| // 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, |
| const PP_CompletionCallback& callback) OVERRIDE; |
| virtual int32_t InternalOpen( |
| const std::string& device_id, |
| const PP_VideoCaptureDeviceInfo_Dev& requested_info, |
| uint32_t buffer_count, |
| const PP_CompletionCallback& 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_ |