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» Film-Tech Forum ARCHIVE   » Operations   » Digital Cinema Forum   » Exporting subtitled DCPs from Doremi servers

   
Author Topic: Exporting subtitled DCPs from Doremi servers
Pietro Clarici
Expert Film Handler

Posts: 136
From: Foligno (PG) Italy
Registered: Sep 2008


 - posted 02-15-2016 10:32 AM      Profile for Pietro Clarici   Author's Homepage   Email Pietro Clarici   Send New Private Message       Edit/Delete Post 
We often need to move content from one of our sites to another - we don't always have access to hard drivers, and each satellite transfer is enabled only at the specific site that the movie opens at: if/when we need to move a DCP to our smaller venue or viceversa, we're on our own.
(Yes, our local distributors are crap.)

Since we have never been able to export a file successfully via the "Export" option, the way we manage this is a bit of a workaround: we have a MacBook running an FTP client and server. We connect to one of the Doremi servers via FTP and we copy the relevant content in /assets to the internal SSD. At the other site, we get the Mac on the LAN and configure it as a source in Content Feed Manager and we ingest via FTP.

This works great, except with DCPs that have XML subtitles. I've tried countless times, but the XML subtitles files seem to lose a few bits during the transfer. Note that every other file is copied 1:1, this includes MXF audio/video tracks and other XML files like CPLs . As a result, every ingest fails, with the server reporting "file size is x (should be Y)". I tried to edit the PKL to mirror the "new" file size, and the ingest process manages to start but obviously fails at the CRC control.

I have no idea why this happens, and I can't manage to change the subtitle track back to its intended size - the file itself, by the way, doesn't look to be corrupt: it is perfectly readable in a text editor.

I know this is kind of specific, but I was wondering if anyone ever had the same experience and solved this. Thanks!

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Marco Giustini
Film God

Posts: 2713
From: Reading, UK
Registered: Nov 2007


 - posted 02-15-2016 11:03 AM      Profile for Marco Giustini   Email Marco Giustini   Send New Private Message       Edit/Delete Post 
I've been having similar issues transferring ASCII files via FTP. You can configure your client to transfer in ASCII or Binary mode. If set to auto I believe it should default to ascii when dealing with a text-only file.
You may want to try in binary - or maybe in ASCII if by chance the ftp client is always use binary. I'll admit I can't remember what the difference is but it just happened that backups I was taking of a website were simply unusable because of that.

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Harold Hallikainen
Jedi Master Film Handler

Posts: 906
From: Denver, CO, USA
Registered: Aug 2009


 - posted 02-15-2016 12:56 PM      Profile for Harold Hallikainen   Author's Homepage   Email Harold Hallikainen   Send New Private Message       Edit/Delete Post 
I also suggest using Binary ("Image") mode. With ASCII mode, line terminations can be changed between CR, CRLF, and LF depending on the FTP client. Binary mode just transfers the data as is.

Harold

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Carsten Kurz
Film God

Posts: 4340
From: Cologne, NRW, Germany
Registered: Aug 2009


 - posted 02-15-2016 06:55 PM      Profile for Carsten Kurz   Email Carsten Kurz   Send New Private Message       Edit/Delete Post 
The export function does work, it is just painfully slow.

- Carsten

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Tim Sherman
Expert Film Handler

Posts: 125
From: North Ridgeville, OH, USA
Registered: Aug 2000


 - posted 02-15-2016 11:52 PM      Profile for Tim Sherman   Author's Homepage   Email Tim Sherman   Send New Private Message       Edit/Delete Post 
Direct from Doremi

If you have a slow transfer rate when exporting a DCP / clip in the Content Manager to a eSATA drive.
Please try the following and see if makes a differance.
Insert a CRU drive. Then unmount it, then remount it and try to transfer a picese of content that you have
already transfered and not what the time should be.
The commands, are as followed.
Once the drive is mounted, you will need to unmount it.
Open a terminal window or use PUTTY.
Login, root / root password
Type mount <enter> to see what the path is.
For example: /dev/hdg /media/usb0
umount /media/usb0 <enter> for a USB connected drive
umount /media/esta0 <enter> for a CRU / esata connected drive
Then, you need to remount
mount /dev/hdg /media/usb0 <enter>
Then transfer the same content that you transfered eariler and see if the transfer rate has improved.

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Pietro Clarici
Expert Film Handler

Posts: 136
From: Foligno (PG) Italy
Registered: Sep 2008


 - posted 03-17-2016 01:18 PM      Profile for Pietro Clarici   Author's Homepage   Email Pietro Clarici   Send New Private Message       Edit/Delete Post 
Can confirm that switching my FTP client to "binary" mode fixed it, FileZilla was indeed defaulting to ASCII for XML files.

Thanks everyone!

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