revert last checkin. This was not intended for the 0.6 branch

Original commit message from CVS:
revert last checkin.  This was not intended for the 0.6 branch

10 files changed, 0 insertions, 2830 deletions

diff --git a/sys/glsink/ARB_multitexture.h b/sys/glsink/ARB_multitexture.h
deleted file mode 100644
index 92fc44b4..00000000
--- a/sys/glsink/ARB_multitexture.h
+++ /dev/null
@@ -1,309 +0,0 @@
-/*************************************************************

- *                                                           *

- * file  : ARB_multitexture.h                                *

- * author: Jens Schneider                                    *

- * date  : 01.Mar.2001-10.Jul.2001                           *

- * e-mail: jens@glHint.de                                    *

- *                                                           *

- * version 1.0ß                                              *

- *                                                           *

- *************************************************************/

-

-#ifndef __ARB_MULTITEXTURE_H_

-#define __ARB_MULTITEXTURE_H_

-

-/*

- *  GLOBAL SWITCHES - enable/disable advanced features of this header

- *

- */

-#define ARB_MULTITEXTURE_INITIALIZE 1 // enable generic init-routines

-#ifndef _WIN32

-#define GL_GLEXT_PROTOTYPES 1

-#endif

-

-#ifdef __cplusplus

-extern "C" {

-#endif

-

-#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)

-#define WIN32_LEAN_AND_MEAN 1

-#include <windows.h>

-#endif

-

-#ifndef APIENTRY

-#define APIENTRY

-#endif

-

-

-// Header file version number, required by OpenGL ABI for Linux

-#define GL_GLEXT_VERSION 7

-

-

-/* 

- * NEW TOKENS TO OPENGL 1.2.1 

- *

- */

-#ifndef GL_ARB_multitexture

-#define GL_TEXTURE0_ARB                   0x84C0

-#define GL_TEXTURE1_ARB                   0x84C1

-#define GL_TEXTURE2_ARB                   0x84C2

-#define GL_TEXTURE3_ARB                   0x84C3

-#define GL_TEXTURE4_ARB                   0x84C4

-#define GL_TEXTURE5_ARB                   0x84C5

-#define GL_TEXTURE6_ARB                   0x84C6

-#define GL_TEXTURE7_ARB                   0x84C7

-#define GL_TEXTURE8_ARB                   0x84C8

-#define GL_TEXTURE9_ARB                   0x84C9

-#define GL_TEXTURE10_ARB                  0x84CA

-#define GL_TEXTURE11_ARB                  0x84CB

-#define GL_TEXTURE12_ARB                  0x84CC

-#define GL_TEXTURE13_ARB                  0x84CD

-#define GL_TEXTURE14_ARB                  0x84CE

-#define GL_TEXTURE15_ARB                  0x84CF

-#define GL_TEXTURE16_ARB                  0x84D0

-#define GL_TEXTURE17_ARB                  0x84D1

-#define GL_TEXTURE18_ARB                  0x84D2

-#define GL_TEXTURE19_ARB                  0x84D3

-#define GL_TEXTURE20_ARB                  0x84D4

-#define GL_TEXTURE21_ARB                  0x84D5

-#define GL_TEXTURE22_ARB                  0x84D6

-#define GL_TEXTURE23_ARB                  0x84D7

-#define GL_TEXTURE24_ARB                  0x84D8

-#define GL_TEXTURE25_ARB                  0x84D9

-#define GL_TEXTURE26_ARB                  0x84DA

-#define GL_TEXTURE27_ARB                  0x84DB

-#define GL_TEXTURE28_ARB                  0x84DC

-#define GL_TEXTURE29_ARB                  0x84DD

-#define GL_TEXTURE30_ARB                  0x84DE

-#define GL_TEXTURE31_ARB                  0x84DF

-#define GL_ACTIVE_TEXTURE_ARB             0x84E0

-#define GL_CLIENT_ACTIVE_TEXTURE_ARB      0x84E1

-#define GL_MAX_TEXTURE_UNITS_ARB          0x84E2

-#define GL_ARB_multitexture 1

-#endif

-

-#ifndef _WIN32

-#ifdef GL_GLEXT_PROTOTYPES

-extern void APIENTRY glActiveTextureARB (GLenum);

-extern void APIENTRY glClientActiveTextureARB (GLenum);

-extern void APIENTRY glMultiTexCoord1dARB (GLenum, GLdouble);

-extern void APIENTRY glMultiTexCoord1dvARB (GLenum, const GLdouble *);

-extern void APIENTRY glMultiTexCoord1fARB (GLenum, GLfloat);

-extern void APIENTRY glMultiTexCoord1fvARB (GLenum, const GLfloat *);

-extern void APIENTRY glMultiTexCoord1iARB (GLenum, GLint);

-extern void APIENTRY glMultiTexCoord1ivARB (GLenum, const GLint *);

-extern void APIENTRY glMultiTexCoord1sARB (GLenum, GLshort);

-extern void APIENTRY glMultiTexCoord1svARB (GLenum, const GLshort *);

-extern void APIENTRY glMultiTexCoord2dARB (GLenum, GLdouble, GLdouble);

-extern void APIENTRY glMultiTexCoord2dvARB (GLenum, const GLdouble *);

-extern void APIENTRY glMultiTexCoord2fARB (GLenum, GLfloat, GLfloat);

-extern void APIENTRY glMultiTexCoord2fvARB (GLenum, const GLfloat *);

-extern void APIENTRY glMultiTexCoord2iARB (GLenum, GLint, GLint);

-extern void APIENTRY glMultiTexCoord2ivARB (GLenum, const GLint *);

-extern void APIENTRY glMultiTexCoord2sARB (GLenum, GLshort, GLshort);

-extern void APIENTRY glMultiTexCoord2svARB (GLenum, const GLshort *);

-extern void APIENTRY glMultiTexCoord3dARB (GLenum, GLdouble, GLdouble, GLdouble);

-extern void APIENTRY glMultiTexCoord3dvARB (GLenum, const GLdouble *);

-extern void APIENTRY glMultiTexCoord3fARB (GLenum, GLfloat, GLfloat, GLfloat);

-extern void APIENTRY glMultiTexCoord3fvARB (GLenum, const GLfloat *);

-extern void APIENTRY glMultiTexCoord3iARB (GLenum, GLint, GLint, GLint);

-extern void APIENTRY glMultiTexCoord3ivARB (GLenum, const GLint *);

-extern void APIENTRY glMultiTexCoord3sARB (GLenum, GLshort, GLshort, GLshort);

-extern void APIENTRY glMultiTexCoord3svARB (GLenum, const GLshort *);

-extern void APIENTRY glMultiTexCoord4dARB (GLenum, GLdouble, GLdouble, GLdouble, GLdouble);

-extern void APIENTRY glMultiTexCoord4dvARB (GLenum, const GLdouble *);

-extern void APIENTRY glMultiTexCoord4fARB (GLenum, GLfloat, GLfloat, GLfloat, GLfloat);

-extern void APIENTRY glMultiTexCoord4fvARB (GLenum, const GLfloat *);

-extern void APIENTRY glMultiTexCoord4iARB (GLenum, GLint, GLint, GLint, GLint);

-extern void APIENTRY glMultiTexCoord4ivARB (GLenum, const GLint *);

-extern void APIENTRY glMultiTexCoord4sARB (GLenum, GLshort, GLshort, GLshort, GLshort);

-extern void APIENTRY glMultiTexCoord4svARB (GLenum, const GLshort *);

-#endif // GL_GLEXT_PROTOTYPES

-#else  // not _WIN32

-typedef void (APIENTRY * PFNGLACTIVETEXTUREARBPROC) (GLenum texture);

-typedef void (APIENTRY * PFNGLCLIENTACTIVETEXTUREARBPROC) (GLenum texture);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1DARBPROC) (GLenum target, GLdouble s);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1DVARBPROC) (GLenum target, const GLdouble *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1FARBPROC) (GLenum target, GLfloat s);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1FVARBPROC) (GLenum target, const GLfloat *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1IARBPROC) (GLenum target, GLint s);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1IVARBPROC) (GLenum target, const GLint *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1SARBPROC) (GLenum target, GLshort s);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD1SVARBPROC) (GLenum target, const GLshort *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2DARBPROC) (GLenum target, GLdouble s, GLdouble t);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2DVARBPROC) (GLenum target, const GLdouble *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2FARBPROC) (GLenum target, GLfloat s, GLfloat t);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2FVARBPROC) (GLenum target, const GLfloat *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2IARBPROC) (GLenum target, GLint s, GLint t);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2IVARBPROC) (GLenum target, const GLint *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2SARBPROC) (GLenum target, GLshort s, GLshort t);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD2SVARBPROC) (GLenum target, const GLshort *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3DARBPROC) (GLenum target, GLdouble s, GLdouble t, GLdouble r);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3DVARBPROC) (GLenum target, const GLdouble *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3FARBPROC) (GLenum target, GLfloat s, GLfloat t, GLfloat r);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3FVARBPROC) (GLenum target, const GLfloat *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3IARBPROC) (GLenum target, GLint s, GLint t, GLint r);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3IVARBPROC) (GLenum target, const GLint *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3SARBPROC) (GLenum target, GLshort s, GLshort t, GLshort r);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD3SVARBPROC) (GLenum target, const GLshort *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4DARBPROC) (GLenum target, GLdouble s, GLdouble t, GLdouble r, GLdouble q);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4DVARBPROC) (GLenum target, const GLdouble *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4FARBPROC) (GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4FVARBPROC) (GLenum target, const GLfloat *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4IARBPROC) (GLenum target, GLint s, GLint t, GLint r, GLint q);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4IVARBPROC) (GLenum target, const GLint *v);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4SARBPROC) (GLenum target, GLshort s, GLshort t, GLshort r, GLshort q);

-typedef void (APIENTRY * PFNGLMULTITEXCOORD4SVARBPROC) (GLenum target, const GLshort *v);

-#endif // _WIN32

-

-#ifdef ARB_MULTITEXTURE_INITIALIZE

-#include<string.h>		// string manipulation for runtime-check

-

-#ifdef _WIN32

-PFNGLACTIVETEXTUREARBPROC       glActiveTextureARB       = NULL;

-PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB = NULL;

-PFNGLMULTITEXCOORD1DARBPROC     glMultiTexCoord1dARB     = NULL;

-PFNGLMULTITEXCOORD1DVARBPROC	glMultiTexCoord1dvARB    = NULL;

-PFNGLMULTITEXCOORD1FARBPROC     glMultiTexCoord1fARB     = NULL;

-PFNGLMULTITEXCOORD1FVARBPROC	glMultiTexCoord1fvARB    = NULL;

-PFNGLMULTITEXCOORD1IARBPROC     glMultiTexCoord1iARB     = NULL;

-PFNGLMULTITEXCOORD1IVARBPROC	glMultiTexCoord1ivARB    = NULL;

-PFNGLMULTITEXCOORD1SARBPROC     glMultiTexCoord1sARB     = NULL;

-PFNGLMULTITEXCOORD1SVARBPROC	glMultiTexCoord1svARB    = NULL;

-PFNGLMULTITEXCOORD2DARBPROC     glMultiTexCoord2dARB     = NULL;

-PFNGLMULTITEXCOORD2DVARBPROC	glMultiTexCoord2dvARB    = NULL;

-PFNGLMULTITEXCOORD2FARBPROC     glMultiTexCoord2fARB     = NULL;

-PFNGLMULTITEXCOORD2FVARBPROC	glMultiTexCoord2fvARB    = NULL;

-PFNGLMULTITEXCOORD2IARBPROC     glMultiTexCoord2iARB     = NULL;

-PFNGLMULTITEXCOORD2IVARBPROC	glMultiTexCoord2ivARB    = NULL;

-PFNGLMULTITEXCOORD2SARBPROC     glMultiTexCoord2sARB     = NULL;

-PFNGLMULTITEXCOORD2SVARBPROC	glMultiTexCoord2svARB    = NULL;

-PFNGLMULTITEXCOORD3DARBPROC     glMultiTexCoord3dARB     = NULL;

-PFNGLMULTITEXCOORD3DVARBPROC	glMultiTexCoord3dvARB    = NULL;

-PFNGLMULTITEXCOORD3FARBPROC     glMultiTexCoord3fARB     = NULL;

-PFNGLMULTITEXCOORD3FVARBPROC	glMultiTexCoord3fvARB    = NULL;

-PFNGLMULTITEXCOORD3IARBPROC     glMultiTexCoord3iARB     = NULL;

-PFNGLMULTITEXCOORD3IVARBPROC	glMultiTexCoord3ivARB    = NULL;

-PFNGLMULTITEXCOORD3SARBPROC     glMultiTexCoord3sARB     = NULL;

-PFNGLMULTITEXCOORD3SVARBPROC	glMultiTexCoord3svARB    = NULL;

-PFNGLMULTITEXCOORD4DARBPROC     glMultiTexCoord4dARB     = NULL;

-PFNGLMULTITEXCOORD4DVARBPROC	glMultiTexCoord4dvARB    = NULL;

-PFNGLMULTITEXCOORD4FARBPROC     glMultiTexCoord4fARB     = NULL;

-PFNGLMULTITEXCOORD4FVARBPROC	glMultiTexCoord4fvARB    = NULL;

-PFNGLMULTITEXCOORD4IARBPROC     glMultiTexCoord4iARB     = NULL;

-PFNGLMULTITEXCOORD4IVARBPROC	glMultiTexCoord4ivARB    = NULL;

-PFNGLMULTITEXCOORD4SARBPROC     glMultiTexCoord4sARB     = NULL;

-PFNGLMULTITEXCOORD4SVARBPROC	glMultiTexCoord4svARB    = NULL;

-#endif // _WIN32 

-

-int CheckForARBMultitextureSupport(void) {

-    const char search[]="GL_ARB_multitexture";

-    int i, pos=0;

-    int maxpos=strlen(search)-1;

-    char extensions[10000];

-    strcpy(extensions,(const char *)glGetString(GL_EXTENSIONS));

-    int len=strlen(extensions);

-    for ( i=0; i<len; i++) {

-        if ((i==0) || ((i>1) && extensions[i-1]==' ')) {

-            pos=0;

-            while(extensions[i]!=' ') {

-                if (extensions[i]==search[pos]) pos++;

-                if ((pos>maxpos) && extensions[i+1]==' ') {

-		  //if (debug)

-		    {

-		      //fprintf(stderr, search);

-		      //fprintf(stderr, " supported.\n");

-		    }

-                    return 1;

-                }

-                ++i;

-            }

-        }

-    }

-    //printf(search);

-    //printf(" not supported.\n");

-    return 0;

-}

-

-int GL_ARB_multitexture_Init(void) {

-    if (!CheckForARBMultitextureSupport()) return 0;

-#ifdef _WIN32

-    glActiveTextureARB = (PFNGLACTIVETEXTUREARBPROC) wglGetProcAddress("glActiveTextureARB");

-        if (glActiveTextureARB==NULL) {fprintf(stderr,"glActiveTextureARB not found.\n"); return 0; }

-    glClientActiveTextureARB = (PFNGLCLIENTACTIVETEXTUREARBPROC) wglGetProcAddress("glClientActiveTextureARB");

-        if (glClientActiveTextureARB==NULL) {fprintf(stderr,"glClientActiveTextureARB not found.\n"); return 0; }

-    glMultiTexCoord1dARB = (PFNGLMULTITEXCOORD1DARBPROC) wglGetProcAddress("glMultiTexCoord1dARB");

-        if (glMultiTexCoord1dARB==NULL) {fprintf(stderr,"glMultiTexCoord1dARB not found.\n"); return 0; }

-    glMultiTexCoord1dvARB = (PFNGLMULTITEXCOORD1DVARBPROC) wglGetProcAddress("glMultiTexCoord1dvARB");

-        if (glMultiTexCoord1dvARB==NULL) {fprintf(stderr,"glMultiTexCoord1dAvRB not found.\n"); return 0; }

-    glMultiTexCoord1fARB = (PFNGLMULTITEXCOORD1FARBPROC) wglGetProcAddress("glMultiTexCoord1fARB");

-        if (glMultiTexCoord1fARB==NULL) {fprintf(stderr,"glMultiTexCoord1fARB not found.\n"); return 0; }

-    glMultiTexCoord1fvARB = (PFNGLMULTITEXCOORD1FVARBPROC) wglGetProcAddress("glMultiTexCoord1fvARB");

-        if (glMultiTexCoord1fvARB==NULL) {fprintf(stderr,"glMultiTexCoord1fvARB not found.\n"); return 0; }

-    glMultiTexCoord1iARB = (PFNGLMULTITEXCOORD1IARBPROC) wglGetProcAddress("glMultiTexCoord1iARB");

-        if (glMultiTexCoord1iARB==NULL) {fprintf(stderr,"glMultiTexCoord1iARB not found.\n"); return 0; }

-    glMultiTexCoord1ivARB = (PFNGLMULTITEXCOORD1IVARBPROC) wglGetProcAddress("glMultiTexCoord1ivARB");

-        if (glMultiTexCoord1ivARB==NULL) {fprintf(stderr,"glMultiTexCoord1ivARB not found.\n"); return 0; }

-    glMultiTexCoord1sARB = (PFNGLMULTITEXCOORD1SARBPROC) wglGetProcAddress("glMultiTexCoord1sARB");

-        if (glMultiTexCoord1sARB==NULL) {fprintf(stderr,"glMultiTexCoord1sARB not found.\n"); return 0; }

-    glMultiTexCoord1svARB = (PFNGLMULTITEXCOORD1SVARBPROC) wglGetProcAddress("glMultiTexCoord1svARB");

-        if (glMultiTexCoord1svARB==NULL) {fprintf(stderr,"glMultiTexCoord1svARB not found.\n"); return 0; }

-    glMultiTexCoord2dARB = (PFNGLMULTITEXCOORD2DARBPROC) wglGetProcAddress("glMultiTexCoord2dARB");

-        if (glMultiTexCoord2dARB==NULL) {fprintf(stderr,"glMultiTexCoord2dARB not found.\n"); return 0; }

-    glMultiTexCoord2dvARB = (PFNGLMULTITEXCOORD2DVARBPROC) wglGetProcAddress("glMultiTexCoord2dvARB");

-        if (glMultiTexCoord2dvARB==NULL) {fprintf(stderr,"glMultiTexCoord2dAvRB not found.\n"); return 0; }

-    glMultiTexCoord2fARB = (PFNGLMULTITEXCOORD2FARBPROC) wglGetProcAddress("glMultiTexCoord2fARB");

-        if (glMultiTexCoord2fARB==NULL) {fprintf(stderr,"glMultiTexCoord2fARB not found.\n"); return 0; }

-    glMultiTexCoord2fvARB = (PFNGLMULTITEXCOORD2FVARBPROC) wglGetProcAddress("glMultiTexCoord2fvARB");

-        if (glMultiTexCoord2fvARB==NULL) {fprintf(stderr,"glMultiTexCoord2fvARB not found.\n"); return 0; }

-    glMultiTexCoord2iARB = (PFNGLMULTITEXCOORD2IARBPROC) wglGetProcAddress("glMultiTexCoord2iARB");

-        if (glMultiTexCoord2iARB==NULL) {fprintf(stderr,"glMultiTexCoord2iARB not found.\n"); return 0; }

-    glMultiTexCoord2ivARB = (PFNGLMULTITEXCOORD2IVARBPROC) wglGetProcAddress("glMultiTexCoord2ivARB");

-        if (glMultiTexCoord2ivARB==NULL) {fprintf(stderr,"glMultiTexCoord2ivARB not found.\n"); return 0; }

-    glMultiTexCoord2sARB = (PFNGLMULTITEXCOORD2SARBPROC) wglGetProcAddress("glMultiTexCoord2sARB");

-        if (glMultiTexCoord2sARB==NULL) {fprintf(stderr,"glMultiTexCoord2sARB not found.\n"); return 0; }

-    glMultiTexCoord2svARB = (PFNGLMULTITEXCOORD2SVARBPROC) wglGetProcAddress("glMultiTexCoord2svARB");

-        if (glMultiTexCoord2svARB==NULL) {fprintf(stderr,"glMultiTexCoord2svARB not found.\n"); return 0; }

-    glMultiTexCoord3dARB = (PFNGLMULTITEXCOORD3DARBPROC) wglGetProcAddress("glMultiTexCoord3dARB");

-        if (glMultiTexCoord3dARB==NULL) {fprintf(stderr,"glMultiTexCoord3dARB not found.\n"); return 0; }

-    glMultiTexCoord3dvARB = (PFNGLMULTITEXCOORD3DVARBPROC) wglGetProcAddress("glMultiTexCoord3dvARB");

-        if (glMultiTexCoord3dvARB==NULL) {fprintf(stderr,"glMultiTexCoord3dAvRB not found.\n"); return 0; }

-    glMultiTexCoord3fARB = (PFNGLMULTITEXCOORD3FARBPROC) wglGetProcAddress("glMultiTexCoord3fARB");

-        if (glMultiTexCoord3fARB==NULL) {fprintf(stderr,"glMultiTexCoord3fARB not found.\n"); return 0; }

-    glMultiTexCoord3fvARB = (PFNGLMULTITEXCOORD3FVARBPROC) wglGetProcAddress("glMultiTexCoord3fvARB");

-        if (glMultiTexCoord3fvARB==NULL) {fprintf(stderr,"glMultiTexCoord3fvARB not found.\n"); return 0; }

-    glMultiTexCoord3iARB = (PFNGLMULTITEXCOORD3IARBPROC) wglGetProcAddress("glMultiTexCoord3iARB");

-        if (glMultiTexCoord3iARB==NULL) {fprintf(stderr,"glMultiTexCoord3iARB not found.\n"); return 0; }

-    glMultiTexCoord3ivARB = (PFNGLMULTITEXCOORD3IVARBPROC) wglGetProcAddress("glMultiTexCoord3ivARB");

-        if (glMultiTexCoord3ivARB==NULL) {fprintf(stderr,"glMultiTexCoord3ivARB not found.\n"); return 0; }

-    glMultiTexCoord3sARB = (PFNGLMULTITEXCOORD3SARBPROC) wglGetProcAddress("glMultiTexCoord3sARB");

-        if (glMultiTexCoord3sARB==NULL) {fprintf(stderr,"glMultiTexCoord3sARB not found.\n"); return 0; }

-    glMultiTexCoord3svARB = (PFNGLMULTITEXCOORD3SVARBPROC) wglGetProcAddress("glMultiTexCoord3svARB");

-        if (glMultiTexCoord3svARB==NULL) {fprintf(stderr,"glMultiTexCoord3svARB not found.\n"); return 0; }

-    glMultiTexCoord4dARB = (PFNGLMULTITEXCOORD4DARBPROC) wglGetProcAddress("glMultiTexCoord4dARB");

-        if (glMultiTexCoord4dARB==NULL) {fprintf(stderr,"glMultiTexCoord4dARB not found.\n"); return 0; }

-    glMultiTexCoord4dvARB = (PFNGLMULTITEXCOORD4DVARBPROC) wglGetProcAddress("glMultiTexCoord4dvARB");

-        if (glMultiTexCoord4dvARB==NULL) {fprintf(stderr,"glMultiTexCoord4dAvRB not found.\n"); return 0; }

-    glMultiTexCoord4fARB = (PFNGLMULTITEXCOORD4FARBPROC) wglGetProcAddress("glMultiTexCoord4fARB");

-        if (glMultiTexCoord4fARB==NULL) {fprintf(stderr,"glMultiTexCoord4fARB not found.\n"); return 0; }

-    glMultiTexCoord4fvARB = (PFNGLMULTITEXCOORD4FVARBPROC) wglGetProcAddress("glMultiTexCoord4fvARB");

-        if (glMultiTexCoord4fvARB==NULL) {fprintf(stderr,"glMultiTexCoord4fvARB not found.\n"); return 0; }

-    glMultiTexCoord4iARB = (PFNGLMULTITEXCOORD4IARBPROC) wglGetProcAddress("glMultiTexCoord4iARB");

-        if (glMultiTexCoord4iARB==NULL) {fprintf(stderr,"glMultiTexCoord4iARB not found.\n"); return 0; }

-    glMultiTexCoord4ivARB = (PFNGLMULTITEXCOORD4IVARBPROC) wglGetProcAddress("glMultiTexCoord4ivARB");

-        if (glMultiTexCoord4ivARB==NULL) {fprintf(stderr,"glMultiTexCoord4ivARB not found.\n"); return 0; }

-    glMultiTexCoord4sARB = (PFNGLMULTITEXCOORD4SARBPROC) wglGetProcAddress("glMultiTexCoord4sARB");

-        if (glMultiTexCoord4sARB==NULL) {fprintf(stderr,"glMultiTexCoord4sARB not found.\n"); return 0; }

-    glMultiTexCoord4svARB = (PFNGLMULTITEXCOORD4SVARBPROC) wglGetProcAddress("glMultiTexCoord4svARB");

-        if (glMultiTexCoord4svARB==NULL) {fprintf(stderr,"glMultiTexCoord4svARB not found.\n"); return 0; }

-#endif // _WIN32

-    return 1;

-}

-

-#endif // ARB_MULTITEXTURE_INITIALIZE

-

-#ifdef __cplusplus

-}

-#endif

-

-#endif // not __ARB_MULTITEXTURE_H_

diff --git a/sys/glsink/EXT_paletted_texture.h b/sys/glsink/EXT_paletted_texture.h
deleted file mode 100644
index 6df6b996..00000000
--- a/sys/glsink/EXT_paletted_texture.h
+++ /dev/null
@@ -1,142 +0,0 @@
-/*************************************************************

- *                                                           *

- * file  : EXT_paletted_texture.h                            *

- * author: Jens Schneider                                    *

- * date  : 14.Mar.2001-10.Jul.2001                           *

- * e-mail: jens@glHint.de                                    *

- *                                                           *

- * version 1.0ß                                              *

- *                                                           *

- *************************************************************/

-

-#ifndef __EXT_paletted_texture_H_

-#define __EXT_paletted_texture_H_

-

-/*

- *  GLOBAL SWITCHES - enable/disable advanced features of this header

- *

- */

-#define EXT_PALETTED_TEXTURE_INITIALIZE 1 // enable generic init-routines

-#ifndef _WIN32

-#define GL_GLEXT_PROTOTYPES 1

-#endif

-

-#ifdef __cplusplus

-extern "C" {

-#endif

-

-#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)

-#define WIN32_LEAN_AND_MEAN 1

-#include <windows.h>

-#endif

-

-#ifndef APIENTRY

-#define APIENTRY

-#endif

-

-

-// Header file version number, required by OpenGL ABI for Linux

-#define GL_GLEXT_VERSION 7

-

-

-/* 

- * NEW TOKENS TO OPENGL 1.2.1 

- *

- */

-#ifndef GL_EXT_paletted_texture

-#define GL_COLOR_INDEX1_EXT               0x80E2 

-#define GL_COLOR_INDEX2_EXT               0x80E3 

-#define GL_COLOR_INDEX4_EXT               0x80E4 

-#define GL_COLOR_INDEX8_EXT               0x80E5 

-#define GL_COLOR_INDEX12_EXT              0x80E6 

-#define GL_COLOR_INDEX16_EXT              0x80E7

-#define GL_COLOR_TABLE_FORMAT_EXT         0x80D8 

-#define GL_COLOR_TABLE_WIDTH_EXT          0x80D9 

-#define GL_COLOR_TABLE_RED_SIZE_EXT       0x80DA 

-#define GL_COLOR_TABLE_GREEN_SIZE_EXT     0x80DB 

-#define GL_COLOR_TABLE_BLUE_SIZE_EXT      0x80DC 

-#define GL_COLOR_TABLE_ALPHA_SIZE_EXT     0x80DD 

-#define GL_COLOR_TABLE_LUMINANCE_SIZE_EXT 0x80DE 

-#define GL_COLOR_TABLE_INTENSITY_SIZE_EXT 0x80DF

-#define GL_TEXTURE_INDEX_SIZE_EXT         0x80ED

-#define GL_EXT_paletted_texture 1

-#endif

-

-#ifndef _WIN32

-#ifdef GL_GLEXT_PROTOTYPES

-extern void APIENTRY glColorTableEXT   (GLenum, GLenum, GLsizei, GLenum, GLenum, const GLvoid *); 

-extern void APIENTRY glColorSubTableEXT(GLenum, GLsizei, GLsizei, GLenum, GLenum, const GLvoid *); 

-extern void APIENTRY glGetColorTableEXT(GLenum, GLenum, GLenum, GLvoid *);

-extern void APIENTRY glGetColorTableParameterivEXT(GLenum, GLenum, GLint *);

-extern void APIENTRY glGetColorTableParameterfvEXT(GLenum, GLenum, GLfloat *);

-#endif // GL_GLEXT_PROTOTYPES 

-#else // _WIN32

-typedef void (APIENTRY * PFNGLCOLORTABLEEXTPROC)   (GLenum target, GLenum internalFormat, GLsizei width, GLenum format, GLenum type, const GLvoid *data); 

-typedef void (APIENTRY * PFNGLCOLORSUBTABLEEXTPROC)(GLenum target, GLsizei start, GLsizei count, GLenum format, GLenum type, const GLvoid *data);

-typedef void (APIENTRY * PFNGLGETCOLORTABLEEXTPROC)(GLenum target, GLenum format, GLenum type, GLvoid *data);

-typedef void (APIENTRY * PFNGLGETCOLORTABLEPARAMETERIVEXTPROC)(GLenum target, GLenum pname, GLint *params); 

-typedef void (APIENTRY * PFNGLGETCOLORTABLEPARAMETERFVEXTPROC)(GLenum target, GLenum pname, GLfloat *params);

-#endif // not _WIN32

-

-#ifdef EXT_PALETTED_TEXTURE_INITIALIZE

-#include<string.h> // string manipulation for runtime-check

-

-#ifdef _WIN32

-PFNGLCOLORTABLEEXTPROC               glColorTableEXT    = NULL;

-PFNGLCOLORSUBTABLEEXTPROC            glColorSubTableEXT = NULL;

-PFNGLGETCOLORTABLEEXTPROC            glGetColorTableEXT = NULL;

-PFNGLGETCOLORTABLEPARAMETERIVEXTPROC glGetColorTableParameterivEXT = NULL;

-PFNGLGETCOLORTABLEPARAMETERFVEXTPROC glGetColorTableParameterfvEXT = NULL;

-#endif // _WIN32

-

-int CheckForEXTPalettedTextureSupport(void) {

-    const char search[]="GL_EXT_paletted_texture";

-    int i, pos=0;

-    int maxpos=strlen(search)-1;

-    char extensions[10000];

-    strcpy(extensions,(const char *)glGetString(GL_EXTENSIONS));

-    int len=strlen(extensions);

-    for (i=0; i<len; i++) {

-        if ((i==0) || ((i>1) && extensions[i-1]==' ')) {

-            pos=0;

-            while(extensions[i]!=' ') {

-                if (extensions[i]==search[pos]) pos++;

-                if ((pos>maxpos) && extensions[i+1]==' ') {

-		  //printf(search);

-		  //printf(" supported.\n");

-                    return 1;

-                }

-                i++;

-            }

-        }

-    }

-    //printf(search);

-    //printf(" not supported.\n");

-    return 0;

-}

-

-int GL_EXT_paletted_texture_Init(void) {

-    if (!CheckForEXTPalettedTextureSupport()) return 0;

-

-#ifdef _WIN32

-    glColorTableEXT = (PFNGLCOLORTABLEEXTPROC) wglGetProcAddress("glColorTableEXT");

-        if (glColorTableEXT==NULL) {fprintf(stderr,"glColorTableEXT not found.\n"); return 0;}

-    glColorSubTableEXT = (PFNGLCOLORSUBTABLEEXTPROC) wglGetProcAddress("glColorSubTableEXT");

-        if (glColorSubTableEXT==NULL) {fprintf(stderr,"glColorSubTableEXT not found.\n"); return 0;}

-    glGetColorTableEXT = (PFNGLGETCOLORTABLEEXTPROC) wglGetProcAddress("glGetColorTableEXT");

-        if (glGetColorTableEXT==NULL) {fprintf(stderr,"glGetColorTableEXT not found.\n"); return 0;}

-    glGetColorTableParameterivEXT = (PFNGLGETCOLORTABLEPARAMETERIVEXTPROC) wglGetProcAddress("glGetColorTableParameterivEXT");

-        if (glGetColorTableParameterivEXT==NULL) {fprintf(stderr,"glGetColorTableParameterivEXT not found.\n"); return 0;}

-    glGetColorTableParameterfvEXT = (PFNGLGETCOLORTABLEPARAMETERFVEXTPROC) wglGetProcAddress("glGetColorTableParameterfvEXT");

-        if (glGetColorTableParameterfvEXT==NULL) {fprintf(stderr,"glGetColorTableParameterfvEXT not found.\n"); return 0;}

-#endif // _WIN32

-	return 1;

-}

-

-#endif // EXT_PALETTED_TEXTURE_INITIALIZE

-

-#ifdef __cplusplus

-}

-#endif

-

-#endif // not __EXT_PALETTED_TEXTURE_H_

diff --git a/sys/glsink/Makefile.am b/sys/glsink/Makefile.am
deleted file mode 100644
index 8c7838c8..00000000
--- a/sys/glsink/Makefile.am
+++ /dev/null
@@ -1,10 +0,0 @@
-plugindir = $(libdir)/gstreamer-@GST_MAJORMINOR@
-
-plugin_LTLIBRARIES = libgstglsink.la
-
-libgstglsink_la_SOURCES = gstglsink.c gstglxwindow.c gstgl_rgbimage.c gstgl_nvimage.c
-libgstglsink_la_CFLAGS = $(GST_CFLAGS)
-libgstglsink_la_LIBADD = $(X_LIBS) $(XVIDEO_LIBS) -lGL -lGLU -lglut
-libgstglsink_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
-
-noinst_HEADERS = gstglsink.h
diff --git a/sys/glsink/NV_register_combiners.h b/sys/glsink/NV_register_combiners.h
deleted file mode 100644
index f4a752ab..00000000
--- a/sys/glsink/NV_register_combiners.h
+++ /dev/null
@@ -1,218 +0,0 @@
-/*************************************************************

- *                                                           *

- * file  : NV_register_combiners.h                           *

- * author: Jens Schneider                                    *

- * date  : 12.Mar.2001-04.Jul.2001                           *

- * e-mail: jens@glHint.de                                    *

- *                                                           *

- * version 2.0ß                                              *

- *                                                           *

- *************************************************************/

-

-#ifndef __NV_register_combiners_H_

-#define __NV_register_combiners_H_

-

-/*

- *  GLOBAL SWITCHES - enable/disable advanced features of this header

- *

- */

-#define NV_REGISTER_COMBINERS_INITIALIZE 1 // enable generic init-routines

-#ifndef _WIN32

-#define GL_GLEXT_PROTOTYPES 1

-#endif

-

-#ifdef __cplusplus

-extern "C" {

-#endif

-

-#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)

-#define WIN32_LEAN_AND_MEAN 1

-#include <windows.h>

-#endif

-

-#ifndef APIENTRY

-#define APIENTRY

-#endif

-

-

-// Header file version number, required by OpenGL ABI for Linux

-#define GL_GLEXT_VERSION 7

-

-

-/* 

- * NEW TOKENS TO OPENGL 1.2.1 

- *

- */

-#ifndef GL_NV_register_combiners

-#define GL_REGISTER_COMBINERS_NV          0x8522

-#define GL_COMBINER0_NV                   0x8550

-#define GL_COMBINER1_NV                   0x8551

-#define GL_COMBINER2_NV                   0x8552

-#define GL_COMBINER3_NV                   0x8553

-#define GL_COMBINER4_NV                   0x8554

-#define GL_COMBINER5_NV                   0x8555

-#define GL_COMBINER6_NV                   0x8556

-#define GL_COMBINER7_NV                   0x8557

-#define GL_VARIABLE_A_NV                  0x8523

-#define GL_VARIABLE_B_NV                  0x8524

-#define GL_VARIABLE_C_NV                  0x8525

-#define GL_VARIABLE_D_NV                  0x8526

-#define GL_VARIABLE_E_NV                  0x8527

-#define GL_VARIABLE_F_NV                  0x8528

-#define GL_VARIABLE_G_NV                  0x8529

-#define GL_CONSTANT_COLOR0_NV             0x852A 

-#define GL_CONSTANT_COLOR1_NV             0x852B 

-#define GL_PRIMARY_COLOR_NV               0x852C 

-#define GL_SECONDARY_COLOR_NV             0x852D 

-#define GL_SPARE0_NV                      0x852E 

-#define GL_SPARE1_NV                      0x852F 

-#define GL_UNSIGNED_IDENTITY_NV           0x8536 

-#define GL_UNSIGNED_INVERT_NV             0x8537 

-#define GL_EXPAND_NORMAL_NV               0x8538 

-#define GL_EXPAND_NEGATE_NV               0x8539 

-#define GL_HALF_BIAS_NORMAL_NV            0x853A 

-#define GL_HALF_BIAS_NEGATE_NV            0x853B 

-#define GL_SIGNED_IDENTITY_NV             0x853C

-#define GL_SIGNED_NEGATE_NV               0x853D

-#define GL_E_TIMES_F_NV                   0x8531 

-#define GL_SPARE0_PLUS_SECONDARY_COLOR_NV 0x8532

-#define GL_SCALE_BY_TWO_NV                0x853E 

-#define GL_SCALE_BY_FOUR_NV               0x853F 

-#define GL_SCALE_BY_ONE_HALF_NV           0x8540

-#define GL_BIAS_BY_NEGATIVE_ONE_HALF_NV   0x8541

-#define GL_DISCARD_NV                     0x8530

-#define GL_COMBINER_INPUT_NV              0x8542 

-#define GL_COMBINER_MAPPING_NV            0x8543 

-#define GL_COMBINER_COMPONENT_USAGE_NV    0x8544

-#define GL_COMBINER_AB_DOT_PRODUCT_NV     0x8545 

-#define GL_COMBINER_CD_DOT_PRODUCT_NV     0x8546 

-#define GL_COMBINER_MUX_SUM_NV            0x8547 

-#define GL_COMBINER_SCALE_NV              0x8548 

-#define GL_COMBINER_BIAS_NV               0x8549 

-#define GL_COMBINER_AB_OUTPUT_NV          0x854A 

-#define GL_COMBINER_CD_OUTPUT_NV          0x854B 

-#define GL_COMBINER_SUM_OUTPUT_NV         0x854C

-#define GL_NUM_GENERAL_COMBINERS_NV       0x854E 

-#define GL_COLOR_SUM_CLAMP_NV             0x854F

-#define GL_MAX_GENERAL_COMBINERS_NV       0x854D

-#define GL_NV_register_combiners 1

-#endif

-

-#ifndef _WIN32

-#ifdef GL_GLEXT_PROTOTYPES

-extern void APIENTRY glCombinerParameterfvNV(GLenum, const GLfloat *);

-extern void APIENTRY glCombinerParameterivNV(GLenum, const GLint *); 

-extern void APIENTRY glCombinerParameterfNV (GLenum, GLfloat); 

-extern void APIENTRY glCombinerParameteriNV (GLenum, GLint); 

-extern void APIENTRY glCombinerInputNV      (GLenum, GLenum, GLenum, GLenum, GLenum, GLenum); 

-extern void APIENTRY glCombinerOutputNV     (GLenum, GLenum, GLenum, GLenum, GLenum, GLenum, GLenum, GLboolean, GLboolean, GLboolean); 

-extern void APIENTRY glFinalCombinerInputNV (GLenum, GLenum, GLenum, GLenum); 

-extern void APIENTRY glGetCombinerInputParameterfvNV (GLenum, GLenum, GLenum, GLenum, GLfloat *); 

-extern void APIENTRY glGetCombinerInputParameterivNV (GLenum, GLenum, GLenum, GLenum, GLint *); 

-extern void APIENTRY glGetCombinerOutputParameterfvNV(GLenum, GLenum, GLenum, GLfloat *); 

-extern void APIENTRY glGetCombinerOutputParameterivNV(GLenum, GLenum, GLenum, GLint *);

-extern void APIENTRY glGetFinalCombinerInputParameterfvNV(GLenum, GLenum, GLfloat *); 

-extern void APIENTRY glGetFinalCombinerInputParameterivNV(GLenum, GLenum, GLint *);

-#endif // GL_GLEXT_PROTOTYPES 

-#else // _WIN32

-typedef void (APIENTRY * PFNGLCOMBINERPARAMETERFVNVPROC) (GLenum pname, const GLfloat *params);

-typedef void (APIENTRY * PFNGLCOMBINERPARAMETERIVNVPROC) (GLenum pname, const GLint *params); 

-typedef void (APIENTRY * PFNGLCOMBINERPARAMETERFNVPROC)  (GLenum pname, GLfloat param); 

-typedef void (APIENTRY * PFNGLCOMBINERPARAMETERINVPROC)  (GLenum pname, GLint param); 

-typedef void (APIENTRY * PFNGLCOMBINERINPUTNVPROC)       (GLenum stage, GLenum portion, GLenum variable, GLenum input, GLenum mapping, GLenum componentUsage); 

-typedef void (APIENTRY * PFNGLCOMBINEROUTPUTNVPROC)      (GLenum stage, GLenum portion, GLenum abOutput, GLenum cdOutput, GLenum sumOutput, GLenum scale, GLenum bias, GLboolean abDotProduct, GLboolean cdDotProduct, GLboolean muxSum); 

-typedef void (APIENTRY * PFNGLFINALCOMBINERINPUTNVPROC)  (GLenum variable, GLenum input, GLenum mapping, GLenum componentUsage); 

-typedef void (APIENTRY * PFNGLGETCOMBINERINPUTPARAMETERFVNVPROC) (GLenum stage, GLenum portion, GLenum variable, GLenum pname, GLfloat *params); 

-typedef void (APIENTRY * PFNGLGETCOMBINERINPUTPARAMETERIVNVPROC) (GLenum stage, GLenum portion, GLenum variable, GLenum pname, GLint *params); 

-typedef void (APIENTRY * PFNGLGETCOMBINEROUTPUTPARAMETERFVNVPROC)(GLenum stage, GLenum portion, GLenum pname, GLfloat *params); 

-typedef void (APIENTRY * PFNGLGETCOMBINEROUTPUTPARAMETERIVNVPROC)(GLenum stage, GLenum portion, GLenum pname, GLint *params);

-typedef void (APIENTRY * PFNGLGETFINALCOMBINERINPUTPARAMETERFVNVPROC)(GLenum variable, GLenum pname, GLfloat *params); 

-typedef void (APIENTRY * PFNGLGETFINALCOMBINERINPUTPARAMETERIVNVPROC)(GLenum variable, GLenum pname, GLint *params);

-#endif // not _WIN32

-

-#ifdef NV_REGISTER_COMBINERS_INITIALIZE

-#include<string.h> // string manipulation for runtime-check

-

-#ifdef _WIN32

-PFNGLCOMBINERPARAMETERFVNVPROC              glCombinerParameterfvNV              = NULL;

-PFNGLCOMBINERPARAMETERIVNVPROC              glCombinerParameterivNV              = NULL;

-PFNGLCOMBINERPARAMETERFNVPROC               glCombinerParameterfNV               = NULL;

-PFNGLCOMBINERPARAMETERINVPROC               glCombinerParameteriNV               = NULL;

-PFNGLCOMBINERINPUTNVPROC                    glCombinerInputNV                    = NULL;

-PFNGLCOMBINEROUTPUTNVPROC                   glCombinerOutputNV                   = NULL;

-PFNGLFINALCOMBINERINPUTNVPROC               glFinalCombinerInputNV               = NULL;

-PFNGLGETCOMBINERINPUTPARAMETERFVNVPROC      glGetCombinerInputParameterfvNV      = NULL;

-PFNGLGETCOMBINERINPUTPARAMETERIVNVPROC      glGetCombinerInputParameterivNV      = NULL;

-PFNGLGETCOMBINEROUTPUTPARAMETERFVNVPROC     glGetCombinerOutputParameterfvNV     = NULL;

-PFNGLGETCOMBINEROUTPUTPARAMETERIVNVPROC     glGetCombinerOutputParameterivNV     = NULL;

-PFNGLGETFINALCOMBINERINPUTPARAMETERFVNVPROC glGetFinalCombinerInputParameterfvNV = NULL;

-PFNGLGETFINALCOMBINERINPUTPARAMETERIVNVPROC glGetFinalCombinerInputParameterivNV = NULL;

-#endif // _WIN32

-

-int CheckForNVRegisterCombinersSupport(void) {

-    const char search[]="GL_NV_register_combiners";

-    int i, pos=0;

-    int maxpos=strlen(search)-1;

-    char extensions[10000];

-    strcpy(extensions,(const char *)glGetString(GL_EXTENSIONS));

-    int len=strlen(extensions);

-    for (i=0; i<len; i++) {

-        if ((i==0) || ((i>1) && extensions[i-1]==' ')) {

-             pos=0;

-             while(extensions[i]!=' ') {

-                if (extensions[i]==search[pos]) pos++;

-                if ((pos>maxpos) && extensions[i+1]==' ') {

-		  //printf(search);

-		  //  printf(" supported.\n");

-                     return 1;

-                }

-                i++;

-            }

-        }

-    }

-    //printf(search);

-    //printf(" not supported.\n");

-    return 0;

-}

-

-int GL_NV_register_combiners_Init(void) {

-    if (!CheckForNVRegisterCombinersSupport()) return 0;

-

-#ifdef _WIN32

-    glCombinerParameterfvNV=(PFNGLCOMBINERPARAMETERFVNVPROC) wglGetProcAddress("glCombinerParameterfvNV");

-        if (glCombinerParameterfvNV==NULL) {fprintf(stderr,"glCombinerParameterfvNV not found.\n"); return 0;}

-    glCombinerParameterivNV=(PFNGLCOMBINERPARAMETERIVNVPROC) wglGetProcAddress("glCombinerParameterivNV");

-        if (glCombinerParameterivNV==NULL) {fprintf(stderr,"glCombinerParameterivNV not found.\n"); return 0;}

-    glCombinerParameterfNV=(PFNGLCOMBINERPARAMETERFNVPROC) wglGetProcAddress("glCombinerParameterfNV");

-        if (glCombinerParameterfvNV==NULL) {fprintf(stderr,"glCombinerParameterfNV not found.\n"); return 0;}

-    glCombinerParameteriNV=(PFNGLCOMBINERPARAMETERINVPROC) wglGetProcAddress("glCombinerParameteriNV");

-        if (glCombinerParameterivNV==NULL) {fprintf(stderr,"glCombinerParameteriNV not found.\n"); return 0;}

-    glCombinerInputNV=(PFNGLCOMBINERINPUTNVPROC) wglGetProcAddress("glCombinerInputNV");

-        if (glCombinerInputNV==NULL) {fprintf(stderr,"glCombinerInputNV not found.\n"); return 0;}

-    glCombinerOutputNV=(PFNGLCOMBINEROUTPUTNVPROC) wglGetProcAddress("glCombinerOutputNV");

-        if (glCombinerOutputNV==NULL) {fprintf(stderr,"glCombinerOutputNV not found.\n"); return 0;}

-    glFinalCombinerInputNV=(PFNGLFINALCOMBINERINPUTNVPROC) wglGetProcAddress("glFinalCombinerInputNV");

-        if (glFinalCombinerInputNV==NULL) {fprintf(stderr,"glFinalCombinerInputNV not found.\n"); return 0;}

-    glGetCombinerInputParameterfvNV=(PFNGLGETCOMBINERINPUTPARAMETERFVNVPROC) wglGetProcAddress("glGetCombinerInputParameterfvNV");

-        if (glGetCombinerInputParameterfvNV==NULL) {fprintf(stderr,"glGetCombinerInputParameterfvNV not found.\n"); return 0;}

-    glGetCombinerInputParameterivNV=(PFNGLGETCOMBINERINPUTPARAMETERIVNVPROC) wglGetProcAddress("glGetCombinerInputParameterivNV");

-        if (glGetCombinerInputParameterivNV==NULL) {fprintf(stderr,"glGetCombinerInputParameterivNV not found.\n"); return 0;}

-    glGetCombinerOutputParameterfvNV=(PFNGLGETCOMBINEROUTPUTPARAMETERFVNVPROC) wglGetProcAddress("glGetCombinerOutputParameterfvNV");

-        if (glGetCombinerOutputParameterfvNV==NULL) {fprintf(stderr,"glGetCombinerOutputParameterfvNV not found.\n"); return 0;}

-    glGetCombinerOutputParameterivNV=(PFNGLGETCOMBINEROUTPUTPARAMETERIVNVPROC) wglGetProcAddress("glGetCombinerOutputParameterivNV");

-        if (glGetCombinerOutputParameterivNV==NULL) {fprintf(stderr,"glGetCombinerOutputParameterivNV not found.\n"); return 0;}

-    glGetFinalCombinerInputParameterfvNV=(PFNGLGETFINALCOMBINERINPUTPARAMETERFVNVPROC) wglGetProcAddress("glGetFinalCombinerInputParameterfvNV");

-        if (glGetFinalCombinerInputParameterfvNV==NULL) {fprintf(stderr,"glGetFinalCombinerInputParameterfvNV not found.\n"); return 0;}

-    glGetFinalCombinerInputParameterivNV=(PFNGLGETFINALCOMBINERINPUTPARAMETERIVNVPROC) wglGetProcAddress("glGetFinalCombinerInputParameterivNV");

-        if (glGetFinalCombinerInputParameterivNV==NULL) {fprintf(stderr,"glGetFinalCombinerInputParameterivNV not found.\n"); return 0;}

-#endif // _WIN32

-    return 1;

-}

-

-#endif // NV_REGISTER_COMBINERS_INITIALIZE

-

-#ifdef __cplusplus

-}

-#endif

-

-#endif // not __NV_REGISTER_COMBINERS_H_

diff --git a/sys/glsink/gstgl_nvimage.c b/sys/glsink/gstgl_nvimage.c
deleted file mode 100644
index 8b5a567a..00000000
--- a/sys/glsink/gstgl_nvimage.c
+++ /dev/null
@@ -1,402 +0,0 @@
-#include "config.h"
-
-#include <gst/gst.h>
-/* gcc -ansi -pedantic on GNU/Linux causes warnings and errors
- * unless this is defined:
- * warning: #warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE"
- */
-#ifndef _XOPEN_SOURCE
-#  define _XOPEN_SOURCE 1
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/types.h>
-
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <GL/glx.h>
-#include <GL/gl.h>
-//#include <GL/glext.h>
-#include <GL/glu.h>
-#include <string.h>
-#include <math.h> 
-
-// too lazy to write an API for this ;) 
-#include "regcomb_yuvrgb.c"
-
-#include "gstglsink.h"
-
-typedef struct _GstGLImageConnection GstGLImageConnection;
-struct _GstGLImageConnection {
-  GstImageConnection conn;
-  Display *dpy;
-  gint w, h;
-  gint bpp;
-  
-  int ytex_id;
-  int uvtex_id;
-  int septex_id; 
-  unsigned char *m_memory;
-  int m_bufslots[4];
-};
-
-#define TEX_XSIZE 1024
-#define TEX_YSIZE 1024
-#define YUVTEX_SIZE ((TEX_XSIZE * TEX_YSIZE) * 3 /2)
-
-#define AGP_BUFSLOTS 4
-
-typedef struct _GstNvImage GstNvImage;
-struct _GstNvImage
-{
-  GstImageData data;
-  int slot; // < AGP_BUFSLOTS: allocated from AGP mem, otherwise from CPU mem
-  GstGLImageConnection *conn;
-};
-
-static GstGLImageInfo *		gst_gl_nvimage_info			(GstImageInfo *info);
-static GstGLImageConnection *	gst_gl_nvimage_connection 		(GstImageConnection *conn);
-static gboolean 		gst_gl_nvimage_check_xvideo	();
-
-static GstCaps * 		gst_gl_nvimage_get_caps		(GstImageInfo *info); 
-static GstImageConnection *	gst_gl_nvimage_set_caps		(GstImageInfo *info, GstCaps *caps);
-static GstImageData *		gst_gl_nvimage_get_image		(GstImageInfo *info, GstImageConnection *conn);
-static void 			gst_gl_nvimage_put_image		(GstImageInfo *info, GstImageData *image);
-static void 			gst_gl_nvimage_free_image		(GstImageData *image);
-static void 			gst_gl_nvimage_open_conn		(GstImageConnection *conn, GstImageInfo *info);
-static void 			gst_gl_nvimage_close_conn		(GstImageConnection *conn, GstImageInfo *info);
-static void 			gst_gl_nvimage_free_conn		(GstImageConnection *conn);
-
-GstImagePlugin* get_gl_nvimage_plugin(void)
-{
-  static GstImagePlugin plugin = { gst_gl_nvimage_get_caps,
-				   gst_gl_nvimage_set_caps,
-				   gst_gl_nvimage_get_image,
-				   gst_gl_nvimage_put_image,
-    				   gst_gl_nvimage_free_image};
-
-  return &plugin;
-}
-
-
-static GstGLImageInfo *
-gst_gl_nvimage_info (GstImageInfo *info)
-{
-  if (info == NULL || info->id != GST_MAKE_FOURCC ('X', 'l', 'i', 'b'))
-  {
-    return NULL;
-  }
-  return (GstGLImageInfo *) info;
-}
-
-static GstGLImageConnection *
-gst_gl_nvimage_connection (GstImageConnection *conn)
-{
-  if (conn == NULL || conn->free_conn != gst_gl_nvimage_free_conn)
-    return NULL; 
-  return (GstGLImageConnection *) conn;
-}
-
-gboolean
-gst_gl_nvimage_check_xvideo ()
-{
-  //int ver, rel, req, ev, err;
-  
-  if (!GL_ARB_multitexture_Init()) return FALSE;
-  if (!GL_EXT_paletted_texture_Init()) return FALSE;
-  if (!GL_NV_register_combiners_Init()) return FALSE;
-
-#if 0 
-  if (display == NULL)
-    return FALSE;
-  if (Success == XvQueryExtension (display,&ver,&rel,&req,&ev,&err))
-    return TRUE;
-#endif
-
-  return TRUE;
-}
-
-static GstCaps * 	
-gst_gl_nvimage_get_caps (GstImageInfo *info)
-{
-  //gint i;
-  //int adaptors;
-  //int formats;
-  GstCaps *caps = NULL;
-  GstGLImageInfo *xinfo = gst_gl_nvimage_info (info);
-  
-  /* we don't handle these image information */
-  if (xinfo == NULL) return NULL;
-
-  if (gst_gl_nvimage_check_xvideo () == FALSE)
-  {
-    g_warning("GL_NVImage: Server has no NVidia extension support\n"); 
-    return NULL;
-  }
-
-  caps = gst_caps_append (caps, GST_CAPS_NEW (
-					      "xvimage_caps",
-					      "video/raw",
-					      "format",  GST_PROPS_FOURCC (GST_MAKE_FOURCC ('Y', 'V', '1', '2')),
-					      "width",   GST_PROPS_INT_RANGE (0, 1024),
-					      "height",  GST_PROPS_INT_RANGE (0, 1024))
-			  );
-  return caps;
-}
-
-static GstImageConnection *
-gst_gl_nvimage_set_caps (GstImageInfo *info, GstCaps *caps)
-{
-  //gint i, j = 0;
-  //int adaptors;
-  //int formats;
-  GstGLImageConnection *conn;
-  GstGLImageInfo *xinfo = gst_gl_nvimage_info (info);
-  guint32 format;
-  
-  /* we don't handle these image information */
-  if (xinfo == NULL) return NULL;
-  
-  conn = g_new0 (GstGLImageConnection, 1);
-  conn->conn.open_conn = gst_gl_nvimage_open_conn;
-  conn->conn.close_conn = gst_gl_nvimage_close_conn;
-  conn->conn.free_conn = gst_gl_nvimage_free_conn;
-
-  gst_caps_get (caps, 
-		  "width",  &conn->w,
-		  "height", &conn->h,
-		  "format", &format,
-                  NULL);
-
-  // maybe I should a bit more checking here, e.g. maximum size smaller than maximum texture extents
-  if (format != GST_MAKE_FOURCC ('Y', 'V', '1', '2')) 
-    { 
-      GST_DEBUG (GST_CAT_PLUGIN_INFO, "GL_NVImage: Format is invalid !\n");
-      return NULL;
-    }
-  if (0) //conn->port == (XvPortID) -1)
-  {
-    /* this happens if the plugin can't handle the caps, so no warning */
-    g_free (conn);
-    return NULL;
-  }
-  
-  GST_DEBUG (GST_CAT_PLUGIN_INFO, "GL_NVImage: caps %p are ok, creating image", caps);
-  return (GstImageConnection *) conn;
-}
-
-static GstImageData *
-gst_gl_nvimage_get_image (GstImageInfo *info, GstImageConnection *conn)
-{
-  GstNvImage *image;
-  GstGLImageInfo *xinfo = gst_gl_nvimage_info (info);  
-  GstGLImageConnection *nvconn = gst_gl_nvimage_connection (conn);  
-  
-  /* checks */
-  if (xinfo == NULL) return NULL;
-  if (nvconn == NULL) return NULL;
-
-  // I should also check the current GLX context ! 
-  // Ah, Don't have to, I am guarantueed to always be in the same thread
-
-  image = g_new0(GstNvImage, 1);
-
-  image->data.size = nvconn->w * nvconn->h * 3/2;
-
-  //g_warning("Allocating %d bytes from main memory !", image->data.size);
-  image->data.data = g_malloc(image->data.size);
-  //image->slot = AGP_BUFSLOTS; // no AGP slot
-
-  image->conn = nvconn;
-
-  if (image->data.data == NULL)
-  {
-    g_warning ("GL_NvImage: data allocation failed!");
-    g_free (image);
-    return NULL;
-  }
-
-  return (GstImageData *) image;
-}
-
-static void 		
-gst_gl_nvimage_put_image (GstImageInfo *info, GstImageData *image)
-{
-  GstNvImage *im = (GstNvImage *) image;
-  GstGLImageInfo *xinfo = gst_gl_nvimage_info (info);  
-  
-  int img_width = im->conn->w; 
-  int img_height = im->conn->h; 
-  int uv_width = img_width >> 1;
-  int uv_height = img_height >> 1;
-  
-  unsigned char *buf_y = im->data.data;
-  unsigned char *buf_v = (buf_y + img_width * img_height);
-  unsigned char *buf_u = buf_v + ((img_width/2) * (img_height/2));      
-
-  /* checks omitted for speed (and lazyness), do we need them? */
-  g_assert (xinfo != NULL);
-  
-  // both upload the video, and redraw the screen
-  glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
-
-  glMatrixMode(GL_MODELVIEW);
-  glLoadIdentity();
-  glTranslatef(0.0, 0.0, -25.0);
-  glEnable(GL_TEXTURE_2D);
-
-  if (xinfo->info.demo)
-    {
-
-      glRotatef(180.0*sin(xinfo->rotX),1,0,0);
-      glRotatef(180.0*cos(xinfo->rotY),0,1,0);
-
-      xinfo->rotX += 0.01;
-      xinfo->rotY -= 0.015;
-      float zoom = xinfo->zoom;
-      glScalef(zoom,zoom,zoom); 
-      //glScalef(0.1,0.1,0.1); 
-
-      if (xinfo->zoom > 1.0)
-	xinfo->zoomdir = -0.01;
-
-      if (xinfo->zoom < 0.5)
-	xinfo->zoomdir = 0.01;
-
-      xinfo->zoom += xinfo->zoomdir;
-    }  
-
-  //Draws the surface rectangle
-
-  if (Ywidth != im->conn->w || Yheight != im->conn->h)
-  {
-    Ywidth = im->conn->w; Yheight = im->conn->h;  UVwidth = im->conn->w/2; UVheight = im->conn->h/2;
-    Initialize_Backend(Ywidth,Yheight,UVwidth,UVheight,GL_LINEAR);
-  }
-
-  LoadYUVPlanes(Yhandle,Uhandle,Vhandle,img_width,img_height,uv_width,uv_height,buf_y,buf_u,buf_v);
-  float xmax = (float)(im->conn->w-1)/tex_xsize;
-  float ymax = (float)(im->conn->h-1)/tex_ysize;
-
-  /* Upload the texture here */
-  //g_warning("PUTTING IMAGE %f %f %d %d\n", xmax, ymax, tex_xsize, tex_ysize);
-
-  //glColor4f(1,1,1,1); // do NOT set a color here ! Done by Initialize_Backend, or actually SetConst !
-  glBegin(GL_QUADS);
-
-  float aspect = img_width/(float)img_height;
-  float hor = 4 * aspect;
-
-  glNormal3f(0, -1, 0);
-  glMultiTexCoord2fARB(GL_TEXTURE0_ARB,0,0); 
-  glMultiTexCoord2fARB(GL_TEXTURE1_ARB,0,0); 
-  glMultiTexCoord2fARB(GL_TEXTURE2_ARB,0,0); 
-  glVertex3f(-hor,4,0);
-
-  glMultiTexCoord2fARB(GL_TEXTURE0_ARB,0,ymax); 
-  glMultiTexCoord2fARB(GL_TEXTURE1_ARB,0,ymax); 
-  glMultiTexCoord2fARB(GL_TEXTURE2_ARB,0,ymax); 
-  glVertex3f(-hor,-4,0);
-
-  glMultiTexCoord2fARB(GL_TEXTURE0_ARB,xmax,ymax); 
-  glMultiTexCoord2fARB(GL_TEXTURE1_ARB,xmax,ymax); 
-  glMultiTexCoord2fARB(GL_TEXTURE2_ARB,xmax,ymax); 
-  glVertex3f(hor,-4,0);
-
-  glMultiTexCoord2fARB(GL_TEXTURE0_ARB,xmax,0); 
-  glMultiTexCoord2fARB(GL_TEXTURE1_ARB,xmax,0); 
-  glMultiTexCoord2fARB(GL_TEXTURE2_ARB,xmax,0); 
-  glVertex3f(hor,4,0);
-
-  glEnd();
-
-  if (xinfo->info.dumpvideo)
-    {
-      static int framenr = 0; 
-      char capfilename[255];
-      static guint8 *cap_image_data = NULL, *cap_image_data2 = NULL;
-      int i;
-      
-      // hmmmm, is this reentrant ?!
-      if (cap_image_data == NULL)
-	cap_image_data = (guint8 *)malloc(img_width * img_height * 3);
-
-      if (cap_image_data2 == NULL)
-	cap_image_data2 = (guint8 *)malloc(img_width * img_height * 3);
-      
-      printf("Recording frame #%d\n", framenr);
-      glReadPixels(0,0,img_width,img_height,GL_RGB,GL_UNSIGNED_BYTE,cap_image_data);
-      // invert the pixels
-      for (i = 0; i < img_height; i++)
-	memcpy(cap_image_data2 + i * img_width * 3, cap_image_data + (img_height-1-i) * img_width * 3, img_width*3);
-      
-      sprintf(capfilename, "cap%04d.ppm", framenr);
-      FILE *outfile = fopen(capfilename, "wb");
-      if (outfile != NULL)
-	{
-	  fprintf(outfile, "P6\n"); 
-	  fprintf(outfile,"# created by raw_zb\n"); 
-	  fprintf(outfile,"%d %d\n",img_width,img_height); 
-	  fprintf(outfile,"255\n"); 
-	  fwrite(cap_image_data2, sizeof(char), img_width*img_height*3, outfile);
-	  fclose(outfile);
-	}
-      framenr++;
-    }
-
-
-  glXSwapBuffers(xinfo->dpy, xinfo->win);
-}
-
-static void 		
-gst_gl_nvimage_free_image (GstImageData *image)
-{
-  GstNvImage *im = (GstNvImage *) image;
-  g_return_if_fail (im != NULL);
-  GstGLImageConnection *nvconn = im->conn;  
-
-  if (im->slot < AGP_BUFSLOTS)
-    {
-      nvconn->m_bufslots[im->slot] = 0;      
-    } 
-  else
-    g_free(im->data.data);
-
-  g_free (im);
-}
-
-static void
-gst_gl_nvimage_open_conn (GstImageConnection *conn, GstImageInfo *info)
-{
-  GstGLImageInfo *xinfo = gst_gl_nvimage_info (info);  
-  GstGLImageConnection *xconn = gst_gl_nvimage_connection (conn);
-
-  g_print("Opening NVidia connection; OpenGL on Nvidia, using register combiners.\n");
-  {
-    Ywidth = TEX_XSIZE; Yheight = TEX_YSIZE;  UVwidth = TEX_XSIZE/2; UVheight = TEX_YSIZE/2;
-    Initialize_Backend(Ywidth,Yheight,UVwidth,UVheight,GL_LINEAR);
-  }
-}
-
-static void
-gst_gl_nvimage_close_conn (GstImageConnection *conn, GstImageInfo *info)
-{
-  GstGLImageConnection *xconn = gst_gl_nvimage_connection (conn);
-  //GstGLImageInfo *xinfo = gst_gl_nvimage_info (info);  
-
-  // anything needed in here ? Oh, maybe drawing de-init, or something
-  glDeleteTextures(1, &xconn->ytex_id);
-  glDeleteTextures(1, &xconn->uvtex_id);
-  glDeleteTextures(1, &xconn->septex_id);
-}
-
-static void 			
-gst_gl_nvimage_free_conn (GstImageConnection *conn)
-{
-  GstGLImageConnection *nvconn = gst_gl_nvimage_connection (conn);  
-
-  g_free (nvconn);
-}
-
diff --git a/sys/glsink/gstgl_rgbimage.c b/sys/glsink/gstgl_rgbimage.c
deleted file mode 100644
index 7f57c8bc..00000000
--- a/sys/glsink/gstgl_rgbimage.c
+++ /dev/null
@@ -1,385 +0,0 @@
-#include <gst/gst.h>
-
-/* gcc -ansi -pedantic on GNU/Linux causes warnings and errors
- * unless this is defined:
- * warning: #warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE"
- */
-#ifndef _XOPEN_SOURCE
-#  define _XOPEN_SOURCE 1
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/types.h>
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <GL/glx.h>
-#include <GL/gl.h>
-#include <GL/glu.h>
-#include <math.h> 
-
-#include "gstglsink.h"
-
-typedef struct _GstGLImageConnection GstGLImageConnection;
-
-// this contains everything to draw an image, including all necessary graphics card data. 
-struct _GstGLImageConnection {
-  GstImageConnection conn;
-  Display *dpy; // the Xlib drawing context
-  GLXContext ctx; // The GLX drawing context
-  gint w, h;
-  gint bpp;
-  
-  int rgbatex_id;
-  unsigned char *m_memory;
-};
-
-#define TEX_XSIZE 1024
-#define TEX_YSIZE 1024
-
-
-typedef struct _GstGLImage GstGLImage;
-struct _GstGLImage
-{
-  GstImageData data;
-  GstGLImageConnection *conn;
-};
-
-static GstGLImageInfo *		gst_gl_rgbimage_info		(GstImageInfo *info);
-static GstGLImageConnection *	gst_gl_rgbimage_connection 	(GstImageConnection *conn);
-
-static GstCaps * 		gst_gl_rgbimage_get_caps	(GstImageInfo *info); 
-static GstImageConnection *	gst_gl_rgbimage_set_caps	(GstImageInfo *info, GstCaps *caps);
-static GstImageData *		gst_gl_rgbimage_get_image	(GstImageInfo *info, GstImageConnection *conn);
-static void 			gst_gl_rgbimage_put_image	(GstImageInfo *info, GstImageData *image);
-static void 			gst_gl_rgbimage_free_image	(GstImageData *image);
-static void 			gst_gl_rgbimage_open_conn	(GstImageConnection *conn, GstImageInfo *info);
-static void 			gst_gl_rgbimage_close_conn	(GstImageConnection *conn, GstImageInfo *info);
-static void 			gst_gl_rgbimage_free_conn	(GstImageConnection *conn);
-
-GstImagePlugin* get_gl_rgbimage_plugin(void)
-{
-  static GstImagePlugin plugin = { gst_gl_rgbimage_get_caps,
-				   gst_gl_rgbimage_set_caps,
-				   gst_gl_rgbimage_get_image,
-				   gst_gl_rgbimage_put_image,
-    				   gst_gl_rgbimage_free_image};
-
-  return &plugin;
-}
-
-static GstGLImageInfo *
-gst_gl_rgbimage_info (GstImageInfo *info)
-{
-  if (info == NULL || info->id != GST_MAKE_FOURCC ('X', 'l', 'i', 'b'))
-  {
-    return NULL;
-  }
-  return (GstGLImageInfo *) info;
-}
-
-static GstGLImageConnection *
-gst_gl_rgbimage_connection (GstImageConnection *conn)
-{
-  if (conn == NULL || conn->free_conn != gst_gl_rgbimage_free_conn)
-    return NULL; 
-  return (GstGLImageConnection *) conn;
-}
-
-GstCaps *
-gst_gl_rgbimage_get_caps (GstImageInfo *info)
-{
-  GstCaps *caps = NULL;
-  Visual *visual;
-  int xpad;
-  XWindowAttributes attrib;
-  XImage *ximage;
-  GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info);
-  
-  /* we don't handle this image information */
-  if (xinfo == NULL) return NULL;
-
-  XGetWindowAttributes(xinfo->dpy, xinfo->win, &attrib);
-  
-  visual = attrib.visual;
-  if (attrib.depth <= 8)
-    xpad = 8;
-  else if (attrib.depth <= 16)
-    xpad = 16;
-  else
-    xpad = 32;
-  
-  // create a temporary image
-  ximage = XCreateImage (xinfo->dpy, visual, attrib.depth, ZPixmap, 0, NULL, 
-			      100, 100, xpad, (attrib.depth + 7) / 8 * 100);
-  if (ximage != NULL) {
-    caps = 
-      GST_CAPS_NEW (
-		    "forcing Video RGB",
-		    "video/raw",
-		    "format",          GST_PROPS_FOURCC (GST_STR_FOURCC ("RGB ")),
-		    "bpp",          GST_PROPS_INT(32),
-		    "depth",        GST_PROPS_INT(24),
-		    "red_mask",        GST_PROPS_INT(0xff),
-		    "green_mask",        GST_PROPS_INT(0xff00),
-		    "blue_mask",        GST_PROPS_INT(0xff0000),
-		    "endianness",  GST_PROPS_INT(G_LITTLE_ENDIAN), /*= 1234/4321 (INT) <- endianness */
-		    
-		    "width",      GST_PROPS_INT_RANGE (0, TEX_XSIZE), /* can't have videos larger than TEX_SIZE */
-		    "height",     GST_PROPS_INT_RANGE (0, TEX_YSIZE) 
-		    );
-    XDestroyImage (ximage);
-  }
-  
-  GST_DEBUG (GST_CAT_PLUGIN_INFO, "GL_RGBImage: returning caps at %p", caps);
-  return caps;
-}
-
-static GstImageConnection *	
-gst_gl_rgbimage_set_caps (GstImageInfo *info, GstCaps *caps)
-{
-  GstGLImageConnection *new = NULL;
-  Visual *visual;
-  XWindowAttributes attrib;
-  GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info);  
-  guint32 format;
-  gint depth;
-  gint endianness;
-  gint red_mask, green_mask, blue_mask;
-  gint width, height, bpp;
-
-  /* check if this is the right image info */
-  if (xinfo == NULL) return NULL;
-    
-  XGetWindowAttributes(xinfo->dpy, xinfo->win, &attrib);
-  
-  visual = attrib.visual;
-
-  gst_caps_get (caps,
-		  "format", 	&format,
-		  "depth",  	&depth,
-		  "endianness", &endianness,
-		  "red_mask", 	&red_mask,
-		  "green_mask",	&green_mask,
-		  "blue_mask",	&blue_mask,
-		  "width",	&width,
-		  "height",	&height,
-		  "bpp",	&bpp,
-		  NULL);
-  
-  /* check if the caps are ok */
-  if (format != GST_MAKE_FOURCC ('R', 'G', 'B', ' ')) return NULL;
-  /* if (gst_caps_get_int (caps, "bpp") != ???) return NULL; */
-  //if (depth != attrib.depth) return NULL;
-  //if (endianness != ((ImageByteOrder (xinfo->dpy) == LSBFirst) ? G_LITTLE_ENDIAN : G_BIG_ENDIAN)) return NULL;
-  //if (red_mask != visual->red_mask) return NULL;
-  //if (green_mask != visual->green_mask) return NULL;
-  //if (blue_mask != visual->blue_mask) return NULL;
-  GST_DEBUG (GST_CAT_PLUGIN_INFO, "GL_RGBImage: caps %p are ok, creating image", caps);
-  
-  new = g_new (GstGLImageConnection, 1);
-  new->conn.open_conn = gst_gl_rgbimage_open_conn;
-  new->conn.close_conn = gst_gl_rgbimage_close_conn;
-  new->conn.free_conn = gst_gl_rgbimage_free_conn;
-  new->dpy = xinfo->dpy;
-  new->ctx = xinfo->ctx;
-  new->w = width;
-  new->h = height;
-  new->bpp = bpp;
-  
-  return (GstImageConnection *) new;
-}
-
-static GstImageData *
-gst_gl_rgbimage_get_image (GstImageInfo *info, GstImageConnection *conn)
-{
-  GstGLImage *image;
-  XWindowAttributes attrib;
-  GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info);  
-  GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn);  
-  
-  image = g_new (GstGLImage, 1);
-
-  /* checks */
-  if (xinfo == NULL) return NULL;
-  if (xconn == NULL) return NULL;
-  if (xinfo->dpy != xconn->dpy)
-  {
-    g_warning ("XImage: wrong x display specified in 'get_image'\n");
-    return NULL;
-  }
-
-  image->conn = xconn;
-  image->data.size = xconn->w * xconn->h * 4;
-  image->data.data = g_malloc(image->data.size);
-  if (image->data.data == NULL)
-  {
-    g_warning ("GL_RGBImage: data allocation failed!");
-    g_free (image);
-    return NULL;
-  }
-
-  return (GstImageData *) image;
-}
-
-
-static void
-gst_gl_rgbimage_put_image (GstImageInfo *info, GstImageData *image)
-{
-  float xmax, ymax;
-
-  GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info);
-  GstGLImage *im = (GstGLImage *) image;
-
-  int img_width = im->conn->w; 
-  int img_height = im->conn->h; 
-
-  g_assert (xinfo != NULL);
-
-  // both upload the video, and redraw the screen
-  glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
-
-  glMatrixMode(GL_MODELVIEW);
-  glLoadIdentity();
-  glTranslatef(0.0, 0.0, -25.0);
-
-  glEnable(GL_TEXTURE_2D);
-
-  if (xinfo->info.demo)
-    {
-
-      glRotatef(180.0*sin(xinfo->rotX),1,0,0);
-      glRotatef(180.0*cos(xinfo->rotY),0,1,0);
-
-      xinfo->rotX += 0.01;
-      xinfo->rotY -= 0.015;
-      float zoom = xinfo->zoom;
-      glScalef(zoom,zoom,zoom); 
-      //glScalef(0.1,0.1,0.1); 
-
-      if (xinfo->zoom > 1.0)
-	xinfo->zoomdir = -0.01;
-
-      if (xinfo->zoom < 0.5)
-	xinfo->zoomdir = 0.01;
-
-      xinfo->zoom += xinfo->zoomdir;
-    }  
-
-  //Draws the surface rectangle
-  glBindTexture(GL_TEXTURE_2D, im->conn->rgbatex_id);
-  glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, im->conn->w, im->conn->h, GL_RGBA, 
-  		  GL_UNSIGNED_BYTE, im->data.data);  
-  xmax = (float)im->conn->w/TEX_XSIZE;
-  ymax = (float)im->conn->h/TEX_YSIZE;
-
-  float aspect = img_width/(float)img_height;
-  float hor = 4 * aspect;
-
-  glColor4f(1,1,1,1);
-  glBegin(GL_QUADS);
-
-  glNormal3f(0, -1, 0);
-  
-  glTexCoord2f(xmax, 0);
-  glVertex3f(hor,4,0);
-
-  glTexCoord2f(0, 0);
-  glVertex3f(-hor,4,0);
-
-  glTexCoord2f(0, ymax);
-  glVertex3f(-hor,-4,0);
-
-  glTexCoord2f(xmax, ymax);
-  glVertex3f(hor,-4,0);
-  glEnd();
-
-  if (xinfo->info.dumpvideo)
-    {
-      static int framenr = 0; 
-      char capfilename[255];
-      static guint8 *cap_image_data = NULL, *cap_image_data2 = NULL;
-      int i;
-      
-      // hmmmm, is this reentrant ?!
-      if (cap_image_data == NULL)
-	cap_image_data = (guint8 *)malloc(img_width * img_height * 3);
-
-      if (cap_image_data2 == NULL)
-	cap_image_data2 = (guint8 *)malloc(img_width * img_height * 3);
-      
-      printf("Recording frame #%d\n", framenr);
-      glReadPixels(0,0,img_width,img_height,GL_RGB,GL_UNSIGNED_BYTE,cap_image_data);
-      // invert the pixels
-      for (i = 0; i < img_height; i++)
-	memcpy(cap_image_data2 + i * img_width * 3, cap_image_data + (img_height-1-i) * img_width * 3, img_width*3);
-      
-      sprintf(capfilename, "cap%04d.ppm", framenr);
-      FILE *outfile = fopen(capfilename, "wb");
-      if (outfile != NULL)
-	{
-	  fprintf(outfile, "P6\n"); 
-	  fprintf(outfile,"# created by raw_zb\n"); 
-	  fprintf(outfile,"%d %d\n",img_width,img_height); 
-	  fprintf(outfile,"255\n"); 
-	  fwrite(cap_image_data2, sizeof(char), img_width*img_height*3, outfile);
-	  fclose(outfile);
-	}
-      framenr++;
-    }
-
-  glXSwapBuffers(xinfo->dpy, xinfo->win);
-}
-
-void
-gst_gl_rgbimage_free_image (GstImageData *image)
-{
-  GstGLImage *im = (GstGLImage *) image;
-
-  g_warning ("gst_gl_rgbimage_free_image doesn't do anything yet -> freeing image\n");
-  g_free (im->data.data);
-  g_free (im);
-}
-
-/* Creates an OpenGL texture to upload the picture over */
-static void
-gst_gl_rgbimage_open_conn (GstImageConnection *conn, GstImageInfo *info)
-{
-  g_warning("Opening RGB Connection; classic OpenGL 1.2 renderer.");
-
-  GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info);  
-  GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn);
-
-  glGenTextures(1, &xconn->rgbatex_id);
-  glBindTexture(GL_TEXTURE_2D, xconn->rgbatex_id);
-  glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
-  glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
-  glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-  glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, TEX_XSIZE, TEX_YSIZE, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
-}
-
-/* Deletes the creates OpenGL textures */
-static void 
-gst_gl_rgbimage_close_conn (GstImageConnection *conn, GstImageInfo *info)
-{
-  GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn);
-  GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info);  
-
-  glDeleteTextures(1, &xconn->rgbatex_id);
- }
-
-static void
-gst_gl_rgbimage_free_conn (GstImageConnection *conn)
-{
-  GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn);
-  
-  g_assert (xconn != NULL);
-  
-  g_free (xconn);
-}
-
-   
diff --git a/sys/glsink/gstglsink.c b/sys/glsink/gstglsink.c
deleted file mode 100644
index 6a11fe5e..00000000
--- a/sys/glsink/gstglsink.c
+++ /dev/null
@@ -1,678 +0,0 @@
-/* GStreamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#include <config.h>
-#include <string.h>
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <GL/glx.h>
-#include <GL/gl.h>
-#include <GL/glu.h>
-#include <sys/time.h>
-
-/*#define GST_DEBUG_FORCE_DISABLE*/
-
-#include "gstglsink.h"
-
-/* elementfactory information */
-static GstElementDetails gst_glsink_details = {
-  "OpenGL Sink/GLX",
-  "Sink/GLVideo",
-  "LGPL",
-  "An OpenGL based video sink - uses OpenGL and GLX to draw video, utilizing different acceleration options",
-  VERSION,
-  "Gernot Ziegler <gz@lysator.liu.se>",
-  "(C) 2002",
-};
-
-/* glsink signals and args */
-enum {
-  LAST_SIGNAL
-};
-
-
-enum {
-  ARG_0,
-  ARG_WIDTH,
-  ARG_HEIGHT,
-  ARG_FRAMES_DISPLAYED,
-  ARG_FRAME_TIME,
-  ARG_HOOK,
-  ARG_MUTE,
-  ARG_REPAINT,
-  ARG_DEMO,
-  ARG_DUMP
-};
-
-/* GLsink class */
-#define GST_TYPE_GLSINK		(gst_glsink_get_type())
-#define GST_GLSINK(obj)		(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_GLSINK,GstGLSink))
-#define GST_GLSINK_CLASS(klass)	(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GLSINK,GstGLSink))
-#define GST_IS_GLSINK(obj)		(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_GLSINK))
-#define GST_IS_GLSINK_CLASS(obj)	(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GLSINK))
-
-typedef struct _GstGLSink GstGLSink;
-typedef struct _GstGLSinkClass GstGLSinkClass;
-
-struct _GstGLSink {
-  GstElement element;
-
-  GstPad *sinkpad;
-
-  gint frames_displayed;
-  guint64 frame_time;
-  gint width, height;
-  gboolean muted;
-  gint demo; // some kind of fun demo mode to let GL show its 3D capabilities
-  gboolean dumpvideo; // dump the video down to .ppm:s 
-  GstBuffer *last_image; /* not thread safe ? */
-  
-  GstClock *clock;
-
-  /* bufferpool stuff */
-  GstBufferPool *bufferpool;
-  GMutex *cache_lock;
-  GList *cache;
-  
-  /* plugins */
-  GstImagePlugin* plugin;
-  GstImageConnection *conn;
-  
-  /* allow anybody to hook in here */
-  GstImageInfo *hook;
-};
-
-struct _GstGLSinkClass {
-  GstElementClass parent_class;
-
-  /* plugins */
-  GList *plugins;
-};
-
-
-static GType 			gst_glsink_get_type		(void);
-static void			gst_glsink_class_init	(GstGLSinkClass *klass);
-static void			gst_glsink_init		(GstGLSink *sink);
-/* static void 			gst_glsink_dispose 		(GObject *object); */
-
-static void			gst_glsink_chain		(GstPad *pad, GstBuffer *buf);
-static void			gst_glsink_set_clock		(GstElement *element, GstClock *clock);
-static GstElementStateReturn	gst_glsink_change_state 	(GstElement *element);
-static GstPadLinkReturn	gst_glsink_sinkconnect	(GstPad *pad, GstCaps *caps);
-static GstCaps *		gst_glsink_getcaps		(GstPad *pad, GstCaps *caps);
-static GstBufferPool*		gst_glsink_get_bufferpool	(GstPad *pad);
-
-static void			gst_glsink_set_property	(GObject *object, guint prop_id, 
-								 const GValue *value, GParamSpec *pspec);
-static void			gst_glsink_get_property	(GObject *object, guint prop_id, 
-								 GValue *value, GParamSpec *pspec);
-
-static void			gst_glsink_release_conn	(GstGLSink *sink);
-static void			gst_glsink_append_cache	(GstGLSink *sink, GstImageData *image);
-static gboolean			gst_glsink_set_caps		(GstGLSink *sink, GstCaps *caps);
-/* bufferpool stuff */
-static GstBuffer*		gst_glsink_buffer_new 	(GstBufferPool *pool, 
-								 gint64 location, 
-								 guint size, gpointer user_data);
-static void			gst_glsink_buffer_free	(GstBufferPool *pool, 
-		                                                 GstBuffer *buffer, 
-								 gpointer user_data);
-
-/* prototypes from plugins */
-extern GstImagePlugin* 		get_gl_rgbimage_plugin		(void);
-extern GstImagePlugin* 		get_gl_nvimage_plugin		(void);
-/* default output */
-extern void			gst_glxwindow_new 		(GstGLSink *sink);
-
-
-static GstPadTemplate *sink_template;
-
-static GstElementClass *parent_class = NULL;
-/* static guint gst_glsink_signals[LAST_SIGNAL] = { 0 }; */
-
-static GType
-gst_glsink_get_type (void)
-{
-  static GType videosink_type = 0;
-
-  if (!videosink_type) {
-    static const GTypeInfo videosink_info = {
-      sizeof(GstGLSinkClass),
-      NULL,
-      NULL,
-      (GClassInitFunc) gst_glsink_class_init,
-      NULL,
-      NULL,
-      sizeof(GstGLSink),
-      0,
-      (GInstanceInitFunc) gst_glsink_init,
-    };
-    videosink_type = g_type_register_static(GST_TYPE_ELEMENT, "GstGLSink", &videosink_info, 0);
-  }
-  return videosink_type;
-}
-
-static void
-gst_glsink_class_init (GstGLSinkClass *klass)
-{
-  GObjectClass *gobject_class;
-  GstElementClass *gstelement_class;
-
-  gobject_class = (GObjectClass *) klass;
-  gstelement_class = (GstElementClass *) klass;
-
-  parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
-
-  gobject_class->set_property = gst_glsink_set_property;
-  gobject_class->get_property = gst_glsink_get_property;
-
-  g_object_class_install_property (gobject_class, ARG_WIDTH,
-    g_param_spec_int ("width", "Width", "The video width",
-                      G_MININT, G_MAXINT, 0, G_PARAM_READABLE)); /* CHECKME */
-  g_object_class_install_property (gobject_class, ARG_HEIGHT,
-    g_param_spec_int ("height", "Height", "The video height",
-                      G_MININT, G_MAXINT, 0, G_PARAM_READABLE)); /* CHECKME */
-  g_object_class_install_property (gobject_class, ARG_FRAMES_DISPLAYED,
-    g_param_spec_int ("frames_displayed", "Frames Displayed", "The number of frames displayed so far",
-                      G_MININT,G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */
-  g_object_class_install_property (gobject_class, ARG_FRAME_TIME,
-    g_param_spec_int ("frame_time", "Frame time", "The interval between frames",
-                      G_MININT, G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */
-  g_object_class_install_property (gobject_class, ARG_HOOK,
-    g_param_spec_pointer ("hook", "Hook", "The object receiving the output", G_PARAM_WRITABLE));
-  g_object_class_install_property (gobject_class, ARG_MUTE,
-    g_param_spec_boolean ("mute", "Mute", "mute the output ?", FALSE, G_PARAM_READWRITE));
-  g_object_class_install_property (gobject_class, ARG_REPAINT,
-    g_param_spec_boolean ("repaint", "Repaint", "repaint the current frame", FALSE, G_PARAM_WRITABLE));
-  g_object_class_install_property (gobject_class, ARG_DEMO,
-    g_param_spec_int ("demo", "Demo", "demo mode (shows 3D capabilities)",0, 1, 0, G_PARAM_READWRITE)); 
-  g_object_class_install_property (gobject_class, ARG_DUMP,
-    g_param_spec_boolean ("dump", "Dump", "stores sequence of frames in .ppm files", FALSE, G_PARAM_READWRITE));
-
-  /* gobject_class->dispose = gst_glsink_dispose; */
-  
-  gstelement_class->change_state = gst_glsink_change_state;
-  gstelement_class->set_clock = gst_glsink_set_clock;
-  
-  /* plugins */
-  klass->plugins = NULL;
-  klass->plugins = g_list_append (klass->plugins, get_gl_rgbimage_plugin ());
-  klass->plugins = g_list_append (klass->plugins, get_gl_nvimage_plugin ());
-}
-
-
-/*
-  GLSink has its own Buffer management - this allows special plugins to create special memory areas for
-  buffer upload 
-*/
-static void
-gst_glsink_init (GstGLSink *sink)
-{
-  sink->sinkpad = gst_pad_new_from_template (sink_template, "sink");
-  gst_element_add_pad (GST_ELEMENT (sink), sink->sinkpad);
-  gst_pad_set_chain_function (sink->sinkpad, gst_glsink_chain);
-  gst_pad_set_link_function (sink->sinkpad, gst_glsink_sinkconnect);
-  gst_pad_set_getcaps_function (sink->sinkpad, gst_glsink_getcaps);
-  gst_pad_set_bufferpool_function (sink->sinkpad, gst_glsink_get_bufferpool);
-
-  sink->last_image = NULL;
-  sink->width = 0;
-  sink->height = 0;
-  sink->muted = FALSE;
-  sink->clock = NULL;  
-  GST_FLAG_SET(sink, GST_ELEMENT_THREAD_SUGGESTED);
-  GST_FLAG_SET (sink, GST_ELEMENT_EVENT_AWARE);
-    
-  /* create bufferpool and image cache */
-  GST_DEBUG (0, "glsink: creating bufferpool");
-  sink->bufferpool = gst_buffer_pool_new (
-		    NULL,
-		    NULL,
-		    (GstBufferPoolBufferNewFunction)gst_glsink_buffer_new,
-		    NULL,
-		    (GstBufferPoolBufferFreeFunction)gst_glsink_buffer_free,
-		    sink);
-  sink->cache_lock = g_mutex_new();
-  sink->cache = NULL; 
-  
-  /* plugins */
-  sink->plugin = NULL;
-  sink->conn = NULL;
-  
-  /* do initialization of default hook here */
-  gst_glxwindow_new (sink);
-}
-
-static void
-gst_glsink_release_conn (GstGLSink *sink)
-{
-  if (sink->conn == NULL) return;
-  
-  /* free last image if any */
-  if (sink->last_image != NULL)
-  {
-    gst_buffer_unref (sink->last_image);
-    sink->last_image = NULL;
-  }
-  /* free cache */
-  g_mutex_lock (sink->cache_lock);
-  while (sink->cache)
-  {
-    sink->plugin->free_image ((GstImageData *) sink->cache->data);
-    sink->cache = g_list_delete_link (sink->cache, sink->cache);
-  }
-  g_mutex_unlock (sink->cache_lock);
-  
-  /* release connection */
-  sink->conn->free_conn (sink->conn);
-  sink->conn = NULL;
-}
-
-static void 		
-gst_glsink_append_cache (GstGLSink *sink, GstImageData *image)
-{
-  g_mutex_lock (sink->cache_lock);
-  sink->cache = g_list_prepend (sink->cache, image);
-  g_mutex_unlock (sink->cache_lock);
-}
-
-/* 
-   Create a new buffer to hand up the chain.
-   This allows the plugins to make its own decoding buffers
- */
-static GstBuffer*
-gst_glsink_buffer_new (GstBufferPool *pool, gint64 location, 
-		          guint size, gpointer user_data)
-{
-  GstGLSink *sink;
-  GstBuffer *buffer;
-  GstImageData *image;
-  
-  sink = GST_GLSINK (user_data);
-  
-  /* If cache is non-empty, get buffer from there */
-  if (sink->cache != NULL) {
-    g_mutex_lock (sink->cache_lock);
-    image = (GstImageData *) sink->cache->data;
-    sink->cache = g_list_delete_link (sink->cache, sink->cache);
-    g_mutex_unlock (sink->cache_lock);
-  } else {
-    /* otherwise, get one from the plugin */
-    image = sink->plugin->get_image (sink->hook, sink->conn);
-  }
-  
-  buffer = gst_buffer_new ();
-  GST_BUFFER_DATA (buffer) = image->data;
-  GST_BUFFER_SIZE (buffer) = image->size;
-  GST_BUFFER_POOL_PRIVATE (buffer) = image;
-  
-  return buffer;
-}
-
-/*
-  Free a buffer that the chain doesn't need anymore. 
-*/
-static void
-gst_glsink_buffer_free (GstBufferPool *pool, GstBuffer *buffer, gpointer user_data)
-{
-  GstGLSink *sink = GST_GLSINK (gst_buffer_pool_get_user_data (GST_BUFFER_BUFFERPOOL (buffer)));
-
-  gst_glsink_append_cache (sink, (GstImageData *) GST_BUFFER_POOL_PRIVATE (buffer));
-
-  /* set to NULL so the data is not freed */
-  GST_BUFFER_DATA (buffer) = NULL;
-
-  gst_buffer_default_free (buffer);
-}
-
-static GstBufferPool*
-gst_glsink_get_bufferpool (GstPad *pad)
-{
-  GstGLSink *sink = GST_GLSINK (gst_pad_get_parent (pad));
-
-  return sink->bufferpool;
-}
-
-/* 
-   Set the caps that the application desires. 
-   Go through the plugin list, finding the plugin that first fits the given parameters 
-*/
-static gboolean
-gst_glsink_set_caps (GstGLSink *sink, GstCaps *caps)
-{
-  GList *list = ((GstGLSinkClass *) G_OBJECT_GET_CLASS (sink))->plugins;
-  GstImageConnection *conn = NULL;
-  while (list)    
-  {
-    GstImagePlugin *plugin = (GstImagePlugin *) list->data;
-    if ((conn = plugin->set_caps (sink->hook, caps)) != NULL)
-    {
-      gst_glsink_release_conn (sink);
-      sink->conn = conn;
-      sink->plugin = plugin;
-      sink->conn->open_conn (sink->conn, sink->hook);
-      return TRUE;
-    }
-    list = g_list_next (list);
-  }
-  return FALSE;
-}
-
-/**
-Link the input video sink internally.
-*/
-static GstPadLinkReturn
-gst_glsink_sinkconnect (GstPad *pad, GstCaps *caps)
-{
-  GstGLSink *sink;
-  guint32 fourcc, print_format;
-
-  sink = GST_GLSINK (gst_pad_get_parent (pad));
-
-  /* we are not going to act on variable caps */
-  if (!GST_CAPS_IS_FIXED (caps))
-    return GST_PAD_LINK_DELAYED;
-  
-  /* try to set the caps on the output */
-  if (gst_glsink_set_caps (sink, caps) == FALSE)
-  {
-    return GST_PAD_LINK_REFUSED;
-  }
-  
-  /* remember width & height */
-  gst_caps_get_int (caps, "width", &sink->width);
-  gst_caps_get_int (caps, "height", &sink->height);
-
-  gst_caps_get_fourcc_int (caps, "format", &fourcc);
-  print_format = GULONG_FROM_LE (fourcc);
-  GST_DEBUG (0, "glsink: setting %08x (%4.4s) %dx%d\n", 
-		  fourcc, (gchar*)&print_format, sink->width, sink->height);
-
-  /* emit signal */
-  g_object_freeze_notify (G_OBJECT (sink));
-  g_object_notify (G_OBJECT (sink), "width");
-  g_object_notify (G_OBJECT (sink), "height");
-  g_object_thaw_notify (G_OBJECT (sink));
-
-  return GST_PAD_LINK_OK;
-}
-static GstCaps *
-gst_glsink_getcaps (GstPad *pad, GstCaps *caps)
-{
-  /* what is the "caps" parameter good for? */
-  GstGLSink *sink = GST_GLSINK (gst_pad_get_parent (pad));
-  GstCaps *ret = NULL;
-  GList *list = ((GstGLSinkClass *) G_OBJECT_GET_CLASS (sink))->plugins;
-  
-  while (list)    
-  {
-    ret = gst_caps_append (ret, ((GstImagePlugin *) list->data)->get_caps (sink->hook));
-    list = g_list_next (list);
-  }
-
-  return ret;
-}
-
-static void
-gst_glsink_set_clock (GstElement *element, GstClock *clock)
-{
-  GstGLSink *sink = GST_GLSINK (element);
-  
-  sink->clock = clock;
-}
-static void
-gst_glsink_chain (GstPad *pad, GstBuffer *buf)
-{
-  GstGLSink *sink;
-  GstClockTime time = GST_BUFFER_TIMESTAMP (buf);
-  GstBuffer *buffer;
-  static int frame_drops = 0;
-
-  g_return_if_fail (pad != NULL);
-  g_return_if_fail (GST_IS_PAD (pad));
-  g_return_if_fail (buf != NULL);
-
-  sink = GST_GLSINK (gst_pad_get_parent (pad));
-
-  if (GST_IS_EVENT (buf)) {
-    GstEvent *event = GST_EVENT (buf);
-
-    switch (GST_EVENT_TYPE (event)) {
-      default:
-        gst_pad_event_default (pad, event);
-    }
-    return;
-  }
-  GST_DEBUG (0,"glsink: clock wait: %llu %u", 
-		  GST_BUFFER_TIMESTAMP (buf), GST_BUFFER_SIZE (buf));
-
-#if 0 
-  if (sink->clock && time != -1) {
-    if (time < gst_clock_get_time(sink->clock))
-      {
-	g_warning("Frame drop (%d consecutive) !!", frame_drops);
-	/* we are going to drop late buffers */
-	gst_buffer_unref (buf);
-	frame_drops++;
-	return;
-      }
-    frame_drops = 0; // we made it - reset time
-
-    GstClockReturn ret;
-    GstClockID id = gst_clock_new_single_shot_id (sink->clock, GST_BUFFER_TIMESTAMP (buf));
-
-    ret = gst_element_clock_wait (GST_ELEMENT (sink), id, NULL);
-    gst_clock_id_free (id);
-
-    /* we are going to drop early buffers */
-    if (ret == GST_CLOCK_EARLY) {
-      gst_buffer_unref (buf);
-      return;
-    }
-  }
-#endif
-
-  /* call the notify _before_ displaying so the handlers can react */
-  sink->frames_displayed++;
-  g_object_notify (G_OBJECT (sink), "frames_displayed");
-
-  if (!sink->muted)
-  {
-    /* free last_image, if any */
-    if (sink->last_image != NULL)
-      gst_buffer_unref (sink->last_image);
-    if (sink->bufferpool && GST_BUFFER_BUFFERPOOL (buf) == sink->bufferpool) {
-      // awful hack ! But I currently have no other solution without changing the API
-      sink->hook->demo = sink->demo;
-      sink->hook->dumpvideo = sink->dumpvideo;
-
-      sink->plugin->put_image (sink->hook, (GstImageData *) GST_BUFFER_POOL_PRIVATE (buf));
-      sink->last_image = buf;
-    } else {
-      buffer = gst_buffer_new_from_pool (gst_glsink_get_bufferpool (sink->sinkpad), 
-		                         0, GST_BUFFER_SIZE (buf));
-      memcpy (GST_BUFFER_DATA (buffer), GST_BUFFER_DATA (buf), 
-	      GST_BUFFER_SIZE (buf) > GST_BUFFER_SIZE (buffer) ? 
-	        GST_BUFFER_SIZE (buffer) : GST_BUFFER_SIZE (buf));
-
-      sink->plugin->put_image (sink->hook, (GstImageData *) GST_BUFFER_POOL_PRIVATE (buffer));
-
-      sink->last_image = buffer;
-      gst_buffer_unref (buf);
-    }
-  }
-  
-}
-
-
-static void
-gst_glsink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
-{
-  GstGLSink *sink;
-
-  /* it's not null if we got it, but it might not be ours */
-  g_return_if_fail (GST_IS_GLSINK (object));
-
-  sink = GST_GLSINK (object);
-
-  switch (prop_id) {
-    case ARG_FRAMES_DISPLAYED:
-      sink->frames_displayed = g_value_get_int (value);
-      g_object_notify (object, "frames_displayed");
-      break;
-    case ARG_FRAME_TIME:
-      sink->frame_time = g_value_get_int (value);
-      break;
-    case ARG_HOOK:
-      if (sink->hook)
-      {
-	sink->hook->free_info (sink->hook);
-      }
-      sink->hook = g_value_get_pointer (value);
-      break;
-    case ARG_MUTE:
-      sink->muted = g_value_get_boolean (value);
-      g_object_notify (object, "mute");
-      break;
-    case ARG_DEMO:
-      sink->demo = g_value_get_int (value);
-      g_object_notify (object, "demo");
-      break;
-    case ARG_DUMP:
-      sink->dumpvideo = g_value_get_boolean (value);
-      g_object_notify (object, "dump");
-      break;
-    case ARG_REPAINT:
-      if (sink->last_image != NULL) {
-	sink->plugin->put_image (sink->hook, (GstImageData *) GST_BUFFER_POOL_PRIVATE (sink->last_image));
-      }
-      break;
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-  }
-}
-
-static void
-gst_glsink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
-{
-  GstGLSink *sink;
-
-  /* it's not null if we got it, but it might not be ours */
-  sink = GST_GLSINK(object);
-
-  switch (prop_id) {
-    case ARG_WIDTH:
-      g_value_set_int (value, sink->width);
-      break;
-    case ARG_HEIGHT:
-      g_value_set_int (value, sink->height);
-      break;
-    case ARG_FRAMES_DISPLAYED:
-      g_value_set_int (value, sink->frames_displayed);
-      break;
-    case ARG_FRAME_TIME:
-      g_value_set_int (value, sink->frame_time/1000000);
-      break;
-    case ARG_MUTE:
-      g_value_set_boolean (value, sink->muted);
-      break;
-    case ARG_DEMO:
-      g_value_set_int (value, sink->demo);
-      break;
-    case ARG_DUMP:
-      g_value_set_boolean (value, sink->dumpvideo);
-      break;
-    default: 
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-  }
-}
-
-
-static GstElementStateReturn
-gst_glsink_change_state (GstElement *element)
-{
-  GstGLSink *sink;
-
-  sink = GST_GLSINK (element);
-
-  switch (GST_STATE_TRANSITION (element)) {
-    case GST_STATE_NULL_TO_READY:
-      break;
-    case GST_STATE_READY_TO_PAUSED:
-      {
-	//g_warning("Going GST_STATE_READY_TO_PAUSED: %p", sink->conn);
-      }
-      break;
-    case GST_STATE_PAUSED_TO_PLAYING:
-      {
-	//g_warning("Going GST_STATE_PAUSED_TO_PLAYING: %p", sink->conn);
-      }
-      break;
-    case GST_STATE_PLAYING_TO_PAUSED:
-      break;
-    case GST_STATE_PAUSED_TO_READY:
-      if (sink->conn)
-        sink->conn->close_conn (sink->conn, sink->hook);
-      if (sink->last_image) {
-	gst_buffer_unref (sink->last_image);
-        sink->last_image = NULL;
-      }
-      break;
-    case GST_STATE_READY_TO_NULL:
-      gst_glsink_release_conn (sink);
-      break;
-  }
-
-  parent_class->change_state (element);
-
-  return GST_STATE_SUCCESS;
-}
-
-static gboolean
-plugin_init (GModule *module, GstPlugin *plugin)
-{
-  GstElementFactory *factory;
-
-  /* create an elementfactory for the xvideosink element */
-  factory = gst_element_factory_new("glsink",GST_TYPE_GLSINK,
-                                   &gst_glsink_details);
-  g_return_val_if_fail(factory != NULL, FALSE);
-
-  sink_template = gst_pad_template_new (
-		  "sink",
-                  GST_PAD_SINK,
-  		  GST_PAD_ALWAYS,
-		  NULL);
-
-  gst_element_factory_add_pad_template (factory, sink_template);
-
-  gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
-
-  return TRUE;
-}
-
-GstPluginDesc plugin_desc = {
-  GST_VERSION_MAJOR,
-  GST_VERSION_MINOR,
-  "glsink",
-  plugin_init
-};
diff --git a/sys/glsink/gstglsink.h b/sys/glsink/gstglsink.h
deleted file mode 100644
index 8a34df9a..00000000
--- a/sys/glsink/gstglsink.h
+++ /dev/null
@@ -1,96 +0,0 @@
-/* GStreamer
- * Copyright (C) 2002 The GStreamer Team 
- *                           <gstreamer-devel@lists.sourceforge.net>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-
-#ifndef __GST_VIDEOSINK_H__
-#define __GST_VIDEOSINK_H__
-
-#include <gst/gst.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-#define MAX_FLIP_BUFFERS 1
-
-typedef struct _GstImageInfo GstImageInfo;
-struct _GstImageInfo {
-  gulong id;
-  int demo;
-  int dumpvideo;
-  void (*free_info) (GstImageInfo *info);
-};
-
-
-typedef struct _GstImageData GstImageData;
-struct _GstImageData {
-  gint size;
-  gchar *data;
-};
-
-typedef struct _GstImageConnection GstImageConnection;
-struct _GstImageConnection {
-  void (*open_conn) (GstImageConnection *conn, GstImageInfo *info);
-  void (*close_conn) (GstImageConnection *conn, GstImageInfo *info);  
-  void (*free_conn) (GstImageConnection *conn);
-};
-
-typedef GstCaps *		(*GstImagePluginGetCapsFunc)	(GstImageInfo *info); 
-typedef GstImageConnection *	(*GstImagePluginSetCapsFunc) 	(GstImageInfo *info, GstCaps *caps);
-typedef GstImageData*		(*GstImagePluginGetImageFunc)	(GstImageInfo *info, GstImageConnection *conn);
-typedef void 			(*GstImagePluginPutImageFunc)	(GstImageInfo *info, GstImageData *image);
-typedef void 			(*GstImagePluginFreeImageFunc)	(GstImageData *image);
-
-typedef struct _GstImagePlugin GstImagePlugin;
-struct _GstImagePlugin {
-  GstImagePluginGetCapsFunc	get_caps;
-  GstImagePluginSetCapsFunc	set_caps;
-  GstImagePluginGetImageFunc	get_image;
-  GstImagePluginPutImageFunc	put_image;
-  GstImagePluginFreeImageFunc	free_image;
-};
-
-typedef struct _GstGLImageInfo GstGLImageInfo;
-/* stuff about our window grouped together */
-struct _GstGLImageInfo {
-  GstImageInfo info;
-  Display *dpy;
-  int screen;
-  Window win;
-  GLXContext ctx;
-  XSetWindowAttributes attr;
-  Bool fs;
-  //XF86VidModeModeInfo deskMode;
-  int x, y;
-  unsigned int width, height;
-  unsigned int depth;    
-  /* window specific from here */
-  GstElement *sink;
-  gulong handler_id;
-  float rotX,rotY,zoom, zoomdir;
-};
-
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-
-#endif /* __GST_VIDEOSINK_H__ */
diff --git a/sys/glsink/gstglxwindow.c b/sys/glsink/gstglxwindow.c
deleted file mode 100644
index f442cf06..00000000
--- a/sys/glsink/gstglxwindow.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/* This stores the common OpenGL initialization stuff for all instances */
-
-/* gcc -ansi -pedantic on GNU/Linux causes warnings and errors
- * unless this is defined:
- * warning: #warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE"
- */
-#ifndef _XOPEN_SOURCE
-#  define _XOPEN_SOURCE 1
-#endif
-
-#include <X11/Xlib.h>
-#include <GL/glx.h>
-#include <GL/gl.h>
-#include <GL/glu.h>
-#include "gstglsink.h"
-#include <string.h> /* strncmp */
-
-/* attributes for a single buffered visual in RGBA format with at least
- * 4 bits per color and a 16 bit depth buffer */
-static int attrListSgl[] = 
-{
-  GLX_RGBA, GLX_RED_SIZE, 4, 
-  GLX_GREEN_SIZE, 4, 
-  GLX_BLUE_SIZE, 4, 
-  GLX_DEPTH_SIZE, 16,
-  None
-};
-
-/* attributes for a double buffered visual in RGBA format with at least
- * 4 bits per color and a 16 bit depth buffer */
-static int attrListDbl[] = 
-  { 
-    GLX_RGBA, GLX_DOUBLEBUFFER, 
-    GLX_RED_SIZE, 4, 
-    GLX_GREEN_SIZE, 4, 
-    GLX_BLUE_SIZE, 4, 
-    GLX_DEPTH_SIZE, 16,
-    None 
-  };
-
-
-GLfloat LightAmbient[] = { 0.1, 0.1, 0.1, 1.0 };  /* reddish ambient light  */
-GLfloat LightDiffuse[] = { 0.6, 0.6, 0.6, 1.0 };  /* bluish  diffuse light. */
-GLfloat LightPosition[] = { 1.5, 1.5, 1.5, 0.0 };    /* position */
-
-
-static void
-gst_glxwindow_free (GstImageInfo *info)
-{
-  GstGLImageInfo *window = (GstGLImageInfo *) info;
-  
-  g_signal_handler_disconnect (window->sink, window->handler_id);
-
-  if (window->ctx)
-    {
-      if (!glXMakeCurrent(window->dpy, None, NULL))
-        {
-	  printf("Could not release drawing context.\n");
-        }
-      glXDestroyContext(window->dpy, window->ctx);
-      window->ctx = NULL;
-    }
-#if 0 
-    /* switch back to original desktop resolution if we were in fs */
-    if (GLWin.fs)
-    {
-        XF86VidModeSwitchToMode(GLWin.dpy, GLWin.screen, &GLWin.deskMode);
-        XF86VidModeSetViewPort(GLWin.dpy, GLWin.screen, 0, 0);
-    }
-#endif
-  XCloseDisplay (window->dpy);
-  g_free (window);
-}
-
-static void
-gst_glxwindow_callback(GObject *object, GParamSpec *pspec, GstGLImageInfo *data)
-{
-  XWindowAttributes attr; 
-  XGetWindowAttributes(data->dpy, data->win, &attr); 
-
-  if (strncmp (pspec->name, "width", 5) == 0 || strncmp (pspec->name, "height", 6) == 0)
-  {
-    gint w = 0;
-    gint h = 0;
-    g_object_get (object, "width", &w, NULL);
-    g_object_get (object, "height", &h, NULL);
-    if (w != attr.width || h != attr.height)
-    {
-      attr.width = w;
-      attr.height = h;
-      XResizeWindow (data->dpy, data->win, attr.width, attr.height);
-      XMapRaised (data->dpy, data->win);
-
-      // resize OpenGL
-      //g_warning("resizing in OpenGL");
-      glViewport(0, 0, (GLint) w, (GLint) h);
-      glMatrixMode(GL_PROJECTION);
-      glLoadIdentity();
-      
-      GLfloat aspect = (GLfloat) h / (GLfloat) w;
-      glFrustum(-1.0, 1.0, -aspect, aspect, 5.0, 500.0);
-    }
-  }
-  if (attr.width != data->width || attr.height != data->height)
-  {
-    data->width = attr.width;
-    data->height = attr.height;
-  }
-
-}
-
-void
-gst_glxwindow_new (GstElement *sink)
-{
-  XGCValues values;
-  GstGLImageInfo *new;
-  int glxMajorVersion, glxMinorVersion;
-  XSetWindowAttributes attrib;
-  XVisualInfo *vi;
-  Atom wmDelete;
-  Window winDummy;
-  unsigned int borderDummy;
-  Colormap cmap;
-  char* title = "GLSink (experimental)";
-
-  new = g_new0 (GstGLImageInfo, 1);
-
-  if (sink == NULL)
-  {
-    sink = gst_element_factory_make ("glsink", "glsink");
-    g_assert (sink != NULL);
-  }
-  
-  /* fill in the ImageInfo */
-  new->info.id = GST_MAKE_FOURCC ('X', 'l', 'i', 'b');
-  new->info.free_info = gst_glxwindow_free;
-  
-  new->dpy = XOpenDisplay (NULL);
-  if (!new->dpy) {
-    g_warning ("open display failed!\n");
-    g_free (new);
-    return;
-  }
-  new->screen = DefaultScreen(new->dpy);
-  /* get an appropriate visual */
-  vi = glXChooseVisual(new->dpy, new->screen, attrListDbl);
-  if (vi == NULL)
-    {
-      vi = glXChooseVisual(new->dpy, new->screen, attrListSgl);
-      GST_DEBUG(0,"Only Singlebuffered Visual!\n");
-    }
-  else
-    {
-      GST_DEBUG(0,"Got Doublebuffered Visual!\n");
-    }
-  glXQueryVersion(new->dpy, &glxMajorVersion, &glxMinorVersion);
-  GST_DEBUG(0,"glX-Version %d.%d\n", glxMajorVersion, glxMinorVersion);
-  
-  /* create a GLX context */
-  new->ctx = glXCreateContext(new->dpy, vi, 0, GL_TRUE);
-  /* create a color map */
-  cmap = XCreateColormap(new->dpy, RootWindow(new->dpy, vi->screen),
-			 vi->visual, AllocNone);
-  new->attr.colormap = cmap;
-  new->attr.border_pixel = 0;
-
-  /* set sizes */
-  new->x = 0;
-  new->y = 0;
-  new->width = 10;
-  new->height = 10;
-
-  new->rotX = 0; 
-  new->rotY = 0; 
-  new->zoom = 1;
-  new->zoomdir = 0.01;
-
-  {
-        /* create a window in window mode*/
-    new->attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask |
-      StructureNotifyMask;
-    new->win = XCreateWindow(new->dpy, RootWindow(new->dpy, vi->screen),
-			      new->x, new->y, new->width, new->height, 0, vi->depth, InputOutput, vi->visual,
-			      CWBorderPixel | CWColormap | CWEventMask, &new->attr);
-    if (!new->win) 
-      {
-	g_warning ("create window failed\n");
-	g_free (new);
-	return;
-      }
-    /* only set window title and handle wm_delete_events if in windowed mode */
-    wmDelete = XInternAtom(new->dpy, "WM_DELETE_WINDOW", True);
-    XSetWMProtocols(new->dpy, new->win, &wmDelete, 1);
-    XSetStandardProperties(new->dpy, new->win, title,
-			   title, None, NULL, 0, NULL);
-    XMapRaised(new->dpy, new->win);
-  }       
-  /* connect the glx-context to the window */
-  glXMakeCurrent(new->dpy, new->win, new->ctx);
-  XGetGeometry(new->dpy, new->win, &winDummy, &new->x, &new->y,
-	       &new->width, &new->height, &borderDummy, &new->depth);
-  printf("Depth %d\n", new->depth);
-  if (glXIsDirect(new->dpy, new->ctx)) 
-      GST_DEBUG (GST_CAT_PLUGIN_INFO, "Congrats, you have Direct Rendering!\n");
-  else
-    GST_DEBUG (GST_CAT_PLUGIN_INFO, "Sorry, no Direct Rendering possible!\n");
-
-  GST_DEBUG(GST_CAT_PLUGIN_INFO, "Initializing OpenGL parameters\n");
-  /* initialize OpenGL drawing */
-  glEnable(GL_DEPTH_TEST);
-  //glShadeModel(GL_SMOOTH);
-
-  glEnable(GL_TEXTURE_2D);
-  glDisable(GL_CULL_FACE);
-  glClearDepth(1.0f);
-  glClearColor(0, 0, 0, 0);
-
-  glLightfv(GL_LIGHT0, GL_AMBIENT, LightAmbient);  /*  add lighting. (ambient) */
-  glLightfv(GL_LIGHT0, GL_DIFFUSE, LightDiffuse);  /*  add lighting. (diffuse). */
-  glLightfv(GL_LIGHT0, GL_POSITION,LightPosition); /*  set light position. */ 
- 
-  //glEnable(GL_LIGHT0);					// Quick And Dirty Lighting (Assumes Light0 Is Set Up)
-  //glEnable(GL_LIGHTING);					// Enable Lighting
-  glDisable(GL_COLOR_MATERIAL);				// Enable Material Coloring
-  glEnable(GL_AUTO_NORMAL); // let OpenGL generate the Normals
-
-  glDisable(GL_BLEND);
-
-  glPolygonMode(GL_FRONT, GL_FILL);
-  glPolygonMode(GL_BACK, GL_FILL);
-
-  glShadeModel(GL_SMOOTH);
-  glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
-
-  XSelectInput (new->dpy, new->win, ExposureMask | StructureNotifyMask);
-
-  g_object_set (sink, "hook", new, NULL);
-  new->sink = sink;
-  new->handler_id = g_signal_connect (sink, "notify", G_CALLBACK (gst_glxwindow_callback), new);
-}
-
diff --git a/sys/glsink/regcomb_yuvrgb.c b/sys/glsink/regcomb_yuvrgb.c
deleted file mode 100644
index 0c953c6f..00000000
--- a/sys/glsink/regcomb_yuvrgb.c
+++ /dev/null
@@ -1,349 +0,0 @@
-// these includes don't do a lot in Linux, they are more needed in Win32 (for the OpenGL function call pointers)
-// but they are used at least for checking if the necessary extensions are present
-#include "ARB_multitexture.h"
-#include "NV_register_combiners.h"
-#include "EXT_paletted_texture.h"
-
-/***********************************************************************************************
- INTERESTING PART:                                                                            *
- handles initialization of the Nvidia register combiners for YUV->RGB conversion. 
- This code was created by Jens Schneider <schneider@glhint.de>                      
- ***********************************************************************************************/
-
-GLuint Yhandle;
-GLuint Uhandle;
-GLuint Vhandle;
-unsigned char *YPlane;
-unsigned char *UPlane;
-unsigned char *VPlane;
-
-// YUV 4:2:2 example
-unsigned int Ywidth=512,  Yheight=512;
-unsigned int UVwidth=256, UVheight=512;
-
-int tex_xsize, tex_ysize;
-
-void GenerateRGBTables(unsigned char *Ytable, // Y-palette
-		       unsigned char *Utable, // U-palette
-		       unsigned char *Vtable, // V-palette
-		       float *bias,   // bias (fourth vector to be added)
-		       float *Uscale, // scaling color for U
-		       float *Vscale) // scaling color for V
-{
-	int i;
-	const float mat[9]= { // the modified YUV->RGB matrix
-		+1.130469478f,-0.058755723f,+1.596026304f,
-		+1.130469478f,-0.450515935f,-0.812967512f,
-		+1.130469478f,+1.958477882f, 0.0f
-	};
-	#define COMPRESS(a)(0.5f*(a)+128.0f) // counter-piece to EXPAND_NORMAL
-	#define fCOMPRESS(a) (0.5f*(a)+0.5f);
-	#define XCLAMP(a) ((a)<0.0f ? 0.0f : ((a)>255.0f ? 255.0f : (a))) // should not be necessary, but what do you know.
-	bias[0]=fCOMPRESS(-0.842580964f);
-	bias[1]=fCOMPRESS(+0.563287723f);
-	bias[2]=fCOMPRESS(-1.0f);
-	bias[3]=0.0f;
-	Uscale[0]=8.0f/255.0f;
-	Uscale[1]=60.0f/255.0f;
-	Uscale[2]=250.0f/255.0f;
-	Uscale[3]=0.0f;
-	Vscale[0]=204.0f/255.0f;
-	Vscale[1]=105.0f/255.0f;
-	Vscale[2]=0.5f;
-	Vscale[3]=0.0f;
-	for (i=0; i<256; i++) {
-		// Y-table holds unsigned values
-		Ytable[3*i  ]=(unsigned char)XCLAMP(mat[0]*(float)i); // R
-		Ytable[3*i+1]=(unsigned char)XCLAMP(mat[3]*(float)i); // G
-		Ytable[3*i+2]=(unsigned char)XCLAMP(mat[6]*(float)i); // B
-		// U-table holds signed values
-		Utable[3*i  ]=(unsigned char)XCLAMP(COMPRESS(255.0f/ 16.0f*mat[1]*(float)i)); // R
-		Utable[3*i+1]=(unsigned char)XCLAMP(COMPRESS(255.0f/120.0f*mat[4]*(float)i)); // G
-		Utable[3*i+2]=(unsigned char)XCLAMP(COMPRESS(255.0f/500.0f*mat[7]*(float)i)); // B
-		// V-table holds signed values
-		Vtable[3*i  ]=(unsigned char)XCLAMP(COMPRESS(255.0f/408.0f*mat[2]*(float)i)); // R
-		Vtable[3*i+1]=(unsigned char)XCLAMP(COMPRESS(255.0f/210.0f*mat[5]*(float)i)); // G
-		Vtable[3*i+2]=(unsigned char)(128.0f-14.0f); // G constant
-	}
-	#undef fCOMPRESS
-	#undef COMPRESS
-	#undef XCLAMP
-}
-
-
-// Sets the constants. Call once prior to rendering.
-void SetConsts(float *bias, float *Uscale, float *Vscale) {
-	glEnable(GL_REGISTER_COMBINERS_NV);
-	glColor3fv(bias);
-	//printf("%f %f %f\n",bias[0],bias[1],bias[2]);
-	glCombinerParameterfvNV(GL_CONSTANT_COLOR0_NV,Uscale);
-	glCombinerParameterfvNV(GL_CONSTANT_COLOR1_NV,Vscale);
-}
-
-/*
- * SOFTWARE PATH
- */ 
-
-inline void map_EXPAND_NORMAL(float *v) {
-	v[0]=2.0f*v[0]-1.0f;
-	v[1]=2.0f*v[1]-1.0f;
-	v[2]=2.0f*v[2]-1.0f;
-}
-
-inline void map_UNSIGNED_INVERT(float *v) {
-	v[0]=1.0f-v[0];
-	v[1]=1.0f-v[1];
-	v[2]=1.0f-v[2];
-}
-
-inline void map_UNSIGNED_IDENTITY(float *v) {
-	v[0]=(v[0]<0.0f ? 0.0f : v[0]);
-	v[1]=(v[1]<0.0f ? 0.0f : v[1]);
-	v[2]=(v[2]<0.0f ? 0.0f : v[2]);
-}
-
-inline void map_SIGNED_IDENTITY(float *v) {
-}
-
-inline void omap_SCALE_BY_TWO(float *v) {
-	v[0]*=2.0f;
-	v[1]*=2.0f;
-	v[2]*=2.0f;
-}
-
-inline void omap_SCALE_BY_ONE_HALF(float *v) {
-	v[0]*=0.5f;
-	v[1]*=0.5f;
-	v[2]*=0.5f;
-}
-
-inline void omap_RANGE(float *v) {
-	v[0]=(v[0]<-1.0f ? -1.0f : (v[0]>1.0f ? 1.0f : v[0]));
-	v[1]=(v[1]<-1.0f ? -1.0f : (v[1]>1.0f ? 1.0f : v[1]));
-	v[2]=(v[2]<-1.0f ? -1.0f : (v[2]>1.0f ? 1.0f : v[2]));
-}
-
-
-inline void omap_CLAMP_01(float *v) {
-	v[0]=(v[0]<0.0f ? 0.0f : (v[0]>1.0f ? 1.0f : v[0]));
-	v[1]=(v[1]<0.0f ? 0.0f : (v[1]>1.0f ? 1.0f : v[1]));
-	v[2]=(v[2]<0.0f ? 0.0f : (v[2]>1.0f ? 1.0f : v[2]));
-}
-
-void PerformSWCombiner(unsigned char *Result,
-					   unsigned char *tex0,
-					   unsigned char *tex1,
-					   unsigned char *tex2,
-					   float *COLOR0,
-					   float *CONST0,
-					   float *CONST1
-						) 
-{
-	float SPARE0[3];
-	float SPARE1[3];
-	float A[3],B[3],C[3],D[3];
-	float TEX0[3],TEX1[3],TEX2[3];
-	float ZERO[3]={0.0f,0.0f,0.0f};
-	
-	TEX0[0]=(float)tex0[0]/255.0f;
-	TEX0[1]=(float)tex0[1]/255.0f;
-	TEX0[2]=(float)tex0[2]/255.0f;
-
-	TEX1[0]=(float)tex1[0]/255.0f;
-	TEX1[1]=(float)tex1[1]/255.0f;
-	TEX1[2]=(float)tex1[2]/255.0f;
-
-	TEX2[0]=(float)tex2[0]/255.0f;
-	TEX2[1]=(float)tex2[1]/255.0f;
-	TEX2[2]=(float)tex2[2]/255.0f;
-
-	// Combiner Stage 0:
-	memcpy(A,TEX0,3*sizeof(float));		map_UNSIGNED_IDENTITY(A);
-	memcpy(B,ZERO,3*sizeof(float));		map_UNSIGNED_INVERT(B);
-	memcpy(C,COLOR0,3*sizeof(float));	map_EXPAND_NORMAL(C);
-	memcpy(D,ZERO,3*sizeof(float));		map_UNSIGNED_INVERT(D);
-	SPARE0[0]=A[0]*B[0]+C[0]*D[0];
-	SPARE0[1]=A[1]*B[1]+C[1]*D[1];
-	SPARE0[2]=A[2]*B[2]+C[2]*D[2];
-	omap_SCALE_BY_ONE_HALF(SPARE0);
-	omap_RANGE(SPARE0);
-
-	// Combiner Stage 1:
-	memcpy(A,TEX1,3*sizeof(float));		map_EXPAND_NORMAL(A);
-	memcpy(B,CONST0,3*sizeof(float));	map_UNSIGNED_IDENTITY(B);
-	memcpy(C,TEX2,3*sizeof(float));		map_EXPAND_NORMAL(C);
-	memcpy(D,CONST1,3*sizeof(float));	map_UNSIGNED_IDENTITY(D);
-	SPARE1[0]=A[0]*B[0]+C[0]*D[0];
-	SPARE1[1]=A[1]*B[1]+C[1]*D[1];
-	SPARE1[2]=A[2]*B[2]+C[2]*D[2];
-	omap_RANGE(SPARE1);
-
-	// Combiner Stage 2:
-	memcpy(A,SPARE0,3*sizeof(float));	map_SIGNED_IDENTITY(A);
-	memcpy(B,ZERO,3*sizeof(float));		map_UNSIGNED_INVERT(B);
-	memcpy(C,SPARE1,3*sizeof(float));	map_SIGNED_IDENTITY(C);
-	memcpy(D,ZERO,3*sizeof(float));		map_UNSIGNED_INVERT(D);
-	SPARE0[0]=A[0]*B[0]+C[0]*D[0];
-	SPARE0[1]=A[1]*B[1]+C[1]*D[1];
-	SPARE0[2]=A[2]*B[2]+C[2]*D[2];
-	omap_SCALE_BY_TWO(SPARE0);
-	omap_RANGE(SPARE0);
-
-	// Final Combiner Stage:
-	memcpy(A,ZERO,3*sizeof(float));		map_UNSIGNED_INVERT(A);
-	memcpy(B,SPARE0,3*sizeof(float));	map_UNSIGNED_IDENTITY(B);
-	memcpy(C,ZERO,3*sizeof(float));		map_UNSIGNED_IDENTITY(C);
-	memcpy(D,ZERO,3*sizeof(float));		map_UNSIGNED_IDENTITY(D);
-	SPARE0[0]=A[0]*B[0]+(1.0f-A[0])*C[0]+D[0];
-	SPARE0[1]=A[1]*B[1]+(1.0f-A[1])*C[1]+D[1];
-	SPARE0[2]=A[2]*B[2]+(1.0f-A[2])*C[2]+D[2];
-	omap_CLAMP_01(SPARE0);
-	Result[0]=(unsigned char)(SPARE0[0]*255.0f);
-	Result[1]=(unsigned char)(SPARE0[1]*255.0f);
-	Result[2]=(unsigned char)(SPARE0[2]*255.0f);
-}
-
-// Sets up the register combiners. Call once prior to rendering
-void SetupCombiners(void) 
-{
-	glCombinerParameteriNV(GL_NUM_GENERAL_COMBINERS_NV,3);
-	// Combiner Stage 0: th. OK
-	glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_A_NV,GL_TEXTURE0_ARB,    GL_UNSIGNED_IDENTITY_NV,GL_RGB);
-	glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_B_NV,GL_ZERO,            GL_UNSIGNED_INVERT_NV,  GL_RGB);
-	glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_C_NV,GL_PRIMARY_COLOR_NV,GL_EXPAND_NORMAL_NV,    GL_RGB);
-	glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_D_NV,GL_ZERO,            GL_UNSIGNED_INVERT_NV,  GL_RGB);
-	glCombinerOutputNV(GL_COMBINER0_NV,GL_RGB,GL_DISCARD_NV,GL_DISCARD_NV,GL_SPARE0_NV,GL_SCALE_BY_ONE_HALF_NV,GL_NONE,GL_FALSE,GL_FALSE,GL_FALSE);
-	// Combiner Stage 1: th. OK
-	glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_A_NV,GL_TEXTURE1_ARB,      GL_EXPAND_NORMAL_NV,    GL_RGB);
-	glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_B_NV,GL_CONSTANT_COLOR0_NV,GL_UNSIGNED_IDENTITY_NV,GL_RGB);
-	glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_C_NV,GL_TEXTURE2_ARB,      GL_EXPAND_NORMAL_NV,    GL_RGB);
-	glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_D_NV,GL_CONSTANT_COLOR1_NV,GL_UNSIGNED_IDENTITY_NV,GL_RGB);
-	glCombinerOutputNV(GL_COMBINER1_NV,GL_RGB,GL_DISCARD_NV,GL_DISCARD_NV,GL_SPARE1_NV,GL_NONE,GL_NONE,GL_FALSE,GL_FALSE,GL_FALSE);
-	// Combiner Stage 2: th. OK
-	glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_A_NV,GL_SPARE0_NV,       GL_SIGNED_IDENTITY_NV,  GL_RGB);
-	glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_B_NV,GL_ZERO,            GL_UNSIGNED_INVERT_NV,  GL_RGB);
-	glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_C_NV,GL_SPARE1_NV,       GL_SIGNED_IDENTITY_NV,  GL_RGB);
-	glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_D_NV,GL_ZERO,            GL_UNSIGNED_INVERT_NV,  GL_RGB);
-	glCombinerOutputNV(GL_COMBINER2_NV,GL_RGB,GL_DISCARD_NV,GL_DISCARD_NV,GL_SPARE0_NV,GL_SCALE_BY_TWO_NV,GL_NONE,GL_FALSE,GL_FALSE,GL_FALSE);
-	// Final Sage: th. OK
-	glFinalCombinerInputNV(GL_VARIABLE_A_NV,GL_ZERO,     GL_UNSIGNED_INVERT_NV,  GL_RGB);
-	glFinalCombinerInputNV(GL_VARIABLE_B_NV,GL_SPARE0_NV,GL_UNSIGNED_IDENTITY_NV,GL_RGB);
-	glFinalCombinerInputNV(GL_VARIABLE_C_NV,GL_ZERO,     GL_UNSIGNED_IDENTITY_NV,GL_RGB);
-	glFinalCombinerInputNV(GL_VARIABLE_D_NV,GL_ZERO,     GL_UNSIGNED_IDENTITY_NV,GL_RGB);
-	glFinalCombinerInputNV(GL_VARIABLE_G_NV,GL_ZERO,     GL_UNSIGNED_INVERT_NV,  GL_ALPHA);
-}
-
-
-unsigned int PowerOfTwo(unsigned int i) {
-	unsigned int bitsum=0;
-	unsigned int shifts=0;
-	unsigned int j=(unsigned int)i;
-	// Check wether i is a power of two - may contain at most one set bit
-	do {
-		bitsum+=j&1;
-		j=j>>1;
-		++shifts;
-	} while (j>0);
-	if (bitsum==1) return i;
-	else return (1<<shifts);
-}
-
-
-// Initializes textures. Call once prior to rendering
-void InitYUVPlanes(GLuint *Yhandle, GLuint *Uhandle, GLuint *Vhandle, 
-		   unsigned int Ywidth,  unsigned int Yheight,
-		   unsigned int UVwidth, unsigned int UVheight,
-		   GLenum filter, // filter should be either GL_NEAREST or GL_LINEAR. Test this! 
-		   unsigned char* Ypal, unsigned char *Upal, unsigned char *Vpal)
-{
-  glGenTextures(1,Yhandle);
-  glGenTextures(1,Uhandle);
-  glGenTextures(1,Vhandle);
-  glBindTexture(GL_TEXTURE_2D,(*Yhandle));
-#ifdef _WIN32
-  glColorTableEXT(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Ypal);
-#else // Hopefully Linux
-  glColorTable(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Ypal);
-#endif
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,filter);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,filter);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP);	
-  tex_xsize = PowerOfTwo(Ywidth);
-  tex_ysize = PowerOfTwo(Yheight);
-  glTexImage2D(GL_TEXTURE_2D,0,GL_COLOR_INDEX8_EXT,PowerOfTwo(Ywidth),PowerOfTwo(Yheight),0,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,NULL);
-  
-  glBindTexture(GL_TEXTURE_2D,(*Uhandle));
-#ifdef _WIN32
-  glColorTableEXT(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Upal);
-#else // Hopefully Linux
-  glColorTable(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Upal);
-#endif
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,filter);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,filter);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP);
-  glTexImage2D(GL_TEXTURE_2D,0,GL_COLOR_INDEX8_EXT,PowerOfTwo(UVwidth),PowerOfTwo(UVheight),0,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,NULL);
-  
-  glBindTexture(GL_TEXTURE_2D,(*Vhandle));
-#ifdef _WIN32
-  glColorTableEXT(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Vpal);
-#else // Hopefully Linux
-  glColorTable(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Vpal);
-#endif
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,filter);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,filter);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP);
-  glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP);
-  glTexImage2D(GL_TEXTURE_2D,0,GL_COLOR_INDEX8_EXT,PowerOfTwo(UVwidth),PowerOfTwo(UVheight),0,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,NULL);
-}
-
-void LoadYUVPlanes(GLuint Yhandle, GLuint Uhandle, GLuint Vhandle,
-		   unsigned int Ywidth,  unsigned int Yheight,
-		   unsigned int UVwidth, unsigned int UVheight,
-		   unsigned char *Ydata,
-		   unsigned char *Udata,
-		   unsigned char *Vdata) 
-{
-  glActiveTextureARB(GL_TEXTURE0_ARB);
-  glBindTexture(GL_TEXTURE_2D,Yhandle);
-  glTexSubImage2D(GL_TEXTURE_2D,0,0,0,Ywidth,Yheight,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,Ydata);
-  glEnable(GL_TEXTURE_2D);
-  
-  glActiveTextureARB(GL_TEXTURE1_ARB);
-  glBindTexture(GL_TEXTURE_2D,Uhandle);
-  glTexSubImage2D(GL_TEXTURE_2D,0,0,0,UVwidth,UVheight,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,Udata);
-  glEnable(GL_TEXTURE_2D);
-  
-  glActiveTextureARB(GL_TEXTURE2_ARB);
-  glBindTexture(GL_TEXTURE_2D,Vhandle);
-  glTexSubImage2D(GL_TEXTURE_2D,0,0,0,UVwidth,UVheight,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,Vdata);
-  glEnable(GL_TEXTURE_2D);
-}
-
-
-void Initialize_Backend(unsigned int Ywidth, unsigned int Yheight, unsigned int UVwidth, unsigned int UVheight, GLenum filter) 
-{
-  printf("Reinitializing register combiner backend with res %d x %d!\n", Ywidth, Yheight);
-  if (!GL_ARB_multitexture_Init()) exit(0);
-  if (!GL_EXT_paletted_texture_Init()) exit(0);
-  if (!GL_NV_register_combiners_Init()) exit(0);
-  unsigned char Ypal[768];
-  unsigned char Upal[768];
-  unsigned char Vpal[768];
-  float bias[4];
-  float Uscale[4];
-  float Vscale[4];
-  GenerateRGBTables(Ypal,Upal,Vpal,bias,Uscale,Vscale);
-  InitYUVPlanes(&Yhandle,&Uhandle,&Vhandle,Ywidth,Yheight,UVwidth,UVheight,filter,Ypal,Upal,Vpal);
-  SetupCombiners();
-  SetConsts(bias,Uscale,Vscale);
-}
-
-
-void initialize(GLenum filter) {
-	glShadeModel(GL_SMOOTH);
-	glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
-	glClearColor(0.0f,0.0f,0.2f,1.0f);
-	Initialize_Backend(Ywidth,Yheight,UVwidth,UVheight,filter);
-}