Function aiImportFileFromMemoryWithProperties

code/Common/Assimp.cpp:232–277

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// ------------------------------------------------------------------------------------------------
const aiScene *aiImportFileFromMemoryWithProperties(
        const char *pBuffer,
        unsigned int pLength,
        unsigned int pFlags,
        const char *pHint,
        const aiPropertyStore *props) {
    if (pBuffer == nullptr) {
        return nullptr;
    }

    if (pLength == 0u) {
        return nullptr;
    }

    const aiScene *scene = nullptr;
    ASSIMP_BEGIN_EXCEPTION_REGION();

    // create an Importer for this file
    Assimp::Importer *imp = new Assimp::Importer();

    // copy properties
    if (props) {
        const PropertyMap *pp = reinterpret_cast<const PropertyMap *>(props);
        ImporterPimpl *pimpl = imp->Pimpl();
        pimpl->mIntProperties = pp->ints;
        pimpl->mFloatProperties = pp->floats;
        pimpl->mStringProperties = pp->strings;
        pimpl->mMatrixProperties = pp->matrices;
    }

    // and have it read the file from the memory buffer
    scene = imp->ReadFileFromMemory(pBuffer, pLength, pFlags, pHint);

    // if succeeded, store the importer in the scene and keep it alive
    if (scene) {
        ScenePrivateData *priv = const_cast<ScenePrivateData *>(ScenePriv(scene));
        priv->mOrigImporter = imp;
    } else {
        // if failed, extract error code and destroy the import
        gLastErrorString = imp->GetErrorString();
        delete imp;
    }
    // return imported data. If the import failed the pointer is nullptr anyways
    ASSIMP_END_EXCEPTION_REGION(const aiScene *);
    return scene;
}

// ------------------------------------------------------------------------------------------------
// Releases all resources associated with the given import process.