writer.h

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/*
 * This file depends on Qt which is licensed under LGPLv3.
 * See ADTF_DIR/3rdparty/qt5 and doc/license for detailed information.
 */
#pragma once
#include <adtf_utils.h>
#include <adtfstreaming3/samplestreamer_intf.h>
#include <adtfmediadescription/sample_codec.h>
#include <QJSValue>
#include <QJSValueIterator>
#include <QJSEngine>
#include <unordered_map>
#include <string>
 
namespace adtf
{
 
namespace javascript
{
 
namespace scripting
{

class cScriptWriter : public QObject
{
    Q_OBJECT
 
public:
    cScriptWriter(adtf::streaming::ISampleWriter* pWriter, QJSEngine& oEngine);

    Q_INVOKABLE void write(qint64 tmTimeStamp, const QJSValue& oValue);

    Q_INVOKABLE void writeSubStream(qint64 tmTimeStamp, const QString& strSubStream, const QJSValue& oValue);

    Q_INVOKABLE void manualTrigger();

    Q_INVOKABLE void changeType(const QJSValue& oStreamType);

private:
    void OnNewType(const adtf::streaming::IStreamType& oType);
    void FillSampleViaDDL(adtf::streaming::ISample& oSample,
                          const adtf::mediadescription::cSampleCodecFactory& oFactory,
                          const QJSValue& oValue);
    void FillSampleWithByteArray(adtf::streaming::ISample& oSample, const QByteArray& oArray);
 
private:
    adtf::streaming::ISampleWriter* m_pWriter;
    QJSEngine& m_oEngine;
 
    struct tSubStream
    {
        uint32_t nId;
        adtf::mediadescription::cSampleCodecFactory oCodecFactory;
    };
 
    std::unordered_map<std::string, tSubStream> m_oSubStreams;

};
 
} // namespace scripting
} // namespace javascript
} // namespace adtf