Here's an easy way for windows users to create a matrix of vidcaps to post with your videos.
First, download & install
Media Player Classic (for free) here:
http://mpc-hc.org/
- Open Media Player Classic
- Click File -> Open File to select your video.
- Click File -> Save Thumbnails to create your vidcap. You can select how many rows and columns to use.
You're done. It's that easy.
Now you can upload the vidcap you created.
The result will look something like this: