Originally committed as revision 19877 to svn://svn.ffmpeg.org/ffmpeg/trunk
else if(avctx->width && avctx->height)
avcodec_set_dimensions(avctx, avctx->width, avctx->height);
- if((avctx->coded_width||avctx->coded_height) && avcodec_check_dimensions(avctx,avctx->coded_width,avctx->coded_height)){
+#define SANE_NB_CHANNELS 128U
+ if((avctx->coded_width||avctx->coded_height) && avcodec_check_dimensions(avctx,avctx->coded_width,avctx->coded_height) ||
+ avctx->channels > SANE_NB_CHANNELS) {
av_freep(&avctx->priv_data);
ret = AVERROR(EINVAL);
goto end;