This format is used for storing bitmap images with improved levels of color and brightness performance. It combines exposures to record darker tones in the shadows or detail in the lighter areas of a given photo. HDR is able to combine multiple images with different levels of light distribution. It is used to create rich images.
JP2 is a bitmap image format JPEG 2000. This can be a picture, an image from a surveillance camera, digital fax and other. In JPEG 2000 to compress the file using the technology of wavelet transform. This allows for a smoother and sharper image and the file size compared to JPEG for the same quality is lower.