imc: validate channel count

ask for a sample if not mono
14 years ago · 7b7f47e733
parent 95fee70d67
commit 7b7f47e733
1 changed files with 5 additions and 0 deletions
--- a/libavcodec/imc.c
+++ b/libavcodec/imc.c
@ -108,6 +108,11 @@ static av_cold int imc_decode_init(AVCodecContext * avctx)
    IMCContext *q = avctx->priv_data;
    double r1, r2;

+    if (avctx->channels != 1) {
+        av_log_ask_for_sample(avctx, "Number of channels is not supported\n");
+        return AVERROR_PATCHWELCOME;
+    }
+
    q->decoder_reset = 1;

    for(i = 0; i < BANDS; i++)