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[libpng10] Imported from libpng-1.0.53rc01.tar

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This commit is contained in:
Glenn Randers-Pehrson
2010-02-18 06:33:07 -06:00
parent a4ad250d5a
commit 52f70cca54
61 changed files with 601 additions and 420 deletions
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23
pngwrite.c
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@@ -38,7 +38,8 @@ png_write_info_before_PLTE(png_structp png_ptr, png_infop info_ptr)
/* Write PNG signature */
png_write_sig(png_ptr);
#ifdef PNG_MNG_FEATURES_SUPPORTED
if ((png_ptr->mode&PNG_HAVE_PNG_SIGNATURE)&&(png_ptr->mng_features_permitted))
if ((png_ptr->mode&PNG_HAVE_PNG_SIGNATURE) && \
(png_ptr->mng_features_permitted))
{
png_warning(png_ptr, "MNG features are not allowed in a PNG datastream");
png_ptr->mng_features_permitted = 0;
@@ -639,7 +640,8 @@ png_write_init_2(png_structp png_ptr, png_const_charp user_png_ver,
png_ptr->flags = 0;
#endif
png_error(png_ptr,
"The png struct allocated by the application for writing is too small.");
"The png struct allocated by the application for writing is"
" too small.");
}
if (png_sizeof(png_info) > png_info_size)
{
@@ -648,7 +650,8 @@ png_write_init_2(png_structp png_ptr, png_const_charp user_png_ver,
png_ptr->flags = 0;
#endif
png_error(png_ptr,
"The info struct allocated by the application for writing is too small.");
"The info struct allocated by the application for writing is"
" too small.");
}
png_write_init_3(&png_ptr, user_png_ver, png_struct_size);
}
@@ -803,15 +806,19 @@ png_write_row(png_structp png_ptr, png_bytep row)
/* Check for transforms that have been set but were defined out */
#if !defined(PNG_WRITE_INVERT_SUPPORTED) && defined(PNG_READ_INVERT_SUPPORTED)
if (png_ptr->transformations & PNG_INVERT_MONO)
png_warning(png_ptr, "PNG_WRITE_INVERT_SUPPORTED is not defined.");
png_warning(png_ptr,
"PNG_WRITE_INVERT_SUPPORTED is not defined.");
#endif
#if !defined(PNG_WRITE_FILLER_SUPPORTED) && defined(PNG_READ_FILLER_SUPPORTED)
if (png_ptr->transformations & PNG_FILLER)
png_warning(png_ptr, "PNG_WRITE_FILLER_SUPPORTED is not defined.");
png_warning(png_ptr,
"PNG_WRITE_FILLER_SUPPORTED is not defined.");
#endif
#if !defined(PNG_WRITE_PACKSWAP_SUPPORTED) && defined(PNG_READ_PACKSWAP_SUPPORTED)
#if !defined(PNG_WRITE_PACKSWAP_SUPPORTED) && \
defined(PNG_READ_PACKSWAP_SUPPORTED)
if (png_ptr->transformations & PNG_PACKSWAP)
png_warning(png_ptr, "PNG_WRITE_PACKSWAP_SUPPORTED is not defined.");
png_warning(png_ptr,
"PNG_WRITE_PACKSWAP_SUPPORTED is not defined.");
#endif
#if !defined(PNG_WRITE_PACK_SUPPORTED) && defined(PNG_READ_PACK_SUPPORTED)
if (png_ptr->transformations & PNG_PACK)
@@ -1066,7 +1073,7 @@ png_destroy_write_struct(png_structpp png_ptr_ptr, png_infopp info_ptr_ptr)
{
png_free_data(png_ptr, info_ptr, PNG_FREE_ALL, -1);
#ifdef PNG_UNKNOWN_CHUNKS_SUPPORTED
#ifdef PNG_HANDLE_AS_UNKNOWN_SUPPORTED
if (png_ptr->num_chunk_list)
{
png_free(png_ptr, png_ptr->chunk_list);