2001-06-02 23:25:43 +00:00
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#include <stdio.h>
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#include <stdlib.h>
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#include "../config.h"
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#include "audio_out.h"
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2001-06-05 18:40:44 +00:00
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#ifdef USE_OSS_AUDIO
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2001-06-04 17:40:56 +00:00
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#include <sys/soundcard.h> /* AFMT_* */
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2001-06-05 18:40:44 +00:00
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#endif
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#ifndef AFMT_U8
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# define AFMT_MU_LAW 0x00000001
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# define AFMT_A_LAW 0x00000002
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# define AFMT_IMA_ADPCM 0x00000004
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# define AFMT_U8 0x00000008
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# define AFMT_S16_LE 0x00000010 /* Little endian signed
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16*/
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# define AFMT_S16_BE 0x00000020 /* Big endian signed 16
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*/
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# define AFMT_S8 0x00000040
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# define AFMT_U16_LE 0x00000080 /* Little endian U16 */
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# define AFMT_U16_BE 0x00000100 /* Big endian U16 */
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# define AFMT_MPEG 0x00000200 /* MPEG (2) audio */
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/* 32 bit formats (MSB aligned) formats */
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# define AFMT_S32_LE 0x00001000
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# define AFMT_S32_BE 0x00002000
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#endif
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2001-06-04 17:40:56 +00:00
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2001-06-02 23:25:43 +00:00
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// there are some globals:
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int ao_samplerate=0;
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int ao_channels=0;
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int ao_format=0;
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int ao_bps=0;
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int ao_outburst=OUTBURST; // config.h default
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int ao_buffersize=-1;
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2001-06-05 18:40:44 +00:00
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#ifdef USE_OSS_AUDIO
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2001-06-02 23:25:43 +00:00
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extern ao_functions_t audio_out_oss;
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2001-06-05 18:40:44 +00:00
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#endif
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2001-06-02 23:25:43 +00:00
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//extern ao_functions_t audio_out_ossold;
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extern ao_functions_t audio_out_null;
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2001-06-04 18:42:31 +00:00
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#ifdef HAVE_ALSA5
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extern ao_functions_t audio_out_alsa5;
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#endif
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2001-06-05 10:37:50 +00:00
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/*
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#ifdef HAVE_ALSA9
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extern ao_functions_t audio_out_alsa9;
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#endif
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#ifdef HAVE_ESD
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extern ao_functions_t audio_out_esd;
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#endif
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*/
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2001-06-03 10:48:36 +00:00
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#ifdef HAVE_SDL
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extern ao_functions_t audio_out_sdl;
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#endif
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2001-06-05 18:40:44 +00:00
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#ifdef USE_SUN_AUDIO
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extern ao_functions_t audio_out_sun;
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#endif
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2001-06-02 23:25:43 +00:00
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ao_functions_t* audio_out_drivers[] =
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{
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2001-06-05 18:40:44 +00:00
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#ifdef USE_OSS_AUDIO
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2001-06-02 23:25:43 +00:00
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&audio_out_oss,
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2001-06-05 18:40:44 +00:00
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#endif
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2001-06-02 23:25:43 +00:00
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&audio_out_null,
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2001-06-04 18:42:31 +00:00
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#ifdef HAVE_ALSA5
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2001-06-04 17:40:56 +00:00
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&audio_out_alsa5,
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2001-06-04 18:42:31 +00:00
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#endif
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2001-06-05 10:37:50 +00:00
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/*
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#ifdef HAVE_ALSA9
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&audio_out_alsa9,
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#endif
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#ifdef HAVE_ESD
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&audio_out_esd,
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#endif
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*/
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2001-06-03 10:48:36 +00:00
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#ifdef HAVE_SDL
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&audio_out_sdl,
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2001-06-05 18:40:44 +00:00
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#endif
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#ifdef USE_SUN_AUDIO
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&audio_out_sun,
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2001-06-03 10:48:36 +00:00
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#endif
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2001-06-02 23:25:43 +00:00
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NULL
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};
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2001-06-04 17:40:56 +00:00
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char *audio_out_format_name(int format)
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{
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switch (format)
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{
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case AFMT_S8:
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return("signed 8-bit");
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case AFMT_U8:
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return("unsigned 8-bit");
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case AFMT_U16_LE:
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return("unsigned 16-bit (little-endian)");
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case AFMT_U16_BE:
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return("unsigned 16-bit (big-endian)");
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case AFMT_S16_LE:
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return("signed 16-bit (little-endian)");
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case AFMT_S16_BE:
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return("unsigned 16-bit (big-endian)");
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}
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return("unknown");
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}
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