path: root/meta-emenlow/recipes-graphics/libva/libva-0.31.0/322_libva_glx.patch

commit 8e76000abce070da5f1c902a6290f4ccaa3eccc8
Author: Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
Date:   Fri Sep 18 15:51:08 2009 +0000

    Add C++ guards.

commit bf1ae22ef324fbb347f5369e1ba307e847553fe8
Author: Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
Date:   Fri Sep 18 15:49:55 2009 +0000

    Fix check for GL extensions.

commit df0953a951d8a2e5e4b0a28a95ae0f1ac735726e
Author: Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
Date:   Tue Sep 8 12:25:14 2009 +0000

    Add generic VA/GLX implementation with TFP and FBO.

commit f640b1cf9eab4e5d478239b608ed0d8b68f6c5f6
Author: Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
Date:   Tue Sep 8 12:15:35 2009 +0000

    Move GLX VTable to a new file.

commit 70d9cb6d1aa2fc2dde6646f3b692433e0d93d431
Author: Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
Date:   Fri Aug 28 11:15:51 2009 +0000

    Add OpenGL extensions (v3).

diff --git a/src/glx/Makefile.am b/src/glx/Makefile.am
new file mode 100644
index 0000000..7783d8c
--- /dev/null
+++ b/src/glx/Makefile.am
@@ -0,0 +1,41 @@
+# Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sub license, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+# 
+# The above copyright notice and this permission notice (including the
+# next paragraph) shall be included in all copies or substantial portions
+# of the Software.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+# IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+AM_CFLAGS = -DLINUX -DIN_LIBVA -I$(top_srcdir)/src -I$(top_srcdir)/src/x11
+
+source_c = \
+	va_glx.c		\
+	va_glx_impl.c
+
+source_h = \
+	va_glx.h		\
+	va_backend_glx.h
+
+source_h_priv = \
+	va_glx_impl.h		\
+	va_glx_private.h
+
+noinst_LTLIBRARIES	 = libva_glx.la
+libva_glxincludedir	 = ${includedir}/va
+libva_glxinclude_HEADERS = $(source_h)
+libva_glx_la_SOURCES	 = $(source_c)
+noinst_HEADERS		 = $(source_h_priv)
diff --git a/src/glx/va_backend_glx.h b/src/glx/va_backend_glx.h
new file mode 100644
index 0000000..3885d30
--- /dev/null
+++ b/src/glx/va_backend_glx.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef VA_BACKEND_GLX_H
+#define VA_BACKEND_GLX_H
+
+struct VADriverContext;
+
+struct VADriverVTableGLX {
+    /* Optional: create a surface used for display to OpenGL */
+    VAStatus (*vaCreateSurfaceGLX)(
+        struct VADriverContext *ctx,
+        unsigned int            gl_target,
+        unsigned int            gl_texture,
+        void                  **gl_surface
+    );
+
+    /* Optional: destroy a VA/GLX surface */
+    VAStatus (*vaDestroySurfaceGLX)(
+        struct VADriverContext *ctx,
+        void                   *gl_surface
+    );
+
+    /* Optional: associate a VA surface to a VA/GLX surface */
+    VAStatus (*vaAssociateSurfaceGLX)(
+        struct VADriverContext *ctx,
+        void                   *gl_surface,
+        VASurfaceID             surface,
+        unsigned int            flags
+    );
+
+    /* Optional: deassociate a VA surface from a VA/GLX surface */
+    VAStatus (*vaDeassociateSurfaceGLX)(
+        struct VADriverContext *ctx,
+        void                   *gl_surface
+    );
+
+    /* Optional: synchronize a VA/GLX surface */
+    VAStatus (*vaSyncSurfaceGLX)(
+        struct VADriverContext *ctx,
+        void                   *gl_surface
+    );
+
+    /* Optional: prepare VA/GLX surface for rendering */
+    VAStatus (*vaBeginRenderSurfaceGLX)(
+        struct VADriverContext *ctx,
+        void                   *gl_surface
+    );
+
+    /* Optional: notify the server that the VA/GLX surface is no
+       longer used for rendering */
+    VAStatus (*vaEndRenderSurfaceGLX)(
+        struct VADriverContext *ctx,
+        void                   *gl_surface
+    );
+
+    /* Optional: copy a VA surface to a VA/GLX surface */
+    VAStatus (*vaCopySurfaceGLX)(
+        struct VADriverContext *ctx,
+        void                   *gl_surface,
+        VASurfaceID             surface,
+        unsigned int            flags
+    );
+};
+
+#endif /* VA_BACKEND_GLX_H */
diff --git a/src/glx/va_glx.c b/src/glx/va_glx.c
new file mode 100644
index 0000000..f6ec2c3
--- /dev/null
+++ b/src/glx/va_glx.c
@@ -0,0 +1,295 @@
+/*
+ * Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "va_glx_private.h"
+#include "va_glx_impl.h"
+
+#define INIT_CONTEXT(ctx, dpy) do {                             \
+        if (!vaDisplayIsValid(dpy))                             \
+            return VA_STATUS_ERROR_INVALID_DISPLAY;             \
+                                                                \
+        ctx = ((VADisplayContextP)(dpy))->pDriverContext;       \
+        if (!(ctx))                                             \
+            return VA_STATUS_ERROR_INVALID_DISPLAY;             \
+                                                                \
+        VAStatus status = va_glx_init_context(ctx);             \
+        if (status != VA_STATUS_SUCCESS)                        \
+            return status;                                      \
+    } while (0)
+
+#define INIT_SURFACE(surface, surface_arg) do {                 \
+        surface = (VASurfaceGLXP)(surface_arg);                 \
+        if (!vaSurfaceIsValid(surface))                         \
+            return VA_STATUS_ERROR_INVALID_SURFACE;             \
+    } while (0)
+
+#define INVOKE(ctx, func, args) do {                            \
+        VADriverVTableGLXP vtable;                              \
+        vtable = &VA_DRIVER_CONTEXT_GLX(ctx)->vtable;           \
+        if (!vtable->va##func##GLX)                             \
+            return VA_STATUS_ERROR_UNIMPLEMENTED;               \
+        status = vtable->va##func##GLX args;                    \
+    } while (0)
+
+// Check VADisplay is valid
+static inline int vaDisplayIsValid(VADisplay dpy)
+{
+    VADisplayContextP pDisplayContext = (VADisplayContextP)dpy;
+
+    return (pDisplayContext &&
+            pDisplayContext->vaIsValid &&
+            pDisplayContext->vaIsValid(pDisplayContext));
+}
+
+// Check VASurfaceGLX is valid
+static inline int vaSurfaceIsValid(VASurfaceGLXP pSurfaceGLX)
+{
+    return pSurfaceGLX && pSurfaceGLX->magic == VA_SURFACE_GLX_MAGIC;
+}
+
+// Destroy VA/GLX display context
+static void va_DisplayContextDestroy(VADisplayContextP pDisplayContext)
+{
+    VADisplayContextGLXP pDisplayContextGLX;
+    VADriverContextP     pDriverContext;
+    VADriverContextGLXP  pDriverContextGLX;
+
+    if (!pDisplayContext)
+        return;
+
+    pDriverContext     = pDisplayContext->pDriverContext;
+    pDriverContextGLX  = pDriverContext->glx;
+    if (pDriverContextGLX) {
+        free(pDriverContextGLX);
+        pDriverContext->glx = NULL;
+    }
+
+    pDisplayContextGLX = pDisplayContext->opaque;
+    if (pDisplayContextGLX) {
+        if (pDisplayContextGLX->vaDestroy)
+            pDisplayContextGLX->vaDestroy(pDisplayContext);
+        free(pDisplayContextGLX);
+        pDisplayContext->opaque = NULL;
+    }
+}
+
+// Return a suitable VADisplay for VA API
+VADisplay vaGetDisplayGLX(Display *native_dpy)
+{
+    VADisplay            dpy                = NULL;
+    VADisplayContextP    pDisplayContext    = NULL;
+    VADisplayContextGLXP pDisplayContextGLX = NULL;
+    VADriverContextP     pDriverContext;
+    VADriverContextGLXP  pDriverContextGLX  = NULL;
+
+    dpy = vaGetDisplay(native_dpy);
+    if (!dpy)
+        return NULL;
+    pDisplayContext = (VADisplayContextP)dpy;
+    pDriverContext  = pDisplayContext->pDriverContext;
+
+    pDisplayContextGLX = calloc(1, sizeof(*pDisplayContextGLX));
+    if (!pDisplayContextGLX)
+        goto error;
+
+    pDriverContextGLX = calloc(1, sizeof(*pDriverContextGLX));
+    if (!pDriverContextGLX)
+        goto error;
+
+    pDisplayContextGLX->vaDestroy = pDisplayContext->vaDestroy;
+    pDisplayContext->vaDestroy    = va_DisplayContextDestroy;
+    pDisplayContext->opaque       = pDisplayContextGLX;
+    pDriverContext->glx           = pDriverContextGLX;
+    return dpy;
+
+error:
+    free(pDriverContextGLX);
+    free(pDisplayContextGLX);
+    pDisplayContext->vaDestroy(pDisplayContext);
+    return NULL;
+}
+
+// Create a surface used for display to OpenGL
+VAStatus vaCreateSurfaceGLX(
+    VADisplay dpy,
+    GLenum    target,
+    GLuint    texture,
+    void    **gl_surface
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    /* Make sure it is a valid GL texture object */
+    if (!glIsTexture(texture))
+        return VA_STATUS_ERROR_INVALID_PARAMETER;
+
+    INIT_CONTEXT(ctx, dpy);
+
+    pSurfaceGLX = va_glx_create_surface(ctx, target, texture);
+    if (!pSurfaceGLX)
+        return VA_STATUS_ERROR_ALLOCATION_FAILED;
+
+    INVOKE(ctx, CreateSurface, (ctx, target, texture, &pSurfaceGLX->priv));
+
+    if (status != VA_STATUS_SUCCESS)
+        va_glx_destroy_surface(ctx, &pSurfaceGLX);
+
+    *gl_surface = pSurfaceGLX;
+    return status;
+}
+
+// Destroy a VA/GLX surface
+VAStatus vaDestroySurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    INIT_CONTEXT(ctx, dpy);
+    INIT_SURFACE(pSurfaceGLX, gl_surface);
+
+    INVOKE(ctx, DestroySurface, (ctx, pSurfaceGLX));
+
+    free(pSurfaceGLX);
+    return status;
+}
+
+// Associate a VA surface to a VA/GLX surface
+VAStatus vaAssociateSurfaceGLX(
+    VADisplay    dpy,
+    void        *gl_surface,
+    VASurfaceID  surface,
+    unsigned int flags
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    INIT_CONTEXT(ctx, dpy);
+    INIT_SURFACE(pSurfaceGLX, gl_surface);
+
+    INVOKE(ctx, AssociateSurface, (ctx, pSurfaceGLX, surface, flags));
+
+    if (status == VA_STATUS_SUCCESS)
+        pSurfaceGLX->surface = surface;
+
+    return status;
+}
+
+// Deassociate a VA surface from a VA/GLX surface
+VAStatus vaDeassociateSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    INIT_CONTEXT(ctx, dpy);
+    INIT_SURFACE(pSurfaceGLX, gl_surface);
+
+    INVOKE(ctx, DeassociateSurface, (ctx, pSurfaceGLX));
+
+    if (status == VA_STATUS_SUCCESS)
+        pSurfaceGLX->surface = VA_INVALID_SURFACE;
+
+    return status;
+}
+
+// Synchronize a VA/GLX surface
+VAStatus vaSyncSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    INIT_CONTEXT(ctx, dpy);
+    INIT_SURFACE(pSurfaceGLX, gl_surface);
+
+    INVOKE(ctx, SyncSurface, (ctx, pSurfaceGLX));
+    return status;
+}
+
+// Prepare VA/GLX surface for rendering
+VAStatus vaBeginRenderSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    INIT_CONTEXT(ctx, dpy);
+    INIT_SURFACE(pSurfaceGLX, gl_surface);
+
+    INVOKE(ctx, BeginRenderSurface, (ctx, pSurfaceGLX));
+    return status;
+}
+
+// Notify the server that the VA/GLX surface is no longer used for rendering
+VAStatus vaEndRenderSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    INIT_CONTEXT(ctx, dpy);
+    INIT_SURFACE(pSurfaceGLX, gl_surface);
+
+    INVOKE(ctx, EndRenderSurface, (ctx, pSurfaceGLX));
+    return status;
+}
+
+// Copy a VA surface to a VA/GLX surface
+VAStatus vaCopySurfaceGLX(
+    VADisplay    dpy,
+    void        *gl_surface,
+    VASurfaceID  surface,
+    unsigned int flags
+)
+{
+    VADriverContextP ctx;
+    VASurfaceGLXP pSurfaceGLX;
+    VAStatus status;
+
+    INIT_CONTEXT(ctx, dpy);
+    INIT_SURFACE(pSurfaceGLX, gl_surface);
+
+    INVOKE(ctx, CopySurface, (ctx, pSurfaceGLX, surface, flags));
+    return status;
+}
diff --git a/src/glx/va_glx.h b/src/glx/va_glx.h
new file mode 100644
index 0000000..183ef3a
--- /dev/null
+++ b/src/glx/va_glx.h
@@ -0,0 +1,217 @@
+/*
+ * Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef VA_GLX_H
+#define VA_GLX_H
+
+#ifdef IN_LIBVA
+#include "va.h"
+#else
+#include <va/va.h>
+#endif
+#include <GL/glx.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Return a suitable VADisplay for VA API
+ *
+ * @param[in] dpy the X11 display
+ * @return a VADisplay
+ */
+VADisplay vaGetDisplayGLX(
+    Display *dpy
+);
+
+/**
+ * Create a surface used for display to OpenGL
+ *
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  target     the GL target to which the texture needs to be bound
+ * @param[in]  texture    the GL texture
+ * @param[out] gl_surface the VA/GLX surface
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaCreateSurfaceGLX(
+    VADisplay dpy,
+    GLenum    target,
+    GLuint    texture,
+    void    **gl_surface
+);
+
+/**
+ * Destroy a VA/GLX surface
+ *
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  gl_surface the VA surface
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaDestroySurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+);
+
+/**
+ * Associate a VA surface to a VA/GLX surface
+ *
+ * The association is live until vaDeassociateSurfaceGLX(),
+ * vaCopySurfaceGLX() or the next call to vaBeginPicture() with the
+ * specificed VA surface.
+ * 
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  gl_surface the VA/GLX surface
+ * @param[in]  surface    the VA surface
+ * @param[in]  flags      the PutSurface flags
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaAssociateSurfaceGLX(
+    VADisplay    dpy,
+    void        *gl_surface,
+    VASurfaceID  surface,
+    unsigned int flags
+);
+
+/**
+ * Deassociate a VA surface from a VA/GLX surface
+ *
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  gl_surface the VA surface
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaDeassociateSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+);
+
+/**
+ * Synchronize a VA/GLX surface
+ *
+ * This function blocks until all pending operations on the VA/GLX
+ * surface have been completed.
+ *
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  gl_surface the VA surface
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaSyncSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+);
+
+/**
+ * Prepare VA/GLX surface for rendering
+ *
+ * This function performs an implicit vaSyncSurfaceGLX().
+ *
+ * Implementations using the GLX texture-from-pixmap extension will
+ * generally call glXBindTexImage() here.
+ *
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  gl_surface the VA surface
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaBeginRenderSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+);
+
+/**
+ * Notify the server that the VA/GLX surface is no longer used for
+ * rendering
+ *
+ * Implementations using the GLX texture-from-pixmap extension will
+ * generally call glXReleaseTexImage() here.
+ *
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  gl_surface the VA surface
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaEndRenderSurfaceGLX(
+    VADisplay dpy,
+    void     *gl_surface
+);
+
+/**
+ * Copy a VA surface to a VA/GLX surface
+ *
+ * This function kills any association that was previously made with
+ * vaAssociateSurfaceGLX() and will not return until the copy is
+ * completed.
+ *
+ * Upon successful return, the underlying GL texture will contain the
+ * complete pixels and no call to vaBeginRenderSurfaceGLX() or
+ * vaEndRenderSurfaceGLX() is required.
+ *
+ * The application shall maintain the live GLX context itself.
+ * Implementations are free to use glXGetCurrentContext() and
+ * glXGetCurrentDrawable() functions for internal purposes.
+ *
+ * @param[in]  dpy        the VA display
+ * @param[in]  gl_surface the VA/GLX destination surface
+ * @param[in]  surface    the VA source surface
+ * @param[in]  flags      the PutSurface flags
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus vaCopySurfaceGLX(
+    VADisplay    dpy,
+    void        *gl_surface,
+    VASurfaceID  surface,
+    unsigned int flags
+);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* VA_GLX_H */
diff --git a/src/glx/va_glx_impl.c b/src/glx/va_glx_impl.c
new file mode 100644
index 0000000..d4f9c1d
--- /dev/null
+++ b/src/glx/va_glx_impl.c
@@ -0,0 +1,1168 @@
+/*
+ * Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#define _GNU_SOURCE 1
+#include "va_glx_private.h"
+#include "va_glx_impl.h"
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <assert.h>
+#include <dlfcn.h>
+
+static void va_glx_error_message(const char *format, ...)
+{
+    va_list args;
+    va_start(args, format);
+    fprintf(stderr, "[%s] ", PACKAGE_NAME);
+    vfprintf(stderr, format, args);
+    va_end(args);
+}
+
+// X error trap
+static int x11_error_code = 0;
+static int (*old_error_handler)(Display *, XErrorEvent *);
+
+static int error_handler(Display *dpy, XErrorEvent *error)
+{
+    x11_error_code = error->error_code;
+    return 0;
+}
+
+static void x11_trap_errors(void)
+{
+    x11_error_code    = 0;
+    old_error_handler = XSetErrorHandler(error_handler);
+}
+
+static int x11_untrap_errors(void)
+{
+    XSetErrorHandler(old_error_handler);
+    return x11_error_code;
+}
+
+// Returns a string representation of an OpenGL error
+static const char *gl_get_error_string(GLenum error)
+{
+    static const struct {
+        GLenum val;
+        const char *str;
+    }
+    gl_errors[] = {
+        { GL_NO_ERROR,          "no error" },
+        { GL_INVALID_ENUM,      "invalid enumerant" },
+        { GL_INVALID_VALUE,     "invalid value" },
+        { GL_INVALID_OPERATION, "invalid operation" },
+        { GL_STACK_OVERFLOW,    "stack overflow" },
+        { GL_STACK_UNDERFLOW,   "stack underflow" },
+        { GL_OUT_OF_MEMORY,     "out of memory" },
+#ifdef GL_INVALID_FRAMEBUFFER_OPERATION_EXT
+        { GL_INVALID_FRAMEBUFFER_OPERATION_EXT, "invalid framebuffer operation" },
+#endif
+        { ~0, NULL }
+    };
+
+    int i;
+    for (i = 0; gl_errors[i].str; i++) {
+        if (gl_errors[i].val == error)
+            return gl_errors[i].str;
+    }
+    return "unknown";
+}
+
+static inline int gl_do_check_error(int report)
+{
+    GLenum error;
+    int is_error = 0;
+    while ((error = glGetError()) != GL_NO_ERROR) {
+        if (report)
+            va_glx_error_message("glError: %s caught\n",
+                                 gl_get_error_string(error));
+        is_error = 1;
+    }
+    return is_error;
+}
+
+static inline void gl_purge_errors(void)
+{
+    gl_do_check_error(0);
+}
+
+static inline int gl_check_error(void)
+{
+    return gl_do_check_error(1);
+}
+
+// glGetFloatv() wrapper
+static int gl_get_current_color(float color[4])
+{
+    gl_purge_errors();
+    glGetFloatv(GL_CURRENT_COLOR, color);
+    if (gl_check_error())
+        return -1;
+    return 0;
+}
+
+// glGetIntegerv() wrapper
+static int gl_get_param(GLenum param, unsigned int *pval)
+{
+    GLint val;
+
+    gl_purge_errors();
+    glGetIntegerv(param, &val);
+    if (gl_check_error())
+        return -1;
+    if (pval)
+        *pval = val;
+    return 0;
+}
+
+// glGetTexLevelParameteriv() wrapper
+static int gl_get_texture_param(GLenum param, unsigned int *pval)
+{
+    GLint val;
+
+    gl_purge_errors();
+    glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, param, &val);
+    if (gl_check_error())
+        return -1;
+    if (pval)
+        *pval = val;
+    return 0;
+}
+
+// Returns the OpenGL VTable
+static inline VAOpenGLVTableP gl_get_vtable(VADriverContextP ctx)
+{
+    return &VA_DRIVER_CONTEXT_GLX(ctx)->gl_vtable;
+}
+
+// Lookup for a GLX function
+typedef void (*GLFuncPtr)(void);
+typedef GLFuncPtr (*GLXGetProcAddressProc)(const char *);
+
+static GLFuncPtr get_proc_address_default(const char *name)
+{
+    return NULL;
+}
+
+static GLXGetProcAddressProc get_proc_address_func(void)
+{
+    GLXGetProcAddressProc get_proc_func;
+
+    dlerror();
+    get_proc_func = (GLXGetProcAddressProc)
+        dlsym(RTLD_DEFAULT, "glXGetProcAddress");
+    if (dlerror() == NULL)
+        return get_proc_func;
+
+    get_proc_func = (GLXGetProcAddressProc)
+        dlsym(RTLD_DEFAULT, "glXGetProcAddressARB");
+    if (dlerror() == NULL)
+        return get_proc_func;
+
+    return get_proc_address_default;
+}
+
+static inline GLFuncPtr get_proc_address(const char *name)
+{
+    static GLXGetProcAddressProc get_proc_func = NULL;
+    if (get_proc_func == NULL)
+        get_proc_func = get_proc_address_func();
+    return get_proc_func(name);
+}
+
+// Check for GLX extensions (TFP, FBO)
+static int check_extension(const char *name, const char *ext)
+{
+    const char *end;
+    int name_len, n;
+
+    if (name == NULL || ext == NULL)
+        return 0;
+
+    end = ext + strlen(ext);
+    name_len = strlen(name);
+    while (ext < end) {
+        n = strcspn(ext, " ");
+        if (n == name_len && strncmp(name, ext, n) == 0)
+            return 1;
+        ext += (n + 1);
+    }
+    return 0;
+}
+
+static int check_tfp_extensions(VADriverContextP ctx)
+{
+    const char *gl_extensions;
+    const char *glx_extensions;
+
+    gl_extensions = (const char *)glGetString(GL_EXTENSIONS);
+    if (!check_extension("GL_ARB_texture_non_power_of_two", gl_extensions))
+        return 0;
+
+    glx_extensions = glXQueryExtensionsString(ctx->x11_dpy, ctx->x11_screen);
+    if (!check_extension("GLX_EXT_texture_from_pixmap", glx_extensions))
+        return 0;
+    return 1;
+}
+
+static int check_fbo_extensions(VADriverContextP ctx)
+{
+    const char *gl_extensions;
+
+    gl_extensions = (const char *)glGetString(GL_EXTENSIONS);
+    if (!check_extension("GL_ARB_framebuffer_object", gl_extensions))
+        return 0;
+    if (!check_extension("GL_EXT_framebuffer_object", gl_extensions))
+        return 0;
+    return 1;
+}
+
+// Load GLX extensions
+static int load_tfp_extensions(VADriverContextP ctx)
+{
+    VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx);
+
+    pOpenGLVTable->glx_bind_tex_image = (PFNGLXBINDTEXIMAGEEXTPROC)
+        get_proc_address("glXBindTexImageEXT");
+    if (pOpenGLVTable->glx_bind_tex_image == NULL)
+        return 0;
+    pOpenGLVTable->glx_release_tex_image = (PFNGLXRELEASETEXIMAGEEXTPROC)
+        get_proc_address("glXReleaseTexImageEXT");
+    if (pOpenGLVTable->glx_release_tex_image == NULL)
+        return 0;
+    return 1;
+}
+
+static int load_fbo_extensions(VADriverContextP ctx)
+{
+    VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx);
+
+    pOpenGLVTable->gl_gen_framebuffers = (PFNGLGENFRAMEBUFFERSEXTPROC)
+        get_proc_address("glGenFramebuffersEXT");
+    if (pOpenGLVTable->gl_gen_framebuffers == NULL)
+        return 0;
+    pOpenGLVTable->gl_delete_framebuffers = (PFNGLDELETEFRAMEBUFFERSEXTPROC)
+        get_proc_address("glDeleteFramebuffersEXT");
+    if (pOpenGLVTable->gl_delete_framebuffers == NULL)
+        return 0;
+    pOpenGLVTable->gl_bind_framebuffer = (PFNGLBINDFRAMEBUFFEREXTPROC)
+        get_proc_address("glBindFramebufferEXT");
+    if (pOpenGLVTable->gl_bind_framebuffer == NULL)
+        return 0;
+    pOpenGLVTable->gl_gen_renderbuffers = (PFNGLGENRENDERBUFFERSEXTPROC)
+        get_proc_address("glGenRenderbuffersEXT");
+    if (pOpenGLVTable->gl_gen_renderbuffers == NULL)
+        return 0;
+    pOpenGLVTable->gl_delete_renderbuffers = (PFNGLDELETERENDERBUFFERSEXTPROC)
+        get_proc_address("glDeleteRenderbuffersEXT");
+    if (pOpenGLVTable->gl_delete_renderbuffers == NULL)
+        return 0;
+    pOpenGLVTable->gl_bind_renderbuffer = (PFNGLBINDRENDERBUFFEREXTPROC)
+        get_proc_address("glBindRenderbufferEXT");
+    if (pOpenGLVTable->gl_bind_renderbuffer == NULL)
+        return 0;
+    pOpenGLVTable->gl_renderbuffer_storage = (PFNGLRENDERBUFFERSTORAGEEXTPROC)
+        get_proc_address("glRenderbufferStorageEXT");
+    if (pOpenGLVTable->gl_renderbuffer_storage == NULL)
+        return 0;
+    pOpenGLVTable->gl_framebuffer_renderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC)
+        get_proc_address("glFramebufferRenderbufferEXT");
+    if (pOpenGLVTable->gl_framebuffer_renderbuffer == NULL)
+        return 0;
+    pOpenGLVTable->gl_framebuffer_texture_2d = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC)
+        get_proc_address("glFramebufferTexture2DEXT");
+    if (pOpenGLVTable->gl_framebuffer_texture_2d == NULL)
+        return 0;
+    pOpenGLVTable->gl_check_framebuffer_status = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC)
+        get_proc_address("glCheckFramebufferStatusEXT");
+    if (pOpenGLVTable->gl_check_framebuffer_status == NULL)
+        return 0;
+    return 1;
+}
+
+
+/* ========================================================================= */
+/* === VA/GLX helpers                                                    === */
+/* ========================================================================= */
+
+// OpenGL texture state
+typedef struct OpenGLTextureState *OpenGLTextureStateP;
+
+struct OpenGLTextureState {
+    int    was_enabled;
+    int    was_bound;
+    GLenum target;
+    GLuint old_texture;
+};
+
+// Bind texture, preserve previous texture state
+static int bind_texture(OpenGLTextureStateP ts, GLenum target, GLuint texture)
+{
+    ts->target      = target;
+    ts->old_texture = 0;
+    ts->was_bound   = 0;
+    ts->was_enabled = glIsEnabled(target);
+    if (!ts->was_enabled)
+        glEnable(target);
+
+    GLenum texture_binding;
+    switch (target) {
+    case GL_TEXTURE_1D:
+        texture_binding = GL_TEXTURE_BINDING_1D;
+        break;
+    case GL_TEXTURE_2D:
+        texture_binding = GL_TEXTURE_BINDING_2D;
+        break;
+    case GL_TEXTURE_3D:
+        texture_binding = GL_TEXTURE_BINDING_3D;
+        break;
+    case GL_TEXTURE_RECTANGLE_ARB:
+        texture_binding = GL_TEXTURE_BINDING_RECTANGLE_ARB;
+        break;
+    default:
+        assert(!target);
+        return -1;
+    }
+
+    if (ts->was_enabled && gl_get_param(texture_binding, &ts->old_texture) < 0)
+        return -1;
+
+    ts->was_bound = texture == ts->old_texture;
+    if (!ts->was_bound) {
+        gl_purge_errors();
+        glBindTexture(target, texture);
+        if (gl_check_error())
+            return -1;
+    }
+    return 0;
+}
+
+// Unbind texture, restore previous texture state
+static void unbind_texture(OpenGLTextureStateP ts)
+{
+    if (!ts->was_bound && ts->old_texture)
+        glBindTexture(ts->target, ts->old_texture);
+    if (!ts->was_enabled)
+        glDisable(ts->target);
+}
+
+// Create Pixmaps for GLX texture-from-pixmap extension
+static int create_tfp_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    const unsigned int     width      = pSurfaceGLX->width;
+    const unsigned int     height     = pSurfaceGLX->height;
+    Pixmap                 pixmap     = None;
+    GLXFBConfig           *fbconfig   = NULL;
+    GLXPixmap              glx_pixmap = None;
+    Window                 root_window;
+    XWindowAttributes      wattr;
+    int                   *attrib;
+    int                    n_fbconfig_attribs, x, y, status;
+    unsigned int           border_width, depth, dummy;
+
+    root_window = RootWindow(ctx->x11_dpy, ctx->x11_screen);
+    XGetWindowAttributes(ctx->x11_dpy, root_window, &wattr);
+    pixmap = XCreatePixmap(ctx->x11_dpy, root_window,
+                           width, height, wattr.depth);
+    if (!pixmap)
+        return -1;
+    pSurfaceGLX->pixmap = pixmap;
+
+    x11_trap_errors();
+    status = XGetGeometry(ctx->x11_dpy,
+                          (Drawable)pixmap,
+                          &root_window,
+                          &x,
+                          &y,
+                          &dummy,
+                          &dummy,
+                          &border_width,
+                          &depth);
+    if (x11_untrap_errors() != 0 || status == 0)
+        return -1;
+    if (depth != 24 && depth != 32)
+        return -1;
+
+    int fbconfig_attribs[32] = {
+        GLX_DRAWABLE_TYPE,      GLX_PIXMAP_BIT,
+        GLX_DOUBLEBUFFER,       GL_TRUE,
+        GLX_RENDER_TYPE,        GLX_RGBA_BIT,
+        GLX_X_RENDERABLE,       GL_TRUE,
+        GLX_Y_INVERTED_EXT,     GL_TRUE,
+        GLX_RED_SIZE,           8,
+        GLX_GREEN_SIZE,         8,
+        GLX_BLUE_SIZE,          8,
+        GL_NONE,
+    };
+    for (attrib = fbconfig_attribs; *attrib != GL_NONE; attrib += 2)
+        ;
+    *attrib++ = GLX_DEPTH_SIZE;                         *attrib++ = depth;
+    if (depth == 32) {
+        *attrib++ = GLX_ALPHA_SIZE;                     *attrib++ = 8;
+        *attrib++ = GLX_BIND_TO_TEXTURE_RGBA_EXT;       *attrib++ = GL_TRUE;
+    }
+    else {
+        *attrib++ = GLX_BIND_TO_TEXTURE_RGB_EXT;        *attrib++ = GL_TRUE;
+    }
+    *attrib++ = GL_NONE;
+
+    fbconfig = glXChooseFBConfig(ctx->x11_dpy, ctx->x11_screen, fbconfig_attribs, &n_fbconfig_attribs);
+    if (fbconfig == NULL)
+        return -1;
+
+    int pixmap_attribs[10] = {
+        GLX_TEXTURE_TARGET_EXT, GLX_TEXTURE_2D_EXT,
+        GLX_MIPMAP_TEXTURE_EXT, GL_FALSE,
+        GL_NONE,
+    };
+    for (attrib = pixmap_attribs; *attrib != GL_NONE; attrib += 2)
+        ;
+    *attrib++ = GLX_TEXTURE_FORMAT_EXT;
+    if (depth == 32)
+        *attrib++ = GLX_TEXTURE_FORMAT_RGBA_EXT;
+    else
+        *attrib++ = GLX_TEXTURE_FORMAT_RGB_EXT;
+    *attrib++ = GL_NONE;
+
+    x11_trap_errors();
+    glx_pixmap = glXCreatePixmap(ctx->x11_dpy,
+                                 fbconfig[0],
+                                 pixmap,
+                                 pixmap_attribs);
+    free(fbconfig);
+    if (x11_untrap_errors() != 0)
+        return -1;
+    pSurfaceGLX->glx_pixmap = glx_pixmap;
+    return 0;
+}
+
+// Destroy Pixmaps used for TFP
+static void destroy_tfp_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    if (pSurfaceGLX->glx_pixmap) {
+        glXDestroyPixmap(ctx->x11_dpy, pSurfaceGLX->glx_pixmap);
+        pSurfaceGLX->glx_pixmap = None;
+    }
+
+    if (pSurfaceGLX->pixmap) {
+        XFreePixmap(ctx->x11_dpy, pSurfaceGLX->pixmap);
+        pSurfaceGLX->pixmap = None;
+    }
+}
+
+// Bind GLX Pixmap to texture
+static int bind_pixmap(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx);
+
+    if (pSurfaceGLX->is_bound)
+        return 0;
+
+    x11_trap_errors();
+    pOpenGLVTable->glx_bind_tex_image(ctx->x11_dpy, pSurfaceGLX->glx_pixmap,
+                                      GLX_FRONT_LEFT_EXT, NULL);
+    XSync(ctx->x11_dpy, False);
+    if (x11_untrap_errors() != 0) {
+        va_glx_error_message("failed to bind pixmap\n");
+        return -1;
+    }
+
+    pSurfaceGLX->is_bound = 1;
+    return 0;
+}
+
+// Release GLX Pixmap from texture
+static int unbind_pixmap(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx);
+
+    if (!pSurfaceGLX->is_bound)
+        return 0;
+
+    x11_trap_errors();
+    pOpenGLVTable->glx_release_tex_image(ctx->x11_dpy, pSurfaceGLX->glx_pixmap,
+                                         GLX_FRONT_LEFT_EXT);
+    XSync(ctx->x11_dpy, False);
+    if (x11_untrap_errors() != 0) {
+        va_glx_error_message("failed to release pixmap\n");
+        return -1;
+    }
+
+    pSurfaceGLX->is_bound = 0;
+    return 0;
+}
+
+// Render GLX Pixmap to texture
+static void render_pixmap(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    const unsigned int w = pSurfaceGLX->width;
+    const unsigned int h = pSurfaceGLX->height;
+    float old_color[4];
+
+    gl_get_current_color(old_color);
+    glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
+    glBegin(GL_QUADS);
+    {
+        glTexCoord2f(0.0f, 0.0f); glVertex2i(0, 0);
+        glTexCoord2f(0.0f, 1.0f); glVertex2i(0, h);
+        glTexCoord2f(1.0f, 1.0f); glVertex2i(w, h);
+        glTexCoord2f(1.0f, 0.0f); glVertex2i(w, 0);
+    }
+    glEnd();
+    glColor4fv(old_color);
+}
+
+// Create offscreen surface
+static int create_fbo_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    VAOpenGLVTableP       pOpenGLVTable  = gl_get_vtable(ctx);
+    const GLenum          texture        = pSurfaceGLX->texture;
+    const unsigned int    texture_width  = pSurfaceGLX->width;
+    const unsigned int    texture_height = pSurfaceGLX->height;
+    GLuint fbo, fbo_buffer, fbo_texture;
+    GLenum status;
+
+    glGenTextures(1, &fbo_texture);
+    glBindTexture(GL_TEXTURE_2D, fbo_texture);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, texture_width, texture_height, 0,
+                 GL_BGRA, GL_UNSIGNED_BYTE, NULL);
+
+    pOpenGLVTable->gl_gen_framebuffers(1, &fbo);
+    pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, fbo);
+    pOpenGLVTable->gl_gen_renderbuffers(1, &fbo_buffer);
+    pOpenGLVTable->gl_bind_renderbuffer(GL_RENDERBUFFER_EXT, fbo_buffer);
+
+    glBindTexture(GL_TEXTURE_2D, texture);
+    pOpenGLVTable->gl_framebuffer_texture_2d(GL_FRAMEBUFFER_EXT,
+                                             GL_COLOR_ATTACHMENT0_EXT,
+                                             GL_TEXTURE_2D, texture, 0);
+
+    status = pOpenGLVTable->gl_check_framebuffer_status(GL_DRAW_FRAMEBUFFER_EXT);
+    pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, 0);
+    if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+        return -1;
+
+    pSurfaceGLX->fbo         = fbo;
+    pSurfaceGLX->fbo_buffer  = fbo_buffer;
+    pSurfaceGLX->fbo_texture = fbo_texture;
+    return 0;
+}
+
+// Destroy offscreen surface
+static void destroy_fbo_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx);
+
+    if (pSurfaceGLX->fbo_texture) {
+        glDeleteTextures(1, &pSurfaceGLX->fbo_texture);
+        pSurfaceGLX->fbo_texture = 0;
+    }
+
+    if (pSurfaceGLX->fbo_buffer) {
+        pOpenGLVTable->gl_delete_renderbuffers(1, &pSurfaceGLX->fbo_buffer);
+        pSurfaceGLX->fbo_buffer = 0;
+    }
+
+    if (pSurfaceGLX->fbo) {
+        pOpenGLVTable->gl_delete_framebuffers(1, &pSurfaceGLX->fbo);
+        pSurfaceGLX->fbo = 0;
+    }
+}
+
+// Setup matrices to match the FBO texture dimensions
+static void fbo_enter(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX)
+{
+    VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx);
+    const unsigned int width  = pSurfaceGLX->width;
+    const unsigned int height = pSurfaceGLX->height;
+
+    pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, pSurfaceGLX->fbo);
+    glPushAttrib(GL_VIEWPORT_BIT);
+    glMatrixMode(GL_PROJECTION);
+    glPushMatrix();
+    glLoadIdentity();
+    glMatrixMode(GL_MODELVIEW);
+    glPushMatrix();
+    glLoadIdentity();
+    glViewport(0, 0, width, height);
+    glTranslatef(-1.0f, -1.0f, 0.0f);
+    glScalef(2.0f / width, 2.0f / height, 1.0f);
+
+    glBindTexture(GL_TEXTURE_2D, pSurfaceGLX->fbo_texture);
+}
+
+// Restore original OpenGL matrices
+static void fbo_leave(VADriverContextP ctx)
+{
+    VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx);
+
+    glPopAttrib();
+    glMatrixMode(GL_PROJECTION);
+    glPopMatrix();
+    glMatrixMode(GL_MODELVIEW);
+    glPopMatrix();
+    pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, 0);
+}
+
+// Create VA/GLX surface
+VASurfaceGLXP
+va_glx_create_surface(VADriverContextP ctx, GLenum target, GLuint texture)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VASurfaceGLXP pSurfaceGLX;
+    unsigned int internal_format, border_width, width, height;
+    int is_error = 1;
+
+    /* Make sure binding succeeds, if texture was not already bound */
+    struct OpenGLTextureState ts;
+    if (bind_texture(&ts, target, texture) < 0)
+        goto end;
+
+    pSurfaceGLX = malloc(sizeof(*pSurfaceGLX));
+    if (!pSurfaceGLX)
+        goto end;
+
+    pSurfaceGLX->magic          = VA_SURFACE_GLX_MAGIC;
+    pSurfaceGLX->target         = target;
+    pSurfaceGLX->texture        = texture;
+    pSurfaceGLX->surface        = VA_INVALID_SURFACE;
+    pSurfaceGLX->is_bound       = 0;
+    pSurfaceGLX->pixmap         = None;
+    pSurfaceGLX->glx_pixmap     = None;
+    pSurfaceGLX->fbo            = 0;
+    pSurfaceGLX->fbo_buffer     = 0;
+    pSurfaceGLX->fbo_texture    = 0;
+    pSurfaceGLX->priv           = NULL;
+
+    /* XXX: we don't support other textures than RGBA */
+    if (gl_get_texture_param(GL_TEXTURE_INTERNAL_FORMAT, &internal_format) < 0)
+        goto end;
+    if (internal_format != GL_RGBA)
+        goto end;
+
+    /* Check texture dimensions */
+    if (gl_get_texture_param(GL_TEXTURE_BORDER, &border_width) < 0)
+        goto end;
+    if (gl_get_texture_param(GL_TEXTURE_WIDTH, &width) < 0)
+        goto end;
+    if (gl_get_texture_param(GL_TEXTURE_HEIGHT, &height) < 0)
+        goto end;
+
+    width  -= 2 * border_width;
+    height -= 2 * border_width;
+    if (width == 0 || height == 0)
+        goto end;
+
+    pSurfaceGLX->width  = width;
+    pSurfaceGLX->height = height;
+
+    /* Create Pixmaps for TFP */
+    if (pDriverContextGLX->use_tfp) {
+        if (create_tfp_surface(ctx, pSurfaceGLX) < 0)
+            goto end;
+    }
+
+    /* Create Pixmaps for FBO */
+    if (pDriverContextGLX->use_fbo) {
+        if (create_fbo_surface(ctx, pSurfaceGLX) < 0)
+            goto end;
+    }
+
+    is_error = 0;
+end:
+    if (is_error && pSurfaceGLX)
+        va_glx_destroy_surface(ctx, &pSurfaceGLX);
+
+    unbind_texture(&ts);
+    return pSurfaceGLX;
+}
+
+// Destroy VA/GLX surface
+void va_glx_destroy_surface(VADriverContextP ctx, VASurfaceGLXP *ppSurfaceGLX)
+{
+    VASurfaceGLXP pSurfaceGLX = *ppSurfaceGLX;
+
+    unbind_pixmap(ctx, pSurfaceGLX);
+    destroy_fbo_surface(ctx, pSurfaceGLX);
+    destroy_tfp_surface(ctx, pSurfaceGLX);
+
+    free(pSurfaceGLX);
+    *ppSurfaceGLX = NULL;
+}
+
+
+/* ========================================================================= */
+/* === VA/GLX implementation from the driver (fordward calls)            === */
+/* ========================================================================= */
+
+#define INVOKE(ctx, func, args) do {                    \
+        VADriverVTableGLXP vtable = &(ctx)->vtable.glx; \
+        if (!vtable->va##func##GLX)                     \
+            return VA_STATUS_ERROR_UNIMPLEMENTED;       \
+                                                        \
+        VAStatus status = vtable->va##func##GLX args;   \
+        if (status != VA_STATUS_SUCCESS)                \
+            return status;                              \
+    } while (0)
+
+static VAStatus
+vaCreateSurfaceGLX_impl_driver(
+    VADriverContextP    ctx,
+    GLenum              target,
+    GLuint              texture,
+    void              **gl_surface
+)
+{
+    INVOKE(ctx, CreateSurface, (ctx, target, texture, gl_surface));
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaDestroySurfaceGLX_impl_driver(VADriverContextP ctx, void *gl_surface)
+{
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    INVOKE(ctx, DestroySurface, (ctx, pSurfaceGLX->priv));
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaAssociateSurfaceGLX_impl_driver(
+    VADriverContextP    ctx,
+    void               *gl_surface,
+    VASurfaceID         surface,
+    unsigned int        flags
+)
+{
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    INVOKE(ctx, AssociateSurface, (ctx, pSurfaceGLX->priv, surface, flags));
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaDeassociateSurfaceGLX_impl_driver(VADriverContextP ctx, void *gl_surface)
+{
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    INVOKE(ctx, DeassociateSurface, (ctx, pSurfaceGLX->priv));
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaSyncSurfaceGLX_impl_driver(VADriverContextP ctx, void *gl_surface)
+{
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    INVOKE(ctx, SyncSurface, (ctx, pSurfaceGLX->priv));
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaBeginRenderSurfaceGLX_impl_driver(VADriverContextP ctx, void *gl_surface)
+{
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    INVOKE(ctx, BeginRenderSurface, (ctx, pSurfaceGLX->priv));
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaEndRenderSurfaceGLX_impl_driver(VADriverContextP ctx, void *gl_surface)
+{
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    INVOKE(ctx, EndRenderSurface, (ctx, pSurfaceGLX->priv));
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaCopySurfaceGLX_impl_driver(
+    VADriverContextP    ctx,
+    void               *gl_surface,
+    VASurfaceID         surface,
+    unsigned int        flags
+)
+{
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    INVOKE(ctx, CopySurface, (ctx, pSurfaceGLX->priv, surface, flags));
+    return VA_STATUS_SUCCESS;
+}
+
+#undef INVOKE
+
+
+/* ========================================================================= */
+/* === VA/GLX implementation from libVA (generic and suboptimal path)    === */
+/* ========================================================================= */
+
+static VAStatus
+vaCreateSurfaceGLX_impl_libva(
+    VADriverContextP    ctx,
+    GLenum              target,
+    GLuint              texture,
+    void              **gl_surface
+)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+
+    if (!pDriverContextGLX->use_tfp)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    *gl_surface = NULL;
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaDestroySurfaceGLX_impl_libva(VADriverContextP ctx, void *gl_surface)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+
+    if (!pDriverContextGLX->use_tfp)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaAssociateSurfaceGLX_impl_libva(
+    VADriverContextP    ctx,
+    void               *gl_surface,
+    VASurfaceID         surface,
+    unsigned int        flags
+)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VADriverVTableGLXP vtable = &pDriverContextGLX->vtable;
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+    VAStatus status;
+
+    if (!pDriverContextGLX->use_tfp)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    /* XXX: only support VA_FRAME_PICTURE */
+    if (flags != VA_FRAME_PICTURE)
+        return VA_STATUS_ERROR_FLAG_NOT_SUPPORTED;
+
+    /* XXX: optimise case where we are associating the same VA surface
+       as before an no changed occurred to it */
+    status = vtable->vaDeassociateSurfaceGLX(ctx, gl_surface);
+    if (status != VA_STATUS_SUCCESS)
+        return status;
+
+    x11_trap_errors();
+    status = ctx->vtable.vaPutSurface(ctx,
+                                      surface,
+                                      pSurfaceGLX->pixmap,
+                                      0, 0,
+                                      pSurfaceGLX->width,
+                                      pSurfaceGLX->height,
+                                      0, 0,
+                                      pSurfaceGLX->width,
+                                      pSurfaceGLX->height,
+                                      NULL, 0,
+                                      flags);
+    XSync(ctx->x11_dpy, False);
+    if (x11_untrap_errors() != 0)
+        return VA_STATUS_ERROR_OPERATION_FAILED;
+    if (status != VA_STATUS_SUCCESS)
+        return status;
+
+    pSurfaceGLX->surface = surface;
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaDeassociateSurfaceGLX_impl_libva(VADriverContextP ctx, void *gl_surface)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    if (!pDriverContextGLX->use_tfp)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    if (unbind_pixmap(ctx, pSurfaceGLX) < 0)
+        return VA_STATUS_ERROR_OPERATION_FAILED;
+
+    pSurfaceGLX->surface = VA_INVALID_SURFACE;
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaSyncSurfaceGLX_impl_libva(VADriverContextP ctx, void *gl_surface)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    if (!pDriverContextGLX->use_tfp)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    if (pSurfaceGLX->surface == VA_INVALID_SURFACE)
+        return VA_STATUS_ERROR_INVALID_SURFACE;
+
+    return ctx->vtable.vaSyncSurface(ctx, pSurfaceGLX->surface);
+}
+
+static VAStatus
+vaBeginRenderSurfaceGLX_impl_libva(VADriverContextP ctx, void *gl_surface)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+    VAStatus status;
+
+    if (!pDriverContextGLX->use_tfp)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    status = vaSyncSurfaceGLX_impl_libva(ctx, gl_surface);
+    if (status != VA_STATUS_SUCCESS)
+        return status;
+
+    if (bind_pixmap(ctx, pSurfaceGLX) < 0)
+        return VA_STATUS_ERROR_OPERATION_FAILED;
+
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaEndRenderSurfaceGLX_impl_libva(VADriverContextP ctx, void *gl_surface)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+    VAStatus status;
+
+    if (!pDriverContextGLX->use_tfp)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    if (unbind_pixmap(ctx, pSurfaceGLX) < 0)
+        return VA_STATUS_ERROR_OPERATION_FAILED;
+
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaCopySurfaceGLX_impl_libva(
+    VADriverContextP    ctx,
+    void               *gl_surface,
+    VASurfaceID         surface,
+    unsigned int        flags
+)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VADriverVTableGLXP vtable = &pDriverContextGLX->vtable;
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+    VAStatus status;
+
+    if (!pDriverContextGLX->use_fbo)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    /* XXX: only support VA_FRAME_PICTURE */
+    if (flags != VA_FRAME_PICTURE)
+        return VA_STATUS_ERROR_FLAG_NOT_SUPPORTED;
+
+    /* Associate VA surface */
+    status = vtable->vaAssociateSurfaceGLX(ctx, gl_surface, surface, flags);
+    if (status != VA_STATUS_SUCCESS)
+        return status;
+
+    /* Make sure binding succeeds, if texture was not already bound */
+    struct OpenGLTextureState ts;
+    if (bind_texture(&ts, pSurfaceGLX->target, pSurfaceGLX->texture) < 0)
+        return VA_STATUS_ERROR_OPERATION_FAILED;
+
+    /* Render to FBO */
+    fbo_enter(ctx, pSurfaceGLX);
+    status = vtable->vaBeginRenderSurfaceGLX(ctx, gl_surface);
+    if (status == VA_STATUS_SUCCESS) {
+        render_pixmap(ctx, pSurfaceGLX);
+        status = vtable->vaEndRenderSurfaceGLX(ctx, gl_surface);
+    }
+    fbo_leave(ctx);
+    unbind_texture(&ts);
+    if (status != VA_STATUS_SUCCESS)
+        return status;
+
+    return vtable->vaDeassociateSurfaceGLX(ctx, gl_surface);
+}
+
+
+/* ========================================================================= */
+/* === VA/GLX bind functions implementation with vaCopySurfaceGLX()      === */
+/* ========================================================================= */
+
+static VAStatus
+vaAssociateSurfaceGLX_impl_bind(
+    VADriverContextP    ctx,
+    void               *gl_surface,
+    VASurfaceID         surface,
+    unsigned int        flags
+)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VADriverVTableGLXP vtable = &pDriverContextGLX->vtable;
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+    VAStatus status;
+
+    if (!pDriverContextGLX->has_copy)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    status = vtable->vaCopySurfaceGLX(ctx, gl_surface, surface, flags);
+    if (status != VA_STATUS_SUCCESS)
+        return status;
+
+    pSurfaceGLX->surface = surface;
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaDeassociateSurfaceGLX_impl_bind(VADriverContextP ctx, void *gl_surface)
+{
+    VADriverContextGLXP pDriverContextGLX = VA_DRIVER_CONTEXT_GLX(ctx);
+    VASurfaceGLXP pSurfaceGLX = gl_surface;
+
+    if (!pDriverContextGLX->has_copy)
+        return VA_STATUS_ERROR_UNIMPLEMENTED;
+
+    pSurfaceGLX->surface = VA_INVALID_SURFACE;
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaBeginRenderSurfaceGLX_impl_bind(VADriverContextP ctx, void *gl_surface)
+{
+    /* Surface is already copied into the texture, in vaAssociateSurfaceGLX() */
+    return VA_STATUS_SUCCESS;
+}
+
+static VAStatus
+vaEndRenderSurfaceGLX_impl_bind(VADriverContextP ctx, void *gl_surface)
+{
+    return VA_STATUS_SUCCESS;
+}
+
+
+/* ========================================================================= */
+/* === Private VA/GLX vtable initialization                              === */
+/* ========================================================================= */
+
+// Initialize GLX driver context
+VAStatus va_glx_init_context(VADriverContextP ctx)
+{
+    VADriverContextGLXP glx_ctx = VA_DRIVER_CONTEXT_GLX(ctx);
+    VADriverVTableGLXP  vtable  = &glx_ctx->vtable;
+    int needs_tfp = 0, needs_fbo = 0;
+
+    if (glx_ctx->is_initialized)
+        return VA_STATUS_SUCCESS;
+
+    glx_ctx->has_copy = ctx->vtable.glx.vaCopySurfaceGLX != NULL;
+    glx_ctx->has_bind = (ctx->vtable.glx.vaAssociateSurfaceGLX   != NULL &&
+                         ctx->vtable.glx.vaBeginRenderSurfaceGLX != NULL &&
+                         ctx->vtable.glx.vaEndRenderSurfaceGLX   != NULL &&
+                         ctx->vtable.glx.vaDeassociateSurfaceGLX != NULL);
+
+    switch ((((unsigned int)glx_ctx->has_bind) << 1) | glx_ctx->has_copy) {
+    case 0:
+        /* Full implementation in libVA */
+        needs_tfp = 1;
+        needs_fbo = 1;
+        vtable->vaCreateSurfaceGLX      = vaCreateSurfaceGLX_impl_libva;
+        vtable->vaDestroySurfaceGLX     = vaDestroySurfaceGLX_impl_libva;
+        vtable->vaAssociateSurfaceGLX   = vaAssociateSurfaceGLX_impl_libva;
+        vtable->vaDeassociateSurfaceGLX = vaDeassociateSurfaceGLX_impl_libva;
+        vtable->vaBeginRenderSurfaceGLX = vaBeginRenderSurfaceGLX_impl_libva;
+        vtable->vaEndRenderSurfaceGLX   = vaEndRenderSurfaceGLX_impl_libva;
+        vtable->vaSyncSurfaceGLX        = vaSyncSurfaceGLX_impl_libva;
+        vtable->vaCopySurfaceGLX        = vaCopySurfaceGLX_impl_libva;
+        break;
+    case 1:
+        /* Add bind functions based on vaCopySurfaceGLX() */
+        /* XXX: override vaSyncSurfaceGLX()? */
+        vtable->vaCreateSurfaceGLX      = vaCreateSurfaceGLX_impl_driver;
+        vtable->vaDestroySurfaceGLX     = vaDestroySurfaceGLX_impl_driver;
+        vtable->vaAssociateSurfaceGLX   = vaAssociateSurfaceGLX_impl_bind;
+        vtable->vaDeassociateSurfaceGLX = vaDeassociateSurfaceGLX_impl_bind;
+        vtable->vaBeginRenderSurfaceGLX = vaBeginRenderSurfaceGLX_impl_bind;
+        vtable->vaEndRenderSurfaceGLX   = vaEndRenderSurfaceGLX_impl_bind;
+        vtable->vaSyncSurfaceGLX        = vaSyncSurfaceGLX_impl_driver;
+        vtable->vaCopySurfaceGLX        = vaCopySurfaceGLX_impl_driver;
+        break;
+    case 2:
+        /* Add copy function based on vaBeginRenderSurfaceGLX() et al. */
+        needs_fbo = 1;
+        vtable->vaCreateSurfaceGLX      = vaCreateSurfaceGLX_impl_driver;
+        vtable->vaDestroySurfaceGLX     = vaDestroySurfaceGLX_impl_driver;
+        vtable->vaAssociateSurfaceGLX   = vaAssociateSurfaceGLX_impl_driver;
+        vtable->vaDeassociateSurfaceGLX = vaDeassociateSurfaceGLX_impl_driver;
+        vtable->vaBeginRenderSurfaceGLX = vaBeginRenderSurfaceGLX_impl_driver;
+        vtable->vaEndRenderSurfaceGLX   = vaEndRenderSurfaceGLX_impl_driver;
+        vtable->vaSyncSurfaceGLX        = vaSyncSurfaceGLX_impl_driver;
+        vtable->vaCopySurfaceGLX        = vaCopySurfaceGLX_impl_libva;
+        break;
+    case 3:
+        /* Keep driver bind & copy functions */
+        vtable->vaCreateSurfaceGLX      = vaCreateSurfaceGLX_impl_driver;
+        vtable->vaDestroySurfaceGLX     = vaDestroySurfaceGLX_impl_driver;
+        vtable->vaAssociateSurfaceGLX   = vaAssociateSurfaceGLX_impl_driver;
+        vtable->vaDeassociateSurfaceGLX = vaDeassociateSurfaceGLX_impl_driver;
+        vtable->vaBeginRenderSurfaceGLX = vaBeginRenderSurfaceGLX_impl_driver;
+        vtable->vaEndRenderSurfaceGLX   = vaEndRenderSurfaceGLX_impl_driver;
+        vtable->vaSyncSurfaceGLX        = vaSyncSurfaceGLX_impl_driver;
+        vtable->vaCopySurfaceGLX        = vaCopySurfaceGLX_impl_driver;
+        break;
+    default:
+        /* Fatal error: this cannot happen */
+        assert(0);
+        return VA_STATUS_ERROR_UNKNOWN;
+    }
+
+    glx_ctx->has_tfp = 0;
+    glx_ctx->use_tfp = 0;
+    glx_ctx->has_fbo = 0;
+    glx_ctx->use_fbo = 0;
+
+    if (needs_tfp) {
+        glx_ctx->has_tfp = check_tfp_extensions(ctx);
+        if (!glx_ctx->has_tfp || !load_tfp_extensions(ctx))
+            return VA_STATUS_ERROR_UNIMPLEMENTED;
+        glx_ctx->use_tfp = 1;
+    }
+
+    if (needs_fbo) {
+        glx_ctx->has_fbo = check_fbo_extensions(ctx);
+        if (!glx_ctx->has_fbo || !load_fbo_extensions(ctx))
+            return VA_STATUS_ERROR_UNIMPLEMENTED;
+        glx_ctx->use_fbo = 1;
+    }
+
+    glx_ctx->is_initialized = 1;
+    return VA_STATUS_SUCCESS;
+}
diff --git a/src/glx/va_glx_impl.h b/src/glx/va_glx_impl.h
new file mode 100644
index 0000000..977bfcc
--- /dev/null
+++ b/src/glx/va_glx_impl.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef VA_GLX_IMPL_H
+#define VA_GLX_IMPL_H
+
+/**
+ * Initialize GLX driver context
+ *
+ * @param[in]  ctx        the VA driver context
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus va_glx_init_context(VADriverContextP ctx)
+    ATTRIBUTE_HIDDEN;
+
+/** Create VA/GLX surface */
+VASurfaceGLXP
+va_glx_create_surface(VADriverContextP ctx, GLenum target, GLuint texture)
+    ATTRIBUTE_HIDDEN;
+
+/** Destroy VA/GLX surface */
+void va_glx_destroy_surface(VADriverContextP ctx, VASurfaceGLXP *pSurfaceGLX)
+    ATTRIBUTE_HIDDEN;
+
+#endif /* VA_GLX_IMPL_H */
diff --git a/src/glx/va_glx_private.h b/src/glx/va_glx_private.h
new file mode 100644
index 0000000..8658ad3
--- /dev/null
+++ b/src/glx/va_glx_private.h
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef VA_GLX_PRIVATE_H
+#define VA_GLX_PRIVATE_H
+
+#include "config.h"
+#include "va.h"
+#include "va_backend.h"
+#include "va_x11.h"
+#include "va_glx.h"
+
+#if GLX_GLXEXT_VERSION < 18
+typedef void (*PFNGLXBINDTEXIMAGEEXTPROC)(Display *, GLXDrawable, int, const int *);
+typedef void (*PFNGLXRELEASETEXIMAGEEXTPROC)(Display *, GLXDrawable, int);
+#endif
+
+typedef struct VAOpenGLVTable *VAOpenGLVTableP;
+
+struct VAOpenGLVTable {
+    PFNGLXBINDTEXIMAGEEXTPROC           glx_bind_tex_image;
+    PFNGLXRELEASETEXIMAGEEXTPROC        glx_release_tex_image;
+    PFNGLGENFRAMEBUFFERSEXTPROC         gl_gen_framebuffers;
+    PFNGLDELETEFRAMEBUFFERSEXTPROC      gl_delete_framebuffers;
+    PFNGLBINDFRAMEBUFFEREXTPROC         gl_bind_framebuffer;
+    PFNGLGENRENDERBUFFERSEXTPROC        gl_gen_renderbuffers;
+    PFNGLDELETERENDERBUFFERSEXTPROC     gl_delete_renderbuffers;
+    PFNGLBINDRENDERBUFFEREXTPROC        gl_bind_renderbuffer;
+    PFNGLRENDERBUFFERSTORAGEEXTPROC     gl_renderbuffer_storage;
+    PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC gl_framebuffer_renderbuffer;
+    PFNGLFRAMEBUFFERTEXTURE2DEXTPROC    gl_framebuffer_texture_2d;
+    PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC  gl_check_framebuffer_status;
+};
+
+typedef struct VADisplayContextGLX *VADisplayContextGLXP;
+typedef struct VADriverContextGLX  *VADriverContextGLXP;
+typedef struct VASurfaceGLX        *VASurfaceGLXP;
+typedef struct VADriverVTableGLX   *VADriverVTableGLXP;
+
+struct VADisplayContextGLX {
+    void (*vaDestroy)(VADisplayContextP ctx);
+};
+
+#define VA_DRIVER_CONTEXT_GLX(ctx) ((VADriverContextGLXP)((ctx)->glx))
+
+struct VADriverContextGLX {
+    struct VADriverVTableGLX    vtable;
+    struct VAOpenGLVTable       gl_vtable;
+    unsigned int                is_initialized  : 1;
+    unsigned int                has_copy        : 1;
+    unsigned int                has_bind        : 1;
+    unsigned int                has_tfp         : 1;
+    unsigned int                has_fbo         : 1;
+    unsigned int                use_tfp         : 1;
+    unsigned int                use_fbo         : 1;
+};
+
+/** Unique VASurfaceGLX identifier */
+#define VA_SURFACE_GLX_MAGIC VA_FOURCC('V','A','G','L')
+
+struct VASurfaceGLX {
+    uint32_t     magic;         ///< Magic number identifying a VASurfaceGLX
+    GLenum       target;        ///< GL target to which the texture is bound
+    GLuint       texture;       ///< GL texture
+    VASurfaceID  surface;       ///< Associated VA surface
+    unsigned int width;
+    unsigned int height;
+    int          is_bound;
+    Pixmap       pixmap;
+    GLXPixmap    glx_pixmap;
+    GLuint       fbo;
+    GLuint       fbo_buffer;
+    GLuint       fbo_texture;
+    void        *priv;          ///< Private VA/GLX surface data from driver
+};
+
+#endif /* VA_GLX_PRIVATE_H */