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[devel] Imported from libpng-1.5.0beta01.tar

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Glenn Randers-Pehrson
2010-02-07 18:08:50 -06:00
parent 67a83db98d
commit e3f3c4ea0b
90 changed files with 2271 additions and 2922 deletions
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19
pngget.c
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@@ -1,7 +1,7 @@
/* pngget.c - retrieval of values from info struct
*
* Last changed in libpng 1.4.0 [January 2, 2010]
* Last changed in libpng 1.4.1 [February 8, 2010]
* Copyright (c) 1998-2010 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -12,6 +12,7 @@
*
*/
#define PNG_INTERNAL
#define PNG_NO_PEDANTIC_WARNINGS
#include "png.h"
#if defined(PNG_READ_SUPPORTED) || defined(PNG_WRITE_SUPPORTED)
@@ -872,17 +873,16 @@ png_get_user_chunk_ptr(png_structp png_ptr)
}
#endif
#ifdef PNG_WRITE_SUPPORTED
png_size_t PNGAPI
png_get_compression_buffer_size(png_structp png_ptr)
{
return (png_ptr ? png_ptr->zbuf_size : 0L);
}
#endif
#ifdef PNG_SET_USER_LIMITS_SUPPORTED
/* These functions were added to libpng 1.2.6 */
/* These functions were added to libpng 1.2.6 and were enabled
* by default in libpng-1.4.0 */
png_uint_32 PNGAPI
png_get_user_width_max (png_structp png_ptr)
{
@@ -897,11 +897,18 @@ png_get_user_height_max (png_structp png_ptr)
png_uint_32 PNGAPI
png_get_chunk_cache_max (png_structp png_ptr)
{
return (png_ptr? png_ptr->user_chunk_cache_max? 0x7fffffffL :
png_ptr->user_chunk_cache_max - 1 : 0);
return (png_ptr? png_ptr->user_chunk_cache_max : 0);
}
/* This function was added to libpng 1.4.1 */
png_uint_32 PNGAPI
png_get_chunk_malloc_max (png_structp png_ptr)
{
return (png_ptr?
(png_uint_32)png_ptr->user_chunk_malloc_max : 0);
}
#endif /* ?PNG_SET_USER_LIMITS_SUPPORTED */
/* These functions were added to libpng 1.4.0 */
#ifdef PNG_IO_STATE_SUPPORTED
png_uint_32 PNGAPI
png_get_io_state (png_structp png_ptr)