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ext/alsa/gstalsasink.c: Get actual segment size and buffer size after opening the device.

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Original commit message from CVS:
* ext/alsa/gstalsasink.c: (set_hwparams), (gst_alsasink_open):
Get actual segment size and buffer size after opening
the device.
This commit is contained in:
Wim Taymans 2005-05-31 11:22:33 +00:00
parent b6764dcc97
commit dc919d1291
2 changed files with 14 additions and 8 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2005-05-31 Wim Taymans <wim@fluendo.com>
* ext/alsa/gstalsasink.c: (set_hwparams), (gst_alsasink_open):
Get actual segment size and buffer size after opening
the device.
2005-05-30 Wim Taymans <wim@fluendo.com> 2005-05-30 Wim Taymans <wim@fluendo.com>
* ext/ogg/gstoggdemux.c: (gst_ogg_demux_activate_chain), * ext/ogg/gstoggdemux.c: (gst_ogg_demux_activate_chain),

16
ext/alsa/gstalsasink.c
View file

@ -206,20 +206,21 @@ set_hwparams (GstAlsaSink * alsa)
CHECK (snd_pcm_hw_params_set_buffer_time_near (alsa->handle, params, CHECK (snd_pcm_hw_params_set_buffer_time_near (alsa->handle, params,
&alsa->buffer_time, &dir), buffer_time); &alsa->buffer_time, &dir), buffer_time);
} }
CHECK (snd_pcm_hw_params_get_buffer_size (params, &alsa->buffer_size),
buffer_size);
if (alsa->period_time != -1) { if (alsa->period_time != -1) {
/* set the period time */ /* set the period time */
CHECK (snd_pcm_hw_params_set_period_time_near (alsa->handle, params, CHECK (snd_pcm_hw_params_set_period_time_near (alsa->handle, params,
&alsa->period_time, &dir), period_time); &alsa->period_time, &dir), period_time);
} }
CHECK (snd_pcm_hw_params_get_period_size (params, &alsa->period_size, &dir),
period_size);
/* write the parameters to device */ /* write the parameters to device */
CHECK (snd_pcm_hw_params (alsa->handle, params), set_hw_params); CHECK (snd_pcm_hw_params (alsa->handle, params), set_hw_params);
CHECK (snd_pcm_hw_params_get_buffer_size (params, &alsa->buffer_size),
buffer_size);
CHECK (snd_pcm_hw_params_get_period_size (params, &alsa->period_size, &dir),
period_size);
return 0; return 0;
/* ERRORS */ /* ERRORS */
@ -437,9 +438,8 @@ gst_alsasink_open (GstAudioSink * asink, GstRingBufferSpec * spec)
CHECK (set_hwparams (alsa), hw_params_failed); CHECK (set_hwparams (alsa), hw_params_failed);
CHECK (set_swparams (alsa), sw_params_failed); CHECK (set_swparams (alsa), sw_params_failed);
spec->bytes_per_sample = 4; alsa->bytes_per_sample = spec->bytes_per_sample;
alsa->bytes_per_sample = 4; spec->segsize = alsa->period_size * spec->bytes_per_sample;
spec->segsize = alsa->period_size * 4;
spec->segtotal = alsa->buffer_size / alsa->period_size; spec->segtotal = alsa->buffer_size / alsa->period_size;
spec->silence_sample[0] = 0; spec->silence_sample[0] = 0;
spec->silence_sample[1] = 0; spec->silence_sample[1] = 0;