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IJG R6b with x86SIMD V1.02

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Independent JPEG Group's JPEG software release 6b
with x86 SIMD extension for IJG JPEG library version 1.02
This commit is contained in:
MIYASAKA Masaru
2006-02-04 00:00:00 +00:00
committed by DRC
parent 5ead57a34a
commit a2e6a9dd47
156 changed files with 49018 additions and 4283 deletions
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62
cjpeg.c
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@@ -5,6 +5,13 @@
* This file is part of the Independent JPEG Group's software.
* For conditions of distribution and use, see the accompanying README file.
*
* ---------------------------------------------------------------------
* x86 SIMD extension for IJG JPEG library
* Copyright (C) 1999-2006, MIYASAKA Masaru.
* This file has been modified for SIMD extension.
* Last Modified : August 23, 2005
* ---------------------------------------------------------------------
*
* This file contains a command-line user interface for the JPEG compressor.
* It should work on any system with Unix- or MS-DOS-style command lines.
*
@@ -195,6 +202,22 @@ usage (void)
}
#ifndef JSIMD_MODEINFO_NOT_SUPPORTED
LOCAL(void)
print_simd_info (FILE * file, char * labelstr, unsigned int simd)
{
fprintf(file, "%s%s%s%s%s%s\n", labelstr,
simd & JSIMD_MMX ? " MMX" : "",
simd & JSIMD_3DNOW ? " 3DNow!" : "",
simd & JSIMD_SSE ? " SSE" : "",
simd & JSIMD_SSE2 ? " SSE2" : "",
simd == JSIMD_NONE ? " NONE" : "");
}
#endif /* !JSIMD_MODEINFO_NOT_SUPPORTED */
LOCAL(int)
parse_switches (j_compress_ptr cinfo, int argc, char **argv,
int last_file_arg_seen, boolean for_real)
@@ -258,6 +281,19 @@ parse_switches (j_compress_ptr cinfo, int argc, char **argv,
/* Force baseline-compatible output (8-bit quantizer values). */
force_baseline = TRUE;
#ifndef JSIMD_MASKFUNC_NOT_SUPPORTED
} else if (keymatch(arg, "nosimd" , 4)) {
jpeg_simd_mask((j_common_ptr) cinfo, JSIMD_NONE, JSIMD_ALL);
} else if (keymatch(arg, "nommx" , 3)) {
jpeg_simd_mask((j_common_ptr) cinfo, JSIMD_NONE, JSIMD_MMX);
} else if (keymatch(arg, "no3dnow", 3)) {
jpeg_simd_mask((j_common_ptr) cinfo, JSIMD_NONE, JSIMD_3DNOW);
} else if (keymatch(arg, "nosse" , 4)) {
jpeg_simd_mask((j_common_ptr) cinfo, JSIMD_NONE, JSIMD_SSE);
} else if (keymatch(arg, "nosse2" , 6)) {
jpeg_simd_mask((j_common_ptr) cinfo, JSIMD_NONE, JSIMD_SSE2);
#endif /* !JSIMD_MASKFUNC_NOT_SUPPORTED */
} else if (keymatch(arg, "dct", 2)) {
/* Select DCT algorithm. */
if (++argn >= argc) /* advance to next argument */
@@ -279,6 +315,32 @@ parse_switches (j_compress_ptr cinfo, int argc, char **argv,
if (! printed_version) {
fprintf(stderr, "Independent JPEG Group's CJPEG, version %s\n%s\n",
JVERSION, JCOPYRIGHT);
fprintf(stderr,
"\nx86 SIMD extension for IJG JPEG library, version %s\n\n",
JPEG_SIMDEXT_VER_STR);
#ifndef JSIMD_MODEINFO_NOT_SUPPORTED
print_simd_info(stderr, "SIMD instructions supported by the system :",
jpeg_simd_support(NULL));
fprintf(stderr, "\n === SIMD Operation Modes ===\n");
#ifdef DCT_ISLOW_SUPPORTED
print_simd_info(stderr, "Accurate integer DCT (-dct int) :",
jpeg_simd_forward_dct(cinfo, JDCT_ISLOW));
#endif
#ifdef DCT_IFAST_SUPPORTED
print_simd_info(stderr, "Fast integer DCT (-dct fast) :",
jpeg_simd_forward_dct(cinfo, JDCT_IFAST));
#endif
#ifdef DCT_FLOAT_SUPPORTED
print_simd_info(stderr, "Floating-point DCT (-dct float) :",
jpeg_simd_forward_dct(cinfo, JDCT_FLOAT));
#endif
print_simd_info(stderr, "Downsampling (-sample 2x2 or 2x1) :",
jpeg_simd_downsampler(cinfo));
print_simd_info(stderr, "Colorspace conversion (RGB->YCbCr) :",
jpeg_simd_color_converter(cinfo));
fprintf(stderr, "\n");
#endif /* !JSIMD_MODEINFO_NOT_SUPPORTED */
printed_version = TRUE;
}
cinfo->err->trace_level++;