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Activity Forums Adobe After Effects MP4 File in After Effects CS4 Only Plays Audio

  • MP4 File in After Effects CS4 Only Plays Audio

    Posted by Juan Carlos valdez on February 3, 2011 at 7:53 am

    Hi,

    I’m having this problem that every time I import a .mp4 file in to After Effects, there’s no video just the audio. I deleted the preferences and the only way I was able to see the video was when I changed the file extension to .mov. Is there a way that I can see the .mp4 in After Effect without having to change the extension on the files?

    Thanks!!!

    Michael Szalapski replied 15 years, 4 months ago 4 Members · 4 Replies
  • 4 Replies
  • Giulio Galinos

    February 3, 2011 at 2:09 pm

    Try installing the latest K-lite codec pack off https://www.codecguide.com if you are on PC platform.

  • Michael Szalapski

    February 3, 2011 at 2:25 pm

    Are you using the trial or a full version? The trial version of AE doesn’t really support MPEG files.

    Alternatively, since you’re still using CS4, this from Dave LaRonde may apply:

    Dave’s Stock Answer #1:

    If the footage you imported into AE is any kind of the following — footage in an HDV acquisition codec, MPEG1, MPEG2, mp4, m2t, H.261 or H.264 — you need to convert it to a different codec.

    These kinds of footage use temporal, or interframe compression. They have keyframes at regular intervals, containing complete frame information. However, the frames in between do NOT have complete information. Interframe codecs toss out duplicated information.

    In order to maintain peak rendering efficiency, AE needs complete information for each and every frame. But because these kinds of footage contain only partial information, AE freaks out, resulting in a wide variety of problems.

    This sort of issue appears to be fixed in CS5.

    – The Great Szalam
    (The ‘Great’ stands for ‘Not So Great, in fact, Extremely Humble’)

    No trees were harmed in the creation of this message, but several thousand electrons were mildly inconvenienced.

  • Todd Kopriva

    February 3, 2011 at 9:35 pm

    > Try installing the latest K-lite codec pack off https://www.codecguide.com if you are on PC platform.

    That is a bad idea.

    The K-Lite codec pack interferes with the proper functioning of many applications. It displaces good codecs with broken ones.

    I very strongly recommend removing K-Lite from any computer on which you intend to do serious work.

    To give an idea that it’s not just me saying this, note that there’s a prominent warning on this download page for K-lite:
    https://www.videohelp.com/tools/K-Lite_Codec_Pack
    “Warning! If you install all the included codecs/decoders you might get problem with other video software on your computer.”

    ———————————————————————————————————
    Todd Kopriva, Adobe Systems Incorporated
    Technical Support for professional video software
    After Effects Help & Support
    Premiere Pro Help & Support
    ———————————————————————————————————

  • Michael Szalapski

    February 3, 2011 at 10:40 pm

    Dave, Dave, Dave, he DOES say what version he’s got; it’s in the subject of the thread! Also, I already got your Stock Answer in there 🙂

    – The Great Szalam
    (The ‘Great’ stands for ‘Not So Great, in fact, Extremely Humble’)

    No trees were harmed in the creation of this message, but several thousand electrons were mildly inconvenienced.

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