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It's safer to set buffer size than to try setting number of periods.

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@628 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Pierre Ossman 2006-03-05 18:37:13 +00:00
parent f22d8ab3fe
commit 4e56725a60
1 changed files with 3 additions and 1 deletions
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4
src/modules/alsa-util.c
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@ -262,6 +262,8 @@ int pa_alsa_set_hw_params(snd_pcm_t *pcm_handle, const pa_sample_spec *ss, uint3
[PA_SAMPLE_FLOAT32BE] = SND_PCM_FORMAT_FLOAT_BE,
};
assert(pcm_handle && ss && periods && period_size);
buffer_size = *periods * *period_size;
if ((ret = snd_pcm_hw_params_malloc(&hwparams)) < 0 ||
(ret = snd_pcm_hw_params_any(pcm_handle, hwparams)) < 0 ||
@ -269,7 +271,7 @@ int pa_alsa_set_hw_params(snd_pcm_t *pcm_handle, const pa_sample_spec *ss, uint3
(ret = snd_pcm_hw_params_set_format(pcm_handle, hwparams, format_trans[ss->format])) < 0 ||
(ret = snd_pcm_hw_params_set_rate_near(pcm_handle, hwparams, &r, NULL)) < 0 ||
(ret = snd_pcm_hw_params_set_channels(pcm_handle, hwparams, ss->channels)) < 0 ||
(*periods > 0 && (ret = snd_pcm_hw_params_set_periods_near(pcm_handle, hwparams, periods, NULL)) < 0) ||
(*periods > 0 && (ret = snd_pcm_hw_params_set_buffer_size_near(pcm_handle, hwparams, &buffer_size)) < 0) ||
(*period_size > 0 && (ret = snd_pcm_hw_params_set_period_size_near(pcm_handle, hwparams, period_size, NULL)) < 0) ||
(ret = snd_pcm_hw_params(pcm_handle, hwparams)) < 0)
goto finish;