diff options
Diffstat (limited to 'src/3rdparty/libjpeg/src/jdcolext.c')
-rw-r--r-- | src/3rdparty/libjpeg/src/jdcolext.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/src/3rdparty/libjpeg/src/jdcolext.c b/src/3rdparty/libjpeg/src/jdcolext.c index 72a5301070..fc7e7b8f00 100644 --- a/src/3rdparty/libjpeg/src/jdcolext.c +++ b/src/3rdparty/libjpeg/src/jdcolext.c @@ -4,7 +4,7 @@ * This file was part of the Independent JPEG Group's software: * Copyright (C) 1991-1997, Thomas G. Lane. * libjpeg-turbo Modifications: - * Copyright (C) 2009, 2011, 2015, D. R. Commander. + * Copyright (C) 2009, 2011, 2015, 2023, D. R. Commander. * For conditions of distribution and use, see the accompanying README.ijg * file. * @@ -53,19 +53,19 @@ ycc_rgb_convert_internal(j_decompress_ptr cinfo, JSAMPIMAGE input_buf, input_row++; outptr = *output_buf++; for (col = 0; col < num_cols; col++) { - y = GETJSAMPLE(inptr0[col]); - cb = GETJSAMPLE(inptr1[col]); - cr = GETJSAMPLE(inptr2[col]); + y = inptr0[col]; + cb = inptr1[col]; + cr = inptr2[col]; /* Range-limiting is essential due to noise introduced by DCT losses. */ outptr[RGB_RED] = range_limit[y + Crrtab[cr]]; outptr[RGB_GREEN] = range_limit[y + ((int)RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS))]; outptr[RGB_BLUE] = range_limit[y + Cbbtab[cb]]; - /* Set unused byte to 0xFF so it can be interpreted as an opaque */ + /* Set unused byte to MAXJSAMPLE so it can be interpreted as an opaque */ /* alpha channel value */ #ifdef RGB_ALPHA - outptr[RGB_ALPHA] = 0xFF; + outptr[RGB_ALPHA] = MAXJSAMPLE; #endif outptr += RGB_PIXELSIZE; } @@ -93,12 +93,11 @@ gray_rgb_convert_internal(j_decompress_ptr cinfo, JSAMPIMAGE input_buf, inptr = input_buf[0][input_row++]; outptr = *output_buf++; for (col = 0; col < num_cols; col++) { - /* We can dispense with GETJSAMPLE() here */ outptr[RGB_RED] = outptr[RGB_GREEN] = outptr[RGB_BLUE] = inptr[col]; - /* Set unused byte to 0xFF so it can be interpreted as an opaque */ + /* Set unused byte to MAXJSAMPLE so it can be interpreted as an opaque */ /* alpha channel value */ #ifdef RGB_ALPHA - outptr[RGB_ALPHA] = 0xFF; + outptr[RGB_ALPHA] = MAXJSAMPLE; #endif outptr += RGB_PIXELSIZE; } @@ -128,14 +127,13 @@ rgb_rgb_convert_internal(j_decompress_ptr cinfo, JSAMPIMAGE input_buf, input_row++; outptr = *output_buf++; for (col = 0; col < num_cols; col++) { - /* We can dispense with GETJSAMPLE() here */ outptr[RGB_RED] = inptr0[col]; outptr[RGB_GREEN] = inptr1[col]; outptr[RGB_BLUE] = inptr2[col]; - /* Set unused byte to 0xFF so it can be interpreted as an opaque */ + /* Set unused byte to MAXJSAMPLE so it can be interpreted as an opaque */ /* alpha channel value */ #ifdef RGB_ALPHA - outptr[RGB_ALPHA] = 0xFF; + outptr[RGB_ALPHA] = MAXJSAMPLE; #endif outptr += RGB_PIXELSIZE; } |