Forum Replies Created

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  • You could maybe export as H.264 at SD resolution and a low bit rate to purposely degrade it, then edit using that new low-quality clip.

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    September 21, 2018 at 3:17 pm in reply to: Is there a way to calculate aspect ratio in pixels?

    And perhaps you want to use the standard 1920×1080 sequence and just letterbox the video content at desired aspect rather than inventing some new dimensions and creating a video in a non-standard format. Just sayin’.

    And what Ann said, that is because some encoders like H.264 encode the video in blocks of pixels and odd numbers don’t work out and may cause an export failure. If you do decide to at some unique resolution, try the entire workflow to delivery format first before committing so you avoid these problems.

    Thanks

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    September 18, 2018 at 7:03 pm in reply to: from VHS to DVD but nothing on DVD?

    Yes, that is why I said to check recorder documentation. Might be a button on remote, or you may have to access a certain on-screen menu to select FINALIZE option, I don’t know which model you might have. But that should be the answer to resolve the problem.

    Thanks

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    September 18, 2018 at 6:47 pm in reply to: from VHS to DVD but nothing on DVD?

    With the stand-alone DVD recording appliances, you must FINALIZE the disc before it will work in other players. Please check documentation for your recorder. This is because you might record some video now, and then some more later, and the disc must be properly closed up once you are all done, otherwise the disc is still open to writing and to other players, does not look like a proper DVD when not finalized.

    Thanks

    Jeff

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    September 12, 2018 at 3:15 pm in reply to: Creating a video for a planetarium dome

    1) What is the display hardware? Assuming a projector. Find out what resolutions are supported first. Use highest possible for best quality.

    2) Premiere is going to be much easier to use than AE, with AE reserved for complex compositing/effects work. If you have to ask, that tells me you need to work in Premiere.

    3) Export – refer to #1, what hardware is used for playback/display? Will video be played from a laptop? DVD, Blu-ray? With which player software? H.264 is a widely-used delivery format and can look good, but there are certainly less-compressed, higher-quality formats available if supported by player hardware/software.

    Without knowing anything about your hardware, we cannot offer any specifics for you.

    Thanks

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    September 12, 2018 at 3:08 pm in reply to: External Hard Drive Recommendations?

    The Expansion drive is consumer-oriented in a plastic housing. I’d look at something a bit more professional such as LaCie d2, G-Tech G-Drive, or Glyph Black Box Pro for better performance and longevity. Will cost a bit more, but worth the extra.

    Thanks

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    August 27, 2018 at 9:23 pm in reply to: Burn dvd with dual audio with menu option

    I’ve used dual-audio tracks on a DVD created with Adobe Encore. Not sure if you can select audio from menu though, without having two copies of the video as well then.

    The DVD player remote control will allow the user to select different audio on the DVD (if it exists) without using any menu on the DVD itself. So in Encore, I just used two separate audio tracks on the same Encore timeline, and then user is able to select secondary audio with their DVD player box remote. I only did this once, and it was several years ago.

    The first thing is to be able to separate the English and Hindi audio tracks as individual audio files out of the .mkv source. There are a lot of freeware/shareware programs for PC that do that sort of thing. Perhaps “demuxing” software.

    I use Adobe Premiere to edit. Using that, I would export the video clip as MPEG-2 DVD format, which is an .m2v file. Encore prefers audio as a separate file, so in your case two separate .wav files, one for each language. Then add the 3 clips to the Encore timeline (video, audio 1, and audio 2 tracks).

    Not sure what software you might have access to, other packages may work differently.

    Thanks

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    August 27, 2018 at 8:12 pm in reply to: Unwanted artifacts show up in my export (w/pictures)

    I didn’t see them either until I went full screen, was looking for black bars. I don’t know the cause, but maybe try exporting with GPU Acceleration OFF as that sometimes is a fix for weird issues like this.

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    August 20, 2018 at 6:29 pm in reply to: How can I transform 60 fps to 24 fps in Premiere Pro?

    40% is as slow as you can go with 60p source into 24p sequence without duplicating frames. You can of course go slower if you want to, but then the motion becomes less smooth.

    In my own example of shooting wedding footage at 60fps, I then edit in 30fps timeline. When I put the 60p clips into the 30p timeline, they play at “normal speed” by default – Premiere just skips every other frame during playback so we really only see 30 frames of the original 60 frames and the other 30 are unused/unseen.

    Now, if I apply 50% slow to that same clip, that doubles the duration – a one-second clip becomes two seconds long. Two seconds at video playing at 30fps would requires 60 frames of video, right? Well, since my source clip is 60fps, at 50% speed Premiere still has enough frames available in that source clip to not duplicate any during playback, for silky-smooth slow-motion where every frame of source clip is played once. Hope that makes sense.

    So if we put the 60fps clip into a 24fps sequence, we can then drop to 40% speed and get the same smooth result with every frame of source clip being played once. Because 60 x .40 = 24. The one-second of 60fps footage will play for 2.5 seconds at 40% speed and still show every original frame with no duplicates.

    Back to 60p clip in 30p sequence, if I use 25% now every frame needs to be played TWICE to fill the new duration, then it is not as smooth. You’d get a similar result in 24p sequence at 20%.

    There are options in Speed/Duration effect that tries to blend the frames in various ways to improve the smoothness of slow-motion, such as Frame Blending or Optical Flow. But of course do not use those options unless dropping below the speed threshold of playing each frame once.

    Thanks

    Jeff Pulera
    Safe Harbor Computers

  • Jeff Pulera

    August 20, 2018 at 6:03 pm in reply to: What do I loose when I rename clips

    Whether you have problems with renaming is mostly based on the format/file structure the camera uses. For instance, I have pulled AVCHD clips from folders of consumer camcorders and they stand on their own just fine. With other cameras, you can run into issues such as no sound, or sound with no video, or other oddities. Just depends. Sometimes the NLE will not properly understand the video codec, frame rate, etc. without the other files to help identify/interpret the clips for proper playback.

    Thanks

    Jeff Pulera
    Safe Harbor Computers

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