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* [lpng] Adjustment: Update libpng to version 1.6.37.

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This commit is contained in:
Robert MacGregor 2021-10-12 22:04:36 -04:00
parent c0ff69a2e6
commit 2f3215c4fb
475 changed files with 110673 additions and 2682 deletions
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21
Engine/lib/lpng/pngget.c
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@ -1,10 +1,10 @@
/* pngget.c - retrieval of values from info struct
*
* Last changed in libpng 1.6.32 [August 24, 2017]
* Copyright (c) 1998-2002,2004,2006-2017 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.)
* Copyright (c) 2018 Cosmin Truta
* Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
* Copyright (c) 1996-1997 Andreas Dilger
* Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
*
* This code is released under the libpng license.
* For conditions of distribution and use, see the disclaimer
@ -26,7 +26,7 @@ png_get_valid(png_const_structrp png_ptr, png_const_inforp info_ptr,
return(0);
}
png_size_t PNGAPI
size_t PNGAPI
png_get_rowbytes(png_const_structrp png_ptr, png_const_inforp info_ptr)
{
if (png_ptr != NULL && info_ptr != NULL)
@ -367,7 +367,7 @@ png_get_y_pixels_per_inch(png_const_structrp png_ptr, png_const_inforp info_ptr)
static png_fixed_point
png_fixed_inches_from_microns(png_const_structrp png_ptr, png_int_32 microns)
{
/* Convert from metres * 1,000,000 to inches * 100,000, meters to
/* Convert from meters * 1,000,000 to inches * 100,000, meters to
* inches is simply *(100/2.54), so we want *(10/2.54) == 500/127.
* Notice that this can overflow - a warning is output and 0 is
* returned.
@ -741,8 +741,7 @@ png_get_iCCP(png_const_structrp png_ptr, png_inforp info_ptr,
if (png_ptr != NULL && info_ptr != NULL &&
(info_ptr->valid & PNG_INFO_iCCP) != 0 &&
name != NULL && compression_type != NULL && profile != NULL &&
proflen != NULL)
name != NULL && profile != NULL && proflen != NULL)
{
*name = info_ptr->iccp_name;
*profile = info_ptr->iccp_profile;
@ -750,11 +749,13 @@ png_get_iCCP(png_const_structrp png_ptr, png_inforp info_ptr,
/* This is somewhat irrelevant since the profile data returned has
* actually been uncompressed.
*/
*compression_type = PNG_COMPRESSION_TYPE_BASE;
if (compression_type != NULL)
*compression_type = PNG_COMPRESSION_TYPE_BASE;
return (PNG_INFO_iCCP);
}
return (0);
}
#endif
@ -1164,7 +1165,7 @@ png_get_user_chunk_ptr(png_const_structrp png_ptr)
}
#endif
png_size_t PNGAPI
size_t PNGAPI
png_get_compression_buffer_size(png_const_structrp png_ptr)
{
if (png_ptr == NULL)