I am looking for a script/player which can display Images, Videos, output of a TV, and some sort of ticker (text going from left to right or right to left).
All this components should be displayed within one window.
What is it you're trying to do? I kind of doubt there's a ready-made tool to do this, but there are a few frameworks that possibly enable you to create what you're looking for (with a little learning, a little work and hopefully some fun).
Depending on your preferences and prior knowledge, one or the other of these might be useful for you:
Processing, "an open source programming language and environment for people who want to create images, animations, and interactions"; Java-like.
There's also Cinder, "a community-developed, free and open source library for professional-quality creative coding in C++", which doesn't seem to have Linux support, though (boo hoo)
There're a lot more projects like these (e.g. if Python's your thing, I doubt there hasn't been done something similar with Python), just have a look in this niche.
From your comment, I'd advise another way to tackle the problem: Use a stripped down X11 desktop, with a simple window manager (or none at all, using