yampp MP3 Players > yampp-7 Color Themes
A note about colors for themes
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MIC:
While making some new color themes I found that even with 256 color palette the resulting image looks always different on the real LCD display than on the monitor. So I played with the colors and the following image is an example which colors are usefull for themes.
The problem is the LCD itself. Default color set is 4096 colors with 16 grey scales for each color.
But the Yampp uses the 256 color mode which results in 256-to-4096 color mapping.
For red and green only 8 grey scales out of 16 can be used. For blue only 4 out of 16 grey scales can be uses.
This means a range from 0-255 gives only 8 different colors for red and green, and only 4 different colors for blue.
The following table represents the color values for the image above:
--- Code: --- 1 2 3 4 5 6 7 8
Red 14 46 78 110 142 174 206 238
Green 14 46 78 110 142 174 206 238
Blue 30 94 158 222
--- End code ---
Different RGB colors with nearly the same values will be mapped to one of the 8(4) grey scale colors for red, green and blue.
The following picture is the real LCD result of a gradient for each RGB color with range 0-255.
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