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Permit to PCM plug configuration to specify unchanged parameters. Added support for RT signals to async interface. Added ops for PCM mix.

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This commit is contained in:
Abramo Bagnara 2001-07-07 15:53:20 +00:00
parent a5b77b03f6
commit fcd164e622
15 changed files with 492 additions and 158 deletions
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14
src/pcm/pcm_local.h
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@ -185,17 +185,6 @@ typedef int snd_pcm_route_ttable_entry_t;
int snd_pcm_new(snd_pcm_t **pcmp, snd_pcm_type_t type, const char *name,
snd_pcm_stream_t stream, int mode);
int snd_pcm_hw_open(snd_pcm_t **pcm, const char *name, int card, int device, int subdevice, snd_pcm_stream_t stream, int mode);
int snd_pcm_plug_open(snd_pcm_t **pcmp,
const char *name,
snd_pcm_route_ttable_entry_t *ttable,
unsigned int tt_ssize,
unsigned int tt_cused, unsigned int tt_sused,
snd_pcm_t *slave, int close_slave);
int snd_pcm_plug_open_hw(snd_pcm_t **pcm, const char *name, int card, int device, int subdevice, snd_pcm_stream_t stream, int mode);
int snd_pcm_shm_open(snd_pcm_t **pcmp, const char *name, const char *sockname, const char *sname, snd_pcm_stream_t stream, int mode);
int snd_pcm_file_open(snd_pcm_t **pcmp, const char *name, const char *fname, int fd, const char *fmt, snd_pcm_t *slave, int close_slave);
int snd_pcm_null_open(snd_pcm_t **pcmp, const char *name, snd_pcm_stream_t stream, int mode);
void snd_pcm_areas_from_buf(snd_pcm_t *pcm, snd_pcm_channel_area_t *areas, void *buf);
void snd_pcm_areas_from_bufs(snd_pcm_t *pcm, snd_pcm_channel_area_t *areas, void **bufs);
@ -518,6 +507,9 @@ int snd_pcm_hw_strategy_simple_choices(snd_pcm_hw_strategy_t *strategy, int orde
snd_pcm_hw_strategy_simple_choices_list_t *choices);
#endif
#define SCONF_MANDATORY 1
#define SCONF_UNCHANGED 2
int snd_pcm_slave_conf(snd_config_t *root, snd_config_t *conf,
snd_config_t **pcm_conf, unsigned int count, ...);