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- /*
- Copyright (C) 2014 by Leonhard Oelke <leonhard@in-verted.de>
- 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, see <http://www.gnu.org/licenses/>.
- */
- #include <inttypes.h>
- #include <pulse/stream.h>
- #include <pulse/context.h>
- #include <pulse/introspect.h>
- #pragma once
- /**
- * Initialize the pulseaudio mainloop and increase the reference count
- */
- int_fast32_t pulse_init();
- /**
- * Unreference the pulseaudio mainloop, when the reference count reaches
- * zero the mainloop will automatically be destroyed
- */
- void pulse_unref();
- /**
- * Lock the mainloop
- *
- * In order to allow for multiple threads to use the same mainloop pulseaudio
- * provides it's own locking mechanism. This function should be called before
- * using any pulseaudio function that is in any way related to the mainloop or
- * context.
- *
- * @note use of this function may cause deadlocks
- *
- * @warning do not use with pulse_ wrapper functions
- */
- void pulse_lock();
- /**
- * Unlock the mainloop
- *
- * @see pulse_lock()
- */
- void pulse_unlock();
- /**
- * Wait for events to happen
- *
- * This function should be called when waiting for an event to happen.
- */
- void pulse_wait();
- /**
- * Wait for accept signal from calling thread
- *
- * This function tells the pulseaudio mainloop wheter the data provided to
- * the callback should be retained until the calling thread executes
- * pulse_accept()
- *
- * If wait_for_accept is 0 the function returns and the data is freed.
- */
- void pulse_signal(int wait_for_accept);
- /**
- * Signal the waiting callback to return
- *
- * This function is used in conjunction with pulse_signal()
- */
- void pulse_accept();
- /**
- * Request source information
- *
- * The function will block until the operation was executed and the mainloop
- * called the provided callback function.
- *
- * @return negative on error
- *
- * @note The function will block until the server context is ready.
- *
- * @warning call without active locks
- */
- int_fast32_t pulse_get_source_info_list(pa_source_info_cb_t cb, void *userdata);
- /**
- * Request sink information
- *
- * The function will block until the operation was executed and the mainloop
- * called the provided callback function.
- *
- * @return negative on error
- *
- * @note The function will block until the server context is ready.
- *
- * @warning call without active locks
- */
- int_fast32_t pulse_get_sink_info_list(pa_sink_info_cb_t cb, void *userdata);
- /**
- * Request source information from a specific source
- *
- * The function will block until the operation was executed and the mainloop
- * called the provided callback function.
- *
- * @param cb pointer to the callback function
- * @param name the source name to get information for
- * @param userdata pointer to userdata the callback will be called with
- *
- * @return negative on error
- *
- * @note The function will block until the server context is ready.
- *
- * @warning call without active locks
- */
- int_fast32_t pulse_get_source_info(pa_source_info_cb_t cb, const char *name, void *userdata);
- /**
- * Request server information
- *
- * The function will block until the operation was executed and the mainloop
- * called the provided callback function.
- *
- * @return negative on error
- *
- * @note The function will block until the server context is ready.
- *
- * @warning call without active locks
- */
- int_fast32_t pulse_get_server_info(pa_server_info_cb_t cb, void *userdata);
- /**
- * Create a new stream with the default properties
- *
- * @note The function will block until the server context is ready.
- *
- * @warning call without active locks
- */
- pa_stream *pulse_stream_new(const char *name, const pa_sample_spec *ss, const pa_channel_map *map);
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