VENUS Engine
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The Venus processing engine is developed by Panasonic, and almost all of their digital cameras use an iteration of it. Image processors process images in four steps: Receive data from the CCD, create the Y-color difference signal (image processing), perform JPEG compression, and save the image data. Panasonic claims that its VENUS II processing engine performs all of these simutaneously.
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[edit] Venus
With the Venus engine, Panasonic claims "super fast" shutter speeds and less energy consumption.
[edit] Venus II
Panasonic claims many features in their Venus II engine, including chromatic aberration correction, enhanced resolution, and "super fast" shutter response. An example of a camera that uses the Venus II engine is the Panasonic Lumix DMC-FZ7.
[edit] Venus III
Along with the enhanced resolution and "super fast" shutter response claimed with the Venus II, the Venus III engine also has enhanced noise reduction at high ISOs and less energy consumption. An example of a camera that uses the Venus III engine is the Panasonic Lumix DMC-FZ8.
There have been detailed complaints that the Venus III noise reduction is achieved by smudging the fine image details, and that even in raw mode there is a significant reduction of noise accompanied by loss of fine detail, giving results worse than could be obtained by reducing the noise in a totally raw file by processing with appropriate computer software[1].
A petition to Panasonic requesting a firmware update to correct these issues has been written, and is to be found at the reference above.