encoder_baseline.cfg

压缩JM12.3d的完整的全部C语言的代码文档,用于嵌入式系统的压缩编解码

FixedLambdaPslice        =  0.1  # Fixed Lambda value for P 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)

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
#########################################################################################

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)
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

NumberFramesInEnhancementLayerSubSequence  = 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
########################################################################################

RateControlEnable       = 0     # 0 Disable, 1 Enable
Bitrate                 = 45020 # Bitrate(bps)
InitialQP               = 0     # Initial Quantization Parameter for the first I frame
                                # InitialQp depends on two values: Bits Per Picture,
                                # and the GOP length
BasicUnit               = 11    # Number of MBs in the basic unit
                                # should be a fractor of the total number 
                                # of MBs in a frame
ChannelType             = 0     # type of channel( 1=time varying channel; 0=Constant channel)
RCUpdateMode            = 0     # Rate Control type. Modes supported : 
                                # 0 = original JM rate control, 
                                # 1 = rate control that is applied to all frames regardless of the slice type, 
                                # 2 = original plus intelligent QP selection for I and B slices (including Hierarchical), 
                                # 3 = original + hybrid quadratic rate control for I and B slice using bit rate statistics
                                #
RCISliceBitRatio        = 1.0   # target ratio of bits for I-coded pictures compared to P-coded Pictures (for RCUpdateMode=3)
RCBSliceBitRatio0       = 0.5   # target ratio of bits for B-coded pictures compared to P-coded Pictures - temporal level 0 (for RCUpdateMode=3)
RCBSliceBitRatio1       = 0.25  # target ratio of bits for B-coded pictures compared to P-coded Pictures - temporal level 1 (for RCUpdateMode=3)
RCBSliceBitRatio2       = 0.25  # target ratio of bits for B-coded pictures compared to P-coded Pictures - temporal level 2 (for RCUpdateMode=3)
RCBSliceBitRatio3       = 0.25  # target ratio of bits for B-coded pictures compared to P-coded Pictures - temporal level 3 (for RCUpdateMode=3)
RCBSliceBitRatio4       = 0.25  # target ratio of bits for B-coded pictures compared to P-coded Pictures - temporal level 4 (for RCUpdateMode=3)
RCBoverPRatio           = 0.45  # ratio of bit rate usage of a B-coded picture over a P-coded picture for the SAME QP (for RCUpdateMode=3)
RCIoverPRatio           = 3.80  # ratio of bit rate usage of an I-coded picture over a P-coded picture for the SAME QP (for RCUpdateMode=3)
RCMinQP                 = 12    # minimum QP value for rate control
RCMaxQP                 = 36    # maximum QP value for rate control

########################################################################################
#Fast Mode Decision
########################################################################################
EarlySkipEnable         = 0     # Early skip detection (0: Disable 1: Enable)
SelectiveIntraEnable    = 0     # Selective Intra mode decision (0: Disable 1: Enable)

ReportFrameStats        = 0     # (0:Disable Frame Statistics 1: Enable)
DisplayEncParams        = 0     # (0:Disable Display of Encoder Params 1: Enable)
Verbose                 = 1     # level of display verboseness (0:short, 1:normal, 2:detailed)

########################################################################################
#Rounding Offset control
########################################################################################

OffsetMatrixPresentFlag  = 0    # Enable Explicit Offset Quantization Matrices  (0: disable 1: enable)
QOffsetMatrixFile        = "q_offset.cfg" # Explicit Quantization Matrices file

AdaptiveRounding         = 1   # Enable Adaptive Rounding based on JVT-N011 (0: disable, 1: enable)
AdaptRoundingFixed       = 1    # Enable Global Adaptive rounding for all qps (0: disable, 1: enable - default/old)
AdaptRndPeriod           = 1    # Period in terms of MBs for updating rounding offsets. 
                                # 0 performs update at the picture level. Default is 16. 1 is as in JVT-N011.
AdaptRndChroma           = 1    # Enables coefficient rounding adaptation for chroma

AdaptRndWFactorIRef      = 4    # Adaptive Rounding Weight for I/SI slices in reference pictures /4096
AdaptRndWFactorPRef      = 4    # Adaptive Rounding Weight for P/SP slices in reference pictures /4096
AdaptRndWFactorINRef     = 4    # Adaptive Rounding Weight for I/SI slices in non reference pictures /4096
AdaptRndWFactorPNRef     = 4    # Adaptive Rounding Weight for P/SP slices in non reference pictures /4096

AdaptRndCrWFactorIRef    = 4    # Chroma Adaptive Rounding Weight for I/SI slices in reference pictures /4096
AdaptRndCrWFactorPRef    = 4    # Chroma Adaptive Rounding Weight for P/SP slices in reference pictures /4096
AdaptRndCrWFactorINRef   = 4    # Chroma Adaptive Rounding Weight for I/SI slices in non reference pictures /4096
AdaptRndCrWFactorPNRef   = 4    # Chroma Adaptive Rounding Weight for P/SP slices in non reference pictures /4096

########################################################################################
#Fast Motion Estimation Control Parameters
########################################################################################

SearchMode               = 0    # Use fast motion estimation (0=disable/default, 1=UMHexagonS, 
                                # 2=Simplified UMHexagonS, 3=EPZS patterns)
UMHexDSR                 = 1    # Use Search Range Prediction. Only for UMHexagonS method
                                # (0:disable, 1:enabled/default)
UMHexScale               = 3    # Use Scale_factor for different image sizes. Only for UMHexagonS method
                                # (0:disable, 3:/default)
                                # Increasing value can speed up Motion Search.

EPZSPattern              = 2    # Select EPZS primary refinement pattern.
                                # (0: small diamond, 1: square, 2: extended diamond/default, 
                                # 3: large diamond, 4: SBP Large Diamond,
                                # 5: PMVFAST )
EPZSDualRefinement       = 3    # Enables secondary refinement pattern.
                                # (0:disabled, 1: small diamond, 2: square, 
                                # 3: extended diamond/default, 4: large diamond,
                                # 5: SBP Large Diamond, 6: PMVFAST )
EPZSFixedPredictors      = 2    # Enables Window based predictors
                                # (0:disabled, 1: P only, 2: P and B/default)
EPZSTemporal             = 1    # Enables temporal predictors 
                                # (0: disabled, 1: enabled/default)                         
EPZSSpatialMem           = 1    # Enables spatial memory predictors 
                                # (0: disabled, 1: enabled/default)
EPZSMinThresScale        = 0    # Scaler for EPZS minimum threshold (0 default). 
                                # Increasing value can speed up encoding.
EPZSMedThresScale        = 1    # Scaler for EPZS median threshold (1 default). 
                                # Increasing value can speed up encoding.
EPZSMaxThresScale        = 2    # Scaler for EPZS maximum threshold (1 default).
                                # Increasing value can speed up encoding.
EPZSSubPelME             = 1    # EPZS Subpel ME consideration
EPZSSubPelMEBiPred       = 1    # EPZS Subpel ME consideration for BiPred partitions
EPZSSubPelThresScale     = 2    # EPZS Subpel ME Threshold scaler
EPZSSubPelGrid           = 0    # Perform EPZS using a subpixel grid

########################################################################################
# SEI Parameters
########################################################################################

GenerateSEIMessage       = 0                    # Generate an SEI Text Message
SEIMessageText           = "H.264/AVC Encoder"  # Text SEI Message

################################################################
# VUI Parameters
################################################################
# the variables below do not affect encoding and decoding
# (many are dummy variables but others can be useful 
# when supported by the decoder)

EnableVUISupport         = 0