FLV Editor
You are right here! An amazing editor will be shown off. That is FLV Editor. The FLV Editor is an excellent editor without changing file format. It allows us to crop video, merge FLV files into one, add watermark on the FLV file, add subtitle, customize the video effect, clip one file into several segments, output one FLV video with several output formats, etc.(you can click the above related links to directly reach the related edit description or refer the left navigation)
Besides powerful edit functions, the FLV Editor supports abundant output formats, such as Mp4, VOB, WMV, iPod, WMA, SWF and so on. Saved with the same format (*.FLV) is also supported.
Such an amazing FLV Editor! Here is a chance to free download for trial and have a try.
How to Edit FLV video files
Before the edit, please free download and install the FLV Editor and run it. You will see the following interface:

Add the FLV video files that you want to edit, and then edit the FLV files.
Edit FLV Video files with the flv editor
Clip one file into one or more segments
Select one file and then click "Clip" button to enter the clip dialog:
Click "Mark in" button to set start time, click "Mark out" button to set end time when previewing. To create another segment, click "New clip" button and there will add one segment automatically.

In the same way, we set the start time and the end time, create new segments.
Click "Edit video" button to enter effect dialog. select "Crop" label to crop the FLV

Adjust the green control points to crop the edges when previewing or set the parameters on the left to crop FLV.
Click "Video Edit" button to enter effect dialog. select "Effect" label to customize the video effect. Adjust the brightness, contrast, satunation and other effect and preview to set the video effect that you want.
Click "Effects" to enter effect dialog. select "Watermark" label to add watermark

We can add text watermark and picture watermark. Moreover, we can set the watermark's effect.
Click "Effects" button to enter effect dialog. select "Subtitles" label to add subtitle

At the same time, we can adjust the subtitles effect.
Merge files into one(refer the following 1,2,3)
1:Select the FLV files that we want to merge
Move and click the mouse to select file. You can use shift and ctrl to help select
(select original FLV files)
(select the edited flv files)
2 : Click "MergeSelected Items into One " to join the selected files
Look at the above snapshots, Merged file will be automatically created named "merged item #"( "#" represents 1,2,3...) which can be renamed.
3:Repeat Step1 and Step 2 to create another merged files.(optional)
Output one file with several output formats
Select one file and then click "Add Output Profile" to select the output format that you want. If you want to output more than two different formats files, just repeat select file and click "Add Profile".
After the edit, we can set the output format and the output folder to save, and then clcik "Convert" to get the edited files.

As you see, the FLV Editor has powerful edit functions, just free download and edit your favorite FLV files at will.
You are right here. There is a good chance to free download the powerful FLV Editor. Own the FLV Editor, we can DIY our FLV and show off the edited files besides FLV on popular players, such as Mp4, iPod, iPhone, PSP,etc. Moreover, the FLV Editor also can edit gif, vob, 3gp, mts, m2ts, swf, dv, ac3, mkv, mp3, mp4, mpv, h264, etc. The earlier you will try, the more pleasure you will get.