FFmpeg/libavfilter
Jun Zhao f156f4ab23 lavfi/avfiltergraph: add check before free the format
ff_merge_samplerates will be deallocate a or b in some case, so
add a check before free the format.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2019-08-20 10:06:17 +08:00
..
2018-11-18 21:21:18 +01:00
2019-05-14 15:17:14 +02:00
2019-08-19 09:06:07 +01:00
2018-11-15 14:44:24 +01:00
2019-08-19 09:06:07 +01:00
2019-07-28 22:34:33 +01:00
2019-07-14 17:00:58 +02:00
2019-07-22 22:56:21 +01:00
2019-05-11 20:16:45 +02:00
2019-06-06 13:59:43 +08:00
2019-04-20 00:20:07 +02:00
2019-04-20 14:20:07 +02:00
2019-01-12 19:49:15 +01:00
2019-05-24 18:37:41 +02:00