From ab9ce191707b23694b98d730fd28e8ddb940ec2b Mon Sep 17 00:00:00 2001 From: Kostya Shishkov Date: Sat, 14 Oct 2006 12:23:54 +0000 Subject: Make PNG produce correct 8-bit pictures Originally committed as revision 6689 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/png.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec/png.c') diff --git a/libavcodec/png.c b/libavcodec/png.c index 0dd9eaec23..6d588c35a8 100644 --- a/libavcodec/png.c +++ b/libavcodec/png.c @@ -850,7 +850,7 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, for(i = 0; i < 256; i++) { v = palette[i]; alpha = v >> 24; - if (alpha != 0xff) + if (alpha && alpha != 0xff) has_alpha = 1; *alpha_ptr++ = alpha; ptr[0] = v >> 16; -- cgit v1.2.3