MACROMEDIA FLASH MX 2004-USING FLASH Use Manual page 195

For Limit Data Rate To, do one of the following:
5.
Select a preset Quality setting (Normal, Better, or Best) to automatically select a Limit Data
Rate value. This value is determined by the output FLV file's resolution and frame rate.
When you select Low, Medium, and High from this menu, the Limit Data Rate To text box
updates to reflect the specified value.
Use the pop-up window to select a value for Kilobits/Sec.
If you find that the preset quality settings are not working with your particular source
footage, enter a higher data rate in the Limit Data Rate To text box.
For Keyframe, enter a value to control the frequency of keyframes (frames with complete data)
6.
in the video clip. For example, for a keyframe interval of 30, Flash stores a complete frame
every 30 frames in the clip. For frames between intervals, Flash stores only the data that
changes from the preceding frame. A smaller interval stores more complete frames, resulting in
a larger file size.
For Motion Estimation, select Faster for faster encoding and lower video quality, or Best for
7.
slower encoding and better video quality.
For Audio Encoding, select from the following options:
8.
Select Audio to export audio content with the video file. Deselect this option to export no
audio with the file.
Select Mono to export all audio content in one channel, or Stereo to export audio content
in stereo.
For Bitrate, specify the maximum bit rate at which the audio content will be transmitted.
(Audio is encoded separately from the video content in the file and can have a different
bit rate.)
Under Other, do one of the following to resize the video:
9.
Select a preset image size from the pop-up menu.
Specify values for Width and Height, in pixels.
Specify a percentage of the original image size.
Check Lock Aspect Ratio to keep the aspect ratio the same size as the original clip.
10.
For Deinterlacing, select None to apply no deinterlacing, Lower to deinterlace for NTSC
11.
format, or Upper to deinterlace for PAL format. This option lets you choose whether to strip
the Upper or Lower field from the interlaced source video file.
Click OK.
12.
Select a location to save the exported file, and click Save.
13.
Exporting FLV files from video-editing applications (Flash Professional only) 195