PhpOffice\PhpPresentation\Reader\PowerPoint97::loadFile PHP Method

    private function loadFile($pFilename)
    {
        $this->oPhpPresentation = new PhpPresentation();
        $this->oPhpPresentation->removeSlideByIndex();
        // Read OLE Blocks
        $this->loadOLE($pFilename);
        // Read pictures in the Pictures Stream
        $this->loadPicturesStream();
        // Read information in the Current User Stream
        $this->loadCurrentUserStream();
        // Read information in the PowerPoint Document Stream
        $this->loadPowerpointDocumentStream();
        return $this->oPhpPresentation;
    }