在php中将文本转换为视频（mp4或mov或flv）

I am planning to create a video from a text. Basically each word will be read from the text and create video of that. The output of a video file. Then anyone can play the video.

Create a gif in ImageMagick

http://www.linux-magazine.com/Online/Blogs/Productivity-Sauce/Create-Animated-GIFs-with-ImageMagick

plus convert gif to mp4 with ffmpeg

https://unix.stackexchange.com/questions/40638/how-to-do-i-convert-an-animated-gif-to-an-mp4-or-mv4-on-the-command-line