#include <BitmapSimpleColorQuantizationFilter.hxx>
Public Member Functions | |
| BitmapSimpleColorQuantizationFilter (sal_uInt16 nNewColorCount) | |
| Reduce number of colors for the bitmap using the POPULAR algorithm. More... | |
| virtual BitmapEx | execute (BitmapEx const &rBitmapEx) const override |
 Public Member Functions inherited from BitmapFilter | |
| BitmapFilter () | |
| virtual | ~BitmapFilter () |
| virtual BitmapEx | execute (BitmapEx const &rBitmapEx) const =0 |
Private Attributes | |
| sal_uInt16 | mnNewColorCount |
Additional Inherited Members | |
| Static Public Member Functions inherited from BitmapFilter | |
| static bool | Filter (BitmapEx &rBmpEx, BitmapFilter const &rFilter) |
| static bool | Filter (Animation &rBmpEx, BitmapFilter const &rFilter) |
Detailed Description
Definition at line 16 of file BitmapSimpleColorQuantizationFilter.hxx.
Constructor & Destructor Documentation
◆ BitmapSimpleColorQuantizationFilter()
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inline |
Reduce number of colors for the bitmap using the POPULAR algorithm.
- Parameters
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nNewColorCount Maximal number of bitmap colors after the reduce operation
Definition at line 24 of file BitmapSimpleColorQuantizationFilter.hxx.
Member Function Documentation
◆ execute()
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overridevirtual |
Implements BitmapFilter.
Definition at line 18 of file BitmapSimpleColorQuantizationFilter.cxx.
References aMap, Octree::GetBestPaletteIndex(), BitmapEx::GetBitmap(), BitmapReadAccess::GetIndexFromData(), Octree::GetPalette(), BitmapInfoAccess::GetPaletteColor(), Bitmap::getPixelFormat(), BitmapReadAccess::GetPixelFromData(), Bitmap::GetPrefMapMode(), Bitmap::GetPrefSize(), BitmapReadAccess::GetScanline(), Bitmap::GetSizePixel(), BitmapInfoAccess::HasPalette(), BitmapInfoAccess::Height(), mnNewColorCount, vcl::N8_BPP, vcl::numberOfColors(), vcl::ScopedBitmapAccess< Access, Bitmap, Acquire >::reset(), Bitmap::SetPrefMapMode(), Bitmap::SetPrefSize(), and BitmapInfoAccess::Width().
Member Data Documentation
◆ mnNewColorCount
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private |
Definition at line 32 of file BitmapSimpleColorQuantizationFilter.hxx.
Referenced by execute().
The documentation for this class was generated from the following files:
