f5d4cb1958
BUG=1662 R=mflodman@webrtc.org Review URL: https://webrtc-codereview.appspot.com/1492004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@4056 4adac7df-926f-26a2-2b94-8c16560cd09d
52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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// This sub-API supports the following functionalities:
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// - External encryption and decryption.
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#ifndef WEBRTC_VIDEO_ENGINE_INCLUDE_VIE_ENCRYPTION_H_
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#define WEBRTC_VIDEO_ENGINE_INCLUDE_VIE_ENCRYPTION_H_
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#include "webrtc/common_types.h"
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namespace webrtc {
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class VideoEngine;
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class WEBRTC_DLLEXPORT ViEEncryption {
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public:
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// Factory for the ViEEncryption sub‐API and increases an internal reference
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// counter if successful. Returns NULL if the API is not supported or if
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// construction fails.
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static ViEEncryption* GetInterface(VideoEngine* video_engine);
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// Releases the ViEEncryption sub-API and decreases an internal reference
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// counter.
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// Returns the new reference count. This value should be zero
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// for all sub-API:s before the VideoEngine object can be safely deleted.
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virtual int Release() = 0;
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// This function registers a encryption derived instance and enables
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// external encryption for the specified channel.
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virtual int RegisterExternalEncryption(const int video_channel,
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Encryption& encryption) = 0;
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// This function deregisters a registered encryption derived instance
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// and disables external encryption.
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virtual int DeregisterExternalEncryption(const int video_channel) = 0;
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protected:
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ViEEncryption() {}
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virtual ~ViEEncryption() {}
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};
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} // namespace webrtc
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#endif // WEBRTC_VIDEO_ENGINE_INCLUDE_VIE_ENCRYPTION_H_
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