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Reland "Split out generic portal / pipewire code"

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This is a reland of commit e6ec81a89c

Updated to ensure that the portal code can be built with is_chromeos.

Original change's description:
> Split out generic portal / pipewire code
>
> It will be reused by the video capture portal / pipewire backend.
>
> Bug: webrtc:13177
> Change-Id: Ia1a77f1c6e289149cd8a1d54b550754bf192e62e
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/263721
> Reviewed-by: Mark Foltz <mfoltz@chromium.org>
> Commit-Queue: Alexander Cooper <alcooper@chromium.org>
> Reviewed-by: Erik Språng <sprang@webrtc.org>
> Reviewed-by: Tomas Gunnarsson <tommi@webrtc.org>
> Reviewed-by: Salman Malik <salmanmalik@google.com>
> Cr-Commit-Position: refs/heads/main@{#38487}

Bug: webrtc:13177
Change-Id: I2c890c83c86ad60fa30f63dcf6fa90510d46009e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/281661
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Reviewed-by: Alexander Cooper <alcooper@chromium.org>
Reviewed-by: Tomas Gunnarsson <tommi@webrtc.org>
Commit-Queue: Alexander Cooper <alcooper@chromium.org>
Cr-Commit-Position: refs/heads/main@{#38620}
This commit is contained in:
Michael Olbrich 2022-11-10 12:22:44 +01:00 committed by WebRTC LUCI CQ
parent 5f42cdcb31
commit b21c979691
28 changed files with 445 additions and 334 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

119
modules/desktop_capture/BUILD.gn
View file

@ -7,9 +7,7 @@
# be found in the AUTHORS file in the root of the source tree.
import("//build/config/linux/gtk/gtk.gni")
import("//build/config/linux/pkg_config.gni")
import("//build/config/ui.gni")
import("//tools/generate_stubs/rules.gni")
import("../../webrtc.gni")
use_desktop_capture_differ_sse2 = current_cpu == "x86" || current_cpu == "x64"
@ -84,7 +82,7 @@ if (rtc_include_tests) {
]
if ((is_linux || is_chromeos) && rtc_use_pipewire) {
configs += [ ":gio" ]
configs += [ "../portal:gio" ]
}
public_configs = [ ":x11_config" ]
@ -105,14 +103,7 @@ if (rtc_include_tests) {
"linux/wayland/test/test_screencast_stream_provider.h",
]
configs += [
":gio",
":pipewire",
":gbm",
":egl",
":epoxy",
":libdrm",
]
configs += [ "../portal:pipewire_all" ]
deps = [
":desktop_capture",
@ -122,6 +113,7 @@ if (rtc_include_tests) {
"../../rtc_base:logging",
"../../rtc_base:random",
"../../rtc_base:timeutils",
"../portal",
# TODO(bugs.webrtc.org/9987): Remove this dep on rtc_base:rtc_base once
# rtc_base:threading is fully defined.
@ -135,12 +127,8 @@ if (rtc_include_tests) {
"//rtc_base:rtc_event",
]
if (!rtc_link_pipewire) {
deps += [ ":pipewire_stubs" ]
}
data = [ "../../third_party/pipewire" ]
public_configs = [ ":pipewire_config" ]
public_configs = [ "../portal:pipewire_config" ]
}
}
@ -167,7 +155,7 @@ if (rtc_include_tests) {
]
if ((is_linux || is_chromeos) && rtc_use_pipewire) {
configs += [ ":gio" ]
configs += [ "../portal:gio" ]
}
deps = [
@ -277,7 +265,7 @@ if (rtc_include_tests) {
]
if ((is_linux || is_chromeos) && rtc_use_pipewire) {
configs += [ ":gio" ]
configs += [ "../portal:gio" ]
}
deps = [
@ -288,71 +276,10 @@ if (rtc_include_tests) {
}
}
if (is_linux || is_chromeos) {
if (rtc_use_pipewire) {
pkg_config("gio") {
packages = [
"gio-2.0",
"gio-unix-2.0",
]
}
pkg_config("pipewire") {
packages = [ "libpipewire-0.3" ]
if (!rtc_link_pipewire) {
ignore_libs = true
}
}
pkg_config("gbm") {
packages = [ "gbm" ]
}
pkg_config("egl") {
packages = [ "egl" ]
}
pkg_config("epoxy") {
packages = [ "epoxy" ]
ignore_libs = true
}
pkg_config("libdrm") {
packages = [ "libdrm" ]
}
if (!rtc_link_pipewire) {
# When libpipewire is not directly linked, use stubs to allow for dlopening of
# the binary.
generate_stubs("pipewire_stubs") {
configs = [
"../../:common_config",
":pipewire",
]
deps = [ "../../rtc_base" ]
extra_header = "linux/wayland/pipewire_stub_header.fragment"
logging_function = "RTC_LOG(LS_VERBOSE)"
logging_include = "rtc_base/logging.h"
output_name = "linux/wayland/pipewire_stubs"
path_from_source = "modules/desktop_capture/linux/wayland"
sigs = [ "linux/wayland/pipewire.sigs" ]
if (!build_with_chromium) {
macro_include = "rtc_base/system/no_cfi_icall.h"
macro_deps = [ "../../rtc_base/system:no_cfi_icall" ]
}
}
}
config("pipewire_config") {
defines = [ "WEBRTC_USE_PIPEWIRE" ]
if (!rtc_link_pipewire) {
defines += [ "WEBRTC_DLOPEN_PIPEWIRE" ]
}
# Chromecast build config overrides `WEBRTC_USE_PIPEWIRE` even when
# `rtc_use_pipewire` is not set, which causes pipewire_config to not be
# included in targets. More details in: webrtc:13898
if (is_linux && !is_castos) {
defines += [ "WEBRTC_USE_GIO" ]
}
}
# TODO(bugs.webrtc.org/14187): remove when all users are gone
if ((is_linux || is_chromeos) && rtc_use_pipewire) {
config("pipewire_config") {
configs = [ "../portal:pipewire_config" ]
}
}
@ -633,12 +560,9 @@ rtc_library("desktop_capture") {
"linux/wayland/egl_dmabuf.h",
"linux/wayland/mouse_cursor_monitor_pipewire.cc",
"linux/wayland/mouse_cursor_monitor_pipewire.h",
"linux/wayland/pipewire_utils.cc",
"linux/wayland/pipewire_utils.h",
"linux/wayland/portal_request_response.h",
"linux/wayland/restore_token_manager.cc",
"linux/wayland/restore_token_manager.h",
"linux/wayland/scoped_glib.cc",
"linux/wayland/scoped_glib.h",
"linux/wayland/screen_capture_portal_interface.cc",
"linux/wayland/screen_capture_portal_interface.h",
@ -648,27 +572,18 @@ rtc_library("desktop_capture") {
"linux/wayland/screencast_stream_utils.h",
"linux/wayland/shared_screencast_stream.cc",
"linux/wayland/shared_screencast_stream.h",
"linux/wayland/xdg_desktop_portal_utils.cc",
"linux/wayland/xdg_desktop_portal_utils.h",
"linux/wayland/xdg_session_details.h",
]
configs += [
":gio",
":pipewire",
":gbm",
":egl",
":epoxy",
":libdrm",
configs += [ "../portal:pipewire_all" ]
public_configs += [ "../portal:pipewire_config" ]
deps += [
"../../rtc_base:sanitizer",
"../portal",
]
if (!rtc_link_pipewire) {
deps += [ ":pipewire_stubs" ]
}
public_configs += [ ":pipewire_config" ]
deps += [ "../../rtc_base:sanitizer" ]
}
if (rtc_enable_win_wgc) {

2
modules/desktop_capture/desktop_capture_metadata.h
View file

@ -12,7 +12,7 @@
#define MODULES_DESKTOP_CAPTURE_DESKTOP_CAPTURE_METADATA_H_
#if defined(WEBRTC_USE_GIO)
#include "modules/desktop_capture/linux/wayland/xdg_session_details.h"
#include "modules/portal/xdg_session_details.h"
#endif // defined(WEBRTC_USE_GIO)
namespace webrtc {

4
modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc
View file

@ -12,9 +12,9 @@
#include "modules/desktop_capture/desktop_capture_options.h"
#include "modules/desktop_capture/desktop_capturer.h"
#include "modules/desktop_capture/linux/wayland/pipewire_utils.h"
#include "modules/desktop_capture/linux/wayland/restore_token_manager.h"
#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
#include "modules/portal/pipewire_utils.h"
#include "modules/portal/xdg_desktop_portal_utils.h"
#include "rtc_base/checks.h"
#include "rtc_base/logging.h"

6
modules/desktop_capture/linux/wayland/base_capturer_pipewire.h
View file

@ -14,12 +14,12 @@
#include "modules/desktop_capture/delegated_source_list_controller.h"
#include "modules/desktop_capture/desktop_capture_options.h"
#include "modules/desktop_capture/desktop_capturer.h"
#include "modules/desktop_capture/linux/wayland/portal_request_response.h"
#include "modules/desktop_capture/linux/wayland/screen_capture_portal_interface.h"
#include "modules/desktop_capture/linux/wayland/screencast_portal.h"
#include "modules/desktop_capture/linux/wayland/shared_screencast_stream.h"
#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
#include "modules/desktop_capture/linux/wayland/xdg_session_details.h"
#include "modules/portal/portal_request_response.h"
#include "modules/portal/xdg_desktop_portal_utils.h"
#include "modules/portal/xdg_session_details.h"
namespace webrtc {

21
modules/desktop_capture/linux/wayland/portal_request_response.h
View file

@ -11,24 +11,7 @@
#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_PORTAL_REQUEST_RESPONSE_H_
#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_PORTAL_REQUEST_RESPONSE_H_
namespace webrtc {
namespace xdg_portal {
// TODO(bugs.webrtc.org/14187): remove when all users are gone
#include "modules/portal/portal_request_response.h"
// Contains type of responses that can be observed when making a request to
// a desktop portal interface.
enum class RequestResponse {
// Unknown, the initialized status.
kUnknown,
// Success, the request is carried out.
kSuccess,
// The user cancelled the interaction.
kUserCancelled,
// The user interaction was ended in some other way.
kError,
kMaxValue = kError,
};
} // namespace xdg_portal
} // namespace webrtc
#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_PORTAL_REQUEST_RESPONSE_H_

52
modules/desktop_capture/linux/wayland/scoped_glib.h
View file

@ -11,55 +11,7 @@
#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCOPED_GLIB_H_
#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCOPED_GLIB_H_
#include <gio/gio.h>
#include "rtc_base/checks.h"
namespace webrtc {
template <class T>
class Scoped {
public:
Scoped() {}
explicit Scoped(T* val) { ptr_ = val; }
~Scoped() { RTC_DCHECK_NOTREACHED(); }
T* operator->() const { return ptr_; }
explicit operator bool() const { return ptr_ != nullptr; }
bool operator!() const { return ptr_ == nullptr; }
T* get() const { return ptr_; }
T** receive() {
RTC_CHECK(!ptr_);
return &ptr_;
}
Scoped& operator=(T* val) {
RTC_DCHECK(val);
ptr_ = val;
return *this;
}
protected:
T* ptr_ = nullptr;
};
template <>
Scoped<GError>::~Scoped();
template <>
Scoped<char>::~Scoped();
template <>
Scoped<GVariant>::~Scoped();
template <>
Scoped<GVariantIter>::~Scoped();
template <>
Scoped<GDBusMessage>::~Scoped();
template <>
Scoped<GUnixFDList>::~Scoped();
} // namespace webrtc
// TODO(bugs.webrtc.org/14187): remove when all users are gone
#include "modules/portal/scoped_glib.h"
#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCOPED_GLIB_H_

2
modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc
View file

@ -8,10 +8,10 @@
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/desktop_capture/linux/wayland/screen_capture_portal_interface.h"
#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
#include <string>
#include "modules/portal/xdg_desktop_portal_utils.h"
#include "rtc_base/logging.h"
namespace webrtc {

8
modules/desktop_capture/linux/wayland/screen_capture_portal_interface.h
View file

@ -15,10 +15,10 @@
#include <string>
#include "modules/desktop_capture/linux/wayland/portal_request_response.h"
#include "modules/desktop_capture/linux/wayland/scoped_glib.h"
#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
#include "modules/desktop_capture/linux/wayland/xdg_session_details.h"
#include "modules/portal/portal_request_response.h"
#include "modules/portal/scoped_glib.h"
#include "modules/portal/xdg_desktop_portal_utils.h"
#include "modules/portal/xdg_session_details.h"
namespace webrtc {
namespace xdg_portal {

4
modules/desktop_capture/linux/wayland/screencast_portal.cc
View file

@ -13,8 +13,8 @@
#include <gio/gunixfdlist.h>
#include <glib-object.h>
#include "modules/desktop_capture/linux/wayland/scoped_glib.h"
#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
#include "modules/portal/scoped_glib.h"
#include "modules/portal/xdg_desktop_portal_utils.h"
#include "rtc_base/checks.h"
#include "rtc_base/logging.h"

6
modules/desktop_capture/linux/wayland/screencast_portal.h
View file

@ -16,10 +16,10 @@
#include <string>
#include "modules/desktop_capture/desktop_capture_types.h"
#include "modules/desktop_capture/linux/wayland/portal_request_response.h"
#include "modules/desktop_capture/linux/wayland/screen_capture_portal_interface.h"
#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
#include "modules/desktop_capture/linux/wayland/xdg_session_details.h"
#include "modules/portal/portal_request_response.h"
#include "modules/portal/xdg_desktop_portal_utils.h"
#include "modules/portal/xdg_session_details.h"
namespace webrtc {

9
modules/desktop_capture/linux/wayland/screencast_stream_utils.cc
View file

@ -27,15 +27,6 @@
namespace webrtc {
PipeWireThreadLoopLock::PipeWireThreadLoopLock(pw_thread_loop* loop)
: loop_(loop) {
pw_thread_loop_lock(loop_);
}
PipeWireThreadLoopLock::~PipeWireThreadLoopLock() {
pw_thread_loop_unlock(loop_);
}
PipeWireVersion PipeWireVersion::Parse(const absl::string_view& version) {
std::vector<absl::string_view> parsed_version = rtc::split(version, '.');

11
modules/desktop_capture/linux/wayland/screencast_stream_utils.h
View file

@ -18,23 +18,12 @@
#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);

2
modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
View file

@ -20,8 +20,8 @@
#include "absl/memory/memory.h"
#include "modules/desktop_capture/linux/wayland/egl_dmabuf.h"
#include "modules/desktop_capture/linux/wayland/pipewire_utils.h"
#include "modules/desktop_capture/linux/wayland/screencast_stream_utils.h"
#include "modules/portal/pipewire_utils.h"
#include "rtc_base/checks.h"
#include "rtc_base/logging.h"
#include "rtc_base/sanitizer.h"

2
modules/desktop_capture/linux/wayland/test/test_screencast_stream_provider.cc
View file

@ -20,7 +20,7 @@
#include <utility>
#include <vector>
#include "modules/desktop_capture/linux/wayland/pipewire_utils.h"
#include "modules/portal/pipewire_utils.h"
#include "rtc_base/logging.h"
namespace webrtc {

98
modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h
View file

@ -11,101 +11,7 @@
#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_XDG_DESKTOP_PORTAL_UTILS_H_
#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_XDG_DESKTOP_PORTAL_UTILS_H_
#include <gio/gio.h>
#include <stdint.h>
#include <string>
#include <vector>
#include "absl/strings/string_view.h"
#include "modules/desktop_capture/linux/wayland/portal_request_response.h"
#include "modules/desktop_capture/linux/wayland/scoped_glib.h"
#include "modules/desktop_capture/linux/wayland/xdg_session_details.h"
#include "rtc_base/checks.h"
#include "rtc_base/logging.h"
namespace webrtc {
namespace xdg_portal {
constexpr char kDesktopBusName[] = "org.freedesktop.portal.Desktop";
constexpr char kDesktopObjectPath[] = "/org/freedesktop/portal/desktop";
constexpr char kDesktopRequestObjectPath[] =
"/org/freedesktop/portal/desktop/request";
constexpr char kSessionInterfaceName[] = "org.freedesktop.portal.Session";
constexpr char kRequestInterfaceName[] = "org.freedesktop.portal.Request";
constexpr char kScreenCastInterfaceName[] = "org.freedesktop.portal.ScreenCast";
using ProxyRequestCallback = void (*)(GObject*, GAsyncResult*, gpointer);
using SessionRequestCallback = void (*)(GDBusProxy*, GAsyncResult*, gpointer);
using SessionRequestResponseSignalHandler = void (*)(GDBusConnection*,
const char*,
const char*,
const char*,
const char*,
GVariant*,
gpointer);
using StartRequestResponseSignalHandler = void (*)(GDBusConnection*,
const char*,
const char*,
const char*,
const char*,
GVariant*,
gpointer);
using SessionStartRequestedHandler = void (*)(GDBusProxy*,
GAsyncResult*,
gpointer);
std::string RequestResponseToString(RequestResponse request);
RequestResponse RequestResponseFromPortalResponse(uint32_t portal_response);
// Returns a string path for signal handle based on the provided connection and
// token.
std::string PrepareSignalHandle(absl::string_view token,
GDBusConnection* connection);
// Sets up the callback to execute when a response signal is received for the
// given object.
uint32_t SetupRequestResponseSignal(absl::string_view object_path,
const GDBusSignalCallback callback,
gpointer user_data,
GDBusConnection* connection);
void RequestSessionProxy(absl::string_view interface_name,
const ProxyRequestCallback proxy_request_callback,
GCancellable* cancellable,
gpointer user_data);
void SetupSessionRequestHandlers(
absl::string_view portal_prefix,
const SessionRequestCallback session_request_callback,
const SessionRequestResponseSignalHandler request_response_signale_handler,
GDBusConnection* connection,
GDBusProxy* proxy,
GCancellable* cancellable,
std::string& portal_handle,
guint& session_request_signal_id,
gpointer user_data);
void StartSessionRequest(
absl::string_view prefix,
absl::string_view session_handle,
const StartRequestResponseSignalHandler signal_handler,
const SessionStartRequestedHandler session_started_handler,
GDBusProxy* proxy,
GDBusConnection* connection,
GCancellable* cancellable,
guint& start_request_signal_id,
std::string& start_handle,
gpointer user_data);
// Tears down the portal session and cleans up related objects.
void TearDownSession(absl::string_view session_handle,
GDBusProxy* proxy,
GCancellable* cancellable,
GDBusConnection* connection);
} // namespace xdg_portal
} // namespace webrtc
// TODO(bugs.webrtc.org/14187): remove when all users are gone
#include "modules/portal/xdg_desktop_portal_utils.h"
#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_XDG_DESKTOP_PORTAL_UTILS_H_

20
modules/desktop_capture/linux/wayland/xdg_session_details.h
View file

@ -11,23 +11,7 @@
#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
// TODO(bugs.webrtc.org/14187): remove when all users are gone
#include "modules/portal/xdg_session_details.h"
#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_XDG_SESSION_DETAILS_H_

123
modules/portal/BUILD.gn Normal file
View file

@ -0,0 +1,123 @@
# Copyright (c) 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.
import("//build/config/linux/pkg_config.gni")
import("//tools/generate_stubs/rules.gni")
import("../../webrtc.gni")
if ((is_linux || is_chromeos) && rtc_use_pipewire) {
pkg_config("gio") {
packages = [
"gio-2.0",
"gio-unix-2.0",
]
}
pkg_config("pipewire") {
packages = [ "libpipewire-0.3" ]
if (!rtc_link_pipewire) {
ignore_libs = true
}
}
pkg_config("gbm") {
packages = [ "gbm" ]
}
pkg_config("egl") {
packages = [ "egl" ]
}
pkg_config("epoxy") {
packages = [ "epoxy" ]
ignore_libs = true
}
pkg_config("libdrm") {
packages = [ "libdrm" ]
}
if (!rtc_link_pipewire) {
# When libpipewire is not directly linked, use stubs to allow for dlopening of
# the binary.
generate_stubs("pipewire_stubs") {
configs = [
"../../:common_config",
":pipewire",
]
deps = [ "../../rtc_base" ]
extra_header = "pipewire_stub_header.fragment"
logging_function = "RTC_LOG(LS_VERBOSE)"
logging_include = "rtc_base/logging.h"
output_name = "pipewire_stubs"
path_from_source = "modules/portal"
sigs = [ "pipewire.sigs" ]
if (!build_with_chromium) {
macro_include = "rtc_base/system/no_cfi_icall.h"
macro_deps = [ "../../rtc_base/system:no_cfi_icall" ]
}
}
}
config("pipewire_base") {
configs = [
":gio",
":pipewire",
]
}
config("pipewire_all") {
configs = [
":pipewire_base",
":gbm",
":egl",
":epoxy",
":libdrm",
]
}
config("pipewire_config") {
defines = [ "WEBRTC_USE_PIPEWIRE" ]
# Chromecast build config overrides `WEBRTC_USE_PIPEWIRE` even when
# `rtc_use_pipewire` is not set, which causes pipewire_config to not be
# included in targets. More details in: webrtc:13898
if (is_linux && !is_castos) {
defines += [ "WEBRTC_USE_GIO" ]
}
}
rtc_library("portal") {
sources = [
"pipewire_utils.cc",
"pipewire_utils.h",
"portal_request_response.h",
"scoped_glib.cc",
"scoped_glib.h",
"xdg_desktop_portal_utils.cc",
"xdg_desktop_portal_utils.h",
"xdg_session_details.h",
]
configs += [
":gio",
":pipewire",
":pipewire_config",
]
deps = [
"../../rtc_base:checks",
"../../rtc_base:logging",
"../../rtc_base:sanitizer",
]
absl_deps = [ "//third_party/abseil-cpp/absl/strings" ]
if (!rtc_link_pipewire) {
defines = [ "WEBRTC_DLOPEN_PIPEWIRE" ]
deps += [ ":pipewire_stubs" ]
}
}
}

2
modules/portal/OWNERS Normal file
View file

@ -0,0 +1,2 @@
alcooper@chromium.org
mfoltz@chromium.org

0
modules/desktop_capture/linux/wayland/pipewire.sigs → modules/portal/pipewire.sigs
View file

0
modules/desktop_capture/linux/wayland/pipewire_stub_header.fragment → modules/portal/pipewire_stub_header.fragment
View file

21
modules/desktop_capture/linux/wayland/pipewire_utils.cc → modules/portal/pipewire_utils.cc
View file

@ -8,12 +8,14 @@
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/desktop_capture/linux/wayland/pipewire_utils.h"
#include "modules/portal/pipewire_utils.h"
#include <pipewire/pipewire.h>
#include "rtc_base/sanitizer.h"
#if defined(WEBRTC_DLOPEN_PIPEWIRE)
#include "modules/desktop_capture/linux/wayland/pipewire_stubs.h"
#include "modules/portal/pipewire_stubs.h"
#endif // defined(WEBRTC_DLOPEN_PIPEWIRE)
namespace webrtc {
@ -23,10 +25,10 @@ bool InitializePipeWire() {
#if defined(WEBRTC_DLOPEN_PIPEWIRE)
static constexpr char kPipeWireLib[] = "libpipewire-0.3.so.0";
using modules_desktop_capture_linux_wayland::InitializeStubs;
using modules_desktop_capture_linux_wayland::kModulePipewire;
using modules_portal::InitializeStubs;
using modules_portal::kModulePipewire;
modules_desktop_capture_linux_wayland::StubPathMap paths;
modules_portal::StubPathMap paths;
// Check if the PipeWire library is available.
paths[kModulePipewire].push_back(kPipeWireLib);
@ -39,4 +41,13 @@ bool InitializePipeWire() {
#endif // defined(WEBRTC_DLOPEN_PIPEWIRE)
}
PipeWireThreadLoopLock::PipeWireThreadLoopLock(pw_thread_loop* loop)
: loop_(loop) {
pw_thread_loop_lock(loop_);
}
PipeWireThreadLoopLock::~PipeWireThreadLoopLock() {
pw_thread_loop_unlock(loop_);
}
} // namespace webrtc

18
modules/desktop_capture/linux/wayland/pipewire_utils.h → modules/portal/pipewire_utils.h
View file

@ -8,8 +8,10 @@
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_PIPEWIRE_UTILS_H_
#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_PIPEWIRE_UTILS_H_
#ifndef MODULES_PORTAL_PIPEWIRE_UTILS_H_
#define MODULES_PORTAL_PIPEWIRE_UTILS_H_
struct pw_thread_loop;
namespace webrtc {
@ -18,6 +20,16 @@ namespace webrtc {
// running nor does it establish a connection to one.
bool InitializePipeWire();
// Locks pw_thread_loop in the current scope
class PipeWireThreadLoopLock {
public:
explicit PipeWireThreadLoopLock(pw_thread_loop* loop);
~PipeWireThreadLoopLock();
private:
pw_thread_loop* const loop_;
};
} // namespace webrtc
#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_PIPEWIRE_UTILS_H_
#endif // MODULES_PORTAL_PIPEWIRE_UTILS_H_

34
modules/portal/portal_request_response.h Normal file
View file

@ -0,0 +1,34 @@
/*
* Copyright (c) 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_PORTAL_PORTAL_REQUEST_RESPONSE_H_
#define MODULES_PORTAL_PORTAL_REQUEST_RESPONSE_H_
namespace webrtc {
namespace xdg_portal {
// Contains type of responses that can be observed when making a request to
// a desktop portal interface.
enum class RequestResponse {
// Unknown, the initialized status.
kUnknown,
// Success, the request is carried out.
kSuccess,
// The user cancelled the interaction.
kUserCancelled,
// The user interaction was ended in some other way.
kError,
kMaxValue = kError,
};
} // namespace xdg_portal
} // namespace webrtc
#endif // MODULES_PORTAL_PORTAL_REQUEST_RESPONSE_H_

2
modules/desktop_capture/linux/wayland/scoped_glib.cc → modules/portal/scoped_glib.cc
View file

@ -8,7 +8,7 @@
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/desktop_capture/linux/wayland/scoped_glib.h"
#include "modules/portal/scoped_glib.h"
namespace webrtc {

65
modules/portal/scoped_glib.h Normal file
View file

@ -0,0 +1,65 @@
/*
* 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_PORTAL_SCOPED_GLIB_H_
#define MODULES_PORTAL_SCOPED_GLIB_H_
#include <gio/gio.h>
#include "rtc_base/checks.h"
namespace webrtc {
template <class T>
class Scoped {
public:
Scoped() {}
explicit Scoped(T* val) { ptr_ = val; }
~Scoped() { RTC_DCHECK_NOTREACHED(); }
T* operator->() const { return ptr_; }
explicit operator bool() const { return ptr_ != nullptr; }
bool operator!() const { return ptr_ == nullptr; }
T* get() const { return ptr_; }
T** receive() {
RTC_CHECK(!ptr_);
return &ptr_;
}
Scoped& operator=(T* val) {
RTC_DCHECK(val);
ptr_ = val;
return *this;
}
protected:
T* ptr_ = nullptr;
};
template <>
Scoped<GError>::~Scoped();
template <>
Scoped<char>::~Scoped();
template <>
Scoped<GVariant>::~Scoped();
template <>
Scoped<GVariantIter>::~Scoped();
template <>
Scoped<GDBusMessage>::~Scoped();
template <>
Scoped<GUnixFDList>::~Scoped();
} // namespace webrtc
#endif // MODULES_PORTAL_SCOPED_GLIB_H_

4
modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.cc → modules/portal/xdg_desktop_portal_utils.cc
View file

@ -7,12 +7,12 @@
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
#include "modules/portal/xdg_desktop_portal_utils.h"
#include <string>
#include "absl/strings/string_view.h"
#include "modules/desktop_capture/linux/wayland/scoped_glib.h"
#include "modules/portal/scoped_glib.h"
#include "rtc_base/logging.h"
namespace webrtc {

111
modules/portal/xdg_desktop_portal_utils.h Normal file
View file

@ -0,0 +1,111 @@
/*
* 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_PORTAL_XDG_DESKTOP_PORTAL_UTILS_H_
#define MODULES_PORTAL_XDG_DESKTOP_PORTAL_UTILS_H_
#include <gio/gio.h>
#include <stdint.h>
#include <string>
#include <vector>
#include "absl/strings/string_view.h"
#include "modules/portal/portal_request_response.h"
#include "modules/portal/scoped_glib.h"
#include "modules/portal/xdg_session_details.h"
#include "rtc_base/checks.h"
#include "rtc_base/logging.h"
namespace webrtc {
namespace xdg_portal {
constexpr char kDesktopBusName[] = "org.freedesktop.portal.Desktop";
constexpr char kDesktopObjectPath[] = "/org/freedesktop/portal/desktop";
constexpr char kDesktopRequestObjectPath[] =
"/org/freedesktop/portal/desktop/request";
constexpr char kSessionInterfaceName[] = "org.freedesktop.portal.Session";
constexpr char kRequestInterfaceName[] = "org.freedesktop.portal.Request";
constexpr char kScreenCastInterfaceName[] = "org.freedesktop.portal.ScreenCast";
using ProxyRequestCallback = void (*)(GObject*, GAsyncResult*, gpointer);
using SessionRequestCallback = void (*)(GDBusProxy*, GAsyncResult*, gpointer);
using SessionRequestResponseSignalHandler = void (*)(GDBusConnection*,
const char*,
const char*,
const char*,
const char*,
GVariant*,
gpointer);
using StartRequestResponseSignalHandler = void (*)(GDBusConnection*,
const char*,
const char*,
const char*,
const char*,
GVariant*,
gpointer);
using SessionStartRequestedHandler = void (*)(GDBusProxy*,
GAsyncResult*,
gpointer);
std::string RequestResponseToString(RequestResponse request);
RequestResponse RequestResponseFromPortalResponse(uint32_t portal_response);
// Returns a string path for signal handle based on the provided connection and
// token.
std::string PrepareSignalHandle(absl::string_view token,
GDBusConnection* connection);
// Sets up the callback to execute when a response signal is received for the
// given object.
uint32_t SetupRequestResponseSignal(absl::string_view object_path,
const GDBusSignalCallback callback,
gpointer user_data,
GDBusConnection* connection);
void RequestSessionProxy(absl::string_view interface_name,
const ProxyRequestCallback proxy_request_callback,
GCancellable* cancellable,
gpointer user_data);
void SetupSessionRequestHandlers(
absl::string_view portal_prefix,
const SessionRequestCallback session_request_callback,
const SessionRequestResponseSignalHandler request_response_signale_handler,
GDBusConnection* connection,
GDBusProxy* proxy,
GCancellable* cancellable,
std::string& portal_handle,
guint& session_request_signal_id,
gpointer user_data);
void StartSessionRequest(
absl::string_view prefix,
absl::string_view session_handle,
const StartRequestResponseSignalHandler signal_handler,
const SessionStartRequestedHandler session_started_handler,
GDBusProxy* proxy,
GDBusConnection* connection,
GCancellable* cancellable,
guint& start_request_signal_id,
std::string& start_handle,
gpointer user_data);
// Tears down the portal session and cleans up related objects.
void TearDownSession(absl::string_view session_handle,
GDBusProxy* proxy,
GCancellable* cancellable,
GDBusConnection* connection);
} // namespace xdg_portal
} // namespace webrtc
#endif // MODULES_PORTAL_XDG_DESKTOP_PORTAL_UTILS_H_

33
modules/portal/xdg_session_details.h Normal file
View file

@ -0,0 +1,33 @@
/*
* 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_PORTAL_XDG_SESSION_DETAILS_H_
#define MODULES_PORTAL_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_PORTAL_XDG_SESSION_DETAILS_H_