mirror of https://github.com/mpv-player/mpv
107 lines
2.1 KiB
C
107 lines
2.1 KiB
C
#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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#include "afmt.h"
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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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char *ao_subdevice = NULL;
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#ifdef USE_OSS_AUDIO
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extern ao_functions_t audio_out_oss;
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#endif
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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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#ifdef HAVE_ALSA5
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extern ao_functions_t audio_out_alsa5;
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#endif
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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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#ifdef HAVE_SDL
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extern ao_functions_t audio_out_sdl;
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#endif
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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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extern ao_functions_t audio_out_pcm;
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extern ao_functions_t audio_out_pss;
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ao_functions_t* audio_out_drivers[] =
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{
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#ifdef USE_OSS_AUDIO
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&audio_out_oss,
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#endif
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#ifdef USE_SUN_AUDIO
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&audio_out_sun,
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#endif
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&audio_out_null,
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#ifdef HAVE_ALSA5
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&audio_out_alsa5,
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#endif
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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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#ifdef HAVE_SDL
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&audio_out_sdl,
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#endif
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&audio_out_pcm,
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// &audio_out_pss,
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NULL
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};
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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_MU_LAW:
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return("Mu-Law");
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case AFMT_A_LAW:
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return("A-Law");
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case AFMT_IMA_ADPCM:
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return("Ima-ADPCM");
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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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case AFMT_MPEG:
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return("MPEG (2) audio");
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case AFMT_AC3:
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return("AC3");
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/*
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the following two formats are not available with old linux kernel
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headers (e.g. in 2.2.16)
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*/
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#ifdef AFMT_S32_LE
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case AFMT_S32_LE:
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return("Signed 32-bit (Little-Endian)");
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#endif
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#ifdef AFMT_S32_BE
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case AFMT_S32_BE:
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return("Signed 32-bit (Big-Endian)");
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#endif
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}
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return("Unknown");
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}
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