mirror of
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synced 2025-07-10 18:04:09 +02:00
Imported from libpng-1.2.19beta1.tar
This commit is contained in:
Glenn Randers-Pehrson
129
png.h
129
png.h
@@ -1,7 +1,7 @@
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/* png.h - header file for PNG reference library
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*
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* libpng version 1.2.18 - May 15, 2007
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* libpng version 1.2.19beta1 - May 18, 2007
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* Copyright (c) 1998-2007 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@@ -9,7 +9,7 @@
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* Authors and maintainers:
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* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
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* libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
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* libpng versions 0.97, January 1998, through 1.2.18 - May 15, 2007: Glenn
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* libpng versions 0.97, January 1998, through 1.2.19beta1 - May 18, 2007: Glenn
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* See also "Contributing Authors", below.
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*
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* Note about libpng version numbers:
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@@ -150,6 +150,7 @@
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* 1.2.17 13 10217 12.so.0.17[.0]
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* 1.0.26 10 10026 10.so.0.26[.0]
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* 1.2.18 13 10218 12.so.0.18[.0]
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* 1.2.19beta1 13 10219 12.so.0.19[.0]
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*
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* Henceforth the source version will match the shared-library major
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* and minor numbers; the shared-library major version number will be
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@@ -179,7 +180,7 @@
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* If you modify libpng you may insert additional notices immediately following
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* this sentence.
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*
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* libpng versions 1.2.6, August 15, 2004, through 1.2.18, May 15, 2007, are
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* libpng versions 1.2.6, August 15, 2004, through 1.2.19beta1, May 18, 2007, are
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* Copyright (c) 2004, 2006-2007 Glenn Randers-Pehrson, and are
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* distributed according to the same disclaimer and license as libpng-1.2.5
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* with the following individual added to the list of Contributing Authors:
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@@ -291,13 +292,13 @@
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* Y2K compliance in libpng:
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* =========================
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*
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* May 15, 2007
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* May 18, 2007
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*
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* Since the PNG Development group is an ad-hoc body, we can't make
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* an official declaration.
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*
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* This is your unofficial assurance that libpng from version 0.71 and
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* upward through 1.2.18 are Y2K compliant. It is my belief that earlier
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* upward through 1.2.19beta1 are Y2K compliant. It is my belief that earlier
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* versions were also Y2K compliant.
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*
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* Libpng only has three year fields. One is a 2-byte unsigned integer
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@@ -353,9 +354,9 @@
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*/
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/* Version information for png.h - this should match the version in png.c */
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#define PNG_LIBPNG_VER_STRING "1.2.18"
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#define PNG_LIBPNG_VER_STRING "1.2.19beta1"
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#define PNG_HEADER_VERSION_STRING \
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" libpng version 1.2.18 - May 15, 2007 (header)\n"
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" libpng version 1.2.19beta1 - May 18, 2007 (header)\n"
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#define PNG_LIBPNG_VER_SONUM 0
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#define PNG_LIBPNG_VER_DLLNUM 13
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@@ -363,11 +364,11 @@
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/* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */
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#define PNG_LIBPNG_VER_MAJOR 1
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#define PNG_LIBPNG_VER_MINOR 2
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#define PNG_LIBPNG_VER_RELEASE 18
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#define PNG_LIBPNG_VER_RELEASE 19
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/* This should match the numeric part of the final component of
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* PNG_LIBPNG_VER_STRING, omitting any leading zero: */
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#define PNG_LIBPNG_VER_BUILD 0
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#define PNG_LIBPNG_VER_BUILD 1
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/* Release Status */
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#define PNG_LIBPNG_BUILD_ALPHA 1
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@@ -384,14 +385,14 @@
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#define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with
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PNG_LIBPNG_BUILD_PRIVATE */
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#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE
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#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_BETA
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/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
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* We must not include leading zeros.
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* Versions 0.7 through 1.0.0 were in the range 0 to 100 here (only
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* version 1.0.0 was mis-numbered 100 instead of 10000). From
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* version 1.0.1 it's xxyyzz, where x=major, y=minor, z=release */
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#define PNG_LIBPNG_VER 10218 /* 1.2.18 */
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#define PNG_LIBPNG_VER 10219 /* 1.2.19 */
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#ifndef PNG_VERSION_INFO_ONLY
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/* include the compression library's header */
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@@ -479,7 +480,7 @@ extern "C" {
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* the version above.
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*/
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#ifdef PNG_USE_GLOBAL_ARRAYS
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PNG_EXPORT_VAR (const char) png_libpng_ver[18];
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PNG_EXPORT_VAR (PNG_CONST char) png_libpng_ver[18];
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/* need room for 99.99.99beta99z */
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#else
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#define png_libpng_ver png_get_header_ver(NULL)
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@@ -488,17 +489,17 @@ PNG_EXPORT_VAR (const char) png_libpng_ver[18];
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#ifdef PNG_USE_GLOBAL_ARRAYS
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/* This was removed in version 1.0.5c */
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/* Structures to facilitate easy interlacing. See png.c for more details */
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PNG_EXPORT_VAR (const int FARDATA) png_pass_start[7];
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PNG_EXPORT_VAR (const int FARDATA) png_pass_inc[7];
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PNG_EXPORT_VAR (const int FARDATA) png_pass_ystart[7];
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PNG_EXPORT_VAR (const int FARDATA) png_pass_yinc[7];
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PNG_EXPORT_VAR (const int FARDATA) png_pass_mask[7];
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PNG_EXPORT_VAR (const int FARDATA) png_pass_dsp_mask[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_start[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_inc[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_ystart[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_yinc[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_mask[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_dsp_mask[7];
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#ifdef PNG_USE_PNGGCCRD
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PNG_EXPORT_VAR (const int FARDATA) png_pass_width[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_width[7];
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#endif
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/* This isn't currently used. If you need it, see png.c for more details.
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PNG_EXPORT_VAR (const int FARDATA) png_pass_height[7];
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PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_height[7];
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*/
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#endif
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@@ -1406,7 +1407,7 @@ struct png_struct_def
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/* This triggers a compiler error in png.c, if png.c and png.h
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* do not agree upon the version number.
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*/
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typedef png_structp version_1_2_18;
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typedef png_structp version_1_2_19beta1;
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typedef png_struct FAR * FAR * png_structpp;
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@@ -2817,7 +2818,7 @@ extern PNG_EXPORT(void,png_save_uint_16)
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#if !defined(PNG_NO_EXTERN) || defined(PNG_ALWAYS_EXTERN)
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/* place to hold the signature string for a PNG file. */
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#ifdef PNG_USE_GLOBAL_ARRAYS
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PNG_EXPORT_VAR (const png_byte FARDATA) png_sig[8];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_sig[8];
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#else
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#if 0
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#define png_sig png_sig_bytes(NULL)
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@@ -2829,50 +2830,50 @@ extern PNG_EXPORT(void,png_save_uint_16)
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* define the name here, and add an invocation of the macro in png.c and
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* wherever it's needed.
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*/
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#define PNG_IHDR const png_byte png_IHDR[5] = { 73, 72, 68, 82, '\0'}
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#define PNG_IDAT const png_byte png_IDAT[5] = { 73, 68, 65, 84, '\0'}
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#define PNG_IEND const png_byte png_IEND[5] = { 73, 69, 78, 68, '\0'}
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#define PNG_PLTE const png_byte png_PLTE[5] = { 80, 76, 84, 69, '\0'}
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#define PNG_bKGD const png_byte png_bKGD[5] = { 98, 75, 71, 68, '\0'}
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#define PNG_cHRM const png_byte png_cHRM[5] = { 99, 72, 82, 77, '\0'}
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#define PNG_gAMA const png_byte png_gAMA[5] = {103, 65, 77, 65, '\0'}
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#define PNG_hIST const png_byte png_hIST[5] = {104, 73, 83, 84, '\0'}
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#define PNG_iCCP const png_byte png_iCCP[5] = {105, 67, 67, 80, '\0'}
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#define PNG_iTXt const png_byte png_iTXt[5] = {105, 84, 88, 116, '\0'}
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#define PNG_oFFs const png_byte png_oFFs[5] = {111, 70, 70, 115, '\0'}
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#define PNG_pCAL const png_byte png_pCAL[5] = {112, 67, 65, 76, '\0'}
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#define PNG_sCAL const png_byte png_sCAL[5] = {115, 67, 65, 76, '\0'}
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#define PNG_pHYs const png_byte png_pHYs[5] = {112, 72, 89, 115, '\0'}
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#define PNG_sBIT const png_byte png_sBIT[5] = {115, 66, 73, 84, '\0'}
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#define PNG_sPLT const png_byte png_sPLT[5] = {115, 80, 76, 84, '\0'}
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#define PNG_sRGB const png_byte png_sRGB[5] = {115, 82, 71, 66, '\0'}
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#define PNG_tEXt const png_byte png_tEXt[5] = {116, 69, 88, 116, '\0'}
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#define PNG_tIME const png_byte png_tIME[5] = {116, 73, 77, 69, '\0'}
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#define PNG_tRNS const png_byte png_tRNS[5] = {116, 82, 78, 83, '\0'}
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#define PNG_zTXt const png_byte png_zTXt[5] = {122, 84, 88, 116, '\0'}
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#define PNG_IHDR PNG_CONST png_byte png_IHDR[5] = { 73, 72, 68, 82, '\0'}
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#define PNG_IDAT PNG_CONST png_byte png_IDAT[5] = { 73, 68, 65, 84, '\0'}
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#define PNG_IEND PNG_CONST png_byte png_IEND[5] = { 73, 69, 78, 68, '\0'}
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#define PNG_PLTE PNG_CONST png_byte png_PLTE[5] = { 80, 76, 84, 69, '\0'}
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#define PNG_bKGD PNG_CONST png_byte png_bKGD[5] = { 98, 75, 71, 68, '\0'}
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#define PNG_cHRM PNG_CONST png_byte png_cHRM[5] = { 99, 72, 82, 77, '\0'}
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#define PNG_gAMA PNG_CONST png_byte png_gAMA[5] = {103, 65, 77, 65, '\0'}
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#define PNG_hIST PNG_CONST png_byte png_hIST[5] = {104, 73, 83, 84, '\0'}
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#define PNG_iCCP PNG_CONST png_byte png_iCCP[5] = {105, 67, 67, 80, '\0'}
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#define PNG_iTXt PNG_CONST png_byte png_iTXt[5] = {105, 84, 88, 116, '\0'}
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#define PNG_oFFs PNG_CONST png_byte png_oFFs[5] = {111, 70, 70, 115, '\0'}
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#define PNG_pCAL PNG_CONST png_byte png_pCAL[5] = {112, 67, 65, 76, '\0'}
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#define PNG_sCAL PNG_CONST png_byte png_sCAL[5] = {115, 67, 65, 76, '\0'}
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#define PNG_pHYs PNG_CONST png_byte png_pHYs[5] = {112, 72, 89, 115, '\0'}
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#define PNG_sBIT PNG_CONST png_byte png_sBIT[5] = {115, 66, 73, 84, '\0'}
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#define PNG_sPLT PNG_CONST png_byte png_sPLT[5] = {115, 80, 76, 84, '\0'}
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#define PNG_sRGB PNG_CONST png_byte png_sRGB[5] = {115, 82, 71, 66, '\0'}
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#define PNG_tEXt PNG_CONST png_byte png_tEXt[5] = {116, 69, 88, 116, '\0'}
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#define PNG_tIME PNG_CONST png_byte png_tIME[5] = {116, 73, 77, 69, '\0'}
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#define PNG_tRNS PNG_CONST png_byte png_tRNS[5] = {116, 82, 78, 83, '\0'}
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#define PNG_zTXt PNG_CONST png_byte png_zTXt[5] = {122, 84, 88, 116, '\0'}
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#ifdef PNG_USE_GLOBAL_ARRAYS
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PNG_EXPORT_VAR (const png_byte FARDATA) png_IHDR[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_IDAT[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_IEND[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_PLTE[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_bKGD[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_cHRM[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_gAMA[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_hIST[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_iCCP[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_iTXt[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_oFFs[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_pCAL[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_sCAL[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_pHYs[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_sBIT[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_sPLT[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_sRGB[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_tEXt[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_tIME[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_tRNS[5];
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PNG_EXPORT_VAR (const png_byte FARDATA) png_zTXt[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_IHDR[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_IDAT[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_IEND[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_PLTE[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_bKGD[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_cHRM[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_gAMA[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_hIST[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_iCCP[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_iTXt[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_oFFs[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_pCAL[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_sCAL[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_pHYs[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_sBIT[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_sPLT[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_sRGB[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_tEXt[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_tIME[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_tRNS[5];
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PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_zTXt[5];
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#endif /* PNG_USE_GLOBAL_ARRAYS */
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#if defined(PNG_1_0_X) || defined (PNG_1_2_X)
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