Flash: Transparent Video

September 26th, 2006 by Luis

How to make a transparent flash video using Adobe After Effects 7.0 Pro and Flash, by Paul Jenkins.

Read the tutorial here.

5 Responses to “Flash: Transparent Video”

  1. Allan Au Says:

    also can do it in flash bitmap API with blend mode “difference”

    i found this http://www.quasimondo.com/archives/000615.php

    very cool !

  2. nick Says:

    Yeah we work with chroma key technology alot and have used the flash bitmap API with blend, but it only works if the video is 100% perfect, even then it is hard to do the effects. Most of the time you will be using a video editor to convert it to FLV and to resize it etc. so you really need to use after effects, avid or any other vid editor to do the keying , flash gets very jagged green edges… Good tutorial though :)

  3. Mr Video Says:

    This Alpha flash tutorial was excellent. I have a transparent flash player that plays transparent flvs in sequence or random and each clip can have a unique URL. Great for your website. Take a look and let me know what you think.
    AskMrVideo.com

  4. frank fernandis Says:

    Fantastic tut! I have an alpha flash player that loads these clips up in sequence or random and gives each one a unique URL. Check it out and let me know what you think.

  5. Phil Says:

    Hi Paul,

    My video frame (supposedly transparent) still covers up that part of the page that the layer is on. After much trying I cannot get it to render transparent in IE7. The video was blue screen keyed in Adobe Permiere Elements, exported as a .mov file and an FLV file was made in Flash Professional 8 with a transparent skin with controls. The alpha channel was encoded and the codec was On2v6. Something I am missing here - help much appreciated

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