[FFmpeg-cvslog] ffplay: decrease audio_diff_threshold

Marton Balint git at videolan.org
Tue Jun 24 22:41:15 CEST 2014


ffmpeg | branch: master | Marton Balint <cus at passwd.hu> | Sun Jun 22 17:06:55 2014 +0200| [e281671e21d341a51db3972949d7a77c56a8940f] | committer: Marton Balint

ffplay: decrease audio_diff_threshold

Since audio clock calculations are more accurate now, it is safe to decrease
the sync treshold to compensate the larger buffers caused by less frequent
audio callbacks.

Signed-off-by: Marton Balint <cus at passwd.hu>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e281671e21d341a51db3972949d7a77c56a8940f
---

 ffplay.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ffplay.c b/ffplay.c
index 51f5cc3..7e954fd 100644
--- a/ffplay.c
+++ b/ffplay.c
@@ -2629,7 +2629,7 @@ static int stream_component_open(VideoState *is, int stream_index)
         is->audio_diff_avg_count = 0;
         /* since we do not have a precise anough audio fifo fullness,
            we correct audio sync only if larger than this threshold */
-        is->audio_diff_threshold = 2.0 * is->audio_hw_buf_size / is->audio_tgt.bytes_per_sec;
+        is->audio_diff_threshold = (double)(is->audio_hw_buf_size) / is->audio_tgt.bytes_per_sec;
 
         memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
         memset(&is->audio_pkt_temp, 0, sizeof(is->audio_pkt_temp));



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