Talk:Preferences/de

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What means:

"Position of the copypasta buttons"?

--fherb (talk) 13:35, 15 April 2017 (MST)

What means:

"Single row file browser toolbar"?

--fherb (talk) 13:44, 15 April 2017 (MST)

What means:

"Use working profile for main histogram and Navigator"?

--fherb (talk) 13:49, 15 April 2017 (MST)

What means:

"Remember Zoom % and pan offset"?

--fherb (talk) 07:58, 19 April 2017 (MST)

Thats completely insufficient. Please, refresh also the english version. It makes no sense to translate into German this old description for version 5:


Performance Tab

The "Performance" tab is only for people who know what they're doing. It lets you poke under the hood and tweak the parameters of some tools. These parameters take part in the balance between speed and stability.

Maximum Number of Threads for Noise Reduction

The Noise Reduction algorithm in RawTherapee is very powerful. It is also quite CPU and memory intensive. People with weak hardware who experience crashes caused by running out of RAM may find that tweaking this parameter prevents those crashes, at the cost of longer processing time.

Noise Reduction has a baseline requirement of 128MB of RAM for a 10 megapixel raw photo, or 512MB of RAM for a 40 megapixel one, and additionally 128MB of RAM per thread. The more threads run in parallel, the quicker the computation, but higher the memory requirement.

Most modern CPUs run two threads per physical core. Find out what CPU you have and how many cores it has, multiply that by two, and you get the maximum number of threads it would make sense to run simultaneously. Let's call this number Tmax. You would not benefit from running more threads than this - in fact you would likely suffer a small speed penalty.

Setting this parameter to "0" will let your CPU figure out what Tmax is, and use that. If you experience crashes due to insufficient RAM, then you can calculate Tmax yourself and use a number lower than that.


Following is to explain:

  • Preview Demosaic Method
  • Tiff Reading Settings
  • HaldCLUT Cache
  • Inspect
  • Noise Reduction

What is When relevant for the users?

Most important: What is only performance or stability relevant during editing and what ist qualitiy relevant for the image result?

--fherb (talk) 12:08, 20 April 2017 (MST)