mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-11-03 09:01:52 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

New async notification API. Removed obsolete surround. Cleaning

Browse source
This commit is contained in:
Abramo Bagnara 2001-06-20 20:52:12 +00:00
parent 57469ec597
commit 157f47aedd
35 changed files with 436 additions and 1581 deletions
Download patch file Download diff file Expand all files Collapse all files

19
src/pcm/pcm_local.h
View file

@ -31,7 +31,6 @@
#define _snd_pcm_subformat_mask _snd_mask
#include "local.h"
#include "list.h"
#define SND_INTERVAL_INLINE
#include "interval.h"
@ -66,15 +65,6 @@ typedef enum sndrv_pcm_hw_param snd_pcm_hw_param_t;
#define SND_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_LAST_INTERVAL
#define SND_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_FIRST_INTERVAL
/** Surround type */
typedef enum _snd_pcm_surround_type {
/** 4.0 speakers */
SND_PCM_SURROUND_40 = 0,
/** 5.1 speakers */
SND_PCM_SURROUND_51 = 1,
SND_PCM_SURROUND_LAST = SND_PCM_SURROUND_51
} snd_pcm_surround_type_t;
typedef struct _snd_pcm_channel_info {
unsigned int channel;
void *addr; /* base address of channel samples */
@ -153,8 +143,6 @@ struct _snd_pcm {
snd_pcm_uframes_t silence_size; /* Silence filling size */
snd_pcm_uframes_t xfer_align; /* xfer size need to be a multiple */
snd_pcm_uframes_t boundary; /* pointers wrap point */
int async_sig;
pid_t async_pid;
unsigned int info; /* Info for returned setup */
unsigned int msbits; /* used most significant bits */
unsigned int rate_num; /* rate numerator */
@ -175,6 +163,7 @@ struct _snd_pcm {
snd_pcm_t *op_arg;
snd_pcm_t *fast_op_arg;
void *private_data;
struct list_head async_handlers;
};
#define ROUTE_PLUGIN_FLOAT 1
@ -192,7 +181,10 @@ typedef int snd_pcm_route_ttable_entry_t;
/* FIXME */
#define _snd_pcm_link_descriptor _snd_pcm_poll_descriptor
#define _snd_pcm_async_descriptor _snd_pcm_poll_descriptor
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,
@ -204,12 +196,11 @@ int snd_pcm_plug_open_hw(snd_pcm_t **pcm, const char *name, int card, int device
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);
int snd_pcm_surround_open(snd_pcm_t **pcmp, const char *name, int card, int device, snd_pcm_surround_type_t type, 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);
int snd_pcm_async(snd_pcm_t *pcm, int sig, pid_t pid);
int snd_pcm_mmap(snd_pcm_t *pcm);
int snd_pcm_munmap(snd_pcm_t *pcm);
int snd_pcm_mmap_ready(snd_pcm_t *pcm);