Nagram/TMessagesProj/jni/webrtc/media/engine/null_webrtc_video_engine.h
2020-08-14 19:58:22 +03:00

60 lines
1.5 KiB
C++

/*
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MEDIA_ENGINE_NULL_WEBRTC_VIDEO_ENGINE_H_
#define MEDIA_ENGINE_NULL_WEBRTC_VIDEO_ENGINE_H_
#include <vector>
#include "media/base/media_channel.h"
#include "media/base/media_engine.h"
namespace webrtc {
class Call;
} // namespace webrtc
namespace cricket {
class VideoMediaChannel;
// Video engine implementation that does nothing and can be used in
// CompositeMediaEngine.
class NullWebRtcVideoEngine : public VideoEngineInterface {
public:
std::vector<VideoCodec> send_codecs() const override {
return std::vector<VideoCodec>();
}
std::vector<VideoCodec> recv_codecs() const override {
return std::vector<VideoCodec>();
}
std::vector<webrtc::RtpHeaderExtensionCapability> GetRtpHeaderExtensions()
const override {
return {};
}
VideoMediaChannel* CreateMediaChannel(
webrtc::Call* call,
const MediaConfig& config,
const VideoOptions& options,
const webrtc::CryptoOptions& crypto_options,
webrtc::VideoBitrateAllocatorFactory* video_bitrate_allocator_factory)
override {
return nullptr;
}
};
} // namespace cricket
#endif // MEDIA_ENGINE_NULL_WEBRTC_VIDEO_ENGINE_H_