Internal Filenames

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Revision as of 12:44, 19 October 2013 by PhilB (talk | contribs) (5 digit channel id note added.)

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Naming convention

MythTV uses long numeric filenames to name the captured recordings that it saves. The format, as of 0.19, is

  |     |        |
  |     +--------+------------------- Start time of recording
  +---------------------------------- Channel ID

The channel number is 4 digits long (but see note) and includes the Tuner Card identifier as well as the channel number. The channel ID can be used to lookup detailed information in the channel table. The time stamps are formatted as follows:


The last two digits, nn, are generated to make unique filenames and does not reflect the start time of the program in seconds. is a convenient script which will rename the recording files to be more human readable and update the database.

Note: Following a DVB-T channel reallocation in the UK, channel 20 (Drama) has a 5 digit channel ID. Using Mythtv 0.25.