lavc/clearvideo: Allow decoding without extradata.

7 years ago · 916632dfbb
parent 6cd81d68c5
commit 916632dfbb
1 changed files with 2 additions and 0 deletions
--- a/libavcodec/clearvideo.c
+++ b/libavcodec/clearvideo.c
@ -652,6 +652,8 @@ static av_cold int clv_decode_init(AVCodecContext *avctx)
        c->tile_size = AV_RL32(&avctx->extradata[94]);
    } else if (avctx->extradata_size == 150) {
        c->tile_size = AV_RB32(&avctx->extradata[134]);
+    } else if (!avctx->extradata_size) {
+        c->tile_size = 16;
    } else {
        av_log(avctx, AV_LOG_ERROR, "Unsupported extradata size: %d\n", avctx->extradata_size);
        return AVERROR_INVALIDDATA;