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add new call pa_alsa_open_by_device_id_profile()

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This commit is contained in:
Lennart Poettering 2009-01-20 21:36:57 +01:00
parent 04e9214065
commit b88b89a676
4 changed files with 106 additions and 41 deletions
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74
src/modules/alsa/alsa-util.c
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@ -574,7 +574,7 @@ static const struct pa_alsa_profile_info device_table[] = {
{{ 0, { 0 }}, NULL, NULL, NULL, 0 }
};
snd_pcm_t *pa_alsa_open_by_device_id(
snd_pcm_t *pa_alsa_open_by_device_id_auto(
const char *dev_id,
char **dev,
pa_sample_spec *ss,
@ -585,8 +585,7 @@ snd_pcm_t *pa_alsa_open_by_device_id(
snd_pcm_uframes_t tsched_size,
pa_bool_t *use_mmap,
pa_bool_t *use_tsched,
const char**config_description,
const char **config_name) {
const pa_alsa_profile_info **profile) {
int i;
int direction = 1;
@ -642,11 +641,8 @@ snd_pcm_t *pa_alsa_open_by_device_id(
*map = device_table[i].map;
pa_assert(map->channels == ss->channels);
if (config_description)
*config_description = device_table[i].description;
if (config_name)
*config_name = device_table[i].name;
if (profile)
*profile = &device_table[i];
return pcm_handle;
}
@ -703,10 +699,64 @@ snd_pcm_t *pa_alsa_open_by_device_id(
pcm_handle = pa_alsa_open_by_device_string(d, dev, ss, map, mode, nfrags, period_size, tsched_size, use_mmap, use_tsched, FALSE);
pa_xfree(d);
if (pcm_handle) {
*config_description = NULL;
*config_name = NULL;
}
if (pcm_handle && profile)
*profile = NULL;
return pcm_handle;
}
snd_pcm_t *pa_alsa_open_by_device_id_profile(
const char *dev_id,
char **dev,
pa_sample_spec *ss,
pa_channel_map* map,
int mode,
uint32_t *nfrags,
snd_pcm_uframes_t *period_size,
snd_pcm_uframes_t tsched_size,
pa_bool_t *use_mmap,
pa_bool_t *use_tsched,
const pa_alsa_profile_info *profile) {
char *d;
snd_pcm_t *pcm_handle;
pa_sample_spec try_ss;
pa_assert(dev_id);
pa_assert(dev);
pa_assert(ss);
pa_assert(map);
pa_assert(nfrags);
pa_assert(period_size);
pa_assert(profile);
d = pa_sprintf_malloc("%s:%s", profile->alsa_name, dev_id);
try_ss.channels = profile->map.channels;
try_ss.rate = ss->rate;
try_ss.format = ss->format;
pcm_handle = pa_alsa_open_by_device_string(
d,
dev,
&try_ss,
map,
mode,
nfrags,
period_size,
tsched_size,
use_mmap,
use_tsched,
TRUE);
pa_xfree(d);
if (!pcm_handle)
return NULL;
*ss = try_ss;
*map = profile->map;
pa_assert(map->channels == ss->channels);
return pcm_handle;
}