I need a website which will add text and logo on video

We have a video and we need text and logos, dynamically on the video Input: video and the text and image is variable, will come from the user. Process: code will get the two data, video and text, image etc. Will place in on the position. Output : user will see the data on the video and if he likes can download it by paying We will make the video in such a way that the video can be many but the data position and its transitions will remain the same.