diff options
-rw-r--r-- | libavcodec/dpcm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/dpcm.c b/libavcodec/dpcm.c index cb128affed..fc38abdb7a 100644 --- a/libavcodec/dpcm.c +++ b/libavcodec/dpcm.c @@ -117,6 +117,11 @@ static av_cold int dpcm_decode_init(AVCodecContext *avctx) int i; short square; + if (avctx->channels < 1 || avctx->channels > 2) { + av_log(avctx, AV_LOG_INFO, "invalid number of channels\n"); + return AVERROR(EINVAL); + } + s->channels = avctx->channels; s->sample[0] = s->sample[1] = 0; |