[FFmpeg-user] Problems with opening some DPX files
christophgerstbauer at gmail.com
Wed Mar 25 10:01:47 CET 2015
> Hi Christoph,
> after a little search these are my findings
> ffmpeg throws a packing error at you" "Packing 2 is not implemented"
> According to the DPX v2 specs packing 2 is 8 bit values:
> The origin of your DPXs as stated in the header is a Scanity, which can
> do 8 bits scans. This might be the origin of the issue.
> 8 Bit data values are not supported in ffmpeg (and not very well
> in any program as far as I know):
> lines 141-144
> Here's a bit more info about 8 bit image data issues in the DPX specs:
> I see a black and white image in Nuke which sort of confirms the storage
> of RGB channels in one value.
> The skew in the image is probably caused by a mismatch in image width
> and pixel aspect ration (which says it's 2048x2048)
Hello Arno, now I got the information that these DPX files are in 10bit
GRAYSCALE (which is not supported by ffmpeg or any other programm I know).
The usecase for that format is to scan a black and white filmrole with
Do you know: Is it on the roadmap that ffmpeg will support this
non-commong grayscale format?
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