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31 #ifndef __ALSA_PCM_EXTPLUG_H
32 #define __ALSA_PCM_EXTPLUG_H
61 #define SND_PCM_EXTPLUG_VERSION_MAJOR 1
62 #define SND_PCM_EXTPLUG_VERSION_MINOR 0
63 #define SND_PCM_EXTPLUG_VERSION_TINY 2
67 #define SND_PCM_EXTPLUG_VERSION ((SND_PCM_EXTPLUG_VERSION_MAJOR<<16) |\
68 (SND_PCM_EXTPLUG_VERSION_MINOR<<8) |\
69 (SND_PCM_EXTPLUG_VERSION_TINY))
134 const snd_pcm_channel_area_t *dst_areas,
136 const snd_pcm_channel_area_t *src_areas,
176 snd_pcm_stream_t stream,
int mode);
193 static __inline__
int snd_pcm_extplug_set_param(
snd_pcm_extplug_t *extplug,
int type,
unsigned int val)
201 static __inline__
int snd_pcm_extplug_set_slave_param(
snd_pcm_extplug_t *extplug,
int type,
unsigned int val)
int(* hw_free)(snd_pcm_extplug_t *ext)
Definition: pcm_extplug.h:150
int snd_pcm_extplug_set_param_list(snd_pcm_extplug_t *extplug, int type, unsigned int num_list, const unsigned int *list)
Set master parameter as the list.
Definition: pcm_extplug.c:827
long snd_pcm_sframes_t
Definition: pcm.h:376
void snd_pcm_extplug_params_reset(snd_pcm_extplug_t *ext)
Reset extplug parameters.
Definition: pcm_extplug.c:761
int(* set_chmap)(snd_pcm_extplug_t *ext, const snd_pcm_chmap_t *map)
Definition: pcm_extplug.h:170
snd_pcm_extplug_callback snd_pcm_extplug_callback_t
Definition: pcm_extplug.h:55
snd_pcm_format_t format
Definition: pcm_extplug.h:101
struct _snd_pcm snd_pcm_t
Definition: pcm.h:394
void(* dump)(snd_pcm_extplug_t *ext, snd_output_t *out)
Definition: pcm_extplug.h:154
@ SND_PCM_EXTPLUG_HW_FORMAT
Definition: pcm_extplug.h:43
unsigned int slave_channels
Definition: pcm_extplug.h:125
snd_pcm_stream_t stream
Definition: pcm_extplug.h:97
snd_pcm_subformat_t subformat
Definition: pcm_extplug.h:105
int snd_pcm_extplug_set_slave_param_list(snd_pcm_extplug_t *extplug, int type, unsigned int num_list, const unsigned int *list)
Set slave parameter as the list.
Definition: pcm_extplug.c:779
int snd_pcm_extplug_create(snd_pcm_extplug_t *ext, const char *name, snd_config_t *root, snd_config_t *slave_conf, snd_pcm_stream_t stream, int mode)
Create an extplug instance.
Definition: pcm_extplug.c:676
snd_pcm_format_t slave_format
Definition: pcm_extplug.h:117
@ SND_PCM_EXTPLUG_HW_CHANNELS
Definition: pcm_extplug.h:44
struct _snd_config snd_config_t
Internal structure for a configuration node object.
Definition: conf.h:69
struct _snd_output snd_output_t
Internal structure for an output object.
Definition: output.h:54
const snd_pcm_extplug_callback_t * callback
Definition: pcm_extplug.h:85
struct _snd_pcm_hw_params snd_pcm_hw_params_t
Definition: pcm.h:64
snd_pcm_sframes_t(* transfer)(snd_pcm_extplug_t *ext, const snd_pcm_channel_area_t *dst_areas, snd_pcm_uframes_t dst_offset, const snd_pcm_channel_area_t *src_areas, snd_pcm_uframes_t src_offset, snd_pcm_uframes_t size)
Definition: pcm_extplug.h:133
unsigned long snd_pcm_uframes_t
Definition: pcm.h:374
int snd_pcm_extplug_set_param_link(snd_pcm_extplug_t *extplug, int type, int keep_link)
Keep the client and slave format/channels the same if requested. This is for example useful if this e...
Definition: pcm_extplug.c:873
const char * name
Definition: pcm_extplug.h:81
int(* close)(snd_pcm_extplug_t *ext)
Definition: pcm_extplug.h:142
unsigned int channels
Definition: pcm_extplug.h:109
int(* hw_params)(snd_pcm_extplug_t *ext, snd_pcm_hw_params_t *params)
Definition: pcm_extplug.h:146
void * private_data
Definition: pcm_extplug.h:89
unsigned int rate
Definition: pcm_extplug.h:113
int snd_pcm_extplug_set_slave_param_minmax(snd_pcm_extplug_t *extplug, int type, unsigned int min, unsigned int max)
Set slave parameter as the min/max values.
Definition: pcm_extplug.c:801
Definition: pcm_extplug.h:129
unsigned int version
Definition: pcm_extplug.h:77
snd_pcm_subformat_t slave_subformat
Definition: pcm_extplug.h:121
snd_pcm_extplug snd_pcm_extplug_t
Definition: pcm_extplug.h:54
int(* init)(snd_pcm_extplug_t *ext)
Definition: pcm_extplug.h:158
Definition: pcm_extplug.h:72
int snd_pcm_extplug_delete(snd_pcm_extplug_t *ext)
Delete the extplug instance.
Definition: pcm_extplug.c:749
int snd_pcm_extplug_set_param_minmax(snd_pcm_extplug_t *extplug, int type, unsigned int min, unsigned int max)
Set master parameter as the min/max values.
Definition: pcm_extplug.c:849
@ SND_PCM_EXTPLUG_HW_PARAMS
Definition: pcm_extplug.h:45
snd_pcm_t * pcm
Definition: pcm_extplug.h:93