encoder_lowdelay_vtm.cfg 8.43 KB
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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
# obsoleted by TULog2MaxSize
#QuadtreeTULog2MinSize         : 2           # Log2 of minimum transform size for
#                                            # quadtree-based TU coding (2...6)
QuadtreeTUMaxDepthInter       : 3
QuadtreeTUMaxDepthIntra       : 3

#======== 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
#        Type POC QPoffset QPOffsetModelOff QPOffsetModelScale CbQPoffset CrQPoffset QPfactor tcOffsetDiv2 betaOffsetDiv2 temporal_id #ref_pics_active #ref_pics reference pictures     predict deltaRPS #ref_idcs reference idcs
Frame1:  B    1   5       -6.5                      0.2590         0          0          1.0      0            0               0           4                4         -1 -5 -9 -13       0
Frame2:  B    2   4       -6.5                      0.2590         0          0          1.0      0            0               0           4                4         -1 -2 -6 -10       1      -1       5         1 1 1 0 1
Frame3:  B    3   5       -6.5                      0.2590         0          0          1.0      0            0               0           4                4         -1 -3 -7 -11       1      -1       5         0 1 1 1 1
Frame4:  B    4   1        0.0                      0.0            0          0          1.0      0            0               0           4                4         -1 -4 -8 -12       1      -1       5         0 1 1 1 1

#=========== 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
MaxCuDQPDepth                 : 0           # Max depth of a minimum CuDQP for sub-LCU-level delta QP
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)
AMP                           : 1           # Asymmetric motion partitions (0: OFF, 1: ON)
TransformSkip                 : 1           # Transform skipping (0: OFF, 1: ON)
TransformSkipFast             : 1           # Fast Transform skipping (0: OFF, 1: ON)
SAOLcuBoundary                : 0           # SAOLcuBoundary using non-deblocked pixels (0: OFF, 1: ON)

#============ 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

#============ PCM ================
PCMEnabledFlag                      : 0                # 0: No PCM mode
PCMLog2MaxSize                      : 5                # Log2 of maximum PCM block size.
PCMLog2MinSize                      : 3                # Log2 of minimum PCM block size.
PCMInputBitDepthFlag                : 1                # 0: PCM bit-depth is internal bit-depth. 1: PCM bit-depth is input bit-depth.
PCMFilterDisableFlag                : 0                # 0: Enable loop filtering on I_PCM samples. 1: Disable loop filtering on I_PCM samples.

#============ 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

#============ JEM settings ======================
LoopFilterTcOffset_div2             : 0
SEIDecodedPictureHash               : 0
CbQpOffset                          : 0
CrQpOffset                          : 0

#============ NEXT ====================

# General
LargeCTU                     : 1      # Large CTU
CTUSize                      : 128
LCTUFast                     : 1
QuadtreeTULog2MaxSize        : 6

QTBT                         : 1      # QTBT
DualITree                    : 1      # separate partitioning of luma and chroma channels for I-slices
MinQTLumaISlice              : 8
MinQTChromaISlice            : 4
MinQTNonISlice               : 8
MaxBTDepth                   : 3
MaxBTDepthISliceL            : 3
MaxBTDepthISliceC            : 3
MTT                          : 1

EMT                          : 1
EMTFast                      : 1
Affine                       : 1
SubPuMvp                     : 1
MaxNumMergeCand              : 6
LMChroma                     : 1      # use CCLM only
DepQuant                     : 1
IMV                          : 2
ALF                          : 1
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GBi                          : 1 
GBiFast                      : 1 
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MHIntra                      : 1
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# Fast tools
PBIntraFast                  : 1
FastMrg                      : 1
AMaxBT                       : 1

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