| // Copyright 2013 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_BROWSER_RENDERER_HOST_MEDIA_DEVICE_REQUEST_MESSAGE_FILTER_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_DEVICE_REQUEST_MESSAGE_FILTER_H_ |
| |
| #include <map> |
| #include <string> |
| |
| #include "base/synchronization/lock.h" |
| #include "content/browser/renderer_host/media/media_stream_requester.h" |
| #include "content/common/content_export.h" |
| #include "content/public/browser/browser_message_filter.h" |
| |
| namespace content { |
| |
| class MediaStreamManager; |
| class ResourceContext; |
| |
| // DeviceRequestMessageFilter used to delegate requests from the |
| // MediaStreamCenter. |
| class CONTENT_EXPORT DeviceRequestMessageFilter : public BrowserMessageFilter, |
| public MediaStreamRequester { |
| public: |
| DeviceRequestMessageFilter(ResourceContext* resource_context, |
| MediaStreamManager* media_stream_manager); |
| |
| // MediaStreamRequester implementation. |
| // TODO(vrk): Replace MediaStreamRequester interface with a single callback so |
| // we don't have to override all these callbacks we don't care about. |
| // (crbug.com/249476) |
| virtual void StreamGenerated( |
| const std::string& label, const StreamDeviceInfoArray& audio_devices, |
| const StreamDeviceInfoArray& video_devices) OVERRIDE; |
| virtual void StreamGenerationFailed(const std::string& label) OVERRIDE; |
| virtual void DeviceStopped(int render_view_id, |
| const std::string& label, |
| const StreamDeviceInfo& device) OVERRIDE; |
| virtual void DeviceOpened(const std::string& label, |
| const StreamDeviceInfo& video_device) OVERRIDE; |
| // DevicesEnumerated() is the only callback we're interested in. |
| virtual void DevicesEnumerated(const std::string& label, |
| const StreamDeviceInfoArray& devices) OVERRIDE; |
| |
| // BrowserMessageFilter implementation. |
| virtual bool OnMessageReceived(const IPC::Message& message, |
| bool* message_was_ok) OVERRIDE; |
| virtual void OnChannelClosing() OVERRIDE; |
| |
| protected: |
| virtual ~DeviceRequestMessageFilter(); |
| |
| private: |
| void OnGetSources(int request_id, const GURL& security_origin); |
| |
| // Owned by ProfileIOData which is guaranteed to outlive DRMF. |
| ResourceContext* resource_context_; |
| MediaStreamManager* media_stream_manager_; |
| |
| struct DeviceRequest; |
| typedef std::vector<DeviceRequest> DeviceRequestList; |
| // List of all requests. |
| DeviceRequestList requests_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DeviceRequestMessageFilter); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_DEVICE_REQUEST_MESSAGE_FILTER_H_ |