Revert "libavformat/mov.c: increase allowed time error"

This reverts commit 346d4dbbf0babc5b5bc4743afd26ee997667ea7c.

from:
changed: allow 4 second skew between streams in mov before attempting to seek e4170c6

No reason given for the change.

mythtv/external/FFmpeg/libavformat/mov.c

@@ -7842,9 +7842,8 @@ static AVIndexEntry *mov_find_next_sample(AVFormatContext *s, AVStream **st)
             if (!sample || (!(s->pb->seekable & AVIO_SEEKABLE_NORMAL) && current_sample->pos < sample->pos) ||
                 ((s->pb->seekable & AVIO_SEEKABLE_NORMAL) &&
                  ((msc->pb != s->pb && dts < best_dts) || (msc->pb == s->pb && dts != AV_NOPTS_VALUE &&
-                 /* MythTV change here to use 4*AV_TIME_BASE instead of AV_TIME_BASE */
-                 ((FFABS(best_dts - dts) <= 4*AV_TIME_BASE && current_sample->pos < sample->pos) ||
-                  (FFABS(best_dts - dts) > 4*AV_TIME_BASE && dts < best_dts)))))) {
+                 ((FFABS(best_dts - dts) <= AV_TIME_BASE && current_sample->pos < sample->pos) ||
+                  (FFABS(best_dts - dts) > AV_TIME_BASE && dts < best_dts)))))) {
                 sample = current_sample;
                 best_dts = dts;
                 *st = avst;