Thursday, February 6, 2014

[Avid-L2] Re: CODEX Neg Image Conversion Tool to get to DNX or DPX, Terminal?

 

This is a special case where our need for hour long takes required the use of a special compression CODEX has that will record the Arri Alexa Raw externally with the recorder. I'm told by tech support usually the CODEX mag hardware is used to take this compressed file format back to .dpx of several flavors but on our shoot they didn't give the DIT enough time after the shoot to use the hardware on the Codex Mag units. He was force to just copy the compressed files and later convert with this imageconv tool they supply free to end users. I've got it working with the help of tech support. Once I've converted to 10 bit DPX Resolve will work fine.

--- In Avid-L2@yahoogroups.com, "Mikeparsons.tv" <mikeparsons.tv@...> wrote:
>
> Won't davinci do the conversion? Grab the free version and do a test. I use it for almost all my file conversion needs. Drag folder into media bin, drop all on timeline, go to export choose from drop down choices and render.
>
> Mike
>
> > On 7 Feb, 2014, at 6:22 am, John Moore <bigfish@...> wrote:
> >
> > I've been trading emails with Codex support and they have sent me their image convertion tool. It runs in terminal and is a command line application so I'm not very savvy of the language and syntax they are demonstrating. They offered to log in with Team Viewer and guide me through the process but while I wait to hear back I thought I'd through out what I've got in front of me and see if anyone has any suggestions. I'll paste the contents of the terminal window after I launch their image tool and then I'll past in the small txt file they sent as well:
> >
> > Terminal Window Contents:
> > Last login: Thu Feb 6 14:55:59 on ttys000
> > /Users/admin/Desktop/codex/imageconv ; exit;
> > edit07-2:~ admin$ /Users/admin/Desktop/codex/imageconv ; exit;
> >
> > Image Convert utility (c) Codex Digital Ltd 2011
> > Version: 1.5 Build date: Oct 18 2012 System key: 10BF-F92A-5819-4795
> > Usage : imageconv {-l lut} {-w width} {-h height} {-f fps} {-n frames}
> > {-s scaling} {-o options} <src> <dst>
> >
> > -l lut Specify LUT filename
> > -w width Destination image width (default src width)
> > -h height Destination image height (default src height)
> > -f fps Destination frame rate (default src frame rate)
> > -n frames Number of frames to convert
> > -s scaling Scaling type: 0 = crop/fill, 1 = to fit, 2 = best fit,
> > 4 = origin top left (additive)
> > 32 = medium quality (additive)
> > 64 = high quality (additive)
> > -o options Dest filetype options (comma separated list)
> > <src> Source file(s)
> > <dst> Dest file(s)
> > -? Show this message
> >
> > DPX options:
> > rgb8 8-bit RGB
> > rgb10 10-bit RGB
> > rgb12 12-bit RGB
> > rgb16 16-bit RGB
> > yuv8 8-bit YCbCr
> > yuv10 10-bit YCbCr
> > logout
> >
> > [Process completed]
> >
> > Now here it the imageconv-usage.txt document they also sent me:
> >
> > Examples:
> >
> > To convert a single compressed DPX into a RGB 10bit DPX
> > Low Quality:
> > F:\material>imageconv.exe -n1 -o rgb10 srcdir\test00005.dpx dstdir\test00005.dpx
> > Converting 1 frames...
> > 00000 F:\material\srcdir\test00005.dpx
> >
> > High Quality:
> > F:\material>imageconv.exe -n1 -s64 -o rgb10 srcdir\test00000.dpx dstdir\test00000.dpx
> > Converting 1 frames...
> > 00000 F:\material\srcdir\test00005.dpx
> >
> > To convert a sequence of DPXs just specify the first image file. If you don't include the -n option then it will automatically figure out the sequence length.
> >
> > F:\material>imageconv.exe -s64 -o rgb10 srcdir\test00000.dpx dstdir\test00000.dpx
> > Converting 360 frames...
> > 00359 F:\material\srcdir\test00359.dpx
> >
> > F:\material>imageconv.exe -n100 -s64 -o rgb10 srcdir\test00000.dpx dstdir\test00000.dpx
> > Converting 100 frames...
> > 00099 F:\material\srcdir\test00099.dpx
> >
> > To overide the DPX framerate use the -f option. This is useful to convert the timecode metadata from a highspeed/field based SMPTE timecode.
> >
> > F:\material>imageconv.exe -n1 -f24 -s64 -o rgb10 srcdir\test00000.dpx dstdir\test00000.dpx
> > Converting 1 frames @ 24 fps...
> > 00000 F:\material\srcdir\test00001.dpx
> >
> > John Moore
> > Barking Trout Productions
> > Studio City, CA
> > bigfish@...
> >
>

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