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[libpng16] Imported from libpng-1.6.1beta01.tar

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Glenn Randers-Pehrson 2013-02-16 10:15:57 -06:00
parent 765d145ec4
commit 3b8e7e869d
6 changed files with 11 additions and 8 deletions
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2
ANNOUNCE
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@ -25,7 +25,7 @@ Other information:
Changes since the last public release (1.6.0):
Version 1.6.1 [February 16, 2013]
Version 1.6.1beta01 [February 16, 2013]
Made symbol prefixing work with the ARM neon optimizations. Also allow
pngpriv.h to be included for preprocessor definitions only, so it can
be used in non-C/C++ files. Back ported from libpng 1.7.

5
CHANGES
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@ -3672,7 +3672,8 @@ Version 1.5.6 [November 3, 2011]
No changes.
Version 1.5.7beta01 [November 4, 2011]
Added support for ARM processor (Mans Rullgard)
Added support for ARM processor, when decoding all PNG up-filtered rows
and any other-filtered rows with 3 or 4 bytes per pixel (Mans Rullgard).
Fixed bug in pngvalid on early allocation failure; fixed type cast in
pngmem.c; pngvalid would attempt to call png_error() if the allocation
of a png_struct or png_info failed. This would probably have led to a
@ -4381,7 +4382,7 @@ Version 1.6.0rc08 [February 10, 2013]
Version 1.6.0 [February 14, 2013]
No changes.
Version 1.6.1 [February 16, 2013]
Version 1.6.1beta01 [February 16, 2013]
Made symbol prefixing work with the ARM neon optimizations. Also allow
pngpriv.h to be included for preprocessor definitions only, so it can
be used in non-C/C++ files. Back ported from libpng 1.7.

4
arm/arm_init.c
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@ -3,7 +3,7 @@
*
* Copyright (c) 2013 Glenn Randers-Pehrson
* Written by Mans Rullgard, 2011.
* Last changed in libpng 1.5.14 [(PENDING RELEASE)]
* Last changed in libpng 1.5.15 [%RDATE%]
*
* This code is released under the libpng license.
* For conditions of distribution and use, see the disclaimer
@ -56,7 +56,7 @@ png_have_neon(png_structp png_ptr)
#include <elf.h>
#include <asm/hwcap.h>
/* A read call may be interupted, in which case it returns -1 and sets errno to
/* A read call may be interrupted, in which case it returns -1 and sets errno to
* EINTR if nothing was done, otherwise (if something was done) a partial read
* may result.
*/

3
pngpriv.h
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@ -1892,7 +1892,8 @@ PNG_INTERNAL_FUNCTION(void, png_image_free, (png_imagep image), PNG_EMPTY);
#endif /* SIMPLIFIED READ/WRITE */
#ifdef PNG_FILTER_OPTIMIZATIONS
PNG_INTERNAL_FUNCTION(void, PNG_FILTER_OPTIMIZATIONS, (png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void, PNG_FILTER_OPTIMIZATIONS, (png_structp png_ptr,
unsigned int bpp), PNG_EMPTY);
/* This is the initialization function for hardware specific optimizations,
* one implementation (for ARM NEON machines) is contained in
* arm/filter_neon.c. It need not be defined - the generic code will be used

4
pngrutil.c
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@ -1,8 +1,8 @@
/* pngrutil.c - utilities to read a PNG file
*
* Last changed in libpng 1.6.0 [(PENDING RELEASE)]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* Last changed in libpng 1.6.0 [February 14, 2013]
* Copyright (c) 1998-2013 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.)
*

1
pngstruct.h
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@ -471,6 +471,7 @@ struct png_struct_def
/* New member added in libpng-1.5.6 */
png_bytep big_prev_row;
/* New member added in libpng-1.5.7 */
void (*read_filter[PNG_FILTER_VALUE_LAST-1])(png_row_infop row_info,
png_bytep row, png_const_bytep prev_row);