AVCHD (/.æv.siː.eɪtʃ.di/) is a digital video format developed by Sony and Panasonic. The acronym stands for Advanced Video Coding High Definition. The spelling of the acronym is based on a combination of letters representing the initial letters of each word. The letters "ch" are pronounced as /tʃ/, which is a voiceless alveo-palatal affricate. The letter "d" is pronounced as /di/, which is an unvoiced alveolar stop. The accurate spelling of "AVCHD" is necessary for proper identification and use of the video format.
AVCHD stands for Advanced Video Coding High Definition, which is a video file format primarily used for high-definition camcorders and professional cameras. It was jointly developed by Sony and Panasonic and released in 2006. AVCHD utilizes the MPEG-4 AVC/H.264 video compression and Dolby Digital (AC-3) or Linear PCM audio compression to create high-quality videos with relatively small file sizes.
The AVCHD format is designed to support high-definition video recording and playback, offering users superior video quality and improved storage efficiency compared to other formats. It allows for the recording of HD video content with resolutions of up to 1080p. The use of advanced compression techniques ensures that the video retains its quality, despite the reduction in file size.
AVCHD files are commonly stored on rewritable DVDs, hard disk drives, and flash memory cards. They can also be played back on various devices, including Blu-ray players, game consoles, and computers with appropriate software or hardware support.
In addition to video and audio content, AVCHD files can also store other metadata, such as scene information, date and time of recording, and camera settings. This makes it easier for users to organize and manage their video collections.
Overall, AVCHD is a widely adopted video format that allows for high-quality, high-definition video recording and playback, offering excellent performance and compatibility across different devices and platforms.