mirror of
https://github.com/mpv-player/mpv
synced 2024-12-22 14:52:43 +00:00
115 lines
2.4 KiB
C
115 lines
2.4 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* mpv 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MPLAYER_AUDIO_IN_H
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#define MPLAYER_AUDIO_IN_H
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#define AUDIO_IN_ALSA 1
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#define AUDIO_IN_OSS 2
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#define AUDIO_IN_SNDIO 3
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#include "config.h"
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struct mp_log;
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#if HAVE_ALSA
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#include <alsa/asoundlib.h>
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typedef struct {
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char *device;
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snd_pcm_t *handle;
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snd_output_t *log;
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int buffer_time, period_time, chunk_size;
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size_t bits_per_sample, bits_per_frame;
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} ai_alsa_t;
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#endif
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#if HAVE_OSS_AUDIO
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typedef struct {
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char *device;
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int audio_fd;
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} ai_oss_t;
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#endif
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#if HAVE_SNDIO
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#include <sndio.h>
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typedef struct {
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char *device;
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struct sio_hdl *hdl;
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} ai_sndio_t;
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#endif
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typedef struct
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{
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struct mp_log *log;
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int type;
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int setup;
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/* requested values */
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int req_channels;
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int req_samplerate;
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/* real values read-only */
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int channels;
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int samplerate;
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int blocksize;
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int bytes_per_sample;
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int samplesize;
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#if HAVE_ALSA
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ai_alsa_t alsa;
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#endif
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#if HAVE_OSS_AUDIO
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ai_oss_t oss;
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#endif
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#if HAVE_SNDIO
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ai_sndio_t sndio;
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#endif
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} audio_in_t;
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int audio_in_init(audio_in_t *ai, struct mp_log *log, int type);
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int audio_in_setup(audio_in_t *ai);
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int audio_in_set_device(audio_in_t *ai, char *device);
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int audio_in_set_samplerate(audio_in_t *ai, int rate);
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int audio_in_set_channels(audio_in_t *ai, int channels);
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int audio_in_uninit(audio_in_t *ai);
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int audio_in_start_capture(audio_in_t *ai);
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int audio_in_read_chunk(audio_in_t *ai, unsigned char *buffer);
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#if HAVE_ALSA
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int ai_alsa_setup(audio_in_t *ai);
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int ai_alsa_init(audio_in_t *ai);
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int ai_alsa_xrun(audio_in_t *ai);
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#endif
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#if HAVE_OSS_AUDIO
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int ai_oss_set_samplerate(audio_in_t *ai);
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int ai_oss_set_channels(audio_in_t *ai);
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int ai_oss_init(audio_in_t *ai);
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#endif
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#if HAVE_SNDIO
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int ai_sndio_setup(audio_in_t *ai);
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int ai_sndio_init(audio_in_t *ai);
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#endif
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#endif /* MPLAYER_AUDIO_IN_H */
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