: Replaces a corrupted or missing header with a "donor" header from a healthy reference file taken with the same camera and settings.
: JPEG data is encoded in Minimum Coded Units (MCU) , typically 8x8 or 16x16 pixel blocks. When data is corrupted, these blocks shift. The toolkit allows you to "patch" the file by inserting or deleting bytes/MCUs to realign the image. jpeg repair ninja patched