# HG changeset patch # User Srikanth Kurapati # Date 1588752449 -19800 # Wed May 06 13:37:29 2020 +0530 # Node ID df0886d58b867e7bd219ec3f8197bab22417795c # Parent 303ff9e4546d0052e7a4d359323f0aca84eedd68 EQT Updates.
1. Improves documentation in help and x265readthedocs for rskip cli options. 2. Renamed rskip variable in x265_param structure & rectified regression clis. 3. Removed rskip mode 3 which is same as mode 2 with min-cu-size 16. diff -r 303ff9e4546d -r df0886d58b86 doc/reST/cli.rst --- a/doc/reST/cli.rst Wed Apr 15 18:44:54 2020 +0530 +++ b/doc/reST/cli.rst Wed May 06 13:37:29 2020 +0530 @@ -845,31 +845,31 @@ Measure 2Nx2N merge candidates first; if no residual is found, additional modes at that depth are not analysed. Default disabled -.. option:: --rskip <0|1|2|3> - - This option determines early exit from CU depth recursion in modes 1, 2 and 3. When a skip CU is - found, additional heuristics (depending on RD level and rskip mode) are used to decide whether +.. option:: --rskip <0|1|2> + + This option determines early exit from CU depth recursion in modes 1 and 2. When a skip CU is + found, additional heuristics (depending on the RD level and rskip mode) are used to decide whether to terminate recursion. The following table summarizes the behavior. +----------+------------+----------------------------------------------------------------+ | RD Level | Rskip Mode | Skip Recursion Heuristic | +==========+============+================================================================+ - | 0 - 4 | 1 | Neighbour costs. | + | 0 - 4 | 1 | Neighbour costs and CU homogenity. | +----------+------------+----------------------------------------------------------------+ | 5 - 6 | 1 | Comparison with inter2Nx2N. | +----------+------------+----------------------------------------------------------------+ - | 0 - 6 | 2 | CU edge denstiy. | + | 0 - 6 | 2 | CU edge density. | +----------+------------+----------------------------------------------------------------+ - | 0 - 6 | 3 | CU edge denstiy with forceful skip for lower levels of CTU. | - +----------+------------+----------------------------------------------------------------+ - + Provides minimal quality degradation at good performance gains for non-zero modes. :option:`--rskip mode 0` means disabled. Default: 1, disabled when :option:`--tune grain` is used. + This is a integer value representing the edge-density percentage within the CU. Internally normalized to a number between 0.0 to 1.0 in x265. + Recommended low thresholds for slow encodes and high for fast encodes. .. option:: --rskip-edge-threshold <0..100> Denotes the minimum expected edge-density percentage within the CU, below which the recursion is skipped. - Default: 5, requires :option:`--rskip mode 2|3` to be enabled. + Default: 5, requires :option:`--rskip mode 2` to be enabled. .. option:: --splitrd-skip, --no-splitrd-skip diff -r 303ff9e4546d -r df0886d58b86 source/CMakeLists.txt --- a/source/CMakeLists.txt Wed Apr 15 18:44:54 2020 +0530 +++ b/source/CMakeLists.txt Wed May 06 13:37:29 2020 +0530 @@ -29,7 +29,7 @@ option(STATIC_LINK_CRT "Statically link C runtime for release builds" OFF) mark_as_advanced(FPROFILE_USE FPROFILE_GENERATE NATIVE_BUILD) # X265_BUILD must be incremented each time the public API is changed -set(X265_BUILD 191) +set(X265_BUILD 192) configure_file("${PROJECT_SOURCE_DIR}/x265.def.in" "${PROJECT_BINARY_DIR}/x265.def") configure_file("${PROJECT_SOURCE_DIR}/x265_config.h.in" diff -r 303ff9e4546d -r df0886d58b86 source/common/frame.cpp --- a/source/common/frame.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/common/frame.cpp Wed May 06 13:37:29 2020 +0530 @@ -117,7 +117,7 @@ m_thetaPic = X265_MALLOC(pixel, m_stride * (maxHeight + (m_lumaMarginY * 2))); } - if (param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (param->recursionSkipMode == EDGE_BASED_RSKIP) { uint32_t numCuInWidth = (param->sourceWidth + param->maxCUSize - 1) / param->maxCUSize; uint32_t numCuInHeight = (param->sourceHeight + param->maxCUSize - 1) / param->maxCUSize; @@ -283,7 +283,7 @@ X265_FREE(m_thetaPic); } - if (m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (m_param->recursionSkipMode == EDGE_BASED_RSKIP) { X265_FREE_ZERO(m_edgeBitPlane); m_edgeBitPic = NULL; diff -r 303ff9e4546d -r df0886d58b86 source/common/param.cpp --- a/source/common/param.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/common/param.cpp Wed May 06 13:37:29 2020 +0530 @@ -198,7 +198,7 @@ param->bEnableWeightedPred = 1; param->bEnableWeightedBiPred = 0; param->bEnableEarlySkip = 1; - param->enableRecursionSkip = 1; + param->recursionSkipMode = 1; param->edgeVarThreshold = 0.05f; param->bEnableAMP = 0; param->bEnableRectInter = 0; @@ -548,7 +548,7 @@ param->maxNumMergeCand = 5; param->searchMethod = X265_STAR_SEARCH; param->bEnableTransformSkip = 1; - param->enableRecursionSkip = 0; + param->recursionSkipMode = 0; param->maxNumReferences = 5; param->limitReferences = 0; param->lookaheadSlices = 0; // disabled for best quality @@ -600,7 +600,7 @@ param->rc.hevcAq = 0; param->rc.qpStep = 1; param->rc.bEnableGrain = 1; - param->enableRecursionSkip = 0; + param->recursionSkipMode = 0; param->psyRd = 4.0; param->psyRdoq = 10.0; param->bEnableSAO = 0; @@ -704,7 +704,7 @@ OPT("ref") p->maxNumReferences = atoi(value); OPT("fast-intra") p->bEnableFastIntra = atobool(value); OPT("early-skip") p->bEnableEarlySkip = atobool(value); - OPT("rskip") p->enableRecursionSkip = atoi(value); + OPT("rskip") p->recursionSkipMode = atoi(value); OPT("rskip-edge-threshold") p->edgeVarThreshold = atoi(value)/100.0f; OPT("me") p->searchMethod = parseName(value, x265_motion_est_names, bError); OPT("subme") p->subpelRefine = atoi(value); @@ -922,7 +922,7 @@ OPT("max-merge") p->maxNumMergeCand = (uint32_t)atoi(value); OPT("temporal-mvp") p->bEnableTemporalMvp = atobool(value); OPT("early-skip") p->bEnableEarlySkip = atobool(value); - OPT("rskip") p->enableRecursionSkip = atoi(value); + OPT("rskip") p->recursionSkipMode = atoi(value); OPT("rdpenalty") p->rdPenalty = atoi(value); OPT("tskip") p->bEnableTransformSkip = atobool(value); OPT("no-tskip-fast") p->bEnableTSkipFast = atobool(value); @@ -1603,9 +1603,9 @@ "RDOQ Level is out of range"); CHECK(param->dynamicRd < 0 || param->dynamicRd > x265_ADAPT_RD_STRENGTH, "Dynamic RD strength must be between 0 and 4"); - CHECK(param->enableRecursionSkip > 3 || param->enableRecursionSkip < 0, - "Invalid Recursion skip mode. Valid modes 0,1,2,3"); - if (param->enableRecursionSkip >= EDGE_BASED_RSKIP) + CHECK(param->recursionSkipMode > 2 || param->recursionSkipMode < 0, + "Invalid Recursion skip mode. Valid modes 0,1,2"); + if (param->recursionSkipMode == EDGE_BASED_RSKIP) { CHECK(param->edgeVarThreshold < 0.0f || param->edgeVarThreshold > 1.0f, "Minimum edge density percentage for a CU should be an integer between 0 to 100"); @@ -1920,8 +1920,8 @@ TOOLVAL(param->psyRdoq, "psy-rdoq=%.2lf"); TOOLOPT(param->bEnableRdRefine, "rd-refine"); TOOLOPT(param->bEnableEarlySkip, "early-skip"); - TOOLVAL(param->enableRecursionSkip, "rskip mode=%d"); - if (param->enableRecursionSkip >= EDGE_BASED_RSKIP) + TOOLVAL(param->recursionSkipMode, "rskip mode=%d"); + if (param->recursionSkipMode == EDGE_BASED_RSKIP) TOOLVAL(param->edgeVarThreshold, "rskip-edge-threshold=%.2f"); TOOLOPT(param->bEnableSplitRdSkip, "splitrd-skip"); TOOLVAL(param->noiseReductionIntra, "nr-intra=%d"); @@ -2080,8 +2080,8 @@ s += sprintf(s, " rd=%d", p->rdLevel); s += sprintf(s, " selective-sao=%d", p->selectiveSAO); BOOL(p->bEnableEarlySkip, "early-skip"); - BOOL(p->enableRecursionSkip, "rskip"); - if (p->enableRecursionSkip >= EDGE_BASED_RSKIP) + BOOL(p->recursionSkipMode, "rskip"); + if (p->recursionSkipMode == EDGE_BASED_RSKIP) s += sprintf(s, " rskip-edge-threshold=%f", p->edgeVarThreshold); BOOL(p->bEnableFastIntra, "fast-intra"); @@ -2391,7 +2391,7 @@ dst->bSaoNonDeblocked = src->bSaoNonDeblocked; dst->rdLevel = src->rdLevel; dst->bEnableEarlySkip = src->bEnableEarlySkip; - dst->enableRecursionSkip = src->enableRecursionSkip; + dst->recursionSkipMode = src->recursionSkipMode; dst->edgeVarThreshold = src->edgeVarThreshold; dst->bEnableFastIntra = src->bEnableFastIntra; dst->bEnableTSkipFast = src->bEnableTSkipFast; diff -r 303ff9e4546d -r df0886d58b86 source/encoder/analysis.cpp --- a/source/encoder/analysis.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/analysis.cpp Wed May 06 13:37:29 2020 +0530 @@ -1272,7 +1272,7 @@ md.pred[PRED_SKIP].cu.initSubCU(parentCTU, cuGeom, qp); checkMerge2Nx2N_rd0_4(md.pred[PRED_SKIP], md.pred[PRED_MERGE], cuGeom); - skipRecursion = !!m_param->enableRecursionSkip && md.bestMode; + skipRecursion = !!m_param->recursionSkipMode && md.bestMode; if (m_param->rdLevel) skipModes = m_param->bEnableEarlySkip && md.bestMode; } @@ -1296,7 +1296,7 @@ md.pred[PRED_SKIP].cu.initSubCU(parentCTU, cuGeom, qp); checkMerge2Nx2N_rd0_4(md.pred[PRED_SKIP], md.pred[PRED_MERGE], cuGeom); - skipRecursion = !!m_param->enableRecursionSkip && md.bestMode; + skipRecursion = !!m_param->recursionSkipMode && md.bestMode; if (m_param->rdLevel) skipModes = m_param->bEnableEarlySkip && md.bestMode; } @@ -1314,24 +1314,23 @@ skipModes = (m_param->bEnableEarlySkip || m_refineLevel == 2) && md.bestMode && md.bestMode->cu.isSkipped(0); // TODO: sa8d threshold per depth } - if (md.bestMode && m_param->enableRecursionSkip && !bCtuInfoCheck && !(m_param->bAnalysisType == AVC_INFO && m_param->analysisLoadReuseLevel == 7 && (m_modeFlag[0] || m_modeFlag[1]))) + if (md.bestMode && m_param->recursionSkipMode && !bCtuInfoCheck && !(m_param->bAnalysisType == AVC_INFO && m_param->analysisLoadReuseLevel == 7 && (m_modeFlag[0] || m_modeFlag[1]))) { skipRecursion = md.bestMode->cu.isSkipped(0); if (mightSplit && !skipRecursion) { - if (depth >= minDepth && m_param->enableRecursionSkip == RDCOST_BASED_RSKIP) + if (depth >= minDepth && m_param->recursionSkipMode == RDCOST_BASED_RSKIP) { if (depth) skipRecursion = recursionDepthCheck(parentCTU, cuGeom, *md.bestMode); if (m_bHD && !skipRecursion && m_param->rdLevel == 2 && md.fencYuv.m_size != MAX_CU_SIZE) skipRecursion = complexityCheckCU(*md.bestMode); } - else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->recursionSkipMode == EDGE_BASED_RSKIP) { skipRecursion = complexityCheckCU(*md.bestMode); } - else if (m_param->enableRecursionSkip > EDGE_BASED_RSKIP) - skipRecursion = true; + } } if (m_param->bAnalysisType == AVC_INFO && md.bestMode && cuGeom.numPartitions <= 16 && m_param->analysisLoadReuseLevel == 7) @@ -1981,7 +1980,7 @@ checkInter_rd5_6(md.pred[PRED_2Nx2N], cuGeom, SIZE_2Nx2N, refMasks); checkBestMode(md.pred[PRED_2Nx2N], cuGeom.depth); - if (m_param->enableRecursionSkip && depth && m_modeDepth[depth - 1].bestMode) + if (m_param->recursionSkipMode && depth && m_modeDepth[depth - 1].bestMode) skipRecursion = md.bestMode && !md.bestMode->cu.getQtRootCbf(0); } if (m_param->analysisLoadReuseLevel > 4 && m_reusePartSize[cuGeom.absPartIdx] == SIZE_2Nx2N) @@ -2005,7 +2004,7 @@ checkInter_rd5_6(md.pred[PRED_2Nx2N], cuGeom, SIZE_2Nx2N, refMasks); checkBestMode(md.pred[PRED_2Nx2N], cuGeom.depth); - if (m_param->enableRecursionSkip && depth && m_modeDepth[depth - 1].bestMode) + if (m_param->recursionSkipMode && depth && m_modeDepth[depth - 1].bestMode) skipRecursion = md.bestMode && !md.bestMode->cu.getQtRootCbf(0); } } @@ -2024,12 +2023,10 @@ checkInter_rd5_6(md.pred[PRED_2Nx2N], cuGeom, SIZE_2Nx2N, refMasks); checkBestMode(md.pred[PRED_2Nx2N], cuGeom.depth); - if (m_param->enableRecursionSkip == RDCOST_BASED_RSKIP && depth && m_modeDepth[depth - 1].bestMode) + if (m_param->recursionSkipMode == RDCOST_BASED_RSKIP && depth && m_modeDepth[depth - 1].bestMode) skipRecursion = md.bestMode && !md.bestMode->cu.getQtRootCbf(0); - else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->recursionSkipMode == EDGE_BASED_RSKIP) skipRecursion = md.bestMode && complexityCheckCU(*md.bestMode); - else if (m_param->enableRecursionSkip > EDGE_BASED_RSKIP) - skipRecursion = true; } if (m_param->bAnalysisType == AVC_INFO && md.bestMode && cuGeom.numPartitions <= 16 && m_param->analysisLoadReuseLevel == 7) skipRecursion = true; @@ -3538,7 +3535,7 @@ bool Analysis::complexityCheckCU(const Mode& bestMode) { - if (m_param->enableRecursionSkip == RDCOST_BASED_RSKIP) + if (m_param->recursionSkipMode == RDCOST_BASED_RSKIP) { uint32_t mean = 0; uint32_t homo = 0; @@ -3563,8 +3560,8 @@ } else { - int blockType = bestMode.cu.m_log2CUSize[0] - 2; - int shift = bestMode.cu.m_log2CUSize[0] * 2; + int blockType = bestMode.cu.m_log2CUSize[0] - LOG2_UNIT_SIZE; + int shift = bestMode.cu.m_log2CUSize[0] * LOG2_UNIT_SIZE; intptr_t stride = m_frame->m_fencPic->m_stride; intptr_t blockOffsetLuma = bestMode.cu.m_cuPelX + bestMode.cu.m_cuPelY * stride; uint64_t sum_ss = primitives.cu[blockType].var(m_frame->m_edgeBitPic + blockOffsetLuma, stride); diff -r 303ff9e4546d -r df0886d58b86 source/encoder/encoder.cpp --- a/source/encoder/encoder.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/encoder.cpp Wed May 06 13:37:29 2020 +0530 @@ -1757,7 +1757,7 @@ } } } - if (m_param->enableRecursionSkip >= EDGE_BASED_RSKIP && m_param->bHistBasedSceneCut) + if (m_param->recursionSkipMode == EDGE_BASED_RSKIP && m_param->bHistBasedSceneCut) { pixel* src = m_edgePic; primitives.planecopy_pp_shr(src, inFrame->m_fencPic->m_picWidth, inFrame->m_edgeBitPic, inFrame->m_fencPic->m_stride, @@ -2425,7 +2425,7 @@ encParam->maxNumReferences = param->maxNumReferences; // never uses more refs than specified in stream headers encParam->bEnableFastIntra = param->bEnableFastIntra; encParam->bEnableEarlySkip = param->bEnableEarlySkip; - encParam->enableRecursionSkip = param->enableRecursionSkip; + encParam->recursionSkipMode = param->recursionSkipMode; encParam->searchMethod = param->searchMethod; /* Scratch buffer prevents me_range from being increased for esa/tesa */ if (param->searchRange < encParam->searchRange) @@ -3413,7 +3413,7 @@ p->maxNumReferences = zone->maxNumReferences; p->bEnableFastIntra = zone->bEnableFastIntra; p->bEnableEarlySkip = zone->bEnableEarlySkip; - p->enableRecursionSkip = zone->enableRecursionSkip; + p->recursionSkipMode = zone->recursionSkipMode; p->searchMethod = zone->searchMethod; p->searchRange = zone->searchRange; p->subpelRefine = zone->subpelRefine; @@ -5715,7 +5715,7 @@ TOOLCMP(oldParam->maxNumReferences, newParam->maxNumReferences, "ref=%d to %d\n"); TOOLCMP(oldParam->bEnableFastIntra, newParam->bEnableFastIntra, "fast-intra=%d to %d\n"); TOOLCMP(oldParam->bEnableEarlySkip, newParam->bEnableEarlySkip, "early-skip=%d to %d\n"); - TOOLCMP(oldParam->enableRecursionSkip, newParam->enableRecursionSkip, "rskip=%d to %d\n"); + TOOLCMP(oldParam->recursionSkipMode, newParam->recursionSkipMode, "rskip=%d to %d\n"); TOOLCMP(oldParam->searchMethod, newParam->searchMethod, "me=%d to %d\n"); TOOLCMP(oldParam->searchRange, newParam->searchRange, "merange=%d to %d\n"); TOOLCMP(oldParam->subpelRefine, newParam->subpelRefine, "subme= %d to %d\n"); diff -r 303ff9e4546d -r df0886d58b86 source/encoder/frameencoder.cpp --- a/source/encoder/frameencoder.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/frameencoder.cpp Wed May 06 13:37:29 2020 +0530 @@ -448,7 +448,7 @@ m_ssimCnt = 0; memset(&(m_frame->m_encData->m_frameStats), 0, sizeof(m_frame->m_encData->m_frameStats)); - if (!m_param->bHistBasedSceneCut && m_param->rc.aqMode != X265_AQ_EDGE && m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (!m_param->bHistBasedSceneCut && m_param->rc.aqMode != X265_AQ_EDGE && m_param->recursionSkipMode == EDGE_BASED_RSKIP) { int height = m_frame->m_fencPic->m_picHeight; int width = m_frame->m_fencPic->m_picWidth; diff -r 303ff9e4546d -r df0886d58b86 source/encoder/slicetype.cpp --- a/source/encoder/slicetype.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/slicetype.cpp Wed May 06 13:37:29 2020 +0530 @@ -519,7 +519,7 @@ if (param->rc.aqMode == X265_AQ_EDGE) edgeFilter(curFrame, param); - if (param->rc.aqMode == X265_AQ_EDGE && !param->bHistBasedSceneCut && param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (param->rc.aqMode == X265_AQ_EDGE && !param->bHistBasedSceneCut && param->recursionSkipMode == EDGE_BASED_RSKIP) { pixel* src = curFrame->m_edgePic + curFrame->m_fencPic->m_lumaMarginY * curFrame->m_fencPic->m_stride + curFrame->m_fencPic->m_lumaMarginX; primitives.planecopy_pp_shr(src, curFrame->m_fencPic->m_stride, curFrame->m_edgeBitPic, diff -r 303ff9e4546d -r df0886d58b86 source/test/regression-tests.txt --- a/source/test/regression-tests.txt Wed Apr 15 18:44:54 2020 +0530 +++ b/source/test/regression-tests.txt Wed May 06 13:37:29 2020 +0530 @@ -166,10 +166,6 @@ crowd_run_1920x1080_50.yuv, --preset fast --ctu 64 --rskip 2 --rskip-edge-threshold 5 --aq-mode 4 crowd_run_1920x1080_50.yuv, --preset slow --ctu 32 --rskip 2 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 crowd_run_1920x1080_50.yuv, --preset slower --ctu 16 --rskip 2 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 --aq-mode 4 -crowd_run_1920x1080_50.yuv, --preset faster --ctu 32 --rskip 3 --rskip-edge-threshold 5 -crowd_run_1920x1080_50.yuv, --preset fast --ctu 64 --rskip 3 --rskip-edge-threshold 5 --aq-mode 4 -crowd_run_1920x1080_50.yuv, --preset slow --ctu 32 --rskip 3 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 -crowd_run_1920x1080_50.yuv, --preset slower --ctu 16 --rskip 3 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 --aq-mode 4 # Main12 intraCost overflow bug test 720p50_parkrun_ter.y4m,--preset medium diff -r 303ff9e4546d -r df0886d58b86 source/x265.h --- a/source/x265.h Wed Apr 15 18:44:54 2020 +0530 +++ b/source/x265.h Wed May 06 13:37:29 2020 +0530 @@ -1259,7 +1259,7 @@ /* Enable early CU size decisions to avoid recursing to higher depths. * Default is enabled */ - int enableRecursionSkip; + int recursionSkipMode; /* Use a faster search method to find the best intra mode. Default is 0 */ int bEnableFastIntra; diff -r 303ff9e4546d -r df0886d58b86 source/x265cli.cpp --- a/source/x265cli.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/x265cli.cpp Wed May 06 13:37:29 2020 +0530 @@ -126,9 +126,9 @@ H0(" --[no-]ssim-rd Enable ssim rate distortion optimization, 0 to disable. Default %s\n", OPT(param->bSsimRd)); H0(" --[no-]rd-refine Enable QP based RD refinement for rd levels 5 and 6. Default %s\n", OPT(param->bEnableRdRefine)); H0(" --[no-]early-skip Enable early SKIP detection. Default %s\n", OPT(param->bEnableEarlySkip)); - H0(" --rskip <mode> Set mode for early exit from recursion. Mode 1: exit using rdcost. Mode 2: exit using edge density. Mode 3: exit using edge density with forceful skip for small sized CU's." - " Mode 0: disabled. Default %s\n", OPT(param->enableRecursionSkip)); - H1(" --rskip-edge-threshold Threshold in terms of percentage (integer of range [0,100]) for minimum edge density in CUs to prun the recursion depth. Applicable only for rskip modes 2 and 3. Default: %.f\n", param->edgeVarThreshold*100.0f); + H0(" --rskip <mode> Set mode for early exit from recursion. Mode 1: exit using rdcost & CU homogenity. Mode 2: exit using CU edge density.\n" + " Mode 0: disabled. Default %d\n", param->recursionSkipMode); + H1(" --rskip-edge-threshold Threshold in terms of percentage (integer of range [0,100]) for minimum edge density in CUs used to prun the recursion depth. Applicable only for rskip mode 2. Value is preset dependent. Default: %.f\n", param->edgeVarThreshold*100.0f); H1(" --[no-]tskip-fast Enable fast intra transform skipping. Default %s\n", OPT(param->bEnableTSkipFast)); H1(" --[no-]splitrd-skip Enable skipping split RD analysis when sum of split CU rdCost larger than one split CU rdCost for Intra CU. Default %s\n", OPT(param->bEnableSplitRdSkip)); H1(" --nr-intra <integer> An integer value in range of 0 to 2000, which denotes strength of noise reduction in intra CUs. Default 0\n");
# HG changeset patch # User Srikanth Kurapati # Date 1588752449 -19800 # Wed May 06 13:37:29 2020 +0530 # Node ID df0886d58b867e7bd219ec3f8197bab22417795c # Parent 303ff9e4546d0052e7a4d359323f0aca84eedd68 EQT Updates. 1. Improves documentation in help and x265readthedocs for rskip cli options. 2. Renamed rskip variable in x265_param structure & rectified regression clis. 3. Removed rskip mode 3 which is same as mode 2 with min-cu-size 16. diff -r 303ff9e4546d -r df0886d58b86 doc/reST/cli.rst --- a/doc/reST/cli.rst Wed Apr 15 18:44:54 2020 +0530 +++ b/doc/reST/cli.rst Wed May 06 13:37:29 2020 +0530 @@ -845,31 +845,31 @@ Measure 2Nx2N merge candidates first; if no residual is found, additional modes at that depth are not analysed. Default disabled -.. option:: --rskip <0|1|2|3> - - This option determines early exit from CU depth recursion in modes 1, 2 and 3. When a skip CU is - found, additional heuristics (depending on RD level and rskip mode) are used to decide whether +.. option:: --rskip <0|1|2> + + This option determines early exit from CU depth recursion in modes 1 and 2. When a skip CU is + found, additional heuristics (depending on the RD level and rskip mode) are used to decide whether to terminate recursion. The following table summarizes the behavior. +----------+------------+----------------------------------------------------------------+ | RD Level | Rskip Mode | Skip Recursion Heuristic | +==========+============+================================================================+ - | 0 - 4 | 1 | Neighbour costs. | + | 0 - 4 | 1 | Neighbour costs and CU homogenity. | +----------+------------+----------------------------------------------------------------+ | 5 - 6 | 1 | Comparison with inter2Nx2N. | +----------+------------+----------------------------------------------------------------+ - | 0 - 6 | 2 | CU edge denstiy. | + | 0 - 6 | 2 | CU edge density. | +----------+------------+----------------------------------------------------------------+ - | 0 - 6 | 3 | CU edge denstiy with forceful skip for lower levels of CTU. | - +----------+------------+----------------------------------------------------------------+ - + Provides minimal quality degradation at good performance gains for non-zero modes. :option:`--rskip mode 0` means disabled. Default: 1, disabled when :option:`--tune grain` is used. + This is a integer value representing the edge-density percentage within the CU. Internally normalized to a number between 0.0 to 1.0 in x265. + Recommended low thresholds for slow encodes and high for fast encodes. .. option:: --rskip-edge-threshold <0..100> Denotes the minimum expected edge-density percentage within the CU, below which the recursion is skipped. - Default: 5, requires :option:`--rskip mode 2|3` to be enabled. + Default: 5, requires :option:`--rskip mode 2` to be enabled. .. option:: --splitrd-skip, --no-splitrd-skip diff -r 303ff9e4546d -r df0886d58b86 source/CMakeLists.txt --- a/source/CMakeLists.txt Wed Apr 15 18:44:54 2020 +0530 +++ b/source/CMakeLists.txt Wed May 06 13:37:29 2020 +0530 @@ -29,7 +29,7 @@ option(STATIC_LINK_CRT "Statically link C runtime for release builds" OFF) mark_as_advanced(FPROFILE_USE FPROFILE_GENERATE NATIVE_BUILD) # X265_BUILD must be incremented each time the public API is changed -set(X265_BUILD 191) +set(X265_BUILD 192) configure_file("${PROJECT_SOURCE_DIR}/x265.def.in" "${PROJECT_BINARY_DIR}/x265.def") configure_file("${PROJECT_SOURCE_DIR}/x265_config.h.in" diff -r 303ff9e4546d -r df0886d58b86 source/common/frame.cpp --- a/source/common/frame.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/common/frame.cpp Wed May 06 13:37:29 2020 +0530 @@ -117,7 +117,7 @@ m_thetaPic = X265_MALLOC(pixel, m_stride * (maxHeight + (m_lumaMarginY * 2))); } - if (param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (param->recursionSkipMode == EDGE_BASED_RSKIP) { uint32_t numCuInWidth = (param->sourceWidth + param->maxCUSize - 1) / param->maxCUSize; uint32_t numCuInHeight = (param->sourceHeight + param->maxCUSize - 1) / param->maxCUSize; @@ -283,7 +283,7 @@ X265_FREE(m_thetaPic); } - if (m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (m_param->recursionSkipMode == EDGE_BASED_RSKIP) { X265_FREE_ZERO(m_edgeBitPlane); m_edgeBitPic = NULL; diff -r 303ff9e4546d -r df0886d58b86 source/common/param.cpp --- a/source/common/param.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/common/param.cpp Wed May 06 13:37:29 2020 +0530 @@ -198,7 +198,7 @@ param->bEnableWeightedPred = 1; param->bEnableWeightedBiPred = 0; param->bEnableEarlySkip = 1; - param->enableRecursionSkip = 1; + param->recursionSkipMode = 1; param->edgeVarThreshold = 0.05f; param->bEnableAMP = 0; param->bEnableRectInter = 0; @@ -548,7 +548,7 @@ param->maxNumMergeCand = 5; param->searchMethod = X265_STAR_SEARCH; param->bEnableTransformSkip = 1; - param->enableRecursionSkip = 0; + param->recursionSkipMode = 0; param->maxNumReferences = 5; param->limitReferences = 0; param->lookaheadSlices = 0; // disabled for best quality @@ -600,7 +600,7 @@ param->rc.hevcAq = 0; param->rc.qpStep = 1; param->rc.bEnableGrain = 1; - param->enableRecursionSkip = 0; + param->recursionSkipMode = 0; param->psyRd = 4.0; param->psyRdoq = 10.0; param->bEnableSAO = 0; @@ -704,7 +704,7 @@ OPT("ref") p->maxNumReferences = atoi(value); OPT("fast-intra") p->bEnableFastIntra = atobool(value); OPT("early-skip") p->bEnableEarlySkip = atobool(value); - OPT("rskip") p->enableRecursionSkip = atoi(value); + OPT("rskip") p->recursionSkipMode = atoi(value); OPT("rskip-edge-threshold") p->edgeVarThreshold = atoi(value)/100.0f; OPT("me") p->searchMethod = parseName(value, x265_motion_est_names, bError); OPT("subme") p->subpelRefine = atoi(value); @@ -922,7 +922,7 @@ OPT("max-merge") p->maxNumMergeCand = (uint32_t)atoi(value); OPT("temporal-mvp") p->bEnableTemporalMvp = atobool(value); OPT("early-skip") p->bEnableEarlySkip = atobool(value); - OPT("rskip") p->enableRecursionSkip = atoi(value); + OPT("rskip") p->recursionSkipMode = atoi(value); OPT("rdpenalty") p->rdPenalty = atoi(value); OPT("tskip") p->bEnableTransformSkip = atobool(value); OPT("no-tskip-fast") p->bEnableTSkipFast = atobool(value); @@ -1603,9 +1603,9 @@ "RDOQ Level is out of range"); CHECK(param->dynamicRd < 0 || param->dynamicRd > x265_ADAPT_RD_STRENGTH, "Dynamic RD strength must be between 0 and 4"); - CHECK(param->enableRecursionSkip > 3 || param->enableRecursionSkip < 0, - "Invalid Recursion skip mode. Valid modes 0,1,2,3"); - if (param->enableRecursionSkip >= EDGE_BASED_RSKIP) + CHECK(param->recursionSkipMode > 2 || param->recursionSkipMode < 0, + "Invalid Recursion skip mode. Valid modes 0,1,2"); + if (param->recursionSkipMode == EDGE_BASED_RSKIP) { CHECK(param->edgeVarThreshold < 0.0f || param->edgeVarThreshold > 1.0f, "Minimum edge density percentage for a CU should be an integer between 0 to 100"); @@ -1920,8 +1920,8 @@ TOOLVAL(param->psyRdoq, "psy-rdoq=%.2lf"); TOOLOPT(param->bEnableRdRefine, "rd-refine"); TOOLOPT(param->bEnableEarlySkip, "early-skip"); - TOOLVAL(param->enableRecursionSkip, "rskip mode=%d"); - if (param->enableRecursionSkip >= EDGE_BASED_RSKIP) + TOOLVAL(param->recursionSkipMode, "rskip mode=%d"); + if (param->recursionSkipMode == EDGE_BASED_RSKIP) TOOLVAL(param->edgeVarThreshold, "rskip-edge-threshold=%.2f"); TOOLOPT(param->bEnableSplitRdSkip, "splitrd-skip"); TOOLVAL(param->noiseReductionIntra, "nr-intra=%d"); @@ -2080,8 +2080,8 @@ s += sprintf(s, " rd=%d", p->rdLevel); s += sprintf(s, " selective-sao=%d", p->selectiveSAO); BOOL(p->bEnableEarlySkip, "early-skip"); - BOOL(p->enableRecursionSkip, "rskip"); - if (p->enableRecursionSkip >= EDGE_BASED_RSKIP) + BOOL(p->recursionSkipMode, "rskip"); + if (p->recursionSkipMode == EDGE_BASED_RSKIP) s += sprintf(s, " rskip-edge-threshold=%f", p->edgeVarThreshold); BOOL(p->bEnableFastIntra, "fast-intra"); @@ -2391,7 +2391,7 @@ dst->bSaoNonDeblocked = src->bSaoNonDeblocked; dst->rdLevel = src->rdLevel; dst->bEnableEarlySkip = src->bEnableEarlySkip; - dst->enableRecursionSkip = src->enableRecursionSkip; + dst->recursionSkipMode = src->recursionSkipMode; dst->edgeVarThreshold = src->edgeVarThreshold; dst->bEnableFastIntra = src->bEnableFastIntra; dst->bEnableTSkipFast = src->bEnableTSkipFast; diff -r 303ff9e4546d -r df0886d58b86 source/encoder/analysis.cpp --- a/source/encoder/analysis.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/analysis.cpp Wed May 06 13:37:29 2020 +0530 @@ -1272,7 +1272,7 @@ md.pred[PRED_SKIP].cu.initSubCU(parentCTU, cuGeom, qp); checkMerge2Nx2N_rd0_4(md.pred[PRED_SKIP], md.pred[PRED_MERGE], cuGeom); - skipRecursion = !!m_param->enableRecursionSkip && md.bestMode; + skipRecursion = !!m_param->recursionSkipMode && md.bestMode; if (m_param->rdLevel) skipModes = m_param->bEnableEarlySkip && md.bestMode; } @@ -1296,7 +1296,7 @@ md.pred[PRED_SKIP].cu.initSubCU(parentCTU, cuGeom, qp); checkMerge2Nx2N_rd0_4(md.pred[PRED_SKIP], md.pred[PRED_MERGE], cuGeom); - skipRecursion = !!m_param->enableRecursionSkip && md.bestMode; + skipRecursion = !!m_param->recursionSkipMode && md.bestMode; if (m_param->rdLevel) skipModes = m_param->bEnableEarlySkip && md.bestMode; } @@ -1314,24 +1314,23 @@ skipModes = (m_param->bEnableEarlySkip || m_refineLevel == 2) && md.bestMode && md.bestMode->cu.isSkipped(0); // TODO: sa8d threshold per depth } - if (md.bestMode && m_param->enableRecursionSkip && !bCtuInfoCheck && !(m_param->bAnalysisType == AVC_INFO && m_param->analysisLoadReuseLevel == 7 && (m_modeFlag[0] || m_modeFlag[1]))) + if (md.bestMode && m_param->recursionSkipMode && !bCtuInfoCheck && !(m_param->bAnalysisType == AVC_INFO && m_param->analysisLoadReuseLevel == 7 && (m_modeFlag[0] || m_modeFlag[1]))) { skipRecursion = md.bestMode->cu.isSkipped(0); if (mightSplit && !skipRecursion) { - if (depth >= minDepth && m_param->enableRecursionSkip == RDCOST_BASED_RSKIP) + if (depth >= minDepth && m_param->recursionSkipMode == RDCOST_BASED_RSKIP) { if (depth) skipRecursion = recursionDepthCheck(parentCTU, cuGeom, *md.bestMode); if (m_bHD && !skipRecursion && m_param->rdLevel == 2 && md.fencYuv.m_size != MAX_CU_SIZE) skipRecursion = complexityCheckCU(*md.bestMode); } - else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->recursionSkipMode == EDGE_BASED_RSKIP) { skipRecursion = complexityCheckCU(*md.bestMode); } - else if (m_param->enableRecursionSkip > EDGE_BASED_RSKIP) - skipRecursion = true; + } } if (m_param->bAnalysisType == AVC_INFO && md.bestMode && cuGeom.numPartitions <= 16 && m_param->analysisLoadReuseLevel == 7) @@ -1981,7 +1980,7 @@ checkInter_rd5_6(md.pred[PRED_2Nx2N], cuGeom, SIZE_2Nx2N, refMasks); checkBestMode(md.pred[PRED_2Nx2N], cuGeom.depth); - if (m_param->enableRecursionSkip && depth && m_modeDepth[depth - 1].bestMode) + if (m_param->recursionSkipMode && depth && m_modeDepth[depth - 1].bestMode) skipRecursion = md.bestMode && !md.bestMode->cu.getQtRootCbf(0); } if (m_param->analysisLoadReuseLevel > 4 && m_reusePartSize[cuGeom.absPartIdx] == SIZE_2Nx2N) @@ -2005,7 +2004,7 @@ checkInter_rd5_6(md.pred[PRED_2Nx2N], cuGeom, SIZE_2Nx2N, refMasks); checkBestMode(md.pred[PRED_2Nx2N], cuGeom.depth); - if (m_param->enableRecursionSkip && depth && m_modeDepth[depth - 1].bestMode) + if (m_param->recursionSkipMode && depth && m_modeDepth[depth - 1].bestMode) skipRecursion = md.bestMode && !md.bestMode->cu.getQtRootCbf(0); } } @@ -2024,12 +2023,10 @@ checkInter_rd5_6(md.pred[PRED_2Nx2N], cuGeom, SIZE_2Nx2N, refMasks); checkBestMode(md.pred[PRED_2Nx2N], cuGeom.depth); - if (m_param->enableRecursionSkip == RDCOST_BASED_RSKIP && depth && m_modeDepth[depth - 1].bestMode) + if (m_param->recursionSkipMode == RDCOST_BASED_RSKIP && depth && m_modeDepth[depth - 1].bestMode) skipRecursion = md.bestMode && !md.bestMode->cu.getQtRootCbf(0); - else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + else if (cuGeom.log2CUSize >= MAX_LOG2_CU_SIZE - 1 && m_param->recursionSkipMode == EDGE_BASED_RSKIP) skipRecursion = md.bestMode && complexityCheckCU(*md.bestMode); - else if (m_param->enableRecursionSkip > EDGE_BASED_RSKIP) - skipRecursion = true; } if (m_param->bAnalysisType == AVC_INFO && md.bestMode && cuGeom.numPartitions <= 16 && m_param->analysisLoadReuseLevel == 7) skipRecursion = true; @@ -3538,7 +3535,7 @@ bool Analysis::complexityCheckCU(const Mode& bestMode) { - if (m_param->enableRecursionSkip == RDCOST_BASED_RSKIP) + if (m_param->recursionSkipMode == RDCOST_BASED_RSKIP) { uint32_t mean = 0; uint32_t homo = 0; @@ -3563,8 +3560,8 @@ } else { - int blockType = bestMode.cu.m_log2CUSize[0] - 2; - int shift = bestMode.cu.m_log2CUSize[0] * 2; + int blockType = bestMode.cu.m_log2CUSize[0] - LOG2_UNIT_SIZE; + int shift = bestMode.cu.m_log2CUSize[0] * LOG2_UNIT_SIZE; intptr_t stride = m_frame->m_fencPic->m_stride; intptr_t blockOffsetLuma = bestMode.cu.m_cuPelX + bestMode.cu.m_cuPelY * stride; uint64_t sum_ss = primitives.cu[blockType].var(m_frame->m_edgeBitPic + blockOffsetLuma, stride); diff -r 303ff9e4546d -r df0886d58b86 source/encoder/encoder.cpp --- a/source/encoder/encoder.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/encoder.cpp Wed May 06 13:37:29 2020 +0530 @@ -1757,7 +1757,7 @@ } } } - if (m_param->enableRecursionSkip >= EDGE_BASED_RSKIP && m_param->bHistBasedSceneCut) + if (m_param->recursionSkipMode == EDGE_BASED_RSKIP && m_param->bHistBasedSceneCut) { pixel* src = m_edgePic; primitives.planecopy_pp_shr(src, inFrame->m_fencPic->m_picWidth, inFrame->m_edgeBitPic, inFrame->m_fencPic->m_stride, @@ -2425,7 +2425,7 @@ encParam->maxNumReferences = param->maxNumReferences; // never uses more refs than specified in stream headers encParam->bEnableFastIntra = param->bEnableFastIntra; encParam->bEnableEarlySkip = param->bEnableEarlySkip; - encParam->enableRecursionSkip = param->enableRecursionSkip; + encParam->recursionSkipMode = param->recursionSkipMode; encParam->searchMethod = param->searchMethod; /* Scratch buffer prevents me_range from being increased for esa/tesa */ if (param->searchRange < encParam->searchRange) @@ -3413,7 +3413,7 @@ p->maxNumReferences = zone->maxNumReferences; p->bEnableFastIntra = zone->bEnableFastIntra; p->bEnableEarlySkip = zone->bEnableEarlySkip; - p->enableRecursionSkip = zone->enableRecursionSkip; + p->recursionSkipMode = zone->recursionSkipMode; p->searchMethod = zone->searchMethod; p->searchRange = zone->searchRange; p->subpelRefine = zone->subpelRefine; @@ -5715,7 +5715,7 @@ TOOLCMP(oldParam->maxNumReferences, newParam->maxNumReferences, "ref=%d to %d\n"); TOOLCMP(oldParam->bEnableFastIntra, newParam->bEnableFastIntra, "fast-intra=%d to %d\n"); TOOLCMP(oldParam->bEnableEarlySkip, newParam->bEnableEarlySkip, "early-skip=%d to %d\n"); - TOOLCMP(oldParam->enableRecursionSkip, newParam->enableRecursionSkip, "rskip=%d to %d\n"); + TOOLCMP(oldParam->recursionSkipMode, newParam->recursionSkipMode, "rskip=%d to %d\n"); TOOLCMP(oldParam->searchMethod, newParam->searchMethod, "me=%d to %d\n"); TOOLCMP(oldParam->searchRange, newParam->searchRange, "merange=%d to %d\n"); TOOLCMP(oldParam->subpelRefine, newParam->subpelRefine, "subme= %d to %d\n"); diff -r 303ff9e4546d -r df0886d58b86 source/encoder/frameencoder.cpp --- a/source/encoder/frameencoder.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/frameencoder.cpp Wed May 06 13:37:29 2020 +0530 @@ -448,7 +448,7 @@ m_ssimCnt = 0; memset(&(m_frame->m_encData->m_frameStats), 0, sizeof(m_frame->m_encData->m_frameStats)); - if (!m_param->bHistBasedSceneCut && m_param->rc.aqMode != X265_AQ_EDGE && m_param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (!m_param->bHistBasedSceneCut && m_param->rc.aqMode != X265_AQ_EDGE && m_param->recursionSkipMode == EDGE_BASED_RSKIP) { int height = m_frame->m_fencPic->m_picHeight; int width = m_frame->m_fencPic->m_picWidth; diff -r 303ff9e4546d -r df0886d58b86 source/encoder/slicetype.cpp --- a/source/encoder/slicetype.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/encoder/slicetype.cpp Wed May 06 13:37:29 2020 +0530 @@ -519,7 +519,7 @@ if (param->rc.aqMode == X265_AQ_EDGE) edgeFilter(curFrame, param); - if (param->rc.aqMode == X265_AQ_EDGE && !param->bHistBasedSceneCut && param->enableRecursionSkip >= EDGE_BASED_RSKIP) + if (param->rc.aqMode == X265_AQ_EDGE && !param->bHistBasedSceneCut && param->recursionSkipMode == EDGE_BASED_RSKIP) { pixel* src = curFrame->m_edgePic + curFrame->m_fencPic->m_lumaMarginY * curFrame->m_fencPic->m_stride + curFrame->m_fencPic->m_lumaMarginX; primitives.planecopy_pp_shr(src, curFrame->m_fencPic->m_stride, curFrame->m_edgeBitPic, diff -r 303ff9e4546d -r df0886d58b86 source/test/regression-tests.txt --- a/source/test/regression-tests.txt Wed Apr 15 18:44:54 2020 +0530 +++ b/source/test/regression-tests.txt Wed May 06 13:37:29 2020 +0530 @@ -166,10 +166,6 @@ crowd_run_1920x1080_50.yuv, --preset fast --ctu 64 --rskip 2 --rskip-edge-threshold 5 --aq-mode 4 crowd_run_1920x1080_50.yuv, --preset slow --ctu 32 --rskip 2 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 crowd_run_1920x1080_50.yuv, --preset slower --ctu 16 --rskip 2 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 --aq-mode 4 -crowd_run_1920x1080_50.yuv, --preset faster --ctu 32 --rskip 3 --rskip-edge-threshold 5 -crowd_run_1920x1080_50.yuv, --preset fast --ctu 64 --rskip 3 --rskip-edge-threshold 5 --aq-mode 4 -crowd_run_1920x1080_50.yuv, --preset slow --ctu 32 --rskip 3 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 -crowd_run_1920x1080_50.yuv, --preset slower --ctu 16 --rskip 3 --rskip-edge-threshold 5 --hist-scenecut --hist-threshold 0.1 --aq-mode 4 # Main12 intraCost overflow bug test 720p50_parkrun_ter.y4m,--preset medium diff -r 303ff9e4546d -r df0886d58b86 source/x265.h --- a/source/x265.h Wed Apr 15 18:44:54 2020 +0530 +++ b/source/x265.h Wed May 06 13:37:29 2020 +0530 @@ -1259,7 +1259,7 @@ /* Enable early CU size decisions to avoid recursing to higher depths. * Default is enabled */ - int enableRecursionSkip; + int recursionSkipMode; /* Use a faster search method to find the best intra mode. Default is 0 */ int bEnableFastIntra; diff -r 303ff9e4546d -r df0886d58b86 source/x265cli.cpp --- a/source/x265cli.cpp Wed Apr 15 18:44:54 2020 +0530 +++ b/source/x265cli.cpp Wed May 06 13:37:29 2020 +0530 @@ -126,9 +126,9 @@ H0(" --[no-]ssim-rd Enable ssim rate distortion optimization, 0 to disable. Default %s\n", OPT(param->bSsimRd)); H0(" --[no-]rd-refine Enable QP based RD refinement for rd levels 5 and 6. Default %s\n", OPT(param->bEnableRdRefine)); H0(" --[no-]early-skip Enable early SKIP detection. Default %s\n", OPT(param->bEnableEarlySkip)); - H0(" --rskip <mode> Set mode for early exit from recursion. Mode 1: exit using rdcost. Mode 2: exit using edge density. Mode 3: exit using edge density with forceful skip for small sized CU's." - " Mode 0: disabled. Default %s\n", OPT(param->enableRecursionSkip)); - H1(" --rskip-edge-threshold Threshold in terms of percentage (integer of range [0,100]) for minimum edge density in CUs to prun the recursion depth. Applicable only for rskip modes 2 and 3. Default: %.f\n", param->edgeVarThreshold*100.0f); + H0(" --rskip <mode> Set mode for early exit from recursion. Mode 1: exit using rdcost & CU homogenity. Mode 2: exit using CU edge density.\n" + " Mode 0: disabled. Default %d\n", param->recursionSkipMode); + H1(" --rskip-edge-threshold Threshold in terms of percentage (integer of range [0,100]) for minimum edge density in CUs used to prun the recursion depth. Applicable only for rskip mode 2. Value is preset dependent. Default: %.f\n", param->edgeVarThreshold*100.0f); H1(" --[no-]tskip-fast Enable fast intra transform skipping. Default %s\n", OPT(param->bEnableTSkipFast)); H1(" --[no-]splitrd-skip Enable skipping split RD analysis when sum of split CU rdCost larger than one split CU rdCost for Intra CU. Default %s\n", OPT(param->bEnableSplitRdSkip)); H1(" --nr-intra <integer> An integer value in range of 0 to 2000, which denotes strength of noise reduction in intra CUs. Default 0\n");
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