mpeg-indexer

Mpeg-indexer is a MPEG stream parser. It creates an index that allows exact mapping of a timecode to a frame and vice-versa.

License

Mpeg-indexer is released under the GNU LGPL 2.1.

Build and installation

Bootstrapping

Mpeg-indexer does not have a bootstrap system as it never got passed the experimental stage.

Building

Mpeg-indexer provides a small Makefile which should get you through compilation easily:

$ make

Authors

Mpeg-indexer was started at SmartJog by Thomas Zaffran in 2007.

• Thomas Zaffran <thomas.zaffran@smartjog.com>
• Baptiste Coudurier <baptiste.coudurier@smartjog.com>

Index format

Index file specifications :
Index file is wrttien in little endian
Magic Number : 0x534A2D494E444558 (SJ-INDEX in hexadecimal) -> 64 bits
Version      : 0x0000                                       -> 8 bits
First presented frame PTS                                   -> 64 bits
First decoded frame DTS                                     -> 64 bits
First frame number                                          -> 8 bits
First second number                                         -> 8 bits
First minute number                                         -> 8 bits
First hours number                                          -> 8 bits
Index Data :
    PTS                                                 -> 64 bits
    DTS                                                 -> 64 bits
    PES offset                                          -> 64 bits
    Frame Type                                          -> 8 bits
    Frame number in timecode                            -> 8 bits
    Seconds number in timecode                          -> 8 bits
    Minutes number in timecode                          -> 8 bits
    Hours number in timecode                            -> 8 bits