Convert h264 to rm

What is the difference between .h264 and .rm?

Description: The H.264 Encoded Video File, commonly referred to by its file extension .h264, is a digital video file format that utilizes the H.264 codec. This codec, also known as MPEG-4 Part 10 or AVC (Advanced Video Coding), is widely recognized for its high compression efficiency, providing high-quality video at relatively low bitrates. This makes it ideal for use in various applications, from streaming video services and Blu-ray discs to digital television broadcasts and video conferencing.; An RM file is a multimedia file used by RealPlayer, an audio and video playback and streaming program. It contains audio or video data or a link to a streaming media file, which is played back as it is downloaded. RM files are commonly used for streaming content over the Internet such as video and Internet radio.