libavcodec/ffv1.c:1455: error: Buffer Overrun L2
  Offset: [1, 3] (⇐ [0, 2] + 1) Size: 3 by call to `decode_line`.

libavcodec/ffv1.c:1432:1: Array declaration
1430. }
1431. 
1432. static void decode_rgb_frame(FFV1Context *s, uint32_t *src,
      ^
1433.                              int w, int h, int stride)
1434. {

libavcodec/ffv1.c:1455:13: Call
1453.             sample[p][1][-1] = sample[p][0][0];
1454.             sample[p][0][w]  = sample[p][0][w - 1];
1455.             decode_line(s, w, sample[p], FFMIN(p, 1), 9);
                  ^
1456.         }
1457.         for (x = 0; x < w; x++) {

libavcodec/ffv1.c:1324:1: <Length trace>
1322. }
1323. 
1324. static av_always_inline void decode_line(FFV1Context *s, int w,
      ^
1325.                                          int16_t *sample[2],
1326.                                          int plane_index, int bits)

libavcodec/ffv1.c:1324:1: Parameter `*sample`
  1322. }
  1323. 
  1324. static av_always_inline void decode_line(FFV1Context *s, int w,
        ^
  1325.                                          int16_t *sample[2],
  1326.                                          int plane_index, int bits)

libavcodec/ffv1.c:1389:9: Array access: Offset: [1, 3] (⇐ [0, 2] + 1) Size: 3 by call to `decode_line` 
  1387.             diff = -diff;
  1388. 
  1389.         sample[1][x] = (predict(sample[1] + x, sample[0] + x) + diff) &
                ^
  1390.                        ((1 << bits) - 1);
  1391.     }
