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libjpeg-turbo: update to 2.1.x rev 0734e34f6

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roytam1 2024-10-11 12:01:54 +08:00
commit 19dc62b0a2
139 changed files with 989 additions and 962 deletions
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21
media/libjpeg/jccolor.c
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@ -5,7 +5,7 @@
* Copyright (C) 1991-1996, Thomas G. Lane.
* libjpeg-turbo Modifications:
* Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
* Copyright (C) 2009-2012, 2015, D. R. Commander.
* Copyright (C) 2009-2012, 2015, 2022, D. R. Commander.
* Copyright (C) 2014, MIPS Technologies, Inc., California.
* For conditions of distribution and use, see the accompanying README.ijg
* file.
@ -17,7 +17,6 @@
#include "jinclude.h"
#include "jpeglib.h"
#include "jsimd.h"
#include "jconfigint.h"
/* Private subobject */
@ -84,6 +83,18 @@ typedef my_color_converter *my_cconvert_ptr;
#define B_CR_OFF (7 * (MAXJSAMPLE + 1))
#define TABLE_SIZE (8 * (MAXJSAMPLE + 1))
/* 12-bit samples use a 16-bit data type, so it is possible to pass
* out-of-range sample values (< 0 or > 4095) to jpeg_write_scanlines().
* Thus, we mask the incoming 12-bit samples to guard against overrunning
* or underrunning the conversion tables.
*/
#if BITS_IN_JSAMPLE == 12
#define RANGE_LIMIT(value) ((value) & 0xFFF)
#else
#define RANGE_LIMIT(value) (value)
#endif
/* Include inline routines for colorspace extensions */
@ -392,9 +403,9 @@ cmyk_ycck_convert(j_compress_ptr cinfo, JSAMPARRAY input_buf,
outptr3 = output_buf[3][output_row];
output_row++;
for (col = 0; col < num_cols; col++) {
r = MAXJSAMPLE - inptr[0];
g = MAXJSAMPLE - inptr[1];
b = MAXJSAMPLE - inptr[2];
r = MAXJSAMPLE - RANGE_LIMIT(inptr[0]);
g = MAXJSAMPLE - RANGE_LIMIT(inptr[1]);
b = MAXJSAMPLE - RANGE_LIMIT(inptr[2]);
/* K passes through as-is */
outptr3[col] = inptr[3];
inptr += 4;