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[libpng16] Moved sse2 prototype from pngpriv.h to contrib/intel/intel_sse.patch.

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This commit is contained in:
Glenn Randers-Pehrson 2016-05-31 09:45:17 -05:00
parent bd2370c054
commit f757d74898
4 changed files with 33 additions and 14 deletions
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5
ANNOUNCE
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@ -1,4 +1,4 @@
Libpng 1.6.23beta02 - May 29, 2016
Libpng 1.6.23beta02 - May 31, 2016
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
@ -34,10 +34,11 @@ Version 1.6.23beta01 [May 29, 2016]
positions. Fixed the sequential reader to handle these more robustly
(John Bowler).
Version 1.6.23beta02 [May 29, 2016]
Version 1.6.23beta02 [May 31, 2016]
Corrected progressive read input buffer in pngvalid.c. The previous version
the code invariably passed just one byte at a time to libpng. The intent
was to pass a random number of bytes in the range 0..511.
Moved sse2 prototype from pngpriv.h to contrib/intel/intel_sse.patch.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

3
CHANGES
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@ -5582,10 +5582,11 @@ Version 1.6.23beta01 [May 29, 2016]
positions. Fixed the sequential reader to handle these more robustly
(John Bowler).
Version 1.6.23beta02 [May 29, 2016]
Version 1.6.23beta02 [May 31, 2016]
Corrected progressive read input buffer in pngvalid.c. The previous version
the code invariably passed just one byte at a time to libpng. The intent
was to pass a random number of bytes in the range 0..511.
Moved sse2 prototype from pngpriv.h to contrib/intel/intel_sse.patch.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit

37
contrib/intel/intel_sse.patch
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@ -1,6 +1,6 @@
diff --git libpng-1.6.22-orig/configure.ac libpng-1.6.22/configure.ac
--- libpng-1.6.22-orig/configure.ac 2016-05-25 18:59:10.000000000 -0400
+++ libpng-1.6.22/configure.ac 2016-05-25 19:48:10.631751170 -0400
diff --git a/configure.ac b/configure.ac
--- a/configure.ac 2016-05-25 18:59:10.000000000 -0400
+++ b/configure.ac 2016-05-25 19:48:10.631751170 -0400
@@ -341,16 +341,50 @@ AC_ARG_ENABLE([arm-neon],
AM_CONDITIONAL([PNG_ARM_NEON],
@ -52,9 +52,9 @@ diff --git libpng-1.6.22-orig/configure.ac libpng-1.6.22/configure.ac
[chmod +x libpng-config])
AC_OUTPUT
diff --git libpng-1.6.22-orig/Makefile.am libpng-1.6.22/Makefile.am
--- libpng-1.6.22-orig/Makefile.am 2016-05-17 18:15:12.000000000 -0400
+++ libpng-1.6.22/Makefile.am 2016-05-25 19:48:10.631751170 -0400
diff --git a/Makefile.am b/Makefile.am
--- a/Makefile.am 2016-05-17 18:15:12.000000000 -0400
+++ b/Makefile.am 2016-05-25 19:48:10.631751170 -0400
@@ -89,16 +89,20 @@ libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SO
pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\
png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h pngusr.dfa
@ -76,9 +76,9 @@ diff --git libpng-1.6.22-orig/Makefile.am libpng-1.6.22/Makefile.am
if HAVE_LD_VERSION_SCRIPT
# Versioned symbols and restricted exports
if HAVE_SOLARIS_LD
diff --git libpng-1.6.22-orig/pngpriv.h libpng-1.6.22/pngpriv.h
--- libpng-1.6.22-orig/pngpriv.h 2016-05-25 18:59:10.000000000 -0400
+++ libpng-1.6.22/pngpriv.h 2016-05-25 19:48:10.635751171 -0400
diff --git a/pngpriv.h b/pngpriv.h
--- a/pngpriv.h 2016-05-31 09:20:34.442885047 -0500
+++ b/pngpriv.h 2016-05-31 09:14:54.583492341 -0500
@@ -177,16 +177,52 @@
# endif /* !PNG_ARM_NEON_IMPLEMENTATION */
@ -162,3 +162,22 @@ diff --git libpng-1.6.22-orig/pngpriv.h libpng-1.6.22/pngpriv.h
PNG_INTERNAL_FUNCTION(void,png_read_IDAT_data,(png_structrp png_ptr,
png_bytep output, png_alloc_size_t avail_out),PNG_EMPTY);
/* Read 'avail_out' bytes of data from the IDAT stream. If the output buffer
@@ -1910,16 +1959,18 @@ PNG_INTERNAL_FUNCTION(void, PNG_FILTER_O
/* Just declare the optimization that will be used */
#else
/* List *all* the possible optimizations here - this branch is required if
* the builder of libpng passes the definition of PNG_FILTER_OPTIMIZATIONS in
* CFLAGS in place of CPPFLAGS *and* uses symbol prefixing.
*/
PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_neon,
(png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
+PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_sse2,
+ (png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
#endif
PNG_INTERNAL_FUNCTION(png_uint_32, png_check_keyword, (png_structrp png_ptr,
png_const_charp key, png_bytep new_key), PNG_EMPTY);
/* Maintainer: Put new private prototypes here ^ */
#include "pngdebug.h"

2
pngpriv.h
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@ -1915,8 +1915,6 @@ PNG_INTERNAL_FUNCTION(void, PNG_FILTER_OPTIMIZATIONS, (png_structp png_ptr,
*/
PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_neon,
(png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_sse2,
(png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
#endif
PNG_INTERNAL_FUNCTION(png_uint_32, png_check_keyword, (png_structrp png_ptr,