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Activity Forums Compression Techniques Creating HD MPEGs

  • Creating HD MPEGs

    Posted by Sanjay Chalisey on March 5, 2008 at 11:25 am

    Hello,

    I’ve been asked to create HD MPEGs based on the following dimensions:

    Pixel Dimensions: 1920 x 1080
    Frame Rate: 25fps
    Bitrate: 36 mbit/s CBR
    Profile: Main
    Level: High
    VBV Buffer Size: 488
    Closed GOPs
    N Value (Number of Frames in GOP): 15
    M Value (Number of Frames Between Anchor Frames): 3
    Sequence Header Interval: Each GOP
    Video Encode PID: 16

    If you look at the settings, Compressor (as far as I know) cannot achieve this. For example, If I choose the MPEG-2 or the HD MPEG presets and then try to adjust these (after duplication), I cannot change the bitrate settings from VBR to CBR as an example.

    Would be grateful if another encoding application can be recommended for the apple mac (does Pixel Tools have a mac version of their MPEG encoding software for example?).

    Many thanks in advance.

    Sanjay Chalisey
    7 Continents Productions

    Del Chapple replied 18 years, 2 months ago 4 Members · 4 Replies
  • 4 Replies
  • Daniel Low

    March 5, 2008 at 12:50 pm

    Take a look at this, it does what you need:
    https://www.digigami.com/megapeg/features.php

    You might also want to check out Episode Pro from Telestream.

    Please post back saying what solved your problem. It could help others, and saying ‘thanks’ is free!

  • Sanjay Chalisey

    March 5, 2008 at 2:12 pm

    Thanks Daniel.

    Will update you once I’ve made progress on this.

    Appreciate the help.

  • Rich Rubasch

    March 6, 2008 at 1:09 am

    Somehow I could do this…I don’t recall what I did. I think it depends on which preset you start with, duplicate it and then adjust the settings. I had to make a similar MPEG and at first I could not change the VBR setting…..later I tried again and I could select CBR no problem.

    Again it depends on which preset you start with (can’t recall) and how you change the settings.

    I loathe compressor.

    Rich Rubasch
    Tilt Media

  • Del Chapple

    March 11, 2008 at 3:18 am

    You are probably going to have to invest in another program. I’m sure episode will do this but does episode do hd..? I use Rhozet which is a pc program, you can pretty much make anything m2t’s to flash etc, sound like you need a transport stream because of the pid but there is also a need for a audio program id..

    del

    you cant hear my inner voice scream… can you..?

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