ODP is a document or presentation file that is associated with OpenOffice.org. It is an XML based open source presentation file that supports several text format options. It can also contain images, texts, simple animations etc. All the contents of ODP files are compressed and archived.
SWF is a flash file that contains simple animation with text and images. It supports several multimedia authoring tools of Adobe. In the backend it is controlled by ActionScript. SWF files are published in webpages as small animation, multimedia player, banners etc.