the Flash CS3 Video Encoder:

• Start the Flash CS3 Video Encoder application.
• Drag a video file into the Flash Video Encoder application window or
• click the Add Button or File>Add and choose a video to add to the window.

• Click Settings.
• Type an output name in the Output file name input box.
• In the Flash Video Encoding Settings dialog box, select Flash 8 - Medium Quality (400kbps) from the Flash Video Encoding Profile menu. This setting is the default.
  • You can try other settings to adjust the file size and quality of your video if you are unhappy with the results.
  • This action applies only a small amount of compression to the file.
• Encoding Profiles provides presets
• Video Tab sets video options
  • Video codec is On2 VP6 for Flash 8 Pro. The other option is Sorensen Spark which will output your video for playing in the Flash 7 player
  • Frame Rate: same as source is safest. You can change it to other frame rates, which will alter encoding provile to Custom
  • Key Frame Placement: Automatic lets Flash set it. Key frames are ones in which entire video frame is repainted. Frequent keyframes slow down the movie and increase its file size. If the download speed is slow, the video may stop and only display keframes
  • Quality is set to Medium by encoding profile choice
• Audio tab
  • Audio codec is set to MP3, which is Flash's default and yields excellent results
  • data rate is set to 96 Kbps (stereo) for this encoding profile. If FLV movie is too large, reducing audio settings will reduce file size dramatically
  • can be reset to mono and to lower data rate to reduce files size

• Cue Points Tab
  • You can designate specific times as cue points in the video
  • Event cue points can be used to trigger an event when video playback gets to the cue point
  • Navigation cue points insert a keyframe in the video cl9p and can be used for navigating or locating the specific point in the video clip
• Crop and Resize Video Tab
  • Crop lets you crop edges space from any of the four edges of the video clip
  • Trim lets you set an in point and out point to trim frames from the beginning or end of the movieclip
  • Resize video lets you resize video dimensions. Click Maintain Aspect ratio to be sure video is not distorted
• Click OK to close the Settings dialog box.
• Click Start Queue.
• The Flash Video Encoder converts the file and saves it in the same folder as the original avi file.
• Close the Flash Video Encoder application.