Extracting original

darryl's Avatar

darryl

29 Apr, 2011 04:48 PM via web

Can you please help....I converted the original Phase One IIQ files to DNG within Capture One. This doubled the file size. I then (mistake) deleted the original IIQ files. However the now dng files are not of the quality I had when in IIQ format. It looks like I have lost 2 f stops. Is there any way that I can extract the original IIQ files from the dng's?

  1. Support Staff 2 Posted by Michael Tapes Design on 29 Apr, 2011 06:30 PM

    Michael Tapes Design's Avatar

    Hi Darryl,

    Hard for me to know for sure, but DNG is based on the premise that the raw data is preserved, and also a preview is stored. But also Capture One might convert the RAW 1 channel data into a linear 3 channel RGB image (that would account for the increase in file size). Without knowing how Capture One creates it's DNG files, I cannot say for sure. best you check with the folks at Phase One.

    Sorry I could not help more. Good luckl.

  2. Michael Tapes Design closed this discussion on 29 Apr, 2011 06:30 PM.

  3. Darryl Vides Kennedy re-opened this discussion on 29 Apr, 2011 07:26 PM

  4. 3 Posted by Darryl Vides Kennedy on 29 Apr, 2011 07:26 PM

    Darryl Vides Kennedy's Avatar

    Thanks Michael

    I am not technical at all so not fully understanding. I have emailed Phase
    One and will see what they say.

    Kind Regards
    Darryl

    On 29 April 2011 19:30, Michael Tapes Design <
    ***@tenderapp.com> wrote:

  5. Support Staff 4 Posted by Michael Tapes Design on 30 Apr, 2011 02:15 PM

    Michael Tapes Design's Avatar

    Hi Darrell,

    Good luck.

  6. Michael Tapes Design closed this discussion on 30 Apr, 2011 02:15 PM.

  7. Darryl Vides Kennedy re-opened this discussion on 30 Apr, 2011 03:26 PM

  8. 5 Posted by Darryl Vides Kennedy on 30 Apr, 2011 03:26 PM

    Darryl Vides Kennedy's Avatar

    Thanks. Phase One were excellent in getting back to me.... bottom line....I
    now have inferior files! Lesson has been learnt!

    Cheers
    Darryl

    On 30 April 2011 15:15, Michael Tapes Design <
    ***@tenderapp.com> wrote:

  9. Support Staff 6 Posted by Michael Tapes Design on 30 Apr, 2011 03:41 PM

    Michael Tapes Design's Avatar

    Sorry to hear that, but lessons learned are a good thing.

    best..

  10. Michael Tapes Design closed this discussion on 30 Apr, 2011 03:41 PM.

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