Index: content/browser/renderer_host/media/media_devices_dispatcher_host.h |
diff --git a/content/browser/renderer_host/media/media_devices_dispatcher_host.h b/content/browser/renderer_host/media/media_devices_dispatcher_host.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..96da87d1dd6203dfb881b655ec4a6a9343b3e030 |
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+++ b/content/browser/renderer_host/media/media_devices_dispatcher_host.h |
@@ -0,0 +1,120 @@ |
+// Copyright 2016 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_DEVICES_DISPATCHER_HOST_H_ |
+#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_DEVICES_DISPATCHER_HOST_H_ |
+ |
+#include <memory> |
+#include <string> |
+ |
+#include "base/macros.h" |
+#include "content/browser/renderer_host/media/media_devices_manager.h" |
+#include "content/common/content_export.h" |
+#include "content/common/media/media_devices.mojom.h" |
+ |
+using ::mojom::MediaDeviceType; |
+ |
+namespace url { |
+class Origin; |
+} |
+ |
+namespace content { |
+ |
+class MediaStreamManager; |
+class MediaStreamUIProxy; |
+ |
+class CONTENT_EXPORT MediaDevicesDispatcherHost |
+ : public ::mojom::MediaDevicesDispatcherHost { |
+ public: |
+ MediaDevicesDispatcherHost(int render_process_id, |
+ int routing_id, |
+ const std::string& device_id_salt, |
+ MediaStreamManager* media_stream_manager, |
+ bool use_fake_ui); |
+ ~MediaDevicesDispatcherHost() override; |
+ |
+ static void Create(int render_process_id, |
+ int routing_id, |
+ const std::string& device_id_salt, |
+ MediaStreamManager* media_stream_manager, |
+ bool use_fake_ui, |
+ ::mojom::MediaDevicesDispatcherHostRequest request); |
+ |
+ // ::mojom::MediaDevicesDispatcherHost implementation. |
+ void EnumerateDevices( |
+ bool request_audio_input, |
+ bool request_video_input, |
+ bool request_audio_output, |
+ const url::Origin& security_origin, |
+ const EnumerateDevicesCallback& client_callback) override; |
+ |
+ // Sets a MediaStreamUIProxy to be used in a single run of EnumerateDevices(), |
+ // provided that the MediaDevicesDispatcherHost was created with |use_fake_ui| |
+ // set to true. Subsequent runs of EnumerateDevices() use a new internally |
+ // generated fake MediaStreamUIProxy. |
+ // |fake_ui_proxy| is ignored if the MediaDevicesDispatcherHost was created |
+ // with |use_fake_ui|, in which case a real MediaStreamUIProxy will be used |
+ // instead. |
+ // This function is intended to be used for testing. |
+ void SetFakeUIProxyForTesting( |
+ std::unique_ptr<MediaStreamUIProxy> fake_ui_proxy); |
+ |
+ private: |
+ // Internal type that represents a callback that receives a |
+ // MediaDevicesManager::BoolDeviceTypes containing the permissions for each |
+ // device type. |
+ using AccessCheckedCallback = |
+ base::Callback<void(const MediaDevicesManager::BoolDeviceTypes&)>; |
+ |
+ // Currently, the same permission (MEDIA_DEVICE_AUDIO_CAPTURE) is used for |
+ // both audio input and output. |
+ // TODO(guidou): use specific permission for audio output when it becomes |
+ // available. See http://crbug.com/556542. |
+ void CheckAccess(bool check_audio, |
+ bool check_video_input, |
+ const url::Origin& security_origin, |
+ const AccessCheckedCallback& callback); |
+ |
+ void AudioAccessChecked(std::unique_ptr<MediaStreamUIProxy> ui_proxy, |
+ bool check_video_permission, |
+ const url::Origin& security_origin, |
+ const AccessCheckedCallback& callback, |
+ bool has_audio_permission); |
+ |
+ void VideoAccessChecked(std::unique_ptr<MediaStreamUIProxy> ui_proxy, |
+ bool has_audio_permission, |
+ const AccessCheckedCallback& callback, |
+ bool has_video_permission); |
+ |
+ void DoEnumerateDevices( |
+ const MediaDevicesManager::BoolDeviceTypes& requested_types, |
+ const url::Origin& security_origin, |
+ const EnumerateDevicesCallback& client_callback, |
+ const MediaDevicesManager::BoolDeviceTypes& permissions); |
+ |
+ void DevicesEnumerated( |
+ const MediaDevicesManager::BoolDeviceTypes& requested_types, |
+ const url::Origin& security_origin, |
+ const EnumerateDevicesCallback& client_callback, |
+ const MediaDevicesManager::BoolDeviceTypes& has_permissions, |
+ const MediaDeviceEnumeration& enumeration); |
+ |
+ std::unique_ptr<MediaStreamUIProxy> GetUIProxy(); |
+ |
+ int render_process_id_; |
+ int routing_id_; |
+ std::string device_id_salt_; |
+ std::string group_id_salt_; |
+ MediaStreamManager* media_stream_manager_; |
+ bool use_fake_ui_; |
+ std::unique_ptr<MediaStreamUIProxy> fake_ui_proxy_; |
+ |
+ base::WeakPtrFactory<MediaDevicesDispatcherHost> weak_factory_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(MediaDevicesDispatcherHost); |
+}; |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_DEVICES_DISPATCHER_HOST_H_ |