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fc4a143e
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Third Party Libpng
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fc4a143e
编写于
5月 17, 2000
作者:
G
Glenn Randers-Pehrson
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Imported from libpng-1.0.7beta14.tar
上级
ec61c23d
变更
42
隐藏空白更改
内联
并排
Showing
42 changed file
with
202 addition
and
153 deletion
+202
-153
ANNOUNCE
ANNOUNCE
+4
-1
CHANGES
CHANGES
+5
-0
INSTALL
INSTALL
+6
-6
LICENSE
LICENSE
+2
-2
README
README
+5
-5
Y2KINFO
Y2KINFO
+2
-2
configure
configure
+1
-1
example.c
example.c
+2
-2
libpng.3
libpng.3
+32
-11
libpng.txt
libpng.txt
+24
-7
libpngpf.3
libpngpf.3
+2
-2
png.5
png.5
+1
-1
png.c
png.c
+53
-68
png.h
png.h
+16
-10
pngasmrd.h
pngasmrd.h
+1
-1
pngconf.h
pngconf.h
+1
-1
pngerror.c
pngerror.c
+1
-1
pnggccrd.c
pnggccrd.c
+1
-1
pngget.c
pngget.c
+1
-1
pngmem.c
pngmem.c
+1
-1
pngpread.c
pngpread.c
+1
-1
pngread.c
pngread.c
+3
-3
pngrio.c
pngrio.c
+1
-1
pngrtran.c
pngrtran.c
+1
-1
pngrutil.c
pngrutil.c
+1
-1
pngset.c
pngset.c
+13
-5
pngtest.c
pngtest.c
+2
-2
pngtrans.c
pngtrans.c
+1
-1
pngvcrd.c
pngvcrd.c
+1
-1
pngwio.c
pngwio.c
+1
-1
pngwrite.c
pngwrite.c
+1
-1
pngwtran.c
pngwtran.c
+1
-1
pngwutil.c
pngwutil.c
+1
-1
scripts/makefile.beos
scripts/makefile.beos
+1
-1
scripts/makefile.dec
scripts/makefile.dec
+1
-1
scripts/makefile.gcmmx
scripts/makefile.gcmmx
+1
-1
scripts/makefile.linux
scripts/makefile.linux
+1
-1
scripts/makefile.sco
scripts/makefile.sco
+1
-1
scripts/makefile.sggcc
scripts/makefile.sggcc
+2
-2
scripts/makefile.solaris
scripts/makefile.solaris
+1
-1
scripts/pngdef.pas
scripts/pngdef.pas
+4
-1
scripts/pngos2.def
scripts/pngos2.def
+1
-0
未找到文件。
ANNOUNCE
浏览文件 @
fc4a143e
Libpng 1.0.7beta1
3 - May 16
, 2000
Libpng 1.0.7beta1
4 - May 17
, 2000
This is a public release of libpng, intended for use in production codes.
...
...
@@ -72,6 +72,9 @@ Changes since the last public release (1.0.6):
Made the default PNG_USE_LOCAL_ARRAYS depend on PNG_DLL instead of WIN32.
Make png_free_data() ignore its final parameter when freeing data that can
have multiple instances (text, sPLT, unknowns).
Removed info_ptr->valid tests from png_free_data(), as in version 1.0.5.
Added png_set_invalid() function.
Fixed incorrect illustrations of png_destroy_write_struct() in example.c.
Send comments/corrections/commendations to
png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu
...
...
CHANGES
浏览文件 @
fc4a143e
...
...
@@ -753,6 +753,11 @@ version 1.0.7beta13 [May 16, 2000]
Made the default PNG_USE_LOCAL_ARRAYS depend on PNG_DLL instead of WIN32.
Make png_free_data() ignore its final parameter when freeing data that can
have multiple instances (text, sPLT, unknowns).
version 1.0.7beta14 [May 17, 2000]
Fixed a new bug in png_set_rows().
Removed info_ptr->valid tests from png_free_data(), as in version 1.0.5.
Added png_set_invalid() function.
Fixed incorrect illustrations of png_destroy_write_struct() in example.c.
Send comments/corrections/commendations to
png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu
...
...
INSTALL
浏览文件 @
fc4a143e
Installing libpng version 1.0.7beta1
3 - May 16
, 2000
Installing libpng version 1.0.7beta1
4 - May 17
, 2000
Before installing libpng, you must first install zlib. zlib
can usually be found wherever you got libpng. zlib can be
...
...
@@ -10,7 +10,7 @@ zlib.h and zconf.h include files that correspond to the
version of zlib that's installed.
You can rename the directories that you downloaded (they
might be called "libpng-1.0.7beta1
3
" or "lpng106" and "zlib-1.1.3"
might be called "libpng-1.0.7beta1
4
" or "lpng106" and "zlib-1.1.3"
or "zlib113") so that you have directories called "zlib" and "libpng".
Your directory structure should look like this:
...
...
@@ -47,8 +47,8 @@ The files that are presently available in the scripts directory
include
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.linux => Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta1
3
)
makefile.gcmmx => Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta1
3
,
makefile.linux => Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta1
4
)
makefile.gcmmx => Linux/ELF makefile (gcc, creates libpng.so.2.1.0.7beta1
4
,
uses assembler code tuned for Intel MMX platform)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
...
...
@@ -60,9 +60,9 @@ include
makefile.intel => Intel C/C++ version 4.0 and later
libpng.icc => Project file for IBM VisualAge/C++ version 4.0 or later
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta1
3
)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta1
4
)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile (gcc, creates libpng.so.2.1.0.7beta1
3
)
makefile.solaris => Solaris 2.X makefile (gcc, creates libpng.so.2.1.0.7beta1
4
)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.mips => MIPS makefile
makefile.acorn => Acorn makefile
...
...
LICENSE
浏览文件 @
fc4a143e
...
...
@@ -5,7 +5,7 @@ Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
Copyright (c) 1996, 1997 Andreas Dilger
(libpng versions 0.90, December 1996, through 0.96, May 1997)
Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
(libpng versions 0.97, January 1998, through 1.0.7beta1
3, May 16
, 2000)
(libpng versions 0.97, January 1998, through 1.0.7beta1
4, May 17
, 2000)
For the purposes of this copyright and license, "Contributing Authors"
is defined as the following set of individuals:
...
...
@@ -68,4 +68,4 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
randeg@alum.rpi.edu
May 1
6
, 2000
May 1
7
, 2000
README
浏览文件 @
fc4a143e
README for libpng 1.0.7beta1
3 - May 16
, 2000 (shared library 2.1)
README for libpng 1.0.7beta1
4 - May 17
, 2000 (shared library 2.1)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.
...
...
@@ -172,9 +172,9 @@ Files in this distribution:
descrip.mms => VMS makefile for MMS or MMK
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.linux => Linux/ELF makefile
(gcc, creates libpng.so.2.1.0.7beta1
3
)
(gcc, creates libpng.so.2.1.0.7beta1
4
)
makefile.gcmmx => Linux/ELF makefile (gcc, creates
libpng.so.2.1.0.7beta1
3
, uses assembler code
libpng.so.2.1.0.7beta1
4
, uses assembler code
tuned for Intel MMX platform)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
...
...
@@ -186,10 +186,10 @@ Files in this distribution:
makefile.intel => Intel C/C++ version 4.0 and later
libpng.icc => Project file, IBM VisualAge/C++ 4.0 or later
makefile.sgi => Silicon Graphics IRIX (cc, creates static lib)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta1
3
)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.2.1.0.7beta1
4
)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile
(gcc, creates libpng.so.2.1.0.7beta1
3
)
(gcc, creates libpng.so.2.1.0.7beta1
4
)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.mips => MIPS makefile
makefile.acorn => Acorn makefile
...
...
Y2KINFO
浏览文件 @
fc4a143e
Y2K compliance in libpng:
=========================
May 1
6
, 2000
May 1
7
, 2000
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
upward through 1.0.7beta1
3
are Y2K compliant. It is my belief that earlier
upward through 1.0.7beta1
4
are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer
...
...
configure
浏览文件 @
fc4a143e
echo "
There is no \"configure\" script for Libpng-1.0.7beta1
3
. Instead, please
There is no \"configure\" script for Libpng-1.0.7beta1
4
. Instead, please
copy the appropriate makefile for your system from the \"scripts\"
directory. Read the INSTALL file for more details.
"
...
...
example.c
浏览文件 @
fc4a143e
...
...
@@ -566,7 +566,7 @@ void write_png(char *file_name /* , ... other image information ... */)
{
/* If we get here, we had a problem reading the file */
fclose
(
fp
);
png_destroy_write_struct
(
&
png_ptr
,
(
png_infopp
)
info_ptr
);
png_destroy_write_struct
(
&
png_ptr
,
&
info_ptr
);
return
;
}
...
...
@@ -762,7 +762,7 @@ void write_png(char *file_name /* , ... other image information ... */)
png_free
(
png_ptr
,
trans
);
/* clean up after the write, and free any memory allocated */
png_destroy_write_struct
(
&
png_ptr
,
(
png_infopp
)
info_ptr
);
png_destroy_write_struct
(
&
png_ptr
,
&
info_ptr
);
/* close the file */
fclose
(
fp
);
...
...
libpng.3
浏览文件 @
fc4a143e
.TH LIBPNG 3 "May 1
6
, 2000"
.TH LIBPNG 3 "May 1
7
, 2000"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta1
3
libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta1
4
.SH SYNOPSIS
\fI\fB
...
...
@@ -488,6 +488,10 @@ libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta13
\fI\fB
\fBvoid png_set_invalid (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, int \fImask\fP\fB);\fP
\fI\fB
\fBvoid png_set_invert_alpha (png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
...
...
@@ -743,7 +747,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
.SH LIBPNG.TXT
libpng.txt - A description on how to use and modify libpng
libpng version 1.0.7beta1
3 - May 16
, 2000
libpng version 1.0.7beta1
4 - May 17
, 2000
Updated and distributed by Glenn Randers-Pehrson
<randeg@alum.rpi.edu>
Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
...
...
@@ -1922,7 +1926,7 @@ When you are done, you can free all memory allocated by libpng like this:
&end_info);
It is also possible to individually free the info_ptr members that
point to libpng-allocated storage with the following function
s
:
point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, n)
mask - identifies data to be freed, a mask
...
...
@@ -1937,7 +1941,7 @@ point to libpng-allocated storage with the following functions:
n - sequence number of item to be freed
(-1 for all items)
Th
ese functions
may be safely called when the relevant storage has
Th
is function
may be safely called when the relevant storage has
already been freed, or has not yet been allocated, or was allocated
by the user and not by libpng, and will in those
cases do nothing. The "n" parameter is ignored if only one item
...
...
@@ -1982,6 +1986,23 @@ the key member, and png_free_data() will free only text_ptr.key. Similarly,
if you transfer responsibility for free'ing text_ptr from libpng to your
application, your application must not separately free those members.
The png_free_data() function will turn off the "valid" flag for anything
it frees. If you need to turn the flag off for a chunk that was freed by your
application instead of by libpng, you can use
png_set_invalid(png_ptr, info_ptr, mask);
mask - identifies the chunks to be made invalid,
containing the logical OR of one or
more of
PNG_INFO_gAMA, PNG_INFO_sBIT,
PNG_INFO_cHRM, PNG_INFO_PLTE,
PNG_INFO_tRNS, PNG_INFO_bKGD,
PNG_INFO_hIST, PNG_INFO_pHYs,
PNG_INFO_oFFs, PNG_INFO_tIME,
PNG_INFO_pCAL, PNG_INFO_sRGB,
PNG_INFO_iCCP, PNG_INFO_sPLT,
PNG_INFO_sCAL, PNG_INFO_IDAT
For a more compact example of reading a PNG image, see the file example.c.
.SS Reading PNG files progressively
...
...
@@ -2880,7 +2901,7 @@ When you are done, you can free all memory used by libpng like this:
png_destroy_write_struct(&png_ptr, &info_ptr);
It is also possible to individually free the info_ptr members that
point to libpng-allocated storage with the following function
s
:
point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, n)
mask - identifies data to be freed, a mask
...
...
@@ -2895,7 +2916,7 @@ point to libpng-allocated storage with the following functions:
n - sequence number of item to be freed
(-1 for all items)
Th
ese functions
may be safely called when the relevant storage has
Th
is function
may be safely called when the relevant storage has
already been freed, or has not yet been allocated, or was allocated
by the user and not by libpng, and will in those
cases do nothing. The "n" parameter is ignored if only one item
...
...
@@ -3356,13 +3377,13 @@ application:
.SH VII. Y2K Compliance in libpng
May 1
6
, 2000
May 1
7
, 2000
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
upward through 1.0.7beta1
3
are Y2K compliant. It is my belief that earlier
upward through 1.0.7beta1
4
are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that
...
...
@@ -3503,7 +3524,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.0.7beta1
3 - May 16
, 2000:
Libpng version 1.0.7beta1
4 - May 17
, 2000:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (randeg@alum.rpi.edu).
...
...
@@ -3518,7 +3539,7 @@ Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
Copyright (c) 1996, 1997 Andreas Dilger
(libpng versions 0.89c, May 1996, through 0.96, May 1997)
Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
(libpng versions 0.97, January 1998, through 1.0.7beta1
3, May 16
, 2000)
(libpng versions 0.97, January 1998, through 1.0.7beta1
4, May 17
, 2000)
For the purposes of this copyright and license, "Contributing Authors"
is defined as the following set of individuals:
...
...
libpng.txt
浏览文件 @
fc4a143e
libpng.txt - A description on how to use and modify libpng
libpng version 1.0.7beta1
3 - May 16
, 2000
libpng version 1.0.7beta1
4 - May 17
, 2000
Updated and distributed by Glenn Randers-Pehrson
<randeg@alum.rpi.edu>
Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
...
...
@@ -1179,7 +1179,7 @@ When you are done, you can free all memory allocated by libpng like this:
&end_info);
It is also possible to individually free the info_ptr members that
point to libpng-allocated storage with the following function
s
:
point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, n)
mask - identifies data to be freed, a mask
...
...
@@ -1194,7 +1194,7 @@ point to libpng-allocated storage with the following functions:
n - sequence number of item to be freed
(-1 for all items)
Th
ese functions
may be safely called when the relevant storage has
Th
is function
may be safely called when the relevant storage has
already been freed, or has not yet been allocated, or was allocated
by the user and not by libpng, and will in those
cases do nothing. The "n" parameter is ignored if only one item
...
...
@@ -1239,6 +1239,23 @@ the key member, and png_free_data() will free only text_ptr.key. Similarly,
if you transfer responsibility for free'ing text_ptr from libpng to your
application, your application must not separately free those members.
The png_free_data() function will turn off the "valid" flag for anything
it frees. If you need to turn the flag off for a chunk that was freed by your
application instead of by libpng, you can use
png_set_invalid(png_ptr, info_ptr, mask);
mask - identifies the chunks to be made invalid,
containing the logical OR of one or
more of
PNG_INFO_gAMA, PNG_INFO_sBIT,
PNG_INFO_cHRM, PNG_INFO_PLTE,
PNG_INFO_tRNS, PNG_INFO_bKGD,
PNG_INFO_hIST, PNG_INFO_pHYs,
PNG_INFO_oFFs, PNG_INFO_tIME,
PNG_INFO_pCAL, PNG_INFO_sRGB,
PNG_INFO_iCCP, PNG_INFO_sPLT,
PNG_INFO_sCAL, PNG_INFO_IDAT
For a more compact example of reading a PNG image, see the file example.c.
Reading PNG files progressively
...
...
@@ -2137,7 +2154,7 @@ When you are done, you can free all memory used by libpng like this:
png_destroy_write_struct(&png_ptr, &info_ptr);
It is also possible to individually free the info_ptr members that
point to libpng-allocated storage with the following function
s
:
point to libpng-allocated storage with the following function:
png_free_data(png_ptr, info_ptr, mask, n)
mask - identifies data to be freed, a mask
...
...
@@ -2152,7 +2169,7 @@ point to libpng-allocated storage with the following functions:
n - sequence number of item to be freed
(-1 for all items)
Th
ese functions
may be safely called when the relevant storage has
Th
is function
may be safely called when the relevant storage has
already been freed, or has not yet been allocated, or was allocated
by the user and not by libpng, and will in those
cases do nothing. The "n" parameter is ignored if only one item
...
...
@@ -2613,13 +2630,13 @@ application:
VII. Y2K Compliance in libpng
May 1
6
, 2000
May 1
7
, 2000
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
upward through 1.0.7beta1
3
are Y2K compliant. It is my belief that earlier
upward through 1.0.7beta1
4
are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that
...
...
libpngpf.3
浏览文件 @
fc4a143e
.TH LIBPNGPF 3 "May 1
6
, 2000"
.TH LIBPNGPF 3 "May 1
7
, 2000"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta1
3
libpng \- Portable Network Graphics (PNG) Reference Library 1.0.7beta1
4
(private functions)
.SH SYNOPSIS
\fB#include <png.h>\fP
...
...
png.5
浏览文件 @
fc4a143e
.TH PNG 5 "May 1
6
, 2000"
.TH PNG 5 "May 1
7
, 2000"
.SH NAME
png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION
...
...
png.c
浏览文件 @
fc4a143e
/* png.c - location for general purpose libpng functions
*
* libpng version 1.0.7beta1
3 - May 16
, 2000
* libpng version 1.0.7beta1
4 - May 17
, 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_7beta1
3
Your_png_h_is_not_version_1_0_7beta13
;
typedef
version_1_0_7beta1
4
Your_png_h_is_not_version_1_0_7beta14
;
/* 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
]
=
"1.0.7beta1
3
"
;
char
png_libpng_ver
[
12
]
=
"1.0.7beta1
4
"
;
/* png_sig was changed to a function in version 1.0.5c */
/* Place to hold the signature string for a PNG file. */
...
...
@@ -289,14 +289,14 @@ png_free_data(png_structp png_ptr, png_infop info_ptr, png_uint_32 mask, int num
#if defined(PNG_TEXT_SUPPORTED)
/* free text item num or (if num == -1) all text items */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
info_ptr
->
free_me
&
PNG_FREE_TEXT
)
if
(
(
mask
&
PNG_FREE_TEXT
)
&
info_ptr
->
free_me
)
#else
if
(
mask
&
PNG_FREE_TEXT
)
#endif
{
if
(
num
!=
-
1
)
{
if
(
info_ptr
->
text
[
num
].
key
)
if
(
info_ptr
->
text
&&
info_ptr
->
text
[
num
].
key
)
{
png_free
(
png_ptr
,
info_ptr
->
text
[
num
].
key
);
info_ptr
->
text
[
num
].
key
=
NULL
;
...
...
@@ -304,15 +304,12 @@ if (mask & PNG_FREE_TEXT)
}
else
{
if
(
info_ptr
->
text
!=
NULL
)
{
int
i
;
for
(
i
=
0
;
i
<
info_ptr
->
num_text
;
i
++
)
png_free_data
(
png_ptr
,
info_ptr
,
PNG_FREE_TEXT
,
i
);
png_free
(
png_ptr
,
info_ptr
->
text
);
info_ptr
->
text
=
NULL
;
info_ptr
->
num_text
=
0
;
}
}
}
#endif
...
...
@@ -320,94 +317,82 @@ if (mask & PNG_FREE_TEXT)
#if defined(PNG_tRNS_SUPPORTED)
/* free any tRNS entry */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
PNG_FREE_TRNS
&
info_ptr
->
free_me
)
if
(
(
mask
&
PNG_FREE_TRNS
)
&
info_ptr
->
free_me
)
#else
if
((
mask
&
PNG_FREE_TRNS
)
&&
(
png_ptr
->
flags
&
PNG_FLAG_FREE_TRNS
))
#endif
{
if
(
info_ptr
->
valid
&
PNG_INFO_tRNS
)
{
png_free
(
png_ptr
,
info_ptr
->
trans
);
info_ptr
->
valid
&=
~
PNG_INFO_tRNS
;
}
png_free
(
png_ptr
,
info_ptr
->
trans
);
info_ptr
->
valid
&=
~
PNG_INFO_tRNS
;
}
#endif
#if defined(PNG_sCAL_SUPPORTED)
/* free any sCAL entry */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
PNG_FREE_SCAL
&
info_ptr
->
free_me
)
if
(
(
mask
&
PNG_FREE_SCAL
)
&
info_ptr
->
free_me
)
#else
if
(
mask
&
PNG_FREE_SCAL
)
#endif
{
if
(
info_ptr
->
valid
&
PNG_INFO_sCAL
)
{
#if defined(PNG_FIXED_POINT_SUPPORTED) && !defined(PNG_FLOATING_POINT_SUPPORTED)
png_free
(
png_ptr
,
info_ptr
->
scal_s_width
);
png_free
(
png_ptr
,
info_ptr
->
scal_s_height
);
png_free
(
png_ptr
,
info_ptr
->
scal_s_width
);
png_free
(
png_ptr
,
info_ptr
->
scal_s_height
);
#endif
info_ptr
->
valid
&=
~
PNG_INFO_sCAL
;
}
info_ptr
->
valid
&=
~
PNG_INFO_sCAL
;
}
#endif
#if defined(PNG_pCAL_SUPPORTED)
/* free any pCAL entry */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
PNG_FREE_PCAL
&
info_ptr
->
free_me
)
if
(
(
mask
&
PNG_FREE_PCAL
)
&
info_ptr
->
free_me
)
#else
if
(
mask
&
PNG_FREE_PCAL
)
#endif
{
if
(
info_ptr
->
valid
&
PNG_INFO_pCAL
)
{
png_free
(
png_ptr
,
info_ptr
->
pcal_purpose
);
png_free
(
png_ptr
,
info_ptr
->
pcal_units
);
if
(
info_ptr
->
pcal_params
!=
NULL
)
{
int
i
;
for
(
i
=
0
;
i
<
(
int
)
info_ptr
->
pcal_nparams
;
i
++
)
{
png_free
(
png_ptr
,
info_ptr
->
pcal_params
[
i
]);
}
png_free
(
png_ptr
,
info_ptr
->
pcal_params
);
info_ptr
->
valid
&=
~
PNG_INFO_pCAL
;
}
}
png_free
(
png_ptr
,
info_ptr
->
pcal_purpose
);
png_free
(
png_ptr
,
info_ptr
->
pcal_units
);
if
(
info_ptr
->
pcal_params
!=
NULL
)
{
int
i
;
for
(
i
=
0
;
i
<
(
int
)
info_ptr
->
pcal_nparams
;
i
++
)
png_free
(
png_ptr
,
info_ptr
->
pcal_params
[
i
]);
png_free
(
png_ptr
,
info_ptr
->
pcal_params
);
}
info_ptr
->
valid
&=
~
PNG_INFO_pCAL
;
}
#endif
#if defined(PNG_iCCP_SUPPORTED)
/* free any iCCP entry */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
PNG_FREE_ICCP
&
info_ptr
->
free_me
)
if
(
(
mask
&
PNG_FREE_ICCP
)
&
info_ptr
->
free_me
)
#else
if
(
mask
&
PNG_FREE_ICCP
)
#endif
{
if
(
info_ptr
->
valid
&
PNG_INFO_iCCP
)
{
png_free
(
png_ptr
,
info_ptr
->
iccp_name
);
png_free
(
png_ptr
,
info_ptr
->
iccp_profile
);
info_ptr
->
valid
&=
~
PNG_INFO_iCCP
;
}
png_free
(
png_ptr
,
info_ptr
->
iccp_name
);
png_free
(
png_ptr
,
info_ptr
->
iccp_profile
);
info_ptr
->
valid
&=
~
PNG_INFO_iCCP
;
}
#endif
#if defined(PNG_sPLT_SUPPORTED)
/* free a given sPLT entry, or (if num == -1) all sPLT entries */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
PNG_FREE_SPLT
&
info_ptr
->
free_me
)
if
(
(
mask
&
PNG_FREE_SPLT
)
&
info_ptr
->
free_me
)
#else
if
(
mask
&
PNG_FREE_SPLT
)
#endif
{
if
(
num
!=
-
1
)
{
png_free
(
png_ptr
,
info_ptr
->
splt_palettes
[
num
].
name
);
png_free
(
png_ptr
,
info_ptr
->
splt_palettes
[
num
].
entries
);
info_ptr
->
valid
&=
~
PNG_INFO_sPLT
;
if
(
info_ptr
->
splt_palettes
)
{
png_free
(
png_ptr
,
info_ptr
->
splt_palettes
[
num
].
name
);
png_free
(
png_ptr
,
info_ptr
->
splt_palettes
[
num
].
entries
);
}
}
else
{
...
...
@@ -420,21 +405,25 @@ if (mask & PNG_FREE_SPLT)
png_free
(
png_ptr
,
info_ptr
->
splt_palettes
);
info_ptr
->
splt_palettes_num
=
0
;
}
info_ptr
->
valid
&=
~
PNG_INFO_sPLT
;
}
}
#endif
#if defined(PNG_UNKNOWN_CHUNKS_SUPPORTED)
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
info_ptr
->
free_me
&
PNG_FREE_UNKN
)
if
(
(
mask
&
PNG_FREE_UNKN
)
&
info_ptr
->
free_me
)
#else
if
(
mask
&
PNG_FREE_UNKN
)
#endif
{
if
(
num
!=
-
1
)
{
png_free
(
png_ptr
,
info_ptr
->
unknown_chunks
[
num
].
data
);
info_ptr
->
unknown_chunks
[
num
].
data
=
NULL
;
if
(
info_ptr
->
unknown_chunks
)
{
png_free
(
png_ptr
,
info_ptr
->
unknown_chunks
[
num
].
data
);
info_ptr
->
unknown_chunks
[
num
].
data
=
NULL
;
}
}
else
{
...
...
@@ -455,38 +444,32 @@ if (mask & PNG_FREE_UNKN)
#if defined(PNG_hIST_SUPPORTED)
/* free any hIST entry */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
PNG_FREE_HIST
&
info_ptr
->
free_me
)
if
(
(
mask
&
PNG_FREE_HIST
)
&
info_ptr
->
free_me
)
#else
if
((
mask
&
PNG_FREE_HIST
)
&&
(
png_ptr
->
flags
&
PNG_FLAG_FREE_HIST
))
#endif
{
if
(
info_ptr
->
valid
&
PNG_INFO_hIST
)
{
png_free
(
png_ptr
,
info_ptr
->
hist
);
info_ptr
->
valid
&=
~
PNG_INFO_hIST
;
}
png_free
(
png_ptr
,
info_ptr
->
hist
);
info_ptr
->
valid
&=
~
PNG_INFO_hIST
;
}
#endif
/* free any PLTE entry that was internally allocated */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
PNG_FREE_PLTE
&
info_ptr
->
free_me
)
if
(
(
mask
&
PNG_FREE_PLTE
)
&
info_ptr
->
free_me
)
#else
if
((
mask
&
PNG_FREE_PLTE
)
&&
(
png_ptr
->
flags
&
PNG_FLAG_FREE_PLTE
))
#endif
{
if
(
info_ptr
->
valid
&
PNG_INFO_PLTE
)
{
png_zfree
(
png_ptr
,
info_ptr
->
palette
);
info_ptr
->
valid
&=
~
(
PNG_INFO_PLTE
);
info_ptr
->
num_palette
=
0
;
}
png_zfree
(
png_ptr
,
info_ptr
->
palette
);
info_ptr
->
valid
&=
~
PNG_INFO_PLTE
;
info_ptr
->
num_palette
=
0
;
}
#if defined(PNG_INFO_IMAGE_SUPPORTED)
/* free any image bits attached to the info structure */
#ifdef PNG_FREE_ME_SUPPORTED
if
(
mask
&
info_ptr
->
free_me
&
PNG_FREE_ROWS
)
if
(
(
mask
&
PNG_FREE_ROWS
)
&
info_ptr
->
free_me
)
#else
if
(
mask
&
PNG_FREE_ROWS
)
#endif
...
...
@@ -499,8 +482,10 @@ if (mask & PNG_FREE_ROWS)
png_free
(
png_ptr
,
info_ptr
->
row_pointers
);
info_ptr
->
row_pointers
=
NULL
;
}
info_ptr
->
valid
&=
~
PNG_INFO_IDAT
;
}
#endif
#ifdef PNG_FREE_ME_SUPPORTED
if
(
num
==
-
1
)
info_ptr
->
free_me
&=
~
mask
;
...
...
@@ -606,7 +591,7 @@ png_charp PNGAPI
png_get_copyright
(
png_structp
png_ptr
)
{
if
(
png_ptr
!=
NULL
||
png_ptr
==
NULL
)
/* silence compiler warning */
return
(
"
\n
libpng version 1.0.7beta1
3 - May 16
, 2000
\n
\
return
(
"
\n
libpng version 1.0.7beta1
4 - May 17
, 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
"
);
...
...
@@ -624,8 +609,8 @@ 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
(
"1.0.7beta1
3
"
);
return
(
"1.0.7beta1
3
"
);
return
(
"1.0.7beta1
4
"
);
return
(
"1.0.7beta1
4
"
);
}
png_charp
PNGAPI
...
...
png.h
浏览文件 @
fc4a143e
/* png.h - header file for PNG reference library
*
* libpng version 1.0.7beta1
3 - May 16
, 2000
* libpng version 1.0.7beta1
4 - May 17
, 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
...
...
@@ -9,7 +9,7 @@
* 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 1.0.7beta1
3 - May 16
, 2000: Glenn
* libpng versions 0.97, January 1998, through 1.0.7beta1
4 - May 17
, 2000: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
...
...
@@ -87,7 +87,7 @@
* Copyright (c) 1996, 1997 Andreas Dilger
* (libpng versions 0.89c, June 1996, through 0.96, May 1997)
* Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
* (libpng versions 0.97, January 1998, through 1.0.7beta1
3, May 16
, 2000)
* (libpng versions 0.97, January 1998, through 1.0.7beta1
4, May 17
, 2000)
*
* For the purposes of this copyright and license, "Contributing Authors"
* is defined as the following set of individuals:
...
...
@@ -162,13 +162,13 @@
* Y2K compliance in libpng:
* =========================
*
* May 1
6
, 2000
* May 1
7
, 2000
*
* 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
* upward through 1.0.7beta1
3
are Y2K compliant. It is my belief that earlier
* upward through 1.0.7beta1
4
are Y2K compliant. It is my belief that earlier
* versions were also Y2K compliant.
*
* Libpng only has three year fields. One is a 2-byte unsigned integer
...
...
@@ -224,7 +224,7 @@
*/
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.0.7beta1
3
"
#define PNG_LIBPNG_VER_STRING "1.0.7beta1
4
"
#define PNG_LIBPNG_VER_SONUM 2
...
...
@@ -234,7 +234,7 @@
#define PNG_LIBPNG_VER_RELEASE 7
/* This should match the numeric part of the final component of
* PNG_LIBPNG_VER_STRING, omitting any leading zero: */
#define PNG_LIBPNG_VER_BUILD 1
3
#define PNG_LIBPNG_VER_BUILD 1
4
/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
* We must not include leading zeros.
...
...
@@ -1123,9 +1123,9 @@ struct png_struct_def
};
/* This prevents a compiler error in png_get_copyright() in png.c if png.c
and png.h are both at * version 1.0.7beta1
3
and png.h are both at * version 1.0.7beta1
4
*/
typedef
png_structp
version_1_0_7beta1
3
;
typedef
png_structp
version_1_0_7beta1
4
;
typedef
png_struct
FAR
*
FAR
*
png_structpp
;
...
...
@@ -2077,6 +2077,12 @@ extern PNG_EXPORT(png_uint_32,png_get_unknown_chunks) PNGARG((png_structp
png_ptr
,
png_infop
info_ptr
,
png_unknown_chunkpp
entries
));
#endif
/* Png_free_data() will turn off the "valid" flag for anything it frees.
If you need to turn it off for a chunk that your application has freed,
you can use png_set_invalid(png_ptr, info_ptr, PNG_INFO_CHNK); */
extern
PNG_EXPORT
(
void
,
png_set_invalid
)
PNGARG
((
png_structp
png_ptr
,
png_infop
info_ptr
,
int
mask
));
#if defined(PNG_INFO_IMAGE_SUPPORTED)
/* The "params" pointer is currently not used and is for future expansion. */
extern
PNG_EXPORT
(
void
,
png_read_png
)
PNGARG
((
png_structp
png_ptr
,
...
...
@@ -2138,7 +2144,7 @@ extern PNG_EXPORT(png_charp,png_get_header_version) PNGARG((png_structp png_ptr)
extern
PNG_EXPORT
(
png_charp
,
png_get_libpng_ver
)
PNGARG
((
png_structp
png_ptr
));
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.0.7beta1
3 - May 16
, 2000 (header)\n"
" libpng version 1.0.7beta1
4 - May 17
, 2000 (header)\n"
#ifdef PNG_READ_COMPOSITE_NODIV_SUPPORTED
/* With these routines we avoid an integer divide, which will be slower on
...
...
pngasmrd.h
浏览文件 @
fc4a143e
/* pngasmrd.h - assembler version of utilities to read a PNG file
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 2000
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1999, 2000 Glenn Randers-Pehrson
*
...
...
pngconf.h
浏览文件 @
fc4a143e
/* pngconf.h - machine configurable file for libpng
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngerror.c
浏览文件 @
fc4a143e
/* pngerror.c - stub functions for i/o and memory allocation
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pnggccrd.c
浏览文件 @
fc4a143e
...
...
@@ -6,7 +6,7 @@
* and http://www.intel.com/drg/pentiumII/appnotes/923/923.htm
* for Intel's performance analysis of the MMX vs. non-MMX code.
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 2000
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998, Intel Corporation
* Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
...
...
pngget.c
浏览文件 @
fc4a143e
/* pngget.c - retrieval of values from info struct
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngmem.c
浏览文件 @
fc4a143e
/* pngmem.c - stub functions for memory allocation
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngpread.c
浏览文件 @
fc4a143e
/* pngpread.c - read a png file in push mode
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngread.c
浏览文件 @
fc4a143e
/* pngread.c - read a PNG file
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
@@ -697,7 +697,7 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
* not called png_set_interlace_handling(), the display_row buffer will
* be ignored, so pass NULL to it.
*
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta1
3
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta1
4
*/
void
PNGAPI
...
...
@@ -746,7 +746,7 @@ png_read_rows(png_structp png_ptr, png_bytepp row,
* only call this function once. If you desire to have an image for
* each pass of a interlaced image, use png_read_rows() instead.
*
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta1
3
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.0.7beta1
4
*/
void
PNGAPI
png_read_image
(
png_structp
png_ptr
,
png_bytepp
image
)
...
...
pngrio.c
浏览文件 @
fc4a143e
/* pngrio.c - functions for data input
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngrtran.c
浏览文件 @
fc4a143e
/* pngrtran.c - transforms the data in a row for PNG readers
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngrutil.c
浏览文件 @
fc4a143e
/* pngrutil.c - utilities to read a PNG file
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngset.c
浏览文件 @
fc4a143e
/* pngset.c - storage of image information into info struct
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
@@ -802,15 +802,16 @@ void PNGAPI
png_set_rows
(
png_structp
png_ptr
,
png_infop
info_ptr
,
png_bytepp
row_pointers
)
{
png_debug1
(
1
,
"in %s storage function
\n
"
,
"rows"
);
if
(
png_ptr
==
NULL
||
info_ptr
==
NULL
)
return
;
if
(
info_ptr
->
row_pointers
&&
(
info_ptr
->
row_pointers
!=
row_pointers
))
{
png_free_data
(
png_ptr
,
info_ptr
,
PNG_FREE_ROWS
,
0
);
info_ptr
->
row_pointers
=
row_pointers
;
}
info_ptr
->
valid
|=
PNG_INFO_IDAT
;
info_ptr
->
row_pointers
=
row_pointers
;
if
(
row_pointers
)
info_ptr
->
valid
|=
PNG_INFO_IDAT
;
}
#endif
...
...
@@ -824,3 +825,10 @@ png_set_compression_buffer_size(png_structp png_ptr, png_uint_32 size)
png_ptr
->
zstream
.
next_out
=
png_ptr
->
zbuf
;
png_ptr
->
zstream
.
avail_out
=
(
uInt
)
png_ptr
->
zbuf_size
;
}
void
PNGAPI
png_set_invalid
(
png_structp
png_ptr
,
png_infop
info_ptr
,
int
mask
)
{
if
(
png_ptr
&&
info_ptr
)
info_ptr
->
valid
&=
~
(
mask
);
}
pngtest.c
浏览文件 @
fc4a143e
/* pngtest.c - a simple test program to test libpng
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
@@ -1380,4 +1380,4 @@ main(int argc, char *argv[])
}
/* Generate a compiler error if there is an old png.h in the search path. */
typedef
version_1_0_7beta1
3
your_png_h_is_not_version_1_0_7beta13
;
typedef
version_1_0_7beta1
4
your_png_h_is_not_version_1_0_7beta14
;
pngtrans.c
浏览文件 @
fc4a143e
/* pngtrans.c - transforms the data in a row (used by both readers and writers)
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngvcrd.c
浏览文件 @
fc4a143e
...
...
@@ -2,7 +2,7 @@
*
* For Intel x86 CPU and Microsoft Visual C++ compiler
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 2000
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998, Intel Corporation
* Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
...
...
pngwio.c
浏览文件 @
fc4a143e
/* pngwio.c - functions for data output
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngwrite.c
浏览文件 @
fc4a143e
/* pngwrite.c - general routines to write a PNG file
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngwtran.c
浏览文件 @
fc4a143e
/* pngwtran.c - transforms the data in a row for PNG writers
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
pngwutil.c
浏览文件 @
fc4a143e
/* pngwutil.c - utilities to write a PNG file
*
* libpng 1.0.7beta1
3 - May 16
, 2000
* libpng 1.0.7beta1
4 - May 17
, 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
...
...
scripts/makefile.beos
浏览文件 @
fc4a143e
...
...
@@ -31,7 +31,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
# have to change it.
PNGMAJ
=
2
PNGMIN
=
1.0.7beta1
3
PNGMIN
=
1.0.7beta1
4
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
# where make install puts libpng.a, libpng.so*, and png.h
...
...
scripts/makefile.dec
浏览文件 @
fc4a143e
...
...
@@ -14,7 +14,7 @@ ZLIBINC=../zlib
# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
# have to change it.
PNGMAJ
=
2
PNGMIN
=
1.0.7beta1
3
PNGMIN
=
1.0.7beta1
4
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
CC
=
cc
...
...
scripts/makefile.gcmmx
浏览文件 @
fc4a143e
...
...
@@ -34,7 +34,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
# have to change it.
PNGMAJ
=
2
PNGMIN
=
1.0.7beta1
3
PNGMIN
=
1.0.7beta1
4
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
INCPATH
=
$(prefix)
/include
...
...
scripts/makefile.linux
浏览文件 @
fc4a143e
...
...
@@ -34,7 +34,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
# have to change it.
PNGMAJ
=
2
PNGMIN
=
1.0.7beta1
3
PNGMIN
=
1.0.7beta1
4
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
INCPATH
=
$(prefix)
/include
...
...
scripts/makefile.sco
浏览文件 @
fc4a143e
...
...
@@ -25,7 +25,7 @@ RANLIB=echo
# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
# have to change it.
PNGMAJ
=
2
PNGMIN
=
1.0.7beta1
3
PNGMIN
=
1.0.7beta1
4
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
INCPATH
=
$(prefix)
/include
...
...
scripts/makefile.sggcc
浏览文件 @
fc4a143e
...
...
@@ -19,8 +19,8 @@ CFLAGS=-I$(ZLIBINC) -O2 $(WARNMORE) -fPIC -mabi=n32 # -g -DPNG_DEBUG=5
LDFLAGS
=
-L
.
-L
$(ZLIBLIB)
-lpng
-lz
-lm
LDSHARED
=
gcc
-shared
VER
=
1.0.7beta1
3
LIBS
=
libpng.so.1.0.7beta1
3
VER
=
1.0.7beta1
4
LIBS
=
libpng.so.1.0.7beta1
4
SHAREDLIB
=
libpng.so
libdir
=
$(prefix)
/lib32
...
...
scripts/makefile.solaris
浏览文件 @
fc4a143e
...
...
@@ -31,7 +31,7 @@ RANLIB=echo
# read libpng.txt or png.h to see why PNGMAJ is 2. You should not
# have to change it.
PNGMAJ
=
2
PNGMIN
=
1.0.7beta1
3
PNGMIN
=
1.0.7beta1
4
PNGVER
=
$(PNGMAJ)
.
$(PNGMIN)
INCPATH
=
$(prefix)
/include
...
...
scripts/pngdef.pas
浏览文件 @
fc4a143e
...
...
@@ -5,7 +5,7 @@ unit pngdef;
interface
const
PNG_LIBPNG_VER_STRING
=
'1.0.7beta1
3
'
;
PNG_LIBPNG_VER_STRING
=
'1.0.7beta1
4
'
;
PNG_LIBPNG_VER
=
10007
;
type
...
...
@@ -510,6 +510,9 @@ procedure png_set_hIST(png_ptr: png_structp; info_ptr: png_infop;
stdcall
;
function
png_set_interlace_handling
(
png_ptr
:
png_structp
):
int
;
stdcall
;
procedure
png_set_invalid
(
png_ptr
:
png_structp
;
info_ptr
:
png_infop
;
mask
:
int
);
stdcall
;
procedure
png_set_invert_alpha
(
png_ptr
:
png_structp
);
stdcall
;
procedure
png_set_invert_mono
(
png_ptr
:
png_structp
);
...
...
scripts/pngos2.def
浏览文件 @
fc4a143e
...
...
@@ -38,6 +38,7 @@ EXPORTS
png_build_grayscale_palette
png_set_strip_alpha
png_set_swap_alpha
png_set_invalid
png_set_invert_alpha
png_set_filler
png_set_swap
...
...
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