Can you suggest some media courses that can be done after class 12th?

You can pursue mass communication and journalism course after 12th. You need to inquire about the admission process, fees, entrance exam. Course like B.J. M. C. BAJMC, BAJMC (Hons) from reputed colleges like NIMCJ, Bennett, Parul, MICA etc.

You can do a 1 year Diploma in journalism and or a 3 - year Bachelors in media and journalism. Bachelors is better for better career prospects especially if you are planning a long run in the field.