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encoder_lowdelay_vtm.cfg 8.92 KiB
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  • #======== File I/O =====================
    BitstreamFile                 : str.bin
    ReconFile                     : rec.yuv
    
    #======== Profile ================
    Profile                       : next
    
    #======== Unit definition ================
    MaxCUWidth                    : 64          # Maximum coding unit width in pixel
    MaxCUHeight                   : 64          # Maximum coding unit height in pixel
    MaxPartitionDepth             : 4           # Maximum coding unit depth
    
    #======== Coding Structure =============
    IntraPeriod                   : -1          # Period of I-Frame ( -1 = only first)
    DecodingRefreshType           : 0           # Random Accesss 0:none, 1:CRA, 2:IDR, 3:Recovery Point SEI
    GOPSize                       : 4           # GOP Size (number of B slice = GOPSize-1)
    
    IntraQPOffset                 : -1
    LambdaFromQpEnable            : 1           # see JCTVC-X0038 for suitable parameters for IntraQPOffset, QPoffset, QPOffsetModelOff, QPOffsetModelScale when enabled
    
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    #        Type POC QPoffset QPOffsetModelOff QPOffsetModelScale CbQPoffset CrQPoffset QPfactor tcOffsetDiv2 betaOffsetDiv2 temporal_id #ref_pics_active_L0 #ref_pics_L0   reference_pictures_L0 #ref_pics_active_L1 #ref_pics_L1   reference_pictures_L1
    Frame1:    B   1   5       -6.5                      0.2590         0          0          1.0      0            0               0             4                4         1 5 9 13                      4                   4      1 5 9 13
    Frame2:    B   2   4       -6.5                      0.2590         0          0          1.0      0            0               0             4                4         1 2 6 10                      4                   4      1 2 6 10
    Frame3:    B   3   5       -6.5                      0.2590         0          0          1.0      0            0               0             4                4         1 3 7 11                      4                   4      1 3 7 11
    Frame4:    B   4   1        0.0                      0.0            0          0          1.0      0            0               0             4                4         1 4 8 12                      4                   4      1 4 8 12
    
    
    #=========== Motion Search =============
    FastSearch                    : 1           # 0:Full search  1:TZ search
    SearchRange                   : 64          # (0: Search range is a Full frame)
    BipredSearchRange             : 4           # Search range for bi-prediction refinement
    HadamardME                    : 1           # Use of hadamard measure for fractional ME
    FEN                           : 1           # Fast encoder decision
    FDM                           : 1           # Fast Decision for Merge RD cost
    
    #======== Quantization =============
    QP                            : 32          # Quantization parameter(0-51)
    MaxDeltaQP                    : 0           # CU-based multi-QP optimization
    
    MaxCuDQPSubdiv                : 0           # Maximum subdiv for CU luma Qp adjustment
    
    DeltaQpRD                     : 0           # Slice-based multi-QP optimization
    RDOQ                          : 1           # RDOQ
    RDOQTS                        : 1           # RDOQ for transform skip
    
    #=========== Deblock Filter ============
    LoopFilterOffsetInPPS         : 1           # Dbl params: 0=varying params in SliceHeader, param = base_param + GOP_offset_param; 1 (default) =constant params in PPS, param = base_param)
    LoopFilterDisable             : 0           # Disable deblocking filter (0=Filter, 1=No Filter)
    LoopFilterBetaOffset_div2     : 0           # base_param: -6 ~ 6
    LoopFilterTcOffset_div2       : 0           # base_param: -6 ~ 6
    DeblockingFilterMetric        : 0           # blockiness metric (automatically configures deblocking parameters in bitstream). Applies slice-level loop filter offsets (LoopFilterOffsetInPPS and LoopFilterDisable must be 0)
    
    #=========== Misc. ============
    InternalBitDepth              : 10          # codec operating bit-depth
    
    #=========== Coding Tools =================
    SAO                           : 1           # Sample adaptive offset  (0: OFF, 1: ON)
    TransformSkip                 : 1           # Transform skipping (0: OFF, 1: ON)
    TransformSkipFast             : 1           # Fast Transform skipping (0: OFF, 1: ON)
    
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    TransformSkipLog2MaxSize      : 5
    
    SAOLcuBoundary                : 0           # SAOLcuBoundary using non-deblocked pixels (0: OFF, 1: ON)
    
    
    #=========== TemporalFilter =================
    TemporalFilter                : 0           # Enable/disable GOP Based Temporal Filter
    TemporalFilterFutureReference : 0           # Enable/disable reading future frames
    TemporalFilterStrengthFrame4  : 0.4         # Enable filter at every 4th frame with strength
    
    
    #============ Slices ================
    SliceMode                : 0                # 0: Disable all slice options.
                                                # 1: Enforce maximum number of LCU in an slice,
                                                # 2: Enforce maximum number of bytes in an 'slice'
                                                # 3: Enforce maximum number of tiles in a slice
    SliceArgument            : 1500             # Argument for 'SliceMode'.
                                                # If SliceMode==1 it represents max. SliceGranularity-sized blocks per slice.
                                                # If SliceMode==2 it represents max. bytes per slice.
                                                # If SliceMode==3 it represents max. tiles per slice.
    
    LFCrossSliceBoundaryFlag : 1                # In-loop filtering, including ALF and DB, is across or not across slice boundary.
                                                # 0:not across, 1: across
    
    #============ Lossless ================
    TransquantBypassEnable     : 0                         # Value of PPS flag.
    CUTransquantBypassFlagForce: 0                         # Force transquant bypass mode, when transquant_bypass_enable_flag is enabled
    
    #============ Rate Control ======================
    RateControl                         : 0                # Rate control: enable rate control
    TargetBitrate                       : 1000000          # Rate control: target bitrate, in bps
    KeepHierarchicalBit                 : 2                # Rate control: 0: equal bit allocation; 1: fixed ratio bit allocation; 2: adaptive ratio bit allocation
    LCULevelRateControl                 : 1                # Rate control: 1: LCU level RC; 0: picture level RC
    RCLCUSeparateModel                  : 1                # Rate control: use LCU level separate R-lambda model
    InitialQP                           : 0                # Rate control: initial QP
    RCForceIntraQP                      : 0                # Rate control: force intra QP to be equal to initial QP
    
    
    #============ VTM settings ======================
    
    LoopFilterTcOffset_div2             : 0
    SEIDecodedPictureHash               : 0
    
    CbQpOffset                          : 0
    CrQpOffset                          : 0
    SameCQPTablesForAllChroma           : 1
    QpInValCb                           : 32 44
    QpOutValCb                          : 32 41
    
    #============ NEXT ====================
    
    # General
    CTUSize                      : 128
    LCTUFast                     : 1
    
    DualITree                    : 1      # separate partitioning of luma and chroma channels for I-slices
    MinQTLumaISlice              : 8
    MinQTChromaISlice            : 4
    MinQTNonISlice               : 8
    
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    MaxMTTHierarchyDepth         : 3
    MaxMTTHierarchyDepthISliceL  : 3
    MaxMTTHierarchyDepthISliceC  : 3
    
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    MTS                          : 1
    MTSIntraMaxCand              : 3
    MTSInterMaxCand              : 4
    
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    MMVD                         : 1
    
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    IBC                          : 0      # turned off in CTC
    
    LMCSEnable                   : 1      # LMCS: 0: disable, 1:enable
    LMCSSignalType               : 0      # Input signal type: 0:SDR, 1:HDR-PQ, 2:HDR-HLG
    LMCSUpdateCtrl               : 2      # LMCS model update control: 0:RA, 1:AI, 2:LDB/LDP
    
    JointCbCr                    : 1      # joint coding of chroma residuals (if available): 0: disable, 1: enable
    
    # Encoder optimization tools
    AffineAmvrEncOpt             : 0
    
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