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author | José Bollo <jose.bollo@iot.bzh> | 2016-06-23 20:34:57 +0200 |
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committer | José Bollo <jose.bollo@iot.bzh> | 2016-06-23 20:42:57 +0200 |
commit | 7059e59cddc1c81321639875636e88895bc14309 (patch) | |
tree | 2e857745ae2dd18814bdfe2d6e3806151a51a43e /bindings/audio/audio-alsa.h | |
parent | ef908d903929988ad01f9df94415fc9c3ddebcac (diff) |
vocabulary: moving from 'plugin' to 'binding'
Change-Id: Ic9e118df2bede1fefbb591f8ae7887266b7324ca
Signed-off-by: José Bollo <jose.bollo@iot.bzh>
Diffstat (limited to 'bindings/audio/audio-alsa.h')
-rw-r--r-- | bindings/audio/audio-alsa.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/bindings/audio/audio-alsa.h b/bindings/audio/audio-alsa.h new file mode 100644 index 00000000..679d4eee --- /dev/null +++ b/bindings/audio/audio-alsa.h @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2015, 2016 "IoT.bzh" + * Author "Manuel Bachmann" + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef AUDIO_ALSA_H +#define AUDIO_ALSA_H + +#include <pthread.h> +#include <alsa/asoundlib.h> + +#include "audio-api.h" + +#define AUDIO_BUFFER "/tmp/audio_buf" + +typedef struct dev_ctx_alsa dev_ctx_alsa_T; + +struct dev_ctx_alsa { + char *name; + snd_pcm_t *dev; + snd_pcm_hw_params_t *params; + snd_mixer_elem_t *mixer_elm; + snd_mixer_elem_t *mixer_elm_m; + long vol_max; + long vol; + pthread_t thr; + unsigned char thr_should_run; + unsigned char thr_finished; +}; + +unsigned char _alsa_init (const char *, audioCtxHandleT *); +void _alsa_free (const char *); +void _alsa_play (int); +void _alsa_stop (int); +unsigned int _alsa_get_volume (int, unsigned int); +void _alsa_set_volume (int, unsigned int, unsigned int); +void _alsa_set_volume_all (int, unsigned int); +unsigned char _alsa_get_mute (int); +void _alsa_set_mute (int, unsigned char); +void _alsa_set_channels (int, unsigned int); + +void* _alsa_play_thread_fn (void *); + +#endif /* AUDIO_ALSA_H */ |