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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_AD_H
#define MPLAYER_AD_H
#include "mpc_info.h"
#include "libmpdemux/stheader.h"
typedef mp_codec_info_t ad_info_t;
/* interface of video decoder drivers */
typedef struct ad_functions
{
const ad_info_t *info;
int (*preinit)(sh_audio_t *sh);
int (*init)(sh_audio_t *sh);
void (*uninit)(sh_audio_t *sh);
int (*control)(sh_audio_t *sh,int cmd,void* arg, ...);
int (*decode_audio)(sh_audio_t *sh,unsigned char* buffer,int minlen,int maxlen);
} ad_functions_t;
// NULL terminated array of all drivers
extern const ad_functions_t * const mpcodecs_ad_drivers[];
// fallback if ADCTRL_RESYNC not implemented: sh_audio->a_in_buffer_len=0;
#define ADCTRL_RESYNC_STREAM 1 /* resync, called after seeking! */
// fallback if ADCTRL_SKIP not implemented: ds_fill_buffer(sh_audio->ds);
#define ADCTRL_SKIP_FRAME 2 /* skip block/frame, called while seeking! */
// fallback if ADCTRL_QUERY_FORMAT not implemented: sh_audio->sample_format
#define ADCTRL_QUERY_FORMAT 3 /* test for availabilty of a format */
// fallback: use hw mixer in libao
#define ADCTRL_SET_VOLUME 4 /* set volume (used for mp3lib and liba52) */
#endif /* MPLAYER_AD_H */
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