xref: /aosp_15_r20/external/webrtc/modules/portal/pipewire_utils.h (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1*d9f75844SAndroid Build Coastguard Worker /*
2*d9f75844SAndroid Build Coastguard Worker  *  Copyright 2022 The WebRTC project authors. All Rights Reserved.
3*d9f75844SAndroid Build Coastguard Worker  *
4*d9f75844SAndroid Build Coastguard Worker  *  Use of this source code is governed by a BSD-style license
5*d9f75844SAndroid Build Coastguard Worker  *  that can be found in the LICENSE file in the root of the source
6*d9f75844SAndroid Build Coastguard Worker  *  tree. An additional intellectual property rights grant can be found
7*d9f75844SAndroid Build Coastguard Worker  *  in the file PATENTS.  All contributing project authors may
8*d9f75844SAndroid Build Coastguard Worker  *  be found in the AUTHORS file in the root of the source tree.
9*d9f75844SAndroid Build Coastguard Worker  */
10*d9f75844SAndroid Build Coastguard Worker 
11*d9f75844SAndroid Build Coastguard Worker #ifndef MODULES_PORTAL_PIPEWIRE_UTILS_H_
12*d9f75844SAndroid Build Coastguard Worker #define MODULES_PORTAL_PIPEWIRE_UTILS_H_
13*d9f75844SAndroid Build Coastguard Worker 
14*d9f75844SAndroid Build Coastguard Worker struct pw_thread_loop;
15*d9f75844SAndroid Build Coastguard Worker 
16*d9f75844SAndroid Build Coastguard Worker namespace webrtc {
17*d9f75844SAndroid Build Coastguard Worker 
18*d9f75844SAndroid Build Coastguard Worker // Prepare PipeWire so that it is ready to be used. If it needs to be dlopen'd
19*d9f75844SAndroid Build Coastguard Worker // this will do so. Note that this does not guarantee a PipeWire server is
20*d9f75844SAndroid Build Coastguard Worker // running nor does it establish a connection to one.
21*d9f75844SAndroid Build Coastguard Worker bool InitializePipeWire();
22*d9f75844SAndroid Build Coastguard Worker 
23*d9f75844SAndroid Build Coastguard Worker // Locks pw_thread_loop in the current scope
24*d9f75844SAndroid Build Coastguard Worker class PipeWireThreadLoopLock {
25*d9f75844SAndroid Build Coastguard Worker  public:
26*d9f75844SAndroid Build Coastguard Worker   explicit PipeWireThreadLoopLock(pw_thread_loop* loop);
27*d9f75844SAndroid Build Coastguard Worker   ~PipeWireThreadLoopLock();
28*d9f75844SAndroid Build Coastguard Worker 
29*d9f75844SAndroid Build Coastguard Worker  private:
30*d9f75844SAndroid Build Coastguard Worker   pw_thread_loop* const loop_;
31*d9f75844SAndroid Build Coastguard Worker };
32*d9f75844SAndroid Build Coastguard Worker 
33*d9f75844SAndroid Build Coastguard Worker }  // namespace webrtc
34*d9f75844SAndroid Build Coastguard Worker 
35*d9f75844SAndroid Build Coastguard Worker #endif  // MODULES_PORTAL_PIPEWIRE_UTILS_H_
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