webrtc_m130/modules/desktop_capture/linux/wayland/screencast_stream_utils.h
Jan Grulich 96544b72eb PipeWire capturer: split some PipeWire code that can be reused
This is code that will be used to write tests and that makes sense to be
moved out and used somewhere else.

Bug: webrtc:13429
Change-Id: I2dd8f3111fdc9e6fa121c1e18644cbcf340b584e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/256009
Reviewed-by: Mark Foltz <mfoltz@chromium.org>
Reviewed-by: Alexander Cooper <alcooper@chromium.org>
Commit-Queue: Alexander Cooper <alcooper@chromium.org>
Cr-Commit-Position: refs/heads/main@{#36307}
2022-03-23 16:48:02 +00:00

63 lines
1.9 KiB
C++

/*
* Copyright 2022 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_
#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_
#include <stdint.h>
#include <string>
#include <vector>
#include "rtc_base/string_encode.h"
struct pw_thread_loop;
struct spa_pod;
struct spa_pod_builder;
struct spa_rectangle;
namespace webrtc {
// Locks pw_thread_loop in the current scope
class PipeWireThreadLoopLock {
public:
explicit PipeWireThreadLoopLock(pw_thread_loop* loop);
~PipeWireThreadLoopLock();
private:
pw_thread_loop* const loop_;
};
struct PipeWireVersion {
static PipeWireVersion Parse(const absl::string_view& version);
// Returns whether current version is newer or same as required version
bool operator>=(const PipeWireVersion& other);
// Returns whether current version is older or same as required version
bool operator<=(const PipeWireVersion& other);
int major = 0;
int minor = 0;
int micro = 0;
};
// Returns a spa_pod used to build PipeWire stream format using given
// arguments. Modifiers are optional value and when present they will be
// used with SPA_POD_PROP_FLAG_MANDATORY and SPA_POD_PROP_FLAG_DONT_FIXATE
// flags.
spa_pod* BuildFormat(spa_pod_builder* builder,
uint32_t format,
const std::vector<uint64_t>& modifiers,
const struct spa_rectangle* resolution);
} // namespace webrtc
#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_