/* * Copyright (C) 2015 "IoT.bzh" * Author "Manuel Bachmann" * * This program 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 3 of the License, or * (at your option) any later version. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef AUDIO_API_H #define AUDIO_API_H #include "audio-alsa.h" /* global plugin handle, should store everything we may need */ typedef struct { int devCount; } pluginHandleT; /* structure holding one audio card with current usage status */ typedef struct { char *name; void *handle; /* handle to implementation (ALSA, PulseAudio...) */ } audioDevT; /* private client context [will be destroyed when client leaves] */ typedef struct { audioDevT *radio; /* pointer to client audio card */ int idx; /* audio card index within global array */ int volume[8]; /* audio volume (8 channels) : 0-100 */ unsigned int channels; /* audio channels : 1(mono)/2(stereo)... */ unsigned char mute; /* audio muted : 0(false)/1(true) */ unsigned char is_playing; /* audio is playing: 0(false)/1(true) */ } audioCtxHandleT; #endif /* AUDIO_API_H */