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75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
/*
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* spd_audio_plugin.h -- The SPD Audio Plugin Header
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*
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* Copyright (C) 2004 Brailcom, o.p.s.
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*
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* This is free software; you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free
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* Software Foundation; either version 2.1, or (at your option) any later
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* version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this package; see the file COPYING. If not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*
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*/
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#ifndef __SPD_AUDIO_PLUGIN_H
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#define __SPD_AUDIO_PLUGIN_H
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#define SPD_AUDIO_PLUGIN_ENTRY_STR "spd_audio_plugin_get"
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/* *INDENT-OFF* */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* *INDENT-ON* */
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typedef enum { SPD_AUDIO_LE, SPD_AUDIO_BE } AudioFormat;
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typedef struct {
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int bits;
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int num_channels;
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int sample_rate;
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int num_samples;
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signed short *samples;
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} AudioTrack;
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struct spd_audio_plugin;
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typedef struct {
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int volume;
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AudioFormat format;
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struct spd_audio_plugin const *function;
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void *private_data;
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int working;
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} AudioID;
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typedef struct spd_audio_plugin {
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const char *name;
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AudioID *(*open) (void **pars);
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int (*play) (AudioID * id, AudioTrack track);
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int (*stop) (AudioID * id);
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int (*close) (AudioID * id);
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int (*set_volume) (AudioID * id, int);
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void (*set_loglevel) (int level);
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char const *(*get_playcmd) (void);
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} spd_audio_plugin_t;
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/* *INDENT-OFF* */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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/* *INDENT-ON* */
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#endif /* ifndef #__SPD_AUDIO_PLUGIN_H */
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