FFmpeg supports decoding of Sorenson Video since 2002, encoding of SVQ1 was added in 2004 for 0.4.9-pre1. This was solved in version 3 and the Spark version which both use the more common YCbCr 4:2:0 subsampling. This format uses a YCbCr 4:1:0 chroma subsampling, which means every block of eight pixels share the same color components, which can cause color bleeding across pixels. Changes for version two were only made to the encoder, not to the compression format. The backward-compatible version two was released with QuickTime 4 on March 11, 1999, which mainly included minor improvements and optimizations to the Developer Edition of the encoder, so encoded movies would be backwards compatible with the QuickTime 3 release. Version one first appeared with the release of QuickTime 3 on March 30, 1998. Two versions of Sorenson Video were released, both using SVQ1 as their FourCC. Sorenson codec may refer to any of three proprietary video codecs: Federal Communications Commission in 2002, VRS for the deaf underwent rapid growth in the United States. įollowing the introduction of similar videophones by other electronics manufacturers, the availability of high speed Internet, and sponsored video relay services authorized by the U.S. The product received favorable reviews and is used at educational facilities for the deaf, and elsewhere in the deaf community. It also provided a remote control, and a video compression codec designed for improved video quality and ease of use with a Video Relay Service (VRS). It was designed to output its video to a deaf user's standard television set in order to lower the cost of acquisition. In 2003 Sorenson released its VP-100 model stand-alone videotelephony product for users with hearing loss. The company filed for Chapter 11 bankruptcy in October 2018, and was acquired at auction by Nielsen Holdings in February 2019 for $11.25 million for their addressable advertising group. The company was led by its chairman and founder James Lee Sorenson its final president and CEO was Patrick Nola. Since its release, Sorenson Media’s video encoding technology was used in Apple's trailer web site and video clips for film studios such as Disney, Lucasfilm, MGM, and Paramount, as well as Apple's iTunes music videos, before the switch to the industry standard H.264 format. One of the company's best known products is the Sorenson Video codec licensed to Apple Inc. The company first announced its codec (compression and decompression tool) at a developer’s preview at MacWorld Expo in January 1997. Established in December 1995 as Sorenson Vision, the company developed technology which was licensed and ultimately acquired from Utah State University.
SORENSON VRS NTOUCH VP 2 SOFTWARE
Sorenson Media was an American software company specializing in video encoding technology.
0 kommentar(er)
