lavc/clearvideo: Allow decoding without extradata.

916632df · Carl Eugen Hoyos · 6cd81d68 · 916632df
Commit 916632df authored Apr 07, 2018 by Carl Eugen Hoyos
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clearvideo.c libavcodec/clearvideo.c +2 -0

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--- 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;