Since the released of Adobe Flash Player, SWF can be used as a file format to include video content. SWF file then includes two definitions: animation file and Flash movie file. No matter you notice it or not, there are two kinds of Flash movies on internet. One is with player script that you can control with play button, mute button or the link, the other is without player script which means that you could not control the playback of the Flash movie. The Flash movie with player script is not the file you get from YouTube, as the youtube videos are in FLV (Flash video) format. Flash movies used on some websites are in SWF format.
What if you want to play Flash videos to FLV or F4V ? How to do? It is very easy. Just follow the steps below:
Step 1. Load Flash movies to the SWF to FLV/F4V tool.
Run Aunsoft SWF to FLV/F4V Converter , and click the Add button to load Flash movies in SWF format. The Flash movies will be listed on the program with original size (width & height).
Step 2. Choose the best output settings for FLV/F4V.
Click the “Format” option and choose Flash Video > FLV-Flash Video Format(*.flv) as output format. This format is compatible to most machines.
Step 3. Convert Flash movie in auto mode.
After clicking the convert button under the preview window, you can choose to convert SWF to Flash video in automatically or manually. The manual mode is useful when your SWF file includes interaction like player script. For Flash movie without player script, just choose the auto mode and the video will be placed to the output folder in a short time.
After the conversion is finished,you can upload them to your websites for sharing or just view them on your flash player.
Tips:With this SWF to FLV/F4V Converter ,You can set the video resolution of the FLV//F4V videos by clicking the “Settings” before conversion.
1) Tick the checkbox “Merge into one file” in the main interface of the program, you can join or merge several SWF files into output file.
2) Under the preview panel, you can click the “Snapshot” button to capture the current picture or image.
3) Click the “Settings” button; you can open a profile window in which you can adjust the video resolution, the aspect ratio, bit rate, frame rate, codec, etc to get better output quality.
4) Click “Edit” button to open edit window which allows you to trim, crop, add watermarks and do advanced settings as you like for better effect.
Article From : http://f4vconvertermac.com/2010/10/best-swf-to-f4v-converter-convert-swf-flies-to-f4v-video-to-get-better-output-quality/