23324ae1c7
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@52381 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
60 lines
2.0 KiB
Objective-C
60 lines
2.0 KiB
Objective-C
/////////////////////////////////////////////////////////////////////////////
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// Name: quantize.h
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// Purpose: documentation for wxQuantize class
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// Author: wxWidgets team
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// RCS-ID: $Id$
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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/**
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@class wxQuantize
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@wxheader{quantize.h}
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Performs quantization, or colour reduction, on a wxImage.
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Functions in this class are static and so a wxQuantize object need not be
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created.
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@library{wxcore}
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@category{misc}
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*/
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class wxQuantize : public wxObject
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{
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public:
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/**
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Constructor. You do not need to construct a wxQuantize object since its
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functions are static.
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*/
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wxQuantize();
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/**
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Converts input bitmap(s) into 8bit representation with custom palette.
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in_rows and out_rows are arrays [0..h-1] of pointer to rows
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(in_rows contains w * 3 bytes per row, out_rows w bytes per row).
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Fills out_rows with indexes into palette (which is also stored into palette
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variable).
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*/
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void DoQuantize(unsigned w, unsigned h, unsigned char** in_rows,
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unsigned char** out_rows,
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unsigned char* palette,
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int desiredNoColours);
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//@{
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/**
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This version sets a palette in the destination image so you don't
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have to manage it yourself.
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*/
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bool Quantize(const wxImage& src, wxImage& dest,
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wxPalette** pPalette,
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int desiredNoColours = 236,
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unsigned char** eightBitData = 0,
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int flags = wxQUANTIZE_INCLUDE_WINDOWS_COLOURS|wxQUANTIZE_FILL_DESTINATION_IMAGE|wxQUANTIZE_RETURN_8BIT_DATA);
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bool Quantize(const wxImage& src, wxImage& dest,
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int desiredNoColours = 236,
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unsigned char** eightBitData = 0,
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int flags = wxQUANTIZE_INCLUDE_WINDOWS_COLOURS|wxQUANTIZE_FILL_DESTINATION_IMAGE|wxQUANTIZE_RETURN_8BIT_DATA);
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//@}
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};
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