http://www.fcp-converter.com/ This guide is about how to convert and import video to Final Cut Pro X, 7, 6.

1. How to Convert Video to FCP?
Final Cut Pro is professional editing software developed
by Macromedia Inc. and then Apple Inc. By then, the Final
Cut Pro era has been officially announced. Now, in many
colleges, there has set courses for Final Cut Pro.
Final Cut Pro uses QuickTime technology; almost any
QuickTime-compatible file format can be imported and
exported. This allows you to import files created in video
editing, motion graphics, and photo editing applications.
QuickTime compatible file formats include AIFF, MP3,
MPEG, WAVE, JPEG, and TIFF, just to name a few. A
QuickTime movie file uses a .mov file extension. And it is
also compatible with MP4, M4V, and QT formats.
And as we can see, Final Cut Pro does not support the
video formats mentioned in the title, which are AVI, MP4,
WMV, RM, MKV, and MPG. Then how to edit those videos
in Final Cut Pro? We could use FCP Video Converter
Ultimate for Mac to convert the files to compatible
formats.

2. Steps to Convert AVI, WMV, RM, MKV, MPG files to
Final Cut Pro
Step 1: Add Videos
Add Videos to Any Video Converter Ultimate for Mac by
clicking the button Add Video/DVD
Step 2: Convert to a compatible video format
We could convert the videos to MOV format; click Profile ->
Common Used Video Formats -> Customized MOV Movie.
With this format, you can set Video Size (resolution) as
“original”.

3. Step 3: Encoding Process
Click the button Convert Now to start the encoding
process.
Step 4: Import Video into Final Cut Pro

4. After conversion, we could to import converted files into
Final Cut Pro for a further editing.
You can click the “Import Files” button:
Or click the File on menu bar -> Import -> Files