Lines Matching refs:rp
519 png_bytep rp;
529 for (i = 0, rp = row; i < row_width; i++, rp += bytes_per_pixel)
531 *(rp) = (png_byte)((*rp - *(rp+1))&0xff);
532 *(rp+2) = (png_byte)((*(rp+2) - *(rp+1))&0xff);
537 png_bytep rp;
547 for (i = 0, rp = row; i < row_width; i++, rp += bytes_per_pixel)
549 png_uint_32 s0 = (*(rp ) << 8) | *(rp+1);
550 png_uint_32 s1 = (*(rp+2) << 8) | *(rp+3);
551 png_uint_32 s2 = (*(rp+4) << 8) | *(rp+5);
554 *(rp ) = (png_byte)((red >> 8) & 0xff);
555 *(rp+1) = (png_byte)(red & 0xff);
556 *(rp+4) = (png_byte)((blue >> 8) & 0xff);
557 *(rp+5) = (png_byte)(blue & 0xff);