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cljr: Check if width and height are positive integers
Width and height might get passed as 0 and would cause floating point exceptions in decode_frame. Fixes bugzilla #149 Signed-off-by: Janne Grunau <janne-libav@jannau.net>
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@ -57,6 +57,11 @@ static int decode_frame(AVCodecContext *avctx,
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if (p->data[0])
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avctx->release_buffer(avctx, p);
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if (avctx->height <= 0 || avctx->width <= 0) {
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av_log(avctx, AV_LOG_ERROR, "Invalid width or height\n");
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return AVERROR_INVALIDDATA;
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}
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if (buf_size / avctx->height < avctx->width) {
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av_log(avctx, AV_LOG_ERROR,
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"Resolution larger than buffer size. Invalid header?\n");
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