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CmpFunctions

Ancestors

Values
 ValueDescription
 sad sum of absolute differences, fast  
 sse sum of squared errors 
 satd sum of absolute Hadamard transformed differences 
 dct sum of absolute DCT transformed differences 
 psnr sum of squared quantization errors (avoid, low quality) 
 bit number of bits needed for the block 
 rd rate distortion optimal, slow 
 zero 0 
 vsad sum of absolute vertical differences 
 vsse sum of squared vertical differences 
 nsse noise preserving sum of squared differences 
 w53 5/3 wavelet, only used in snow 
 w97 9/7 wavelet, only used in snow 
 dctmax  
 chroma  

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