encoder_tonemapping.cfg

H.264编码实现

##########################################################################################
# Interlace Handling
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PicInterlace             =  0     # Picture AFF    (0: frame coding, 1: field coding, 2:adaptive frame/field coding)
MbInterlace              =  0     # Macroblock AFF (0: frame coding, 1: field coding, 2:adaptive frame/field coding, 3: frame MB-only AFF)
IntraBottom              =  0     # Force Intra Bottom at GOP Period

##########################################################################################
# Weighted Prediction
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WeightedPrediction       =  0     # P picture Weighted Prediction (0=off, 1=explicit mode)
WeightedBiprediction     =  0     # B picture Weighted Prediciton (0=off, 1=explicit mode,  2=implicit mode)
ChromaWeightSupport      =  1     # Enable consideration of weights for Chroma components
UseWeightedReferenceME   =  1     # Use weighted reference for ME (0=off, 1=on)
WPMethod                 =  1     # WP method (0: DC based, 1: LMS based)
EnhancedBWeightSupport   =  0     # Enhanced B Weight support (needs revisit if we wish to merge with WPMethod)
WPMCPrecision            =  0     # Improved Motion Compensation Precision using WP based methods.
                                  # Clones WP references with slightly modified rounding offsets (Requires RDPictureDecision and GenerateMultiplePPS) :
                                  # 0: disabled (default) 
                                  # 1: Up to one additional coding pass. Ref0 is 0, ref1 is 0 with a -1 offset
                                  # 2: Up to two additional coding passes. (1) Ref0 is 0, ref1 is 0 with a -1 offset, (1) Ref0 is 0 with a -1 offset, ref1 is 0
WPMCPrecFullRef          =  0     # Increases the number of references in the reference picture lists to account
                                  # for the lost reference slot when reordering is used during a coding pass in WPMCPrecision for reference replication.
                                  # The number of references in non-reordered passes stays unchanged
WPMCPrecBSlice           =  1     # 2: Apply rounding on every B slice. This efectively disables the evaluation of alternative QPs during RDPictureDecision.
                                  # 1: Disable rounding for non-reference B slices. Non-reference B slices are evaluated for alternative QPs during RDPictureDecision.
                                  # 0: Disable rounding for B slices.

##########################################################################################
# Picture based Multi-pass encoding
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RDPictureDecision        =  0     # Perform RD optimal decision between different coded picture versions.
                                  # If GenerateMultiplePPS is enabled then this will test different WP methods.
                                  # Otherwise it will test QP +-1 (0: disabled, 1: enabled)
RDPictureIntra           =  0     # Perform RD optimal decision also for intra coded pictures (0: disabled (default), 1: enabled).
RDPSliceWeightOnly       =  1     # Only consider Weighted Prediction for P slices in Picture RD decision. (0: disabled, 1: enabled (default))
RDBSliceWeightOnly       =  0     # Only consider Weighted Prediction for B slices in Picture RD decision. (0: disabled (default), 1: enabled )
RDPSliceBTest            =  1     # Perform Slice level RD decision between P and B slices. 
                                  # Requires GenerateMultiplePPS = 1 and RDPSliceWeightOnly = 0. (0: disabled (default), 1: enabled )

##########################################################################################
# Deblocking filter parameters
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DFParametersFlag         = 0      # Configure deblocking filter (0=parameters below ignored, 1=parameters sent)
					    										# Note that for pictures with multiple slice types, 
                                  # only the type of the first slice will be considered.
DFDisableRefISlice       = 0      # Disable deblocking filter in reference I coded pictures (0=Filter, 1=No Filter). 
DFAlphaRefISlice         = 0      # Reference I coded pictures Alpha offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFBetaRefISlice          = 0      # Reference I coded pictures Beta offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFDisableNRefISlice      = 0      # Disable deblocking filter in non reference I coded pictures (0=Filter, 1=No Filter). 
DFAlphaNRefISlice        = 0      # Non Reference I coded pictures Alpha offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFBetaNRefISlice         = 0      # Non Reference I coded pictures Beta offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFDisableRefPSlice       = 0      # Disable deblocking filter in reference P coded pictures (0=Filter, 1=No Filter). 
DFAlphaRefPSlice         = 0      # Reference P coded pictures Alpha offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFBetaRefPSlice          = 0      # Reference P coded pictures Beta offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFDisableNRefPSlice      = 0      # Disable deblocking filter in non reference P coded pictures (0=Filter, 1=No Filter). 
DFAlphaNRefPSlice        = 0      # Non Reference P coded pictures Alpha offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFBetaNRefPSlice         = 0      # Non Reference P coded pictures Beta offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFDisableRefBSlice       = 0      # Disable deblocking filter in reference B coded pictures (0=Filter, 1=No Filter). 
DFAlphaRefBSlice         = 0      # Reference B coded pictures Alpha offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFBetaRefBSlice          = 0      # Reference B coded pictures Beta offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFDisableNRefBSlice      = 0      # Disable deblocking filter in non reference B coded pictures (0=Filter, 1=No Filter). 
DFAlphaNRefBSlice        = 0      # Non Reference B coded pictures Alpha offset div. 2, {-6, -5, ... 0, +1, .. +6}
DFBetaNRefBSlice         = 0      # Non Reference B coded pictures Beta offset div. 2, {-6, -5, ... 0, +1, .. +6}

##########################################################################################
# Error Resilience / Slices
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SliceMode             =  0   # Slice mode (0=off 1=fixed #mb in slice 2=fixed #bytes in slice 3=use callback)
SliceArgument         = 50   # Slice argument (Arguments to modes 1 and 2 above)

num_slice_groups_minus1 = 0  # Number of Slice Groups Minus 1, 0 == no FMO, 1 == two slice groups, etc.
slice_group_map_type    = 0  # 0:  Interleave, 1: Dispersed,    2: Foreground with left-over,
                             # 3:  Box-out,    4: Raster Scan   5: Wipe
                             # 6:  Explicit, slice_group_id read from SliceGroupConfigFileName
slice_group_change_direction_flag = 0    # 0: box-out clockwise, raster scan or wipe right,
                                         # 1: box-out counter clockwise, reverse raster scan or wipe left
slice_group_change_rate_minus1    = 85   #
SliceGroupConfigFileName          = "sg0conf.cfg"   # Used for slice_group_map_type 0, 2, 6

UseRedundantPicture   = 0    # 0: not used, 1: enabled
NumRedundantHierarchy = 1    # 0-4
PrimaryGOPLength      = 10   # GOP length for redundant allocation (1-16)
                             # NumberReferenceFrames must be no less than PrimaryGOPLength when redundant slice enabled
NumRefPrimary         = 1    # Actually used number of references for primary slices (1-16)

##########################################################################################
# Search Range Restriction / RD Optimization
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RestrictSearchRange    =  2  # restriction for (0: blocks and ref, 1: ref, 2: no restrictions)
RDOptimization         =  1  # rd-optimized mode decision
                             # 0: RD-off (Low complexity mode)
                             # 1: RD-on (High complexity mode)
                             # 2: RD-on (Fast high complexity mode - not work in FREX Profiles)
                             # 3: with losses
DistortionSSIM         =  0  # Compute SSIM distortion. (0: disabled/default, 1: enabled)
SSIMOverlapSize        =  8  # Overlap size to calculate SSIM distortion (1: pixel by pixel, 8: no overlap)
DistortionYUVtoRGB     =  0  # Calculate distortion in RGB domain after conversion from YCbCr (0:off, 1:on)
CtxAdptLagrangeMult    =  0  # Context Adaptive Lagrange Multiplier
                             # 0: disabled (default)
                             # 1: enabled (works best when RDOptimization=0)
FastCrIntraDecision    =  1  # Fast Chroma intra mode decision (0:off, 1:on)
DisableThresholding    =  0  # Disable Thresholding of Transform Coefficients (0:off, 1:on)
DisableBSkipRDO        =  0  # Disable B Skip Mode consideration from RDO Mode decision (0:off, 1:on)
SkipIntraInInterSlices =  0  # Skips Intra mode checking in inter slices if certain mode decisions are satisfied (0: off, 1: on)
WeightY                =  1  # Luma weight for RDO
WeightCb               =  1  # Cb weight for RDO
WeightCr               =  1  # Cr weight for RDO

##########################################################################################
# Explicit Lambda Usage
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UseExplicitLambdaParams  =  0    # Use explicit lambda scaling parameters (0:disabled, 1:enable lambda weight, 2: use explicit lambda value)
UpdateLambdaChromaME     =  0    # Update lambda given Chroma ME consideration
FixedLambdaIslice        =  0.1  # Fixed Lambda value for I slices
FixedLambdaPslice        =  0.1  # Fixed Lambda value for P slices
FixedLambdaBslice        =  0.1  # Fixed Lambda value for B slices
FixedLambdaRefBslice     =  0.1  # Fixed Lambda value for Referenced B slices
FixedLambdaSPslice       =  0.1  # Fixed Lambda value for SP slices
FixedLambdaSIslice       =  0.1  # Fixed Lambda value for SI slices

LambdaWeightIslice       =  0.65 # scaling param for I slices. This will be used as a multiplier i.e. lambda=LambdaWeightISlice * 2^((QP-12)/3)
LambdaWeightPslice       =  0.68 # scaling param for P slices. This will be used as a multiplier i.e. lambda=LambdaWeightPSlice * 2^((QP-12)/3)
LambdaWeightBslice       =  0.68 # scaling param for B slices. This will be used as a multiplier i.e. lambda=LambdaWeightBSlice * 2^((QP-12)/3)
LambdaWeightRefBslice    =  0.68 # scaling param for Referenced B slices. This will be used as a multiplier i.e. lambda=LambdaWeightRefBSlice * 2^((QP-12)/3)
LambdaWeightSPslice      =  0.68 # scaling param for SP slices. This will be used as a multiplier i.e. lambda=LambdaWeightSPSlice * 2^((QP-12)/3)
LambdaWeightSIslice      =  0.65 # scaling param for SI slices. This will be used as a multiplier i.e. lambda=LambdaWeightSISlice * 2^((QP-12)/3)


LossRateA                =  5  # expected packet loss rate of the channel for the first partition, only valid if RDOptimization = 3
LossRateB                =  0  # expected packet loss rate of the channel for the second partition, only valid if RDOptimization = 3
LossRateC                =  0  # expected packet loss rate of the channel for the third partition, only valid if RDOptimization = 3
NumberOfDecoders         = 30  # Numbers of decoders used to simulate the channel, only valid if RDOptimization = 3
RestrictRefFrames        =  0  # Doesnt allow reference to areas that have been intra updated in a later frame.

##########################################################################################
# Additional Stuff
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UseConstrainedIntraPred  =  0  # If 1, Inter pixels are not used for Intra macroblock prediction.
LastFrameNumber          =  0  # Last frame number that have to be coded (0: no effect)
ChangeQPI                = 16  # QP (I-slices)  for second part of sequence (0-51)
ChangeQPP                = 16  # QP (P-slices)  for second part of sequence (0-51)
ChangeQPB                = 18  # QP (B-slices)  for second part of sequence (0-51)
ChangeQPBSRefOffset      =  2  # QP offset (stored B-slices)  for second part of sequence (-51..51)
ChangeQPStart            =  0  # Frame no. for second part of sequence (0: no second part)

NumberofLeakyBuckets     =  8                      # Number of Leaky Bucket values
LeakyBucketRateFile      =  "leakybucketrate.cfg"  # File from which encoder derives rate values
LeakyBucketParamFile     =  "leakybucketparam.cfg" # File where encoder stores leakybucketparams

NumFramesInELayerSubSeq  = 0  # number of frames in the Enhanced Scalability Layer(0: no Enhanced Layer)

SparePictureOption        =  0   # (0: no spare picture info, 1: spare picture available)
SparePictureDetectionThr  =  6   # Threshold for spare reference pictures detection
SparePicturePercentageThr = 92   # Threshold for the spare macroblock percentage

PicOrderCntType           = 0    # (0: POC mode 0, 1: POC mode 1, 2: POC mode 2)

########################################################################################
#Rate control
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RateControlEnable       = 0     # 0 Disable, 1 Enable
Bitrate                 = 45020 # Bitrate(bps)
InitialQP               = 0     # Initial Quantization Parameter for the first I frame