View Full Version : Elementary .DV streams to .AVI
SeeMoreDigital
6th February 2009, 17:01
Hi guys,
Are there any freeware applications that will allow you to mux elementary .DV streams into the .AVI container?
Cheers
JohnnyMalaria
6th February 2009, 18:00
Do you mean take a raw DV stream and create an AVI or do you mean take two or more raw DV streams and create a single AVI?
If the first, our DV processor will do it. (Make sure you enable the 'Disable seeking/navigation' option so that the conversion is as fast as possible instead of real-time).
If the second, one of the DirectShow filters supplied with our software will let you open raw DV files in GraphEdit. Then you can use the AVI Mux filter and AVI File Writer filter to create the required AVI file.
SeeMoreDigital
7th February 2009, 22:34
Do you mean take a raw DV stream and create an AVI or do you mean take two or more raw DV streams and create a single AVI?
If the first, our DV processor will do it. (Make sure you enable the 'Disable seeking/navigation' option so that the conversion is as fast as possible instead of real-time).Thanks Johnny,
Unfortunately I'm unable to get DV Processor to even input raw .DV files.... Here's a sample: -
http://rapidshare.de/files/44970211/Sample.dv.html
Cheers
JohnnyMalaria
7th February 2009, 23:57
For some reason your file contains 88 bytes at the start that aren't part of a raw DV stream which starts after these extra bytes. Hence, it isn't seen as a true raw DV stream. The bytes look like they've been added by some Quicktime-based software. Is that the case? There are some readable strings ('fiel', 'pasp', 'clap' and 'colrnclc'). The video is a very dark scene of a 6-carriage passenger train.
SeeMoreDigital
8th February 2009, 00:55
Hi John,
The DV sources I've received were indeed muxed into the .MOV container (I presume using FinalCut Pro on a Mac). I used YAMB/MP4box to extract the elementary .dv stream.
My goal is to mux the elementary .dv stream into the .AVI container so I can work with it using VirtualDub ;)
And yep, it's a passenger train alright :D
JohnnyMalaria
8th February 2009, 03:28
Do you have many files like that? How much size in total?
It would be pretty straightforward to write a simple utility to strip the extra info from the start of the file so that you can use them. I'll see if I can do something tomorrow.
SeeMoreDigital
8th February 2009, 16:38
Yes I have a few dozen now.....
Everything used to be sent to me in the form of miniDV or DVcam tapes. But with download speeds increasing, the preferred method of distribution (from some US and UK production studios) now appears to be DV within the .MOV container.
Anything you can do to help me out would be much appreciated.
Many thanks
JohnnyMalaria
8th February 2009, 17:48
For an ongoing need you may want to consider the Pro version of Quicktime (about $30 or so). It will convert MOV to AVI and will understand the files you are being sent (your clip opened in my QT player). I don't know if it can do batch processing, though.
SeeMoreDigital
8th February 2009, 20:23
For an ongoing need you may want to consider the Pro version of Quicktime (about $30 or so). It will convert MOV to AVI and will understand the files you are being sent (your clip opened in my QT player). I don't know if it can do batch processing, though.Yes... I actually have QuickTime Pro. I use it to re-mux .MP4 files to .MOV with metadata information.
Unfortunately it can't re-mux DV in .MOV files to DV in .AVI, it re-encodes them :scared:
It can however re-mux DV in .AVI files to DV in .MOV without re-encoding...... Typical eh? :(
JohnnyMalaria
8th February 2009, 20:39
Oh, I see. That's (predictably) daft.
JohnnyMalaria
10th February 2009, 00:30
Well I've written something to strip the extra bytes (even if the number varies) but there's still something not right. I'll continue to delve.
Blue_MiSfit
10th February 2009, 06:39
What about MPEG StreamClip?
~MiSfit
SeeMoreDigital
10th February 2009, 10:27
Thanks for dedicating so much effort into this Johnny.... However, I did as Blue_MiSfit suggested and gave MPEG_Streamclip_1.2 a try..... And would you believe it, it can mux (QuickTime) .DV steams directly to .AVI without re-muxing.
Helpful people like you guys is what makes this forum is so addictive :)
JohnnyMalaria
10th February 2009, 21:56
Excellent! I'm glad you have a way forward. Sometimes I don't know who's worse for unnecessarily complicating things - MS or Apple.
SeeMoreDigital
10th February 2009, 22:45
Excellent! I'm glad you have a way forward. Sometimes I don't know who's worse for unnecessarily complicating things - MS or Apple.I reckon they're both as bad as each other ;)
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