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Imported from libpng-1.0.6j.tar

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This commit is contained in:
Glenn Randers-Pehrson
2000-05-03 21:06:11 -05:00
parent 6942d53c25
commit 98c9d73605
41 changed files with 285 additions and 184 deletions
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70
pngconf.h
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@@ -1,7 +1,7 @@
/* pngconf.h - machine configurable file for libpng
*
* libpng 1.0.6i - May 1, 2000
* libpng 1.0.6j - May 4, 2000
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
* Copyright (c) 1996, 1997 Andreas Dilger
@@ -17,37 +17,6 @@
#ifndef PNGCONF_H
#define PNGCONF_H
/* The following support, added at version 1.0.6, will be turned on by
* default in version 2.0.0.
* They have been turned off here in case you need binary compatibility
* with old applications that require the length of png_struct and
* png_info to remain at the old length.
*/
#ifdef PNG_LEGACY_SUPPORTED
#define PNG_NO_FREE_ME
#define PNG_NO_READ_UNKNOWN_CHUNKS
#define PNG_NO_WRITE_UNKNOWN_CHUNKS
#define PNG_NO_READ_USER_CHUNKS
#define PNG_NO_READ_iCCP
#define PNG_NO_WRITE_iCCP
#define PNG_NO_READ_sCAL
#define PNG_NO_WRITE_sCAL
#define PNG_NO_READ_sPLT
#define PNG_NO_WRITE_sPLT
#define PNG_NO_INFO_IMAGE
#define PNG_NO_READ_RGB_TO_GRAY
#define PNG_NO_READ_USER_TRANSFORM
#define PNG_NO_WRITE_USER_TRANSFORM
#define PNG_NO_USER_MEM
#define PNG_NO_READ_EMPTY_PLTE
#endif
#ifndef PNG_NO_FREE_ME
#define PNG_FREE_ME_SUPPORTED
#endif
/* This is the size of the compression buffer, and thus the size of
* an IDAT chunk. Make this whatever size you feel is best for your
* machine. One of these will be allocated per png_struct. When this
@@ -298,6 +267,31 @@
1.0.1c, for consistency)
*/
/* The following support, added after version 1.0.0, can be turned off here en
* masse by defining PNG_LEGACY_SUPPORTED in case you need binary compatibility
* with old applications that require the length of png_struct and png_info
* to remain unchanged.
*/
#ifdef PNG_LEGACY_SUPPORTED
#define PNG_NO_FREE_ME
#define PNG_NO_READ_UNKNOWN_CHUNKS
#define PNG_NO_WRITE_UNKNOWN_CHUNKS
#define PNG_NO_READ_USER_CHUNKS
#define PNG_NO_READ_iCCP
#define PNG_NO_WRITE_iCCP
#define PNG_NO_READ_sCAL
#define PNG_NO_WRITE_sCAL
#define PNG_NO_READ_sPLT
#define PNG_NO_WRITE_sPLT
#define PNG_NO_INFO_IMAGE
#define PNG_NO_READ_RGB_TO_GRAY
#define PNG_NO_READ_USER_TRANSFORM
#define PNG_NO_WRITE_USER_TRANSFORM
#define PNG_NO_USER_MEM
#define PNG_NO_READ_EMPTY_PLTE
#endif
#ifndef PNG_NO_FLOATING_POINT_SUPPORTED
#define PNG_FLOATING_POINT_SUPPORTED
#endif
@@ -308,6 +302,10 @@
#define PNG_FIXED_POINT_SUPPORTED
#endif
#ifndef PNG_NO_FREE_ME
#define PNG_FREE_ME_SUPPORTED
#endif
#if !defined(PNG_READ_TRANSFORMS_NOT_SUPPORTED) && \
!defined(PNG_NO_READ_TRANSFORMS)
#define PNG_READ_TRANSFORMS_SUPPORTED
@@ -381,9 +379,11 @@
/* still have interlacing unless you change the following line: */
#define PNG_READ_INTERLACING_SUPPORTED /* required for PNG-compliant decoders */
#ifndef PNG_NO_READ_COMPOSITED_NODIV
#ifndef PNG_NO_READ_COMPOSITE_NODIV
#ifndef PNG_NO_READ_COMPOSITED_NODIV /* libpng-1.0.x misspelling */
#define PNG_READ_COMPOSITE_NODIV_SUPPORTED /* well tested on Intel and SGI */
#endif
#endif
#ifndef PNG_NO_READ_EMPTY_PLTE
#define PNG_READ_EMPTY_PLTE_SUPPORTED /* useful for MNG applications */
@@ -604,7 +604,9 @@ defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
#endif
#ifndef PNG_NO_READ_UNKNOWN_CHUNKS
# define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED
# define PNG_UNKNOWN_CHUNKS_SUPPORTED
# ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED
# define PNG_UNKNOWN_CHUNKS_SUPPORTED
# endif
# ifndef PNG_NO_HANDLE_AS_UNKNOWN
# define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
# endif