amf0encoder.h

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/********************************************************************************************
* Twitch Broadcasting SDK
*
* This software is supplied under the terms of a license agreement with Twitch Interactive, Inc. and
* may not be copied or used except in accordance with the terms of that agreement
* Copyright (c) 2012-2016 Twitch Interactive, Inc.
*********************************************************************************************/

#ifndef IAMF0ENCODER_H
#define IAMF0ENCODER_H

#include <vector>
#include "twitchsdk/broadcast/internal/muxers/amf0.h"

namespace ttv
{
    namespace broadcast
    {
        class AMF0Encoder;
    }
}

class ttv::broadcast::AMF0Encoder : public IAMF0
{
public:
    AMF0Encoder(void) 
    {
        mBuffer.reserve(1024); // arbitrary number to reduce allocations from small vectors
    }

    virtual ~AMF0Encoder(void) {}

    virtual void Number(double value);
    virtual void Boolean(bool flag);
    virtual void String(std::string param);
    virtual void Object();
    virtual void ObjectProperty(std::string propertyName);
    virtual void Movieclip();
    virtual void Null();
    virtual void Undefined();
    virtual void Reference();
    virtual void EcmaArray(uint32_t elements);
    virtual void EcmaArrayKey(std::string keyName);
    virtual void ObjectEnd();
    virtual void StrictArray(uint32_t elements);
    virtual void Date(double dateValue);
    virtual void LongString();
    virtual void Unsupported();
    virtual void Recordset();
    virtual void XmlDocument();
    virtual void TypedObject();

    const std::vector<uint8_t>& GetBuffer() const { return mBuffer; }
    
    void Reset() { mBuffer.resize(0); }
private:
    template <typename _T> void EncodeToBuffer(_T param);
    std::vector<uint8_t> mBuffer;
};

#endif