mewin/libpng
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Imported from libpng-1.0.9beta8.tar

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This commit is contained in:
Glenn Randers-Pehrson
2001-01-12 15:13:06 -06:00
parent 76e5fd642e
commit 231e687411
59 changed files with 768 additions and 989 deletions
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29
contrib/gregbook/rpng2-x.c
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@@ -25,10 +25,11 @@
- 1.10: added support for non-default visuals; fixed X pixel-conversion
- 1.11: added -usleep option for demos; fixed command-line parsing bug
- 1.12: added -pause option for demos and testing
- 1.20: added runtime MMX-enabling/disabling and new -mmx* options
---------------------------------------------------------------------------
Copyright (c) 1998-2000 Greg Roelofs. All rights reserved.
Copyright (c) 1998-2001 Greg Roelofs. All rights reserved.
This software is provided "as is," without warranty of any kind,
express or implied. In no event shall the author or contributors
@@ -55,7 +56,7 @@
#define PROGNAME "rpng2-x"
#define LONGNAME "Progressive PNG Viewer for X"
#define VERSION "1.12 of 19 March 2000"
#define VERSION "1.20 of 4 January 2001"
#include <stdio.h>
#include <stdlib.h>
@@ -359,6 +360,14 @@ int main(int argc, char **argv)
pause_after_pass = TRUE;
} else if (!strncmp(*argv, "-timing", 2)) {
timing = TRUE;
#if (defined(__i386__) || defined(_M_IX86))
} else if (!strncmp(*argv, "-nommxfilters", 7)) {
rpng2_info.nommxfilters = TRUE;
} else if (!strncmp(*argv, "-nommxcombine", 7)) {
rpng2_info.nommxcombine = TRUE;
} else if (!strncmp(*argv, "-nommxinterlace", 7)) {
rpng2_info.nommxinterlace = TRUE;
#endif
} else {
if (**argv != '-') {
filename = *argv;
@@ -414,10 +423,13 @@ int main(int argc, char **argv)
/* usage screen */
if (error) {
fprintf(stderr, "\n%s %s: %s\n", PROGNAME, VERSION, appname);
fprintf(stderr, "\n%s %s: %s\n\n", PROGNAME, VERSION, appname);
readpng2_version_info();
fprintf(stderr, "\n"
"Usage: %s [-display xdpy] [-gamma exp] [-bgcolor bg | -bgpat pat]\n"
#if (defined(__i386__) || defined(_M_IX86))
" %*s [-nommxfilters] [-nommxcombine] [-nommxinterlace]\n"
#endif
" %*s [-usleep dur | -timing] [-pause] file.png\n\n"
" xdpy\tname of the target X display (e.g., ``hostname:0'')\n"
" exp \ttransfer-function exponent (``gamma'') of the display\n"
@@ -429,6 +441,10 @@ int main(int argc, char **argv)
"\t\t used with transparent images; overrides -bgpat\n"
" pat \tdesired background pattern number (1-%d); used with\n"
"\t\t transparent images; overrides -bgcolor\n"
#if (defined(__i386__) || defined(_M_IX86))
" -nommx*\tdisable optimized MMX routines for decoding row filters,\n"
"\t\t combining rows, and expanding interlacing, respectively\n"
#endif
" dur \tduration in microseconds to wait after displaying each\n"
"\t\t row (for demo purposes)\n"
" -timing\tenables delay for every block read, to simulate modem\n"
@@ -436,8 +452,11 @@ int main(int argc, char **argv)
" -pause\tpauses after displaying each pass until key pressed\n"
"\nPress Q, Esc or mouse button 1 (within image window, after image\n"
"is displayed) to quit.\n"
"\n", PROGNAME, strlen(PROGNAME), " ", default_display_exponent,
num_bgpat);
"\n", PROGNAME,
#if (defined(__i386__) || defined(_M_IX86))
strlen(PROGNAME), " ",
#endif
strlen(PROGNAME), " ", default_display_exponent, num_bgpat);
exit(1);
}