45a22ffbb7
This change adds support for dynamic resolution adjustment of pipewire stream. Bug: chromium:1291247 Change-Id: I87e02484920f795a053a814eb872834ab22c1bd3 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/263680 Commit-Queue: Salman Malik <salmanmalik@google.com> Reviewed-by: Alexander Cooper <alcooper@chromium.org> Cr-Commit-Position: refs/heads/main@{#37010}
120 lines
3.9 KiB
C++
120 lines
3.9 KiB
C++
/*
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* Copyright 2018 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/desktop_capture/linux/wayland/base_capturer_pipewire.h"
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#include "modules/desktop_capture/desktop_capture_options.h"
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#include "modules/desktop_capture/desktop_capturer.h"
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#include "modules/desktop_capture/linux/wayland/xdg_desktop_portal_utils.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/logging.h"
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namespace webrtc {
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namespace {
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using xdg_portal::RequestResponse;
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using xdg_portal::ScreenCapturePortalInterface;
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using xdg_portal::SessionDetails;
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} // namespace
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BaseCapturerPipeWire::BaseCapturerPipeWire(const DesktopCaptureOptions& options)
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: BaseCapturerPipeWire(
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options,
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std::make_unique<ScreenCastPortal>(
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ScreenCastPortal::CaptureSourceType::kAnyScreenContent,
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this)) {}
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BaseCapturerPipeWire::BaseCapturerPipeWire(
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const DesktopCaptureOptions& options,
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std::unique_ptr<ScreenCapturePortalInterface> portal)
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: options_(options), portal_(std::move(portal)) {}
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BaseCapturerPipeWire::~BaseCapturerPipeWire() {}
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void BaseCapturerPipeWire::OnScreenCastRequestResult(RequestResponse result,
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uint32_t stream_node_id,
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int fd) {
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if (result != RequestResponse::kSuccess ||
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!options_.screencast_stream()->StartScreenCastStream(
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stream_node_id, fd, options_.get_width(), options_.get_height())) {
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capturer_failed_ = true;
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RTC_LOG(LS_ERROR) << "ScreenCastPortal failed: "
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<< static_cast<uint>(result);
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}
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}
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void BaseCapturerPipeWire::OnScreenCastSessionClosed() {
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if (!capturer_failed_) {
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options_.screencast_stream()->StopScreenCastStream();
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}
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}
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void BaseCapturerPipeWire::UpdateResolution(uint32_t width, uint32_t height) {
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if (!capturer_failed_) {
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options_.screencast_stream()->UpdateScreenCastStreamResolution(width,
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height);
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}
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}
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void BaseCapturerPipeWire::Start(Callback* callback) {
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RTC_DCHECK(!callback_);
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RTC_DCHECK(callback);
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callback_ = callback;
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portal_->Start();
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}
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void BaseCapturerPipeWire::CaptureFrame() {
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if (capturer_failed_) {
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callback_->OnCaptureResult(Result::ERROR_PERMANENT, nullptr);
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return;
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}
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std::unique_ptr<DesktopFrame> frame =
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options_.screencast_stream()->CaptureFrame();
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if (!frame || !frame->data()) {
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callback_->OnCaptureResult(Result::ERROR_TEMPORARY, nullptr);
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return;
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}
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// TODO(julien.isorce): http://crbug.com/945468. Set the icc profile on
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// the frame, see ScreenCapturerX11::CaptureFrame.
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callback_->OnCaptureResult(Result::SUCCESS, std::move(frame));
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}
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bool BaseCapturerPipeWire::GetSourceList(SourceList* sources) {
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RTC_DCHECK(sources->size() == 0);
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// List of available screens is already presented by the xdg-desktop-portal,
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// so we just need a (valid) source id for any callers to pass around, even
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// though it doesn't mean anything to us. Until the user selects a source in
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// xdg-desktop-portal we'll just end up returning empty frames. Note that "0"
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// is often treated as a null/placeholder id, so we shouldn't use that.
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// TODO(https://crbug.com/1297671): Reconsider type of ID when plumbing
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// token that will enable stream re-use.
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sources->push_back({1});
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return true;
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}
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bool BaseCapturerPipeWire::SelectSource(SourceId id) {
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// Screen selection is handled by the xdg-desktop-portal.
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return true;
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}
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SessionDetails BaseCapturerPipeWire::GetSessionDetails() {
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return portal_->GetSessionDetails();
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}
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} // namespace webrtc
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