


Now H264/x264 is the major video format, applying in everywhere, mobile streaming, many online sites and so on. X264 vs x265: What's Difference Between x264 and x265? That is to say, we usually lumped together H.264 vs H.265 and x264 vs x265 comparison. However, in daily life, it's not that exact for x264 vs x265 and H.264 and H.265. Similarly, there are also confusion with x265 and H.265, which goes the same with x264 vs H.264. From the definition, we got to know x265 is a successor to x264. What's x265(H.265/HEVC)?Īnd x265 is a free software library and application for encoding video streams into the H.265/MPEG-H HEVC compression format, and is released under the terms of the GNU GPL. In short, H264 is a format, and X264 is a software library to create H264 files. It is almost exclusively used by all the open source video platforms like ffmpeg, gstreamer, handbrake etc. Actually, H.264 is a specification for compressing video, aka MPEG-4 part 10 or AVC while x264 is a very high quality encoder that produces remarkable quality H.264 compatible video-stream.

Usually we confused x264 with H.264, which is not wrong, but not accurate as well. X264 is a free software library developed by VideoLAN for encoding video streams into the H.264/MPEG-4 AVC format.
