chromium/media/capture/video/fake_video_capture_device.h

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_CAPTURE_VIDEO_FAKE_VIDEO_CAPTURE_DEVICE_H_
#define MEDIA_CAPTURE_VIDEO_FAKE_VIDEO_CAPTURE_DEVICE_H_

#include <stdint.h>

#include <memory>
#include <vector>

#include "base/memory/raw_ptr.h"
#include "base/threading/thread_checker.h"
#include "base/time/time.h"
#include "media/capture/video/video_capture_device.h"

namespace gpu {
class GpuMemoryBufferSupport;
}  // namespace gpu

namespace media {

struct FakeDeviceState;
class FakePhotoDevice;
class FrameDeliverer;
class FrameDelivererFactory;

// Paints a "pacman-like" animated circle including textual information such
// as a frame count and timer.
class PacmanFramePainter { … };

// Implementation of VideoCaptureDevice that generates test frames. This is
// useful for testing the video capture components without having to use real
// devices. The implementation schedules delayed tasks to itself to generate and
// deliver frames at the requested rate.
class FakeVideoCaptureDevice : public VideoCaptureDevice { … };

// Represents the current state of a FakeVideoCaptureDevice.
// This is a separate struct because read-access to it is shared with several
// collaborating classes.
struct FakeDeviceState { … };

// A dependency needed by FakeVideoCaptureDevice.
class FrameDelivererFactory { … };

struct FakePhotoDeviceConfig { … };

// Implements the photo functionality of a FakeVideoCaptureDevice
class FakePhotoDevice { … };

}  // namespace media

#endif  // MEDIA_CAPTURE_VIDEO_FAKE_VIDEO_CAPTURE_DEVICE_H_