If using MFRA for timestamps, the stream may start from a large offset
and/or have gaps. With this change we calculate the bitrate based on
frames we've seen.
---
libavformat/mov.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/libavformat/mov.c b/libavformat/mov.c
index 80549ec..1444bce 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -3943,6 +3943,17 @@ static int mov_read_header(AVFormatContext *s)
}
}
+ if (mov->use_mfra_for > 0) {
+ for (i = 0; i < s->nb_streams; i++) {
+ AVStream *st = s->streams[i];
+ MOVStreamContext *sc = st->priv_data;
+ if (sc->duration_for_fps > 0) {
+ st->codec->bit_rate = sc->data_size * 8 * sc->time_scale /
+ sc->duration_for_fps;
+ }
+ }
+ }
+
for (i = 0; i < mov->bitrates_count && i < s->nb_streams; i++) {
if (mov->bitrates[i]) {
s->streams[i]->codec->bit_rate = mov->bitrates[i];
--
1.9.3 (Apple Git-50)
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