCM
166 #endif
167         ) {
168         av_log(avctx, AV_LOG_VERBOSE,
169                "BufferSizeInKB: %"PRIu16"; InitialDelayInKB: %"PRIu16"; TargetKbps: %"PRIu16"; MaxKbps: %"PRIu16"; BRCParamMultiplier: %"PRIu16"\n",
170                info->BufferSizeInKB, info->InitialDelayInKB, info->TargetKbps, info->MaxKbps, info->BRCParamMultiplier);
171     } else if (info->RateControlMethod == MFX_RATECONTROL_CQP) {
172         av_log(avctx, AV_LOG_VERBOSE, "QPI: %"PRIu16"; QPP: %"PRIu16"; QPB: %"PRIu16"\n",
173                info->QPI, info->QPP, info->QPB);
174     }
175 #if QSV_HAVE_AVBR
176     else if (info->RateControlMethod == MFX_RATECONTROL_AVBR) {
177         av_log(avctx, AV_LOG_VERBOSE,
178                "TargetKbps: %"PRIu16"; Accuracy: %"PRIu16"; Convergence: %"PRIu16"; BRCParamMultiplier: %"PRIu16"\n",
179                info->TargetKbps, info->Accuracy, info->Convergence, info->BRCParamMultiplier);
180     }
181 #endif
182 #if QSV_HAVE_LA
183     else if (info->RateControlMethod == MFX_RATECONTROL_LA
184 #if QSV_HAVE_LA_HRD
185              || info->RateControlMethod == MFX_RATECONTROL_LA_HRD
186 #endif
187              ) {
188         av_log(avctx, AV_LOG_VERBOSE,
189                "TargetKbps: %"PRIu16"; LookAheadDepth: %"PRIu16"; BRCParamMultiplier: %"PRIu16"\n",
190                info->TargetKbps, co2->LookAheadDepth, info->BRCParamMultiplier);
191     }
192 #endif
193 #if QSV_HAVE_ICQ
194     else if (info->RateControlMethod == MFX_RATECONTROL_ICQ) {
195         av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"\n", info->ICQQuality);
196     } else if (info->RateControlMethod == MFX_RATECONTROL_LA_ICQ) {
197         av_log(avctx, AV_LOG_VERBOSE, "ICQQuality: %"PRIu16"; LookAheadDepth: %"PRIu16"\n",
198                info->ICQQuality, co2->LookAheadDepth);
199     }
200 #endif
201 #if QSV_HAVE_QVBR
202     else if (info->RateControlMethod == MFX_RATECONTROL_QVBR) {
203         av_log(avctx, AV_LOG_VERBOSE, "QVBRQuality: %"PRIu16"\n",
204                co3->QVBRQuality);
205     }
206 #endif
207     av_log(avctx, AV_LOG_VERBOSE, "NumSlice: %"PRIu16"; NumRefFrame: %"PRIu16"\n",
208            info->NumSlice, info->NumRefFrame);
209     av_log(avctx, AV_LOG_VERBOSE, "RateDistortionOpt: %s\n",
210            print_threestate(co->RateDistortionOpt));
211 
212 #if QSV_HAVE_EXT_HEVC_TILES
213     if (avctx->codec_id == AV_CODEC_ID_HEVC)
214         av_log(avctx, AV_LOG_VERBOSE, "NumTileColumns: %"PRIu16"; NumTileRows: %"PRIu16"\n",
215                exthevctiles->NumTileColumns, exthevctiles->NumTileRows);
216 #endif
217 
218 #if QSV_HAVE_CO2
219     av_log(avctx, AV_LOG_VERBOSE,
220            "RecoveryPointSEI: %s IntRefType: %"PRIu16"; IntRefCycleSize: %"PRIu16"; IntRefQPDelta: %"PRId16"\n",
221            print_threestate(co->RecoveryPointSEI), co2->IntRefType, co2->IntRefCycleSize, co2->IntRefQPDelta);
222 
223     av_log(avctx, AV_LOG_VERBOSE, "MaxFrameSize: %d; ", co2->MaxFrameSize);
224 #if QSV_HAVE_MAX_SLICE_SIZE
225     av_log(avctx, AV_LOG_VERBOSE, "MaxSliceSize: %d; ", co2->MaxSliceSize);
226 #endif
227     av_log(avctx, AV_LOG_VERBOSE, "\n");
228 
229     av_log(avctx, AV_LOG_VERBOSE,
230            "BitrateLimit: %s; MBBRC: %s; ExtBRC: %s\n",
231            print_threestate(co2->BitrateLimit), print_threestate(co2->MBBRC),
232            print_threestate(co2->ExtBRC));
233 
234 #if QSV_HAVE_TRELLIS
235     av_log(avctx, AV_LOG_VERBOSE, "Trellis: ");
236     if (co2->Trellis & MFX_TRELLIS_OFF) {
237         av_log(avctx, AV_LOG_VERBOSE, "off");
238     } else if (!co2->Trellis) {
239         av_log(avctx, AV_LOG_VERBOSE, "auto");
240     } else {
241         if (co2->Trellis & MFX_TRELLIS_I) av_log(avctx, AV_LOG_VERBOSE, "I");
242         if (co2->Trellis & MFX_TRELLIS_P) av_log(avctx, AV_LOG_VERBOSE, "P");
243         if (co2->Trellis & MFX_TRELLIS_B) av_log(avctx, AV_LOG_VERBOSE, "B");
244     }
245     av_log(avctx, AV_LOG_VERBOSE, "\n");
246 #endif
247 
248 #if QSV_HAVE_VDENC
249     av_log(avctx, AV_LOG_VERBOSE, "VDENC: %s\n", print_threestate(info->LowPower));
250 #endif
251 
252 #if QSV_VERSION_ATLEAST(1, 8)
253     av_log(avctx, AV_LOG_VERBOSE,
254            "RepeatPPS: %s; NumMbPerSlice: %"PRIu16"; LookAheadDS: ",
255            print_threestate(co2->RepeatPPS), co2->NumMbPerSlice);
256     switch (co2->LookAheadDS) {
257     case MFX_LOOKAHEAD_DS_OFF: av_log(avctx, AV_LOG_VERBOSE, "off");     break;
258     case MFX_LOOKAHEAD_DS_2x:  av_log(avctx, AV_LOG_VERBOSE, "2x");      break;
259     case MFX_LOOKAHEAD_DS_4x:  av_log(avctx, AV_LOG_VERBOSE, "4x");      break;
260     default:                   av_log(avctx, AV_LOG_VERBOSE, "unknown"); break;
261     }
262     av_log(avctx, AV_LOG_VERBOSE, "\n");
263 
264     av_log(avctx, AV_LOG_VERBOSE, "AdaptiveI: %s; AdaptiveB: %s; BRefType: ",
265            print_threestate(co2->AdaptiveI), print_threestate(co2->AdaptiveB));
266     switch (co2->BRefType) {
267     case MFX_B_REF_OFF:     av_log(avctx, AV_LOG_VERBOSE, "off");       break;
268     case MFX_B_REF_PYRAMID: av_log(avctx, AV_LOG_VERBOSE, "pyramid");   break;
269     default:                av_log(avctx, AV_LOG_VERBOSE, "auto");      break;
270     }
271     av_log(avctx, AV_LOG_VERBOSE, "\n");
272 #endif
273 
274 #if QSV_VERSION_ATLEAST(1, 9)
275     av_log(avctx, AV_LOG_VERBOSE,
276            "MinQPI: %"PRIu8"; MaxQPI: %"PRIu8"; MinQPP: %"PRIu8"; MaxQPP: %"PRIu8"; MinQPB: %"PRIu8"; MaxQPB: %"PRIu8"\n",
277            co2->MinQPI, co2->MaxQPI, co2->MinQPP, co2->MaxQPP, co2->MinQPB, co2->MaxQPB);
278 #endif
279 #endif
280 
281 #if QSV_HAVE_GPB
282     if (avctx->codec_id == AV_CODEC_ID_HEVC)
283         av_log(avctx, AV_LOG_VERBOSE,"GPB: %s\n", print_threestate(co3->GPB));
284 #endif
285 
286     if (avctx->codec_id == AV_CODEC_ID_H264) {
287         av_log(avctx, AV_LOG_VERBOSE, "Entropy coding: %s; MaxDecFrameBuffering: %"PRIu16"\n",
288                co->CAVLC == MFX_CODINGOPTION_ON ? "CAVLC" : "CABAC", co->MaxDecFrameBuffering);
289         av_log(avctx, AV_LOG_VERBOSE,
290                "NalHrdConformance: %s; SingleSeiNalUnit: %s; VuiVclHrdParameters: %s VuiNalHrdParameters: %s\n",
291                print_threestate(co->NalHrdConformance), print_threestate(co->SingleSeiNalUnit),
292                print_threestate(co->VuiVclHrdParameters), print_threestate(co->VuiNalHrdParameters));
293     }
294 
295     av_log(avctx, AV_LOG_VERBOSE, "FrameRateExtD: %"PRIu32"; FrameRateExtN: %"PRIu32" \n",
296            info->FrameInfo.FrameRateExtD, info->FrameInfo.FrameRateExtN);
297 
298 }
299 
select_rc_mode(AVCodecContext * avctx,QSVEncContext * q)300 static int select_rc_mode(AVCodecContext *avctx, QSVEncContext *q)
301 {
302     const char *rc_desc;
303     mfxU16      rc_mode;
304 
305     int want_la     = q->look_ahead;
306     int want_qscale = !!(avctx->flags & AV_CODEC_FLAG_QSCALE);
307     int want_vcm    = q->vcm;
308 
309     if (want_la && !QSV_HAVE_LA) {
310         av_log(avctx, AV_LOG_ERROR,
311                "Lookahead ratecontrol mode requested, but is not supported by this SDK version\n");
312         return AVERROR(ENOSYS);
313     }
314     if (want_vcm && !QSV_HAVE_VCM) {
315         av_log(avctx, AV_LOG_ERROR,
316                "VCM ratecontrol mode requested, but is not supported by this SDK version\n");
317         return AVERROR(ENOSYS);
318     }
319 
320     if (want_la + want_qscale + want_vcm > 1) {
321         av_log(avctx, AV_LOG_ERROR,
322                "More than one of: { constant qscale, lookahead, VCM } requested, "
323                "only one of them can be used at a time.\n");
324         return AVERROR(EINVAL);
325     }
326 
327     if (!want_qscale && avctx->global_quality > 0 && !QSV_HAVE_ICQ){
328         av_log(avctx, AV_LOG_ERROR,
329                "ICQ ratecontrol mode requested, but is not supported by this SDK version\n");
330         return AVERROR(ENOSYS);
331     }
332 
333     if (want_qscale) {
334         rc_mode = MFX_RATECONTROL_CQP;
335         rc_desc = "constant quantization parameter (CQP)";
336     }
337 #if QSV_HAVE_VCM
338     else if (want_vcm) {
339         rc_mode = MFX_RATECONTROL_VCM;
340         rc_desc = "video conferencing mode (VCM)";
341     }
342 #endif
343 #if QSV_HAVE_LA
344     else if (want_la) {
345         rc_mode = MFX_RATECONTROL_LA;
346         rc_desc = "VBR with lookahead (LA)";
347 
348 #if QSV_HAVE_ICQ
349         if (avctx->global_quality > 0) {
350             rc_mode = MFX_RATECONTROL_LA_ICQ;
351             rc_desc = "intelligent constant quality with lookahead (LA_ICQ)";
352         }
353 #endif
354     }
355 #endif
356 #if QSV_HAVE_ICQ
357     else if (avctx->global_quality > 0 && !avctx->rc_max_rate) {
358         rc_mode = MFX_RATECONTROL_ICQ;
359         rc_desc = "intelligent constant quality (ICQ)";
360     }
361 #endif
362     else if (avctx->rc_max_rate == avctx->bit_rate) {
363         rc_mode = MFX_RATECONTROL_CBR;
364         rc_desc = "constant bitrate (CBR)";
365     }
366 #if QSV_HAVE_AVBR
367     else if (!avctx->rc_max_rate) {
368         rc_mode = MFX_RATECONTROL_AVBR;
369         rc_desc = "average variable bitrate (AVBR)";
370     }
371 #endif
372 #if QSV_HAVE_QVBR
373     else if (avctx->global_quality > 0) {
374         rc_mode = MFX_RATECONTROL_QVBR;
375         rc_desc = "constant quality with VBR algorithm (QVBR)";
376     }
377 #endif
378     else {
379         rc_mode = MFX_RATECONTROL_VBR;
380         rc_desc = "variable bitrate (VBR)";
381     }
382 
383     q->param.mfx.RateControlMethod = rc_mode;
384     av_log(avctx, AV_LOG_VERBOSE, "Using the %s ratecontrol method\n", rc_desc);
385 
386     return 0;
387 }
388 
check_enc_param(AVCodecContext * avctx,QSVEncContext * q)389 static int check_enc_param(AVCodecContext *avctx, QSVEncContext *q)
390 {
391     mfxVideoParam param_out = { .mfx.CodecId = q->param.mfx.CodecId };
392     mfxStatus ret;
393 
394 #define UNMATCH(x) (param_out.mfx.x != q->param.mfx.x)
395 
396     ret = MFXVideoENCODE_Query(q->session, &q->param, &param_out);
397 
398     if (ret < 0) {
399         if (UNMATCH(CodecId))
400             av_log(avctx, AV_LOG_ERROR, "Current codec type is unsupported\n");
401         if (UNMATCH(CodecProfile))
402             av_log(avctx, AV_LOG_ERROR, "Current profile is unsupported\n");
403         if (UNMATCH(RateControlMethod))
404             av_log(avctx, AV_LOG_ERROR, "Selected ratecontrol mode is unsupported\n");
405         if (UNMATCH(LowPower))
406               av_log(avctx, AV_LOG_ERROR, "Low power mode is unsupported\n");
407         if (UNMATCH(FrameInfo.FrameRateExtN) || UNMATCH(FrameInfo.FrameRateExtD))
408               av_log(avctx, AV_LOG_ERROR, "Current frame rate is unsupported\n");
409         if (UNMATCH(FrameInfo.PicStruct))
410               av_log(avctx, AV_LOG_ERROR, "Current picture structure is unsupported\n");
411         if (UNMATCH(FrameInfo.Width) || UNMATCH(FrameInfo.Height))
412               av_log(avctx, AV_LOG_ERROR, "Current resolution is unsupported\n");
413         if (UNMATCH(FrameInfo.FourCC))
414               av_log(avctx, AV_LOG_ERROR, "Current pixel format is unsupported\n");
415         return 0;
416     }
417     return 1;
418 }
419 
init_video_param_jpeg(AVCodecContext * avctx,QSVEncContext * q)420 static int init_video_param_jpeg(AVCodecContext *avctx, QSVEncContext *q)
421 {
422     enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
423                                    avctx->sw_pix_fmt : avctx->pix_fmt;
424     const AVPixFmtDescriptor *desc;
425     int ret;
426 
427     ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
428     if (ret < 0)
429         return AVERROR_BUG;
430     q->param.mfx.CodecId = ret;
431 
432     if (avctx->level > 0)
433         q->param.mfx.CodecLevel = avctx->level;
434     q->param.mfx.CodecProfile       = q->profile;
435 
436     desc = av_pix_fmt_desc_get(sw_format);
437     if (!desc)
438         return AVERROR_BUG;
439 
440     ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
441 
442     q->param.mfx.FrameInfo.CropX          = 0;
443     q->param.mfx.FrameInfo.CropY          = 0;
444     q->param.mfx.FrameInfo.CropW          = avctx->width;
445     q->param.mfx.FrameInfo.CropH          = avctx->height;
446     q->param.mfx.FrameInfo.AspectRatioW   = avctx->sample_aspect_ratio.num;
447     q->param.mfx.FrameInfo.AspectRatioH   = avctx->sample_aspect_ratio.den;
448     q->param.mfx.FrameInfo.ChromaFormat   = MFX_CHROMAFORMAT_YUV420;
449     q->param.mfx.FrameInfo.BitDepthLuma   = desc->comp[0].depth;
450     q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
451     q->param.mfx.FrameInfo.Shift          = desc->comp[0].depth > 8;
452 
453     q->param.mfx.FrameInfo.Width  = FFALIGN(avctx->width, 16);
454     q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 16);
455 
456     if (avctx->hw_frames_ctx) {
457         AVHWFramesContext *frames_ctx    = (AVHWFramesContext *)avctx->hw_frames_ctx->data;
458         AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
459         q->param.mfx.FrameInfo.Width  = frames_hwctx->surfaces[0].Info.Width;
460         q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
461     }
462 
463     if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
464         q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
465         q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
466     } else {
467         q->param.mfx.FrameInfo.FrameRateExtN  = avctx->time_base.den;
468         q->param.mfx.FrameInfo.FrameRateExtD  = avctx->time_base.num;
469     }
470 
471     q->param.mfx.Interleaved          = 1;
472     q->param.mfx.Quality              = av_clip(avctx->global_quality, 1, 100);
473     q->param.mfx.RestartInterval      = 0;
474 
475     q->width_align = 16;
476     q->height_align = 16;
477 
478     q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
479     q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
480 
481     return 0;
482 }
483 
init_video_param(AVCodecContext * avctx,QSVEncContext * q)484 static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
485 {
486     enum AVPixelFormat sw_format = avctx->pix_fmt == AV_PIX_FMT_QSV ?
487                                    avctx->sw_pix_fmt : avctx->pix_fmt;
488     const AVPixFmtDescriptor *desc;
489     float quant;
490     int target_bitrate_kbps, max_bitrate_kbps, brc_param_multiplier;
491     int buffer_size_in_kilobytes, initial_delay_in_kilobytes;
492     int ret;
493 
494     ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
495     if (ret < 0)
496         return AVERROR_BUG;
497     q->param.mfx.CodecId = ret;
498 
499     if (avctx->level > 0)
500         q->param.mfx.CodecLevel = avctx->level;
501 
502     if (avctx->compression_level == FF_COMPRESSION_DEFAULT) {
503         avctx->compression_level = q->preset;
504     } else if (avctx->compression_level >= 0) {
505         if (avctx->compression_level > MFX_TARGETUSAGE_BEST_SPEED) {
506             av_log(avctx, AV_LOG_WARNING, "Invalid compression level: "
507                     "valid range is 0-%d, using %d instead\n",
508                     MFX_TARGETUSAGE_BEST_SPEED, MFX_TARGETUSAGE_BEST_SPEED);
509             avctx->compression_level = MFX_TARGETUSAGE_BEST_SPEED;
510         }
511     }
512 
513     if (q->low_power) {
514 #if QSV_HAVE_VDENC
515         q->param.mfx.LowPower = MFX_CODINGOPTION_ON;
516 #else
517         av_log(avctx, AV_LOG_WARNING, "The low_power option is "
518                             "not supported with this MSDK version.\n");
519         q->low_power = 0;
520         q->param.mfx.LowPower = MFX_CODINGOPTION_OFF;
521 #endif
522     } else
523         q->param.mfx.LowPower = MFX_CODINGOPTION_OFF;
524 
525     q->param.mfx.CodecProfile       = q->profile;
526     q->param.mfx.TargetUsage        = avctx->compression_level;
527     q->param.mfx.GopPicSize         = FFMAX(0, avctx->gop_size);
528     q->param.mfx.GopRefDist         = FFMAX(-1, avctx->max_b_frames) + 1;
529     q->param.mfx.GopOptFlag         = avctx->flags & AV_CODEC_FLAG_CLOSED_GOP ?
530                                       MFX_GOP_CLOSED : 0;
531     q->param.mfx.IdrInterval        = q->idr_interval;
532     q->param.mfx.NumSlice           = avctx->slices;
533     q->param.mfx.NumRefFrame        = FFMAX(0, avctx->refs);
534     q->param.mfx.EncodedOrder       = 0;
535     q->param.mfx.BufferSizeInKB     = 0;
536 
537     desc = av_pix_fmt_desc_get(sw_format);
538     if (!desc)
539         return AVERROR_BUG;
540 
541     ff_qsv_map_pixfmt(sw_format, &q->param.mfx.FrameInfo.FourCC);
542 
543     q->param.mfx.FrameInfo.CropX          = 0;
544     q->param.mfx.FrameInfo.CropY          = 0;
545     q->param.mfx.FrameInfo.CropW          = avctx->width;
546     q->param.mfx.FrameInfo.CropH          = avctx->height;
547     q->param.mfx.FrameInfo.AspectRatioW   = avctx->sample_aspect_ratio.num;
548     q->param.mfx.FrameInfo.AspectRatioH   = avctx->sample_aspect_ratio.den;
549     q->param.mfx.FrameInfo.ChromaFormat   = MFX_CHROMAFORMAT_YUV420 +
550                                             !desc->log2_chroma_w + !desc->log2_chroma_h;
551     q->param.mfx.FrameInfo.BitDepthLuma   = desc->comp[0].depth;
552     q->param.mfx.FrameInfo.BitDepthChroma = desc->comp[0].depth;
553     q->param.mfx.FrameInfo.Shift          = desc->comp[0].depth > 8;
554 
555     // If the minor version is greater than or equal to 19,
556     // then can use the same alignment settings as H.264 for HEVC
557     q->width_align = (avctx->codec_id != AV_CODEC_ID_HEVC ||
558                       QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 19)) ? 16 : 32;
559     q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
560 
561     if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
562         // it is important that PicStruct be setup correctly from the
563         // start--otherwise, encoding doesn't work and results in a bunch
564         // of incompatible video parameter errors
565         q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_TFF;
566         // height alignment always must be 32 for interlaced video
567         q->height_align = 32;
568     } else {
569         q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
570         // for progressive video, the height should be aligned to 16 for
571         // H.264.  For HEVC, depending on the version of MFX, it should be
572         // either 32 or 16.  The lower number is better if possible.
573         q->height_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
574     }
575     q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
576 
577     if (avctx->hw_frames_ctx) {
578         AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
579         AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
580         q->param.mfx.FrameInfo.Width  = frames_hwctx->surfaces[0].Info.Width;
581         q->param.mfx.FrameInfo.Height = frames_hwctx->surfaces[0].Info.Height;
582     }
583 
584     if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
585         q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
586         q->param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
587     } else {
588         q->param.mfx.FrameInfo.FrameRateExtN  = avctx->time_base.den;
589         q->param.mfx.FrameInfo.FrameRateExtD  = avctx->time_base.num;
590     }
591 
592     ret = select_rc_mode(avctx, q);
593     if (ret < 0)
594         return ret;
595 
596     //libmfx BRC parameters are 16 bits thus maybe overflow, then BRCParamMultiplier is needed
597     buffer_size_in_kilobytes   = avctx->rc_buffer_size / 8000;
598     initial_delay_in_kilobytes = avctx->rc_initial_buffer_occupancy / 8000;
599     target_bitrate_kbps        = avctx->bit_rate / 1000;
600     max_bitrate_kbps           = avctx->rc_max_rate / 1000;
601     brc_param_multiplier       = (FFMAX(FFMAX3(target_bitrate_kbps, max_bitrate_kbps, buffer_size_in_kilobytes),
602                                   initial_delay_in_kilobytes) + 0x10000) / 0x10000;
603 
604     switch (q->param.mfx.RateControlMethod) {
605     case MFX_RATECONTROL_CBR:
606     case MFX_RATECONTROL_VBR:
607 #if QSV_HAVE_VCM
608     case MFX_RATECONTROL_VCM:
609 #endif
610 #if QSV_HAVE_QVBR
611     case MFX_RATECONTROL_QVBR:
612 #endif
613         q->param.mfx.BufferSizeInKB   = buffer_size_in_kilobytes / brc_param_multiplier;
614         q->param.mfx.InitialDelayInKB = initial_delay_in_kilobytes / brc_param_multiplier;
615         q->param.mfx.TargetKbps       = target_bitrate_kbps / brc_param_multiplier;
616         q->param.mfx.MaxKbps          = max_bitrate_kbps / brc_param_multiplier;
617         q->param.mfx.BRCParamMultiplier = brc_param_multiplier;
618 #if QSV_HAVE_QVBR
619         if (q->param.mfx.RateControlMethod == MFX_RATECONTROL_QVBR)
620             q->extco3.QVBRQuality = av_clip(avctx->global_quality, 0, 51);
621 #endif
622         break;
623     case MFX_RATECONTROL_CQP:
624         quant = avctx->global_quality / FF_QP2LAMBDA;
625 
626         q->param.mfx.QPI = av_clip(quant * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51);
627         q->param.mfx.QPP = av_clip(quant, 0, 51);
628         q->param.mfx.QPB = av_clip(quant * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51);
629 
630         break;
631 #if QSV_HAVE_AVBR
632     case MFX_RATECONTROL_AVBR:
633         q->param.mfx.TargetKbps  = target_bitrate_kbps / brc_param_multiplier;
634         q->param.mfx.Convergence = q->avbr_convergence;
635         q->param.mfx.Accuracy    = q->avbr_accuracy;
636         q->param.mfx.BRCParamMultiplier = brc_param_multiplier;
637         break;
638 #endif
639 #if QSV_HAVE_LA
640     case MFX_RATECONTROL_LA:
641         q->param.mfx.TargetKbps  = target_bitrate_kbps / brc_param_multiplier;
642         q->extco2.LookAheadDepth = q->look_ahead_depth;
643         q->param.mfx.BRCParamMultiplier = brc_param_multiplier;
644         break;
645 #if QSV_HAVE_ICQ
646     case MFX_RATECONTROL_LA_ICQ:
647         q->extco2.LookAheadDepth = q->look_ahead_depth;
648     case MFX_RATECONTROL_ICQ:
649         q->param.mfx.ICQQuality  = avctx->global_quality;
650         break;
651 #endif
652 #endif
653     }
654 
655     // The HEVC encoder plugin currently fails with some old libmfx version if coding options
656     // are provided. Can't find the extract libmfx version which fixed it, just enable it from
657     // V1.28 in order to keep compatibility security.
658     if (((avctx->codec_id != AV_CODEC_ID_HEVC) || QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 28))
659         && (avctx->codec_id != AV_CODEC_ID_VP9)) {
660         q->extco.Header.BufferId      = MFX_EXTBUFF_CODING_OPTION;
661         q->extco.Header.BufferSz      = sizeof(q->extco);
662 
663         q->extco.PicTimingSEI         = q->pic_timing_sei ?
664                                         MFX_CODINGOPTION_ON : MFX_CODINGOPTION_UNKNOWN;
665 
666         if (q->rdo >= 0)
667             q->extco.RateDistortionOpt = q->rdo > 0 ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
668 
669         if (avctx->codec_id == AV_CODEC_ID_H264) {
670 #if FF_API_CODER_TYPE
671 FF_DISABLE_DEPRECATION_WARNINGS
672             if (avctx->coder_type >= 0)
673                 q->cavlc = avctx->coder_type == FF_CODER_TYPE_VLC;
674 FF_ENABLE_DEPRECATION_WARNINGS
675 #endif
676             q->extco.CAVLC = q->cavlc ? MFX_CODINGOPTION_ON
677                                       : MFX_CODINGOPTION_UNKNOWN;
678 
679             if (avctx->strict_std_compliance != FF_COMPLIANCE_NORMAL)
680                 q->extco.NalHrdConformance = avctx->strict_std_compliance > FF_COMPLIANCE_NORMAL ?
681                                              MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
682 
683             if (q->single_sei_nal_unit >= 0)
684                 q->extco.SingleSeiNalUnit = q->single_sei_nal_unit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
685             if (q->recovery_point_sei >= 0)
686                 q->extco.RecoveryPointSEI = q->recovery_point_sei ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
687             q->extco.MaxDecFrameBuffering = q->max_dec_frame_buffering;
688             q->extco.AUDelimiter          = q->aud ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
689         }
690 
691         q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco;
692 
693 #if QSV_HAVE_CO2
694         if (avctx->codec_id == AV_CODEC_ID_H264) {
695             if (q->int_ref_type >= 0)
696                 q->extco2.IntRefType = q->int_ref_type;
697             if (q->int_ref_cycle_size >= 0)
698                 q->extco2.IntRefCycleSize = q->int_ref_cycle_size;
699             if (q->int_ref_qp_delta != INT16_MIN)
700                 q->extco2.IntRefQPDelta = q->int_ref_qp_delta;
701 
702             if (q->bitrate_limit >= 0)
703                 q->extco2.BitrateLimit = q->bitrate_limit ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
704             if (q->mbbrc >= 0)
705                 q->extco2.MBBRC = q->mbbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
706 
707             if (q->max_frame_size >= 0)
708                 q->extco2.MaxFrameSize = q->max_frame_size;
709 #if QSV_HAVE_MAX_SLICE_SIZE
710             if (q->max_slice_size >= 0)
711                 q->extco2.MaxSliceSize = q->max_slice_size;
712 #endif
713 
714 #if QSV_HAVE_TRELLIS
715             if (avctx->trellis >= 0)
716                 q->extco2.Trellis = (avctx->trellis == 0) ? MFX_TRELLIS_OFF : (MFX_TRELLIS_I | MFX_TRELLIS_P | MFX_TRELLIS_B);
717             else
718                 q->extco2.Trellis = MFX_TRELLIS_UNKNOWN;
719 #endif
720 
721 #if QSV_VERSION_ATLEAST(1, 8)
722             q->extco2.LookAheadDS = q->look_ahead_downsampling;
723             q->extco2.RepeatPPS   = q->repeat_pps ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
724 
725 #if FF_API_PRIVATE_OPT
726 FF_DISABLE_DEPRECATION_WARNINGS
727             if (avctx->b_frame_strategy >= 0)
728                 q->b_strategy = avctx->b_frame_strategy;
729 FF_ENABLE_DEPRECATION_WARNINGS
730 #endif
731             if (q->b_strategy >= 0)
732                 q->extco2.BRefType = q->b_strategy ? MFX_B_REF_PYRAMID : MFX_B_REF_OFF;
733             if (q->adaptive_i >= 0)
734                 q->extco2.AdaptiveI = q->adaptive_i ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
735             if (q->adaptive_b >= 0)
736                 q->extco2.AdaptiveB = q->adaptive_b ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
737 #endif
738         }
739 
740         if (avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_HEVC) {
741             if (q->extbrc >= 0)
742                 q->extco2.ExtBRC = q->extbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
743 
744 #if QSV_VERSION_ATLEAST(1, 9)
745             if (avctx->qmin >= 0 && avctx->qmax >= 0 && avctx->qmin > avctx->qmax) {
746                 av_log(avctx, AV_LOG_ERROR, "qmin and or qmax are set but invalid, please make sure min <= max\n");
747                 return AVERROR(EINVAL);
748             }
749             if (avctx->qmin >= 0) {
750                 q->extco2.MinQPI = avctx->qmin > 51 ? 51 : avctx->qmin;
751                 q->extco2.MinQPP = q->extco2.MinQPB = q->extco2.MinQPI;
752             }
753             if (avctx->qmax >= 0) {
754                 q->extco2.MaxQPI = avctx->qmax > 51 ? 51 : avctx->qmax;
755                 q->extco2.MaxQPP = q->extco2.MaxQPB = q->extco2.MaxQPI;
756             }
757 #endif
758             q->extco2.Header.BufferId = MFX_EXTBUFF_CODING_OPTION2;
759             q->extco2.Header.BufferSz = sizeof(q->extco2);
760 
761             q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco2;
762         }
763 #endif
764 
765         if (avctx->codec_id == AV_CODEC_ID_H264) {
766 #if QSV_HAVE_MF
767             if (QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 25)) {
768                 q->extmfp.Header.BufferId     = MFX_EXTBUFF_MULTI_FRAME_PARAM;
769                 q->extmfp.Header.BufferSz     = sizeof(q->extmfp);
770 
771                 q->extmfp.MFMode = q->mfmode;
772                 av_log(avctx,AV_LOG_VERBOSE,"MFMode:%d\n", q->extmfp.MFMode);
773                 q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extmfp;
774             }
775 #endif
776         }
777 #if QSV_HAVE_CO3
778         q->extco3.Header.BufferId      = MFX_EXTBUFF_CODING_OPTION3;
779         q->extco3.Header.BufferSz      = sizeof(q->extco3);
780 #if QSV_HAVE_GPB
781         if (avctx->codec_id == AV_CODEC_ID_HEVC)
782             q->extco3.GPB              = q->gpb ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
783 #endif
784         q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco3;
785 #endif
786     }
787 
788 #if QSV_HAVE_EXT_VP9_PARAM
789     if (avctx->codec_id == AV_CODEC_ID_VP9) {
790         q->extvp9param.Header.BufferId = MFX_EXTBUFF_VP9_PARAM;
791         q->extvp9param.Header.BufferSz = sizeof(q->extvp9param);
792         q->extvp9param.WriteIVFHeaders = MFX_CODINGOPTION_OFF;
793         q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extvp9param;
794     }
795 #endif
796 
797 #if QSV_HAVE_EXT_HEVC_TILES
798     if (avctx->codec_id == AV_CODEC_ID_HEVC) {
799         q->exthevctiles.Header.BufferId = MFX_EXTBUFF_HEVC_TILES;
800         q->exthevctiles.Header.BufferSz = sizeof(q->exthevctiles);
801         q->exthevctiles.NumTileColumns  = q->tile_cols;
802         q->exthevctiles.NumTileRows     = q->tile_rows;
803         q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->exthevctiles;
804     }
805 #endif
806 
807     if (!check_enc_param(avctx,q)) {
808         av_log(avctx, AV_LOG_ERROR,
809                "some encoding parameters are not supported by the QSV "
810                "runtime. Please double check the input parameters.\n");
811         return AVERROR(ENOSYS);
812     }
813 
814     return 0;
815 }
816 
qsv_retrieve_enc_jpeg_params(AVCodecContext * avctx,QSVEncContext * q)817 static int qsv_retrieve_enc_jpeg_params(AVCodecContext *avctx, QSVEncContext *q)
818 {
819     int ret = 0;
820 
821     ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
822     if (ret < 0)
823         return ff_qsv_print_error(avctx, ret,
824                                   "Error calling GetVideoParam");
825 
826     q->packet_size = q->param.mfx.BufferSizeInKB * q->param.mfx.BRCParamMultiplier * 1000;
827 
828     // for qsv mjpeg the return value maybe 0 so alloc the buffer
829     if (q->packet_size == 0)
830         q->packet_size = q->param.mfx.FrameInfo.Height * q->param.mfx.FrameInfo.Width * 4;
831 
832     return 0;
833 }
834 
qsv_retrieve_enc_vp9_params(AVCodecContext * avctx,QSVEncContext * q)835 static int qsv_retrieve_enc_vp9_params(AVCodecContext *avctx, QSVEncContext *q)
836 {
837     int ret = 0;
838 #if QSV_HAVE_EXT_VP9_PARAM
839     mfxExtVP9Param vp9_extend_buf = {
840          .Header.BufferId = MFX_EXTBUFF_VP9_PARAM,
841          .Header.BufferSz = sizeof(vp9_extend_buf),
842     };
843 #endif
844 
845 #if QSV_HAVE_CO2
846     mfxExtCodingOption2 co2 = {
847         .Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
848         .Header.BufferSz = sizeof(co2),
849     };
850 #endif
851 
852 #if QSV_HAVE_CO3
853     mfxExtCodingOption3 co3 = {
854         .Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
855         .Header.BufferSz = sizeof(co3),
856     };
857 #endif
858 
859     mfxExtBuffer *ext_buffers[] = {
860 #if QSV_HAVE_EXT_VP9_PARAM
861         (mfxExtBuffer*)&vp9_extend_buf,
862 #endif
863 #if QSV_HAVE_CO2
864         (mfxExtBuffer*)&co2,
865 #endif
866 #if QSV_HAVE_CO3
867         (mfxExtBuffer*)&co3,
868 #endif
869     };
870 
871     q->param.ExtParam    = ext_buffers;
872     q->param.NumExtParam = FF_ARRAY_ELEMS(ext_buffers);
873 
874     ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
875     if (ret < 0)
876         return ff_qsv_print_error(avctx, ret,
877                                   "Error calling GetVideoParam");
878 
879     q->packet_size = q->param.mfx.BufferSizeInKB * q->param.mfx.BRCParamMultiplier * 1000;
880 
881     return 0;
882 }
883 
qsv_retrieve_enc_params(AVCodecContext * avctx,QSVEncContext * q)884 static int qsv_retrieve_enc_params(AVCodecContext *avctx, QSVEncContext *q)
885 {
886     AVCPBProperties *cpb_props;
887 
888     uint8_t sps_buf[128];
889     uint8_t pps_buf[128];
890 
891     mfxExtCodingOptionSPSPPS extradata = {
892         .Header.BufferId = MFX_EXTBUFF_CODING_OPTION_SPSPPS,
893         .Header.BufferSz = sizeof(extradata),
894         .SPSBuffer = sps_buf, .SPSBufSize = sizeof(sps_buf),
895         .PPSBuffer = pps_buf, .PPSBufSize = sizeof(pps_buf)
896     };
897 
898     mfxExtCodingOption co = {
899         .Header.BufferId = MFX_EXTBUFF_CODING_OPTION,
900         .Header.BufferSz = sizeof(co),
901     };
902 #if QSV_HAVE_CO2
903     mfxExtCodingOption2 co2 = {
904         .Header.BufferId = MFX_EXTBUFF_CODING_OPTION2,
905         .Header.BufferSz = sizeof(co2),
906     };
907 #endif
908 #if QSV_HAVE_CO3
909     mfxExtCodingOption3 co3 = {
910         .Header.BufferId = MFX_EXTBUFF_CODING_OPTION3,
911         .Header.BufferSz = sizeof(co3),
912     };
913 #endif
914 
915 #if QSV_HAVE_CO_VPS
916     uint8_t vps_buf[128];
917     mfxExtCodingOptionVPS extradata_vps = {
918         .Header.BufferId = MFX_EXTBUFF_CODING_OPTION_VPS,
919         .Header.BufferSz = sizeof(extradata_vps),
920         .VPSBuffer       = vps_buf,
921         .VPSBufSize      = sizeof(vps_buf),
922     };
923 #endif
924 
925 #if QSV_HAVE_EXT_HEVC_TILES
926     mfxExtHEVCTiles hevc_tile_buf = {
927          .Header.BufferId = MFX_EXTBUFF_HEVC_TILES,
928          .Header.BufferSz = sizeof(hevc_tile_buf),
929     };
930 #endif
931 
932     mfxExtBuffer *ext_buffers[2 + QSV_HAVE_CO2 + QSV_HAVE_CO3 + QSV_HAVE_CO_VPS + QSV_HAVE_EXT_HEVC_TILES];
933 
934     int need_pps = avctx->codec_id != AV_CODEC_ID_MPEG2VIDEO;
935     int ret, ext_buf_num = 0, extradata_offset = 0;
936 
937     ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&extradata;
938     ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&co;
939 #if QSV_HAVE_CO2
940     ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&co2;
941 #endif
942 #if QSV_HAVE_CO3
943     ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&co3;
944 #endif
945 #if QSV_HAVE_CO_VPS
946     q->hevc_vps = ((avctx->codec_id == AV_CODEC_ID_HEVC) && QSV_RUNTIME_VERSION_ATLEAST(q->ver, 1, 17));
947     if (q->hevc_vps)
948         ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&extradata_vps;
949 #endif
950 #if QSV_HAVE_EXT_HEVC_TILES
951     if (avctx->codec_id == AV_CODEC_ID_HEVC)
952         ext_buffers[ext_buf_num++] = (mfxExtBuffer*)&hevc_tile_buf;
953 #endif
954 
955     q->param.ExtParam    = ext_buffers;
956     q->param.NumExtParam = ext_buf_num;
957 
958     ret = MFXVideoENCODE_GetVideoParam(q->session, &q->param);
959     if (ret < 0)
960         return ff_qsv_print_error(avctx, ret,
961                                   "Error calling GetVideoParam");
962 
963     q->packet_size = q->param.mfx.BufferSizeInKB * q->param.mfx.BRCParamMultiplier * 1000;
964 
965     if (!extradata.SPSBufSize || (need_pps && !extradata.PPSBufSize)
966 #if QSV_HAVE_CO_VPS
967         || (q->hevc_vps && !extradata_vps.VPSBufSize)
968 #endif
969     ) {
970         av_log(avctx, AV_LOG_ERROR, "No extradata returned from libmfx.\n");
971         return AVERROR_UNKNOWN;
972     }
973 
974     avctx->extradata_size = extradata.SPSBufSize + need_pps * extradata.PPSBufSize;
975 #if QSV_HAVE_CO_VPS
976     avctx->extradata_size += q->hevc_vps * extradata_vps.VPSBufSize;
977 #endif
978 
979     avctx->extradata = av_malloc(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
980     if (!avctx->extradata)
981         return AVERROR(ENOMEM);
982 
983 #if QSV_HAVE_CO_VPS
984     if (q->hevc_vps) {
985         memcpy(avctx->extradata, vps_buf, extradata_vps.VPSBufSize);
986         extradata_offset += extradata_vps.VPSBufSize;
987     }
988 #endif
989 
990     memcpy(avctx->extradata + extradata_offset, sps_buf, extradata.SPSBufSize);
991     extradata_offset += extradata.SPSBufSize;
992     if (need_pps) {
993         memcpy(avctx->extradata + extradata_offset, pps_buf, extradata.PPSBufSize);
994         extradata_offset += extradata.PPSBufSize;
995     }
996     memset(avctx->extradata + avctx->extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
997 
998     cpb_props = ff_add_cpb_side_data(avctx);
999     if (!cpb_props)
1000         return AVERROR(ENOMEM);
1001     cpb_props->max_bitrate = avctx->rc_max_rate;
1002     cpb_props->min_bitrate = avctx->rc_min_rate;
1003     cpb_props->avg_bitrate = avctx->bit_rate;
1004     cpb_props->buffer_size = avctx->rc_buffer_size;
1005 
1006     dump_video_param(avctx, q, ext_buffers + 1);
1007 
1008     return 0;
1009 }
1010 
qsv_init_opaque_alloc(AVCodecContext * avctx,QSVEncContext * q)1011 static int qsv_init_opaque_alloc(AVCodecContext *avctx, QSVEncContext *q)
1012 {
1013     AVQSVContext *qsv = avctx->hwaccel_context;
1014     mfxFrameSurface1 *surfaces;
1015     int nb_surfaces, i;
1016 
1017     nb_surfaces = qsv->nb_opaque_surfaces + q->req.NumFrameSuggested;
1018 
1019     q->opaque_alloc_buf = av_buffer_allocz(sizeof(*surfaces) * nb_surfaces);
1020     if (!q->opaque_alloc_buf)
1021         return AVERROR(ENOMEM);
1022 
1023     q->opaque_surfaces = av_malloc_array(nb_surfaces, sizeof(*q->opaque_surfaces));
1024     if (!q->opaque_surfaces)
1025         return AVERROR(ENOMEM);
1026 
1027     surfaces = (mfxFrameSurface1*)q->opaque_alloc_buf->data;
1028     for (i = 0; i < nb_surfaces; i++) {
1029         surfaces[i].Info      = q->req.Info;
1030         q->opaque_surfaces[i] = surfaces + i;
1031     }
1032 
1033     q->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
1034     q->opaque_alloc.Header.BufferSz = sizeof(q->opaque_alloc);
1035     q->opaque_alloc.In.Surfaces     = q->opaque_surfaces;
1036     q->opaque_alloc.In.NumSurface   = nb_surfaces;
1037     q->opaque_alloc.In.Type         = q->req.Type;
1038 
1039     q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->opaque_alloc;
1040 
1041     qsv->nb_opaque_surfaces = nb_surfaces;
1042     qsv->opaque_surfaces    = q->opaque_alloc_buf;
1043     qsv->opaque_alloc_type  = q->req.Type;
1044 
1045     return 0;
1046 }
1047 
qsvenc_init_session(AVCodecContext * avctx,QSVEncContext * q)1048 static int qsvenc_init_session(AVCodecContext *avctx, QSVEncContext *q)
1049 {
1050     int ret;
1051 
1052     if (avctx->hwaccel_context) {
1053         AVQSVContext *qsv = avctx->hwaccel_context;
1054         q->session = qsv->session;
1055     } else if (avctx->hw_frames_ctx) {
1056         q->frames_ctx.hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
1057         if (!q->frames_ctx.hw_frames_ctx)
1058             return AVERROR(ENOMEM);
1059 
1060         ret = ff_qsv_init_session_frames(avctx, &q->internal_qs.session,
1061                                          &q->frames_ctx, q->load_plugins,
1062                                          q->param.IOPattern == MFX_IOPATTERN_IN_OPAQUE_MEMORY,
1063                                          MFX_GPUCOPY_OFF);
1064         if (ret < 0) {
1065             av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
1066             return ret;
1067         }
1068 
1069         q->session = q->internal_qs.session;
1070     } else if (avctx->hw_device_ctx) {
1071         ret = ff_qsv_init_session_device(avctx, &q->internal_qs.session,
1072                                          avctx->hw_device_ctx, q->load_plugins,
1073                                          MFX_GPUCOPY_OFF);
1074         if (ret < 0)
1075             return ret;
1076 
1077         q->session = q->internal_qs.session;
1078     } else {
1079         ret = ff_qsv_init_internal_session(avctx, &q->internal_qs,
1080                                            q->load_plugins, MFX_GPUCOPY_OFF);
1081         if (ret < 0)
1082             return ret;
1083 
1084         q->session = q->internal_qs.session;
1085     }
1086 
1087     return 0;
1088 }
1089 
qsv_fifo_item_size(void)1090 static inline unsigned int qsv_fifo_item_size(void)
1091 {
1092     return sizeof(AVPacket) + sizeof(mfxSyncPoint*) + sizeof(mfxBitstream*);
1093 }
1094 
qsv_fifo_size(const AVFifoBuffer * fifo)1095 static inline unsigned int qsv_fifo_size(const AVFifoBuffer* fifo)
1096 {
1097     return av_fifo_size(fifo)/qsv_fifo_item_size();
1098 }
1099 
ff_qsv_enc_init(AVCodecContext * avctx,QSVEncContext * q)1100 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
1101 {
1102     int iopattern = 0;
1103     int opaque_alloc = 0;
1104     int ret;
1105 
1106     q->param.AsyncDepth = q->async_depth;
1107 
1108     q->async_fifo = av_fifo_alloc(q->async_depth * qsv_fifo_item_size());
1109     if (!q->async_fifo)
1110         return AVERROR(ENOMEM);
1111 
1112     if (avctx->hwaccel_context) {
1113         AVQSVContext *qsv = avctx->hwaccel_context;
1114 
1115         iopattern    = qsv->iopattern;
1116         opaque_alloc = qsv->opaque_alloc;
1117     }
1118 
1119     if (avctx->hw_frames_ctx) {
1120         AVHWFramesContext    *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
1121         AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
1122 
1123         if (!iopattern) {
1124             if (frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME)
1125                 iopattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY;
1126             else if (frames_hwctx->frame_type &
1127                      (MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET | MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET))
1128                 iopattern = MFX_IOPATTERN_IN_VIDEO_MEMORY;
1129         }
1130     }
1131 
1132     if (!iopattern)
1133         iopattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
1134     q->param.IOPattern = iopattern;
1135     ff_qsv_print_iopattern(avctx, iopattern, "Encoder");
1136 
1137     ret = qsvenc_init_session(avctx, q);
1138     if (ret < 0)
1139         return ret;
1140 
1141     ret = MFXQueryVersion(q->session,&q->ver);
1142     if (ret < 0) {
1143         return ff_qsv_print_error(avctx, ret,
1144                                   "Error querying mfx version");
1145     }
1146 
1147     // in the mfxInfoMFX struct, JPEG is different from other codecs
1148     switch (avctx->codec_id) {
1149     case AV_CODEC_ID_MJPEG:
1150         ret = init_video_param_jpeg(avctx, q);
1151         break;
1152     default:
1153         ret = init_video_param(avctx, q);
1154         break;
1155     }
1156     if (ret < 0)
1157         return ret;
1158 
1159     if (avctx->hwaccel_context) {
1160         AVQSVContext *qsv = avctx->hwaccel_context;
1161         int i, j;
1162 
1163         q->extparam = av_mallocz_array(qsv->nb_ext_buffers + q->nb_extparam_internal,
1164                                        sizeof(*q->extparam));
1165         if (!q->extparam)
1166             return AVERROR(ENOMEM);
1167 
1168         q->param.ExtParam = q->extparam;
1169         for (i = 0; i < qsv->nb_ext_buffers; i++)
1170             q->param.ExtParam[i] = qsv->ext_buffers[i];
1171         q->param.NumExtParam = qsv->nb_ext_buffers;
1172 
1173         for (i = 0; i < q->nb_extparam_internal; i++) {
1174             for (j = 0; j < qsv->nb_ext_buffers; j++) {
1175                 if (qsv->ext_buffers[j]->BufferId == q->extparam_internal[i]->BufferId)
1176                     break;
1177             }
1178             if (j < qsv->nb_ext_buffers)
1179                 continue;
1180 
1181             q->param.ExtParam[q->param.NumExtParam++] = q->extparam_internal[i];
1182         }
1183     } else {
1184         q->param.ExtParam    = q->extparam_internal;
1185         q->param.NumExtParam = q->nb_extparam_internal;
1186     }
1187 
1188     ret = MFXVideoENCODE_Query(q->session, &q->param, &q->param);
1189     if (ret == MFX_WRN_PARTIAL_ACCELERATION) {
1190         av_log(avctx, AV_LOG_WARNING, "Encoder will work with partial HW acceleration\n");
1191     } else if (ret < 0) {
1192         return ff_qsv_print_error(avctx, ret,
1193                                   "Error querying encoder params");
1194     }
1195 
1196     ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
1197     if (ret < 0)
1198         return ff_qsv_print_error(avctx, ret,
1199                                   "Error querying (IOSurf) the encoding parameters");
1200 
1201     if (opaque_alloc) {
1202         ret = qsv_init_opaque_alloc(avctx, q);
1203         if (ret < 0)
1204             return ret;
1205     }
1206 
1207     ret = MFXVideoENCODE_Init(q->session, &q->param);
1208     if (ret < 0)
1209         return ff_qsv_print_error(avctx, ret,
1210                                   "Error initializing the encoder");
1211     else if (ret > 0)
1212         ff_qsv_print_warning(avctx, ret,
1213                              "Warning in encoder initialization");
1214 
1215     switch (avctx->codec_id) {
1216     case AV_CODEC_ID_MJPEG:
1217         ret = qsv_retrieve_enc_jpeg_params(avctx, q);
1218         break;
1219     case AV_CODEC_ID_VP9:
1220         ret = qsv_retrieve_enc_vp9_params(avctx, q);
1221         break;
1222     default:
1223         ret = qsv_retrieve_enc_params(avctx, q);
1224         break;
1225     }
1226     if (ret < 0) {
1227         av_log(avctx, AV_LOG_ERROR, "Error retrieving encoding parameters.\n");
1228         return ret;
1229     }
1230 
1231     q->avctx = avctx;
1232 
1233     return 0;
1234 }
1235 
free_encoder_ctrl_payloads(mfxEncodeCtrl * enc_ctrl)1236 static void free_encoder_ctrl_payloads(mfxEncodeCtrl* enc_ctrl)
1237 {
1238     if (enc_ctrl) {
1239         int i;
1240         for (i = 0; i < enc_ctrl->NumPayload && i < QSV_MAX_ENC_PAYLOAD; i++) {
1241             av_free(enc_ctrl->Payload[i]);
1242         }
1243         enc_ctrl->NumPayload = 0;
1244     }
1245 }
1246 
clear_unused_frames(QSVEncContext * q)1247 static void clear_unused_frames(QSVEncContext *q)
1248 {
1249     QSVFrame *cur = q->work_frames;
1250     while (cur) {
1251         if (cur->used && !cur->surface.Data.Locked) {
1252             free_encoder_ctrl_payloads(&cur->enc_ctrl);
1253             if (cur->frame->format == AV_PIX_FMT_QSV) {
1254                 av_frame_unref(cur->frame);
1255             }
1256             cur->used = 0;
1257         }
1258         cur = cur->next;
1259     }
1260 }
1261 
get_free_frame(QSVEncContext * q,QSVFrame ** f)1262 static int get_free_frame(QSVEncContext *q, QSVFrame **f)
1263 {
1264     QSVFrame *frame, **last;
1265 
1266     clear_unused_frames(q);
1267 
1268     frame = q->work_frames;
1269     last  = &q->work_frames;
1270     while (frame) {
1271         if (!frame->used) {
1272             *f = frame;
1273             frame->used = 1;
1274             return 0;
1275         }
1276 
1277         last  = &frame->next;
1278         frame = frame->next;
1279     }
1280 
1281     frame = av_mallocz(sizeof(*frame));
1282     if (!frame)
1283         return AVERROR(ENOMEM);
1284     frame->frame = av_frame_alloc();
1285     if (!frame->frame) {
1286         av_freep(&frame);
1287         return AVERROR(ENOMEM);
1288     }
1289     frame->enc_ctrl.Payload = av_mallocz(sizeof(mfxPayload*) * QSV_MAX_ENC_PAYLOAD);
1290     if (!frame->enc_ctrl.Payload) {
1291         av_freep(&frame);
1292         return AVERROR(ENOMEM);
1293     }
1294     *last = frame;
1295 
1296     *f = frame;
1297     frame->used = 1;
1298 
1299     return 0;
1300 }
1301 
submit_frame(QSVEncContext * q,const AVFrame * frame,QSVFrame ** new_frame)1302 static int submit_frame(QSVEncContext *q, const AVFrame *frame,
1303                         QSVFrame **new_frame)
1304 {
1305     QSVFrame *qf;
1306     int ret;
1307 
1308     ret = get_free_frame(q, &qf);
1309     if (ret < 0)
1310         return ret;
1311 
1312     if (frame->format == AV_PIX_FMT_QSV) {
1313         ret = av_frame_ref(qf->frame, frame);
1314         if (ret < 0)
1315             return ret;
1316 
1317         qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
1318 
1319         if (q->frames_ctx.mids) {
1320             ret = ff_qsv_find_surface_idx(&q->frames_ctx, qf);
1321             if (ret < 0)
1322                 return ret;
1323 
1324             qf->surface.Data.MemId = &q->frames_ctx.mids[ret];
1325         }
1326     } else {
1327         /* make a copy if the input is not padded as libmfx requires */
1328         /* and to make allocation continious for data[0]/data[1] */
1329          if ((frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) ||
1330             (frame->data[1] - frame->data[0] != frame->linesize[0] * FFALIGN(qf->frame->height, q->height_align))) {
1331             qf->frame->height = FFALIGN(frame->height, q->height_align);
1332             qf->frame->width  = FFALIGN(frame->width, q->width_align);
1333 
1334             qf->frame->format = frame->format;
1335 
1336             if (!qf->frame->data[0]) {
1337                 ret = av_frame_get_buffer(qf->frame, q->width_align);
1338                 if (ret < 0)
1339                     return ret;
1340             }
1341 
1342             qf->frame->height = frame->height;
1343             qf->frame->width  = frame->width;
1344 
1345             ret = av_frame_copy(qf->frame, frame);
1346             if (ret < 0) {
1347                 av_frame_unref(qf->frame);
1348                 return ret;
1349             }
1350         } else {
1351             ret = av_frame_ref(qf->frame, frame);
1352             if (ret < 0)
1353                 return ret;
1354         }
1355 
1356         qf->surface.Info = q->param.mfx.FrameInfo;
1357 
1358         qf->surface.Info.PicStruct =
1359             !frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
1360             frame->top_field_first   ? MFX_PICSTRUCT_FIELD_TFF :
1361                                        MFX_PICSTRUCT_FIELD_BFF;
1362         if (frame->repeat_pict == 1)
1363             qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
1364         else if (frame->repeat_pict == 2)
1365             qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
1366         else if (frame->repeat_pict == 4)
1367             qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
1368 
1369         qf->surface.Data.PitchLow  = qf->frame->linesize[0];
1370         qf->surface.Data.Y         = qf->frame->data[0];
1371         qf->surface.Data.UV        = qf->frame->data[1];
1372     }
1373 
1374     qf->surface.Data.TimeStamp = av_rescale_q(frame->pts, q->avctx->time_base, (AVRational){1, 90000});
1375 
1376     *new_frame = qf;
1377 
1378     return 0;
1379 }
1380 
print_interlace_msg(AVCodecContext * avctx,QSVEncContext * q)1381 static void print_interlace_msg(AVCodecContext *avctx, QSVEncContext *q)
1382 {
1383     if (q->param.mfx.CodecId == MFX_CODEC_AVC) {
1384         if (q->param.mfx.CodecProfile == MFX_PROFILE_AVC_BASELINE ||
1385             q->param.mfx.CodecLevel < MFX_LEVEL_AVC_21 ||
1386             q->param.mfx.CodecLevel > MFX_LEVEL_AVC_41)
1387             av_log(avctx, AV_LOG_WARNING,
1388                    "Interlaced coding is supported"
1389                    " at Main/High Profile Level 2.2-4.0\n");
1390     }
1391 }
1392 
encode_frame(AVCodecContext * avctx,QSVEncContext * q,const AVFrame * frame)1393 static int encode_frame(AVCodecContext *avctx, QSVEncContext *q,
1394                         const AVFrame *frame)
1395 {
1396     AVPacket new_pkt = { 0 };
1397     mfxBitstream *bs;
1398 #if QSV_VERSION_ATLEAST(1, 26)
1399     mfxExtAVCEncodedFrameInfo *enc_info;
1400     mfxExtBuffer **enc_buf;
1401 #endif
1402 
1403     mfxFrameSurface1 *surf = NULL;
1404     mfxSyncPoint *sync     = NULL;
1405     QSVFrame *qsv_frame = NULL;
1406     mfxEncodeCtrl* enc_ctrl = NULL;
1407     int ret;
1408 
1409     if (frame) {
1410         ret = submit_frame(q, frame, &qsv_frame);
1411         if (ret < 0) {
1412             av_log(avctx, AV_LOG_ERROR, "Error submitting the frame for encoding.\n");
1413             return ret;
1414         }
1415     }
1416     if (qsv_frame) {
1417         surf = &qsv_frame->surface;
1418         enc_ctrl = &qsv_frame->enc_ctrl;
1419 
1420         if (frame->pict_type == AV_PICTURE_TYPE_I) {
1421             enc_ctrl->FrameType = MFX_FRAMETYPE_I | MFX_FRAMETYPE_REF;
1422             if (q->forced_idr)
1423                 enc_ctrl->FrameType |= MFX_FRAMETYPE_IDR;
1424         }
1425     }
1426 
1427     ret = av_new_packet(&new_pkt, q->packet_size);
1428     if (ret < 0) {
1429         av_log(avctx, AV_LOG_ERROR, "Error allocating the output packet\n");
1430         return ret;
1431     }
1432 
1433     bs = av_mallocz(sizeof(*bs));
1434     if (!bs) {
1435         av_packet_unref(&new_pkt);
1436         return AVERROR(ENOMEM);
1437     }
1438     bs->Data      = new_pkt.data;
1439     bs->MaxLength = new_pkt.size;
1440 
1441 #if QSV_VERSION_ATLEAST(1, 26)
1442     if (avctx->codec_id == AV_CODEC_ID_H264) {
1443         enc_info = av_mallocz(sizeof(*enc_info));
1444         if (!enc_info)
1445             return AVERROR(ENOMEM);
1446 
1447         enc_info->Header.BufferId = MFX_EXTBUFF_ENCODED_FRAME_INFO;
1448         enc_info->Header.BufferSz = sizeof (*enc_info);
1449         bs->NumExtParam = 1;
1450         enc_buf = av_mallocz(sizeof(mfxExtBuffer *));
1451         if (!enc_buf)
1452             return AVERROR(ENOMEM);
1453         enc_buf[0] = (mfxExtBuffer *)enc_info;
1454 
1455         bs->ExtParam = enc_buf;
1456     }
1457 #endif
1458 
1459     if (q->set_encode_ctrl_cb) {
1460         q->set_encode_ctrl_cb(avctx, frame, &qsv_frame->enc_ctrl);
1461     }
1462 
1463     sync = av_mallocz(sizeof(*sync));
1464     if (!sync) {
1465         av_freep(&bs);
1466  #if QSV_VERSION_ATLEAST(1, 26)
1467         if (avctx->codec_id == AV_CODEC_ID_H264) {
1468             av_freep(&enc_info);
1469             av_freep(&enc_buf);
1470         }
1471  #endif
1472         av_packet_unref(&new_pkt);
1473         return AVERROR(ENOMEM);
1474     }
1475 
1476     do {
1477         ret = MFXVideoENCODE_EncodeFrameAsync(q->session, enc_ctrl, surf, bs, sync);
1478         if (ret == MFX_WRN_DEVICE_BUSY)
1479             av_usleep(500);
1480     } while (ret == MFX_WRN_DEVICE_BUSY || ret == MFX_WRN_IN_EXECUTION);
1481 
1482     if (ret > 0)
1483         ff_qsv_print_warning(avctx, ret, "Warning during encoding");
1484 
1485     if (ret < 0) {
1486         av_packet_unref(&new_pkt);
1487         av_freep(&bs);
1488 #if QSV_VERSION_ATLEAST(1, 26)
1489         if (avctx->codec_id == AV_CODEC_ID_H264) {
1490             av_freep(&enc_info);
1491             av_freep(&enc_buf);
1492         }
1493 #endif
1494         av_freep(&sync);
1495         return (ret == MFX_ERR_MORE_DATA) ?
1496                0 : ff_qsv_print_error(avctx, ret, "Error during encoding");
1497     }
1498 
1499     if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
1500         print_interlace_msg(avctx, q);
1501 
1502     if (*sync) {
1503         av_fifo_generic_write(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
1504         av_fifo_generic_write(q->async_fifo, &sync,    sizeof(sync),    NULL);
1505         av_fifo_generic_write(q->async_fifo, &bs,      sizeof(bs),    NULL);
1506     } else {
1507         av_freep(&sync);
1508         av_packet_unref(&new_pkt);
1509         av_freep(&bs);
1510 #if QSV_VERSION_ATLEAST(1, 26)
1511         if (avctx->codec_id == AV_CODEC_ID_H264) {
1512             av_freep(&enc_info);
1513             av_freep(&enc_buf);
1514         }
1515 #endif
1516     }
1517 
1518     return 0;
1519 }
1520 
ff_qsv_encode(AVCodecContext * avctx,QSVEncContext * q,AVPacket * pkt,const AVFrame * frame,int * got_packet)1521 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
1522                   AVPacket *pkt, const AVFrame *frame, int *got_packet)
1523 {
1524     int ret;
1525 
1526     ret = encode_frame(avctx, q, frame);
1527     if (ret < 0)
1528         return ret;
1529 
1530     if ((qsv_fifo_size(q->async_fifo) >= q->async_depth) ||
1531         (!frame && av_fifo_size(q->async_fifo))) {
1532         AVPacket new_pkt;
1533         mfxBitstream *bs;
1534         mfxSyncPoint *sync;
1535 #if QSV_VERSION_ATLEAST(1, 26)
1536         mfxExtAVCEncodedFrameInfo *enc_info;
1537         mfxExtBuffer **enc_buf;
1538 #endif
1539         enum AVPictureType pict_type;
1540 
1541         av_fifo_generic_read(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
1542         av_fifo_generic_read(q->async_fifo, &sync,    sizeof(sync),    NULL);
1543         av_fifo_generic_read(q->async_fifo, &bs,      sizeof(bs),      NULL);
1544 
1545         do {
1546             ret = MFXVideoCORE_SyncOperation(q->session, *sync, 1000);
1547         } while (ret == MFX_WRN_IN_EXECUTION);
1548 
1549         new_pkt.dts  = av_rescale_q(bs->DecodeTimeStamp, (AVRational){1, 90000}, avctx->time_base);
1550         new_pkt.pts  = av_rescale_q(bs->TimeStamp,       (AVRational){1, 90000}, avctx->time_base);
1551         new_pkt.size = bs->DataLength;
1552 
1553         if (bs->FrameType & MFX_FRAMETYPE_IDR || bs->FrameType & MFX_FRAMETYPE_xIDR) {
1554             new_pkt.flags |= AV_PKT_FLAG_KEY;
1555             pict_type = AV_PICTURE_TYPE_I;
1556         } else if (bs->FrameType & MFX_FRAMETYPE_I || bs->FrameType & MFX_FRAMETYPE_xI)
1557             pict_type = AV_PICTURE_TYPE_I;
1558         else if (bs->FrameType & MFX_FRAMETYPE_P || bs->FrameType & MFX_FRAMETYPE_xP)
1559             pict_type = AV_PICTURE_TYPE_P;
1560         else if (bs->FrameType & MFX_FRAMETYPE_B || bs->FrameType & MFX_FRAMETYPE_xB)
1561             pict_type = AV_PICTURE_TYPE_B;
1562         else if (bs->FrameType == MFX_FRAMETYPE_UNKNOWN) {
1563             pict_type = AV_PICTURE_TYPE_NONE;
1564             av_log(avctx, AV_LOG_WARNING, "Unknown FrameType, set pict_type to AV_PICTURE_TYPE_NONE.\n");
1565         } else {
1566             av_log(avctx, AV_LOG_ERROR, "Invalid FrameType:%d.\n", bs->FrameType);
1567             return AVERROR_INVALIDDATA;
1568         }
1569 
1570 #if FF_API_CODED_FRAME
1571 FF_DISABLE_DEPRECATION_WARNINGS
1572         avctx->coded_frame->pict_type = pict_type;
1573 FF_ENABLE_DEPRECATION_WARNINGS
1574 #endif
1575 
1576 #if QSV_VERSION_ATLEAST(1, 26)
1577         if (avctx->codec_id == AV_CODEC_ID_H264) {
1578             enc_buf = bs->ExtParam;
1579             enc_info = (mfxExtAVCEncodedFrameInfo *)(*bs->ExtParam);
1580             ff_side_data_set_encoder_stats(&new_pkt,
1581                 enc_info->QP * FF_QP2LAMBDA, NULL, 0, pict_type);
1582             av_freep(&enc_info);
1583             av_freep(&enc_buf);
1584         }
1585 #endif
1586         av_freep(&bs);
1587         av_freep(&sync);
1588 
1589         if (pkt->data) {
1590             if (pkt->size < new_pkt.size) {
1591                 av_log(avctx, AV_LOG_ERROR, "Submitted buffer not large enough: %d < %d\n",
1592                        pkt->size, new_pkt.size);
1593                 av_packet_unref(&new_pkt);
1594                 return AVERROR(EINVAL);
1595             }
1596 
1597             memcpy(pkt->data, new_pkt.data, new_pkt.size);
1598             pkt->size = new_pkt.size;
1599 
1600             ret = av_packet_copy_props(pkt, &new_pkt);
1601             av_packet_unref(&new_pkt);
1602             if (ret < 0)
1603                 return ret;
1604         } else
1605             *pkt = new_pkt;
1606 
1607         *got_packet = 1;
1608     }
1609 
1610     return 0;
1611 }
1612 
ff_qsv_enc_close(AVCodecContext * avctx,QSVEncContext * q)1613 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q)
1614 {
1615     QSVFrame *cur;
1616 
1617     if (q->session)
1618         MFXVideoENCODE_Close(q->session);
1619 
1620     q->session          = NULL;
1621     ff_qsv_close_internal_session(&q->internal_qs);
1622 
1623     av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
1624     av_buffer_unref(&q->frames_ctx.mids_buf);
1625 
1626     cur = q->work_frames;
1627     while (cur) {
1628         q->work_frames = cur->next;
1629         av_frame_free(&cur->frame);
1630         av_free(cur->enc_ctrl.Payload);
1631         av_freep(&cur);
1632         cur = q->work_frames;
1633     }
1634 
1635     while (q->async_fifo && av_fifo_size(q->async_fifo)) {
1636         AVPacket pkt;
1637         mfxSyncPoint *sync;
1638         mfxBitstream *bs;
1639 
1640         av_fifo_generic_read(q->async_fifo, &pkt,  sizeof(pkt),  NULL);
1641         av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
1642         av_fifo_generic_read(q->async_fifo, &bs,   sizeof(bs),   NULL);
1643 
1644         av_freep(&sync);
1645         av_freep(&bs);
1646         av_packet_unref(&pkt);
1647     }
1648     av_fifo_free(q->async_fifo);
1649     q->async_fifo = NULL;
1650 
1651     av_freep(&q->opaque_surfaces);
1652     av_buffer_unref(&q->opaque_alloc_buf);
1653 
1654     av_freep(&q->extparam);
1655 
1656     return 0;
1657 }
1658 
1659 const AVCodecHWConfigInternal *const ff_qsv_enc_hw_configs[] = {
1660     HW_CONFIG_ENCODER_FRAMES(QSV,  QSV),
1661     HW_CONFIG_ENCODER_DEVICE(NV12, QSV),
1662     HW_CONFIG_ENCODER_DEVICE(P010, QSV),
1663     NULL,
1664 };
1665