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Activity Forums Panasonic Cameras HVX Grain

  • HVX Grain

    Posted by Peter King on December 22, 2007 at 6:29 pm

    Hi all,

    I have recently directed two shoots with the HVX/Movietube combo. Apart from the horrendous light loss, the main issue is with the amount of digital grain produced by the HVX. In no way is this a lighting or exposure issue as the exterior footage had the same issues in the blacks and browns. When lighting interiors, contrast was desired but we found if we had any areas not lit brightly there was loads of movement.

    I would like to hear if there were any settings which could be changed within the camera without pushing the blacks as I would like as much information in the image as possible.

    Thanks in advance

    Cheers,

    Pete

    Lars Wikstrom replied 18 years, 4 months ago 2 Members · 1 Reply
  • 1 Reply
  • Lars Wikstrom

    December 23, 2007 at 10:25 pm

    When you shot this footage did you use the Gain feature on the camera? Sometime I forget to turn this off or hit it by mistake and it can add lots of grain to the shot.

    What you can do is what I do and treat the grain in post. After Effects has a grain killer that works pretty well without much loss in sharpness. It depends on how much grain is in the shot.

    I try not to treat the whole frame, only the effected areas. I have 2 layers in AE. the top layer is the normal version with grain and all. The bottom layer is the grain killed layer. I then use a luma key to keep out the dark areas which then allows the grain fixed area to come through with out touching the brighter non grain parts of the top layer.

    I got great results as long as I feathered the the mask.

    -Lars

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