check for request_channels at codec init

Originally committed as revision 11415 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Justin Ruggles 17 years ago
parent 6cd325c106
commit 95283c1701
  1. 7
      libavcodec/ac3dec.c

@ -312,6 +312,13 @@ static int ac3_decode_init(AVCodecContext *avctx)
s->mul_bias = 32767.0f;
}
/* allow downmixing to stereo or mono */
if (avctx->channels > 0 && avctx->request_channels > 0 &&
avctx->request_channels < avctx->channels &&
avctx->request_channels <= 2) {
avctx->channels = avctx->request_channels;
}
return 0;
}

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