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[libpng16] Add 'const' to png_structrp arguments of png_set_*() APIs.

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Because these APIs store to the png_info they can take a
 png_const_structrp now that the error routines also accept
 one of these.
This commit is contained in:
John Bowler
2011-12-28 08:43:37 -06:00
committed by Glenn Randers-Pehrson
parent f87ef8bcb5
commit 4f67e40898
7 changed files with 140 additions and 138 deletions
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7
pngget.c
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@@ -432,7 +432,7 @@ png_get_channels(png_const_structrp png_ptr, png_const_inforp info_ptr)
}
png_const_bytep PNGAPI
png_get_signature(png_const_structrp png_ptr, png_inforp info_ptr)
png_get_signature(png_const_structrp png_ptr, png_const_inforp info_ptr)
{
if (png_ptr != NULL && info_ptr != NULL)
return(info_ptr->signature);
@@ -733,7 +733,7 @@ png_get_hIST(png_const_structrp png_ptr, png_const_inforp info_ptr,
#endif
png_uint_32 PNGAPI
png_get_IHDR(png_const_structrp png_ptr, png_inforp info_ptr,
png_get_IHDR(png_const_structrp png_ptr, png_const_inforp info_ptr,
png_uint_32 *width, png_uint_32 *height, int *bit_depth,
int *color_type, int *interlace_type, int *compression_type,
int *filter_type)
@@ -975,7 +975,8 @@ png_get_text(png_const_structrp png_ptr, png_const_inforp info_ptr,
#ifdef PNG_tIME_SUPPORTED
png_uint_32 PNGAPI
png_get_tIME(png_const_structrp png_ptr, png_inforp info_ptr, png_timep *mod_time)
png_get_tIME(png_const_structrp png_ptr, png_inforp info_ptr,
png_timep *mod_time)
{
png_debug1(1, "in %s retrieval function", "tIME");