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Activity Forums VEGAS Pro no audio and extremely slow preview screen

  • no audio and extremely slow preview screen

    Posted by Mike Fabrizio on May 26, 2011 at 12:46 am

    I just bought sony vegas 10 movie studio HD. I record videos with my toshiba camileo x100 and they are avi files. After I uploaded the videos, I imported them to sony vegas. First off, there is no sound. Secondly, the preview screen moves so slow. It might show 1 frame every 5 seconds. I’m not an expert with computers, and I really have no idea what is going wrong. I imported another video file from a kodak digital camera, which was a mov file and really low quality 480i I believe, that played back fine. The audio was there, and the preview played it back clearly. Any idea what’s going wrong here?

    John Rofrano replied 14 years, 5 months ago 5 Members · 9 Replies
  • 9 Replies
  • Joe White

    May 26, 2011 at 2:41 am

    Have you loaded the drivers and utilities that came with the camera? What are your computer specs?

    Lots of these small cheap camcorders do their best to be as edit unfriendly as possible with odd proprietary formats and much compression.

  • John Rofrano

    May 26, 2011 at 1:03 pm

    I agree with Joe. First and foremost, load any software that they gave you because it may contain the codecs that are needed for this camera. These cheap HD cameras are notorious for being non-compatible with editing software.

    If that doesn’t fix it, I would download the free GSpot utility and open the AVI file with it and see what codec it uses and whether it’s installed on your system. If it’s not, try and get that codec from Toshiba. Whatever you do, do not install any “codec paks” to try and resolve this. You probably only need one codec. You just need to figure out which one.

    Note: The Toshiba site doesn’t have any technical information about the video format this camera uses. That’s a bad sign.

    ~jr

    http://www.johnrofrano.com
    http://www.vasst.com

  • Mike Fabrizio

    May 26, 2011 at 5:03 pm

    I loaded the software cd that the cameras came with (arcsoft software cd). I think it has to do with the video being 60fps. I tried 1080 in 30fps and the preview loaded better, however, still no sound. Also, I tried making a trial video with video files that actually played properly. I made a short video, and rendered it. Then when I went to play it back, the video was black with no sound. The length of video was correct but nothing played back. I tried rendering it as an mp4, mp2, wmv, mov, and avi file. This is really frustrating, especially since I just spent $100 on it.

  • Mike Kujbida

    May 26, 2011 at 5:37 pm

    FWIW, here’s some info on the camera from an online review.

    Ostensibly, the X100 records video in H.264 (AVCHD).
    While likely true, Toshiba inexplicably decided to wrap the video in an AVI container rather than use the raw MP4 or M4V.

    Hopefully someone here will have a suggestion as to how to get your video into a format that Vegas can actually recognize.

  • John Rofrano

    May 26, 2011 at 7:43 pm

    [Mike Kujbida] “Ostensibly, the X100 records video in H.264 (AVCHD).
    While likely true, Toshiba inexplicably decided to wrap the video in an AVI container rather than use the raw MP4 or M4V.”

    In that case, try installing the x264vfw codec. It might just solve your problem.

    ~jr

    http://www.johnrofrano.com
    http://www.vasst.com

  • Mike Fabrizio

    May 26, 2011 at 8:28 pm

    that didnt fix it

  • John Rofrano

    May 27, 2011 at 5:06 am

    Did you try GSpot. What audio codec is being used?

    ~jr

    http://www.johnrofrano.com
    http://www.vasst.com

  • Chuck Wortman

    December 15, 2011 at 10:48 pm

    Hi john,

    Picking up where the last guy left off…I ran the file thru Gspot (since I had identical problems) and for the audio codec it said

    0x00ff (AAC)
    Info: 48000hz 128kb
    Codecs Installed

    What do I need to do to correct the problem having that information?

    thanks!

  • John Rofrano

    December 17, 2011 at 6:55 pm

    [chuck wortman] “.I ran the file thru Gspot (since I had identical problems) and for the audio codec it said

    0x00ff (AAC)”

    Vegas is not expecting AAC in an AVI container. This could be the problem. Did you try the x264vfw codec? if that doesn’t work, my guess is you’ll need to find a program to convert these files into something Vegas can edit or buy a camera that shoots an industry standard format like AVCHD.

    ~jr

    http://www.johnrofrano.com
    http://www.vasst.com

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