comparison src/libsamplerate-0.1.9/examples/audio_out.h @ 126:4a7071416412

Current libsamplerate source
author Chris Cannam <cannam@all-day-breakfast.com>
date Tue, 18 Oct 2016 13:24:45 +0100
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125:cd6cdf86811e 126:4a7071416412
1 /*
2 ** Copyright (c) 1999-2016, Erik de Castro Lopo <erikd@mega-nerd.com>
3 ** All rights reserved.
4 **
5 ** This code is released under 2-clause BSD license. Please see the
6 ** file at : https://github.com/erikd/libsamplerate/blob/master/COPYING
7 */
8
9 typedef struct AUDIO_OUT_s AUDIO_OUT ;
10
11 typedef int (*get_audio_callback_t) (void *callback_data, float *samples, int frames) ;
12
13 /* A general audio output function (Linux/ALSA, Linux/OSS, Win32, MacOSX,
14 ** Solaris) which retrieves data using the callback function in the above
15 ** struct.
16 **
17 ** audio_open - opens the device and returns an anonymous pointer to its
18 ** own private data.
19 */
20
21 AUDIO_OUT *audio_open (int channels, int samplerate) ;
22
23 void audio_play (get_audio_callback_t callback, AUDIO_OUT *audio_out, void *callback_data) ;
24
25 void audio_close (AUDIO_OUT *audio_data) ;