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Diffstat (limited to '')
-rw-r--r-- | src/output/OutputControl.hxx | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/output/OutputControl.hxx b/src/output/OutputControl.hxx new file mode 100644 index 000000000..7195412ef --- /dev/null +++ b/src/output/OutputControl.hxx @@ -0,0 +1,94 @@ +/* + * Copyright (C) 2003-2014 The Music Player Daemon Project + * http://www.musicpd.org + * + * 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 program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef MPD_OUTPUT_CONTROL_HXX +#define MPD_OUTPUT_CONTROL_HXX + +#include "ReplayGainInfo.hxx" + +#include <stddef.h> + +struct audio_output; +struct AudioFormat; +struct config_param; +class MusicPipe; + +void +audio_output_set_replay_gain_mode(audio_output *ao, + ReplayGainMode mode); + +/** + * Enables the device. + */ +void +audio_output_enable(audio_output *ao); + +/** + * Disables the device. + */ +void +audio_output_disable(audio_output *ao); + +/** + * Opens or closes the device, depending on the "enabled" flag. + * + * @return true if the device is open + */ +bool +audio_output_update(audio_output *ao, + AudioFormat audio_format, + const MusicPipe &mp); + +void +audio_output_play(audio_output *ao); + +void +audio_output_pause(audio_output *ao); + +void +audio_output_drain_async(audio_output *ao); + +/** + * Clear the "allow_play" flag and send the "CANCEL" command + * asynchronously. To finish the operation, the caller has to call + * audio_output_allow_play(). + */ +void +audio_output_cancel(audio_output *ao); + +/** + * Set the "allow_play" and signal the thread. + */ +void +audio_output_allow_play(audio_output *ao); + +void +audio_output_close(audio_output *ao); + +/** + * Closes the audio output, but if the "always_on" flag is set, put it + * into pause mode instead. + */ +void +audio_output_release(audio_output *ao); + +void +audio_output_finish(audio_output *ao); + +#endif |