Ad
related to: video codecs
Search results
Results From The WOW.Com Content Network
Video codec. A short video explaining the concept of video codecs. A video codec is software or hardware that compresses and decompresses digital video. In the context of video compression, codec is a portmanteau of encoder and decoder, while a device that only compresses is typically called an encoder, and one that only decompresses is a decoder .
Introduction to comparison. The following characteristics are compared in video codecs comparisons: Video quality per bitrate (or range of bitrates ). Commonly video quality is considered the main characteristic of codec comparisons. Video quality comparisons can be subjective or objective.
A video coding format [a] (or sometimes video compression format) is a content representation format of digital video content, such as in a data file or bitstream. It typically uses a standardized video compression algorithm, most commonly based on discrete cosine transform (DCT) coding and motion compensation.
These tables compare features of multimedia container formats, most often used for storing or streaming digital video or digital audio content. To see which multimedia players support which container format, look at comparison of media players .
A video file normally consists of a container (e.g. in the Matroska format) containing visual (video without audio) data in a video coding format (e.g. VP9) alongside audio data in an audio coding format (e.g. Opus ). The container can also contain synchronization information, subtitles, and metadata such as title.
High Efficiency Video Coding (HEVC), also known as H.265 and MPEG-H Part 2, is a video compression standard designed as part of the MPEG-H project as a successor to the widely used Advanced Video Coding (AVC, H.264, or MPEG-4 Part 10).
Website. www .itu .int /rec /T-REC-H .264. Block diagram of video coding layer of H.264 encoder with perceptual quality score. Advanced Video Coding ( AVC ), also referred to as H.264 or MPEG-4 Part 10, is a video compression standard based on block-oriented, motion-compensated coding. [2]
Xvid (formerly "XviD") is a video codec library following the MPEG-4 video coding standard, specifically MPEG-4 Part 2 Advanced Simple Profile (ASP). It uses ASP features such as b-frames, global and quarter pixel motion compensation, lumi masking, trellis quantization, and H.263, MPEG and custom quantization matrices.
Website. ffmpeg .org. Free and open-source software portal. libavcodec is a free and open-source [4] library of codecs for encoding and decoding video and audio data. [5] libavcodec is an integral part of many open-source multimedia applications and frameworks. The popular MPV, xine and VLC media players use it as their main, built-in decoding ...
Type. lossless video codec. License. GNU GPLv3. Website. lags .leetcode .net /codec .html. Lagarith is an open source lossless video codec written by Ben Greenwood. [1] It is a fork of the code of HuffYUV and offers better compression at the cost of greatly reduced speed on uniprocessor systems.