From: Jun Zhao <barryjz...@tencent.com>
add duration estimate method trace, it's can help to some duration
issue trace or debug.
Signed-off-by: Jun Zhao <barryjz...@tencent.com>
---
libavformat/utils.c | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/libavformat/utils.c b/libavformat/utils.c
index c0ccd8c..8620c6f 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -2977,6 +2977,16 @@ static void estimate_timings(AVFormatContext *ic,
int64_t old_offset)
{
int i;
AVStream av_unused *st;
+ const char *duration_method;
+ struct duration_mode {
+ enum AVDurationEstimationMethod mode;
+ const char *name; ///< short name for the duration estimation
method
+ };
+ struct duration_mode duration_modes[] = {
+ { AVFMT_DURATION_FROM_PTS, "pts" },
+ { AVFMT_DURATION_FROM_STREAM, "stream" },
+ { AVFMT_DURATION_FROM_BITRATE,"bit rate" },
+ };
for (i = 0; i < ic->nb_streams; i++) {
st = ic->streams[i];
if (st->time_base.den)
@@ -2984,10 +2994,14 @@ static void estimate_timings(AVFormatContext *ic,
int64_t old_offset)
(double) st->start_time * av_q2d(st->time_base),
(double) st->duration * av_q2d(st->time_base));
}
+ for (i = 0; i < FF_ARRAY_ELEMS(duration_modes); i++)
+ if (ic->duration_estimation_method == duration_modes[i].mode)
+ duration_method = duration_modes[i].name;
av_log(ic, AV_LOG_TRACE,
- "format: start_time: %0.3f duration: %0.3f bitrate=%"PRId64"
kb/s\n",
+ "format: start_time: %0.3f duration: %0.3f (estimate from %s)
bitrate=%"PRId64" kb/s\n",
(double) ic->start_time / AV_TIME_BASE,
(double) ic->duration / AV_TIME_BASE,
+ duration_method,
(int64_t)ic->bit_rate / 1000);
}
}
--
1.7.1
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