Video Codecs
Introduction
According to the creator, the video formats can be divided into 5 categories: ITU-T, ISO-MPEG, Microsoft, Apple, and others.
ITU-T
- H.262 same as MPEG-2 Part 2.
- H.263 1995, a low bit-rate compressed format for video-conferencing.
ISO-MPEG
- MPEG-1 is used in VCD.
- MPEG-2 is used in DVD.
- MPEG-4 is defined in MPEG-4 part 2, similar to H.263.
- H.264/AVC is defined in MPEG-4 part 10.
- H.265/MPEG-H HEVC
Microsoft
- WMV including WMV 7, WMV 8, and WMV 9(VC-1).
Apple
- ProRes is used in Apple Final Cut.
- AIC(Apple Intermediate Codec) is used in Apple Final Cut.
Others
- VP8 usually used in Google WebM format.
- Theora open free video codec, usually used in ogg format.
- AVS(Audio Video Standard) is a Chinese codec, competing with H.264/AAC.
- DV, HDV is used in digital video camera.
- RealVideo defined by RealNetworks, based on H.263.
- TSCC(TechSmith Screen Capture Codec) used in TechSmith Screen Capture software such as Camtasia.
Note: Xvid and Divx are not compression methods or standards, but software implementation of MPEG-4 ASP.