[vlc-devel] commit: jack: correct requested buffer date (Jakob Leben )

git version control git at videolan.org
Sat Nov 28 11:03:18 CET 2009


vlc | branch: master | Jakob Leben <jleben at videolan.org> | Sat Nov 28 10:21:44 2009 +0100| [19a97d79222df1086c76861f4131546ff5afc33a] | committer: Jakob Leben 

jack: correct requested buffer date

+ remove a dead line & kill a warning

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=19a97d79222df1086c76861f4131546ff5afc33a
---

 modules/audio_output/jack.c |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/modules/audio_output/jack.c b/modules/audio_output/jack.c
index e58709e..4681594 100644
--- a/modules/audio_output/jack.c
+++ b/modules/audio_output/jack.c
@@ -249,10 +249,14 @@ int Process( jack_nframes_t i_frames, void *p_arg )
     struct aout_sys_t *p_sys = p_aout->output.p_sys;
     jack_sample_t *p_src = NULL;
 
+    /* we assume that data we send to jack now will be played one buffer size samples
+       after the start of this jack cycle */
+    jack_nframes_t dframes = i_frames - jack_frames_since_cycle_start( p_sys->p_jack_client );
+    jack_time_t dtime = dframes * 1000 * 1000 / jack_get_sample_rate( p_sys->p_jack_client );
+    mtime_t play_date = mdate() + (mtime_t) ( dtime );
+
     /* Get the next audio data buffer */
-    vlc_mutex_lock( &p_aout->output_fifo_lock );
-    aout_buffer_t *p_buffer = aout_FifoPop( p_aout, &p_aout->output.fifo );
-    vlc_mutex_unlock( &p_aout->output_fifo_lock );
+    aout_buffer_t *p_buffer = aout_OutputNextBuffer( p_aout, play_date, false );
 
     if( p_buffer != NULL )
     {
@@ -301,7 +305,7 @@ int Process( jack_nframes_t i_frames, void *p_arg )
  *****************************************************************************/
 static void Play( aout_instance_t *p_aout )
 {
-    aout_FifoFirstDate( p_aout, &p_aout->output.fifo );
+    VLC_UNUSED( p_aout );
 }
 
 /*****************************************************************************




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