webrtc/video_engine/main/source/vie_codec_impl.h

111 lines
3.6 KiB
C++

/*
* Copyright (c) 2011 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.
*/
/*
* vie_codec_impl.h
*/
#ifndef WEBRTC_VIDEO_ENGINE_MAIN_SOURCE_VIE_CODEC_IMPL_H_
#define WEBRTC_VIDEO_ENGINE_MAIN_SOURCE_VIE_CODEC_IMPL_H_
#include "vie_defines.h"
#include "typedefs.h"
#include "vie_ref_count.h"
#include "vie_shared_data.h"
#include "vie_codec.h"
namespace webrtc
{
// ----------------------------------------------------------------------------
// ViECodecImpl
// ----------------------------------------------------------------------------
class ViECodecImpl : public virtual ViESharedData,
public ViECodec,
public ViERefCount
{
public:
virtual int Release();
// Available codecs
virtual int NumberOfCodecs() const;
virtual int GetCodec(const unsigned char listNumber,
VideoCodec& videoCodec) const;
// Codec settings
virtual int SetSendCodec(const int videoChannel,
const VideoCodec& videoCodec);
virtual int GetSendCodec(const int videoChannel,
VideoCodec& videoCodec) const;
virtual int SetReceiveCodec(const int videoChannel,
const VideoCodec& videoCodec);
virtual int GetReceiveCodec(const int videoChannel,
VideoCodec& videoCodec) const;
virtual int GetCodecConfigParameters(
const int videoChannel,
unsigned char configParameters[kConfigParameterSize],
unsigned char& configParametersSize) const;
// Input image scaling
virtual int SetImageScaleStatus(const int videoChannel, const bool enable);
// Codec statistics
virtual int GetSendCodecStastistics(const int videoChannel,
unsigned int& keyFrames,
unsigned int& deltaFrames) const;
virtual int GetReceiveCodecStastistics(const int videoChannel,
unsigned int& keyFrames,
unsigned int& deltaFrames) const;
// Callbacks
virtual int SetKeyFrameRequestCallbackStatus(const int videoChannel,
const bool enable);
virtual int SetSignalKeyPacketLossStatus(const int videoChannel,
const bool enable,
const bool onlyKeyFrames = false);
virtual int RegisterEncoderObserver(const int videoChannel,
ViEEncoderObserver& observer);
virtual int DeregisterEncoderObserver(const int videoChannel);
virtual int RegisterDecoderObserver(const int videoChannel,
ViEDecoderObserver& observer);
virtual int DeregisterDecoderObserver(const int videoChannel);
// Key frame settings
virtual int SendKeyFrame(const int videoChannel);
virtual int WaitForFirstKeyFrame(const int videoChannel, const bool wait);
// H263 Specific
virtual int SetInverseH263Logic(int videoChannel, bool enable);
protected:
ViECodecImpl();
virtual ~ViECodecImpl();
private:
bool CodecValid(const VideoCodec& videoCodec);
};
} // namespace webrtc
#endif // WEBRTC_VIDEO_ENGINE_MAIN_SOURCE_VIE_CODEC_IMPL_H_