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/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPLAYER_AUDIO_OUT_H
#define MPLAYER_AUDIO_OUT_H
typedef struct ao_info_s
{
/* driver name ("Matrox Millennium G200/G400" */
const char *name;
/* short name (for config strings) ("mga") */
const char *short_name;
/* author ("Aaron Holtzman <aholtzma@ess.engr.uvic.ca>") */
const char *author;
/* any additional comments */
const char *comment;
} ao_info_t;
/* interface towards mplayer and */
typedef struct ao_functions_s
{
const ao_info_t *info;
int (*control)(int cmd,void *arg);
int (*init)(int rate,int channels,int format,int flags);
void (*uninit)(int immed);
void (*reset)(void);
int (*get_space)(void);
int (*play)(void* data,int len,int flags);
float (*get_delay)(void);
void (*pause)(void);
void (*resume)(void);
} ao_functions_t;
/* global data used by mplayer and plugins */
typedef struct ao_data {
int samplerate;
int channels;
int format;
int bps;
int outburst;
int buffersize;
int pts;
} ao_data_t;
extern char *ao_subdevice;
extern ao_data_t ao_data;
void list_audio_out(void);
const ao_functions_t* init_best_audio_out(char** ao_list,int use_plugin,int rate,int channels,int format,int flags);
// NULL terminated array of all drivers
extern const ao_functions_t* const audio_out_drivers[];
#define CONTROL_OK 1
#define CONTROL_TRUE 1
#define CONTROL_FALSE 0
#define CONTROL_UNKNOWN -1
#define CONTROL_ERROR -2
#define CONTROL_NA -3
#define AOCONTROL_SET_DEVICE 1
#define AOCONTROL_GET_DEVICE 2
#define AOCONTROL_QUERY_FORMAT 3 /* test for availabilty of a format */
#define AOCONTROL_GET_VOLUME 4
#define AOCONTROL_SET_VOLUME 5
#define AOCONTROL_SET_PLUGIN_DRIVER 6
#define AOCONTROL_SET_PLUGIN_LIST 7
#define AOPLAY_FINAL_CHUNK 1
typedef struct ao_control_vol_s {
float left;
float right;
} ao_control_vol_t;
#endif /* MPLAYER_AUDIO_OUT_H */
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