[mythtv-users] Automatic nuvexport scripts
John W. Thomas
me at johnwesleythomas.com
Sun Feb 29 19:55:28 EST 2004
Andrew Turner wrote:
>Hey all... as has been said many times (but I haven't gotten my chance yet) Excellent work on MythTV! I've sold the idea to many of my (albeit geeky) friends.
>Anyways, one thing I've noticed missing has been the automatic archiving of shows. Nuvexport is great, but having to go in each time and run it to export my shows after 2
>hours. Myth is recording more shows than I get time to backup! :)
>Well, I would love to help with development of MythTV, but I'm already super-busy with other projects, and after programming all day, coming home to program doesn't seem
>quite as appealing. Anyways, I finally sat down and wrote some scripts to use nuvexport commandline interface to automatically archive sets of shows. The scripts are rather
>messy (also by the fact that they use bash, sed, awk, and perl ;) I wanted to get my hands dirty in each of these) but they work as follows.
>The main sript "nuvFind" takes 1 parameter, a show title to search for. nuvFind then goes and attempts to archive all of the recordings you currently have of that show in
>SVCD format. It checks to see if there is already a directory to store these (nominally the base is /mnt/media/videos/ShowTitle) and whether that particular episode has
>already been archived. If it has, then the script moves onto the next episode, and if the archive is not there, the script uses nuvexport to create the archive.
>./nuvFind "Good Eats"
>will attempt to archive my entire collection of "Good Eats" (mmmm... yummy) The first time I run it, the script will archive every episode I have. After than, whenever I run it,
>the script will just archive new shows.
>The scripts will take some tweaking for your setup (format other than SVCD, diff't parameters, diff't directories/storage names, etc.) And these could probably be cleaned up
>to be more streamlined. However, this was my first time with sed, and awk (and I got the perl script from online).
>Scripts Below: save each as the filename in the dashes. Then chmod +x both nuvFind and nuvSed
>---- nuvFind ----
>nuvexport --title="$1" > listings.txt
>./nuvSed listings.txt > listings2.txt
>perl -pe 'chop if /,$/;' < listings2.txt > listings.txt
>awk -F, -f nuvAwk listings.txt
>---- nuvSed ----
>#Remove nuvexport greetings
># clear blank lines
>#add comma to every line, then compress shows to one line
>#remove ' (apostrophes)
>---- nuvAwk ----
> outputDir = "\"/mnt/media/videos/" $1 "/\""
> outputFile = outputDir "\"" $1 " - " $2 ".mpg\""
> findDirCmd = "[ -d " outputDir " ]"
> createDirCmd = "mkdir " outputDir
> findFileCmd = "[ -f " outputFile " ]"
> nuvexportCmd = "nuvexport --mode=svcd --denoise --chanid=" $3 " --start=" $4 " --out="outputFile
> if ( system(findDirCmd) != 0 )
> print outputDir " doesn't exist. Creating..."
> if( system(createDirCmd) != 0 )
> print "Error creating " outputDir
> if ( system(findFileCmd) != 0 )
> print nuvexportCmd
> print outputFile " already exists."
Nice script suite.
The only problem is that I had to substitute a ffmpeg command line
within nuvAwk for the nuvexport command. I was looking to trancode into
Divx (mp4), but nuvexport doesn't accept divx as a command line option.
Only svcd and dvd.
Thanks for uploading.
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