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author | reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2009-10-02 16:49:41 +0000 |
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committer | reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2009-10-02 16:49:41 +0000 |
commit | a79706df4638e0177b1d26f38e38f3f5609aa411 (patch) | |
tree | 7d6e3299f92229428ea8913cbbda54cdd88777b4 /libao2/ao_alsa.c | |
parent | 2946fb53a700f3ee0a8340da6a804d6e3f2bc14f (diff) | |
download | mpv-a79706df4638e0177b1d26f38e38f3f5609aa411.tar.bz2 mpv-a79706df4638e0177b1d26f38e38f3f5609aa411.tar.xz |
Make the ao_alsa play function always process a multiple of ao_data.outburst
except for the last chunk.
Should fix high CPU usage reported e.g. here: http://bugs.gentoo.org/show_bug.cgi?id=286020
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@29748 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libao2/ao_alsa.c')
-rw-r--r-- | libao2/ao_alsa.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libao2/ao_alsa.c b/libao2/ao_alsa.c index 5c4c5c585b..8d2a0510c7 100644 --- a/libao2/ao_alsa.c +++ b/libao2/ao_alsa.c @@ -763,8 +763,11 @@ static void reset(void) static int play(void* data, int len, int flags) { - int num_frames = len / bytes_per_sample; + int num_frames; snd_pcm_sframes_t res = 0; + if (!(flags & AOPLAY_FINAL_CHUNK)) + len = len / ao_data.outburst * ao_data.outburst; + num_frames = len / bytes_per_sample; //mp_msg(MSGT_AO,MSGL_ERR,"alsa-play: frames=%i, len=%i\n",num_frames,len); |