| // 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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_STREAM_DISPATCHER_HOST_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_STREAM_DISPATCHER_HOST_H_ |
| |
| #include <map> |
| #include <string> |
| #include <utility> |
| |
| #include "content/browser/renderer_host/media/media_stream_manager.h" |
| #include "content/browser/renderer_host/media/media_stream_requester.h" |
| #include "content/common/content_export.h" |
| #include "content/common/media/media_stream_options.h" |
| #include "content/public/browser/browser_message_filter.h" |
| #include "content/public/browser/resource_context.h" |
| |
| namespace content { |
| |
| class MediaStreamManager; |
| class ResourceContext; |
| |
| // MediaStreamDispatcherHost is a delegate for Media Stream API messages used by |
| // MediaStreamImpl. There is one MediaStreamDispatcherHost per |
| // RenderProcessHost, the former owned by the latter. |
| class CONTENT_EXPORT MediaStreamDispatcherHost : public BrowserMessageFilter, |
| public MediaStreamRequester { |
| public: |
| MediaStreamDispatcherHost( |
| int render_process_id, |
| const ResourceContext::SaltCallback& salt_callback, |
| MediaStreamManager* media_stream_manager, |
| ResourceContext* resource_context); |
| |
| // MediaStreamRequester implementation. |
| virtual void StreamGenerated( |
| int render_frame_id, |
| int page_request_id, |
| const std::string& label, |
| const StreamDeviceInfoArray& audio_devices, |
| const StreamDeviceInfoArray& video_devices) OVERRIDE; |
| virtual void StreamGenerationFailed( |
| int render_frame_id, |
| int page_request_id, |
| content::MediaStreamRequestResult result) OVERRIDE; |
| virtual void DeviceStopped(int render_frame_id, |
| const std::string& label, |
| const StreamDeviceInfo& device) OVERRIDE; |
| virtual void DevicesEnumerated(int render_frame_id, |
| int page_request_id, |
| const std::string& label, |
| const StreamDeviceInfoArray& devices) OVERRIDE; |
| virtual void DeviceOpened(int render_frame_id, |
| int page_request_id, |
| const std::string& label, |
| const StreamDeviceInfo& video_device) OVERRIDE; |
| |
| // BrowserMessageFilter implementation. |
| virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; |
| virtual void OnChannelClosing() OVERRIDE; |
| |
| protected: |
| virtual ~MediaStreamDispatcherHost(); |
| |
| private: |
| friend class MockMediaStreamDispatcherHost; |
| |
| void OnGenerateStream(int render_frame_id, |
| int page_request_id, |
| const StreamOptions& components, |
| const GURL& security_origin, |
| bool user_gesture); |
| void OnCancelGenerateStream(int render_frame_id, |
| int page_request_id); |
| void OnStopStreamDevice(int render_frame_id, |
| const std::string& device_id); |
| |
| void OnEnumerateDevices(int render_frame_id, |
| int page_request_id, |
| MediaStreamType type, |
| const GURL& security_origin); |
| |
| void OnCancelEnumerateDevices(int render_frame_id, |
| int page_request_id); |
| |
| void OnOpenDevice(int render_frame_id, |
| int page_request_id, |
| const std::string& device_id, |
| MediaStreamType type, |
| const GURL& security_origin); |
| |
| void OnCloseDevice(int render_frame_id, |
| const std::string& label); |
| |
| void StoreRequest(int render_frame_id, |
| int page_request_id, |
| const std::string& label); |
| |
| bool IsURLAllowed(const GURL& url); |
| |
| int render_process_id_; |
| ResourceContext::SaltCallback salt_callback_; |
| MediaStreamManager* media_stream_manager_; |
| |
| // Owned by ProfileIOData which is guaranteed to outlive MSDH. |
| ResourceContext* const resource_context_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MediaStreamDispatcherHost); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_STREAM_DISPATCHER_HOST_H_ |