4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "adeviceprefs.inc"
26 #include "arraylist.h"
27 #include "audiodevice.h"
30 #include <alsa/asoundlib.h>
32 class AudioALSA : public AudioLowLevel
35 AudioALSA(AudioDevice *device);
38 static void list_devices(ArrayList<char*> *devices, int pcm_title = 0, int mode = MODEPLAY);
41 int write_buffer(char *buffer, int size);
42 int read_buffer(char *buffer, int size);
45 int64_t device_position();
46 int64_t samples_output() { return samples_written; }
49 int interrupt_playback();
54 void translate_name(char *output, char *input, int mode);
55 snd_pcm_format_t translate_format(int format);
56 int set_params(snd_pcm_t *dsp, int mode,
57 int channels, int bits, int samplerate, int samples);
58 snd_pcm_t* get_output();
59 snd_pcm_t* get_input();
60 snd_pcm_t *dsp_in, *dsp_out;
61 int64_t samples_written, buffer_position;
63 int delay, period_size;