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[libpng16] Imported from libpng-1.6.18beta08.tar

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This commit is contained in:
Glenn Randers-Pehrson
2015-06-30 10:36:11 -05:00
parent f86720c6c0
commit 9d4ea3014b
18 changed files with 46 additions and 42 deletions
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2
contrib/arm-neon/README
View File

@@ -1,7 +1,7 @@
OPERATING SYSTEM SPECIFIC ARM NEON DETECTION
--------------------------------------------
Detection of the ability to exexcute ARM NEON on an ARM processor requires
Detection of the ability to execute ARM NEON on an ARM processor requires
operating system support. (The information is not available in user mode.)
HOW TO USE THIS

3
contrib/tools/genpng.c
View File

@@ -79,6 +79,8 @@
*/
#include "../../png.h"
#if defined(PNG_SIMPLIFIED_WRITE_SUPPORTED) && defined(PNG_STDIO_SUPPORTED)
static const struct color
{
const char *name;
@@ -862,3 +864,4 @@ main(int argc, const char **argv)
return 1;
}
#endif /* SIMPLIFIED_WRITE && STDIO */

19
contrib/tools/png-fix-itxt.c
View File

@@ -34,8 +34,9 @@
#define MAX_LENGTH 500000
/* Read one character (inchar), also return octet (c), break if EOF */
#define GETBREAK inchar=getchar(); \
c=(inchar & 0xff);\
c=(inchar & 0xffU);\
if (inchar != (int) c) break
int
main(void)
@@ -94,10 +95,10 @@ for (;;)
for (;;)
{
/* Check the CRC */
if (((crc >> 24) & 0xff) == buf[length+8] &&
((crc >> 16) & 0xff) == buf[length+9] &&
((crc >> 8) & 0xff) == buf[length+10] &&
((crc ) & 0xff) == buf[length+11])
if (((crc >> 24) & 0xffU) == buf[length+8] &&
((crc >> 16) & 0xffU) == buf[length+9] &&
((crc >> 8) & 0xffU) == buf[length+10] &&
((crc ) & 0xffU) == buf[length+11])
break;
length++;
@@ -116,10 +117,10 @@ for (;;)
break;
/* Update length bytes */
buf[0] = (unsigned char)((length >> 24) & 0xff);
buf[1] = (unsigned char)((length >> 16) & 0xff);
buf[2] = (unsigned char)((length >> 8) & 0xff);
buf[3] = (unsigned char)((length ) & 0xff);
buf[0] = (unsigned char)((length >> 24) & 0xffU);
buf[1] = (unsigned char)((length >> 16) & 0xffU);
buf[2] = (unsigned char)((length >> 8) & 0xffU);
buf[3] = (unsigned char)((length ) & 0xffU);
/* Write the fixed iTXt chunk (length, name, data, crc) */
for (i=0; i<length+12; i++)