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[libpng15] Allow calling png_get_IHDR() with NULL arguments (Reuben Hawkins).

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Glenn Randers-Pehrson 2015-02-18 12:59:28 -06:00
parent 61c3508c42
commit a117d4eacc
1 changed files with 2 additions and 0 deletions
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2
pngset.c
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@ -1237,6 +1237,7 @@ png_set_rows(png_structp png_ptr, png_infop info_ptr, png_bytepp row_pointers)
} }
#endif #endif
#ifdef PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED
void PNGAPI void PNGAPI
png_set_compression_buffer_size(png_structp png_ptr, png_size_t size) png_set_compression_buffer_size(png_structp png_ptr, png_size_t size)
{ {
@ -1264,6 +1265,7 @@ png_set_compression_buffer_size(png_structp png_ptr, png_size_t size)
png_ptr->zstream.avail_out = 0; png_ptr->zstream.avail_out = 0;
png_ptr->zstream.avail_in = 0; png_ptr->zstream.avail_in = 0;
} }
#endif /* WRITE_CUSTOMIZE_COMPRESSION */
void PNGAPI void PNGAPI
png_set_invalid(png_structp png_ptr, png_infop info_ptr, int mask) png_set_invalid(png_structp png_ptr, png_infop info_ptr, int mask)