COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

COMPRESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The video file format WMV is:
A
Lossy
B
Lossless
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -WMV is a lossless format, so the video quality remains the same after the file is compressed. MP4 is lossy, so the video quality gets worse after compression.

Detailed explanation-2: -A WMV file is a video compression format that consists of three distinct video codecs: WMV screen, WMV image, and the original video compressional known as WMV. This file format is often used to store videos in Windows, and this is why it is used by some third-party programs for short animations.

Detailed explanation-3: -It is targeted towards high-definition video content, at resolutions such as 720p and 1080p. The Simple and Main profile levels in WMV 9 are compliant with the same profile levels in the VC-1 specification.

Detailed explanation-4: -WMV (Windows Media Video) is a compressed video format which was created for using on Windows Media Player and other Windows applications. WMV is already a compacted video format, but there are still many people who are looking for an effective WMV compressor to make it even smaller for upload and other purposes.

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