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Handle ALSA file descriptors more correctly. This means a bit more overhead,

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but following their API properly should avoid problems in the future.


git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@606 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Pierre Ossman 2006-02-26 19:09:26 +00:00
parent c119996c73
commit ae07d5abd5
4 changed files with 207 additions and 62 deletions
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10
src/modules/alsa-util.h
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@ -27,10 +27,14 @@
#include <polyp/sample.h>
#include <polyp/mainloop-api.h>
int pa_alsa_set_hw_params(snd_pcm_t *pcm_handle, const pa_sample_spec *ss, uint32_t *periods, snd_pcm_uframes_t *period_size);
struct pa_alsa_fdlist;
int pa_create_io_events(snd_pcm_t *pcm_handle, pa_mainloop_api *m, pa_io_event ***io_events, unsigned *n_io_events, void (*cb)(pa_mainloop_api*a, pa_io_event *e, int fd, pa_io_event_flags_t events, void *userdata), void *userdata);
void pa_free_io_events(pa_mainloop_api* m, pa_io_event **io_sources, unsigned n_io_sources);
struct pa_alsa_fdlist *pa_alsa_fdlist_new(void);
void pa_alsa_fdlist_free(struct pa_alsa_fdlist *fdl);
int pa_alsa_fdlist_init_pcm(struct pa_alsa_fdlist *fdl, snd_pcm_t *pcm_handle, pa_mainloop_api* m, void (*cb)(void *userdata), void *userdata);
int pa_alsa_set_hw_params(snd_pcm_t *pcm_handle, const pa_sample_spec *ss, uint32_t *periods, snd_pcm_uframes_t *period_size);
int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev);
snd_mixer_elem_t *pa_alsa_find_elem(snd_mixer_t *mixer, const char *name);