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|
/*
/--------------------------------------------------------------------
|
| $Id: plfilterfliprgb.cpp,v 1.6 2004/10/02 22:23:12 uzadow Exp $
|
| Copyright (c) 1996-2002 Ulrich von Zadow
|
\--------------------------------------------------------------------
*/
#include "plfilterfliprgb.h"
#include "plbitmap.h"
PLFilterFlipRGB::PLFilterFlipRGB()
: PLInPlaceFilter()
{
}
PLFilterFlipRGB::~PLFilterFlipRGB()
{
}
void PLFilterFlipRGB::ApplyInPlace(PLBmpBase * pBmp) const
{
// Only 24 and 32 bpp supported.
PLASSERT (pBmp->GetBitsPerPixel() == 24 ||
pBmp->GetBitsPerPixel() == 32);
pBmp->SwapPixelFormatRGB();
PLBYTE ** pLineArray = pBmp->GetLineArray();
for (int y = 0; y < pBmp->GetHeight(); y++)
{
PLBYTE * pLine = pLineArray[y];
if (pBmp->GetBitsPerPixel() == 24)
{
for (int x = 0; x < pBmp->GetWidth(); x++)
{
PLBYTE tmp = pLine[x*3+PL_RGBA_RED];
pLine[x*3+PL_RGBA_RED] = pLine[x*3+PL_RGBA_BLUE];
pLine[x*3+PL_RGBA_BLUE] = tmp;
}
}
else
{
for (int x = 0; x < pBmp->GetWidth(); x++)
{
PLBYTE tmp = pLine[x*4+PL_RGBA_RED];
pLine[x*4+PL_RGBA_RED] = pLine[x*4+PL_RGBA_BLUE];
pLine[x*4+PL_RGBA_BLUE] = tmp;
}
}
}
}
/*
/--------------------------------------------------------------------
|
| $Log: plfilterfliprgb.cpp,v $
| Revision 1.6 2004/10/02 22:23:12 uzadow
| - configure and Makefile cleanups\n- Pixelformat enhancements for several filters\n- Added PLBmpBase:Dump\n- Added PLBmpBase::GetPixelNn()-methods\n- Changed default unix byte order to BGR
|
| Revision 1.5 2004/09/11 12:41:36 uzadow
| removed plstdpch.h
|
| Revision 1.4 2004/06/20 16:59:38 uzadow
| Added PLBmpBase::CopyPixels() and PLInPlaceFilter
|
| Revision 1.3 2004/06/14 12:51:35 artcom
| Performance improvement
|
| Revision 1.2 2003/07/29 21:27:41 uzadow
| Fixed PLDirectFBBmp::GetBytesPerLine(), im2* Makefiles
|
| Revision 1.1 2003/07/27 18:08:38 uzadow
| Added plfilterfliprgb
|
|
\--------------------------------------------------------------------
*/
|
