media_driver/media_driver_next/agnostic/common/shared/scalability/media_scalability_factory.cpp

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* Copyright (c) 2018, Intel Corporation
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//!
//! \file     media_scalability_factory.cpp
//! \brief    Defines the functions for media scalability factory
//!

#include "media_scalability_factory.h"
#include "media_scalability_singlepipe.h"
#include "media_scalability_mdf.h"
#include "vp_scalability_singlepipe.h"
#include "decode_scalability_singlepipe.h"

template<typename T>
MediaScalability *MediaScalabilityFactory<T>::CreateScalability(uint8_t componentType, T params, void *hwInterface, MediaContext *mediaContext, MOS_GPUCTX_CREATOPTIONS *gpuCtxCreateOption)
{
    if (params == nullptr)
    {
        return nullptr;
    }

    if (std::is_same<decltype(params), ScalabilityPars*>::value)
    {
        auto scalabPars = reinterpret_cast<ScalabilityPars *>(params);
        if (scalabPars->enableMdf)
        {
            return CreateScalabilityMdf(params);
        }
    }

    //Create SinglePipe/MultiPipe scalability.
    return CreateScalabilityCmdBuf(componentType, params, hwInterface, mediaContext, gpuCtxCreateOption);
}

template<typename T>
MediaScalability *MediaScalabilityFactory<T>::CreateScalabilityMdf(T params)
{
    MediaScalability *scalabilityHandle = nullptr;
    scalabilityHandle = MOS_New(MediaScalabilityMdf);

    return scalabilityHandle;
}

template<typename T>
MediaScalability *MediaScalabilityFactory<T>::CreateScalabilityCmdBuf(uint8_t componentType, T params, void *hwInterface, MediaContext *mediaContext, MOS_GPUCTX_CREATOPTIONS *gpuCtxCreateOption)
{
    switch (componentType)
    {
    case scalabilityEncoder:
        return CreateEncodeScalability(params, hwInterface, mediaContext, gpuCtxCreateOption);
    case scalabilityDecoder:
        return CreateDecodeScalability(params, hwInterface, mediaContext, gpuCtxCreateOption);
    case scalabilityVp:
        return CreateVpScalability(params, hwInterface, mediaContext, gpuCtxCreateOption);
    default:
        return nullptr;
    }
}

template<typename T>
MediaScalability *MediaScalabilityFactory<T>::CreateEncodeScalability(T params, void *hwInterface, MediaContext *mediaContext, MOS_GPUCTX_CREATOPTIONS *gpuCtxCreateOption)
{
    return nullptr;
}

template<typename T>
MediaScalability *MediaScalabilityFactory<T>::CreateDecodeScalability(T params, void *hwInterface, MediaContext *mediaContext, MOS_GPUCTX_CREATOPTIONS *gpuCtxCreateOption)
{
    if (params == nullptr || hwInterface == nullptr)
    {
        return nullptr;
    }

    decode::DecodeScalabilityOption *option = nullptr;
    if (std::is_same<decltype(params), ScalabilityPars*>::value)
    {
        option = MOS_New(decode::DecodeScalabilityOption);
        if (option != nullptr)
        {
            auto scalabPars = reinterpret_cast<ScalabilityPars *>(params);
            option->SetScalabilityOption(scalabPars);
        }
    }
    else
    {
        auto scalabOption = reinterpret_cast<MediaScalabilityOption *>(params);
        option = dynamic_cast<decode::DecodeScalabilityOption *>(scalabOption);
    }

    if (option == nullptr)
    {
        return nullptr;
    }

    //Create scalability handle refer to scalability option.
    MediaScalability *scalabilityHandle = nullptr;
    if (option->GetNumPipe() == 1)
    {
        scalabilityHandle = MOS_New(decode::DecodeScalabilitySinglePipe, hwInterface, mediaContext, scalabilityDecoder);
    }
    else
    {
        SCALABILITY_ASSERTMESSAGE("Scalability Initialize Failed!");
    }

    if (scalabilityHandle == nullptr)
    {
        return nullptr;
    }

    if (MOS_STATUS_SUCCESS != scalabilityHandle->Initialize(*option))
    {
        SCALABILITY_ASSERTMESSAGE("Scalability Initialize failed!");
        MOS_Delete(scalabilityHandle);
        return nullptr;
    }
    if (gpuCtxCreateOption)
    {
        scalabilityHandle->GetGpuCtxCreationOption(gpuCtxCreateOption);
    }

    if (std::is_same<decltype(params), ScalabilityPars*>::value)
    {
        MOS_Delete(option);
    }

    return scalabilityHandle;
}

template<typename T>
MediaScalability *MediaScalabilityFactory<T>::CreateVpScalability(T params, void *hwInterface, MediaContext *mediaContext, MOS_GPUCTX_CREATOPTIONS *gpuCtxCreateOption)
{
    if (params == nullptr || hwInterface == nullptr)
    {
        return nullptr;
    }

    vp::VpScalabilityOption *option = nullptr;
    if (std::is_same<decltype(params), ScalabilityPars*>::value)
    {
        option = MOS_New(vp::VpScalabilityOption);
        if (option != nullptr)
        {
            auto scalabPars = reinterpret_cast<ScalabilityPars *>(params);
            option->SetScalabilityOption(scalabPars);
        }
    }
    else
    {
        auto scalabOption = reinterpret_cast<MediaScalabilityOption *>(params);
        option = dynamic_cast<vp::VpScalabilityOption *>(scalabOption);
    }

    if (option == nullptr)
    {
        return nullptr;
    }

    // will add scalability multi-pipe when 2 or more Vebox/SFC are supported
    MediaScalability *scalabilityHandle = nullptr;
    if (option->GetNumPipe() == 1)
    {
        scalabilityHandle = MOS_New(vp::VpScalabilitySinglePipe, hwInterface, mediaContext, scalabilityVp);
    }
    else
    {
        SCALABILITY_ASSERTMESSAGE("Scalability Initialize failed! Current platform only support SinglePipe Scalability");
    }

    if (scalabilityHandle == nullptr)
    {
        return nullptr;
    }

    if (MOS_STATUS_SUCCESS != scalabilityHandle->Initialize(*option))
    {
        SCALABILITY_ASSERTMESSAGE("Scalability Initialize failed!");
        MOS_Delete(scalabilityHandle);
        return nullptr;
    }

    if (gpuCtxCreateOption)
    {
        scalabilityHandle->GetGpuCtxCreationOption(gpuCtxCreateOption);
    }

    if (std::is_same<decltype(params), ScalabilityPars*>::value)
    {
        MOS_Delete(option);
    }

    return scalabilityHandle;
}

template class MediaScalabilityFactory<ScalabilityPars*>;