d0556dc983
Getting rid of CamelCase; not having typedefs also allows us to forward-declare the structures.
74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/* the Music Player Daemon (MPD)
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* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program 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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* This program 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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef AUDIO_H
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#define AUDIO_H
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#include "tag.h"
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#include "os_compat.h"
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#include "audio_format.h"
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#define AUDIO_AO_DRIVER_DEFAULT "default"
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void copyAudioFormat(AudioFormat * dest, const AudioFormat * src);
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int cmpAudioFormat(const AudioFormat * dest, const AudioFormat * src);
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void getOutputAudioFormat(const AudioFormat * inFormat,
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AudioFormat * outFormat);
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int parseAudioConfig(AudioFormat * audioFormat, char *conf);
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/* make sure initPlayerData is called before this function!! */
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void initAudioConfig(void);
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void finishAudioConfig(void);
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void initAudioDriver(void);
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void finishAudioDriver(void);
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int openAudioDevice(const AudioFormat * audioFormat);
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int playAudio(const char *playChunk, size_t size);
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void dropBufferedAudio(void);
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void closeAudioDevice(void);
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int isAudioDeviceOpen(void);
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int isCurrentAudioFormat(const AudioFormat * audioFormat);
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void sendMetadataToAudioDevice(const struct tag *tag);
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/* these functions are called in the main parent process while the child
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process is busy playing to the audio */
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int enableAudioDevice(int fd, unsigned int device);
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int disableAudioDevice(int fd, unsigned int device);
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void printAudioDevices(int fd);
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void readAudioDevicesState(FILE *fp);
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void saveAudioDevicesState(FILE *fp);
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void loadAudioDrivers(void);
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#endif
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