There is only one file type that uses the .TRP extension:
HD Video Transport Stream
High definition video file saved in the MPEG-2 Part 1 transport format; used for multiplexing digital video and audio streams and synchronizing the output; includes features for error correction and is often used in digital video broadcasting (DVB).
TRP files often contain H.264 video and AC3 audio data. They can be played with various video playback programs.
Video transport themes may also be saved as .TS files.
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Updated: November 11, 2011