[vlc-devel] [PATCH] Fixed PNG transparency is wrongly decoded
Diogo Silva
dbtdsilva at gmail.com
Fri Apr 14 20:25:52 CEST 2017
---
modules/codec/png.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/modules/codec/png.c b/modules/codec/png.c
index dc91b775b5..cd7c68db68 100644
--- a/modules/codec/png.c
+++ b/modules/codec/png.c
@@ -261,6 +261,8 @@ static int DecodeBlock( decoder_t *p_dec, block_t *p_block )
if( i_color_type == PNG_COLOR_TYPE_GRAY ||
i_color_type == PNG_COLOR_TYPE_GRAY_ALPHA )
png_set_gray_to_rgb( p_png );
+ if ( i_color_type & PNG_COLOR_MASK_ALPHA )
+ png_set_alpha_mode( p_png, PNG_ALPHA_STANDARD, PNG_GAMMA_LINEAR );
/* Strip to 8 bits per channel */
if( i_bit_depth == 16 ) png_set_strip_16( p_png );
--
2.12.2
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