ijkplayer: fix seek bug when no audio

raymondzheng · raymondzheng · commit dce3a2fbfa3e · 2018-01-24T18:23:00.000+08:00
diff --git a/ijkmedia/ijkplayer/ff_ffplay.c b/ijkmedia/ijkplayer/ff_ffplay.c
@@ -3246,6 +3246,9 @@ static int read_thread(void *arg)
     /* open the streams */
     if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
         stream_component_open(ffp, st_index[AVMEDIA_TYPE_AUDIO]);
+    } else {
+        ffp->av_sync_type = AV_SYNC_VIDEO_MASTER;
+        is->av_sync_type  = ffp->av_sync_type;
     }
 
     ret = -1;

Original file line number	Diff line number	Diff line change
`@@ -3246,6 +3246,9 @@ static int read_thread(void *arg)`
`3246`	`3246`	`/* open the streams */`
`3247`	`3247`	`if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {`
`3248`	`3248`	`stream_component_open(ffp, st_index[AVMEDIA_TYPE_AUDIO]);`
	`3249`	`+ } else {`
	`3250`	`+ ffp->av_sync_type = AV_SYNC_VIDEO_MASTER;`
	`3251`	`+ is->av_sync_type = ffp->av_sync_type;`
`3249`	`3252`	`}`
`3250`	`3253`
`3251`	`3254`	`ret = -1;`