diff --git a/src/driver/pictureviewer/make15color_errdiff.cpp b/src/driver/pictureviewer/make15color_errdiff.cpp
deleted file mode 100644
index e00ae47ee..000000000
--- a/src/driver/pictureviewer/make15color_errdiff.cpp
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
-	Neutrino-GUI  -   DBoxII-Project
-
-	Copyright (C) 2005 Zwen
-
-	Kommentar:
-	This is an implementation of the floyd steinberg error diffusion algorithm
-	adapted for 24bit to 15bit color reduction.
-
-	For a description of the base alorithm see e.g.: 
-	http://www.informatik.fh-muenchen.de/~schieder/graphik-01-02/slide0264.html
-	
-	License: GPL
-
-	This program is free software; you can redistribute it and/or modify
-	it under the terms of the GNU General Public License as published by
-	the Free Software Foundation; either version 2 of the License, or
-	(at your option) any later version.
-
-	This program is distributed in the hope that it will be useful,
-	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-	GNU General Public License for more details.
-
-	You should have received a copy of the GNU General Public License
-	along with this program; if not, write to the Free Software
-	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#include <cstdio>
-#include <cstring>
-#include <cstdlib>
-
-#include "pictureviewer.h"
-
-void c32_15(unsigned char r, unsigned char g , unsigned char b , unsigned char* d)
-{
-		*d     = ((r >> 1) & 0x7C) | (g >> 6);
-		*(d+1) = ((g << 2) & 0xE0) | (b >> 3);
-}
-
-#define FS_CALC_ERROR_COMMON(color, index) \
-				p1 = p2 = (p_src[index] + (this_line_error_##color[ix]>>4)); \
-				if(p1>255)p1=255; if(p1<0)p1=0; \
-				color = (p1 & 0xF8) | 0x4; \
-				error = p2 - color; \
-
-#define FS_CALC_ERROR_RIGHT(color, index) \
-				FS_CALC_ERROR_COMMON(color,index) \
-				this_line_error_##color[ix+1] += (error * 7); \
-				next_line_error_##color[ix-1] += (error * 3); \
-				next_line_error_##color[ix]   += (error * 5); \
-				next_line_error_##color[ix+1] += error;
-				
-#define FS_CALC_ERROR_LEFT(color, index) \
-				FS_CALC_ERROR_COMMON(color,index) \
-				this_line_error_##color[ix-1] += (error * 7); \
-				next_line_error_##color[ix+1] += (error * 3); \
-				next_line_error_##color[ix]   += (error * 5); \
-				next_line_error_##color[ix-1] += error;
-				
-unsigned char * make15color_errdiff(unsigned char * src,int width, int height)
-{
-	int odd_line=1;
-	int ix,iy, error, p1, p2;
-	unsigned char r,g,b;
-	unsigned char *p_src, *p_dst;
-	unsigned char *dst = (unsigned char*) malloc(width*height*2);
-	int *this_line_error_r;
-	int *this_line_error_g;
-	int *this_line_error_b;
-	int *next_line_error_r;
-	int *next_line_error_g;
-	int *next_line_error_b;
-	int *save_error;
-	int *error1_r = (int*) malloc((width+2)*sizeof(int));
-	int *error1_g = (int*) malloc((width+2)*sizeof(int));
-	int *error1_b = (int*) malloc((width+2)*sizeof(int));
-	int *error2_r = (int*) malloc((width+2)*sizeof(int));
-	int *error2_g = (int*) malloc((width+2)*sizeof(int));
-	int *error2_b = (int*) malloc((width+2)*sizeof(int));
-	
-	dbout("Start error diffusion\n");
-	
-	this_line_error_r = error1_r;
-	this_line_error_g = error1_g;
-	this_line_error_b = error1_b;
-	next_line_error_r = error2_r;
-	next_line_error_g = error2_g;
-	next_line_error_b = error2_b;
-	memset (this_line_error_r, 0 , (width+2) * sizeof(int));
-	memset (this_line_error_g, 0 , (width+2) * sizeof(int));
-	memset (this_line_error_b, 0 , (width+2) * sizeof(int));
-	memset (next_line_error_r, 0 , (width+2) * sizeof(int));
-	memset (next_line_error_g, 0 , (width+2) * sizeof(int));
-	memset (next_line_error_b, 0 , (width+2) * sizeof(int));
-	p_src = src;
-	p_dst = dst;
-
-	for(iy=0 ; iy < height ; iy++)
-	{
-		save_error = this_line_error_r;
-		this_line_error_r = next_line_error_r;
-		next_line_error_r = save_error;
-		save_error = this_line_error_g;
-		this_line_error_g = next_line_error_g;
-		next_line_error_g = save_error;
-		save_error = this_line_error_b;
-		this_line_error_b = next_line_error_b;
-		next_line_error_b = save_error;
-		memset (next_line_error_r, 0 , (width+2) * sizeof(int));
-		memset (next_line_error_g, 0 , (width+2) * sizeof(int));
-		memset (next_line_error_b, 0 , (width+2) * sizeof(int));
-		
-		if(odd_line)
-		{
-			for(ix=1 ; ix <= width ; ix++)
-			{
-				FS_CALC_ERROR_RIGHT(r,0);
-				FS_CALC_ERROR_RIGHT(g,1);
-				FS_CALC_ERROR_RIGHT(b,2);
-				c32_15(r,g,b,p_dst);
-				p_src+=3;
-				p_dst+=2;
-			}
-			odd_line=0;
-		}
-		else
-		{
-			p_src+=(width-1)*3;
-			p_dst+=(width-1)*2;
-			for(ix=width ; ix >= 1 ; ix--)
-			{
-				FS_CALC_ERROR_LEFT(r,0);
-				FS_CALC_ERROR_LEFT(g,1);
-				FS_CALC_ERROR_LEFT(b,2);
-				c32_15(r,g,b,p_dst);
-				p_src-=3;
-				p_dst-=2;
-			}
-			p_src+=width*3;
-			p_dst+=width*2;
-			odd_line=1;
-		}
-	}
-	free(error1_r);
-	free(error1_g);
-	free(error1_b);
-	free(error2_r);
-	free(error2_g);
-	free(error2_b);
-	dbout("End error diffusion\n");
-	return dst;
-}
-
diff --git a/src/driver/pictureviewer/resize.cpp b/src/driver/pictureviewer/resize.cpp
deleted file mode 100644
index 5da99fa09..000000000
--- a/src/driver/pictureviewer/resize.cpp
+++ /dev/null
@@ -1,77 +0,0 @@
-#include <cstdlib>
-#include <cstring>
-
-#include "pictureviewer.h"
-
-unsigned char * simple_resize(unsigned char * orgin,int ox,int oy,int dx,int dy)
-{
-	unsigned char *cr,*p,*l;
-	int i,j,k,ip;
-	cr=(unsigned char*) malloc(dx*dy*3); 
-	if(cr==NULL)
-	{
-		printf("Error: malloc\n");
-		return(orgin);
-	}
-	l=cr;
-
-	for(j=0;j<dy;j++,l+=dx*3)
-	{
-		p=orgin+(j*oy/dy*ox*3);
-		for(i=0,k=0;i<dx;i++,k+=3)
-		{
-			ip=i*ox/dx*3;
-			memmove(l+k, p+ip, 3);
-		}
-	}
-	free(orgin);
-	return(cr);
-}
-
-unsigned char * color_average_resize(unsigned char * orgin,int ox,int oy,int dx,int dy)
-{
-	/* dbout("color_average_resize{\n");*/
-	unsigned char *cr,*p,*q;
-	int i,j,k,l,ya,yb;
-	int sq,r,g,b;
-
-	cr=(unsigned char*) malloc(dx*dy*3); 
-	if(cr==NULL)
-	{
-		printf("Error: malloc\n");
-		/* dbout("color_average_resize}\n"); */
-		return(orgin);
-	}
-	p=cr;
-
-	int xa_v[dx];
-	for(i=0;i<dx;i++)
-		xa_v[i] = i*ox/dx;
-	int xb_v[dx+1];
-	for(i=0;i<dx;i++)
-	{
-		xb_v[i]= (i+1)*ox/dx;
-		if(xb_v[i]>=ox)
-			xb_v[i]=ox-1;
-	}
-	for(j=0;j<dy;j++)
-	{
-		ya= j*oy/dy;
-		yb= (j+1)*oy/dy; if(yb>=oy) yb=oy-1;
-		for(i=0;i<dx;i++,p+=3)
-		{
-			for(l=ya,r=0,g=0,b=0,sq=0;l<=yb;l++)
-			{
-				q=orgin+((l*ox+xa_v[i])*3);
-				for(k=xa_v[i];k<=xb_v[i];k++,q+=3,sq++)
-				{
-					r+=q[0]; g+=q[1]; b+=q[2];
-				}
-			}
-			p[0]=r/sq; p[1]=g/sq; p[2]=b/sq;
-		}
-	}
-	free(orgin);
-	/* dbout("color_average_resize}\n"); */
-	return(cr);
-}