FLV to FLV Converter
FLV Editor is known as a professional editing software which can not only edit your flv videos like split or cut videos, add watermark or logo, adjust video effects, but also convert FLV to FLV, MP4, AVI, 3GP, MPEG, WMV, VOB, MP3, WMA, M4A, AAC, etc.
Guide: how to use this FLV Video Editor
Step 1. Click 
button to add flv videos you want to edit. All these videos will be shown on the main interface. You can watch them on the preview screen.
Step 2. Choose output folder to save the output files and output format. If you just want to edit the video and keep original format, you can convert flv to flv format.
Step 3. Go to 
window. Here are some editing functions.
FLV Splitter/FLV Cutter/Trim: reset start time and end time to capture any clip you like.
Crop: Change these numbers to modify display size.
FLV Effect: here you can adjust brightness, contrast and volume.
Logo and Text: add image or text watermark.
Then start the conversion by clicking "convert" button.
The powerful FLV Editor provides so many powerful editing functions to help you create individualize videos. Free download and have a try.