avcodec/roqvideoenc: check dimensions against maximum

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago · 7c7441b37d
parent fe4c76b3d0
commit 7c7441b37d
1 changed files with 5 additions and 0 deletions
--- a/libavcodec/roqvideoenc.c
+++ b/libavcodec/roqvideoenc.c
@ -972,6 +972,11 @@ static av_cold int roq_encode_init(AVCodecContext *avctx)
        return AVERROR(EINVAL);
    }

+    if (avctx->width > 65535 || avctx->height > 65535) {
+        av_log(avctx, AV_LOG_ERROR, "Dimensions are max 32768\n");
+        return AVERROR(EINVAL);
+    }
+
    if (((avctx->width)&(avctx->width-1))||((avctx->height)&(avctx->height-1)))
        av_log(avctx, AV_LOG_ERROR, "Warning: dimensions not power of two\n");