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#ifndef _audio_in_h
#define _audio_in_h
#define AUDIO_IN_ALSA 1
#define AUDIO_IN_OSS 2
#include "config.h"
#if defined(HAVE_ALSA9) || defined(HAVE_ALSA1X)
#include <alsa/asoundlib.h>
typedef struct {
char *device;
snd_pcm_t *handle;
snd_output_t *log;
int buffer_time, period_time, chunk_size;
size_t bits_per_sample, bits_per_frame;
} ai_alsa_t;
#endif
#ifdef USE_OSS_AUDIO
typedef struct {
char *device;
int audio_fd;
} ai_oss_t;
#endif
typedef struct
{
int type;
int setup;
/* requested values */
int req_channels;
int req_samplerate;
/* real values read-only */
int channels;
int samplerate;
int blocksize;
int bytes_per_sample;
int samplesize;
#if defined(HAVE_ALSA9) || defined(HAVE_ALSA1X)
ai_alsa_t alsa;
#endif
#ifdef USE_OSS_AUDIO
ai_oss_t oss;
#endif
} audio_in_t;
int audio_in_init(audio_in_t *ai, int type);
int audio_in_setup(audio_in_t *ai);
int audio_in_set_device(audio_in_t *ai, char *device);
int audio_in_set_samplerate(audio_in_t *ai, int rate);
int audio_in_set_channels(audio_in_t *ai, int channels);
int audio_in_uninit(audio_in_t *ai);
int audio_in_start_capture(audio_in_t *ai);
int audio_in_read_chunk(audio_in_t *ai, unsigned char *buffer);
#if defined(HAVE_ALSA9) || defined(HAVE_ALSA1X)
int ai_alsa_setup(audio_in_t *ai);
int ai_alsa_init(audio_in_t *ai);
int ai_alsa_xrun(audio_in_t *ai);
#endif
#ifdef USE_OSS_AUDIO
int ai_oss_set_samplerate(audio_in_t *ai);
int ai_oss_set_channels(audio_in_t *ai);
int ai_oss_init(audio_in_t *ai);
#endif
#endif /* _audio_in_h */
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