Processing amplifier: Difference between revisions

Revision as of 23:07, 5 August 2011

Revision as of 02:13, 28 October 2011

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[[Broadcast]] professionals prefer to use [[hardware]] [[rack-mounted|rack-mountable]] ProcAmps that helps them make video [[broadcast safe]] by correcting video inconsistencies. They may also be chip based, part of other larger multi-purpose devices in professional environments.

[[Software]] ProcAmps are also available as [[Source code|code]] embedded in [[Media player (application software)|media players]] like [[VLC media player|VLC]], or in [[encoders]] and [[decoders]] like [[ffdshow]]. Software ProcAmps can process media either on the [[Central processing unit|CPU]] or [[Graphics processing unit|GPU]] <ref>[http://msdn.microsoft.com/en-us/library/ff569188.aspx Microsoft MSDN - Windows Driver Kit: Display Devices - ProcAmp Control Processing]</ref>.

==Video ProcAmp==

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* [[Brightness]] ([[Luminance]])

* [[contrast (vision)|Contrast]] ([[Gain]])

* [[Saturation (color theory)|Saturation]] ([[Amplitude]])

* [[Hue]] ([[Phase (waves)|Phase]])

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* Boost low light level video

* Reduce video [[wash out]]

* [[Chrominance|Chroma]] clipping

==Audio ProcAmp==