mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-11-02 09:01:48 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

Support multi-card/device for direct plugins

Browse source 
- Support multi-card/device for dmix/dsnoop/dshare plugins
  The unique ipc key is calculated based on card/device/sub index

- Clean up and share the code among all d* plugins

- Refer the defaults.pcm.* configuration
  The base ipc_key number, ipc_gid and ipc_perm are referred.
This commit is contained in:
Takashi Iwai 2006-01-16 13:15:32 +00:00
parent a0dcf5f8d1
commit 7eff603576
8 changed files with 284 additions and 313 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/pcm/pcm_direct.h
View file

@ -186,6 +186,18 @@ int snd_pcm_direct_timer_stop(snd_pcm_direct_t *dmix);
void snd_pcm_direct_clear_timer_queue(snd_pcm_direct_t *dmix);
int snd_pcm_direct_set_timer_params(snd_pcm_direct_t *dmix);
int snd_pcm_direct_open_secondary_client(snd_pcm_t **spcmp, snd_pcm_direct_t *dmix, const char *client_name);
int snd_pcm_direct_get_slave_ipc_offset(snd_config_t *sconf, int direction);
int snd_timer_async(snd_timer_t *timer, int sig, pid_t pid);
struct timespec snd_pcm_hw_fast_tstamp(snd_pcm_t *pcm);
struct snd_pcm_direct_open_conf {
key_t ipc_key;
mode_t ipc_perm;
int ipc_gid;
int slowptr;
snd_config_t *slave;
snd_config_t *bindings;
};
int snd_pcm_direct_parse_open_conf(snd_config_t *conf, struct snd_pcm_direct_open_conf *rec);