53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
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#include <inttypes.h>
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typedef struct
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{
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uint32_t sampformat;
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uint32_t channels; /* 1 = mono, 2 = stereo */
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uint32_t rate; /* Number of frames per second, 22050, 44100, etc. */
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uint32_t byteorder; /* 0 = Native(to CPU), 1 = Reversed. PDP can go to hell. */
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} SexyAL_format;
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typedef struct
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{
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uint32_t fragcount;
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uint32_t fragsize;
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uint32_t totalsize; /* Shouldn't be filled in by application code. */
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uint32_t ms; /* Milliseconds of buffering, approximate. */
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} SexyAL_buffering;
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#define SEXYAL_ID_DEFAULT 0
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#define SEXYAL_ID_UNUSED 1
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#define SEXYAL_FMT_PCMU8 0x10
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#define SEXYAL_FMT_PCMS8 0x11
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#define SEXYAL_FMT_PCMU16 0x20
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#define SEXYAL_FMT_PCMS16 0x21
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#define SEXYAL_FMT_PCMU32U24 0x40
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#define SEXYAL_FMT_PCMS32S24 0x41
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#define SEXYAL_FMT_PCMU32U16 0x42
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#define SEXYAL_FMT_PCMS32S16 0x43
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typedef struct __SexyAL_device {
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int (*SetConvert)(struct __SexyAL_device *, SexyAL_format *);
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uint32_t (*Write)(struct __SexyAL_device *, void *data, uint32_t frames);
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uint32_t (*CanWrite)(struct __SexyAL_device *);
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int (*Close)(struct __SexyAL_device *);
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SexyAL_format format;
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SexyAL_format srcformat;
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SexyAL_buffering buffering;
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void *private;
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} SexyAL_device;
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typedef struct __SexyAL {
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SexyAL_device * (*Open)(struct __SexyAL *, uint64_t id, SexyAL_format *, SexyAL_buffering *buffering);
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void (*Enumerate)(struct __SexyAL *, int (*func)(uint8_t *name, uint64_t id, void *udata));
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void (*Destroy)(struct __SexyAL *);
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} SexyAL;
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/* Initializes the library, requesting the interface of the version specified. */
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void *SexyAL_Init(int version);
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