How to make a glitch filter using GPUImage?

[zhouyijian2]

Similar to this APP.

https://itunes.apple.com/app/id1387462044

[khush004]

Hello, @zhouyijian2 I am also working on something like this. I have one question that have you applied multiple filter to the video? or Do you have any idea about applying filters base on videos time frame as displayed in you screen shoot that only blue portion has applied the filter effect

Please Help!

[hezhk3]

see https://github.com/felixturner/bad-tv-shader