mirror of
https://git.code.sf.net/p/libpng/code.git
synced 2025-07-10 18:04:09 +02:00
Imported from pngcrush-1.6.5.tar
This commit is contained in:
Glenn Randers-Pehrson
299
png.h
299
png.h
@@ -1,15 +1,14 @@
|
||||
|
||||
/* png.h - header file for PNG reference library
|
||||
*
|
||||
* libpng version 1.2.11beta4 - June 7, 2006
|
||||
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
|
||||
* libpng version 1.2.29 - May 8, 2008
|
||||
* Copyright (c) 1998-2008 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.)
|
||||
*
|
||||
* Authors and maintainers:
|
||||
* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
|
||||
* libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
|
||||
* libpng versions 0.97, January 1998, through 1.2.11beta4 - June 7, 2006: Glenn
|
||||
* libpng versions 0.97, January 1998, through 1.2.29 - May 8, 2008: Glenn
|
||||
* See also "Contributing Authors", below.
|
||||
*
|
||||
* Note about libpng version numbers:
|
||||
@@ -103,14 +102,14 @@
|
||||
* 1.0.16 10 10016 10.so.0.1.0.16
|
||||
* 1.2.6 13 10206 12.so.0.1.2.6
|
||||
* 1.2.7beta1-2 13 10207 12.so.0.1.2.7beta1-2
|
||||
* 1.0.17rc1 10 10017 12.so.0.1.0.17rc1
|
||||
* 1.0.17rc1 10 10017 10.so.0.1.0.17rc1
|
||||
* 1.2.7rc1 13 10207 12.so.0.1.2.7rc1
|
||||
* 1.0.17 10 10017 12.so.0.1.0.17
|
||||
* 1.0.17 10 10017 10.so.0.1.0.17
|
||||
* 1.2.7 13 10207 12.so.0.1.2.7
|
||||
* 1.2.8beta1-5 13 10208 12.so.0.1.2.8beta1-5
|
||||
* 1.0.18rc1-5 10 10018 12.so.0.1.0.18rc1-5
|
||||
* 1.0.18rc1-5 10 10018 10.so.0.1.0.18rc1-5
|
||||
* 1.2.8rc1-5 13 10208 12.so.0.1.2.8rc1-5
|
||||
* 1.0.18 10 10018 12.so.0.1.0.18
|
||||
* 1.0.18 10 10018 10.so.0.1.0.18
|
||||
* 1.2.8 13 10208 12.so.0.1.2.8
|
||||
* 1.2.9beta1-3 13 10209 12.so.0.1.2.9beta1-3
|
||||
* 1.2.9beta4-11 13 10209 12.so.0.9[.0]
|
||||
@@ -120,6 +119,79 @@
|
||||
* 1.2.10rc1-3 13 10210 12.so.0.10[.0]
|
||||
* 1.2.10 13 10210 12.so.0.10[.0]
|
||||
* 1.2.11beta1-4 13 10211 12.so.0.11[.0]
|
||||
* 1.0.19rc1-5 10 10019 10.so.0.19[.0]
|
||||
* 1.2.11rc1-5 13 10211 12.so.0.11[.0]
|
||||
* 1.0.19 10 10019 10.so.0.19[.0]
|
||||
* 1.2.11 13 10211 12.so.0.11[.0]
|
||||
* 1.0.20 10 10020 10.so.0.20[.0]
|
||||
* 1.2.12 13 10212 12.so.0.12[.0]
|
||||
* 1.2.13beta1 13 10213 12.so.0.13[.0]
|
||||
* 1.0.21 10 10021 10.so.0.21[.0]
|
||||
* 1.2.13 13 10213 12.so.0.13[.0]
|
||||
* 1.2.14beta1-2 13 10214 12.so.0.14[.0]
|
||||
* 1.0.22rc1 10 10022 10.so.0.22[.0]
|
||||
* 1.2.14rc1 13 10214 12.so.0.14[.0]
|
||||
* 1.0.22 10 10022 10.so.0.22[.0]
|
||||
* 1.2.14 13 10214 12.so.0.14[.0]
|
||||
* 1.2.15beta1-6 13 10215 12.so.0.15[.0]
|
||||
* 1.0.23rc1-5 10 10023 10.so.0.23[.0]
|
||||
* 1.2.15rc1-5 13 10215 12.so.0.15[.0]
|
||||
* 1.0.23 10 10023 10.so.0.23[.0]
|
||||
* 1.2.15 13 10215 12.so.0.15[.0]
|
||||
* 1.2.16beta1-2 13 10216 12.so.0.16[.0]
|
||||
* 1.2.16rc1 13 10216 12.so.0.16[.0]
|
||||
* 1.0.24 10 10024 10.so.0.24[.0]
|
||||
* 1.2.16 13 10216 12.so.0.16[.0]
|
||||
* 1.2.17beta1-2 13 10217 12.so.0.17[.0]
|
||||
* 1.0.25rc1 10 10025 10.so.0.25[.0]
|
||||
* 1.2.17rc1-3 13 10217 12.so.0.17[.0]
|
||||
* 1.0.25 10 10025 10.so.0.25[.0]
|
||||
* 1.2.17 13 10217 12.so.0.17[.0]
|
||||
* 1.0.26 10 10026 10.so.0.26[.0]
|
||||
* 1.2.18 13 10218 12.so.0.18[.0]
|
||||
* 1.2.19beta1-31 13 10219 12.so.0.19[.0]
|
||||
* 1.0.27rc1-6 10 10027 10.so.0.27[.0]
|
||||
* 1.2.19rc1-6 13 10219 12.so.0.19[.0]
|
||||
* 1.0.27 10 10027 10.so.0.27[.0]
|
||||
* 1.2.19 13 10219 12.so.0.19[.0]
|
||||
* 1.2.20beta01-04 13 10220 12.so.0.20[.0]
|
||||
* 1.0.28rc1-6 10 10028 10.so.0.28[.0]
|
||||
* 1.2.20rc1-6 13 10220 12.so.0.20[.0]
|
||||
* 1.0.28 10 10028 10.so.0.28[.0]
|
||||
* 1.2.20 13 10220 12.so.0.20[.0]
|
||||
* 1.2.21beta1-2 13 10221 12.so.0.21[.0]
|
||||
* 1.2.21rc1-3 13 10221 12.so.0.21[.0]
|
||||
* 1.0.29 10 10029 10.so.0.29[.0]
|
||||
* 1.2.21 13 10221 12.so.0.21[.0]
|
||||
* 1.2.22beta1-4 13 10222 12.so.0.22[.0]
|
||||
* 1.0.30rc1 10 10030 10.so.0.30[.0]
|
||||
* 1.2.22rc1 13 10222 12.so.0.22[.0]
|
||||
* 1.0.30 10 10030 10.so.0.30[.0]
|
||||
* 1.2.22 13 10222 12.so.0.22[.0]
|
||||
* 1.2.23beta01-05 13 10223 12.so.0.23[.0]
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||||
* 1.2.23rc01 13 10223 12.so.0.23[.0]
|
||||
* 1.2.23 13 10223 12.so.0.23[.0]
|
||||
* 1.2.24beta01-02 13 10224 12.so.0.24[.0]
|
||||
* 1.2.24rc01 13 10224 12.so.0.24[.0]
|
||||
* 1.2.24 13 10224 12.so.0.24[.0]
|
||||
* 1.2.25beta01-06 13 10225 12.so.0.25[.0]
|
||||
* 1.2.25rc01-02 13 10225 12.so.0.25[.0]
|
||||
* 1.0.31 10 10031 10.so.0.31[.0]
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||||
* 1.2.25 13 10225 12.so.0.25[.0]
|
||||
* 1.2.26beta01-06 13 10226 12.so.0.26[.0]
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||||
* 1.2.26rc01 13 10226 12.so.0.26[.0]
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||||
* 1.2.26 13 10226 12.so.0.26[.0]
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* 1.0.32 10 10032 10.so.0.32[.0]
|
||||
* 1.2.27beta01-06 13 10227 12.so.0.27[.0]
|
||||
* 1.2.27rc01 13 10227 12.so.0.27[.0]
|
||||
* 1.0.33 10 10033 10.so.0.33[.0]
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||||
* 1.2.27 13 10227 12.so.0.27[.0]
|
||||
* 1.0.34 10 10034 10.so.0.34[.0]
|
||||
* 1.2.28 13 10228 12.so.0.28[.0]
|
||||
* 1.2.29beta01-03 13 10229 12.so.0.29[.0]
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||||
* 1.2.29rc01 13 10229 12.so.0.29[.0]
|
||||
* 1.0.35 10 10035 10.so.0.35[.0]
|
||||
* 1.2.29 13 10229 12.so.0.29[.0]
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||||
*
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||||
* Henceforth the source version will match the shared-library major
|
||||
* and minor numbers; the shared-library major version number will be
|
||||
@@ -129,7 +201,7 @@
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* to the source version x.y.z (leading zeros in y and z). Beta versions
|
||||
* were given the previous public release number plus a letter, until
|
||||
* version 1.0.6j; from then on they were given the upcoming public
|
||||
* release number plus "betaNN" or "rcN".
|
||||
* release number plus "betaNN" or "rcNN".
|
||||
*
|
||||
* Binary incompatibility exists only when applications make direct access
|
||||
* to the info_ptr or png_ptr members through png.h, and the compiled
|
||||
@@ -149,8 +221,8 @@
|
||||
* If you modify libpng you may insert additional notices immediately following
|
||||
* this sentence.
|
||||
*
|
||||
* libpng versions 1.2.6, August 15, 2004, through 1.2.11beta4, June 7, 2006, are
|
||||
* Copyright (c) 2004, 2006 Glenn Randers-Pehrson, and are
|
||||
* libpng versions 1.2.6, August 15, 2004, through 1.2.29, May 8, 2008, are
|
||||
* Copyright (c) 2004, 2006-2008 Glenn Randers-Pehrson, and are
|
||||
* distributed according to the same disclaimer and license as libpng-1.2.5
|
||||
* with the following individual added to the list of Contributing Authors:
|
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*
|
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@@ -261,13 +333,13 @@
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* Y2K compliance in libpng:
|
||||
* =========================
|
||||
*
|
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* June 7, 2006
|
||||
* May 8, 2008
|
||||
*
|
||||
* Since the PNG Development group is an ad-hoc body, we can't make
|
||||
* an official declaration.
|
||||
*
|
||||
* This is your unofficial assurance that libpng from version 0.71 and
|
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* upward through 1.2.11beta4 are Y2K compliant. It is my belief that earlier
|
||||
* upward through 1.2.29 are Y2K compliant. It is my belief that earlier
|
||||
* versions were also Y2K compliant.
|
||||
*
|
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* Libpng only has three year fields. One is a 2-byte unsigned integer
|
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@@ -323,9 +395,9 @@
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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 "1.2.11beta4"
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#define PNG_LIBPNG_VER_STRING "1.2.29"
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#define PNG_HEADER_VERSION_STRING \
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" libpng version 1.2.11beta4 - June 7, 2006 (header)\n"
|
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" libpng version 1.2.29 - May 8, 2008\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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@@ -333,11 +405,11 @@
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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 11
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#define PNG_LIBPNG_VER_RELEASE 29
|
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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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|
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#define PNG_LIBPNG_VER_BUILD 4
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#define PNG_LIBPNG_VER_BUILD 0
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|
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/* Release Status */
|
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#define PNG_LIBPNG_BUILD_ALPHA 1
|
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@@ -354,14 +426,14 @@
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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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|
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#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_BETA
|
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#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE
|
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|
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/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
|
||||
* We must not include leading zeros.
|
||||
* 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 */
|
||||
#define PNG_LIBPNG_VER 10211 /* 1.2.11 */
|
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#define PNG_LIBPNG_VER 10229 /* 1.2.29 */
|
||||
|
||||
#ifndef PNG_VERSION_INFO_ONLY
|
||||
/* include the compression library's header */
|
||||
@@ -449,7 +521,7 @@ extern "C" {
|
||||
* the version above.
|
||||
*/
|
||||
#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];
|
||||
/* need room for 99.99.99beta99z */
|
||||
#else
|
||||
#define png_libpng_ver png_get_header_ver(NULL)
|
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@@ -458,17 +530,14 @@ 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 */
|
||||
/* 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];
|
||||
PNG_EXPORT_VAR (const int FARDATA) png_pass_inc[7];
|
||||
PNG_EXPORT_VAR (const int FARDATA) png_pass_ystart[7];
|
||||
PNG_EXPORT_VAR (const int FARDATA) png_pass_yinc[7];
|
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PNG_EXPORT_VAR (const int FARDATA) png_pass_mask[7];
|
||||
PNG_EXPORT_VAR (const int FARDATA) png_pass_dsp_mask[7];
|
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#ifdef PNG_USE_PNGGCCRD
|
||||
PNG_EXPORT_VAR (const int FARDATA) png_pass_width[7];
|
||||
#endif
|
||||
PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_start[7];
|
||||
PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_inc[7];
|
||||
PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_ystart[7];
|
||||
PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_yinc[7];
|
||||
PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_mask[7];
|
||||
PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_dsp_mask[7];
|
||||
/* This isn't currently used. If you need it, see png.c for more details.
|
||||
PNG_EXPORT_VAR (const int FARDATA) png_pass_height[7];
|
||||
PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_height[7];
|
||||
*/
|
||||
#endif
|
||||
|
||||
@@ -605,9 +674,10 @@ typedef png_time FAR * FAR * png_timepp;
|
||||
* up private chunks for output even though the library doesn't actually
|
||||
* know about their semantics.
|
||||
*/
|
||||
#define PNG_CHUNK_NAME_LENGTH 5
|
||||
typedef struct png_unknown_chunk_t
|
||||
{
|
||||
png_byte name[5];
|
||||
png_byte name[PNG_CHUNK_NAME_LENGTH];
|
||||
png_byte *data;
|
||||
png_size_t size;
|
||||
|
||||
@@ -1134,10 +1204,12 @@ struct png_struct_def
|
||||
png_uint_32 row_number; /* current row in interlace pass */
|
||||
png_bytep prev_row; /* buffer to save previous (unfiltered) row */
|
||||
png_bytep row_buf; /* buffer to save current (unfiltered) row */
|
||||
#ifndef PNG_NO_WRITE_FILTERING
|
||||
png_bytep sub_row; /* buffer to save "sub" row when filtering */
|
||||
png_bytep up_row; /* buffer to save "up" row when filtering */
|
||||
png_bytep avg_row; /* buffer to save "avg" row when filtering */
|
||||
png_bytep paeth_row; /* buffer to save "Paeth" row when filtering */
|
||||
#endif
|
||||
png_row_info row_info; /* used for transformation routines */
|
||||
|
||||
png_uint_32 idat_size; /* current IDAT size for read */
|
||||
@@ -1239,8 +1311,7 @@ struct png_struct_def
|
||||
png_size_t current_text_left; /* how much text left to read in input */
|
||||
png_charp current_text; /* current text chunk buffer */
|
||||
png_charp current_text_ptr; /* current location in current_text */
|
||||
# endif /* PNG_PROGRESSIVE_READ_SUPPORTED && PNG_TEXT_SUPPORTED */
|
||||
|
||||
# endif /* PNG_TEXT_SUPPORTED */
|
||||
#endif /* PNG_PROGRESSIVE_READ_SUPPORTED */
|
||||
|
||||
#if defined(__TURBOC__) && !defined(_Windows) && !defined(__FLAT__)
|
||||
@@ -1322,16 +1393,20 @@ struct png_struct_def
|
||||
png_byte filter_type;
|
||||
#endif
|
||||
|
||||
#if defined(PNG_1_0_X) || (defined(PNG_DEBUG) && defined(PNG_USE_PNGGCCRD))
|
||||
#if defined(PNG_1_0_X)
|
||||
/* New member added in libpng-1.0.10, ifdef'ed out in 1.2.0 */
|
||||
png_uint_32 row_buf_size;
|
||||
#endif
|
||||
|
||||
/* New members added in libpng-1.2.0 */
|
||||
#if !defined(PNG_1_0_X) && defined(PNG_ASSEMBLER_CODE_SUPPORTED)
|
||||
#if defined(PNG_ASSEMBLER_CODE_SUPPORTED)
|
||||
# if !defined(PNG_1_0_X)
|
||||
# if defined(PNG_MMX_CODE_SUPPORTED)
|
||||
png_byte mmx_bitdepth_threshold;
|
||||
png_uint_32 mmx_rowbytes_threshold;
|
||||
# endif
|
||||
png_uint_32 asm_flags;
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* New members added in libpng-1.0.2 but first enabled by default in 1.2.0 */
|
||||
@@ -1361,13 +1436,21 @@ struct png_struct_def
|
||||
png_uint_32 user_height_max;
|
||||
#endif
|
||||
|
||||
/* New member added in libpng-1.0.25 and 1.2.17 */
|
||||
#if defined(PNG_UNKNOWN_CHUNKS_SUPPORTED)
|
||||
/* storage for unknown chunk that the library doesn't recognize. */
|
||||
png_unknown_chunk unknown_chunk;
|
||||
#endif
|
||||
|
||||
/* New members added in libpng-1.2.26 */
|
||||
png_uint_32 old_big_row_buf_size, old_prev_row_size;
|
||||
};
|
||||
|
||||
|
||||
/* This triggers a compiler error in png.c, if png.c and png.h
|
||||
* do not agree upon the version number.
|
||||
*/
|
||||
typedef png_structp version_1_2_11beta4;
|
||||
typedef png_structp version_1_2_29;
|
||||
|
||||
typedef png_struct FAR * FAR * png_structpp;
|
||||
|
||||
@@ -2015,6 +2098,7 @@ extern void *png_far_to_near PNGARG((png_structp png_ptr,png_voidp ptr,
|
||||
int check));
|
||||
#endif /* USE_FAR_KEYWORD */
|
||||
|
||||
#ifndef PNG_NO_ERROR_TEXT
|
||||
/* Fatal error in PNG image of libpng - can't continue */
|
||||
extern PNG_EXPORT(void,png_error) PNGARG((png_structp png_ptr,
|
||||
png_const_charp error_message));
|
||||
@@ -2022,14 +2106,22 @@ extern PNG_EXPORT(void,png_error) PNGARG((png_structp png_ptr,
|
||||
/* The same, but the chunk name is prepended to the error string. */
|
||||
extern PNG_EXPORT(void,png_chunk_error) PNGARG((png_structp png_ptr,
|
||||
png_const_charp error_message));
|
||||
#else
|
||||
/* Fatal error in PNG image of libpng - can't continue */
|
||||
extern PNG_EXPORT(void,png_err) PNGARG((png_structp png_ptr));
|
||||
#endif
|
||||
|
||||
#ifndef PNG_NO_WARNINGS
|
||||
/* Non-fatal error in libpng. Can continue, but may have a problem. */
|
||||
extern PNG_EXPORT(void,png_warning) PNGARG((png_structp png_ptr,
|
||||
png_const_charp warning_message));
|
||||
|
||||
#ifdef PNG_READ_SUPPORTED
|
||||
/* Non-fatal error in libpng, chunk name is prepended to message. */
|
||||
extern PNG_EXPORT(void,png_chunk_warning) PNGARG((png_structp png_ptr,
|
||||
png_const_charp warning_message));
|
||||
#endif /* PNG_READ_SUPPORTED */
|
||||
#endif /* PNG_NO_WARNINGS */
|
||||
|
||||
/* The png_set_<chunk> functions are for storing values in the png_info_struct.
|
||||
* Similarly, the png_get_<chunk> calls are used to read values from the
|
||||
@@ -2363,7 +2455,7 @@ extern PNG_EXPORT(void,png_set_sCAL_s) PNGARG((png_structp png_ptr,
|
||||
handling or default unknown chunk handling is not desired. Any chunks not
|
||||
listed will be handled in the default manner. The IHDR and IEND chunks
|
||||
must not be listed.
|
||||
keep = 0: follow default behavour
|
||||
keep = 0: follow default behaviour
|
||||
= 1: do not keep
|
||||
= 2: keep only if safe-to-copy
|
||||
= 3: keep even if unsafe-to-copy
|
||||
@@ -2451,10 +2543,6 @@ extern PNG_EXPORT(void, png_write_png) PNGARG((png_structp png_ptr,
|
||||
#define png_debug2(l, m, p1, p2)
|
||||
#endif
|
||||
|
||||
#if 0
|
||||
extern PNG_EXPORT(png_bytep,png_sig_bytes) PNGARG((void));
|
||||
#endif
|
||||
|
||||
extern PNG_EXPORT(png_charp,png_get_copyright) PNGARG((png_structp png_ptr));
|
||||
extern PNG_EXPORT(png_charp,png_get_header_ver) PNGARG((png_structp png_ptr));
|
||||
extern PNG_EXPORT(png_charp,png_get_header_version) PNGARG((png_structp png_ptr));
|
||||
@@ -2473,6 +2561,7 @@ extern PNG_EXPORT(png_uint_32,png_permit_mng_features) PNGARG((png_structp
|
||||
|
||||
/* Added to version 1.2.0 */
|
||||
#if defined(PNG_ASSEMBLER_CODE_SUPPORTED)
|
||||
#if defined(PNG_MMX_CODE_SUPPORTED)
|
||||
#define PNG_ASM_FLAG_MMX_SUPPORT_COMPILED 0x01 /* not user-settable */
|
||||
#define PNG_ASM_FLAG_MMX_SUPPORT_IN_CPU 0x02 /* not user-settable */
|
||||
#define PNG_ASM_FLAG_MMX_READ_COMBINE_ROW 0x04
|
||||
@@ -2498,6 +2587,7 @@ extern PNG_EXPORT(png_uint_32,png_permit_mng_features) PNGARG((png_structp
|
||||
|
||||
#define PNG_SELECT_READ 1
|
||||
#define PNG_SELECT_WRITE 2
|
||||
#endif /* PNG_MMX_CODE_SUPPORTED */
|
||||
|
||||
#if !defined(PNG_1_0_X)
|
||||
/* pngget.c */
|
||||
@@ -2530,11 +2620,11 @@ extern PNG_EXPORT(void,png_set_mmx_thresholds)
|
||||
png_uint_32 mmx_rowbytes_threshold));
|
||||
|
||||
#endif /* PNG_1_0_X */
|
||||
#endif /* PNG_ASSEMBLER_CODE_SUPPORTED */
|
||||
|
||||
#if !defined(PNG_1_0_X)
|
||||
/* png.c, pnggccrd.c, or pngvcrd.c */
|
||||
extern PNG_EXPORT(int,png_mmx_support) PNGARG((void));
|
||||
#endif /* PNG_ASSEMBLER_CODE_SUPPORTED */
|
||||
|
||||
/* Strip the prepended error numbers ("#nnn ") from error and warning
|
||||
* messages before passing them to the error or warning handler. */
|
||||
@@ -2642,16 +2732,21 @@ extern PNG_EXPORT(void,png_save_uint_16)
|
||||
* be found in the files where the functions are located.
|
||||
*/
|
||||
|
||||
#if defined(PNG_INTERNAL)
|
||||
|
||||
/* Various modes of operation. Note that after an init, mode is set to
|
||||
* zero automatically when the structure is created.
|
||||
/* Various modes of operation, that are visible to applications because
|
||||
* they are used for unknown chunk location.
|
||||
*/
|
||||
#define PNG_HAVE_IHDR 0x01
|
||||
#define PNG_HAVE_PLTE 0x02
|
||||
#define PNG_HAVE_IDAT 0x04
|
||||
#define PNG_AFTER_IDAT 0x08 /* Have complete zlib datastream */
|
||||
#define PNG_HAVE_IEND 0x10
|
||||
|
||||
#if defined(PNG_INTERNAL)
|
||||
|
||||
/* More modes of operation. Note that after an init, mode is set to
|
||||
* zero automatically when the structure is created.
|
||||
*/
|
||||
#define PNG_HAVE_gAMA 0x20
|
||||
#define PNG_HAVE_cHRM 0x40
|
||||
#define PNG_HAVE_sRGB 0x80
|
||||
@@ -2771,11 +2866,8 @@ extern PNG_EXPORT(void,png_save_uint_16)
|
||||
#if !defined(PNG_NO_EXTERN) || defined(PNG_ALWAYS_EXTERN)
|
||||
/* place to hold the signature string for a PNG file. */
|
||||
#ifdef PNG_USE_GLOBAL_ARRAYS
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_sig[8];
|
||||
PNG_EXPORT_VAR (PNG_CONST png_byte FARDATA) png_sig[8];
|
||||
#else
|
||||
#if 0
|
||||
#define png_sig png_sig_bytes(NULL)
|
||||
#endif
|
||||
#endif
|
||||
#endif /* PNG_NO_EXTERN */
|
||||
|
||||
@@ -2783,50 +2875,50 @@ extern PNG_EXPORT(void,png_save_uint_16)
|
||||
* define the name here, and add an invocation of the macro in png.c and
|
||||
* wherever it's needed.
|
||||
*/
|
||||
#define PNG_IHDR const png_byte png_IHDR[5] = { 73, 72, 68, 82, '\0'}
|
||||
#define PNG_IDAT const png_byte png_IDAT[5] = { 73, 68, 65, 84, '\0'}
|
||||
#define PNG_IEND const png_byte png_IEND[5] = { 73, 69, 78, 68, '\0'}
|
||||
#define PNG_PLTE const png_byte png_PLTE[5] = { 80, 76, 84, 69, '\0'}
|
||||
#define PNG_bKGD const png_byte png_bKGD[5] = { 98, 75, 71, 68, '\0'}
|
||||
#define PNG_cHRM const png_byte png_cHRM[5] = { 99, 72, 82, 77, '\0'}
|
||||
#define PNG_gAMA const png_byte png_gAMA[5] = {103, 65, 77, 65, '\0'}
|
||||
#define PNG_hIST const png_byte png_hIST[5] = {104, 73, 83, 84, '\0'}
|
||||
#define PNG_iCCP const png_byte png_iCCP[5] = {105, 67, 67, 80, '\0'}
|
||||
#define PNG_iTXt const png_byte png_iTXt[5] = {105, 84, 88, 116, '\0'}
|
||||
#define PNG_oFFs const png_byte png_oFFs[5] = {111, 70, 70, 115, '\0'}
|
||||
#define PNG_pCAL const png_byte png_pCAL[5] = {112, 67, 65, 76, '\0'}
|
||||
#define PNG_sCAL const png_byte png_sCAL[5] = {115, 67, 65, 76, '\0'}
|
||||
#define PNG_pHYs const png_byte png_pHYs[5] = {112, 72, 89, 115, '\0'}
|
||||
#define PNG_sBIT const png_byte png_sBIT[5] = {115, 66, 73, 84, '\0'}
|
||||
#define PNG_sPLT const png_byte png_sPLT[5] = {115, 80, 76, 84, '\0'}
|
||||
#define PNG_sRGB const png_byte png_sRGB[5] = {115, 82, 71, 66, '\0'}
|
||||
#define PNG_tEXt const png_byte png_tEXt[5] = {116, 69, 88, 116, '\0'}
|
||||
#define PNG_tIME const png_byte png_tIME[5] = {116, 73, 77, 69, '\0'}
|
||||
#define PNG_tRNS const png_byte png_tRNS[5] = {116, 82, 78, 83, '\0'}
|
||||
#define PNG_zTXt const png_byte png_zTXt[5] = {122, 84, 88, 116, '\0'}
|
||||
#define PNG_IHDR png_byte png_IHDR[5] = { 73, 72, 68, 82, '\0'}
|
||||
#define PNG_IDAT png_byte png_IDAT[5] = { 73, 68, 65, 84, '\0'}
|
||||
#define PNG_IEND png_byte png_IEND[5] = { 73, 69, 78, 68, '\0'}
|
||||
#define PNG_PLTE png_byte png_PLTE[5] = { 80, 76, 84, 69, '\0'}
|
||||
#define PNG_bKGD png_byte png_bKGD[5] = { 98, 75, 71, 68, '\0'}
|
||||
#define PNG_cHRM png_byte png_cHRM[5] = { 99, 72, 82, 77, '\0'}
|
||||
#define PNG_gAMA png_byte png_gAMA[5] = {103, 65, 77, 65, '\0'}
|
||||
#define PNG_hIST png_byte png_hIST[5] = {104, 73, 83, 84, '\0'}
|
||||
#define PNG_iCCP png_byte png_iCCP[5] = {105, 67, 67, 80, '\0'}
|
||||
#define PNG_iTXt png_byte png_iTXt[5] = {105, 84, 88, 116, '\0'}
|
||||
#define PNG_oFFs png_byte png_oFFs[5] = {111, 70, 70, 115, '\0'}
|
||||
#define PNG_pCAL png_byte png_pCAL[5] = {112, 67, 65, 76, '\0'}
|
||||
#define PNG_sCAL png_byte png_sCAL[5] = {115, 67, 65, 76, '\0'}
|
||||
#define PNG_pHYs png_byte png_pHYs[5] = {112, 72, 89, 115, '\0'}
|
||||
#define PNG_sBIT png_byte png_sBIT[5] = {115, 66, 73, 84, '\0'}
|
||||
#define PNG_sPLT png_byte png_sPLT[5] = {115, 80, 76, 84, '\0'}
|
||||
#define PNG_sRGB png_byte png_sRGB[5] = {115, 82, 71, 66, '\0'}
|
||||
#define PNG_tEXt png_byte png_tEXt[5] = {116, 69, 88, 116, '\0'}
|
||||
#define PNG_tIME png_byte png_tIME[5] = {116, 73, 77, 69, '\0'}
|
||||
#define PNG_tRNS png_byte png_tRNS[5] = {116, 82, 78, 83, '\0'}
|
||||
#define PNG_zTXt png_byte png_zTXt[5] = {122, 84, 88, 116, '\0'}
|
||||
|
||||
#ifdef PNG_USE_GLOBAL_ARRAYS
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_IHDR[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_IDAT[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_IEND[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_PLTE[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_bKGD[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_cHRM[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_gAMA[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_hIST[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_iCCP[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_iTXt[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_oFFs[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_pCAL[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_sCAL[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_pHYs[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_sBIT[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_sPLT[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_sRGB[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_tEXt[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_tIME[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_tRNS[5];
|
||||
PNG_EXPORT_VAR (const png_byte FARDATA) png_zTXt[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_IHDR[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_IDAT[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_IEND[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_PLTE[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_bKGD[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_cHRM[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_gAMA[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_hIST[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_iCCP[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_iTXt[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_oFFs[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_pCAL[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_sCAL[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_pHYs[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_sBIT[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_sPLT[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_sRGB[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_tEXt[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_tIME[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_tRNS[5];
|
||||
PNG_EXPORT_VAR (png_byte FARDATA) png_zTXt[5];
|
||||
#endif /* PNG_USE_GLOBAL_ARRAYS */
|
||||
|
||||
#if defined(PNG_1_0_X) || defined (PNG_1_2_X)
|
||||
@@ -3436,9 +3528,34 @@ PNG_EXTERN void png_do_write_intrapixel PNGARG((png_row_infop row_info,
|
||||
#endif
|
||||
|
||||
#if defined(PNG_ASSEMBLER_CODE_SUPPORTED)
|
||||
#if defined(PNG_MMX_CODE_SUPPORTED)
|
||||
/* png.c */ /* PRIVATE */
|
||||
PNG_EXTERN void png_init_mmx_flags PNGARG((png_structp png_ptr));
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#if defined(PNG_INCH_CONVERSIONS) && defined(PNG_FLOATING_POINT_SUPPORTED)
|
||||
PNG_EXTERN png_uint_32 png_get_pixels_per_inch PNGARG((png_structp png_ptr,
|
||||
png_infop info_ptr));
|
||||
|
||||
PNG_EXTERN png_uint_32 png_get_x_pixels_per_inch PNGARG((png_structp png_ptr,
|
||||
png_infop info_ptr));
|
||||
|
||||
PNG_EXTERN png_uint_32 png_get_y_pixels_per_inch PNGARG((png_structp png_ptr,
|
||||
png_infop info_ptr));
|
||||
|
||||
PNG_EXTERN float png_get_x_offset_inches PNGARG((png_structp png_ptr,
|
||||
png_infop info_ptr));
|
||||
|
||||
PNG_EXTERN float png_get_y_offset_inches PNGARG((png_structp png_ptr,
|
||||
png_infop info_ptr));
|
||||
|
||||
#if defined(PNG_pHYs_SUPPORTED)
|
||||
PNG_EXTERN png_uint_32 png_get_pHYs_dpi PNGARG((png_structp png_ptr,
|
||||
png_infop info_ptr, png_uint_32 *res_x, png_uint_32 *res_y, int *unit_type));
|
||||
#endif /* PNG_pHYs_SUPPORTED */
|
||||
#endif /* PNG_INCH_CONVERSIONS && PNG_FLOATING_POINT_SUPPORTED */
|
||||
|
||||
/* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */
|
||||
|
||||
#endif /* PNG_INTERNAL */
|
||||
|
||||
Reference in New Issue
Block a user