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Imported from pngcrush-1.4.3.tar

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This commit is contained in:
Glenn Randers-Pehrson
2000-04-24 17:27:18 -05:00
parent a8dc4523c7
commit 0b5314cf35
22 changed files with 498 additions and 159 deletions
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19
png.c
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@@ -1,7 +1,7 @@
/* png.c - location for general purpose libpng functions
*
* libpng version 1.0.6f - April 14, 2000
* libpng version 1.0.6h - April 24, 2000
* Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
* Copyright (c) 1996, 1997 Andreas Dilger
* Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
@@ -14,14 +14,14 @@
#include "png.h"
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_0_6f Your_png_h_is_not_version_1_0_6f;
typedef version_1_0_6h Your_png_h_is_not_version_1_0_6h;
/* Version information for C files. This had better match the version
* string defined in png.h. */
#ifdef PNG_USE_GLOBAL_ARRAYS
/* png_libpng_ver was changed to a function in version 1.0.5c */
char png_libpng_ver[12] = "1.0.6f";
char png_libpng_ver[12] = "1.0.6h";
/* png_sig was changed to a function in version 1.0.5c */
/* Place to hold the signature string for a PNG file. */
@@ -561,7 +561,7 @@ png_charp
png_get_copyright(png_structp png_ptr)
{
if (png_ptr != NULL || png_ptr == NULL) /* silence compiler warning */
return ("\n libpng version 1.0.6f - April 14, 2000\n\
return ("\n libpng version 1.0.6h - April 24, 2000\n\
Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.\n\
Copyright (c) 1996, 1997 Andreas Dilger\n\
Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson\n");
@@ -579,8 +579,8 @@ png_get_libpng_ver(png_structp png_ptr)
{
/* Version of *.c files used when building libpng */
if(png_ptr != NULL) /* silence compiler warning about unused png_ptr */
return("1.0.6f");
return("1.0.6f");
return("1.0.6h");
return("1.0.6h");
}
png_charp
@@ -617,3 +617,10 @@ png_handle_as_unknown(png_structp png_ptr, png_bytep chunk_name)
return 0;
}
#endif
/* This function, added to libpng-1.0.6g, is untested. */
int
png_reset_zstream(png_structp png_ptr)
{
return (inflateReset(&png_ptr->zstream));
}