Mac users often have problems for playing MP4 videos on Mac.
"How to crop mp4 for Mac?---Okay I have a lot of mp4 files on Mac. The
problem I have tho is that the videos are 1280x720 so on my wide screen
monitor
running at 1920x1200 so when I run the videos full screen there is a small
black
bar at the top and bottom. I want to remove it, but I don't know how? Who can
recommend a tool for me?"
(
mac-forums.com)
MP4 Cropper for Mac is the simplest cropper to help you crop MP4 video. Mac
MP4
Video Cropper can remove the black, unwanted side and set aspect ratio for MP4
video. After cropping, you can enjoy without black side MP4 video in full
screen
mode on your Mac.
http://avchd-converter.for-mac-os.com/tutorials/29-mp4-cropper-mac.html How to crop MP4 video with Mac MP4 Video Cropper for Mac OS?
1. Free download and run MP4 Cropper for Mac.
2. Add MP4 files
Click "ADD File", you can add the MP4 files for cropping.
3. Set cropping size
Click "Edit" button and select crop function, you can set cropping
size for MP4 videos.
1. Drag the dotted line around MP4 vidoes to crop MP4 video.
2. Set values of MP4 video in each box “Left”, “Top”,
“Right”, “Bottom”.
Mac MP4 cropper also can help you set aspect ratio like Original, Full, 16:9
or
4:3 in the drop list of "Zoom".
4. Crop MP4 on Mac
The last step, click "Convert" Button for cropping MP4 videos on
Mac.
http://avchd-converter.for-mac-os.com/tutorials/29-mp4-cropper-mac.html