avcodec/takdec: Fix runtime error: left shift of negative value -42

[ffmpeg] / libavcodec / cavsdec.c

diff --git a/libavcodec/cavsdec.c b/libavcodec/cavsdec.c
index eb2464f36d42a1a82c8feb37ccfc96caa721fe82..800c1af4627b5144051f5947a17ee162459a6481 100644 (file)
--- a/libavcodec/cavsdec.c
+++ b/libavcodec/cavsdec.c
@@ -684,7 +684,7 @@ static int decode_mb_i(AVSContext *h, int cbp_code)
     }
     h->cbp = cbp_tab[cbp_code][0];
     if (h->cbp && !h->qp_fixed)
-        h->qp = (h->qp + get_se_golomb(gb)) & 63; //qp_delta
+        h->qp = (h->qp + (unsigned)get_se_golomb(gb)) & 63; //qp_delta
 
     /* luma intra prediction interleaved with residual decode/transform/add */
     for (block = 0; block < 4; block++) {