xref: /aosp_15_r20/external/webrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.h (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1 /*
2  *  Copyright 2022 The WebRTC project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_
12 #define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_
13 
14 #include <stdint.h>
15 
16 #include <string>
17 #include <vector>
18 
19 #include "rtc_base/string_encode.h"
20 
21 struct spa_pod;
22 struct spa_pod_builder;
23 struct spa_rectangle;
24 
25 namespace webrtc {
26 
27 struct PipeWireVersion {
28   static PipeWireVersion Parse(const absl::string_view& version);
29 
30   // Returns whether current version is newer or same as required version
31   bool operator>=(const PipeWireVersion& other);
32   // Returns whether current version is older or same as required version
33   bool operator<=(const PipeWireVersion& other);
34 
35   int major = 0;
36   int minor = 0;
37   int micro = 0;
38 };
39 
40 // Returns a spa_pod used to build PipeWire stream format using given
41 // arguments. Modifiers are optional value and when present they will be
42 // used with SPA_POD_PROP_FLAG_MANDATORY and SPA_POD_PROP_FLAG_DONT_FIXATE
43 // flags.
44 spa_pod* BuildFormat(spa_pod_builder* builder,
45                      uint32_t format,
46                      const std::vector<uint64_t>& modifiers,
47                      const struct spa_rectangle* resolution);
48 
49 }  // namespace webrtc
50 
51 #endif  // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_
52