Refactor video capture to new design

webkit/plugins/ppapi/ppb_video_capture_impl.h

-// Copyright (c) 2012 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 WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_CAPTURE_IMPL_H_
-#define WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_CAPTURE_IMPL_H_
-
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/memory/ref_counted.h"
-#include "media/video/capture/video_capture.h"
-#include "media/video/capture/video_capture_types.h"
-#include "ppapi/c/dev/ppp_video_capture_dev.h"
-#include "ppapi/shared_impl/ppb_video_capture_shared.h"
-#include "ppapi/shared_impl/resource.h"
-#include "webkit/plugins/ppapi/plugin_delegate.h"
-#include "webkit/plugins/ppapi/ppb_buffer_impl.h"
-
-struct PP_VideoCaptureDeviceInfo_Dev;
-
-namespace webkit {
-namespace ppapi {
-
-class PPB_VideoCapture_Impl
-    : public ::ppapi::PPB_VideoCapture_Shared,
-      public PluginDelegate::PlatformVideoCaptureEventHandler,
-      public base::SupportsWeakPtr<PPB_VideoCapture_Impl> {
- public:
-  explicit PPB_VideoCapture_Impl(PP_Instance instance);
-  virtual ~PPB_VideoCapture_Impl();
-
-  bool Init();
-
-  // PluginDelegate::PlatformVideoCaptureEventHandler implementation.
-  virtual void OnStarted(media::VideoCapture* capture) OVERRIDE;
-  virtual void OnStopped(media::VideoCapture* capture) OVERRIDE;
-  virtual void OnPaused(media::VideoCapture* capture) OVERRIDE;
-  virtual void OnError(media::VideoCapture* capture, int error_code) OVERRIDE;
-  virtual void OnRemoved(media::VideoCapture* capture) OVERRIDE;
-  virtual void OnBufferReady(
-      media::VideoCapture* capture,
-      scoped_refptr<media::VideoCapture::VideoFrameBuffer> buffer) OVERRIDE;
-  virtual void OnDeviceInfoReceived(
-      media::VideoCapture* capture,
-      const media::VideoCaptureParams& device_info) OVERRIDE;
-  virtual void OnInitialized(media::VideoCapture* capture,
-                             bool succeeded) OVERRIDE;
-
- private:
-  typedef std::vector< ::ppapi::DeviceRefData> DeviceRefDataVector;
-
-  // PPB_VideoCapture_Shared implementation.
-  virtual int32_t InternalEnumerateDevices(
-      PP_Resource* devices,
-      scoped_refptr< ::ppapi::TrackedCallback> callback) OVERRIDE;
-  virtual int32_t InternalOpen(
-      const std::string& device_id,
-      const PP_VideoCaptureDeviceInfo_Dev& requested_info,
-      uint32_t buffer_count,
-      scoped_refptr< ::ppapi::TrackedCallback> callback) OVERRIDE;
-  virtual int32_t InternalStartCapture() OVERRIDE;
-  virtual int32_t InternalReuseBuffer(uint32_t buffer) OVERRIDE;
-  virtual int32_t InternalStopCapture() OVERRIDE;
-  virtual void InternalClose() OVERRIDE;
-  virtual int32_t InternalStartCapture0_1(
-      const PP_VideoCaptureDeviceInfo_Dev& requested_info,
-      uint32_t buffer_count) OVERRIDE;
-  virtual const DeviceRefDataVector& InternalGetDeviceRefData() const OVERRIDE;
-
-  void ReleaseBuffers();
-  void SendStatus();
-
-  void SetRequestedInfo(const PP_VideoCaptureDeviceInfo_Dev& device_info,
-                        uint32_t buffer_count);
-
-  void DetachPlatformVideoCapture();
-
-  void EnumerateDevicesCallbackFunc(int request_id,
-                                    bool succeeded,
-                                    const DeviceRefDataVector& devices);
-
-  scoped_refptr<PluginDelegate::PlatformVideoCapture> platform_video_capture_;
-
-  size_t buffer_count_hint_;
-  struct BufferInfo {
-    BufferInfo();
-    ~BufferInfo();
-
-    bool in_use;
-    void* data;
-    scoped_refptr<PPB_Buffer_Impl> buffer;
-  };
-  std::vector<BufferInfo> buffers_;
-
-  const PPP_VideoCapture_Dev* ppp_videocapture_;
-
-  DeviceRefDataVector devices_data_;
-
-  media::VideoCaptureCapability capability_;
-
-  DISALLOW_COPY_AND_ASSIGN(PPB_VideoCapture_Impl);
-};
-
-}  // namespace ppapi
-}  // namespace webkit
-
-#endif  // WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_CAPTURE_IMPL_H_