/////////////////////////////////////////////////////////////////////////////
-// Name: quantize.cpp
+// Name: src/common/quantize.cpp
// Purpose: wxQuantize implementation
// Author: Julian Smart
// Modified by:
// Created: 22/6/2000
// RCS-ID: $Id$
// Copyright: (c) Thomas G. Lane, Vaclav Slavik, Julian Smart
-// Licence: wxWidgets licence + JPEG library licence
+// Licence: wxWindows licence + JPEG library licence
/////////////////////////////////////////////////////////////////////////////
/*
/* modified by Vaclav Slavik for use as jpeglib-independent module */
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "quantize.h"
-#endif
-
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
typedef unsigned short UINT16;
typedef signed short INT16;
+#if !(defined(__WATCOMC__) && (defined(__WXMSW__) || defined(__WXMOTIF__)))
typedef signed int INT32;
+#endif
typedef unsigned char JSAMPLE;
typedef JSAMPLE *JSAMPROW;
dir = -1;
dir3 = -3;
errorptr = cquantize->fserrors + (width+1)*3; /* => entry after last column */
- cquantize->on_odd_row = FALSE; /* flip for next time */
+ cquantize->on_odd_row = false; /* flip for next time */
} else {
/* work left to right in this row */
dir = 1;
dir3 = 3;
errorptr = cquantize->fserrors; /* => entry before first real column */
- cquantize->on_odd_row = TRUE; /* flip for next time */
+ cquantize->on_odd_row = true; /* flip for next time */
}
/* Preset error values: no error propagated to first pixel from left */
cur0 = cur1 = cur2 = 0;
cinfo->colormap = cquantize->sv_colormap;
select_colors(cinfo, cquantize->desired);
/* Force next pass to zero the color index table */
- cquantize->needs_zeroed = TRUE;
+ cquantize->needs_zeroed = true;
}
/* Set up method pointers */
cquantize->pub.color_quantize = prescan_quantize;
cquantize->pub.finish_pass = finish_pass1;
- cquantize->needs_zeroed = TRUE; /* Always zero histogram */
+ cquantize->needs_zeroed = true; /* Always zero histogram */
} else {
/* Set up method pointers */
cquantize->pub.color_quantize = pass2_fs_dither;
/* Make the error-limit table if we didn't already. */
if (cquantize->error_limiter == NULL)
init_error_limit(cinfo);
- cquantize->on_odd_row = FALSE;
+ cquantize->on_odd_row = false;
}
}
memset((void *) histogram[i], 0,
HIST_C1_ELEMS*HIST_C2_ELEMS * sizeof(histcell));
}
- cquantize->needs_zeroed = FALSE;
+ cquantize->needs_zeroed = false;
}
}
my_cquantize_ptr cquantize = (my_cquantize_ptr) cinfo->cquantize;
/* Reset the inverse color map */
- cquantize->needs_zeroed = TRUE;
+ cquantize->needs_zeroed = true;
}
for (i = 0; i < HIST_C0_ELEMS; i++) {
cquantize->histogram[i] = (hist2d) malloc(HIST_C1_ELEMS*HIST_C2_ELEMS * sizeof(histcell));
}
- cquantize->needs_zeroed = TRUE; /* histogram is garbage now */
+ cquantize->needs_zeroed = true; /* histogram is garbage now */
/* Allocate storage for the completed colormap, if required.
* We do this now since it is storage and may affect
cquantize = (my_cquantize_ptr) dec.cquantize;
- cquantize->pub.start_pass(&dec, TRUE);
+ cquantize->pub.start_pass(&dec, true);
cquantize->pub.color_quantize(&dec, in_rows, out_rows, h);
cquantize->pub.finish_pass(&dec);
- cquantize->pub.start_pass(&dec, FALSE);
+ cquantize->pub.start_pass(&dec, false);
cquantize->pub.color_quantize(&dec, in_rows, out_rows, h);
cquantize->pub.finish_pass(&dec);
// We need to shift the palette entries up
// to make room for the Windows system colours.
for (i = 0; i < w * h; i++)
- data8bit[i] = data8bit[i] + paletteShift;
+ data8bit[i] = (unsigned char)(data8bit[i] + paletteShift);
}
#endif
*eightBitData = data8bit;
}
#endif // wxUSE_PALETTE
- return TRUE;
+ return true;
}
// This version sets a palette in the destination image so you don't
{
wxPalette* palette = NULL;
if ( !Quantize(src, dest, & palette, desiredNoColours, eightBitData, flags) )
- return FALSE;
+ return false;
#if wxUSE_PALETTE
if (palette)
}
#endif // wxUSE_PALETTE
- return TRUE;
+ return true;
}
#endif
// wxUSE_IMAGE
-