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avcodec/midivid: only multiple of 4 width/height are possible

This commit is contained in:
Paul B Mahol 2020-02-13 12:15:42 +01:00
parent 388a221a8b
commit e007059d66
1 changed files with 3 additions and 0 deletions
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3
libavcodec/midivid.c
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@ -238,6 +238,9 @@ static av_cold int decode_init(AVCodecContext *avctx)
MidiVidContext *s = avctx->priv_data;
int ret = av_image_check_size(avctx->width, avctx->height, 0, avctx);
if (avctx->width & 3 || avctx->height & 3)
ret = AVERROR_INVALIDDATA;
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid image size %dx%d.\n",
avctx->width, avctx->height);