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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 by Michal Sevakis
* Based on the work of Thom Johansen
*
* 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 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef SPDIF_H
#define SPDIF_H
#ifdef HAVE_SPDIF_POWER
#define IF_SPDIF_POWER_(...) __VA_ARGS__
#else
#define IF_SPDIF_POWER_(...)
#endif
/* Initialize the S/PDIF driver */
void spdif_init(void);
/* Return the S/PDIF frequency in herz - unrounded */
unsigned long spdif_measure_frequency(void);
#ifdef HAVE_SPDIF_OUT
/* Set the S/PDIF audio feed - Use AUDIO_SRC_* values -
will be off if not powered or !on */
void spdif_set_output_source(int source IF_SPDIF_POWER_(, bool on));
/* Return the last set S/PDIF audio source - literally the last value passed
to spdif_set_monitor regardless of power state */
int spdif_get_output_source(bool *src_on);
#endif /* HAVE_SPDIF_OUT */
#endif /* SPDIF_H */
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