From c9ba917877a8cd6ce51609d2feb27496d05143cd Mon Sep 17 00:00:00 2001 From: reimar Date: Thu, 1 Jan 2009 10:24:19 +0000 Subject: Avoid a uselessly high number of wakeups when playing audio-only files. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28220 b3059339-0415-0410-9bf9-f77b7e298cf2 --- mplayer.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'mplayer.c') diff --git a/mplayer.c b/mplayer.c index 66f166505a..18be663df2 100644 --- a/mplayer.c +++ b/mplayer.c @@ -2015,6 +2015,7 @@ static int fill_audio_out_buffers(void) current_module="play_audio"; while (1) { + int sleep_time; // all the current uses of ao_data.pts seem to be in aos that handle // sync completely wrong; there should be no need to use ao_data.pts // in get_space() @@ -2026,7 +2027,9 @@ static int fill_audio_out_buffers(void) // handle audio-only case: // this is where mplayer sleeps during audio-only playback // to avoid 100% CPU use - usec_sleep(10000); // Wait a tick before retry + sleep_time = (ao_data.outburst - bytes_to_write) * 1000 / ao_data.samplerate; + if (sleep_time < 10) sleep_time = 10; // limit to 100 wakeups per second + usec_sleep(sleep_time * 1000); } while (bytes_to_write) { -- cgit v1.2.3