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Added mmaped avail_min

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This commit is contained in:
Abramo Bagnara 2000-10-16 11:34:11 +00:00
parent d5c49aaa8e
commit 8d3919707e
11 changed files with 74 additions and 0 deletions
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4
include/aserver.h
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@ -30,6 +30,7 @@
#define SND_PCM_IOCTL_CLOSE _IO ('A', 0xfa)
#define SND_PCM_IOCTL_MMAP_INFO _IO ('A', 0xfb)
#define SND_PCM_IOCTL_POLL_DESCRIPTOR _IO ('A', 0xfc)
#define SND_PCM_IOCTL_SET_AVAIL_MIN _IO ('A', 0xfd)
typedef struct {
long result;
@ -65,6 +66,9 @@ typedef struct {
struct {
ssize_t frames;
} mmap_forward;
struct {
ssize_t frames;
} set_avail_min;
} u;
char data[0];
} snd_pcm_shm_ctrl_t;

1
include/pcm.h
View file

@ -169,6 +169,7 @@ int snd_pcm_unlink(snd_pcm_t *pcm);
int snd_pcm_channels_mask(snd_pcm_t *pcm, bitset_t *cmask);
int snd_pcm_wait(snd_pcm_t *pcm, int timeout);
ssize_t snd_pcm_avail_update(snd_pcm_t *pcm);
int snd_pcm_set_avail_min(snd_pcm_t *pcm, size_t size);
/* mmap */