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They may recompress the video to another format in a process called transcoding, or may simply change the container format without changing the video format. The disadvantages of transcoding are that there is quality loss when transcoding between lossy compression formats, and that the process is highly CPU -intensive.
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The quality the codec can achieve is heavily based on the compression format the codec uses. A codec is not a format, and there may be multiple codecs that implement the same compression specification – for example, MPEG-1 codecs typically do not achieve quality/size ratio comparable to codecs that implement the more modern H.264 specification.
Uncompressed video is digital video that either has never been compressed or was generated by decompressing previously compressed digital video. It is commonly used by video cameras, video monitors, video recording devices (including general-purpose computers), and in video processors that perform functions such as image resizing, image rotation, deinterlacing, and text and graphics overlay.
High-definition video (HD video) is video of higher resolution and quality than standard-definition.While there is no standardized meaning for high-definition, generally any video image with considerably more than 480 vertical scan lines (North America) or 576 vertical lines (Europe) is considered high-definition.
Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements.
Download videos and free up space and musics Snaptube is a free Android app that downloads video, audio and also works as a social media aggregator. It provides video resolutions in a range of 144p, 720p, 1080p HD, 2K HD, 4K HD and audio formats in MP3 and M4A.