1. A portable digital camera device having no photographic film, comprising: (a) an integral flash for providing illumination during image acquisition; (b) a digital image capturing apparatus including one or more image sensors for capturing a main image including a region of interest, and for acquiring one or more reference images at least approximately of said same scene as the main image including said region of interest; (c) one or more filters for aligning the one or more reference images with the main image, and for estimating camera or object movement, or both, in one or more intervals between capture of the main and reference images; (d) a dedicated hardware subsystem which is provided reference image data directly from at least one of the one or more image sensors; and (e) a main system memory which receives raw image data and metadata as implemented by the dedicated hardware subsystem; and (f) wherein the main system memory is configured to receive metadata that comprises one or more camera or object movement estimates associated with the main image.