This was triggered by DBus module using access2_Control

Refactor video_filters in modules/stream_out/transcode.c by abstracting common code into 2 new functiosn transcode_video_filter_new() and transcode_video_filter_close().

- add PID to syslog and use lowercase vlc (conforming to syslog standards)
- add the command-line verbosity control -v[0-2] to html/text/syslog
    logging, such that one can disable f.i. LOG_DEBUG from being offered
    to html/text/syslog completely.
- add the priority to the syslog message

[] cause problems in zsh completion
Changing it to () is easier than fixing zsh completion generator

Don't use non-standard extensions
Run the script in zsh

Get channels information from decoder specific config
Add (commented) useless variables from ADTS header
Detect unsupported configurations and start (commented) support

plus a bit of code factorisation

Note that saving multi-key combinations will fail right now.

Will remove the legacy tar.gz. If you build the contribs, you need SVN and git.

Don't test for attribute visibility, because it doesn't support it, but it will pass the test and fill the warning output with messages.
Profit to s/enable-pp/enable-postproc in the comments.