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Activity Forums Apple Final Cut Pro Legacy Interlaced and audio issues

  • Interlaced and audio issues

    Posted by Brett Triantafillou on October 17, 2009 at 11:38 pm

    Ok Im still very new to FCP Im more of a motion graphics guy (AE) than a FCP guy. So please no funny “Why do you just google it video comments”

    Anyway. First my issue is this. I filmed a wedding with my Canon XL2. I filmed it with 24p and 16:9 ratio. My video looks great only when I edit it and slow it down to maybe 80 to 60 percent it gets very interlaced. Now I realized that my footage was a bit interlaced even at 100 percent thus making it more apparently interlaced once slowed down. Choppy and traily. I think it might be an issue with the way I have my sequence set up or something. I have filmed stuff before and not had this issue only I dont remember what I did to make that project work fine.

    Second issue is this. I have mp3 files on my time line that plays with a popping sound almost repetitively. I checked the audio settings and made sure they were matching the 44.1khz but I dont know anything about audio really. Oh yeah when I play the file from the browser or even in iTunes the audio plays fine but once I have placed it on the timeline and rendered it out it plays poppy.

    I think it has something to do with my sequence settings but when I make changes nothing seems to take effect. Is there anyone that can help me. Im losing my mind here. Thanks FCP community.

    Brett

    Brett Triantafillou
    Check us out at http://www.cinema-alliance.com

    Thanks and Enjoy the day!

    Arnie Schlissel replied 16 years, 10 months ago 3 Members · 2 Replies
  • 2 Replies
  • Michael Gissing

    October 18, 2009 at 12:43 am

    Correct audio settings are 48khz for all digital video. 44.1khz is for CD audio.

    All audio should be converted to either wav or aif 48khz before it is imported into FCP. FCP will not play mp3s properly, even after a render.

    Regards the slo mos, your problem is more likely that you shot at 24p not 60i. You get smoother slo mos when you shoot interlaced at a higher frame rate, not low rate progressive. Also you can only judge that sort of thing properly on an external interlaced monitor.

    btw, you can find heaps of answers to these oft answered questions by searching this forum.

  • Arnie Schlissel

    October 18, 2009 at 1:38 am

    [Brett Triantafillou] “I filmed it with 24p”

    Are you working in a 24P timeline, with your pulldown removed, or are you still working at 30i?

    The Cannon XL2, like all miniDV cameras can only lay 30i or 25i on tape, depending on whether this is the NTSC or PAL version of the camera. Cameras like the XL2 or Panasonic DVX 100 that shoot 24P do it by adding pulldown to make a 30i tape.

    If you’re still at 30i, then you should remove the pulldown. Did you shoot 24P, or 24PA? 24P can be removed with Cinema Tools, 24PA can be removed with FCP. Consult the manuals to see how.

    Arnie
    Post production is not an afterthought!
    https://www.arniepix.com/

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