Forum Replies Created

Page 40 of 149
  • Bouke Vahl

    May 5, 2011 at 11:00 pm in reply to: Converting 25fps to 24fps film

    Good pitch correction is to leave it as it is if it is good to start with.
    (and that was my intention of my post…)

    Why is everyone around here making things more difficult than what it is?

    This is a forum about editing. Most of the important things about editing is NOT to change ANYTHING if you ain’t got the time / budget / knowledge to make it better. Just cut in the essentials and be done with it.

    (a bit of a short version of my way of seeing things.)

    (and yes, i’ve got 25 years of experience in this bizz, and no, i’m not after a flame war…)

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • Bouke Vahl

    May 5, 2011 at 9:08 pm in reply to: Converting 25fps to 24fps film

    This is going to be your decision.
    My bet is the new audio is good, as probably the original audio is speeded up like the video.
    One way to be sure is to find some music in the score, and ask a good musician with absolute hearing to tell if it is right.
    (Or any sound that can be tracked to it’s original)

    Or, put a bit online somewhere and let the crowd judge.
    (you know, crowds are right most of the time, but make it a double blind test)

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • Bouke Vahl

    May 5, 2011 at 12:03 pm in reply to: Excess Interlacing in QT export

    This is the nature of the beast.
    Unless you are working in a P project, you get interlacing if you do a movement on a still.
    (If there is no movement, the image stays the same)
    This is a good thing for playback on interlaced screens, as in normal broadcast / DVD / BluRay.
    If you want computer playback, de-interlace.
    Several filters for that, depending on your transcoding package.

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • Bouke Vahl

    May 5, 2011 at 11:56 am in reply to: Converting 25fps to 24fps film

    I’ve done this a lot. (For commercial titles)
    Use AE or Cinematools to convert the framerate.
    I did it with AE, as you also need to downscale from 720×576 to 720×480.
    In AE, import your assets, set the framerate of the clips as if they are 23.976 (NOT 23.98), and drop them in a 23.976 timeline.
    Apply scale to your liking. (you must at least scale vertical to get into the 480 range).
    Render to a new clip.
    For audio, you need to change the sample rate.
    Set the new sample rate to 46034 if you started with 48000
    (QTchange can do this for you, but other packages as well.)
    This will involve a pitch shift, but that is good for two reasons.
    First, you don’t have to worry about quality, as it stays the same.
    Second, changes are very big the audio was sped up during the transfer, so you end up with the original pitch.

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • Bouke Vahl

    May 3, 2011 at 7:56 am in reply to: usefulness of SMPTE today

    Al,
    You are mising the point.
    SMPTE timecode in/out has NOTHING to do with the actual recording.
    It can be handy to drive/slave other equipment.

    For an indy shooter, TC out on a cam is relative meaningless.
    But TC in can be handy. If you have it, you can slave your cam to your audio recorder.
    (Having TC / SMPTE out on a BWF recorder is really nice, but also at a price)

    But, there are ways around.
    I’ve ran a test with a good sound guy a few days ago.
    He has a 6 channel Marantz, without timecode out.

    We took an Iphone (Ipod works also) and installed Jumpstart.
    Then we took that SMPTE TC signal (mind you, it is just sound) to a camera’s channel, and to one of the channels on the Marantz.
    (the cam was a DSLR, no TC in of course, but this trick works on any cam)

    From there you have several ways to sync.
    Avid does it straight from the box with the ‘read audio timecode’ function.
    FCP and others need the files converted. For that i’ve written a set of tools, found here:
    https://www.videotoolshed.com/product/26/fcp-auxtc-reader

    There are several apps, one is to convert the multichannel (poly or mono) files to BWF (based on the SMPTE), another is to read audio TC and convert it to QT tc, and there are two merging apps to create subclips (video + BWF)

    This set of tools works with every cam, and is exactly the same as having TC in on a cam.
    (At the cost of sacrificing one audio channel of course…)

    It can also be used to sync mutliple cams of course…

    Now don’t be alarmed of the inaccuracy there must be.
    Yes, Jumpstart will be inaccurate, but no, it does not matter.
    Cam and sound will start rolling about the same time (not more than a few minutes apart).
    For that small period of time the accuracy will be way more than enough. And since you ain’t got genlock (you need LockIt boxes for that, and TC in as well as genlock on your cam), the accuracy will never be better than +/- 1 frame.
    (but this is the same with cams with TC in…)
    Besides, Jumpstart is more accurate than an average cam, and having a common clock is to prefer over two free running clocks that are synced in the morning.
    (I’ve seen 50.000 dollar cams drift two seconds over a day…)

    hth,

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • Bouke Vahl

    May 2, 2011 at 2:41 pm in reply to: Video for projections with many Stills

    vertical blur of 2 pixels (or an equivalent if your blur does not work in pixels) always does the trick.
    (also good for very thin horizontal lines in CG stuff)

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • [Mark Suszko] “temporal artifacting”

    What is that?
    Pulldown is not ‘arifacting’…

    If you can get the shooter to shoot Advanced pulldown, it is very easy, no render involved, just remove the unwanted frames.
    Several ways to do so.

    Normal pulldown can be removed without harm also, but that requires a render.

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • Bouke Vahl

    April 30, 2011 at 1:11 pm in reply to: Very strange Pulldown pattern

    In AE, if you interpret the footage as 59.94, AE will see each field as a ‘frame’. (flag as interlaced also of course….)
    So you then can create a comp and trim off one field.
    Now use that comp as input for a 29.97 timeline, and AE will merge it all back as it was, leaving you with a proper cadance you can remove.

    Just dive into AE and toy around, you’ll see.

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • Bouke Vahl

    April 30, 2011 at 9:15 am in reply to: Very strange Pulldown pattern

    I strongly believe you have a one field offset.
    This is not the same as wrong field dominance!

    You could put it in AE with a frame rate intepretation of double the original, this way each field becomes a frame.
    Put that file with a one frame (thus, one field in the original) into a 29.97 timeline, and the problem ‘should’ be solved.

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

  • No idea, but you stated you could do it with keyboard shortcuts, and a macro app. just fires keys…
    So if you can do it, a macro app. can reproduce / repeat it….

    Bouke

    https://www.videotoolshed.com/
    smart tools for video pros

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