A comparing x264 vs. x265 video compression formats
The term x264 refers to a free and open-source software library used for encoding video streams into the (Advanced Video Coding) format. Even with newer codecs like H.265 (HEVC) and AV1 gaining traction, H.264 remains the most widely compatible video format in the world.
Advanced Audio Coding; a standardized, lossy compression scheme for digital audio. File Volume