watto studios - http://www.watto.org

This is the specifications for the archive file which is handled by the Game Extractor plugin Archive_MDT_MECC.

Endian Order:	Big Endian
Compression:	none
Encryption:	None

This format is used by the following Games:

Amazon Trail 3rd Edition

*.mdt

This is the format specification information:

// HEADER
  2 - Header Length (92)
  4 - Directory Length
  4 - Header (MECC)
  76 - Unknown
  2 - Number of Types
  4 - Number of Files

// TYPES DIRECTORY
  // for each type
    8 - Type (null terminated, filled with nulls)
    4 - Number of Files of this Type
    4 - File ID of the First File of this Type
    
// DETAILS DIRECTORY
  // for each file
    8 - Type (null terminated, filled with nulls)
    4 - File ID?
    4 - File Length
    4 - File Offset
    
// FILE DATA
  // for each file
    X - File Data

Game Extractor is able to read files of this type, as well as files from thousands of other games. To give it a try, download Game Extractor (Basic Version) for free, and see what it can do.

For further information on this format, refer to the source code on our GitHub repository.