chromium/remoting/protocol/fake_desktop_capturer.cc

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "remoting/protocol/fake_desktop_capturer.h"

#include <stdint.h>

#include <memory>

#include "base/check.h"
#include "base/functional/bind.h"
#include "base/notreached.h"
#include "base/task/single_thread_task_runner.h"
#include "base/time/time.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_frame.h"

namespace remoting::protocol {

// FakeDesktopCapturer generates a white picture of size kWidth x kHeight
// with a rectangle of size kBoxWidth x kBoxHeight. The rectangle moves kSpeed
// pixels per frame along both axes, and bounces off the sides of the screen.
static const int kWidth = …;
static const int kHeight = …;
static const int kBoxWidth = …;
static const int kBoxHeight = …;
static const int kSpeed = …;

static_assert …;
static_assert …;

namespace {

class DefaultFrameGenerator
    : public base::RefCountedThreadSafe<DefaultFrameGenerator> { … };

std::unique_ptr<webrtc::DesktopFrame> DefaultFrameGenerator::GenerateFrame(
    webrtc::SharedMemoryFactory* shared_memory_factory) { … }

}  // namespace

FakeDesktopCapturer::FakeDesktopCapturer() : … { … }

FakeDesktopCapturer::~FakeDesktopCapturer() = default;

void FakeDesktopCapturer::set_frame_generator(FrameGenerator frame_generator) { … }

void FakeDesktopCapturer::Start(Callback* callback) { … }

void FakeDesktopCapturer::SetSharedMemoryFactory(
    std::unique_ptr<webrtc::SharedMemoryFactory> shared_memory_factory) { … }

void FakeDesktopCapturer::CaptureFrame() { … }

bool FakeDesktopCapturer::GetSourceList(SourceList* sources) { … }

bool FakeDesktopCapturer::SelectSource(SourceId id) { … }

}  // namespace remoting::protocol