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[devel] Implement expansion to 16 bits

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This commit is contained in:
John Bowler
2011-02-12 09:01:20 -06:00
committed by Glenn Randers-Pehrson
parent 9b872f4cf9
commit 4d56296443
8 changed files with 155 additions and 5 deletions
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9
png.h
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@@ -1060,6 +1060,13 @@ PNG_EXPORT(28, void, png_set_palette_to_rgb, (png_structp png_ptr));
PNG_EXPORT(29, void, png_set_tRNS_to_alpha, (png_structp png_ptr));
#endif
#ifdef PNG_READ_EXPAND_16_SUPPORTED
/* Expand to 16 bit channels, forces conversion of palette to RGB and expansion
* of a tRNS chunk if present.
*/
PNG_EXPORT(221, void, png_set_expand_16, (png_structp png_ptr));
#endif
#if defined(PNG_READ_BGR_SUPPORTED) || defined(PNG_WRITE_BGR_SUPPORTED)
/* Use blue, green, red order for pixels. */
PNG_EXPORT(30, void, png_set_bgr, (png_structp png_ptr));
@@ -2271,7 +2278,7 @@ PNG_EXPORT(207, void, png_save_uint_16, (png_bytep buf, unsigned int i));
* scripts/symbols.def as well.
*/
#ifdef PNG_EXPORT_LAST_ORDINAL
PNG_EXPORT_LAST_ORDINAL(220);
PNG_EXPORT_LAST_ORDINAL(221);
#endif
#ifdef __cplusplus