1 /*****************************************************************************
2  * Copyright (C) 2013-2020 MulticoreWare, Inc
3  *
4  * Authors: Deepthi Nandakumar <deepthi@multicorewareinc.com>
5  *          Min Chen <min.chen@multicorewareinc.com>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111, USA.
20  *
21  * This program is also available under a commercial proprietary license.
22  * For more information, contact us at license @ x265.com.
23  *****************************************************************************/
24 
25 #include "common.h"
26 #include "slice.h"
27 #include "threading.h"
28 #include "param.h"
29 #include "cpu.h"
30 #include "x265.h"
31 #include "svt.h"
32 
33 #if _MSC_VER
34 #pragma warning(disable: 4996) // POSIX functions are just fine, thanks
35 #pragma warning(disable: 4706) // assignment within conditional
36 #pragma warning(disable: 4127) // conditional expression is constant
37 #endif
38 
39 #if _WIN32
40 #define strcasecmp _stricmp
41 #endif
42 
43 #if !defined(HAVE_STRTOK_R)
44 
45 /*
46  * adapted from public domain strtok_r() by Charlie Gordon
47  *
48  *   from comp.lang.c  9/14/2007
49  *
50  *      http://groups.google.com/group/comp.lang.c/msg/2ab1ecbb86646684
51  *
52  *     (Declaration that it's public domain):
53  *      http://groups.google.com/group/comp.lang.c/msg/7c7b39328fefab9c
54  */
55 
56 #undef strtok_r
strtok_r(char * str,const char * delim,char ** nextp)57 static char* strtok_r(char* str, const char* delim, char** nextp)
58 {
59     if (!str)
60         str = *nextp;
61 
62     str += strspn(str, delim);
63 
64     if (!*str)
65         return NULL;
66 
67     char *ret = str;
68 
69     str += strcspn(str, delim);
70 
71     if (*str)
72         *str++ = '\0';
73 
74     *nextp = str;
75 
76     return ret;
77 }
78 
79 #endif // if !defined(HAVE_STRTOK_R)
80 
81 #if EXPORT_C_API
82 
83 /* these functions are exported as C functions (default) */
84 using namespace X265_NS;
85 extern "C" {
86 
87 #else
88 
89 /* these functions exist within private namespace (multilib) */
90 namespace X265_NS {
91 
92 #endif
93 
x265_param_alloc()94 x265_param *x265_param_alloc()
95 {
96     x265_param* param = (x265_param*)x265_malloc(sizeof(x265_param));
97 #ifdef SVT_HEVC
98     param->svtHevcParam = (EB_H265_ENC_CONFIGURATION*)x265_malloc(sizeof(EB_H265_ENC_CONFIGURATION));
99 #endif
100     return param;
101 }
102 
x265_param_free(x265_param * p)103 void x265_param_free(x265_param* p)
104 {
105     x265_zone_free(p);
106 #ifdef SVT_HEVC
107      x265_free(p->svtHevcParam);
108 #endif
109     x265_free(p);
110 }
111 
x265_param_default(x265_param * param)112 void x265_param_default(x265_param* param)
113 {
114 #ifdef SVT_HEVC
115     EB_H265_ENC_CONFIGURATION* svtParam = (EB_H265_ENC_CONFIGURATION*)param->svtHevcParam;
116 #endif
117 
118     memset(param, 0, sizeof(x265_param));
119 
120     /* Applying default values to all elements in the param structure */
121     param->cpuid = X265_NS::cpu_detect(false);
122     param->bEnableWavefront = 1;
123     param->frameNumThreads = 0;
124 
125     param->logLevel = X265_LOG_INFO;
126     param->csvLogLevel = 0;
127     param->csvfn = NULL;
128     param->rc.lambdaFileName = NULL;
129     param->bLogCuStats = 0;
130     param->decodedPictureHashSEI = 0;
131 
132     /* Quality Measurement Metrics */
133     param->bEnablePsnr = 0;
134     param->bEnableSsim = 0;
135 
136     /* Source specifications */
137     param->internalBitDepth = X265_DEPTH;
138     param->sourceBitDepth = 8;
139     param->internalCsp = X265_CSP_I420;
140     param->levelIdc = 0; //Auto-detect level
141     param->uhdBluray = 0;
142     param->bHighTier = 1; //Allow high tier by default
143     param->interlaceMode = 0;
144     param->bField = 0;
145     param->bAnnexB = 1;
146     param->bRepeatHeaders = 0;
147     param->bEnableAccessUnitDelimiters = 0;
148     param->bEmitHRDSEI = 0;
149     param->bEmitInfoSEI = 1;
150     param->bEmitHDRSEI = 0; /*Deprecated*/
151     param->bEmitHDR10SEI = 0;
152     param->bEmitIDRRecoverySEI = 0;
153 
154     /* CU definitions */
155     param->maxCUSize = 64;
156     param->minCUSize = 8;
157     param->tuQTMaxInterDepth = 1;
158     param->tuQTMaxIntraDepth = 1;
159     param->maxTUSize = 32;
160 
161     /* Coding Structure */
162     param->keyframeMin = 0;
163     param->keyframeMax = 250;
164     param->gopLookahead = 0;
165     param->bOpenGOP = 1;
166     param->bframes = 4;
167     param->lookaheadDepth = 20;
168     param->bFrameAdaptive = X265_B_ADAPT_TRELLIS;
169     param->bBPyramid = 1;
170     param->scenecutThreshold = 40; /* Magic number pulled in from x264 */
171     param->edgeTransitionThreshold = 0.01;
172     param->bHistBasedSceneCut = 0;
173     param->lookaheadSlices = 8;
174     param->lookaheadThreads = 0;
175     param->scenecutBias = 5.0;
176     param->radl = 0;
177     param->chunkStart = 0;
178     param->chunkEnd = 0;
179     param->bEnableHRDConcatFlag = 0;
180     param->bEnableFades = 0;
181     param->bEnableSceneCutAwareQp = 0;
182     param->scenecutWindow = 500;
183     param->maxQpDelta = 5;
184 
185     /* Intra Coding Tools */
186     param->bEnableConstrainedIntra = 0;
187     param->bEnableStrongIntraSmoothing = 1;
188     param->bEnableFastIntra = 0;
189     param->bEnableSplitRdSkip = 0;
190 
191     /* Inter Coding tools */
192     param->searchMethod = X265_HEX_SEARCH;
193     param->subpelRefine = 2;
194     param->searchRange = 57;
195     param->maxNumMergeCand = 3;
196     param->limitReferences = 1;
197     param->limitModes = 0;
198     param->bEnableWeightedPred = 1;
199     param->bEnableWeightedBiPred = 0;
200     param->bEnableEarlySkip = 1;
201     param->recursionSkipMode = 1;
202     param->edgeVarThreshold = 0.05f;
203     param->bEnableAMP = 0;
204     param->bEnableRectInter = 0;
205     param->rdLevel = 3;
206     param->rdoqLevel = 0;
207     param->bEnableSignHiding = 1;
208     param->bEnableTransformSkip = 0;
209     param->bEnableTSkipFast = 0;
210     param->maxNumReferences = 3;
211     param->bEnableTemporalMvp = 1;
212     param->bEnableHME = 0;
213     param->hmeSearchMethod[0] = X265_HEX_SEARCH;
214     param->hmeSearchMethod[1] = param->hmeSearchMethod[2] = X265_UMH_SEARCH;
215     param->hmeRange[0] = 16;
216     param->hmeRange[1] = 32;
217     param->hmeRange[2] = 48;
218     param->bSourceReferenceEstimation = 0;
219     param->limitTU = 0;
220     param->dynamicRd = 0;
221 
222     /* Loop Filter */
223     param->bEnableLoopFilter = 1;
224 
225     /* SAO Loop Filter */
226     param->bEnableSAO = 1;
227     param->bSaoNonDeblocked = 0;
228     param->bLimitSAO = 0;
229     param->selectiveSAO = 0;
230 
231     /* Coding Quality */
232     param->cbQpOffset = 0;
233     param->crQpOffset = 0;
234     param->rdPenalty = 0;
235     param->psyRd = 2.0;
236     param->psyRdoq = 0.0;
237     param->analysisReuseMode = 0; /*DEPRECATED*/
238     param->analysisMultiPassRefine = 0;
239     param->analysisMultiPassDistortion = 0;
240     param->analysisReuseFileName = NULL;
241     param->analysisSave = NULL;
242     param->analysisLoad = NULL;
243     param->bIntraInBFrames = 1;
244     param->bLossless = 0;
245     param->bCULossless = 0;
246     param->bEnableTemporalSubLayers = 0;
247     param->bEnableRdRefine = 0;
248     param->bMultiPassOptRPS = 0;
249     param->bSsimRd = 0;
250 
251     /* Rate control options */
252     param->rc.vbvMaxBitrate = 0;
253     param->rc.vbvBufferSize = 0;
254     param->rc.vbvBufferInit = 0.9;
255     param->vbvBufferEnd = 0;
256     param->vbvEndFrameAdjust = 0;
257     param->rc.rfConstant = 28;
258     param->rc.bitrate = 0;
259     param->rc.qCompress = 0.6;
260     param->rc.ipFactor = 1.4f;
261     param->rc.pbFactor = 1.3f;
262     param->rc.qpStep = 4;
263     param->rc.rateControlMode = X265_RC_CRF;
264     param->rc.qp = 32;
265     param->rc.aqMode = X265_AQ_AUTO_VARIANCE;
266     param->rc.hevcAq = 0;
267     param->rc.qgSize = 32;
268     param->rc.aqStrength = 1.0;
269     param->rc.qpAdaptationRange = 1.0;
270     param->rc.cuTree = 1;
271     param->rc.rfConstantMax = 0;
272     param->rc.rfConstantMin = 0;
273     param->rc.bStatRead = 0;
274     param->rc.bStatWrite = 0;
275     param->rc.statFileName = NULL;
276     param->rc.complexityBlur = 20;
277     param->rc.qblur = 0.5;
278     param->rc.zoneCount = 0;
279     param->rc.zonefileCount = 0;
280     param->rc.zones = NULL;
281     param->rc.bEnableSlowFirstPass = 1;
282     param->rc.bStrictCbr = 0;
283     param->rc.bEnableGrain = 0;
284     param->rc.qpMin = 0;
285     param->rc.qpMax = QP_MAX_MAX;
286     param->rc.bEnableConstVbv = 0;
287     param->bResetZoneConfig = 1;
288     param->reconfigWindowSize = 0;
289     param->decoderVbvMaxRate = 0;
290 
291     /* Video Usability Information (VUI) */
292     param->vui.aspectRatioIdc = 0;
293     param->vui.sarWidth = 0;
294     param->vui.sarHeight = 0;
295     param->vui.bEnableOverscanAppropriateFlag = 0;
296     param->vui.bEnableVideoSignalTypePresentFlag = 0;
297     param->vui.videoFormat = 5;
298     param->vui.bEnableVideoFullRangeFlag = 0;
299     param->vui.bEnableColorDescriptionPresentFlag = 0;
300     param->vui.colorPrimaries = 2;
301     param->vui.transferCharacteristics = 2;
302     param->vui.matrixCoeffs = 2;
303     param->vui.bEnableChromaLocInfoPresentFlag = 0;
304     param->vui.chromaSampleLocTypeTopField = 0;
305     param->vui.chromaSampleLocTypeBottomField = 0;
306     param->vui.bEnableDefaultDisplayWindowFlag = 0;
307     param->vui.defDispWinLeftOffset = 0;
308     param->vui.defDispWinRightOffset = 0;
309     param->vui.defDispWinTopOffset = 0;
310     param->vui.defDispWinBottomOffset = 0;
311     param->maxCLL = 0;
312     param->maxFALL = 0;
313     param->minLuma = 0;
314     param->maxLuma = PIXEL_MAX;
315     param->log2MaxPocLsb = 8;
316     param->maxSlices = 1;
317 
318     /*Conformance window*/
319     param->confWinRightOffset = 0;
320     param->confWinBottomOffset = 0;
321 
322     param->bEmitVUITimingInfo   = 1;
323     param->bEmitVUIHRDInfo      = 1;
324     param->bOptQpPPS            = 0;
325     param->bOptRefListLengthPPS = 0;
326     param->bOptCUDeltaQP        = 0;
327     param->bAQMotion = 0;
328     param->bHDROpt = 0; /*DEPRECATED*/
329     param->bHDR10Opt = 0;
330     param->analysisReuseLevel = 0;  /*DEPRECATED*/
331     param->analysisSaveReuseLevel = 0;
332     param->analysisLoadReuseLevel = 0;
333     param->toneMapFile = NULL;
334     param->bDhdr10opt = 0;
335     param->dolbyProfile = 0;
336     param->bCTUInfo = 0;
337     param->bUseRcStats = 0;
338     param->scaleFactor = 0;
339     param->intraRefine = 0;
340     param->interRefine = 0;
341     param->bDynamicRefine = 0;
342     param->mvRefine = 1;
343     param->ctuDistortionRefine = 0;
344     param->bUseAnalysisFile = 1;
345     param->csvfpt = NULL;
346     param->forceFlush = 0;
347     param->bDisableLookahead = 0;
348     param->bCopyPicToFrame = 1;
349     param->maxAUSizeFactor = 1;
350     param->naluFile = NULL;
351 
352     /* DCT Approximations */
353     param->bLowPassDct = 0;
354     param->bAnalysisType = 0;
355     param->bSingleSeiNal = 0;
356 
357     /* SEI messages */
358     param->preferredTransferCharacteristics = -1;
359     param->pictureStructure = -1;
360     param->bEmitCLL = 1;
361 
362     param->bEnableFrameDuplication = 0;
363     param->dupThreshold = 70;
364 
365     /* SVT Hevc Encoder specific params */
366     param->bEnableSvtHevc = 0;
367     param->svtHevcParam = NULL;
368 
369 #ifdef SVT_HEVC
370     param->svtHevcParam = svtParam;
371     svt_param_default(param);
372 #endif
373 }
374 
x265_param_default_preset(x265_param * param,const char * preset,const char * tune)375 int x265_param_default_preset(x265_param* param, const char* preset, const char* tune)
376 {
377 #if EXPORT_C_API
378     ::x265_param_default(param);
379 #else
380     X265_NS::x265_param_default(param);
381 #endif
382 
383     if (preset)
384     {
385         char *end;
386         int i = strtol(preset, &end, 10);
387         if (*end == 0 && i >= 0 && i < (int)(sizeof(x265_preset_names) / sizeof(*x265_preset_names) - 1))
388             preset = x265_preset_names[i];
389 
390         if (!strcmp(preset, "ultrafast"))
391         {
392             param->maxNumMergeCand = 2;
393             param->bIntraInBFrames = 0;
394             param->lookaheadDepth = 5;
395             param->scenecutThreshold = 0; // disable lookahead
396             param->maxCUSize = 32;
397             param->minCUSize = 16;
398             param->bframes = 3;
399             param->bFrameAdaptive = 0;
400             param->subpelRefine = 0;
401             param->searchMethod = X265_DIA_SEARCH;
402             param->bEnableSAO = 0;
403             param->bEnableSignHiding = 0;
404             param->bEnableWeightedPred = 0;
405             param->rdLevel = 2;
406             param->maxNumReferences = 1;
407             param->limitReferences = 0;
408             param->rc.aqStrength = 0.0;
409             param->rc.aqMode = X265_AQ_NONE;
410             param->rc.hevcAq = 0;
411             param->rc.qgSize = 32;
412             param->bEnableFastIntra = 1;
413         }
414         else if (!strcmp(preset, "superfast"))
415         {
416             param->maxNumMergeCand = 2;
417             param->bIntraInBFrames = 0;
418             param->lookaheadDepth = 10;
419             param->maxCUSize = 32;
420             param->bframes = 3;
421             param->bFrameAdaptive = 0;
422             param->subpelRefine = 1;
423             param->bEnableWeightedPred = 0;
424             param->rdLevel = 2;
425             param->maxNumReferences = 1;
426             param->limitReferences = 0;
427             param->rc.aqStrength = 0.0;
428             param->rc.aqMode = X265_AQ_NONE;
429             param->rc.hevcAq = 0;
430             param->rc.qgSize = 32;
431             param->bEnableSAO = 0;
432             param->bEnableFastIntra = 1;
433         }
434         else if (!strcmp(preset, "veryfast"))
435         {
436             param->maxNumMergeCand = 2;
437             param->limitReferences = 3;
438             param->bIntraInBFrames = 0;
439             param->lookaheadDepth = 15;
440             param->bFrameAdaptive = 0;
441             param->subpelRefine = 1;
442             param->rdLevel = 2;
443             param->maxNumReferences = 2;
444             param->rc.qgSize = 32;
445             param->bEnableFastIntra = 1;
446         }
447         else if (!strcmp(preset, "faster"))
448         {
449             param->maxNumMergeCand = 2;
450             param->limitReferences = 3;
451             param->bIntraInBFrames = 0;
452             param->lookaheadDepth = 15;
453             param->bFrameAdaptive = 0;
454             param->rdLevel = 2;
455             param->maxNumReferences = 2;
456             param->bEnableFastIntra = 1;
457         }
458         else if (!strcmp(preset, "fast"))
459         {
460             param->maxNumMergeCand = 2;
461             param->limitReferences = 3;
462             param->bEnableEarlySkip = 0;
463             param->bIntraInBFrames = 0;
464             param->lookaheadDepth = 15;
465             param->bFrameAdaptive = 0;
466             param->rdLevel = 2;
467             param->maxNumReferences = 3;
468             param->bEnableFastIntra = 1;
469         }
470         else if (!strcmp(preset, "medium"))
471         {
472             /* defaults */
473         }
474         else if (!strcmp(preset, "slow"))
475         {
476             param->limitReferences = 3;
477             param->bEnableEarlySkip = 0;
478             param->bIntraInBFrames = 0;
479             param->bEnableRectInter = 1;
480             param->lookaheadDepth = 25;
481             param->rdLevel = 4;
482             param->rdoqLevel = 2;
483             param->psyRdoq = 1.0;
484             param->subpelRefine = 3;
485             param->searchMethod = X265_STAR_SEARCH;
486             param->maxNumReferences = 4;
487             param->limitModes = 1;
488             param->lookaheadSlices = 4; // limit parallelism as already enough work exists
489         }
490         else if (!strcmp(preset, "slower"))
491         {
492             param->bEnableEarlySkip = 0;
493             param->bEnableWeightedBiPred = 1;
494             param->bEnableAMP = 1;
495             param->bEnableRectInter = 1;
496             param->lookaheadDepth = 40;
497             param->bframes = 8;
498             param->tuQTMaxInterDepth = 3;
499             param->tuQTMaxIntraDepth = 3;
500             param->rdLevel = 6;
501             param->rdoqLevel = 2;
502             param->psyRdoq = 1.0;
503             param->subpelRefine = 4;
504             param->maxNumMergeCand = 4;
505             param->searchMethod = X265_STAR_SEARCH;
506             param->maxNumReferences = 5;
507             param->limitModes = 1;
508             param->lookaheadSlices = 0; // disabled for best quality
509             param->limitTU = 4;
510         }
511         else if (!strcmp(preset, "veryslow"))
512         {
513             param->bEnableEarlySkip = 0;
514             param->bEnableWeightedBiPred = 1;
515             param->bEnableAMP = 1;
516             param->bEnableRectInter = 1;
517             param->lookaheadDepth = 40;
518             param->bframes = 8;
519             param->tuQTMaxInterDepth = 3;
520             param->tuQTMaxIntraDepth = 3;
521             param->rdLevel = 6;
522             param->rdoqLevel = 2;
523             param->psyRdoq = 1.0;
524             param->subpelRefine = 4;
525             param->maxNumMergeCand = 5;
526             param->searchMethod = X265_STAR_SEARCH;
527             param->maxNumReferences = 5;
528             param->limitReferences = 0;
529             param->limitModes = 0;
530             param->lookaheadSlices = 0; // disabled for best quality
531             param->limitTU = 0;
532         }
533         else if (!strcmp(preset, "placebo"))
534         {
535             param->bEnableEarlySkip = 0;
536             param->bEnableWeightedBiPred = 1;
537             param->bEnableAMP = 1;
538             param->bEnableRectInter = 1;
539             param->lookaheadDepth = 60;
540             param->searchRange = 92;
541             param->bframes = 8;
542             param->tuQTMaxInterDepth = 4;
543             param->tuQTMaxIntraDepth = 4;
544             param->rdLevel = 6;
545             param->rdoqLevel = 2;
546             param->psyRdoq = 1.0;
547             param->subpelRefine = 5;
548             param->maxNumMergeCand = 5;
549             param->searchMethod = X265_STAR_SEARCH;
550             param->bEnableTransformSkip = 1;
551             param->recursionSkipMode = 0;
552             param->maxNumReferences = 5;
553             param->limitReferences = 0;
554             param->lookaheadSlices = 0; // disabled for best quality
555             // TODO: optimized esa
556         }
557         else
558             return -1;
559     }
560     if (tune)
561     {
562         if (!strcmp(tune, "psnr"))
563         {
564             param->rc.aqStrength = 0.0;
565             param->psyRd = 0.0;
566             param->psyRdoq = 0.0;
567         }
568         else if (!strcmp(tune, "ssim"))
569         {
570             param->rc.aqMode = X265_AQ_AUTO_VARIANCE;
571             param->psyRd = 0.0;
572             param->psyRdoq = 0.0;
573         }
574         else if (!strcmp(tune, "fastdecode") ||
575                  !strcmp(tune, "fast-decode"))
576         {
577             param->bEnableLoopFilter = 0;
578             param->bEnableSAO = 0;
579             param->bEnableWeightedPred = 0;
580             param->bEnableWeightedBiPred = 0;
581             param->bIntraInBFrames = 0;
582         }
583         else if (!strcmp(tune, "zerolatency") ||
584                  !strcmp(tune, "zero-latency"))
585         {
586             param->bFrameAdaptive = 0;
587             param->bframes = 0;
588             param->lookaheadDepth = 0;
589             param->scenecutThreshold = 0;
590             param->bHistBasedSceneCut = 0;
591             param->rc.cuTree = 0;
592             param->frameNumThreads = 1;
593         }
594         else if (!strcmp(tune, "grain"))
595         {
596             param->rc.ipFactor = 1.1;
597             param->rc.pbFactor = 1.0;
598             param->rc.cuTree = 0;
599             param->rc.aqMode = 0;
600             param->rc.hevcAq = 0;
601             param->rc.qpStep = 1;
602             param->rc.bEnableGrain = 1;
603             param->recursionSkipMode = 0;
604             param->psyRd = 4.0;
605             param->psyRdoq = 10.0;
606             param->bEnableSAO = 0;
607             param->rc.bEnableConstVbv = 1;
608         }
609         else if (!strcmp(tune, "animation"))
610         {
611             param->bframes = (param->bframes + 2) >= param->lookaheadDepth? param->bframes : param->bframes + 2;
612             param->psyRd = 0.4;
613             param->rc.aqStrength = 0.4;
614             param->deblockingFilterBetaOffset = 1;
615             param->deblockingFilterTCOffset = 1;
616         }
617         else if (!strcmp(tune, "vmaf"))  /*Adding vmaf for x265 + SVT-HEVC integration support*/
618         {
619             /*vmaf is under development, currently x265 won't support vmaf*/
620         }
621         else
622             return -1;
623     }
624 
625 #ifdef SVT_HEVC
626     if (svt_set_preset(param, preset))
627         return -1;
628 #endif
629 
630     return 0;
631 }
632 
x265_atobool(const char * str,bool & bError)633 static int x265_atobool(const char* str, bool& bError)
634 {
635     if (!strcmp(str, "1") ||
636         !strcmp(str, "true") ||
637         !strcmp(str, "yes"))
638         return 1;
639     if (!strcmp(str, "0") ||
640         !strcmp(str, "false") ||
641         !strcmp(str, "no"))
642         return 0;
643     bError = true;
644     return 0;
645 }
646 
parseName(const char * arg,const char * const * names,bool & bError)647 static int parseName(const char* arg, const char* const* names, bool& bError)
648 {
649     for (int i = 0; names[i]; i++)
650         if (!strcmp(arg, names[i]))
651             return i;
652 
653     return x265_atoi(arg, bError);
654 }
655 /* internal versions of string-to-int with additional error checking */
656 #undef atoi
657 #undef atof
658 #define atoi(str) x265_atoi(str, bError)
659 #define atof(str) x265_atof(str, bError)
660 #define atobool(str) (x265_atobool(str, bError))
661 
x265_zone_param_parse(x265_param * p,const char * name,const char * value)662 int x265_zone_param_parse(x265_param* p, const char* name, const char* value)
663 {
664     bool bError = false;
665     char nameBuf[64];
666 
667     if (!name)
668         return X265_PARAM_BAD_NAME;
669 
670     // skip -- prefix if provided
671     if (name[0] == '-' && name[1] == '-')
672         name += 2;
673 
674     // s/_/-/g
675     if (strlen(name) + 1 < sizeof(nameBuf) && strchr(name, '_'))
676     {
677         char *c;
678         strcpy(nameBuf, name);
679         while ((c = strchr(nameBuf, '_')) != 0)
680             *c = '-';
681 
682         name = nameBuf;
683     }
684 
685     if (!strncmp(name, "no-", 3))
686     {
687         name += 3;
688         value = !value || x265_atobool(value, bError) ? "false" : "true";
689     }
690     else if (!strncmp(name, "no", 2))
691     {
692         name += 2;
693         value = !value || x265_atobool(value, bError) ? "false" : "true";
694     }
695     else if (!value)
696         value = "true";
697     else if (value[0] == '=')
698         value++;
699 
700 #define OPT(STR) else if (!strcmp(name, STR))
701 #define OPT2(STR1, STR2) else if (!strcmp(name, STR1) || !strcmp(name, STR2))
702 
703     if (0);
704     OPT("ref") p->maxNumReferences = atoi(value);
705     OPT("fast-intra") p->bEnableFastIntra = atobool(value);
706     OPT("early-skip") p->bEnableEarlySkip = atobool(value);
707     OPT("rskip") p->recursionSkipMode = atoi(value);
708     OPT("rskip-edge-threshold") p->edgeVarThreshold = atoi(value)/100.0f;
709     OPT("me") p->searchMethod = parseName(value, x265_motion_est_names, bError);
710     OPT("subme") p->subpelRefine = atoi(value);
711     OPT("merange") p->searchRange = atoi(value);
712     OPT("rect") p->bEnableRectInter = atobool(value);
713     OPT("amp") p->bEnableAMP = atobool(value);
714     OPT("max-merge") p->maxNumMergeCand = (uint32_t)atoi(value);
715     OPT("rd") p->rdLevel = atoi(value);
716     OPT("radl") p->radl = atoi(value);
717     OPT2("rdoq", "rdoq-level")
718     {
719         int bval = atobool(value);
720         if (bError || bval)
721         {
722             bError = false;
723             p->rdoqLevel = atoi(value);
724         }
725         else
726             p->rdoqLevel = 0;
727     }
728     OPT("b-intra") p->bIntraInBFrames = atobool(value);
729     OPT("scaling-list") p->scalingLists = strdup(value);
730     OPT("crf")
731     {
732         p->rc.rfConstant = atof(value);
733         p->rc.rateControlMode = X265_RC_CRF;
734     }
735     OPT("qp")
736     {
737         p->rc.qp = atoi(value);
738         p->rc.rateControlMode = X265_RC_CQP;
739     }
740     OPT("bitrate")
741     {
742         p->rc.bitrate = atoi(value);
743         p->rc.rateControlMode = X265_RC_ABR;
744     }
745     OPT("aq-mode") p->rc.aqMode = atoi(value);
746     OPT("aq-strength") p->rc.aqStrength = atof(value);
747     OPT("nr-intra") p->noiseReductionIntra = atoi(value);
748     OPT("nr-inter") p->noiseReductionInter = atoi(value);
749     OPT("limit-modes") p->limitModes = atobool(value);
750     OPT("splitrd-skip") p->bEnableSplitRdSkip = atobool(value);
751     OPT("cu-lossless") p->bCULossless = atobool(value);
752     OPT("rd-refine") p->bEnableRdRefine = atobool(value);
753     OPT("limit-tu") p->limitTU = atoi(value);
754     OPT("tskip") p->bEnableTransformSkip = atobool(value);
755     OPT("tskip-fast") p->bEnableTSkipFast = atobool(value);
756     OPT("rdpenalty") p->rdPenalty = atoi(value);
757     OPT("dynamic-rd") p->dynamicRd = atof(value);
758     else
759         return X265_PARAM_BAD_NAME;
760 
761 #undef OPT
762 #undef OPT2
763 
764     return bError ? X265_PARAM_BAD_VALUE : 0;
765 }
766 
767 #undef atobool
768 #undef atoi
769 #undef atof
770 
771 /* internal versions of string-to-int with additional error checking */
772 #undef atoi
773 #undef atof
774 #define atoi(str) x265_atoi(str, bError)
775 #define atof(str) x265_atof(str, bError)
776 #define atobool(str) (bNameWasBool = true, x265_atobool(str, bError))
777 
x265_param_parse(x265_param * p,const char * name,const char * value)778 int x265_param_parse(x265_param* p, const char* name, const char* value)
779 {
780     bool bError = false;
781     bool bNameWasBool = false;
782     bool bValueWasNull = !value;
783     bool bExtraParams = false;
784     char nameBuf[64];
785     static int count;
786 
787     if (!name)
788         return X265_PARAM_BAD_NAME;
789 
790     count++;
791     // skip -- prefix if provided
792     if (name[0] == '-' && name[1] == '-')
793         name += 2;
794 
795     // s/_/-/g
796     if (strlen(name) + 1 < sizeof(nameBuf) && strchr(name, '_'))
797     {
798         char *c;
799         strcpy(nameBuf, name);
800         while ((c = strchr(nameBuf, '_')) != 0)
801             *c = '-';
802 
803         name = nameBuf;
804     }
805 
806     if (!strncmp(name, "no-", 3))
807     {
808         name += 3;
809         value = !value || x265_atobool(value, bError) ? "false" : "true";
810     }
811     else if (!strncmp(name, "no", 2))
812     {
813         name += 2;
814         value = !value || x265_atobool(value, bError) ? "false" : "true";
815     }
816     else if (!value)
817         value = "true";
818     else if (value[0] == '=')
819         value++;
820 
821 #if defined(_MSC_VER)
822 #pragma warning(disable: 4127) // conditional expression is constant
823 #endif
824 #define OPT(STR) else if (!strcmp(name, STR))
825 #define OPT2(STR1, STR2) else if (!strcmp(name, STR1) || !strcmp(name, STR2))
826 
827 #ifdef SVT_HEVC
828     if (p->bEnableSvtHevc)
829     {
830         if(svt_param_parse(p, name, value))
831         {
832             x265_log(p, X265_LOG_ERROR, "Error while parsing params \n");
833             bError = true;
834         }
835         return bError ? X265_PARAM_BAD_VALUE : 0;
836     }
837 #endif
838 
839     if (0) ;
840     OPT("asm")
841     {
842 #if X265_ARCH_X86
843         if (!strcasecmp(value, "avx512"))
844         {
845             p->cpuid = X265_NS::cpu_detect(true);
846             if (!(p->cpuid & X265_CPU_AVX512))
847                 x265_log(p, X265_LOG_WARNING, "AVX512 is not supported\n");
848         }
849         else
850         {
851             if (bValueWasNull)
852                 p->cpuid = atobool(value);
853             else
854                 p->cpuid = parseCpuName(value, bError, false);
855         }
856 #else
857         if (bValueWasNull)
858             p->cpuid = atobool(value);
859         else
860             p->cpuid = parseCpuName(value, bError, false);
861 #endif
862     }
863     OPT("fps")
864     {
865         if (sscanf(value, "%u/%u", &p->fpsNum, &p->fpsDenom) == 2)
866             ;
867         else
868         {
869             float fps = (float)atof(value);
870             if (fps > 0 && fps <= INT_MAX / 1000)
871             {
872                 p->fpsNum = (int)(fps * 1000 + .5);
873                 p->fpsDenom = 1000;
874             }
875             else
876             {
877                 p->fpsNum = atoi(value);
878                 p->fpsDenom = 1;
879             }
880         }
881     }
882     OPT("frame-threads") p->frameNumThreads = atoi(value);
883     OPT("pmode") p->bDistributeModeAnalysis = atobool(value);
884     OPT("pme") p->bDistributeMotionEstimation = atobool(value);
885     OPT2("level-idc", "level")
886     {
887         /* allow "5.1" or "51", both converted to integer 51 */
888         /* if level-idc specifies an obviously wrong value in either float or int,
889         throw error consistently. Stronger level checking will be done in encoder_open() */
890         if (atof(value) < 10)
891             p->levelIdc = (int)(10 * atof(value) + .5);
892         else if (atoi(value) < 100)
893             p->levelIdc = atoi(value);
894         else
895             bError = true;
896     }
897     OPT("high-tier") p->bHighTier = atobool(value);
898     OPT("allow-non-conformance") p->bAllowNonConformance = atobool(value);
899     OPT2("log-level", "log")
900     {
901         p->logLevel = atoi(value);
902         if (bError)
903         {
904             bError = false;
905             p->logLevel = parseName(value, logLevelNames, bError) - 1;
906         }
907     }
908     OPT("cu-stats") p->bLogCuStats = atobool(value);
909     OPT("total-frames") p->totalFrames = atoi(value);
910     OPT("annexb") p->bAnnexB = atobool(value);
911     OPT("repeat-headers") p->bRepeatHeaders = atobool(value);
912     OPT("wpp") p->bEnableWavefront = atobool(value);
913     OPT("ctu") p->maxCUSize = (uint32_t)atoi(value);
914     OPT("min-cu-size") p->minCUSize = (uint32_t)atoi(value);
915     OPT("tu-intra-depth") p->tuQTMaxIntraDepth = (uint32_t)atoi(value);
916     OPT("tu-inter-depth") p->tuQTMaxInterDepth = (uint32_t)atoi(value);
917     OPT("max-tu-size") p->maxTUSize = (uint32_t)atoi(value);
918     OPT("subme") p->subpelRefine = atoi(value);
919     OPT("merange") p->searchRange = atoi(value);
920     OPT("rect") p->bEnableRectInter = atobool(value);
921     OPT("amp") p->bEnableAMP = atobool(value);
922     OPT("max-merge") p->maxNumMergeCand = (uint32_t)atoi(value);
923     OPT("temporal-mvp") p->bEnableTemporalMvp = atobool(value);
924     OPT("early-skip") p->bEnableEarlySkip = atobool(value);
925     OPT("rskip") p->recursionSkipMode = atoi(value);
926     OPT("rdpenalty") p->rdPenalty = atoi(value);
927     OPT("tskip") p->bEnableTransformSkip = atobool(value);
928     OPT("no-tskip-fast") p->bEnableTSkipFast = atobool(value);
929     OPT("tskip-fast") p->bEnableTSkipFast = atobool(value);
930     OPT("strong-intra-smoothing") p->bEnableStrongIntraSmoothing = atobool(value);
931     OPT("lossless") p->bLossless = atobool(value);
932     OPT("cu-lossless") p->bCULossless = atobool(value);
933     OPT2("constrained-intra", "cip") p->bEnableConstrainedIntra = atobool(value);
934     OPT("fast-intra") p->bEnableFastIntra = atobool(value);
935     OPT("open-gop") p->bOpenGOP = atobool(value);
936     OPT("intra-refresh") p->bIntraRefresh = atobool(value);
937     OPT("lookahead-slices") p->lookaheadSlices = atoi(value);
938     OPT("scenecut")
939     {
940        p->scenecutThreshold = atobool(value);
941        if (bError || p->scenecutThreshold)
942        {
943            bError = false;
944            p->scenecutThreshold = atoi(value);
945            p->bHistBasedSceneCut = 0;
946        }
947     }
948     OPT("temporal-layers") p->bEnableTemporalSubLayers = atobool(value);
949     OPT("keyint") p->keyframeMax = atoi(value);
950     OPT("min-keyint") p->keyframeMin = atoi(value);
951     OPT("rc-lookahead") p->lookaheadDepth = atoi(value);
952     OPT("bframes") p->bframes = atoi(value);
953     OPT("bframe-bias") p->bFrameBias = atoi(value);
954     OPT("b-adapt")
955     {
956         p->bFrameAdaptive = atobool(value);
957         if (bError || p->bFrameAdaptive)
958         {
959             bError = false;
960             p->bFrameAdaptive = atoi(value);
961         }
962     }
963     OPT("interlace")
964     {
965         p->interlaceMode = atobool(value);
966         if (bError || p->interlaceMode)
967         {
968             bError = false;
969             p->interlaceMode = parseName(value, x265_interlace_names, bError);
970         }
971     }
972     OPT("ref") p->maxNumReferences = atoi(value);
973     OPT("limit-refs") p->limitReferences = atoi(value);
974     OPT("limit-modes") p->limitModes = atobool(value);
975     OPT("weightp") p->bEnableWeightedPred = atobool(value);
976     OPT("weightb") p->bEnableWeightedBiPred = atobool(value);
977     OPT("cbqpoffs") p->cbQpOffset = atoi(value);
978     OPT("crqpoffs") p->crQpOffset = atoi(value);
979     OPT("rd") p->rdLevel = atoi(value);
980     OPT2("rdoq", "rdoq-level")
981     {
982         int bval = atobool(value);
983         if (bError || bval)
984         {
985             bError = false;
986             p->rdoqLevel = atoi(value);
987         }
988         else
989             p->rdoqLevel = 0;
990     }
991     OPT("psy-rd")
992     {
993         int bval = atobool(value);
994         if (bError || bval)
995         {
996             bError = false;
997             p->psyRd = atof(value);
998         }
999         else
1000             p->psyRd = 0.0;
1001     }
1002     OPT("psy-rdoq")
1003     {
1004         int bval = atobool(value);
1005         if (bError || bval)
1006         {
1007             bError = false;
1008             p->psyRdoq = atof(value);
1009         }
1010         else
1011             p->psyRdoq = 0.0;
1012     }
1013     OPT("rd-refine") p->bEnableRdRefine = atobool(value);
1014     OPT("signhide") p->bEnableSignHiding = atobool(value);
1015     OPT("b-intra") p->bIntraInBFrames = atobool(value);
1016     OPT("lft") p->bEnableLoopFilter = atobool(value); /* DEPRECATED */
1017     OPT("deblock")
1018     {
1019         if (2 == sscanf(value, "%d:%d", &p->deblockingFilterTCOffset, &p->deblockingFilterBetaOffset) ||
1020             2 == sscanf(value, "%d,%d", &p->deblockingFilterTCOffset, &p->deblockingFilterBetaOffset))
1021         {
1022             p->bEnableLoopFilter = true;
1023         }
1024         else if (sscanf(value, "%d", &p->deblockingFilterTCOffset))
1025         {
1026             p->bEnableLoopFilter = 1;
1027             p->deblockingFilterBetaOffset = p->deblockingFilterTCOffset;
1028         }
1029         else
1030             p->bEnableLoopFilter = atobool(value);
1031     }
1032     OPT("sao") p->bEnableSAO = atobool(value);
1033     OPT("sao-non-deblock") p->bSaoNonDeblocked = atobool(value);
1034     OPT("ssim") p->bEnableSsim = atobool(value);
1035     OPT("psnr") p->bEnablePsnr = atobool(value);
1036     OPT("hash") p->decodedPictureHashSEI = atoi(value);
1037     OPT("aud") p->bEnableAccessUnitDelimiters = atobool(value);
1038     OPT("info") p->bEmitInfoSEI = atobool(value);
1039     OPT("b-pyramid") p->bBPyramid = atobool(value);
1040     OPT("hrd") p->bEmitHRDSEI = atobool(value);
1041     OPT2("ipratio", "ip-factor") p->rc.ipFactor = atof(value);
1042     OPT2("pbratio", "pb-factor") p->rc.pbFactor = atof(value);
1043     OPT("qcomp") p->rc.qCompress = atof(value);
1044     OPT("qpstep") p->rc.qpStep = atoi(value);
1045     OPT("cplxblur") p->rc.complexityBlur = atof(value);
1046     OPT("qblur") p->rc.qblur = atof(value);
1047     OPT("aq-mode") p->rc.aqMode = atoi(value);
1048     OPT("aq-strength") p->rc.aqStrength = atof(value);
1049     OPT("vbv-maxrate") p->rc.vbvMaxBitrate = atoi(value);
1050     OPT("vbv-bufsize") p->rc.vbvBufferSize = atoi(value);
1051     OPT("vbv-init")    p->rc.vbvBufferInit = atof(value);
1052     OPT("crf-max")     p->rc.rfConstantMax = atof(value);
1053     OPT("crf-min")     p->rc.rfConstantMin = atof(value);
1054     OPT("qpmax")       p->rc.qpMax = atoi(value);
1055     OPT("crf")
1056     {
1057         p->rc.rfConstant = atof(value);
1058         p->rc.rateControlMode = X265_RC_CRF;
1059     }
1060     OPT("bitrate")
1061     {
1062         p->rc.bitrate = atoi(value);
1063         p->rc.rateControlMode = X265_RC_ABR;
1064     }
1065     OPT("qp")
1066     {
1067         p->rc.qp = atoi(value);
1068         p->rc.rateControlMode = X265_RC_CQP;
1069     }
1070     OPT("rc-grain") p->rc.bEnableGrain = atobool(value);
1071     OPT("zones")
1072     {
1073         p->rc.zoneCount = 1;
1074         const char* c;
1075 
1076         for (c = value; *c; c++)
1077             p->rc.zoneCount += (*c == '/');
1078 
1079         p->rc.zones = X265_MALLOC(x265_zone, p->rc.zoneCount);
1080         c = value;
1081         for (int i = 0; i < p->rc.zoneCount; i++ )
1082         {
1083             int len;
1084             if (3 == sscanf(c, "%d,%d,q=%d%n", &p->rc.zones[i].startFrame, &p->rc.zones[i].endFrame, &p->rc.zones[i].qp, &len))
1085                 p->rc.zones[i].bForceQp = 1;
1086             else if (3 == sscanf(c, "%d,%d,b=%f%n", &p->rc.zones[i].startFrame, &p->rc.zones[i].endFrame, &p->rc.zones[i].bitrateFactor, &len))
1087                 p->rc.zones[i].bForceQp = 0;
1088             else
1089             {
1090                 bError = true;
1091                 break;
1092             }
1093             c += len + 1;
1094         }
1095     }
1096     OPT("input-res") bError |= sscanf(value, "%dx%d", &p->sourceWidth, &p->sourceHeight) != 2;
1097     OPT("input-csp") p->internalCsp = parseName(value, x265_source_csp_names, bError);
1098     OPT("me")        p->searchMethod = parseName(value, x265_motion_est_names, bError);
1099     OPT("cutree")    p->rc.cuTree = atobool(value);
1100     OPT("slow-firstpass") p->rc.bEnableSlowFirstPass = atobool(value);
1101     OPT("strict-cbr")
1102     {
1103         p->rc.bStrictCbr = atobool(value);
1104         p->rc.pbFactor = 1.0;
1105     }
1106     OPT("analysis-reuse-mode") p->analysisReuseMode = parseName(value, x265_analysis_names, bError); /*DEPRECATED*/
1107     OPT("sar")
1108     {
1109         p->vui.aspectRatioIdc = parseName(value, x265_sar_names, bError);
1110         if (bError)
1111         {
1112             p->vui.aspectRatioIdc = X265_EXTENDED_SAR;
1113             bError = sscanf(value, "%d:%d", &p->vui.sarWidth, &p->vui.sarHeight) != 2;
1114         }
1115     }
1116     OPT("overscan")
1117     {
1118         if (!strcmp(value, "show"))
1119             p->vui.bEnableOverscanInfoPresentFlag = 1;
1120         else if (!strcmp(value, "crop"))
1121         {
1122             p->vui.bEnableOverscanInfoPresentFlag = 1;
1123             p->vui.bEnableOverscanAppropriateFlag = 1;
1124         }
1125         else if (!strcmp(value, "undef"))
1126             p->vui.bEnableOverscanInfoPresentFlag = 0;
1127         else
1128             bError = true;
1129     }
1130     OPT("videoformat")
1131     {
1132         p->vui.bEnableVideoSignalTypePresentFlag = 1;
1133         p->vui.videoFormat = parseName(value, x265_video_format_names, bError);
1134     }
1135     OPT("range")
1136     {
1137         p->vui.bEnableVideoSignalTypePresentFlag = 1;
1138         p->vui.bEnableVideoFullRangeFlag = parseName(value, x265_fullrange_names, bError);
1139     }
1140     OPT("colorprim")
1141     {
1142         p->vui.bEnableVideoSignalTypePresentFlag = 1;
1143         p->vui.bEnableColorDescriptionPresentFlag = 1;
1144         p->vui.colorPrimaries = parseName(value, x265_colorprim_names, bError);
1145     }
1146     OPT("transfer")
1147     {
1148         p->vui.bEnableVideoSignalTypePresentFlag = 1;
1149         p->vui.bEnableColorDescriptionPresentFlag = 1;
1150         p->vui.transferCharacteristics = parseName(value, x265_transfer_names, bError);
1151     }
1152     OPT("colormatrix")
1153     {
1154         p->vui.bEnableVideoSignalTypePresentFlag = 1;
1155         p->vui.bEnableColorDescriptionPresentFlag = 1;
1156         p->vui.matrixCoeffs = parseName(value, x265_colmatrix_names, bError);
1157     }
1158     OPT("chromaloc")
1159     {
1160         p->vui.bEnableChromaLocInfoPresentFlag = 1;
1161         p->vui.chromaSampleLocTypeTopField = atoi(value);
1162         p->vui.chromaSampleLocTypeBottomField = p->vui.chromaSampleLocTypeTopField;
1163     }
1164     OPT2("display-window", "crop-rect")
1165     {
1166         p->vui.bEnableDefaultDisplayWindowFlag = 1;
1167         bError |= sscanf(value, "%d,%d,%d,%d",
1168                          &p->vui.defDispWinLeftOffset,
1169                          &p->vui.defDispWinTopOffset,
1170                          &p->vui.defDispWinRightOffset,
1171                          &p->vui.defDispWinBottomOffset) != 4;
1172     }
1173     OPT("nr-intra") p->noiseReductionIntra = atoi(value);
1174     OPT("nr-inter") p->noiseReductionInter = atoi(value);
1175     OPT("pass")
1176     {
1177         int pass = x265_clip3(0, 3, atoi(value));
1178         p->rc.bStatWrite = pass & 1;
1179         p->rc.bStatRead = pass & 2;
1180     }
1181     OPT("stats") p->rc.statFileName = strdup(value);
1182     OPT("scaling-list") p->scalingLists = strdup(value);
1183     OPT2("pools", "numa-pools") p->numaPools = strdup(value);
1184     OPT("lambda-file") p->rc.lambdaFileName = strdup(value);
1185     OPT("analysis-reuse-file") p->analysisReuseFileName = strdup(value);
1186     OPT("qg-size") p->rc.qgSize = atoi(value);
1187     OPT("master-display") p->masteringDisplayColorVolume = strdup(value);
1188     OPT("max-cll") bError |= sscanf(value, "%hu,%hu", &p->maxCLL, &p->maxFALL) != 2;
1189     OPT("min-luma") p->minLuma = (uint16_t)atoi(value);
1190     OPT("max-luma") p->maxLuma = (uint16_t)atoi(value);
1191     OPT("uhd-bd") p->uhdBluray = atobool(value);
1192     else
1193         bExtraParams = true;
1194 
1195     // solve "fatal error C1061: compiler limit : blocks nested too deeply"
1196     if (bExtraParams)
1197     {
1198         if (0) ;
1199         OPT("csv") p->csvfn = strdup(value);
1200         OPT("csv-log-level") p->csvLogLevel = atoi(value);
1201         OPT("qpmin") p->rc.qpMin = atoi(value);
1202         OPT("analyze-src-pics") p->bSourceReferenceEstimation = atobool(value);
1203         OPT("log2-max-poc-lsb") p->log2MaxPocLsb = atoi(value);
1204         OPT("vui-timing-info") p->bEmitVUITimingInfo = atobool(value);
1205         OPT("vui-hrd-info") p->bEmitVUIHRDInfo = atobool(value);
1206         OPT("slices") p->maxSlices = atoi(value);
1207         OPT("limit-tu") p->limitTU = atoi(value);
1208         OPT("opt-qp-pps") p->bOptQpPPS = atobool(value);
1209         OPT("opt-ref-list-length-pps") p->bOptRefListLengthPPS = atobool(value);
1210         OPT("multi-pass-opt-rps") p->bMultiPassOptRPS = atobool(value);
1211         OPT("scenecut-bias") p->scenecutBias = atof(value);
1212         OPT("hist-scenecut")
1213         {
1214             p->bHistBasedSceneCut = atobool(value);
1215             if (bError)
1216             {
1217                 bError = false;
1218                 p->bHistBasedSceneCut = 0;
1219             }
1220             if (p->bHistBasedSceneCut)
1221             {
1222                 bError = false;
1223                 p->scenecutThreshold = 0;
1224             }
1225         }
1226         OPT("hist-threshold") p->edgeTransitionThreshold = atof(value);
1227         OPT("rskip-edge-threshold") p->edgeVarThreshold = atoi(value)/100.0f;
1228         OPT("lookahead-threads") p->lookaheadThreads = atoi(value);
1229         OPT("opt-cu-delta-qp") p->bOptCUDeltaQP = atobool(value);
1230         OPT("multi-pass-opt-analysis") p->analysisMultiPassRefine = atobool(value);
1231         OPT("multi-pass-opt-distortion") p->analysisMultiPassDistortion = atobool(value);
1232         OPT("aq-motion") p->bAQMotion = atobool(value);
1233         OPT("dynamic-rd") p->dynamicRd = atof(value);
1234         OPT("analysis-reuse-level")
1235         {
1236             p->analysisReuseLevel = atoi(value);
1237             p->analysisSaveReuseLevel = atoi(value);
1238             p->analysisLoadReuseLevel = atoi(value);
1239         }
1240         OPT("analysis-save-reuse-level") p->analysisSaveReuseLevel = atoi(value);
1241         OPT("analysis-load-reuse-level") p->analysisLoadReuseLevel = atoi(value);
1242         OPT("ssim-rd")
1243         {
1244             int bval = atobool(value);
1245             if (bError || bval)
1246             {
1247                 bError = false;
1248                 p->psyRd = 0.0;
1249                 p->bSsimRd = atobool(value);
1250             }
1251         }
1252         OPT("hdr") p->bEmitHDR10SEI = atobool(value);  /*DEPRECATED*/
1253         OPT("hdr10") p->bEmitHDR10SEI = atobool(value);
1254         OPT("hdr-opt") p->bHDR10Opt = atobool(value); /*DEPRECATED*/
1255         OPT("hdr10-opt") p->bHDR10Opt = atobool(value);
1256         OPT("limit-sao") p->bLimitSAO = atobool(value);
1257         OPT("dhdr10-info") p->toneMapFile = strdup(value);
1258         OPT("dhdr10-opt") p->bDhdr10opt = atobool(value);
1259         OPT("idr-recovery-sei") p->bEmitIDRRecoverySEI = atobool(value);
1260         OPT("const-vbv") p->rc.bEnableConstVbv = atobool(value);
1261         OPT("ctu-info") p->bCTUInfo = atoi(value);
1262         OPT("scale-factor") p->scaleFactor = atoi(value);
1263         OPT("refine-intra")p->intraRefine = atoi(value);
1264         OPT("refine-inter")p->interRefine = atoi(value);
1265         OPT("refine-mv")p->mvRefine = atoi(value);
1266         OPT("force-flush")p->forceFlush = atoi(value);
1267         OPT("splitrd-skip") p->bEnableSplitRdSkip = atobool(value);
1268         OPT("lowpass-dct") p->bLowPassDct = atobool(value);
1269         OPT("vbv-end") p->vbvBufferEnd = atof(value);
1270         OPT("vbv-end-fr-adj") p->vbvEndFrameAdjust = atof(value);
1271         OPT("copy-pic") p->bCopyPicToFrame = atobool(value);
1272         OPT("refine-analysis-type")
1273         {
1274             if (strcmp(strdup(value), "avc") == 0)
1275             {
1276                 p->bAnalysisType = AVC_INFO;
1277             }
1278             else if (strcmp(strdup(value), "hevc") == 0)
1279             {
1280                 p->bAnalysisType = HEVC_INFO;
1281             }
1282             else if (strcmp(strdup(value), "off") == 0)
1283             {
1284                 p->bAnalysisType = DEFAULT;
1285             }
1286             else
1287             {
1288                 bError = true;
1289             }
1290         }
1291         OPT("gop-lookahead") p->gopLookahead = atoi(value);
1292         OPT("analysis-save") p->analysisSave = strdup(value);
1293         OPT("analysis-load") p->analysisLoad = strdup(value);
1294         OPT("radl") p->radl = atoi(value);
1295         OPT("max-ausize-factor") p->maxAUSizeFactor = atof(value);
1296         OPT("dynamic-refine") p->bDynamicRefine = atobool(value);
1297         OPT("single-sei") p->bSingleSeiNal = atobool(value);
1298         OPT("atc-sei") p->preferredTransferCharacteristics = atoi(value);
1299         OPT("pic-struct") p->pictureStructure = atoi(value);
1300         OPT("chunk-start") p->chunkStart = atoi(value);
1301         OPT("chunk-end") p->chunkEnd = atoi(value);
1302         OPT("nalu-file") p->naluFile = strdup(value);
1303         OPT("dolby-vision-profile")
1304         {
1305             if (atof(value) < 10)
1306                 p->dolbyProfile = (int)(10 * atof(value) + .5);
1307             else if (atoi(value) < 100)
1308                 p->dolbyProfile = atoi(value);
1309             else
1310                 bError = true;
1311         }
1312         OPT("hrd-concat") p->bEnableHRDConcatFlag = atobool(value);
1313         OPT("refine-ctu-distortion") p->ctuDistortionRefine = atoi(value);
1314         OPT("hevc-aq") p->rc.hevcAq = atobool(value);
1315         OPT("qp-adaptation-range") p->rc.qpAdaptationRange = atof(value);
1316 #ifdef SVT_HEVC
1317         OPT("svt")
1318         {
1319             p->bEnableSvtHevc = atobool(value);
1320             if (count > 1 && p->bEnableSvtHevc)
1321             {
1322                 x265_log(NULL, X265_LOG_ERROR, "Enable SVT should be the first call to x265_parse_parse \n");
1323                 bError = true;
1324             }
1325         }
1326         OPT("svt-hme") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1327         OPT("svt-search-width") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1328         OPT("svt-search-height") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1329         OPT("svt-compressed-ten-bit-format") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1330         OPT("svt-speed-control") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1331         OPT("input-depth") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1332         OPT("svt-preset-tuner") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1333         OPT("svt-hierarchical-level") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1334         OPT("svt-base-layer-switch-mode") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1335         OPT("svt-pred-struct") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1336         OPT("svt-fps-in-vps") x265_log(p, X265_LOG_WARNING, "Option %s is SVT-HEVC Encoder specific; Disabling it here \n", name);
1337 #endif
1338         OPT("selective-sao")
1339         {
1340             p->selectiveSAO = atoi(value);
1341         }
1342         OPT("fades") p->bEnableFades = atobool(value);
1343         OPT("scenecut-aware-qp") p->bEnableSceneCutAwareQp = atobool(value);
1344         OPT("scenecut-window") p->scenecutWindow = atoi(value);
1345         OPT("max-qp-delta") p->maxQpDelta = atoi(value);
1346         OPT("field") p->bField = atobool( value );
1347         OPT("cll") p->bEmitCLL = atobool(value);
1348         OPT("frame-dup") p->bEnableFrameDuplication = atobool(value);
1349         OPT("dup-threshold") p->dupThreshold = atoi(value);
1350         OPT("hme") p->bEnableHME = atobool(value);
1351         OPT("hme-search")
1352         {
1353             char search[3][5];
1354             memset(search, '\0', 15 * sizeof(char));
1355             if(3 == sscanf(value, "%d,%d,%d", &p->hmeSearchMethod[0], &p->hmeSearchMethod[1], &p->hmeSearchMethod[2]) ||
1356                3 == sscanf(value, "%4[^,],%4[^,],%4[^,]", search[0], search[1], search[2]))
1357             {
1358                 if(search[0][0])
1359                     for(int level = 0; level < 3; level++)
1360                         p->hmeSearchMethod[level] = parseName(search[level], x265_motion_est_names, bError);
1361             }
1362             else if (sscanf(value, "%d", &p->hmeSearchMethod[0]) || sscanf(value, "%s", search[0]))
1363             {
1364                 if (search[0][0]) {
1365                     p->hmeSearchMethod[0] = parseName(search[0], x265_motion_est_names, bError);
1366                     p->hmeSearchMethod[1] = p->hmeSearchMethod[2] = p->hmeSearchMethod[0];
1367                 }
1368             }
1369             p->bEnableHME = true;
1370         }
1371         OPT("hme-range")
1372         {
1373             sscanf(value, "%d,%d,%d", &p->hmeRange[0], &p->hmeRange[1], &p->hmeRange[2]);
1374             p->bEnableHME = true;
1375         }
1376         else
1377             return X265_PARAM_BAD_NAME;
1378     }
1379 #undef OPT
1380 #undef atobool
1381 #undef atoi
1382 #undef atof
1383 
1384     bError |= bValueWasNull && !bNameWasBool;
1385     return bError ? X265_PARAM_BAD_VALUE : 0;
1386 }
1387 
1388 } /* end extern "C" or namespace */
1389 
1390 namespace X265_NS {
1391 // internal encoder functions
1392 
x265_atoi(const char * str,bool & bError)1393 int x265_atoi(const char* str, bool& bError)
1394 {
1395     char *end;
1396     int v = strtol(str, &end, 0);
1397 
1398     if (end == str || *end != '\0')
1399         bError = true;
1400     return v;
1401 }
1402 
x265_atof(const char * str,bool & bError)1403 double x265_atof(const char* str, bool& bError)
1404 {
1405     char *end;
1406     double v = strtod(str, &end);
1407 
1408     if (end == str || *end != '\0')
1409         bError = true;
1410     return v;
1411 }
1412 
1413 /* cpu name can be:
1414  *   auto || true - x265::cpu_detect()
1415  *   false || no  - disabled
1416  *   integer bitmap value
1417  *   comma separated list of SIMD names, eg: SSE4.1,XOP */
parseCpuName(const char * value,bool & bError,bool bEnableavx512)1418 int parseCpuName(const char* value, bool& bError, bool bEnableavx512)
1419 {
1420     if (!value)
1421     {
1422         bError = 1;
1423         return 0;
1424     }
1425     int cpu;
1426     if (isdigit(value[0]))
1427         cpu = x265_atoi(value, bError);
1428     else
1429         cpu = !strcmp(value, "auto") || x265_atobool(value, bError) ? X265_NS::cpu_detect(bEnableavx512) : 0;
1430 
1431     if (bError)
1432     {
1433         char *buf = strdup(value);
1434         char *tok, *saveptr = NULL, *init;
1435         bError = 0;
1436         cpu = 0;
1437         for (init = buf; (tok = strtok_r(init, ",", &saveptr)); init = NULL)
1438         {
1439             int i;
1440             for (i = 0; X265_NS::cpu_names[i].flags && strcasecmp(tok, X265_NS::cpu_names[i].name); i++)
1441             {
1442             }
1443 
1444             cpu |= X265_NS::cpu_names[i].flags;
1445             if (!X265_NS::cpu_names[i].flags)
1446                 bError = 1;
1447         }
1448 
1449         free(buf);
1450         if ((cpu & X265_CPU_SSSE3) && !(cpu & X265_CPU_SSE2_IS_SLOW))
1451             cpu |= X265_CPU_SSE2_IS_FAST;
1452     }
1453 
1454     return cpu;
1455 }
1456 
1457 static const int fixedRatios[][2] =
1458 {
1459     { 1,  1 },
1460     { 12, 11 },
1461     { 10, 11 },
1462     { 16, 11 },
1463     { 40, 33 },
1464     { 24, 11 },
1465     { 20, 11 },
1466     { 32, 11 },
1467     { 80, 33 },
1468     { 18, 11 },
1469     { 15, 11 },
1470     { 64, 33 },
1471     { 160, 99 },
1472     { 4, 3 },
1473     { 3, 2 },
1474     { 2, 1 },
1475 };
1476 
setParamAspectRatio(x265_param * p,int width,int height)1477 void setParamAspectRatio(x265_param* p, int width, int height)
1478 {
1479     p->vui.aspectRatioIdc = X265_EXTENDED_SAR;
1480     p->vui.sarWidth = width;
1481     p->vui.sarHeight = height;
1482     for (size_t i = 0; i < sizeof(fixedRatios) / sizeof(fixedRatios[0]); i++)
1483     {
1484         if (width == fixedRatios[i][0] && height == fixedRatios[i][1])
1485         {
1486             p->vui.aspectRatioIdc = (int)i + 1;
1487             return;
1488         }
1489     }
1490 }
1491 
getParamAspectRatio(x265_param * p,int & width,int & height)1492 void getParamAspectRatio(x265_param* p, int& width, int& height)
1493 {
1494     if (!p->vui.aspectRatioIdc)
1495         width = height = 0;
1496     else if ((size_t)p->vui.aspectRatioIdc <= sizeof(fixedRatios) / sizeof(fixedRatios[0]))
1497     {
1498         width  = fixedRatios[p->vui.aspectRatioIdc - 1][0];
1499         height = fixedRatios[p->vui.aspectRatioIdc - 1][1];
1500     }
1501     else if (p->vui.aspectRatioIdc == X265_EXTENDED_SAR)
1502     {
1503         width  = p->vui.sarWidth;
1504         height = p->vui.sarHeight;
1505     }
1506     else
1507         width = height = 0;
1508 }
1509 
_confirm(x265_param * param,bool bflag,const char * message)1510 static inline int _confirm(x265_param* param, bool bflag, const char* message)
1511 {
1512     if (!bflag)
1513         return 0;
1514 
1515     x265_log(param, X265_LOG_ERROR, "%s\n", message);
1516     return 1;
1517 }
1518 
x265_check_params(x265_param * param)1519 int x265_check_params(x265_param* param)
1520 {
1521 #define CHECK(expr, msg) check_failed |= _confirm(param, expr, msg)
1522     int check_failed = 0; /* abort if there is a fatal configuration problem */
1523     CHECK(param->uhdBluray == 1 && (X265_DEPTH != 10 || param->internalCsp != 1 || param->interlaceMode != 0),
1524         "uhd-bd: bit depth, chroma subsample, source picture type must be 10, 4:2:0, progressive");
1525     CHECK(param->maxCUSize != 64 && param->maxCUSize != 32 && param->maxCUSize != 16,
1526           "max cu size must be 16, 32, or 64");
1527     if (check_failed == 1)
1528         return check_failed;
1529 
1530     uint32_t maxLog2CUSize = (uint32_t)g_log2Size[param->maxCUSize];
1531     uint32_t tuQTMaxLog2Size = X265_MIN(maxLog2CUSize, 5);
1532     uint32_t tuQTMinLog2Size = 2; //log2(4)
1533 
1534     CHECK((param->maxSlices > 1) && !param->bEnableWavefront,
1535         "Multiple-Slices mode must be enable Wavefront Parallel Processing (--wpp)");
1536     CHECK(param->internalBitDepth != X265_DEPTH,
1537           "internalBitDepth must match compiled bit depth");
1538     CHECK(param->minCUSize != 32 && param->minCUSize != 16 && param->minCUSize != 8,
1539           "minimim CU size must be 8, 16 or 32");
1540     CHECK(param->minCUSize > param->maxCUSize,
1541           "min CU size must be less than or equal to max CU size");
1542     CHECK(param->rc.qp < -6 * (param->internalBitDepth - 8) || param->rc.qp > QP_MAX_SPEC,
1543           "QP exceeds supported range (-QpBDOffsety to 51)");
1544     CHECK(param->fpsNum == 0 || param->fpsDenom == 0,
1545           "Frame rate numerator and denominator must be specified");
1546     CHECK(param->interlaceMode < 0 || param->interlaceMode > 2,
1547           "Interlace mode must be 0 (progressive) 1 (top-field first) or 2 (bottom field first)");
1548     CHECK(param->searchMethod < 0 || param->searchMethod > X265_FULL_SEARCH,
1549           "Search method is not supported value (0:DIA 1:HEX 2:UMH 3:HM 4:SEA 5:FULL)");
1550     CHECK(param->searchRange < 0,
1551           "Search Range must be more than 0");
1552     CHECK(param->searchRange >= 32768,
1553           "Search Range must be less than 32768");
1554     CHECK(param->subpelRefine > X265_MAX_SUBPEL_LEVEL,
1555           "subme must be less than or equal to X265_MAX_SUBPEL_LEVEL (7)");
1556     CHECK(param->subpelRefine < 0,
1557           "subme must be greater than or equal to 0");
1558     CHECK(param->limitReferences > 3,
1559           "limitReferences must be 0, 1, 2 or 3");
1560     CHECK(param->limitModes > 1,
1561           "limitRectAmp must be 0, 1");
1562     CHECK(param->frameNumThreads < 0 || param->frameNumThreads > X265_MAX_FRAME_THREADS,
1563           "frameNumThreads (--frame-threads) must be [0 .. X265_MAX_FRAME_THREADS)");
1564     CHECK(param->cbQpOffset < -12, "Min. Chroma Cb QP Offset is -12");
1565     CHECK(param->cbQpOffset >  12, "Max. Chroma Cb QP Offset is  12");
1566     CHECK(param->crQpOffset < -12, "Min. Chroma Cr QP Offset is -12");
1567     CHECK(param->crQpOffset >  12, "Max. Chroma Cr QP Offset is  12");
1568 
1569     CHECK(tuQTMaxLog2Size > maxLog2CUSize,
1570           "QuadtreeTULog2MaxSize must be log2(maxCUSize) or smaller.");
1571 
1572     CHECK(param->tuQTMaxInterDepth < 1 || param->tuQTMaxInterDepth > 4,
1573           "QuadtreeTUMaxDepthInter must be greater than 0 and less than 5");
1574     CHECK(maxLog2CUSize < tuQTMinLog2Size + param->tuQTMaxInterDepth - 1,
1575           "QuadtreeTUMaxDepthInter must be less than or equal to the difference between log2(maxCUSize) and QuadtreeTULog2MinSize plus 1");
1576     CHECK(param->tuQTMaxIntraDepth < 1 || param->tuQTMaxIntraDepth > 4,
1577           "QuadtreeTUMaxDepthIntra must be greater 0 and less than 5");
1578     CHECK(maxLog2CUSize < tuQTMinLog2Size + param->tuQTMaxIntraDepth - 1,
1579           "QuadtreeTUMaxDepthInter must be less than or equal to the difference between log2(maxCUSize) and QuadtreeTULog2MinSize plus 1");
1580     CHECK((param->maxTUSize != 32 && param->maxTUSize != 16 && param->maxTUSize != 8 && param->maxTUSize != 4),
1581           "max TU size must be 4, 8, 16, or 32");
1582     CHECK(param->limitTU > 4, "Invalid limit-tu option, limit-TU must be between 0 and 4");
1583     CHECK(param->maxNumMergeCand < 1, "MaxNumMergeCand must be 1 or greater.");
1584     CHECK(param->maxNumMergeCand > 5, "MaxNumMergeCand must be 5 or smaller.");
1585 
1586     CHECK(param->maxNumReferences < 1, "maxNumReferences must be 1 or greater.");
1587     CHECK(param->maxNumReferences > MAX_NUM_REF, "maxNumReferences must be 16 or smaller.");
1588 
1589     CHECK(param->sourceWidth < (int)param->maxCUSize || param->sourceHeight < (int)param->maxCUSize,
1590           "Picture size must be at least one CTU");
1591     CHECK(param->internalCsp < X265_CSP_I400 || X265_CSP_I444 < param->internalCsp,
1592           "chroma subsampling must be i400 (4:0:0 monochrome), i420 (4:2:0 default), i422 (4:2:0), i444 (4:4:4)");
1593     CHECK(param->sourceWidth & !!CHROMA_H_SHIFT(param->internalCsp),
1594           "Picture width must be an integer multiple of the specified chroma subsampling");
1595     CHECK(param->sourceHeight & !!CHROMA_V_SHIFT(param->internalCsp),
1596           "Picture height must be an integer multiple of the specified chroma subsampling");
1597 
1598     CHECK(param->rc.rateControlMode > X265_RC_CRF || param->rc.rateControlMode < X265_RC_ABR,
1599           "Rate control mode is out of range");
1600     CHECK(param->rdLevel < 1 || param->rdLevel > 6,
1601           "RD Level is out of range");
1602     CHECK(param->rdoqLevel < 0 || param->rdoqLevel > 2,
1603           "RDOQ Level is out of range");
1604     CHECK(param->dynamicRd < 0 || param->dynamicRd > x265_ADAPT_RD_STRENGTH,
1605           "Dynamic RD strength must be between 0 and 4");
1606     CHECK(param->recursionSkipMode > 2 || param->recursionSkipMode < 0,
1607           "Invalid Recursion skip mode. Valid modes 0,1,2");
1608     if (param->recursionSkipMode == EDGE_BASED_RSKIP)
1609     {
1610         CHECK(param->edgeVarThreshold < 0.0f || param->edgeVarThreshold > 1.0f,
1611               "Minimum edge density percentage for a CU should be an integer between 0 to 100");
1612     }
1613     CHECK(param->bframes && param->bframes >= param->lookaheadDepth && !param->rc.bStatRead,
1614           "Lookahead depth must be greater than the max consecutive bframe count");
1615     CHECK(param->bframes < 0,
1616           "bframe count should be greater than zero");
1617     CHECK(param->bframes > X265_BFRAME_MAX,
1618           "max consecutive bframe count must be 16 or smaller");
1619     CHECK(param->lookaheadDepth > X265_LOOKAHEAD_MAX,
1620           "Lookahead depth must be less than 256");
1621     CHECK(param->lookaheadSlices > 16 || param->lookaheadSlices < 0,
1622           "Lookahead slices must between 0 and 16");
1623     CHECK(param->rc.aqMode < X265_AQ_NONE || X265_AQ_EDGE < param->rc.aqMode,
1624           "Aq-Mode is out of range");
1625     CHECK(param->rc.aqStrength < 0 || param->rc.aqStrength > 3,
1626           "Aq-Strength is out of range");
1627     CHECK(param->rc.qpAdaptationRange < 1.0f || param->rc.qpAdaptationRange > 6.0f,
1628         "qp adaptation range is out of range");
1629     CHECK(param->deblockingFilterTCOffset < -6 || param->deblockingFilterTCOffset > 6,
1630           "deblocking filter tC offset must be in the range of -6 to +6");
1631     CHECK(param->deblockingFilterBetaOffset < -6 || param->deblockingFilterBetaOffset > 6,
1632           "deblocking filter Beta offset must be in the range of -6 to +6");
1633     CHECK(param->psyRd < 0 || 5.0 < param->psyRd, "Psy-rd strength must be between 0 and 5.0");
1634     CHECK(param->psyRdoq < 0 || 50.0 < param->psyRdoq, "Psy-rdoq strength must be between 0 and 50.0");
1635     CHECK(param->bEnableWavefront < 0, "WaveFrontSynchro cannot be negative");
1636     CHECK((param->vui.aspectRatioIdc < 0
1637            || param->vui.aspectRatioIdc > 16)
1638           && param->vui.aspectRatioIdc != X265_EXTENDED_SAR,
1639           "Sample Aspect Ratio must be 0-16 or 255");
1640     CHECK(param->vui.aspectRatioIdc == X265_EXTENDED_SAR && param->vui.sarWidth <= 0,
1641           "Sample Aspect Ratio width must be greater than 0");
1642     CHECK(param->vui.aspectRatioIdc == X265_EXTENDED_SAR && param->vui.sarHeight <= 0,
1643           "Sample Aspect Ratio height must be greater than 0");
1644     CHECK(param->vui.videoFormat < 0 || param->vui.videoFormat > 5,
1645           "Video Format must be component,"
1646           " pal, ntsc, secam, mac or undef");
1647     CHECK(param->vui.colorPrimaries < 0
1648           || param->vui.colorPrimaries > 12
1649           || param->vui.colorPrimaries == 3,
1650           "Color Primaries must be undef, bt709, bt470m,"
1651           " bt470bg, smpte170m, smpte240m, film, bt2020, smpte-st-428, smpte-rp-431 or smpte-eg-432");
1652     CHECK(param->vui.transferCharacteristics < 0
1653           || param->vui.transferCharacteristics > 18
1654           || param->vui.transferCharacteristics == 3,
1655           "Transfer Characteristics must be undef, bt709, bt470m, bt470bg,"
1656           " smpte170m, smpte240m, linear, log100, log316, iec61966-2-4, bt1361e,"
1657           " iec61966-2-1, bt2020-10, bt2020-12, smpte-st-2084, smpte-st-428 or arib-std-b67");
1658     CHECK(param->vui.matrixCoeffs < 0
1659           || param->vui.matrixCoeffs > 14
1660           || param->vui.matrixCoeffs == 3,
1661           "Matrix Coefficients must be undef, bt709, fcc, bt470bg, smpte170m,"
1662           " smpte240m, GBR, YCgCo, bt2020nc, bt2020c, smpte-st-2085, chroma-nc, chroma-c or ictcp");
1663     CHECK(param->vui.chromaSampleLocTypeTopField < 0
1664           || param->vui.chromaSampleLocTypeTopField > 5,
1665           "Chroma Sample Location Type Top Field must be 0-5");
1666     CHECK(param->vui.chromaSampleLocTypeBottomField < 0
1667           || param->vui.chromaSampleLocTypeBottomField > 5,
1668           "Chroma Sample Location Type Bottom Field must be 0-5");
1669     CHECK(param->vui.defDispWinLeftOffset < 0,
1670           "Default Display Window Left Offset must be 0 or greater");
1671     CHECK(param->vui.defDispWinRightOffset < 0,
1672           "Default Display Window Right Offset must be 0 or greater");
1673     CHECK(param->vui.defDispWinTopOffset < 0,
1674           "Default Display Window Top Offset must be 0 or greater");
1675     CHECK(param->vui.defDispWinBottomOffset < 0,
1676           "Default Display Window Bottom Offset must be 0 or greater");
1677     CHECK(param->rc.rfConstant < -6 * (param->internalBitDepth - 8) || param->rc.rfConstant > 51,
1678           "Valid quality based range: -qpBDOffsetY to 51");
1679     CHECK(param->rc.rfConstantMax < -6 * (param->internalBitDepth - 8) || param->rc.rfConstantMax > 51,
1680           "Valid quality based range: -qpBDOffsetY to 51");
1681     CHECK(param->rc.rfConstantMin < -6 * (param->internalBitDepth - 8) || param->rc.rfConstantMin > 51,
1682           "Valid quality based range: -qpBDOffsetY to 51");
1683     CHECK(param->bFrameAdaptive < 0 || param->bFrameAdaptive > 2,
1684           "Valid adaptive b scheduling values 0 - none, 1 - fast, 2 - full");
1685     CHECK(param->logLevel<-1 || param->logLevel> X265_LOG_FULL,
1686           "Valid Logging level -1:none 0:error 1:warning 2:info 3:debug 4:full");
1687     CHECK(param->scenecutThreshold < 0,
1688           "scenecutThreshold must be greater than 0");
1689     CHECK(param->scenecutBias < 0 || 100 < param->scenecutBias,
1690             "scenecut-bias must be between 0 and 100");
1691     CHECK(param->edgeTransitionThreshold < 0.0 || 2.0 < param->edgeTransitionThreshold,
1692             "hist-threshold must be between 0.0 and 2.0");
1693     CHECK(param->radl < 0 || param->radl > param->bframes,
1694           "radl must be between 0 and bframes");
1695     CHECK(param->rdPenalty < 0 || param->rdPenalty > 2,
1696           "Valid penalty for 32x32 intra TU in non-I slices. 0:disabled 1:RD-penalty 2:maximum");
1697     CHECK(param->keyframeMax < -1,
1698           "Invalid max IDR period in frames. value should be greater than -1");
1699     CHECK(param->gopLookahead < -1,
1700           "GOP lookahead must be greater than -1");
1701     CHECK(param->decodedPictureHashSEI < 0 || param->decodedPictureHashSEI > 3,
1702           "Invalid hash option. Decoded Picture Hash SEI 0: disabled, 1: MD5, 2: CRC, 3: Checksum");
1703     CHECK(param->rc.vbvBufferSize < 0,
1704           "Size of the vbv buffer can not be less than zero");
1705     CHECK(param->rc.vbvMaxBitrate < 0,
1706           "Maximum local bit rate can not be less than zero");
1707     CHECK(param->rc.vbvBufferInit < 0,
1708           "Valid initial VBV buffer occupancy must be a fraction 0 - 1, or size in kbits");
1709     CHECK(param->vbvBufferEnd < 0,
1710         "Valid final VBV buffer emptiness must be a fraction 0 - 1, or size in kbits");
1711     CHECK(param->vbvEndFrameAdjust < 0,
1712         "Valid vbv-end-fr-adj must be a fraction 0 - 1");
1713     CHECK(!param->totalFrames && param->vbvEndFrameAdjust,
1714         "vbv-end-fr-adj cannot be enabled when total number of frames is unknown");
1715     CHECK(param->rc.bitrate < 0,
1716           "Target bitrate can not be less than zero");
1717     CHECK(param->rc.qCompress < 0.5 || param->rc.qCompress > 1.0,
1718           "qCompress must be between 0.5 and 1.0");
1719     if (param->noiseReductionIntra)
1720         CHECK(0 > param->noiseReductionIntra || param->noiseReductionIntra > 2000, "Valid noise reduction range 0 - 2000");
1721     if (param->noiseReductionInter)
1722         CHECK(0 > param->noiseReductionInter || param->noiseReductionInter > 2000, "Valid noise reduction range 0 - 2000");
1723     CHECK(param->rc.rateControlMode == X265_RC_CQP && param->rc.bStatRead,
1724           "Constant QP is incompatible with 2pass");
1725     CHECK(param->rc.bStrictCbr && (param->rc.bitrate <= 0 || param->rc.vbvBufferSize <=0),
1726           "Strict-cbr cannot be applied without specifying target bitrate or vbv bufsize");
1727     CHECK(param->analysisSave && (param->analysisSaveReuseLevel < 0 || param->analysisSaveReuseLevel > 10),
1728         "Invalid analysis save refine level. Value must be between 1 and 10 (inclusive)");
1729     CHECK(param->analysisLoad && (param->analysisLoadReuseLevel < 0 || param->analysisLoadReuseLevel > 10),
1730         "Invalid analysis load refine level. Value must be between 1 and 10 (inclusive)");
1731     CHECK(param->analysisLoad && (param->mvRefine < 1 || param->mvRefine > 3),
1732         "Invalid mv refinement level. Value must be between 1 and 3 (inclusive)");
1733     CHECK(param->scaleFactor > 2, "Invalid scale-factor. Supports factor <= 2");
1734     CHECK(param->rc.qpMax < QP_MIN || param->rc.qpMax > QP_MAX_MAX,
1735         "qpmax exceeds supported range (0 to 69)");
1736     CHECK(param->rc.qpMin < QP_MIN || param->rc.qpMin > QP_MAX_MAX,
1737         "qpmin exceeds supported range (0 to 69)");
1738     CHECK(param->log2MaxPocLsb < 4 || param->log2MaxPocLsb > 16,
1739         "Supported range for log2MaxPocLsb is 4 to 16");
1740     CHECK(param->bCTUInfo < 0 || (param->bCTUInfo != 0 && param->bCTUInfo != 1 && param->bCTUInfo != 2 && param->bCTUInfo != 4 && param->bCTUInfo != 6) || param->bCTUInfo > 6,
1741         "Supported values for bCTUInfo are 0, 1, 2, 4, 6");
1742     CHECK(param->interRefine > 3 || param->interRefine < 0,
1743         "Invalid refine-inter value, refine-inter levels 0 to 3 supported");
1744     CHECK(param->intraRefine > 4 || param->intraRefine < 0,
1745         "Invalid refine-intra value, refine-intra levels 0 to 3 supported");
1746     CHECK(param->ctuDistortionRefine < 0 || param->ctuDistortionRefine > 1,
1747         "Invalid refine-ctu-distortion value, must be either 0 or 1");
1748     CHECK(param->maxAUSizeFactor < 0.5 || param->maxAUSizeFactor > 1.0,
1749         "Supported factor for controlling max AU size is from 0.5 to 1");
1750     CHECK((param->dolbyProfile != 0) && (param->dolbyProfile != 50) && (param->dolbyProfile != 81) && (param->dolbyProfile != 82),
1751         "Unsupported Dolby Vision profile, only profile 5, profile 8.1 and profile 8.2 enabled");
1752     CHECK(param->dupThreshold < 1 || 99 < param->dupThreshold,
1753         "Invalid frame-duplication threshold. Value must be between 1 and 99.");
1754     if (param->dolbyProfile)
1755     {
1756         CHECK((param->rc.vbvMaxBitrate <= 0 || param->rc.vbvBufferSize <= 0), "Dolby Vision requires VBV settings to enable HRD.\n");
1757         CHECK((param->internalBitDepth != 10), "Dolby Vision profile - 5, profile - 8.1 and profile - 8.2 is Main10 only\n");
1758         CHECK((param->internalCsp != X265_CSP_I420), "Dolby Vision profile - 5, profile - 8.1 and profile - 8.2 requires YCbCr 4:2:0 color space\n");
1759 
1760         if (param->dolbyProfile == 81)
1761             CHECK(!(param->masteringDisplayColorVolume), "Dolby Vision profile - 8.1 requires Mastering display color volume information\n");
1762     }
1763 
1764     if (param->bField && param->interlaceMode)
1765     {
1766         CHECK( (param->bFrameAdaptive==0), "Adaptive B-frame decision method should be closed for field feature.\n" );
1767         // to do
1768     }
1769     CHECK(param->selectiveSAO < 0 || param->selectiveSAO > 4,
1770         "Invalid SAO tune level. Value must be between 0 and 4 (inclusive)");
1771     CHECK(param->scenecutWindow < 0 || param->scenecutWindow > 1000,
1772         "Invalid scenecut Window duration. Value must be between 0 and 1000(inclusive)");
1773     CHECK(param->maxQpDelta < 0 || param->maxQpDelta > 10,
1774         "Invalid maxQpDelta value. Value must be between 0 and 10 (inclusive)");
1775     if (param->bEnableHME)
1776     {
1777         for (int level = 0; level < 3; level++)
1778             CHECK(param->hmeRange[level] < 0 || param->hmeRange[level] >= 32768,
1779                 "Search Range for HME levels must be between 0 and 32768");
1780     }
1781 #if !X86_64
1782     CHECK(param->searchMethod == X265_SEA && (param->sourceWidth > 840 || param->sourceHeight > 480),
1783         "SEA motion search does not support resolutions greater than 480p in 32 bit build");
1784 #endif
1785 
1786     if (param->masteringDisplayColorVolume || param->maxFALL || param->maxCLL)
1787         param->bEmitHDR10SEI = 1;
1788 
1789     bool isSingleSEI = (param->bRepeatHeaders
1790                      || param->bEmitHRDSEI
1791                      || param->bEmitInfoSEI
1792                      || param->bEmitHDR10SEI
1793                      || param->bEmitIDRRecoverySEI
1794                    || !!param->interlaceMode
1795                      || param->preferredTransferCharacteristics > 1
1796                      || param->toneMapFile
1797                      || param->naluFile);
1798 
1799     if (!isSingleSEI && param->bSingleSeiNal)
1800     {
1801         param->bSingleSeiNal = 0;
1802         x265_log(param, X265_LOG_WARNING, "None of the SEI messages are enabled. Disabling Single SEI NAL\n");
1803     }
1804     CHECK(param->confWinRightOffset < 0, "Conformance Window Right Offset must be 0 or greater");
1805     CHECK(param->confWinBottomOffset < 0, "Conformance Window Bottom Offset must be 0 or greater");
1806     CHECK(param->decoderVbvMaxRate < 0, "Invalid Decoder Vbv Maxrate. Value can not be less than zero");
1807     return check_failed;
1808 }
1809 
x265_param_apply_fastfirstpass(x265_param * param)1810 void x265_param_apply_fastfirstpass(x265_param* param)
1811 {
1812     /* Set faster options in case of turbo firstpass */
1813     if (param->rc.bStatWrite && !param->rc.bStatRead)
1814     {
1815         param->maxNumReferences = 1;
1816         param->maxNumMergeCand = 1;
1817         param->bEnableRectInter = 0;
1818         param->bEnableFastIntra = 1;
1819         param->bEnableAMP = 0;
1820         param->searchMethod = X265_DIA_SEARCH;
1821         param->subpelRefine = X265_MIN(2, param->subpelRefine);
1822         param->bEnableEarlySkip = 1;
1823         param->rdLevel = X265_MIN(2, param->rdLevel);
1824     }
1825 }
1826 
appendtool(x265_param * param,char * buf,size_t size,const char * toolstr)1827 static void appendtool(x265_param* param, char* buf, size_t size, const char* toolstr)
1828 {
1829     static const int overhead = (int)strlen("x265 [info]: tools: ");
1830 
1831     if (strlen(buf) + strlen(toolstr) + overhead >= size)
1832     {
1833         x265_log(param, X265_LOG_INFO, "tools:%s\n", buf);
1834         sprintf(buf, " %s", toolstr);
1835     }
1836     else
1837     {
1838         strcat(buf, " ");
1839         strcat(buf, toolstr);
1840     }
1841 }
1842 
x265_print_params(x265_param * param)1843 void x265_print_params(x265_param* param)
1844 {
1845     if (param->logLevel < X265_LOG_INFO)
1846         return;
1847 
1848     if (param->interlaceMode)
1849         x265_log(param, X265_LOG_INFO, "Interlaced field inputs             : %s\n", x265_interlace_names[param->interlaceMode]);
1850 
1851     x265_log(param, X265_LOG_INFO, "Coding QT: max CU size, min CU size : %d / %d\n", param->maxCUSize, param->minCUSize);
1852 
1853     x265_log(param, X265_LOG_INFO, "Residual QT: max TU size, max depth : %d / %d inter / %d intra\n",
1854              param->maxTUSize, param->tuQTMaxInterDepth, param->tuQTMaxIntraDepth);
1855 
1856     if (param->bEnableHME)
1857         x265_log(param, X265_LOG_INFO, "HME L0,1,2 / range / subpel / merge : %s, %s, %s / %d / %d / %d\n",
1858             x265_motion_est_names[param->hmeSearchMethod[0]], x265_motion_est_names[param->hmeSearchMethod[1]], x265_motion_est_names[param->hmeSearchMethod[2]], param->searchRange, param->subpelRefine, param->maxNumMergeCand);
1859     else
1860         x265_log(param, X265_LOG_INFO, "ME / range / subpel / merge         : %s / %d / %d / %d\n",
1861             x265_motion_est_names[param->searchMethod], param->searchRange, param->subpelRefine, param->maxNumMergeCand);
1862 
1863     if (param->scenecutThreshold && param->keyframeMax != INT_MAX)
1864         x265_log(param, X265_LOG_INFO, "Keyframe min / max / scenecut / bias  : %d / %d / %d / %.2lf \n",
1865                  param->keyframeMin, param->keyframeMax, param->scenecutThreshold, param->scenecutBias * 100);
1866     else if (param->bHistBasedSceneCut && param->keyframeMax != INT_MAX)
1867         x265_log(param, X265_LOG_INFO, "Keyframe min / max / scenecut / edge threshold  : %d / %d / %d / %.2lf\n",
1868                  param->keyframeMin, param->keyframeMax, param->bHistBasedSceneCut, param->edgeTransitionThreshold);
1869     else if (param->keyframeMax == INT_MAX)
1870         x265_log(param, X265_LOG_INFO, "Keyframe min / max / scenecut       : disabled\n");
1871 
1872     if (param->cbQpOffset || param->crQpOffset)
1873         x265_log(param, X265_LOG_INFO, "Cb/Cr QP Offset                     : %d / %d\n", param->cbQpOffset, param->crQpOffset);
1874 
1875     if (param->rdPenalty)
1876         x265_log(param, X265_LOG_INFO, "Intra 32x32 TU penalty type         : %d\n", param->rdPenalty);
1877 
1878     x265_log(param, X265_LOG_INFO, "Lookahead / bframes / badapt        : %d / %d / %d\n", param->lookaheadDepth, param->bframes, param->bFrameAdaptive);
1879     x265_log(param, X265_LOG_INFO, "b-pyramid / weightp / weightb       : %d / %d / %d\n",
1880              param->bBPyramid, param->bEnableWeightedPred, param->bEnableWeightedBiPred);
1881     x265_log(param, X265_LOG_INFO, "References / ref-limit  cu / depth  : %d / %s / %s\n",
1882              param->maxNumReferences, (param->limitReferences & X265_REF_LIMIT_CU) ? "on" : "off",
1883              (param->limitReferences & X265_REF_LIMIT_DEPTH) ? "on" : "off");
1884 
1885     if (param->rc.aqMode)
1886         x265_log(param, X265_LOG_INFO, "AQ: mode / str / qg-size / cu-tree  : %d / %0.1f / %d / %d\n", param->rc.aqMode,
1887                  param->rc.aqStrength, param->rc.qgSize, param->rc.cuTree);
1888 
1889     if (param->bLossless)
1890         x265_log(param, X265_LOG_INFO, "Rate Control                        : Lossless\n");
1891     else switch (param->rc.rateControlMode)
1892     {
1893     case X265_RC_ABR:
1894         x265_log(param, X265_LOG_INFO, "Rate Control / qCompress            : ABR-%d kbps / %0.2f\n", param->rc.bitrate, param->rc.qCompress); break;
1895     case X265_RC_CQP:
1896         x265_log(param, X265_LOG_INFO, "Rate Control                        : CQP-%d\n", param->rc.qp); break;
1897     case X265_RC_CRF:
1898         x265_log(param, X265_LOG_INFO, "Rate Control / qCompress            : CRF-%0.1f / %0.2f\n", param->rc.rfConstant, param->rc.qCompress); break;
1899     }
1900 
1901     if (param->rc.vbvBufferSize)
1902     {
1903         if (param->vbvBufferEnd)
1904             x265_log(param, X265_LOG_INFO, "VBV/HRD buffer / max-rate / init / end / fr-adj: %d / %d / %.3f / %.3f / %.3f\n",
1905             param->rc.vbvBufferSize, param->rc.vbvMaxBitrate, param->rc.vbvBufferInit, param->vbvBufferEnd, param->vbvEndFrameAdjust);
1906         else
1907             x265_log(param, X265_LOG_INFO, "VBV/HRD buffer / max-rate / init    : %d / %d / %.3f\n",
1908             param->rc.vbvBufferSize, param->rc.vbvMaxBitrate, param->rc.vbvBufferInit);
1909     }
1910 
1911     char buf[80] = { 0 };
1912     char tmp[40];
1913 #define TOOLOPT(FLAG, STR) if (FLAG) appendtool(param, buf, sizeof(buf), STR);
1914 #define TOOLVAL(VAL, STR)  if (VAL) { sprintf(tmp, STR, VAL); appendtool(param, buf, sizeof(buf), tmp); }
1915     TOOLOPT(param->bEnableRectInter, "rect");
1916     TOOLOPT(param->bEnableAMP, "amp");
1917     TOOLOPT(param->limitModes, "limit-modes");
1918     TOOLVAL(param->rdLevel, "rd=%d");
1919     TOOLVAL(param->dynamicRd, "dynamic-rd=%.2f");
1920     TOOLOPT(param->bSsimRd, "ssim-rd");
1921     TOOLVAL(param->psyRd, "psy-rd=%.2lf");
1922     TOOLVAL(param->rdoqLevel, "rdoq=%d");
1923     TOOLVAL(param->psyRdoq, "psy-rdoq=%.2lf");
1924     TOOLOPT(param->bEnableRdRefine, "rd-refine");
1925     TOOLOPT(param->bEnableEarlySkip, "early-skip");
1926     TOOLVAL(param->recursionSkipMode, "rskip mode=%d");
1927     if (param->recursionSkipMode == EDGE_BASED_RSKIP)
1928         TOOLVAL(param->edgeVarThreshold, "rskip-edge-threshold=%.2f");
1929     TOOLOPT(param->bEnableSplitRdSkip, "splitrd-skip");
1930     TOOLVAL(param->noiseReductionIntra, "nr-intra=%d");
1931     TOOLVAL(param->noiseReductionInter, "nr-inter=%d");
1932     TOOLOPT(param->bEnableTSkipFast, "tskip-fast");
1933     TOOLOPT(!param->bEnableTSkipFast && param->bEnableTransformSkip, "tskip");
1934     TOOLVAL(param->limitTU , "limit-tu=%d");
1935     TOOLOPT(param->bCULossless, "cu-lossless");
1936     TOOLOPT(param->bEnableSignHiding, "signhide");
1937     TOOLOPT(param->bEnableTemporalMvp, "tmvp");
1938     TOOLOPT(param->bEnableConstrainedIntra, "cip");
1939     TOOLOPT(param->bIntraInBFrames, "b-intra");
1940     TOOLOPT(param->bEnableFastIntra, "fast-intra");
1941     TOOLOPT(param->bEnableStrongIntraSmoothing, "strong-intra-smoothing");
1942     TOOLVAL(param->lookaheadSlices, "lslices=%d");
1943     TOOLVAL(param->lookaheadThreads, "lthreads=%d")
1944     TOOLVAL(param->bCTUInfo, "ctu-info=%d");
1945     if (param->bAnalysisType == AVC_INFO)
1946     {
1947         TOOLOPT(param->bAnalysisType, "refine-analysis-type=avc");
1948     }
1949     else if (param->bAnalysisType == HEVC_INFO)
1950         TOOLOPT(param->bAnalysisType, "refine-analysis-type=hevc");
1951     TOOLOPT(param->bDynamicRefine, "dynamic-refine");
1952     if (param->maxSlices > 1)
1953         TOOLVAL(param->maxSlices, "slices=%d");
1954     if (param->bEnableLoopFilter)
1955     {
1956         if (param->deblockingFilterBetaOffset || param->deblockingFilterTCOffset)
1957         {
1958             sprintf(tmp, "deblock(tC=%d:B=%d)", param->deblockingFilterTCOffset, param->deblockingFilterBetaOffset);
1959             appendtool(param, buf, sizeof(buf), tmp);
1960         }
1961         else
1962             TOOLOPT(param->bEnableLoopFilter, "deblock");
1963     }
1964     TOOLOPT(param->bSaoNonDeblocked, "sao-non-deblock");
1965     TOOLOPT(!param->bSaoNonDeblocked && param->bEnableSAO, "sao");
1966     if (param->selectiveSAO && param->selectiveSAO != 4)
1967         TOOLOPT(param->selectiveSAO, "selective-sao");
1968     TOOLOPT(param->rc.bStatWrite, "stats-write");
1969     TOOLOPT(param->rc.bStatRead,  "stats-read");
1970     TOOLOPT(param->bSingleSeiNal, "single-sei");
1971 #if ENABLE_HDR10_PLUS
1972     TOOLOPT(param->toneMapFile != NULL, "dhdr10-info");
1973 #endif
1974     x265_log(param, X265_LOG_INFO, "tools:%s\n", buf);
1975     fflush(stderr);
1976 }
1977 
x265_param2string(x265_param * p,int padx,int pady)1978 char *x265_param2string(x265_param* p, int padx, int pady)
1979 {
1980     char *buf, *s;
1981     size_t bufSize = 4000 + p->rc.zoneCount * 64;
1982     if (p->numaPools)
1983         bufSize += strlen(p->numaPools);
1984     if (p->masteringDisplayColorVolume)
1985         bufSize += strlen(p->masteringDisplayColorVolume);
1986 
1987     buf = s = X265_MALLOC(char, bufSize);
1988     if (!buf)
1989         return NULL;
1990 #define BOOL(param, cliopt) \
1991     s += sprintf(s, " %s", (param) ? cliopt : "no-" cliopt);
1992 
1993     s += sprintf(s, "cpuid=%d", p->cpuid);
1994     s += sprintf(s, " frame-threads=%d", p->frameNumThreads);
1995     if (p->numaPools)
1996         s += sprintf(s, " numa-pools=%s", p->numaPools);
1997     BOOL(p->bEnableWavefront, "wpp");
1998     BOOL(p->bDistributeModeAnalysis, "pmode");
1999     BOOL(p->bDistributeMotionEstimation, "pme");
2000     BOOL(p->bEnablePsnr, "psnr");
2001     BOOL(p->bEnableSsim, "ssim");
2002     s += sprintf(s, " log-level=%d", p->logLevel);
2003     if (p->csvfn)
2004         s += sprintf(s, " csv csv-log-level=%d", p->csvLogLevel);
2005     s += sprintf(s, " bitdepth=%d", p->internalBitDepth);
2006     s += sprintf(s, " input-csp=%d", p->internalCsp);
2007     s += sprintf(s, " fps=%u/%u", p->fpsNum, p->fpsDenom);
2008     s += sprintf(s, " input-res=%dx%d", p->sourceWidth - padx, p->sourceHeight - pady);
2009     s += sprintf(s, " interlace=%d", p->interlaceMode);
2010     s += sprintf(s, " total-frames=%d", p->totalFrames);
2011     if (p->chunkStart)
2012         s += sprintf(s, " chunk-start=%d", p->chunkStart);
2013     if (p->chunkEnd)
2014         s += sprintf(s, " chunk-end=%d", p->chunkEnd);
2015     s += sprintf(s, " level-idc=%d", p->levelIdc);
2016     s += sprintf(s, " high-tier=%d", p->bHighTier);
2017     s += sprintf(s, " uhd-bd=%d", p->uhdBluray);
2018     s += sprintf(s, " ref=%d", p->maxNumReferences);
2019     BOOL(p->bAllowNonConformance, "allow-non-conformance");
2020     BOOL(p->bRepeatHeaders, "repeat-headers");
2021     BOOL(p->bAnnexB, "annexb");
2022     BOOL(p->bEnableAccessUnitDelimiters, "aud");
2023     BOOL(p->bEmitHRDSEI, "hrd");
2024     BOOL(p->bEmitInfoSEI, "info");
2025     s += sprintf(s, " hash=%d", p->decodedPictureHashSEI);
2026     BOOL(p->bEnableTemporalSubLayers, "temporal-layers");
2027     BOOL(p->bOpenGOP, "open-gop");
2028     s += sprintf(s, " min-keyint=%d", p->keyframeMin);
2029     s += sprintf(s, " keyint=%d", p->keyframeMax);
2030     s += sprintf(s, " gop-lookahead=%d", p->gopLookahead);
2031     s += sprintf(s, " bframes=%d", p->bframes);
2032     s += sprintf(s, " b-adapt=%d", p->bFrameAdaptive);
2033     BOOL(p->bBPyramid, "b-pyramid");
2034     s += sprintf(s, " bframe-bias=%d", p->bFrameBias);
2035     s += sprintf(s, " rc-lookahead=%d", p->lookaheadDepth);
2036     s += sprintf(s, " lookahead-slices=%d", p->lookaheadSlices);
2037     s += sprintf(s, " scenecut=%d", p->scenecutThreshold);
2038     s += sprintf(s, " hist-scenecut=%d", p->bHistBasedSceneCut);
2039     s += sprintf(s, " radl=%d", p->radl);
2040     BOOL(p->bEnableHRDConcatFlag, "splice");
2041     BOOL(p->bIntraRefresh, "intra-refresh");
2042     s += sprintf(s, " ctu=%d", p->maxCUSize);
2043     s += sprintf(s, " min-cu-size=%d", p->minCUSize);
2044     BOOL(p->bEnableRectInter, "rect");
2045     BOOL(p->bEnableAMP, "amp");
2046     s += sprintf(s, " max-tu-size=%d", p->maxTUSize);
2047     s += sprintf(s, " tu-inter-depth=%d", p->tuQTMaxInterDepth);
2048     s += sprintf(s, " tu-intra-depth=%d", p->tuQTMaxIntraDepth);
2049     s += sprintf(s, " limit-tu=%d", p->limitTU);
2050     s += sprintf(s, " rdoq-level=%d", p->rdoqLevel);
2051     s += sprintf(s, " dynamic-rd=%.2f", p->dynamicRd);
2052     BOOL(p->bSsimRd, "ssim-rd");
2053     BOOL(p->bEnableSignHiding, "signhide");
2054     BOOL(p->bEnableTransformSkip, "tskip");
2055     s += sprintf(s, " nr-intra=%d", p->noiseReductionIntra);
2056     s += sprintf(s, " nr-inter=%d", p->noiseReductionInter);
2057     BOOL(p->bEnableConstrainedIntra, "constrained-intra");
2058     BOOL(p->bEnableStrongIntraSmoothing, "strong-intra-smoothing");
2059     s += sprintf(s, " max-merge=%d", p->maxNumMergeCand);
2060     s += sprintf(s, " limit-refs=%d", p->limitReferences);
2061     BOOL(p->limitModes, "limit-modes");
2062     s += sprintf(s, " me=%d", p->searchMethod);
2063     s += sprintf(s, " subme=%d", p->subpelRefine);
2064     s += sprintf(s, " merange=%d", p->searchRange);
2065     BOOL(p->bEnableTemporalMvp, "temporal-mvp");
2066     BOOL(p->bEnableFrameDuplication, "frame-dup");
2067     if(p->bEnableFrameDuplication)
2068         s += sprintf(s, " dup-threshold=%d", p->dupThreshold);
2069     BOOL(p->bEnableHME, "hme");
2070     if (p->bEnableHME)
2071     {
2072         s += sprintf(s, " Level 0,1,2=%d,%d,%d", p->hmeSearchMethod[0], p->hmeSearchMethod[1], p->hmeSearchMethod[2]);
2073         s += sprintf(s, " merange L0,L1,L2=%d,%d,%d", p->hmeRange[0], p->hmeRange[1], p->hmeRange[2]);
2074     }
2075     BOOL(p->bEnableWeightedPred, "weightp");
2076     BOOL(p->bEnableWeightedBiPred, "weightb");
2077     BOOL(p->bSourceReferenceEstimation, "analyze-src-pics");
2078     BOOL(p->bEnableLoopFilter, "deblock");
2079     if (p->bEnableLoopFilter)
2080         s += sprintf(s, "=%d:%d", p->deblockingFilterTCOffset, p->deblockingFilterBetaOffset);
2081     BOOL(p->bEnableSAO, "sao");
2082     BOOL(p->bSaoNonDeblocked, "sao-non-deblock");
2083     s += sprintf(s, " rd=%d", p->rdLevel);
2084     s += sprintf(s, " selective-sao=%d", p->selectiveSAO);
2085     BOOL(p->bEnableEarlySkip, "early-skip");
2086     BOOL(p->recursionSkipMode, "rskip");
2087     if (p->recursionSkipMode == EDGE_BASED_RSKIP)
2088         s += sprintf(s, " rskip-edge-threshold=%f", p->edgeVarThreshold);
2089 
2090     BOOL(p->bEnableFastIntra, "fast-intra");
2091     BOOL(p->bEnableTSkipFast, "tskip-fast");
2092     BOOL(p->bCULossless, "cu-lossless");
2093     BOOL(p->bIntraInBFrames, "b-intra");
2094     BOOL(p->bEnableSplitRdSkip, "splitrd-skip");
2095     s += sprintf(s, " rdpenalty=%d", p->rdPenalty);
2096     s += sprintf(s, " psy-rd=%.2f", p->psyRd);
2097     s += sprintf(s, " psy-rdoq=%.2f", p->psyRdoq);
2098     BOOL(p->bEnableRdRefine, "rd-refine");
2099     BOOL(p->bLossless, "lossless");
2100     s += sprintf(s, " cbqpoffs=%d", p->cbQpOffset);
2101     s += sprintf(s, " crqpoffs=%d", p->crQpOffset);
2102     s += sprintf(s, " rc=%s", p->rc.rateControlMode == X265_RC_ABR ? (
2103          p->rc.bitrate == p->rc.vbvMaxBitrate ? "cbr" : "abr")
2104          : p->rc.rateControlMode == X265_RC_CRF ? "crf" : "cqp");
2105     if (p->rc.rateControlMode == X265_RC_ABR || p->rc.rateControlMode == X265_RC_CRF)
2106     {
2107         if (p->rc.rateControlMode == X265_RC_CRF)
2108             s += sprintf(s, " crf=%.1f", p->rc.rfConstant);
2109         else
2110             s += sprintf(s, " bitrate=%d", p->rc.bitrate);
2111         s += sprintf(s, " qcomp=%.2f qpstep=%d", p->rc.qCompress, p->rc.qpStep);
2112         s += sprintf(s, " stats-write=%d", p->rc.bStatWrite);
2113         s += sprintf(s, " stats-read=%d", p->rc.bStatRead);
2114         if (p->rc.bStatRead)
2115             s += sprintf(s, " cplxblur=%.1f qblur=%.1f",
2116             p->rc.complexityBlur, p->rc.qblur);
2117         if (p->rc.bStatWrite && !p->rc.bStatRead)
2118             BOOL(p->rc.bEnableSlowFirstPass, "slow-firstpass");
2119         if (p->rc.vbvBufferSize)
2120         {
2121             s += sprintf(s, " vbv-maxrate=%d vbv-bufsize=%d vbv-init=%.1f",
2122                  p->rc.vbvMaxBitrate, p->rc.vbvBufferSize, p->rc.vbvBufferInit);
2123             if (p->vbvBufferEnd)
2124                 s += sprintf(s, " vbv-end=%.1f vbv-end-fr-adj=%.1f", p->vbvBufferEnd, p->vbvEndFrameAdjust);
2125             if (p->rc.rateControlMode == X265_RC_CRF)
2126                 s += sprintf(s, " crf-max=%.1f crf-min=%.1f", p->rc.rfConstantMax, p->rc.rfConstantMin);
2127         }
2128     }
2129     else if (p->rc.rateControlMode == X265_RC_CQP)
2130         s += sprintf(s, " qp=%d", p->rc.qp);
2131     if (!(p->rc.rateControlMode == X265_RC_CQP && p->rc.qp == 0))
2132     {
2133         s += sprintf(s, " ipratio=%.2f", p->rc.ipFactor);
2134         if (p->bframes)
2135             s += sprintf(s, " pbratio=%.2f", p->rc.pbFactor);
2136     }
2137     s += sprintf(s, " aq-mode=%d", p->rc.aqMode);
2138     s += sprintf(s, " aq-strength=%.2f", p->rc.aqStrength);
2139     BOOL(p->rc.cuTree, "cutree");
2140     s += sprintf(s, " zone-count=%d", p->rc.zoneCount);
2141     if (p->rc.zoneCount)
2142     {
2143         for (int i = 0; i < p->rc.zoneCount; ++i)
2144         {
2145             s += sprintf(s, " zones: start-frame=%d end-frame=%d",
2146                  p->rc.zones[i].startFrame, p->rc.zones[i].endFrame);
2147             if (p->rc.zones[i].bForceQp)
2148                 s += sprintf(s, " qp=%d", p->rc.zones[i].qp);
2149             else
2150                 s += sprintf(s, " bitrate-factor=%f", p->rc.zones[i].bitrateFactor);
2151         }
2152     }
2153     BOOL(p->rc.bStrictCbr, "strict-cbr");
2154     s += sprintf(s, " qg-size=%d", p->rc.qgSize);
2155     BOOL(p->rc.bEnableGrain, "rc-grain");
2156     s += sprintf(s, " qpmax=%d qpmin=%d", p->rc.qpMax, p->rc.qpMin);
2157     BOOL(p->rc.bEnableConstVbv, "const-vbv");
2158     s += sprintf(s, " sar=%d", p->vui.aspectRatioIdc);
2159     if (p->vui.aspectRatioIdc == X265_EXTENDED_SAR)
2160         s += sprintf(s, " sar-width : sar-height=%d:%d", p->vui.sarWidth, p->vui.sarHeight);
2161     s += sprintf(s, " overscan=%d", p->vui.bEnableOverscanInfoPresentFlag);
2162     if (p->vui.bEnableOverscanInfoPresentFlag)
2163         s += sprintf(s, " overscan-crop=%d", p->vui.bEnableOverscanAppropriateFlag);
2164     s += sprintf(s, " videoformat=%d", p->vui.videoFormat);
2165     s += sprintf(s, " range=%d", p->vui.bEnableVideoFullRangeFlag);
2166     s += sprintf(s, " colorprim=%d", p->vui.colorPrimaries);
2167     s += sprintf(s, " transfer=%d", p->vui.transferCharacteristics);
2168     s += sprintf(s, " colormatrix=%d", p->vui.matrixCoeffs);
2169     s += sprintf(s, " chromaloc=%d", p->vui.bEnableChromaLocInfoPresentFlag);
2170     if (p->vui.bEnableChromaLocInfoPresentFlag)
2171         s += sprintf(s, " chromaloc-top=%d chromaloc-bottom=%d",
2172         p->vui.chromaSampleLocTypeTopField, p->vui.chromaSampleLocTypeBottomField);
2173     s += sprintf(s, " display-window=%d", p->vui.bEnableDefaultDisplayWindowFlag);
2174     if (p->vui.bEnableDefaultDisplayWindowFlag)
2175         s += sprintf(s, " left=%d top=%d right=%d bottom=%d",
2176         p->vui.defDispWinLeftOffset, p->vui.defDispWinTopOffset,
2177         p->vui.defDispWinRightOffset, p->vui.defDispWinBottomOffset);
2178     if (p->masteringDisplayColorVolume)
2179         s += sprintf(s, " master-display=%s", p->masteringDisplayColorVolume);
2180     if (p->bEmitCLL)
2181         s += sprintf(s, " cll=%hu,%hu", p->maxCLL, p->maxFALL);
2182     s += sprintf(s, " min-luma=%hu", p->minLuma);
2183     s += sprintf(s, " max-luma=%hu", p->maxLuma);
2184     s += sprintf(s, " log2-max-poc-lsb=%d", p->log2MaxPocLsb);
2185     BOOL(p->bEmitVUITimingInfo, "vui-timing-info");
2186     BOOL(p->bEmitVUIHRDInfo, "vui-hrd-info");
2187     s += sprintf(s, " slices=%d", p->maxSlices);
2188     BOOL(p->bOptQpPPS, "opt-qp-pps");
2189     BOOL(p->bOptRefListLengthPPS, "opt-ref-list-length-pps");
2190     BOOL(p->bMultiPassOptRPS, "multi-pass-opt-rps");
2191     s += sprintf(s, " scenecut-bias=%.2f", p->scenecutBias);
2192     s += sprintf(s, " hist-threshold=%.2f", p->edgeTransitionThreshold);
2193     BOOL(p->bOptCUDeltaQP, "opt-cu-delta-qp");
2194     BOOL(p->bAQMotion, "aq-motion");
2195     BOOL(p->bEmitHDR10SEI, "hdr10");
2196     BOOL(p->bHDR10Opt, "hdr10-opt");
2197     BOOL(p->bDhdr10opt, "dhdr10-opt");
2198     BOOL(p->bEmitIDRRecoverySEI, "idr-recovery-sei");
2199     if (p->analysisSave)
2200         s += sprintf(s, " analysis-save");
2201     if (p->analysisLoad)
2202         s += sprintf(s, " analysis-load");
2203     s += sprintf(s, " analysis-reuse-level=%d", p->analysisReuseLevel);
2204     s += sprintf(s, " analysis-save-reuse-level=%d", p->analysisSaveReuseLevel);
2205     s += sprintf(s, " analysis-load-reuse-level=%d", p->analysisLoadReuseLevel);
2206     s += sprintf(s, " scale-factor=%d", p->scaleFactor);
2207     s += sprintf(s, " refine-intra=%d", p->intraRefine);
2208     s += sprintf(s, " refine-inter=%d", p->interRefine);
2209     s += sprintf(s, " refine-mv=%d", p->mvRefine);
2210     s += sprintf(s, " refine-ctu-distortion=%d", p->ctuDistortionRefine);
2211     BOOL(p->bLimitSAO, "limit-sao");
2212     s += sprintf(s, " ctu-info=%d", p->bCTUInfo);
2213     BOOL(p->bLowPassDct, "lowpass-dct");
2214     s += sprintf(s, " refine-analysis-type=%d", p->bAnalysisType);
2215     s += sprintf(s, " copy-pic=%d", p->bCopyPicToFrame);
2216     s += sprintf(s, " max-ausize-factor=%.1f", p->maxAUSizeFactor);
2217     BOOL(p->bDynamicRefine, "dynamic-refine");
2218     BOOL(p->bSingleSeiNal, "single-sei");
2219     BOOL(p->rc.hevcAq, "hevc-aq");
2220     BOOL(p->bEnableSvtHevc, "svt");
2221     BOOL(p->bField, "field");
2222     s += sprintf(s, " qp-adaptation-range=%.2f", p->rc.qpAdaptationRange);
2223     BOOL(p->bEnableSceneCutAwareQp, "scenecut-aware-qp");
2224     if (p->bEnableSceneCutAwareQp)
2225         s += sprintf(s, " scenecut-window=%d max-qp-delta=%d", p->scenecutWindow, p->maxQpDelta);
2226     s += sprintf(s, "conformance-window-offsets right=%d bottom=%d", p->confWinRightOffset, p->confWinBottomOffset);
2227     s += sprintf(s, " decoder-max-rate=%d", p->decoderVbvMaxRate);
2228 #undef BOOL
2229     return buf;
2230 }
2231 
parseLambdaFile(x265_param * param)2232 bool parseLambdaFile(x265_param* param)
2233 {
2234     if (!param->rc.lambdaFileName)
2235         return false;
2236 
2237     FILE *lfn = x265_fopen(param->rc.lambdaFileName, "r");
2238     if (!lfn)
2239     {
2240         x265_log_file(param, X265_LOG_ERROR, "unable to read lambda file <%s>\n", param->rc.lambdaFileName);
2241         return true;
2242     }
2243 
2244     char line[2048];
2245     char *toksave = NULL, *tok = NULL, *buf = NULL;
2246 
2247     for (int t = 0; t < 3; t++)
2248     {
2249         double *table = t ? x265_lambda2_tab : x265_lambda_tab;
2250 
2251         for (int i = 0; i < QP_MAX_MAX + 1; i++)
2252         {
2253             double value;
2254 
2255             do
2256             {
2257                 if (!tok)
2258                 {
2259                     /* consume a line of text file */
2260                     if (!fgets(line, sizeof(line), lfn))
2261                     {
2262                         fclose(lfn);
2263 
2264                         if (t < 2)
2265                         {
2266                             x265_log(param, X265_LOG_ERROR, "lambda file is incomplete\n");
2267                             return true;
2268                         }
2269                         else
2270                             return false;
2271                     }
2272 
2273                     /* truncate at first hash */
2274                     char *hash = strchr(line, '#');
2275                     if (hash) *hash = 0;
2276                     buf = line;
2277                 }
2278 
2279                 tok = strtok_r(buf, " ,", &toksave);
2280                 buf = NULL;
2281                 if (tok && sscanf(tok, "%lf", &value) == 1)
2282                     break;
2283             }
2284             while (1);
2285 
2286             if (t == 2)
2287             {
2288                 x265_log(param, X265_LOG_ERROR, "lambda file contains too many values\n");
2289                 fclose(lfn);
2290                 return true;
2291             }
2292             else
2293                 x265_log(param, X265_LOG_DEBUG, "lambda%c[%d] = %lf\n", t ? '2' : ' ', i, value);
2294             table[i] = value;
2295         }
2296     }
2297 
2298     fclose(lfn);
2299     return false;
2300 }
2301 
x265_copy_params(x265_param * dst,x265_param * src)2302 void x265_copy_params(x265_param* dst, x265_param* src)
2303 {
2304     dst->cpuid = src->cpuid;
2305     dst->frameNumThreads = src->frameNumThreads;
2306     if (src->numaPools) dst->numaPools = strdup(src->numaPools);
2307     else dst->numaPools = NULL;
2308 
2309     dst->bEnableWavefront = src->bEnableWavefront;
2310     dst->bDistributeModeAnalysis = src->bDistributeModeAnalysis;
2311     dst->bDistributeMotionEstimation = src->bDistributeMotionEstimation;
2312     dst->bLogCuStats = src->bLogCuStats;
2313     dst->bEnablePsnr = src->bEnablePsnr;
2314     dst->bEnableSsim = src->bEnableSsim;
2315     dst->logLevel = src->logLevel;
2316     dst->csvLogLevel = src->csvLogLevel;
2317     if (src->csvfn) dst->csvfn = strdup(src->csvfn);
2318     else dst->csvfn = NULL;
2319     dst->internalBitDepth = src->internalBitDepth;
2320     dst->sourceBitDepth = src->sourceBitDepth;
2321     dst->internalCsp = src->internalCsp;
2322     dst->fpsNum = src->fpsNum;
2323     dst->fpsDenom = src->fpsDenom;
2324     dst->sourceHeight = src->sourceHeight;
2325     dst->sourceWidth = src->sourceWidth;
2326     dst->interlaceMode = src->interlaceMode;
2327     dst->totalFrames = src->totalFrames;
2328     dst->levelIdc = src->levelIdc;
2329     dst->bHighTier = src->bHighTier;
2330     dst->uhdBluray = src->uhdBluray;
2331     dst->maxNumReferences = src->maxNumReferences;
2332     dst->bAllowNonConformance = src->bAllowNonConformance;
2333     dst->bRepeatHeaders = src->bRepeatHeaders;
2334     dst->bAnnexB = src->bAnnexB;
2335     dst->bEnableAccessUnitDelimiters = src->bEnableAccessUnitDelimiters;
2336     dst->bEmitInfoSEI = src->bEmitInfoSEI;
2337     dst->decodedPictureHashSEI = src->decodedPictureHashSEI;
2338     dst->bEnableTemporalSubLayers = src->bEnableTemporalSubLayers;
2339     dst->bOpenGOP = src->bOpenGOP;
2340     dst->keyframeMax = src->keyframeMax;
2341     dst->keyframeMin = src->keyframeMin;
2342     dst->bframes = src->bframes;
2343     dst->bFrameAdaptive = src->bFrameAdaptive;
2344     dst->bFrameBias = src->bFrameBias;
2345     dst->bBPyramid = src->bBPyramid;
2346     dst->lookaheadDepth = src->lookaheadDepth;
2347     dst->lookaheadSlices = src->lookaheadSlices;
2348     dst->lookaheadThreads = src->lookaheadThreads;
2349     dst->scenecutThreshold = src->scenecutThreshold;
2350     dst->bHistBasedSceneCut = src->bHistBasedSceneCut;
2351     dst->bIntraRefresh = src->bIntraRefresh;
2352     dst->maxCUSize = src->maxCUSize;
2353     dst->minCUSize = src->minCUSize;
2354     dst->bEnableRectInter = src->bEnableRectInter;
2355     dst->bEnableAMP = src->bEnableAMP;
2356     dst->maxTUSize = src->maxTUSize;
2357     dst->tuQTMaxInterDepth = src->tuQTMaxInterDepth;
2358     dst->tuQTMaxIntraDepth = src->tuQTMaxIntraDepth;
2359     dst->limitTU = src->limitTU;
2360     dst->rdoqLevel = src->rdoqLevel;
2361     dst->bEnableSignHiding = src->bEnableSignHiding;
2362     dst->bEnableTransformSkip = src->bEnableTransformSkip;
2363     dst->noiseReductionInter = src->noiseReductionInter;
2364     dst->noiseReductionIntra = src->noiseReductionIntra;
2365     if (src->scalingLists) dst->scalingLists = strdup(src->scalingLists);
2366     else dst->scalingLists = NULL;
2367     dst->bEnableStrongIntraSmoothing = src->bEnableStrongIntraSmoothing;
2368     dst->bEnableConstrainedIntra = src->bEnableConstrainedIntra;
2369     dst->maxNumMergeCand = src->maxNumMergeCand;
2370     dst->limitReferences = src->limitReferences;
2371     dst->limitModes = src->limitModes;
2372     dst->searchMethod = src->searchMethod;
2373     dst->subpelRefine = src->subpelRefine;
2374     dst->searchRange = src->searchRange;
2375     dst->bEnableTemporalMvp = src->bEnableTemporalMvp;
2376     dst->bEnableFrameDuplication = src->bEnableFrameDuplication;
2377     dst->dupThreshold = src->dupThreshold;
2378     dst->bEnableHME = src->bEnableHME;
2379     if (src->bEnableHME)
2380     {
2381         for (int level = 0; level < 3; level++)
2382         {
2383             dst->hmeSearchMethod[level] = src->hmeSearchMethod[level];
2384             dst->hmeRange[level] = src->hmeRange[level];
2385         }
2386     }
2387     dst->bEnableWeightedBiPred = src->bEnableWeightedBiPred;
2388     dst->bEnableWeightedPred = src->bEnableWeightedPred;
2389     dst->bSourceReferenceEstimation = src->bSourceReferenceEstimation;
2390     dst->bEnableLoopFilter = src->bEnableLoopFilter;
2391     dst->deblockingFilterBetaOffset = src->deblockingFilterBetaOffset;
2392     dst->deblockingFilterTCOffset = src->deblockingFilterTCOffset;
2393     dst->bEnableSAO = src->bEnableSAO;
2394     dst->bSaoNonDeblocked = src->bSaoNonDeblocked;
2395     dst->rdLevel = src->rdLevel;
2396     dst->bEnableEarlySkip = src->bEnableEarlySkip;
2397     dst->recursionSkipMode = src->recursionSkipMode;
2398     dst->edgeVarThreshold = src->edgeVarThreshold;
2399     dst->bEnableFastIntra = src->bEnableFastIntra;
2400     dst->bEnableTSkipFast = src->bEnableTSkipFast;
2401     dst->bCULossless = src->bCULossless;
2402     dst->bIntraInBFrames = src->bIntraInBFrames;
2403     dst->rdPenalty = src->rdPenalty;
2404     dst->psyRd = src->psyRd;
2405     dst->psyRdoq = src->psyRdoq;
2406     dst->bEnableRdRefine = src->bEnableRdRefine;
2407     dst->analysisReuseMode = src->analysisReuseMode;
2408     if (src->analysisReuseFileName) dst->analysisReuseFileName=strdup(src->analysisReuseFileName);
2409     else dst->analysisReuseFileName = NULL;
2410     dst->bLossless = src->bLossless;
2411     dst->cbQpOffset = src->cbQpOffset;
2412     dst->crQpOffset = src->crQpOffset;
2413     dst->preferredTransferCharacteristics = src->preferredTransferCharacteristics;
2414     dst->pictureStructure = src->pictureStructure;
2415 
2416     dst->rc.rateControlMode = src->rc.rateControlMode;
2417     dst->rc.qp = src->rc.qp;
2418     dst->rc.bitrate = src->rc.bitrate;
2419     dst->rc.qCompress = src->rc.qCompress;
2420     dst->rc.ipFactor = src->rc.ipFactor;
2421     dst->rc.pbFactor = src->rc.pbFactor;
2422     dst->rc.rfConstant = src->rc.rfConstant;
2423     dst->rc.qpStep = src->rc.qpStep;
2424     dst->rc.aqMode = src->rc.aqMode;
2425     dst->rc.aqStrength = src->rc.aqStrength;
2426     dst->rc.vbvBufferSize = src->rc.vbvBufferSize;
2427     dst->rc.vbvMaxBitrate = src->rc.vbvMaxBitrate;
2428 
2429     dst->rc.vbvBufferInit = src->rc.vbvBufferInit;
2430     dst->rc.cuTree = src->rc.cuTree;
2431     dst->rc.rfConstantMax = src->rc.rfConstantMax;
2432     dst->rc.rfConstantMin = src->rc.rfConstantMin;
2433     dst->rc.bStatWrite = src->rc.bStatWrite;
2434     dst->rc.bStatRead = src->rc.bStatRead;
2435     if (src->rc.statFileName) dst->rc.statFileName=strdup(src->rc.statFileName);
2436     else dst->rc.statFileName = NULL;
2437     dst->rc.qblur = src->rc.qblur;
2438     dst->rc.complexityBlur = src->rc.complexityBlur;
2439     dst->rc.bEnableSlowFirstPass = src->rc.bEnableSlowFirstPass;
2440     dst->rc.zoneCount = src->rc.zoneCount;
2441     dst->rc.zonefileCount = src->rc.zonefileCount;
2442     dst->reconfigWindowSize = src->reconfigWindowSize;
2443     dst->bResetZoneConfig = src->bResetZoneConfig;
2444     dst->decoderVbvMaxRate = src->decoderVbvMaxRate;
2445 
2446     if (src->rc.zonefileCount && src->rc.zones && src->bResetZoneConfig)
2447     {
2448         for (int i = 0; i < src->rc.zonefileCount; i++)
2449         {
2450             dst->rc.zones[i].startFrame = src->rc.zones[i].startFrame;
2451             memcpy(dst->rc.zones[i].zoneParam, src->rc.zones[i].zoneParam, sizeof(x265_param));
2452         }
2453     }
2454     else if (src->rc.zoneCount && src->rc.zones)
2455     {
2456         for (int i = 0; i < src->rc.zoneCount; i++)
2457         {
2458             dst->rc.zones[i].startFrame = src->rc.zones[i].startFrame;
2459             dst->rc.zones[i].endFrame = src->rc.zones[i].endFrame;
2460             dst->rc.zones[i].bForceQp = src->rc.zones[i].bForceQp;
2461             dst->rc.zones[i].qp = src->rc.zones[i].qp;
2462             dst->rc.zones[i].bitrateFactor = src->rc.zones[i].bitrateFactor;
2463         }
2464     }
2465     else
2466         dst->rc.zones = NULL;
2467 
2468     if (src->rc.lambdaFileName) dst->rc.lambdaFileName = strdup(src->rc.lambdaFileName);
2469     else dst->rc.lambdaFileName = NULL;
2470     dst->rc.bStrictCbr = src->rc.bStrictCbr;
2471     dst->rc.qgSize = src->rc.qgSize;
2472     dst->rc.bEnableGrain = src->rc.bEnableGrain;
2473     dst->rc.qpMax = src->rc.qpMax;
2474     dst->rc.qpMin = src->rc.qpMin;
2475     dst->rc.bEnableConstVbv = src->rc.bEnableConstVbv;
2476     dst->rc.hevcAq = src->rc.hevcAq;
2477     dst->rc.qpAdaptationRange = src->rc.qpAdaptationRange;
2478 
2479     dst->vui.aspectRatioIdc = src->vui.aspectRatioIdc;
2480     dst->vui.sarWidth = src->vui.sarWidth;
2481     dst->vui.sarHeight = src->vui.sarHeight;
2482     dst->vui.bEnableOverscanAppropriateFlag = src->vui.bEnableOverscanAppropriateFlag;
2483     dst->vui.bEnableOverscanInfoPresentFlag = src->vui.bEnableOverscanInfoPresentFlag;
2484     dst->vui.bEnableVideoSignalTypePresentFlag = src->vui.bEnableVideoSignalTypePresentFlag;
2485     dst->vui.videoFormat = src->vui.videoFormat;
2486     dst->vui.bEnableVideoFullRangeFlag = src->vui.bEnableVideoFullRangeFlag;
2487     dst->vui.bEnableColorDescriptionPresentFlag = src->vui.bEnableColorDescriptionPresentFlag;
2488     dst->vui.colorPrimaries = src->vui.colorPrimaries;
2489     dst->vui.transferCharacteristics = src->vui.transferCharacteristics;
2490     dst->vui.matrixCoeffs = src->vui.matrixCoeffs;
2491     dst->vui.bEnableChromaLocInfoPresentFlag = src->vui.bEnableChromaLocInfoPresentFlag;
2492     dst->vui.chromaSampleLocTypeTopField = src->vui.chromaSampleLocTypeTopField;
2493     dst->vui.chromaSampleLocTypeBottomField = src->vui.chromaSampleLocTypeBottomField;
2494     dst->vui.bEnableDefaultDisplayWindowFlag = src->vui.bEnableDefaultDisplayWindowFlag;
2495     dst->vui.defDispWinBottomOffset = src->vui.defDispWinBottomOffset;
2496     dst->vui.defDispWinLeftOffset = src->vui.defDispWinLeftOffset;
2497     dst->vui.defDispWinRightOffset = src->vui.defDispWinRightOffset;
2498     dst->vui.defDispWinTopOffset = src->vui.defDispWinTopOffset;
2499 
2500     if (src->masteringDisplayColorVolume) dst->masteringDisplayColorVolume=strdup( src->masteringDisplayColorVolume);
2501     else dst->masteringDisplayColorVolume = NULL;
2502     dst->maxLuma = src->maxLuma;
2503     dst->minLuma = src->minLuma;
2504     dst->bEmitCLL = src->bEmitCLL;
2505     dst->maxCLL = src->maxCLL;
2506     dst->maxFALL = src->maxFALL;
2507     dst->log2MaxPocLsb = src->log2MaxPocLsb;
2508     dst->bEmitVUIHRDInfo = src->bEmitVUIHRDInfo;
2509     dst->bEmitVUITimingInfo = src->bEmitVUITimingInfo;
2510     dst->maxSlices = src->maxSlices;
2511     dst->bOptQpPPS = src->bOptQpPPS;
2512     dst->bOptRefListLengthPPS = src->bOptRefListLengthPPS;
2513     dst->bMultiPassOptRPS = src->bMultiPassOptRPS;
2514     dst->scenecutBias = src->scenecutBias;
2515     dst->edgeTransitionThreshold = src->edgeTransitionThreshold;
2516     dst->gopLookahead = src->lookaheadDepth;
2517     dst->bOptCUDeltaQP = src->bOptCUDeltaQP;
2518     dst->analysisMultiPassDistortion = src->analysisMultiPassDistortion;
2519     dst->analysisMultiPassRefine = src->analysisMultiPassRefine;
2520     dst->bAQMotion = src->bAQMotion;
2521     dst->bSsimRd = src->bSsimRd;
2522     dst->dynamicRd = src->dynamicRd;
2523     dst->bEmitHDR10SEI = src->bEmitHDR10SEI;
2524     dst->bEmitHRDSEI = src->bEmitHRDSEI;
2525     dst->bHDROpt = src->bHDROpt; /*DEPRECATED*/
2526     dst->bHDR10Opt = src->bHDR10Opt;
2527     dst->analysisReuseLevel = src->analysisReuseLevel;
2528     dst->analysisSaveReuseLevel = src->analysisSaveReuseLevel;
2529     dst->analysisLoadReuseLevel = src->analysisLoadReuseLevel;
2530     dst->bLimitSAO = src->bLimitSAO;
2531     if (src->toneMapFile) dst->toneMapFile = strdup(src->toneMapFile);
2532     else dst->toneMapFile = NULL;
2533     dst->bDhdr10opt = src->bDhdr10opt;
2534     dst->bCTUInfo = src->bCTUInfo;
2535     dst->bUseRcStats = src->bUseRcStats;
2536     dst->interRefine = src->interRefine;
2537     dst->intraRefine = src->intraRefine;
2538     dst->mvRefine = src->mvRefine;
2539     dst->maxLog2CUSize = src->maxLog2CUSize;
2540     dst->maxCUDepth = src->maxCUDepth;
2541     dst->unitSizeDepth = src->unitSizeDepth;
2542     dst->num4x4Partitions = src->num4x4Partitions;
2543 
2544     dst->csvfpt = src->csvfpt;
2545     dst->bEnableSplitRdSkip = src->bEnableSplitRdSkip;
2546     dst->bUseAnalysisFile = src->bUseAnalysisFile;
2547     dst->forceFlush = src->forceFlush;
2548     dst->bDisableLookahead = src->bDisableLookahead;
2549     dst->bLowPassDct = src->bLowPassDct;
2550     dst->vbvBufferEnd = src->vbvBufferEnd;
2551     dst->vbvEndFrameAdjust = src->vbvEndFrameAdjust;
2552     dst->bAnalysisType = src->bAnalysisType;
2553     dst->bCopyPicToFrame = src->bCopyPicToFrame;
2554     if (src->analysisSave) dst->analysisSave=strdup(src->analysisSave);
2555     else dst->analysisSave = NULL;
2556     if (src->analysisLoad) dst->analysisLoad=strdup(src->analysisLoad);
2557     else dst->analysisLoad = NULL;
2558     dst->gopLookahead = src->gopLookahead;
2559     dst->radl = src->radl;
2560     dst->selectiveSAO = src->selectiveSAO;
2561     dst->maxAUSizeFactor = src->maxAUSizeFactor;
2562     dst->bEmitIDRRecoverySEI = src->bEmitIDRRecoverySEI;
2563     dst->bDynamicRefine = src->bDynamicRefine;
2564     dst->bSingleSeiNal = src->bSingleSeiNal;
2565     dst->chunkStart = src->chunkStart;
2566     dst->chunkEnd = src->chunkEnd;
2567     if (src->naluFile) dst->naluFile=strdup(src->naluFile);
2568     else dst->naluFile = NULL;
2569     dst->scaleFactor = src->scaleFactor;
2570     dst->ctuDistortionRefine = src->ctuDistortionRefine;
2571     dst->bEnableHRDConcatFlag = src->bEnableHRDConcatFlag;
2572     dst->dolbyProfile = src->dolbyProfile;
2573     dst->bEnableSvtHevc = src->bEnableSvtHevc;
2574     dst->bEnableFades = src->bEnableFades;
2575     dst->bEnableSceneCutAwareQp = src->bEnableSceneCutAwareQp;
2576     dst->scenecutWindow = src->scenecutWindow;
2577     dst->maxQpDelta = src->maxQpDelta;
2578     dst->bField = src->bField;
2579 
2580     dst->confWinRightOffset = src->confWinRightOffset;
2581     dst->confWinBottomOffset = src->confWinBottomOffset;
2582 #ifdef SVT_HEVC
2583     memcpy(dst->svtHevcParam, src->svtHevcParam, sizeof(EB_H265_ENC_CONFIGURATION));
2584 #endif
2585 }
2586 
2587 #ifdef SVT_HEVC
2588 
svt_param_default(x265_param * param)2589 void svt_param_default(x265_param* param)
2590 {
2591     EB_H265_ENC_CONFIGURATION* svtHevcParam = (EB_H265_ENC_CONFIGURATION*)param->svtHevcParam;
2592 
2593     // Channel info
2594     svtHevcParam->channelId = 0;
2595     svtHevcParam->activeChannelCount = 0;
2596 
2597     // GOP Structure
2598     svtHevcParam->intraPeriodLength = -2;
2599     svtHevcParam->intraRefreshType = 1;
2600     svtHevcParam->predStructure = 2;
2601     svtHevcParam->baseLayerSwitchMode = 0;
2602     svtHevcParam->hierarchicalLevels = 3;
2603     svtHevcParam->sourceWidth = 0;
2604     svtHevcParam->sourceHeight = 0;
2605     svtHevcParam->latencyMode = 0;
2606 
2607     //Preset & Tune
2608     svtHevcParam->encMode = 7;
2609     svtHevcParam->tune = 1;
2610 
2611     // Interlaced Video
2612     svtHevcParam->interlacedVideo = 0;
2613 
2614     // Quantization
2615     svtHevcParam->qp = 32;
2616     svtHevcParam->useQpFile = 0;
2617 
2618     // Deblock Filter
2619     svtHevcParam->disableDlfFlag = 0;
2620 
2621     // SAO
2622     svtHevcParam->enableSaoFlag = 1;
2623 
2624     // ME Tools
2625     svtHevcParam->useDefaultMeHme = 1;
2626     svtHevcParam->enableHmeFlag = 1;
2627 
2628     // ME Parameters
2629     svtHevcParam->searchAreaWidth = 16;
2630     svtHevcParam->searchAreaHeight = 7;
2631 
2632     // MD Parameters
2633     svtHevcParam->constrainedIntra = 0;
2634 
2635     // Rate Control
2636     svtHevcParam->frameRate = 60;
2637     svtHevcParam->frameRateNumerator = 0;
2638     svtHevcParam->frameRateDenominator = 0;
2639     svtHevcParam->encoderBitDepth = 8;
2640     svtHevcParam->encoderColorFormat = EB_YUV420;
2641     svtHevcParam->compressedTenBitFormat = 0;
2642     svtHevcParam->rateControlMode = 0;
2643     svtHevcParam->sceneChangeDetection = 1;
2644     svtHevcParam->lookAheadDistance = (uint32_t)~0;
2645     svtHevcParam->framesToBeEncoded = 0;
2646     svtHevcParam->targetBitRate = 7000000;
2647     svtHevcParam->maxQpAllowed = 48;
2648     svtHevcParam->minQpAllowed = 10;
2649     svtHevcParam->bitRateReduction = 0;
2650 
2651     // Thresholds
2652     svtHevcParam->improveSharpness = 0;
2653     svtHevcParam->videoUsabilityInfo = 0;
2654     svtHevcParam->highDynamicRangeInput = 0;
2655     svtHevcParam->accessUnitDelimiter = 0;
2656     svtHevcParam->bufferingPeriodSEI = 0;
2657     svtHevcParam->pictureTimingSEI = 0;
2658     svtHevcParam->registeredUserDataSeiFlag = 0;
2659     svtHevcParam->unregisteredUserDataSeiFlag = 0;
2660     svtHevcParam->recoveryPointSeiFlag = 0;
2661     svtHevcParam->enableTemporalId = 1;
2662     svtHevcParam->profile = 1;
2663     svtHevcParam->tier = 0;
2664     svtHevcParam->level = 0;
2665 
2666     svtHevcParam->injectorFrameRate = 60 << 16;
2667     svtHevcParam->speedControlFlag = 0;
2668 
2669     // ASM Type
2670     svtHevcParam->asmType = 1;
2671 
2672     svtHevcParam->codeVpsSpsPps = 1;
2673     svtHevcParam->codeEosNal = 0;
2674     svtHevcParam->reconEnabled = 0;
2675     svtHevcParam->maxCLL = 0;
2676     svtHevcParam->maxFALL = 0;
2677     svtHevcParam->useMasteringDisplayColorVolume = 0;
2678     svtHevcParam->useNaluFile = 0;
2679     svtHevcParam->whitePointX = 0;
2680     svtHevcParam->whitePointY = 0;
2681     svtHevcParam->maxDisplayMasteringLuminance = 0;
2682     svtHevcParam->minDisplayMasteringLuminance = 0;
2683     svtHevcParam->dolbyVisionProfile = 0;
2684     svtHevcParam->targetSocket = -1;
2685     svtHevcParam->logicalProcessors = 0;
2686     svtHevcParam->switchThreadsToRtPriority = 1;
2687     svtHevcParam->fpsInVps = 0;
2688 
2689     svtHevcParam->tileColumnCount = 1;
2690     svtHevcParam->tileRowCount = 1;
2691     svtHevcParam->tileSliceMode = 0;
2692     svtHevcParam->unrestrictedMotionVector = 1;
2693     svtHevcParam->threadCount = 0;
2694 
2695     // vbv
2696     svtHevcParam->hrdFlag = 0;
2697     svtHevcParam->vbvMaxrate = 0;
2698     svtHevcParam->vbvBufsize = 0;
2699     svtHevcParam->vbvBufInit = 90;
2700 }
2701 
svt_set_preset(x265_param * param,const char * preset)2702 int svt_set_preset(x265_param* param, const char* preset)
2703 {
2704     EB_H265_ENC_CONFIGURATION* svtHevcParam = (EB_H265_ENC_CONFIGURATION*)param->svtHevcParam;
2705 
2706     if (preset)
2707     {
2708         if (!strcmp(preset, "ultrafast")) svtHevcParam->encMode = 11;
2709         else if (!strcmp(preset, "superfast")) svtHevcParam->encMode = 10;
2710         else if (!strcmp(preset, "veryfast")) svtHevcParam->encMode = 9;
2711         else if (!strcmp(preset, "faster")) svtHevcParam->encMode = 8;
2712         else if (!strcmp(preset, "fast")) svtHevcParam->encMode = 7;
2713         else if (!strcmp(preset, "medium")) svtHevcParam->encMode = 6;
2714         else if (!strcmp(preset, "slow")) svtHevcParam->encMode = 5;
2715         else if (!strcmp(preset, "slower")) svtHevcParam->encMode =4;
2716         else if (!strcmp(preset, "veryslow")) svtHevcParam->encMode = 3;
2717         else if (!strcmp(preset, "placebo")) svtHevcParam->encMode = 2;
2718         else  return -1;
2719     }
2720     return 0;
2721 }
2722 
svt_param_parse(x265_param * param,const char * name,const char * value)2723 int svt_param_parse(x265_param* param, const char* name, const char* value)
2724 {
2725     bool bError = false;
2726 #define OPT(STR) else if (!strcmp(name, STR))
2727 
2728     EB_H265_ENC_CONFIGURATION* svtHevcParam = (EB_H265_ENC_CONFIGURATION*)param->svtHevcParam;
2729     if (0);
2730     OPT("input-res")  bError |= sscanf(value, "%dx%d", &svtHevcParam->sourceWidth, &svtHevcParam->sourceHeight) != 2;
2731     OPT("input-depth") svtHevcParam->encoderBitDepth = atoi(value);
2732     OPT("total-frames") svtHevcParam->framesToBeEncoded = atoi(value);
2733     OPT("frames") svtHevcParam->framesToBeEncoded = atoi(value);
2734     OPT("fps")
2735     {
2736         if (sscanf(value, "%u/%u", &svtHevcParam->frameRateNumerator, &svtHevcParam->frameRateDenominator) == 2)
2737             ;
2738         else
2739         {
2740             int fps = atoi(value);
2741             svtHevcParam->frameRateDenominator = 1;
2742 
2743             if (fps < 1000)
2744                 svtHevcParam->frameRate = fps << 16;
2745             else
2746                 svtHevcParam->frameRate = fps;
2747         }
2748     }
2749     OPT2("level-idc", "level")
2750     {
2751         /* allow "5.1" or "51", both converted to integer 51 */
2752         /* if level-idc specifies an obviously wrong value in either float or int,
2753         throw error consistently. Stronger level checking will be done in encoder_open() */
2754         if (atof(value) < 10)
2755             svtHevcParam->level = (int)(10 * atof(value) + .5);
2756         else if (atoi(value) < 100)
2757             svtHevcParam->level = atoi(value);
2758         else
2759             bError = true;
2760     }
2761     OPT2("pools", "numa-pools")
2762     {
2763         char *pools = strdup(value);
2764         char *temp1, *temp2;
2765         int count = 0;
2766 
2767         for (temp1 = strstr(pools, ","); temp1 != NULL; temp1 = strstr(temp2, ","))
2768         {
2769             temp2 = ++temp1;
2770             count++;
2771         }
2772 
2773         if (count > 1)
2774             x265_log(param, X265_LOG_WARNING, "SVT-HEVC Encoder supports pools option only upto 2 sockets \n");
2775         else if (count == 1)
2776         {
2777             temp1 = strtok(pools, ",");
2778             temp2 = strtok(NULL, ",");
2779 
2780             if (!strcmp(temp1, "+"))
2781             {
2782                 if (!strcmp(temp2, "+")) svtHevcParam->targetSocket = -1;
2783                 else if (!strcmp(temp2, "-")) svtHevcParam->targetSocket = 0;
2784                 else svtHevcParam->targetSocket = -1;
2785             }
2786             else if (!strcmp(temp1, "-"))
2787             {
2788                 if (!strcmp(temp2, "+")) svtHevcParam->targetSocket = 1;
2789                 else if (!strcmp(temp2, "-")) x265_log(param, X265_LOG_ERROR, "Shouldn't exclude both sockets for pools option %s \n", pools);
2790                 else if (!strcmp(temp2, "*")) svtHevcParam->targetSocket = 1;
2791                 else
2792                 {
2793                     svtHevcParam->targetSocket = 1;
2794                     svtHevcParam->logicalProcessors = atoi(temp2);
2795                 }
2796             }
2797             else svtHevcParam->targetSocket = -1;
2798         }
2799         else
2800         {
2801             if (!strcmp(temp1, "*")) svtHevcParam->targetSocket = -1;
2802             else
2803             {
2804                 svtHevcParam->targetSocket = 0;
2805                 svtHevcParam->logicalProcessors = atoi(temp1);
2806             }
2807         }
2808     }
2809     OPT("high-tier") svtHevcParam->tier = x265_atobool(value, bError);
2810     OPT("qpmin") svtHevcParam->minQpAllowed = atoi(value);
2811     OPT("qpmax") svtHevcParam->maxQpAllowed = atoi(value);
2812     OPT("rc-lookahead") svtHevcParam->lookAheadDistance = atoi(value);
2813     OPT("scenecut")
2814     {
2815         svtHevcParam->sceneChangeDetection = x265_atobool(value, bError);
2816         if (bError || svtHevcParam->sceneChangeDetection)
2817         {
2818             bError = false;
2819             svtHevcParam->sceneChangeDetection = 1;
2820         }
2821     }
2822     OPT("open-gop")
2823     {
2824         if (x265_atobool(value, bError))
2825             svtHevcParam->intraRefreshType = 1;
2826         else
2827             svtHevcParam->intraRefreshType = 2;
2828     }
2829     OPT("deblock")
2830     {
2831         if (strtol(value, NULL, 0))
2832             svtHevcParam->disableDlfFlag = 0;
2833         else if (x265_atobool(value, bError) == 0 && !bError)
2834             svtHevcParam->disableDlfFlag = 1;
2835     }
2836     OPT("sao") svtHevcParam->enableSaoFlag = (uint8_t)x265_atobool(value, bError);
2837     OPT("keyint") svtHevcParam->intraPeriodLength = atoi(value);
2838     OPT2("constrained-intra", "cip") svtHevcParam->constrainedIntra = (uint8_t)x265_atobool(value, bError);
2839     OPT("vui-timing-info") svtHevcParam->videoUsabilityInfo = x265_atobool(value, bError);
2840     OPT("hdr") svtHevcParam->highDynamicRangeInput = x265_atobool(value, bError);
2841     OPT("aud") svtHevcParam->accessUnitDelimiter = x265_atobool(value, bError);
2842     OPT("qp")
2843     {
2844         svtHevcParam->rateControlMode = 0;
2845         svtHevcParam->qp = atoi(value);
2846     }
2847     OPT("bitrate")
2848     {
2849         svtHevcParam->rateControlMode = 1;
2850         svtHevcParam->targetBitRate = atoi(value);
2851     }
2852     OPT("interlace")
2853     {
2854         svtHevcParam->interlacedVideo = (uint8_t)x265_atobool(value, bError);
2855         if (bError || svtHevcParam->interlacedVideo)
2856         {
2857             bError = false;
2858             svtHevcParam->interlacedVideo = 1;
2859         }
2860     }
2861     OPT("svt-hme")
2862     {
2863         svtHevcParam->enableHmeFlag = (uint8_t)x265_atobool(value, bError);
2864         if (svtHevcParam->enableHmeFlag) svtHevcParam->useDefaultMeHme = 1;
2865     }
2866     OPT("svt-search-width") svtHevcParam->searchAreaWidth = atoi(value);
2867     OPT("svt-search-height") svtHevcParam->searchAreaHeight = atoi(value);
2868     OPT("svt-compressed-ten-bit-format") svtHevcParam->compressedTenBitFormat = x265_atobool(value, bError);
2869     OPT("svt-speed-control") svtHevcParam->speedControlFlag = x265_atobool(value, bError);
2870     OPT("svt-preset-tuner")
2871     {
2872         if (svtHevcParam->encMode == 2)
2873         {
2874             if (!strcmp(value, "0")) svtHevcParam->encMode = 0;
2875             else if (!strcmp(value, "1")) svtHevcParam->encMode = 1;
2876             else
2877             {
2878                 x265_log(param, X265_LOG_ERROR, " Unsupported value=%s for svt-preset-tuner \n", value);
2879                 bError = true;
2880             }
2881         }
2882         else
2883             x265_log(param, X265_LOG_WARNING, " svt-preset-tuner should be used only with ultrafast preset; Ignoring it \n");
2884     }
2885     OPT("svt-hierarchical-level") svtHevcParam->hierarchicalLevels = atoi(value);
2886     OPT("svt-base-layer-switch-mode") svtHevcParam->baseLayerSwitchMode = atoi(value);
2887     OPT("svt-pred-struct") svtHevcParam->predStructure = (uint8_t)atoi(value);
2888     OPT("svt-fps-in-vps") svtHevcParam->fpsInVps = (uint8_t)x265_atobool(value, bError);
2889     OPT("master-display") svtHevcParam->useMasteringDisplayColorVolume = (uint8_t)atoi(value);
2890     OPT("max-cll") bError |= sscanf(value, "%hu,%hu", &svtHevcParam->maxCLL, &svtHevcParam->maxFALL) != 2;
2891     OPT("nalu-file") svtHevcParam->useNaluFile = (uint8_t)atoi(value);
2892     OPT("dolby-vision-profile")
2893     {
2894         if (atof(value) < 10)
2895             svtHevcParam->dolbyVisionProfile = (int)(10 * atof(value) + .5);
2896         else if (atoi(value) < 100)
2897             svtHevcParam->dolbyVisionProfile = atoi(value);
2898         else
2899             bError = true;
2900     }
2901     OPT("hrd")
2902         svtHevcParam->hrdFlag = (uint32_t)x265_atobool(value, bError);
2903     OPT("vbv-maxrate")
2904         svtHevcParam->vbvMaxrate = (uint32_t)x265_atoi(value, bError);
2905     OPT("vbv-bufsize")
2906         svtHevcParam->vbvBufsize = (uint32_t)x265_atoi(value, bError);
2907     OPT("vbv-init")
2908         svtHevcParam->vbvBufInit = (uint64_t)x265_atof(value, bError);
2909     OPT("frame-threads")
2910         svtHevcParam->threadCount = (uint32_t)x265_atoi(value, bError);
2911     else
2912         x265_log(param, X265_LOG_INFO, "SVT doesn't support %s param; Disabling it \n", name);
2913 
2914 
2915     return bError ? X265_PARAM_BAD_VALUE : 0;
2916 }
2917 
2918 #endif //ifdef SVT_HEVC
2919 
2920 }
2921