capture 1500 small screenshot video to .gif (or light .mp4, .ogg,...)

I need someone to make me about 1500 video screenshots (5 to 10 secondes) in GIF format if possible or in video format that I can use online (light but good quality). >>>> I have not limit time to do that. >>>> BEFORE TO BID, PLEASE TRY, TO MAKE A SAMPLE TO SEND ME <<<<< HOW TO CAPTURE THIS VIDEOS/ANIMATION ? 1. go to this page : [login to view URL] 2. On This page, there is an input field. When you enter a chinese character in it, there is an animation. It's this animation only (1px inside the black square like the attached file) that I need to be captured for 1500 chinese characters. 3. You will find the list of 1500 charcaters to capture in this pages : [login to view URL] >>> Please name the file of the chinese name of the character. for exemple : 的.gif or 的.mp4