Restored scripts/makefile.elf which was inadvertently deleted.
version 1.2.9beta6 [March 6, 2006]
- Fixed typo (20) in configuration files.
+ Fixed typo (RELEASE) in configuration files.
version 1.2.9beta7 [March 7, 2006]
Removed libpng.vers and libpng.sym from libpng12_la_SOURCES in Makefile.am
Added scripts/makefile.nommx
version 1.2.15rc3 [December 25, 2006]
- Fixed shared library numbering error that was intruduced in 1.2.15beta6.
+ Fixed shared library numbering error that was introduced in 1.2.15beta6.
version 1.2.15rc4 [December 27, 2006]
Fixed handling of rgb_to_gray when png_ptr->color.gray isn't set.
version 1.2.15rc5 [December 31, 2006]
Revised handling of rgb_to_gray.
-version 1.2.15 [January 5, 2007]
+version 1.0.23, 1.2.15 [January 5, 2007]
Added some (unsigned long) typecasts in pngtest.c to avoid printing errors.
version 1.2.16beta1 [January 6, 2007]
version 1.2.16beta2 [January 16, 2007]
Revised scripts/CMakeLists.txt
-version 1.2.16 [January 31, 2007]
+version 1.0.24, 1.2.16 [January 31, 2007]
No changes.
version 1.2.17beta1 [March 6, 2007]
version 1.2.20beta01 [August 19, 2007]
Fixed problem with compiling pnggccrd.c on Intel-Apple platforms.
+ Changed png_malloc() to png_malloc_warn() in png_set_sPLT().
Added PNG_NO_ERROR_TEXT feature, with demo in contrib/pngminim
Removed define PNG_WARN_UNINITIALIZED_ROW 1 /* 0: warning; 1: error */
because it caused some trouble.
version 1.0.28 and 1.2.20 [September 8, 2007]
Removed "(NO READ SUPPORT)" from png_get_header_version() string.
+version 1.2.21beta1 [September 14, 2007]
+ Fixed various mistakes reported by George Cook and Jeff Phillips:
+ logical vs bitwise NOT in pngrtran.c, bug introduced in 1.2.19rc2
+ 16-bit cheap transparency expansion, bug introduced in 1.2.19beta2
+ errors with sizeof(unknown_chunk.name), bugs introduced in 1.2.19beta11
+ <= compare with unsigned var in pngset.c, should be ==.
+
+version 1.2.21beta2 [September 18, 2007]
+ Removed some extraneous typecasts.
+
+version 1.2.21rc1 [September 25, 2007]
+ Fixed potential out-of-bounds reads in png_handle_pCAL() and
+ png_handle_ztXt() ("flayer" results reported by Tavis Ormandy).
+
+version 1.2.21rc2 [September 26, 2007]
+ Fixed potential out-of-bounds reads in png_handle_sCAL(),
+ png_handle_iTXt(), and png_push_read_tEXt().
+ Remove some PNG_CONST declarations from pngwutil.c to avoid compiler warnings
+ Revised makefiles to update paths in libpng.pc properly.
+
+version 1.2.21rc3 [September 27, 2007]
+ Revised makefiles to update "Libs" in libpng.pc properly.
+
+version 1.0.29 and 1.2.21rc3 [October 4, 2007]
+ No changes.
+
+version 1.2.22beta1 [October 4, 2007]
+ Again, fixed logical vs bitwise NOT in pngrtran.c, bug introduced
+ in 1.2.19rc2
+
+version 1.2.22beta2 [October 5, 2007]
+ Fixed string length error in pngset.c (caused crashes while decoding iCCP)
+ Add terminating NULL after each instance of png_strncpy().
+
+version 1.2.22beta3 [October 6, 2007]
+ Fix two off-by-one terminating NULL after png_strncpy().
+
+version 1.2.22beta4 [October 7, 2007]
+ Changed some 0 to '\0'.
+
+version 1.0.30rc1 and 1.2.22rc1 [October 8, 2007]
+ No changes.
+
+version 1.0.30 and 1.2.22 [October 13, 2007]
+ No changes.
+
+version 1.2.23beta01 [October 15, 2007]
+ Reduced number of invocations of png_strlen() in pngset.c.
+ Changed [azAZ09_] to [_abcde...89] in Makefile.am for better localization.
+
+version 1.2.23beta02 [October 16, 2007]
+ Eliminated png_strncpy() and png_strcpy() (Pierre Poissinger)
+ Changed $AN to $(AN) in Makefile.am.
+
+version 1.2.23beta03 [October 16, 2007]
+ Fixed off-by-one error in pngset.c
+ Restore statement to set last character of buffer to \0 in pngerror.c
+
+version 1.2.23beta04 [October 23, 2007]
+ Reject attempt to set all-zero cHRM values.
+
+version 1.2.23beta05 [October 26, 2007]
+ Add missing quotes in projects/visualc6, lost in version 1.2.20rc3
+
+version 1.2.23rc01 [November 2, 2007]
+ No changes.
+
+version 1.2.23 [November 6, 2007]
+ No changes.
+
+version 1.2.24beta01 [November 19, 2007]
+ Moved misplaced test for malloc failure in png_set_sPLT(). This bug was
+ introduced in libpng-1.2.20beta01.
+ Ifdef out avg_row etc from png.h and pngwrite.c when PNG_NO_WRITE_FILTER
+ Do not use png_ptr->free_fn and png_ptr->mem_fn in png_destroy_read_struct()
+ when png_ptr is NULL (Marshall Clow).
+ Updated handling of symbol prefixes in Makefile.am and configure.ac (Mike
+ Frysinger).
+
+version 1.2.24beta02 [November 30, 2007]
+ Removed a useless test and fixed incorrect test in png_set_cHRM_fixed()
+ (David Hill).
+
+version 1.2.24rc01 [December 7, 2007]
+ No changes.
+
+version 1.2.24 [December 14, 2007]
+ Make sure not to redefine _BSD_SOURCE in pngconf.h
+ Revised gather.sh and makefile.std in contrib/pngminim to avoid compiling
+ unused files.
+
+version 1.2.25beta01 [January 7, 2008]
+ Fixed bug with unknown chunk handling, introduced in version 1.2.17rc2
+
+version 1.2.25beta02 [January 10, 2008]
+ Prevent gamma from being applied twice.
+
+version 1.2.25rc01 [January 17, 2008]
+ No changes.
+
+version 1.2.25beta03 [January 22, 2008]
+ Fixed some continue-after-malloc-failure errors in pngset.c (David Hill)
+ Check for info_ptr == NULL in png_read_info() and png_process_data().
+ Check for possible use of NULL user_png_ver[] in png_create_read_struct().
+ Change "if (swidth == NULL)" to "if (sheight == NULL)" in png_handle_sCAL
+ (bug introduced in libpng-1.2.4/1.0.13).
+ Return from png_destroy_read_struct() if png_ptr_ptr is NULL.
+ Fix overflow of "msg" in png_decompress_chunk().
+
+version 1.2.25beta04 [January 26, 2008]
+ Work around Coverity bug report by slightly refactoring
+ png_read_push_finish_row()
+
+version 1.2.25beta05 [January 31, 2008]
+ Added libpng-1.2.25beta05.tar.lzma to distribution. Get the lzma codec
+ from <http://tukaani.org/lzma>.
+ Added lp1225b05.7z to distribution. Get the 7-zip decoder from
+ from <http://www.7-zip.org>.
+ Fixed some broken links in the README file.
+
+version 1.2.25beta06 [February 6, 2008]
+ Refactored png_read_push_finish_row() again, trying to satisfy Coverity.
+ Fixed potential NULL dereference of png_ptr in png_destroy_write_struct();
+ clarified potential NULL dereference of png_ptr in png_destroy_read_struct();
+ fixed potential NULL dereference of info_ptr in png_handle_bKGD();
+ fixed potential NULL dereference of user_png_ver[] in
+ png_create_write_struct_2(). (Coverity)
+
+version 1.2.25rc02 [February 10, 2008]
+ Reset png_ptr->pass in png_read_push_finish_row() before break.
+ Changed "pass" from png_byte to int.
+
+version 1.2.25 and 1.0.31 [February 18, 2008]
+ No changes.
+
+version 1.2.26beta01 [February 21, 2008]
+ Added missing "(" in pngmem.c. Bug introduced in libpng-1.2.2/1.0.13
+
+version 1.2.26beta02 [March 12, 2008]
+ Refined error message returned from deflateInit2 in pngwutil.c
+ Check IHDR length in png_push_read_chunk() before saving it.
+
+version 1.2.26beta03 [March 16, 2008]
+ Revised contrib/gregbook to handle premature end-of-file and file
+ read errors correctly.
+
+version 1.2.26beta04 [March 18, 2008]
+ Free png_ptr->big_row_buf and png_ptr->prev_row before allocating
+ new copies in png_read_start_row(). Bug introduced in libpng-1.2.22.
+
+version 1.2.26beta05 [March 19, 2008]
+ Removed extra png_free() added in libpng-1.2.26beta04.
+
+version 1.2.26beta06 [March 19, 2008]
+ Avoid reallocating big_row_buf and prev_row when the size does not increase.
+
+version 1.2.26rc01 [March 26, 2008]
+ Ifdef out some code that is unused when interlacing is not supported.
+
+versions 1.0.32 and 1.2.26 [April 2, 2008]
+ No changes.
+
+version 1.2.27beta01 [April 12, 2008]
+ Fixed bug (introduced in libpng-1.0.5h) with handling zero-length
+ unknown chunks.
+ Added more information about png_set_keep_unknown_chunks() to the
+ documentation.
+ Reject tRNS chunk with out-of-range samples instead of masking off
+ the invalid high bits as done in since libpng-1.2.19beta5.
+
+version 1.2.27beta02 [April 13, 2008]
+ Revised documentation about unknown chunk and user chunk handling.
+ Keep tRNS chunk with out-of-range samples and issue a png_warning().
+
+version 1.2.27beta03 [April 14, 2008]
+ Added check for NULL ptr in TURBOC version of png_free_default().
+ Removed several unnecessary checks for NULL before calling png_free().
+ Revised png_set_tRNS() so that calling it twice removes and invalidates
+ the previous call.
+ Revised pngtest to check for out-of-range tRNS samples.
+
+version 1.2.27beta04 [April 18, 2008]
+ Added AC_LIBTOOL_WIN32_DLL to configure.ac
+ Rebuilt Makefile.in, aclocal.m4, and configure with autoconf-2.62
+
+version 1.2.27beta05 [April 19, 2008]
+ Added MAINTAINERCLEANFILES variable to Makefile.am
+
+version 1.2.27beta06 [April 21, 2008]
+ Avoid changing color_type from GRAY to RGB by
+ png_set_expand_gray_1_2_4_to_8().
+
+version 1.2.27rc01 [April 23, 2008]
+ Fix broken URL for rfc2083 in png.5 and libpng-*.txt
+
+version 1.0.33 and 1.2.27 [April 30, 2008]
+ No changes.
+
+version 1.0.34 and 1.2.28 [April 30, 2008]
+ Rebuilt Makefile.in, aclocal.m4, and configure with autoconf-2.61
+ due to backward incompatibilities.
+ Removed a stray object file from contrib/gregbook
+
+version 1.2.29beta01 [May 1, 2008]
+ Removed some stray *.diff and *.orig files
+
+version 1.2.29beta02 [May 1, 2008]
+ Reverted Makefile.in, aclocal.m4, and configure to the libpng-1.2.26
+ versions.
+
+version 1.2.29beta03 [May 2, 2008]
+ Added --force to autogen libtoolize options and --force-missing to
+ automake options.
+ Changed $(ECHO) to echo in Makefile.am and Makefile.in
+ Updated all configure files to autoconf-2.62
+ #ifdef out pnggcrd.c code if using MSC_VER
+
+version 1.2.29rc01 [May 4, 2008]
+ No changes.
+
+version 1.0.35 and 1.2.29 [May 8, 2008]
+ No changes.
+
+version 1.0.37 [May 9, 2008]
+ Updated Makefile.in and configure (omitted version 1.0.36).
+
+version 1.2.30beta01 [May 29, 2008]
+ Updated libpng.pc-configure.in and libpng-config.in per debian bug reports.
+
+version 1.2.30beta02 [June 25, 2008]
+ Restored png_flush(png_ptr) at the end of png_write_end(), that was
+ removed from libpng-1.0.9beta03.
+
+version 1.2.30beta03 [July 6, 2008]
+ Merged some cosmetic whitespace changes from libpng-1.4.0beta19.
+ Inline call of png_get_uint_32() in png_get_uint_31(), as in 1.4.0beta19.
+ Added demo of decoding vpAg and sTER chunks to pngtest.c, from 1.4.0beta19.
+ Changed PNGMAJ from 0 to 12 in makefile.darwin, which does not like 0.
+ Added new private function png_read_chunk_header() from 1.4.0beta19.
+ Merge reading of chunk length and chunk type into a single 8-byte read.
+ Merge writing of chunk length and chunk type into a single 8-byte write.
+
+version 1.2.30beta04 [July 10, 2008]
+ Merged more cosmetic whitespace changes from libpng-1.4.0beta19.
+
+version 1.0.38rc01, 1.2.30rc01 [December 18, 2008]
+ No changes.
+
+version 1.0.38rc02, 1.2.30rc02 [July 21, 2008]
+ Moved local array "chunkdata" from pngrutil.c to the png_struct, so
+ it will be freed by png_read_destroy() in case of a read error (Kurt
+ Christensen).
+
+version 1.0.38rc03, 1.2.30rc03 [July 21, 2008]
+ Changed "purpose" and "buffer" to png_ptr->chunkdata to avoid memory leaking.
+
+version 1.0.38rc04, 1.2.30rc04 [July 22, 2008]
+ Changed "chunkdata = NULL" to "png_ptr->chunkdata = NULL" several places in
+ png_decompress_chunk().
+
+version 1.0.38rc05, 1.2.30rc05 [July 25, 2008]
+ Changed all remaining "chunkdata" to "png_ptr->chunkdata" in
+ png_decompress_chunk() and remove chunkdata from parameter list.
+ Put a call to png_check_chunk_name() in png_read_chunk_header().
+ Revised png_check_chunk_name() to reject a name with a lowercase 3rd byte.
+ Removed two calls to png_check_chunk_name() occuring later in the process.
+
+version 1.0.38rc06, 1.2.30rc06 [July 29, 2008]
+ Added a call to png_check_chunk_name() in pngpread.c
+ Reverted png_check_chunk_name() to accept a name with a lowercase 3rd byte.
+
+version 1.0.38r07, 1.2.30r07 [August 2, 2008]
+ Changed "-Wall" to "-W -Wall" in the CFLAGS in all makefiles (Cosmin Truta)
+ Declared png_ptr "volatile" in pngread.c and pngwrite.c to avoid warnings.
+ Added code in pngset.c to quiet compiler warnings.
+ Updated contrib/visupng/cexcept.h to version 2.0.1
+ Relocated a misplaced "#endif /* PNG_NO_WRITE_FILTER */" in pngwutil.c
+
+version 1.0.38r08, 1.2.30r08 [August 2, 2008]
+ Enclose "volatile" declarations in #ifdef PNG_SETJMP_SUPPORTED (Cosmin).
+
+version 1.0.38, 1.2.30 [August 14, 2008]
+ No changes.
+
+version 1.2.31rc01 [August 19, 2008]
+ Removed extra crc check at the end of png_handle_cHRM(). Bug introduced
+ in libpng-1.2.30beta03 (Heiko Nitzsche).
+
+version 1.2.31rc02 [August 19, 2008]
+ Added PNG_WRITE_FLUSH_SUPPORTED block around new png_flush() call.
+
+version 1.2.31rc03 [August 19, 2008]
+ Added PNG_WRITE_FLUSH_AFTER_IEND_SUPPORTED block, off by default, around
+ new png_flush().
+
+version 1.0.39, 1.2.31 [August 21, 2008]
+ No changes.
+
+version 1.2.32beta01 [September 6, 2008]
+ Shortened tIME_string to 29 bytes in pngtest.c (bug introduced in
+ libpng-1.2.22).
+ Fixed off-by-one error introduced in png_push_read_zTXt() function in
+ libpng-1.2.30beta04/pngpread.c (Harald van Dijk)
+ These bugs have been given the vulnerability id CVE-2008-3964.
+
+version 1.0.40, 1.2.32 [September 18, 2008]
+ No changes.
+
+version 1.2.33beta01 [October 6, 2008]
+ Revised makefile.darwin to fix shared library numbering.
+ Change png_set_gray_1_2_4_to_8() to png_set_expand_gray_1_2_4_to_8()
+ in example.c (debian bug report)
+
+version 1.2.33rc01 [October 15, 2008]
+ No changes.
+
+version 1.0.41rc01, version 1.2.33rc02 [October 23, 2008]
+ Changed remaining "key" to "png_ptr->chunkdata" in png_handle_tEXt()
+ to avoid memory leak after memory failure while reading tEXt chunk.`
+
+version 1.2.33 [October 31, 2008]
+ No changes.
+
+version 1.2.34beta01 [November 27, 2008]
+ Revised png_warning() to write its message on standard output by default
+ when warning_fn is NULL. This was the behavior prior to libpng-1.2.9beta9.
+ Fixed string vs pointer-to-string error in png_check_keyword().
+ Added png_check_cHRM_fixed() in png.c and moved checking from pngget.c,
+ pngrutil.c, and pngwrite.c, and eliminated floating point cHRM checking.
+ Added check for zero-area RGB cHRM triangle in png_check_cHRM_fixed().
+ In png_check_cHRM_fixed(), ensure white_y is > 0, and removed redundant
+ check for all-zero coordinates that is detected by the triangle check.
+ Revised png_warning() to write its message on standard output by default
+ when warning_fn is NULL.
+
+version 1.2.34beta02 [November 28, 2008]
+ Corrected off-by-one error in bKGD validity check in png_write_bKGD()
+ and in png_handle_bKGD().
+
+version 1.2.34beta03 [December 1, 2008]
+ Revised bKGD validity check to use >= x instead of > x + 1
+ Merged with png_debug from libpng-1.4.0 to remove newlines.
+
+version 1.2.34beta04 [December 2, 2008]
+ More merging with png_debug from libpng-1.4.0 to remove newlines.
+
+version 1.2.34beta05 [December 5, 2008]
+ Removed redundant check for key==NULL before calling png_check_keyword()
+ to ensure that new_key gets initialized and removed extra warning
+ (Arvan Pritchard).
+
+version 1.2.34beta06 [December 9, 2008]
+ In png_write_png(), respect the placement of the filler bytes in an earlier
+ call to png_set_filler() (Jim Barry).
+
+version 1.2.34beta07 [December 9, 2008]
+ Undid previous change and added PNG_TRANSFORM_STRIP_FILLER_BEFORE and
+ PNG_TRANSFORM_STRIP_FILLER_AFTER conditionals and deprecated
+ PNG_TRANSFORM_STRIP_FILLER (Jim Barry).
+
+version 1.0.42rc01, 1.2.34rc01 [December 11, 2008]
+ No changes.
+
+version 1.0.42, 1.2.34 [December 18, 2008]
+ No changes.
+
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