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libavcodec/xsubenc.c: set coded_bits_per_sample

Explicitly set the number of bits per sample to stop
the avi muxer from guessing at 24 bits.
The result is that bits per pixel in the avi stream header
matches what other XSUB muxers produce, such as AVIAddXSubs.exe

Signed-off-by: Erik Olofsson <eaj.olofsson@gmail.com>
Reviewed-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Erik Olofsson 2013-11-07 21:07:11 +01:00 committed by Michael Niedermayer
parent 3b1dcdec7d
commit da9d36055a

View File

@ -206,6 +206,8 @@ static av_cold int xsub_encoder_init(AVCodecContext *avctx)
if (!avctx->codec_tag) if (!avctx->codec_tag)
avctx->codec_tag = MKTAG('D','X','S','B'); avctx->codec_tag = MKTAG('D','X','S','B');
avctx->bits_per_coded_sample = 4;
return 0; return 0;
} }