Lines Matching refs:CHOP
182 /* Chop 16-bit depth files to 8-bit depth */
1499 # define CHOP(x) (x)=((png_uint_16)PNG_DIV257(x))
1500 CHOP(png_ptr->background.red);
1501 CHOP(png_ptr->background.green);
1502 CHOP(png_ptr->background.blue);
1503 CHOP(png_ptr->background.gray);
1504 # undef CHOP
2007 * set the code below will do that in preference to the chop.
