Searched refs:precon (Results 1 – 1 of 1) sorted by relevance
4008 … unfilterScanline(unsigned char* recon, const unsigned char* scanline, const unsigned char* precon, in unfilterScanline() argument4031 if(precon) in unfilterScanline()4033 for(i = 0; i < length; i++) recon[i] = scanline[i] + precon[i]; in unfilterScanline()4041 if(precon) in unfilterScanline()4043 for(i = 0; i < bytewidth; i++) recon[i] = scanline[i] + precon[i] / 2; in unfilterScanline()4044 …(i = bytewidth; i < length; i++) recon[i] = scanline[i] + ((recon[i - bytewidth] + precon[i]) / 2); in unfilterScanline()4053 if(precon) in unfilterScanline()4057 … recon[i] = (scanline[i] + precon[i]); /*paethPredictor(0, precon[i], 0) is always precon[i]*/ in unfilterScanline()4061 … recon[i] = (scanline[i] + paethPredictor(recon[i - bytewidth], precon[i], precon[i - bytewidth])); in unfilterScanline()