Lines Matching refs:rp
538 png_bytep rp; in png_do_write_intrapixel() local
548 for (i = 0, rp = row; i < row_width; i++, rp += bytes_per_pixel) in png_do_write_intrapixel()
550 *(rp) = (png_byte)((*rp - *(rp+1))&0xff); in png_do_write_intrapixel()
551 *(rp+2) = (png_byte)((*(rp+2) - *(rp+1))&0xff); in png_do_write_intrapixel()
556 png_bytep rp; in png_do_write_intrapixel() local
566 for (i = 0, rp = row; i < row_width; i++, rp += bytes_per_pixel) in png_do_write_intrapixel()
568 png_uint_32 s0 = (*(rp ) << 8) | *(rp+1); in png_do_write_intrapixel()
569 png_uint_32 s1 = (*(rp+2) << 8) | *(rp+3); in png_do_write_intrapixel()
570 png_uint_32 s2 = (*(rp+4) << 8) | *(rp+5); in png_do_write_intrapixel()
573 *(rp ) = (png_byte)((red >> 8) & 0xff); in png_do_write_intrapixel()
574 *(rp+1) = (png_byte)(red & 0xff); in png_do_write_intrapixel()
575 *(rp+4) = (png_byte)((blue >> 8) & 0xff); in png_do_write_intrapixel()
576 *(rp+5) = (png_byte)(blue & 0xff); in png_do_write_intrapixel()