Forum Replies Created

Page 25 of 146
  • Jeff Greenberg

    March 10, 2012 at 6:57 pm in reply to: Best compression for long HD film?

    [Mia Maffioli] ” What do you mean by”as large as it needs to be for the inevitable recompression that vimeo will do” ?”

    Well, the major online sites will recompress your video; you want to give them a ‘better’ version to compress from (therefore, the less compressed it is the better.) So, the apple preset for Youtube will result in a large file – still significantly smaller than the hiqher qualityn original from your editorial software.

    [Mia Maffioli] ” The uncompressed file is huge, like 13GB- it’s a 70 mins long video!”
    That’s not uncompressed. A 70 min uncompressed HD video would be around 400GB. My guess is that you’re using one of these formats: HDV, XDCam, ProRes Proxy.

    You’ll get about the file down to around 3-4 gig using the Apple preset (which runs on compressor 3.5 around 8mb/s). Yup, it’ll be a longer upload, but that’s about as small as you want it to get; below that threshold it really affects the quality of the footage.

    [Mia Maffioli] “And I also try to keep the size under 1GB because it then takes a long long time to upload.”

    I understand – one possibility is to downconvert a 1080 video to 960×540 – still larger than HD, and you’ll get the file size down as well.

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 5:17 pm in reply to: Matte Key Clip unlocked by defautl????

    So he can put an effect on the matte channel (inside the nest), like a resize?

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 3:15 pm in reply to: Backing up a copy of your FCP 7 Media Project

    Carbon copy cloner and superduper both are using the unix level utility called rsync and can do ‘incremental’ changes of drives – meaning only the changes get copied. Both can be scheduled. First sync is the most painful.

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 3:12 pm in reply to: More external monitor questions

    Sorry no, you’re not on the right track.

    By external monitor, everyone is talking an ‘external broadcast monitor’ connected via a YCr’Cb’ pipeline – that would be cards/thunderbolt from AJA/BlackMagic/Matrox which are plugged into a broadcast quality monitor from someone like FSI.

    Television sets or LCD panels for a computer do not accurately provide the ‘standard’ that we talk about – it’s a neutral standard that the broadcast industry uses. When you just ‘plug something’ into your mac, the video is handled in RGB space – a different math/storage than the method than your video is stored in.

    Last, there are 15″ HD screens….60″ HD screens…and projectors. Some can be set exactly to a 1920×1080 HD – but some screens pad the edges for the correct 16×9 proportions. When you look at your 60″ plasma, if it’s a 1080, it is showing all the information. Are you 1 foot from it? 20 feet? the distance is crucial to whether it feels pixelated.

    If the field sounds like a mess of standards that are difficult – they are!

    The general thought: Hardware output + broadcast reference monitor = trusted output.

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 3:04 pm in reply to: Encoding for Samsung TV

    FFMPEGX is an FFMPEG front end that should do this for you (DIV)X in an AVI container:
    https://ffmpegX.com/

    Haven’t tried it, but makemkv is available as well for osx for MKV files.

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 2:56 pm in reply to: Creating an Avi on a Mac

    I’m not diving deep on this (I took a quick look at some workarounds in Episode and Squeeze) and then remembered that FFMPEGX – is an FFMPEG GUI front end that does encode to AVI divx and xvid

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 2:46 pm in reply to: Matte Key Clip unlocked by defautl????

    Are you sure he isn’t manually adding a matte key? There is no way to import a file (with a matte key track) and have it automatically unlocked.

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 2:45 pm in reply to: exporting 2.35:1 aspect ratio without bars

    As Job said, MC edits only in broadcast formats – 16×9 HD.

    You’ll have black bars on the clips, then you go over to squeeze and crop before your output, yielding a perfect 2.35 file in your choice of format.

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 2:42 pm in reply to: GPU Acceleration on Mac

    This is all conjecture on my part.

    Avid is designing on the PC and then cross compiling for the mac.

    You won’t get better PC performance without the right nVidia card.

    I think the mac gets some benefits with certain video cards (https://www.avid.com/US/products/Media-Composer/system-requirements).

    As far as GPU benefits like Premiere Pro – again, the right video cards are the key; the wrong get no benefits at all (from adobe, certain effects are handled by the video card and not the CPU.)

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

  • Jeff Greenberg

    March 10, 2012 at 2:38 pm in reply to: Export from Avid to Youtube HD problems

    This should work. The preset that Squeeze uses for Vimeo is very similar to Youtube.

    You should be able to do a QuickTime ref to squeeze rather than a mixdown – and then the issue becomes what comes out of squeeze. You definitely should do an expert render first though.

    Best,

    Jeff G

    Certified Master Trainer | Adobe, Apple, Avid
    ————
    You should follow me (filmgeek) on twitter. I promise to be nice.
    My book (with Richard Harrington and Robbie Carman)- An Editor’s Guide to Adobe Premiere Pro
    Lynda.com – Compressor Essentials 3.5 and 4
    Contact me through my Website

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