TMB format

TMB files are used when previewing Flipnotes from Flipnote Hatena. They consist of the first 1696 (0x6A0) bytes of a PPM file, which is the PPM header.

They are commonly found embedded in UGO files

Contained Information:

• Size of animation data
• Size of audio data
• Number of frames
• Wether it's locked or not
• Preview frame index
• Original author name (UCS-2)
• Last Edited By author name (UCS-2)
• Username (UCS-2) (i don't know exactly what it means)
• Original author ID
• Editor author ID - the last user to save the file
• Original Filename
• Current Filename
• Previous Editing Author ID (i don't known exactly what it means)
• Date stored as the number of seconds since midnight 1 Jan 2000.
• Preview image bitmap