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Activity Forums Compression Techniques Frame accurate video codec

  • Frame accurate video codec

    Posted by Jason Stearns on January 5, 2010 at 11:27 pm

    I am capturing from a BETA SP, non-drop frame, 29.97 fps – which creates a quicktime (Uncompressed 10 bit 422, 29.97 fps) that is frame accurate (verified against visual window burn in timecode).

    How do compress this file without losing frame sync or accurate timecode. I need something that is under 2 GB so I can send it via FTP.

    I have spent 2 days doing research on this and cant find any online support. Can anyone help me please?

    Thanks

    Jason Stearns replied 16 years, 4 months ago 2 Members · 4 Replies
  • 4 Replies
  • Daniel Low

    January 6, 2010 at 7:13 am

    Apple ProRes amongst many others.

    __________________________________________________________________
    “There’s no chance that the iPhone is going to get any significant market share. No chance.”
    Steve Ballmer To USA Today: 30 April 2007

  • Jason Stearns

    January 6, 2010 at 9:30 pm

    Thanks. I was able to answer my own question

  • Daniel Low

    January 8, 2010 at 11:16 am

    Care to share your answer with this forum?

    __________________________________________________________________
    “There’s no chance that the iPhone is going to get any significant market share. No chance.”
    Steve Ballmer To USA Today: 30 April 2007

  • Jason Stearns

    January 8, 2010 at 5:18 pm

    So I captured the BETA SP in FCP as a NTSC-Photo jpeg 29.97 – because image quality wasnt my goal (trying to create a video reference for our sound guy, he typically likes a small frame size and file size).

    Once I capture the material I dropped it into a new sequence. In the new sequence I change the timeline settings to non drop frame.

    I used the visual time code on my source material and the time code on the sequence to get a reference frame sync. Which I then check my two pop and tail pop against. Everything lined up perfect.

    Then you export to Quicktime movie. Under the settings option you select Custom. In the Custom window I changed the frame size to 320×240. Editing timebase was set to 29.97. Timecode Rate set to – Same as editing timebase. Quicktime video settings- to same codec Photo-jpeg and quality set at about 60%.

    The original capture from BETA SP to photo jpeg was about 6.5GB and new compression ended up being about 1.5 GB.

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