webrtc/modules/desktop_capture/linux/wayland/xdg_session_details.h
Salman Malik 24927780f1 wayland: Add a common interface for screencast and remote desktop portal
Change adapts the `base_capturer_pipewire` so that a portal can be
injected in the capturer. This allows the remoting to inject its
own portal for the purpose of capturing desktop stream as long
as the injected portal provides implementation of the new interface
that is added as part of this change.

Additionally, a method has been exposed on the capturer to get
details about the portal session so that the remoting
implementation can use the same underlying session for controlling
inputs on the remote host.

Finally, desktop capturer interface is extended with a generic
method `GetMetadata` that is used to retrieve session related
information by CRD and relay it over to its input injector. Clients
provide override for the method and it eventually invokes the
underlying `GetSessionDetails` method on the portal instance.

Bug: chromium:1291247
Change-Id: I0dbd154eb16d4149f967c4a818eea51e7e6eb9a9
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/257000
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Alexander Cooper <alcooper@chromium.org>
Commit-Queue: Salman Malik <salmanmalik@google.com>
Cr-Commit-Position: refs/heads/main@{#36399}
2022-03-31 15:30:07 +00:00

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/*
* 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_XDG_SESSION_DETAILS_H_
#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_XDG_SESSION_DETAILS_H_
#include <gio/gio.h>
#include <string>
namespace webrtc {
namespace xdg_portal {
// Details of the session associated with XDG desktop portal session. Portal API
// calls can be invoked by utilizing the information here.
struct SessionDetails {
GDBusProxy* proxy = nullptr;
GCancellable* cancellable = nullptr;
std::string session_handle;
uint32_t pipewire_stream_node_id = 0;
};
} // namespace xdg_portal
} // namespace webrtc
#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_XDG_SESSION_DETAILS_H_