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mpv/libao2/audio_out.c
arpi_esp 5c50d3e7dd applied solaris8/netbsd/other fixes patch by Jürgen Keil <jk@tools.de>
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1039 b3059339-0415-0410-9bf9-f77b7e298cf2
2001-06-05 18:40:44 +00:00

109 lines
2.4 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include "../config.h"
#include "audio_out.h"
#ifdef USE_OSS_AUDIO
#include <sys/soundcard.h> /* AFMT_* */
#endif
#ifndef AFMT_U8
# define AFMT_MU_LAW 0x00000001
# define AFMT_A_LAW 0x00000002
# define AFMT_IMA_ADPCM 0x00000004
# define AFMT_U8 0x00000008
# define AFMT_S16_LE 0x00000010 /* Little endian signed
16*/
# define AFMT_S16_BE 0x00000020 /* Big endian signed 16
*/
# define AFMT_S8 0x00000040
# define AFMT_U16_LE 0x00000080 /* Little endian U16 */
# define AFMT_U16_BE 0x00000100 /* Big endian U16 */
# define AFMT_MPEG 0x00000200 /* MPEG (2) audio */
/* 32 bit formats (MSB aligned) formats */
# define AFMT_S32_LE 0x00001000
# define AFMT_S32_BE 0x00002000
#endif
// there are some globals:
int ao_samplerate=0;
int ao_channels=0;
int ao_format=0;
int ao_bps=0;
int ao_outburst=OUTBURST; // config.h default
int ao_buffersize=-1;
#ifdef USE_OSS_AUDIO
extern ao_functions_t audio_out_oss;
#endif
//extern ao_functions_t audio_out_ossold;
extern ao_functions_t audio_out_null;
#ifdef HAVE_ALSA5
extern ao_functions_t audio_out_alsa5;
#endif
/*
#ifdef HAVE_ALSA9
extern ao_functions_t audio_out_alsa9;
#endif
#ifdef HAVE_ESD
extern ao_functions_t audio_out_esd;
#endif
*/
#ifdef HAVE_SDL
extern ao_functions_t audio_out_sdl;
#endif
#ifdef USE_SUN_AUDIO
extern ao_functions_t audio_out_sun;
#endif
ao_functions_t* audio_out_drivers[] =
{
#ifdef USE_OSS_AUDIO
&audio_out_oss,
#endif
&audio_out_null,
#ifdef HAVE_ALSA5
&audio_out_alsa5,
#endif
/*
#ifdef HAVE_ALSA9
&audio_out_alsa9,
#endif
#ifdef HAVE_ESD
&audio_out_esd,
#endif
*/
#ifdef HAVE_SDL
&audio_out_sdl,
#endif
#ifdef USE_SUN_AUDIO
&audio_out_sun,
#endif
NULL
};
char *audio_out_format_name(int format)
{
switch (format)
{
case AFMT_S8:
return("signed 8-bit");
case AFMT_U8:
return("unsigned 8-bit");
case AFMT_U16_LE:
return("unsigned 16-bit (little-endian)");
case AFMT_U16_BE:
return("unsigned 16-bit (big-endian)");
case AFMT_S16_LE:
return("signed 16-bit (little-endian)");
case AFMT_S16_BE:
return("unsigned 16-bit (big-endian)");
}
return("unknown");
}