blob: 907034c711e0db7226ee525354b853a0560c9acf [file] [log] [blame]
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CAMERA_DEVICE_H_
#define CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CAMERA_DEVICE_H_
#include <memory>
#include <string>
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/threading/thread_checker.h"
#include "content/common/media/video_capture.h"
#include "media/capture/video_capture_types.h"
namespace content {
class PepperMediaDeviceManager;
class PepperCameraDeviceHost;
// This object must only be used on the thread it's constructed on.
class PepperPlatformCameraDevice {
public:
PepperPlatformCameraDevice(int render_frame_id,
const std::string& device_id,
PepperCameraDeviceHost* handler);
~PepperPlatformCameraDevice();
// Detaches the event handler and stops sending notifications to it.
void DetachEventHandler();
void GetSupportedVideoCaptureFormats();
private:
void OnDeviceOpened(int request_id, bool succeeded, const std::string& label);
// Called by VideoCaptureImplManager.
void OnDeviceSupportedFormatsEnumerated(
const media::VideoCaptureFormats& formats);
// Can return NULL if the RenderFrame referenced by |render_frame_id_| has
// gone away.
PepperMediaDeviceManager* GetMediaDeviceManager();
const int render_frame_id_;
const std::string device_id_;
std::string label_;
int session_id_;
base::Closure release_device_cb_;
PepperCameraDeviceHost* handler_;
// Whether we have a pending request to open a device. We have to make sure
// there isn't any pending request before this object goes away.
bool pending_open_device_;
int pending_open_device_id_;
base::ThreadChecker thread_checker_;
base::WeakPtrFactory<PepperPlatformCameraDevice> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(PepperPlatformCameraDevice);
};
} // namespace content
#endif // CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CAMERA_DEVICE_H_