BaseAsyncProcessor.h

// BaseAsyncProcessor.h:
// ---------------------
//

#ifndef __IPSDKBASEPROCESSING_BASEASYNCPROCESSOR_H__
#define __IPSDKBASEPROCESSING_BASEASYNCPROCESSOR_H__

#include <IPSDKBaseProcessing/Processor/BaseProcessor.h>
#include <IPSDKBaseProcessing/Processor/Instances/AsyncProcessorTypes.h>
#include <IPSDKCore/Processing/ActionProvider/ActionProviderTypes.h>
#include <IPSDKBaseProcessing/ProcessorDispatcher/ElementInfosCounter.h>

namespace ipsdk {
namespace processor {


class IPSDKBASEPROCESSING_API BaseAsyncProcessor : public BaseProcessor
{
    // declare serial class
    IPSDK_DECLARE_ABSTRACT_SERIAL_WITHOUT_COPY(IPSDKBaseProcessing, BaseAsyncProcessor)

protected:
    BaseAsyncProcessor();

public:
    virtual ~BaseAsyncProcessor() = 0;

// methods
public:
    ipUInt32                    getCurIterIdx() const;


    ipsdk::ipReal64             getProgress(ElementInfosCounter& eic) const;


    ipsdk::ipBool             supportGpu() const;

protected:
    virtual ipUInt32            retrieveSequenceInfo() = 0;

    virtual RetrievalResult     retrieveProvider(const core::BasePriority& priority,
                                                 const ipUInt32 curProviderIdx,
                                                 const ipUInt32 curNbIter,
                                                 core::ActionProviderPtr& pProvider) = 0;

    virtual core::ExecResult    preProcess() {return core::ExecResult(core::eExecutionResult::eER_Successful);}

    virtual core::ExecResult    postProcess() {return core::ExecResult(core::eExecutionResult::eER_Successful);}

private:
    ExecResultDerived   runDerived();

    void                requestCancellationdDerived();

    core::ExecResult    execPreProcess();

    core::ExecResult    execPostProcess();

    ExecResultDerived   execSyncIter();

    ExecResultDerived   execAsyncIter();

    void                notifyProviderCompletion(const core::ActionProviderPtr& pProvider);

    using BaseComplexAction::execInitProcess;
    using BaseComplexAction::execEndProcess;

// attributes
private:
    ipUInt32                _nbProviders;

    ipUInt32                _curProviderIdx;

    Guid                    _providerGuid;

//    static ipBool           _bSupportGpu;

// attribites
protected:
    ipUInt32                _curNbIter;
};


} // end of namespace processor
} // end of namespace ipsdk

#endif // __IPSDKBASEPROCESSING_BASEASYNCPROCESSOR_H__