Added documentation about optimizeimg.
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@@ -360,6 +360,20 @@ values. The valid configuration keys are listed below.
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**Default:** ``95``
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**Default:** ``95``
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``optimizeimg``
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This option specifies which additional tools overviewer should use to
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optimize the filesize of png tiles.
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The tools used must be placed somewhere, where overviewer can find them, for
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example the "PATH" environment variable or a directory like /usr/bin.
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This should be an integer between 0 and 3.
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* ``1 - Use pngcrush``
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* ``2 - Use advdef``
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* ``3 - Use pngcrush and advdef (Not recommended)``
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Using this option may significantly increase render time, but will make
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the resulting tiles smaller, with lossless image quality.
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**Default:** ``0``
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``bgcolor``
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``bgcolor``
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This is the background color to be displayed behind the map. Its value
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This is the background color to be displayed behind the map. Its value
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should be either a string in the standard HTML color syntax or a 4-tuple in
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should be either a string in the standard HTML color syntax or a 4-tuple in
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