diff options
Diffstat (limited to 'pd/src/s_audio_alsa.c')
| -rw-r--r-- | pd/src/s_audio_alsa.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/pd/src/s_audio_alsa.c b/pd/src/s_audio_alsa.c index 83530de9..6733182d 100644 --- a/pd/src/s_audio_alsa.c +++ b/pd/src/s_audio_alsa.c @@ -145,7 +145,7 @@ static int alsaio_setup(t_alsa_dev *dev, int out, int *channels, int *rate, hw_params, &tmp_uint); check_error(err, "snd_pcm_hw_params_set_channels"); if (tmp_uint != (unsigned)*channels) - post("ALSA: set input channels to %d", tmp_uint); + post("ALSA: set %s channels to %d", (out?"output":"input"), tmp_uint); *channels = tmp_uint; dev->a_channels = *channels; @@ -158,10 +158,8 @@ static int alsaio_setup(t_alsa_dev *dev, int out, int *channels, int *rate, post("input sample rate %d", err); #endif - /* set the period - ie frag size */ - /* LATER try this to get a recommended period size... - right now, it trips an assertion failure in ALSA lib */ - + /* post("frag size %d, nfrags %d", frag_size, nfrags); */ + /* set "period size" */ #ifdef ALSAAPI9 err = snd_pcm_hw_params_set_period_size_near(dev->a_handle, hw_params, (snd_pcm_uframes_t)frag_size, 0); @@ -171,17 +169,6 @@ static int alsaio_setup(t_alsa_dev *dev, int out, int *channels, int *rate, hw_params, &tmp_snd_pcm_uframes, 0); #endif check_error(err, "snd_pcm_hw_params_set_period_size_near (input)"); - - /* set the number of periods - ie numfrags */ -#ifdef ALSAAPI9 - err = snd_pcm_hw_params_set_periods_near(dev->a_handle, - hw_params, nfrags, 0); -#else - tmp_uint = nfrags; - err = snd_pcm_hw_params_set_periods_near(dev->a_handle, - hw_params, &tmp_uint, 0); -#endif - check_error(err, "snd_pcm_hw_params_set_periods_near (input)"); /* set the buffer size */ #ifdef ALSAAPI9 @@ -429,7 +416,6 @@ int alsa_send_dacs(void) if (snd_pcm_status_get_avail(alsa_status) < transfersize) return SENDDACS_NO; } - /* do output */ for (iodev = 0, fp1 = sys_soundout, ch = 0; iodev < alsa_noutdev; iodev++) { |