/* * 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_ALSA_H #define AUDIO_ALSA_H #include <pthread.h> #include <alsa/asoundlib.h> #include "local-def.h" typedef struct dev_ctx dev_ctx_T; struct dev_ctx { char *name; snd_pcm_t *dev; snd_pcm_hw_params_t *params; snd_mixer_elem_t *mixer_elm; long vol_max; long vol; pthread_t thr; unsigned char thr_should_run; unsigned char thr_finished; }; STATIC void* _play_thread_fn (void *); PUBLIC int _alsa_get_volume (unsigned int, unsigned int); PUBLIC unsigned char _alsa_get_mute (unsigned int); static struct dev_ctx **dev_ctx = NULL; #endif /* AUDIO_ALSA_H */