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mpv/libmpdemux/audio_in.h
arpi 288868f16a Lots of functions and variables specific to OSS audio are used without
ifdefs, so it is not possible to compile mplayer without enabling it,
alse some are already ifdefed, so it is a mess.
patch by Filip Kalinski <filon@pld.org.pl>


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8601 b3059339-0415-0410-9bf9-f77b7e298cf2
2002-12-28 13:39:51 +00:00

76 lines
1.5 KiB
C

#ifndef _audio_in_h
#define _audio_in_h
#define AUDIO_IN_ALSA 1
#define AUDIO_IN_OSS 2
#include "config.h"
#ifdef HAVE_ALSA9
#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;
#ifdef HAVE_ALSA9
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);
#ifdef HAVE_ALSA9
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 */