mmsfblayer.cpp

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/***************************************************************************
 *   Copyright (C) 2005-2007 Stefan Schwarzer, Jens Schneider,             *
 *                           Matthias Hardt, Guido Madaus                  *
 *                                                                         *
 *   Copyright (C) 2007-2008 BerLinux Solutions GbR                        *
 *                           Stefan Schwarzer & Guido Madaus               *
 *                                                                         *
 *   Copyright (C) 2009-2013 BerLinux Solutions GmbH                       *
 *                                                                         *
 *   Authors:                                                              *
 *      Stefan Schwarzer   <stefan.schwarzer@diskohq.org>,                 *
 *      Matthias Hardt     <matthias.hardt@diskohq.org>,                   *
 *      Jens Schneider     <jens.schneider@diskohq.org>,                   *
 *      Guido Madaus       <guido.madaus@diskohq.org>,                     *
 *      Patrick Helterhoff <patrick.helterhoff@diskohq.org>,               *
 *      René Bählkow       <rene.baehlkow@diskohq.org>                     *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Lesser General Public            *
 *   License version 2.1 as published by the Free Software Foundation.     *
 *                                                                         *
 *   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     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU Lesser General Public      *
 *   License along with this library; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
 **************************************************************************/

#include "mmsgui/fb/mmsfblayer.h"
#include "mmsgui/fb/mmsfb.h"
#include <string.h>
#include <cerrno>

#ifdef __HAVE_XLIB__
#include <sys/shm.h>
#endif


#ifdef  __HAVE_DIRECTFB__
D_DEBUG_DOMAIN( MMS_Layer, "MMS/Layer", "MMS Layer" );
#endif

#ifdef __HAVE_XLIB__
#define GUID_YUV12_PLANAR ('2'<<24)|('1'<<16)|('V'<<8)|'Y')
#include <X11/Xatom.h>
#endif

#include <unistd.h>
#include <stdlib.h>

// static variables
bool MMSFBLayer::firsttime_createsurface        = true;
bool MMSFBLayer::firsttime_createwindow_usealpha= true;
bool MMSFBLayer::firsttime_createwindow_noalpha = true;


#define INITCHECK  if(!this->initialized){MMSFB_SetError(0,"not initialized");return false;}


MMSFBLayer::MMSFBLayer(int id, MMSFBBackend backend, MMSFBOutputType outputtype) {
    // init me
    this->initialized = false;
    this->surface = NULL;
    this->flipflags = MMSFB_FLIP_NONE;
    this->config.avail = false;
    this->config.id = id;
    this->config.backend = backend;
    this->config.outputtype = outputtype;
    this->config.window_pixelformat = MMSFB_PF_ARGB;
    this->config.surface_pixelformat = MMSFB_PF_ARGB;

#if defined(__HAVE_FBDEV__) || defined(__HAVE_KMS__)
    this->mmsfbdev_surface = NULL;
#endif

#ifdef __HAVE_XLIB__
    this->x_image1 = NULL;
    this->x_image2 = NULL;
    this->x_image_scaler = NULL;
    this->scaler = NULL;
#endif
#ifdef __HAVE_XV__
    this->xv_image1 = NULL;
    this->xv_image2 = NULL;
#endif

    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        // get the layer
        DFBResult   dfbres;
        this->dfblayer = NULL;
        if ((dfbres = mmsfb->dfb->GetDisplayLayer(mmsfb->dfb, this->config.id, &this->dfblayer)) != DFB_OK) {
            this->dfblayer = NULL;
            MMSFB_SetError(dfbres, "IDirectFB::GetDisplayLayer(" + iToStr(id) + ") failed");
            return;
        }
        this->initialized = true;
#endif
    }
    else
    if (this->config.backend == MMSFB_BE_FBDEV) {
#ifdef __HAVE_FBDEV__
        if (mmsfb->mmsfbdev) {
            // test layer initialization
            if (!mmsfb->mmsfbdev->testLayer(this->config.id)) {
                MMSFB_SetError(0, "init test of layer " + iToStr(this->config.id) + " failed!");
                return;
            }

            if (this->config.outputtype == MMSFB_OT_OGL) {
                // check layer 0
                if (this->config.id != 0) {
                    MMSFB_SetError(0, "OPENGL support needs layer 0!");
                    return;
                }
            }

            this->initialized = true;
        }
#endif
    }
    if (this->config.backend == MMSFB_BE_KMS) {
#ifdef __HAVE_KMS__
        if (mmsfb->mmskms) {
            // test layer initialization
            if (!mmsfb->mmskms->testLayer(this->config.id)) {
                MMSFB_SetError(0, "init test of layer " + iToStr(this->config.id) + " failed!");
                return;
            }

            if (this->config.outputtype == MMSFB_OT_OGL) {
                // check layer 0
                if (this->config.id != 0) {
                    MMSFB_SetError(0, "OPENGL support needs layer 0!");
                    return;
                }
            }

            this->initialized = true;
        }
#endif
    }
    else
    if (this->config.backend == MMSFB_BE_X11) {
#ifdef __HAVE_XLIB__

        // fill my config partly from mmsfb
        this->config.w = mmsfb->x11_win_rect.w;
        this->config.h = mmsfb->x11_win_rect.h;
        this->config.pixelformat = MMSFB_PF_NONE;
        this->config.buffermode = MMSFB_BM_BACKSYSTEM;
        this->config.options = MMSFB_LO_NONE;
        if (this->config.outputtype == MMSFB_OT_XSHM) {
            // XSHM
            switch (mmsfb->x_depth) {
            case 16:
                this->config.pixelformat = MMSFB_PF_RGB16;
                break;
            case 24:
                this->config.pixelformat = MMSFB_PF_RGB24;
                break;
            case 32:
                this->config.pixelformat = MMSFB_PF_RGB32;
                break;
            }

            this->initialized = true;
        }
        else
        if (this->config.outputtype == MMSFB_OT_XVSHM) {
            // XVSHM
            this->config.pixelformat = MMSFB_PF_YV12;

            this->initialized = true;
        }
        else
        if (this->config.outputtype == MMSFB_OT_OGL) {
            // OPENGL, check layer 0
            if (this->config.id != 0) {
                MMSFB_SetError(0, "OPENGL support needs layer 0!");
                return;
            }

            // fill my config partly from mmsfb
            this->config.w = mmsfb->x11_win_rect.w;
            this->config.h = mmsfb->x11_win_rect.h;
            this->config.pixelformat = MMSFB_PF_ARGB;
            this->config.buffermode = MMSFB_BM_BACKSYSTEM;
            this->config.options = MMSFB_LO_NONE;

            this->initialized = true;
        }
#endif
    }

    // get the current config
    if (this->initialized) {
        MMSFBLayerConfig config;
        getConfiguration(&config);
    }
}


MMSFBLayer::~MMSFBLayer() {
    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        if (this->dfblayer)
            this->dfblayer->Release(this->dfblayer);
#endif
    }
    else
    if ((this->config.backend == MMSFB_BE_FBDEV) || (this->config.backend == MMSFB_BE_KMS)) {
#if defined(__HAVE_FBDEV__) || defined(__HAVE_KMS__)
        if (this->mmsfbdev_surface)
            delete this->mmsfbdev_surface;
#endif
    }
    else {
#ifdef __HAVE_XLIB__
        if (this->config.outputtype == MMSFB_OT_XSHM) {
            // XSHM
            if (this->x_image1)
                XFree(this->x_image1);
            if (this->x_image2)
                XFree(this->x_image2);
        }
        else {
#ifdef __HAVE_XV__
            // XVSHM
            if (this->xv_image1)
                XFree(this->xv_image1);
            if (this->xv_image2)
                XFree(this->xv_image2);
#endif
        }
#endif
    }
}

bool MMSFBLayer::isInitialized() {
    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        return (this->dfblayer != NULL);
#endif
    }
    else {
        return this->initialized;
    }

    return false;
}

bool MMSFBLayer::getID(int *id) {

    // check if initialized
    INITCHECK;

    // get configuration
    MMSFBLayerConfig config;
    if (!getConfiguration(&config))
        return false;

    // fill return values
    *id = this->config.id;

    return true;
}

bool MMSFBLayer::setExclusiveAccess() {

    // check if initialized
    INITCHECK;

    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        DFBResult   dfbres;

        /* set cooperative level to exclusive */
        if ((dfbres=this->dfblayer->SetCooperativeLevel(this->dfblayer, DLSCL_EXCLUSIVE)) != DFB_OK) {
            MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::SetCooperativeLevel(DLSCL_EXCLUSIVE) failed");
            return false;
        }

        return true;
#endif
    }
    else {
        return true;
    }

    return false;
}

bool MMSFBLayer::getConfiguration(MMSFBLayerConfig *config) {

    // check if initialized
    INITCHECK;

    if (this->config.avail) {
        // fill return config
        if (config)
            *config = this->config;
        return true;
    }

    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        DFBResult               dfbres;
        DFBDisplayLayerConfig   dlc;

        /* get configuration */
        if ((dfbres=this->dfblayer->GetConfiguration(this->dfblayer, &dlc)) != DFB_OK) {
            MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::GetConfiguration() failed");
            return false;
        }

        // fill my config
        this->config.avail = true;
        this->config.w = dlc.width;
        this->config.h = dlc.height;
        this->config.pixelformat = getMMSFBPixelFormatFromDFBPixelFormat(dlc.pixelformat);
        this->config.buffermode = getDFBLayerBufferModeString(dlc.buffermode);
        this->config.options = getDFBLayerOptionsString(dlc.options);

#endif
    }
    else {
        this->config.avail = true;
    }

    if (!config) {
        DEBUGMSG("MMSGUI", "Layer properties:");

/*        if (mmsfb->backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
            DEBUGMSG("MMSGUI", " backend:     DFB");
#endif
        }
        else
        if (mmsfb->backend == MMSFB_BACKEND_FBDEV) {
#ifdef __HAVE_FBDEV__
            DEBUGMSG("MMSGUI", " backend:     FBDEV");
#endif
        }
        else {
#ifdef __HAVE_XLIB__
            if (mmsfb->outputtype == MMS_OT_XSHM) {
                // XSHM

                DEBUGMSG("MMSGUI", " backend:     XSHM");
            }
            else {
                // XVSHM

                DEBUGMSG("MMSGUI", " backend:     XVSHM");
            }
#endif
        }
*/

        DEBUGMSG("MMSGUI", " backend:     " + getMMSFBBackendString(this->config.backend));
        DEBUGMSG("MMSGUI", " outputtype:  " + getMMSFBOutputTypeString(this->config.outputtype));

        DEBUGMSG("MMSGUI", " size:        " + iToStr(this->config.w) + "x" + iToStr(this->config.h));

        DEBUGMSG("MMSGUI", " pixelformat: " + getMMSFBPixelFormatString(this->config.pixelformat));

        if (this->config.buffermode!="")
            DEBUGMSG("MMSGUI", " buffermode:  " + this->config.buffermode);
        else
            DEBUGMSG("MMSGUI", " buffermode:  NONE");

        if (this->config.options!="")
            DEBUGMSG("MMSGUI", " options:     " + this->config.options);
        else
            DEBUGMSG("MMSGUI", " options:     NONE");
    }

    // fill return config
    if (config)
        *config = this->config;

    return true;
}

bool MMSFBLayer::getResolution(int *w, int *h) {

    // check if initialized
    INITCHECK;

    /* get configuration */
    MMSFBLayerConfig config;
    if (!getConfiguration(&config))
        return false;

    /* fill return values */
    *w = this->config.w;
    *h = this->config.h;

    return true;
}

bool MMSFBLayer::getPixelFormat(MMSFBSurfacePixelFormat *pixelformat) {

    // check if initialized
    INITCHECK;

    /* get configuration */
    MMSFBLayerConfig config;
    if (!getConfiguration(&config))
        return false;

    /* fill return values */
    *pixelformat = this->config.pixelformat;

    return true;
}

bool MMSFBLayer::setConfiguration(int w, int h, MMSFBSurfacePixelFormat pixelformat, string buffermode, string options,
                                  MMSFBSurfacePixelFormat window_pixelformat, MMSFBSurfacePixelFormat surface_pixelformat) {

    // check if initialized
    INITCHECK;
    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        // get configuration
        MMSFBLayerConfig config;
        if (!getConfiguration(&config))
            return false;

        // change the config of the layer only, if the attributes are changed
        if (config.w != w || config.h != h || config.pixelformat != pixelformat || config.buffermode != buffermode) {
            // change config data
            DFBResult dfbres;
            DFBDisplayLayerConfig dlc;
            dlc.flags = DLCONF_NONE;
            dlc.width = w;
            dlc.height = h;
            dlc.pixelformat = getDFBPixelFormatFromMMSFBPixelFormat(pixelformat);
            dlc.buffermode = getDFBLayerBufferModeFromString(buffermode);
            dlc.options = getDFBLayerOptionsFromString(options);

            if (dlc.width > 0)
                dlc.flags = (DFBDisplayLayerConfigFlags)(dlc.flags | DLCONF_WIDTH);
            if (dlc.height > 0)
                dlc.flags = (DFBDisplayLayerConfigFlags)(dlc.flags | DLCONF_HEIGHT);
            if (dlc.pixelformat != DSPF_UNKNOWN)
                dlc.flags = (DFBDisplayLayerConfigFlags)(dlc.flags | DLCONF_PIXELFORMAT);
            if (dlc.buffermode != DLBM_UNKNOWN)
                dlc.flags = (DFBDisplayLayerConfigFlags)(dlc.flags | DLCONF_BUFFERMODE);
          //  if (dlc.options != DLOP_NONE) {
                DEBUGOUT("\nSET OPTIONS 0x%08x!!!!\n", dlc.options);
                dlc.flags = (DFBDisplayLayerConfigFlags)(dlc.flags | DLCONF_OPTIONS);
          //  }

            // test configuration
            DFBDisplayLayerConfigFlags failedFlags;
            if ((dfbres=this->dfblayer->TestConfiguration(this->dfblayer, &dlc, &failedFlags)) != DFB_OK) {
                if(failedFlags & DLCONF_PIXELFORMAT) {
                    MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::TestConfiguration(" + iToStr(w) + "x" + iToStr(h) + "," + getMMSFBPixelFormatString(pixelformat) + "," + buffermode + "," + options + ") failed");
                    DEBUGMSG("MMSGUI", "Your configuration contains a pixelformat that is not supported.");
                    return false;
                }
                if(failedFlags & DLCONF_BUFFERMODE) {
                    MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::TestConfiguration(" + iToStr(w) + "x" + iToStr(h) + "," + getMMSFBPixelFormatString(pixelformat) + "," + buffermode + "," + options + ") failed");
                    DEBUGMSG("MMSGUI", "Your configuration contains a buffermode that is not supported.");
                    return false;
                }
                if(failedFlags & DLCONF_OPTIONS) {
                    MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::TestConfiguration(" + iToStr(w) + "x" + iToStr(h) + "," + getMMSFBPixelFormatString(pixelformat) + "," + buffermode + "," + options + ") failed");
                    DEBUGMSG("MMSGUI", "Your configuration contains options that are not supported.");
                    return false;
                }

                /* check if desired resolution is unsupported */
                if(failedFlags & DLCONF_WIDTH)
                    dlc.flags = (DFBDisplayLayerConfigFlags)(dlc.flags & ~DLCONF_WIDTH);
                if(failedFlags & DLCONF_HEIGHT)
                    dlc.flags = (DFBDisplayLayerConfigFlags)(dlc.flags & ~DLCONF_HEIGHT);
                if ((dfbres=this->dfblayer->TestConfiguration(this->dfblayer, &dlc, &failedFlags)) != DFB_OK) {
                    MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::TestConfiguration(" + iToStr(w) + "x" + iToStr(h) + "," + getMMSFBPixelFormatString(pixelformat) + "," + buffermode + "," + options + ") failed");
                    return false;
                }
                DEBUGMSG("MMSGUI", "Your configuration contains a resolution that is not supported.");
            }

            // set configuration
            if((dfbres = this->dfblayer->SetConfiguration(this->dfblayer, &dlc)) != DFB_OK) {
                MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::SetConfiguration(" + iToStr(w) + "x" + iToStr(h) + "," + getMMSFBPixelFormatString(pixelformat) + "," + buffermode + "," + options + ") failed");
                return false;
            }
        }

        // get configuration
        this->config.avail = false;
        if (!getConfiguration())
            return false;

        // set background
        this->dfblayer->SetBackgroundMode(this->dfblayer, DLBM_COLOR);
        this->dfblayer->SetBackgroundColor(this->dfblayer, 0, 0, 0, 0);

        // set special config
        this->config.window_pixelformat = window_pixelformat;
        this->config.surface_pixelformat = surface_pixelformat;

        return true;
#endif
    }
    else
    if (this->config.backend == MMSFB_BE_FBDEV) {
#ifdef __HAVE_FBDEV__
        if (!mmsfb->mmsfbdev)
            return false;

        // initializing layer
        if (!mmsfb->mmsfbdev->initLayer(this->config.id, w, h, pixelformat,
            (buffermode == MMSFB_BM_BACKVIDEO)?1:(buffermode == MMSFB_BM_TRIPLE)?2:0)) {
            MMSFB_SetError(0, "init layer " + iToStr(this->config.id) + " failed!");
            return false;
        }

        // get fb memory ptr
        MMSFBSurfacePlanesBuffer buffers;
        memset(&buffers, 0, sizeof(buffers));
        if (!mmsfb->mmsfbdev->getFrameBufferPtr(this->config.id, buffers, &this->config.w, &this->config.h)) {
            MMSFB_SetError(0, "getFrameBufferPtr() failed");
            return false;
        }
        mmsfb->mmsfbdev->getPixelFormat(this->config.id, &this->config.pixelformat);
        this->config.buffermode = buffermode;
        this->config.options = MMSFB_LO_NONE;

        // create a new surface instance for the framebuffer memory
        this->mmsfbdev_surface = new MMSFBSurface(this->config.w, this->config.h, this->config.pixelformat,
                                                  MMSFB_MAX_SURFACE_PLANES_BUFFERS - 1, buffers);
        if (!this->mmsfbdev_surface) {
            MMSFB_SetError(0, "cannot create new instance of MMSFBSurface");
            return false;
        }

        if (this->config.outputtype == MMSFB_OT_OGL) {
            // we must switch extended accel off
            this->mmsfbdev_surface->setExtendedAcceleration(false);
        }
        else {
            // we must switch extended accel on
            this->mmsfbdev_surface->setExtendedAcceleration(true);
        }

        // mark this surface as a layer surface
        this->mmsfbdev_surface->setLayerSurface();

        if (this->config.outputtype == MMSFB_OT_OGL) {
#ifdef __HAVE_OPENGL__
#ifdef __HAVE_EGL__
            // initialize the backend interface server
            mmsfb->bei->init();
#endif
#endif
        }

        // get configuration
        this->config.avail = false;
        if (!getConfiguration()) {
            printf("getconfiguration failed!");
            return false;
        }


        // set special config
        this->config.window_pixelformat = window_pixelformat;
        this->config.surface_pixelformat = surface_pixelformat;


        return true;
#endif
    }
    else
    if (this->config.backend == MMSFB_BE_KMS) {
#ifdef __HAVE_KMS__
        if (!mmsfb->mmskms)
            return false;

        // initializing layer
        if (!mmsfb->mmskms->initLayer(this->config.id, w, h, pixelformat,
            (buffermode == MMSFB_BM_BACKVIDEO)?1:(buffermode == MMSFB_BM_TRIPLE)?2:0)) {
            MMSFB_SetError(0, "init layer " + iToStr(this->config.id) + " failed!");
            return false;
        }

        // get fb memory ptr
        MMSFBSurfacePlanesBuffer buffers;
        memset(&buffers, 0, sizeof(buffers));
        if (!mmsfb->mmskms->getFrameBufferPtr(this->config.id, buffers, &this->config.w, &this->config.h)) {
            MMSFB_SetError(0, "getFrameBufferPtr() failed");
            return false;
        }
        mmsfb->mmskms->getPixelFormat(this->config.id, &this->config.pixelformat);
        this->config.buffermode = buffermode;
        this->config.options = MMSFB_LO_NONE;

        // create a new surface instance for the framebuffer memory
        this->mmsfbdev_surface = new MMSFBSurface(this->config.w, this->config.h, this->config.pixelformat,
                                                  MMSFB_MAX_SURFACE_PLANES_BUFFERS - 1, buffers);
        if (!this->mmsfbdev_surface) {
            MMSFB_SetError(0, "cannot create new instance of MMSFBSurface");
            return false;
        }

        if (this->config.outputtype == MMSFB_OT_OGL) {
            // we must switch extended accel off
            this->mmsfbdev_surface->setExtendedAcceleration(false);
        }
        else {
            // we must switch extended accel on
            this->mmsfbdev_surface->setExtendedAcceleration(true);
        }

        // mark this surface as a layer surface
        this->mmsfbdev_surface->setLayerSurface();

        if (this->config.outputtype == MMSFB_OT_OGL) {
#ifdef __HAVE_OPENGL__
#ifdef __HAVE_EGL__
            // initialize the backend interface server
            mmsfb->bei->init();
#endif
#endif
        }

        // get configuration
        this->config.avail = false;
        if (!getConfiguration()) {
            printf("getconfiguration failed!");
            return false;
        }


        // set special config
        this->config.window_pixelformat = window_pixelformat;
        this->config.surface_pixelformat = surface_pixelformat;


        return true;
#endif
    }
    else {
#ifdef __HAVE_XLIB__
        // get configuration
        this->config.avail = false;
        if (!getConfiguration())
            return false;
        printf("setConfiguration called for id: %d\n", this->config.id);

        // if we use XLIB, currently we cannot change the layer attributes
        this->config.window_pixelformat = window_pixelformat;
        this->config.surface_pixelformat = surface_pixelformat;
        this->config.pixelformat = pixelformat;

        XLockDisplay(mmsfb->x_display);

        Colormap colormap;
        Window root = RootWindow(mmsfb->x_display, mmsfb->x_screen);





        if(config.pixelformat == MMSFB_PF_ARGB) {
//TODO: change the ifdef, what to do if XRenderComposite not available?
#ifdef __HAVE_XV__
            //check the composite extension
            int major, minor;
            if (!XCompositeQueryVersion(mmsfb->x_display,&major, &minor)) {
                    printf("No Composite extension available, and ARGB is requested for Window Pixelformat\n");
                    return false;
            } else {
                printf("Composite: %d.%d\n", major, minor);
            }

            //go for rgba visual
            if (!XRenderQueryVersion(mmsfb->x_display, &major, &minor)) {
                printf("no render extension available, just go for rgba visual \n");
                return false;
            } else {
                printf("render extension: %d.%d\n", major, minor);

                //get rgba picture
                /* lookup a ARGB picture format */
                pict_format = NULL;
                XRenderPictFormat *pict_visualformat = NULL;
                XRenderPictFormat pf;
                XVisualInfo xvinfo_template;
                XVisualInfo *xvinfos;

                pict_format = XRenderFindStandardFormat(mmsfb->x_display, PictStandardARGB32);
                if (pict_format == NULL) {
                    fprintf(stderr, "Can't find standard format for ARGB32\n");

                    /* lookup an other ARGB picture format */
                    pf.type = PictTypeDirect;
                    pf.depth = 32;

                    pf.direct.alphaMask = 0xff;
                    pf.direct.redMask = 0xff;
                    pf.direct.greenMask = 0xff;
                    pf.direct.blueMask = 0xff;

                    pf.direct.alpha = 24;
                    pf.direct.red = 16;
                    pf.direct.green = 8;
                    pf.direct.blue = 0;

                    pict_format = XRenderFindFormat(mmsfb->x_display,(PictFormatType | PictFormatDepth |PictFormatRedMask | PictFormatRed |
                                                   PictFormatGreenMask | PictFormatGreen |PictFormatBlueMask | PictFormatBlue |PictFormatAlphaMask | PictFormatAlpha),
                                                    &pf, 0);

                    if (pict_format == NULL) {
                        fprintf(stderr, "Can't find format for ARGB32\n");
                        this->initialized = false;
                        return false;
                    }
                }

                /* try to lookup a RGBA visual */
                int count = 0;
                xvinfo_template.screen = mmsfb->x_screen;
                xvinfo_template.depth = 32;
                xvinfo_template.bits_per_rgb = 8;

                xvinfos = XGetVisualInfo(mmsfb->x_display, (VisualScreenMask | VisualDepthMask | VisualBitsPerRGBMask), &xvinfo_template, &count);
                if (xvinfos == NULL) {
                    fprintf(stderr, "No visual matching criteria\n");
                } else {
                    for(int i = 0; i < count; i++) {
                        pict_visualformat = XRenderFindVisualFormat(mmsfb->x_display, xvinfos[i].visual);
                        if (pict_visualformat != NULL && pict_visualformat->id == pict_format->id) {

                                this->x_visual=xvinfos[i].visual;
                                break;
                        }
                    }
                }

                /* create/get the colormap associated to the visual */
                colormap = XCreateColormap(mmsfb->x_display,
                             root,
                             this->x_visual,
                             AllocNone);

                XInstallColormap(mmsfb->x_display, colormap);

                XSetWindowAttributes x_window_attr;
                x_window_attr.event_mask        = StructureNotifyMask | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |PointerMotionMask|EnterWindowMask|ResizeRedirectMask;
                x_window_attr.background_pixel  = 0;
                x_window_attr.border_pixel      = 0;
                x_window_attr.colormap = colormap;
                unsigned long x_window_mask;
                // create window;
                if(mmsfb->fullscreen == MMSFB_FSM_TRUE) {
                    x_window_mask = CWBackPixel | CWBorderPixel |  CWEventMask /*|CWOverrideRedirect*/|CWColormap;
                    //x_window_attr.override_redirect = True;

                    this->x_window = XCreateWindow(mmsfb->x_display,DefaultRootWindow(mmsfb->x_display) , 0, 0, mmsfb->display_w, mmsfb->display_h, 0, 32,
                                                   InputOutput, this->x_visual, x_window_mask, &x_window_attr);
                    this->x_window_w = mmsfb->display_w;
                    this->x_window_h = mmsfb->display_h;

                    Atom the_atom = XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE_SPLASH", False);
                    XChangeProperty(mmsfb->x_display, this->x_window,XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE", False), XInternAtom(mmsfb->x_display, "ATOM[]/32", False), 32, PropModePrepend, (unsigned char*) &the_atom,1);

                    XSetWMProtocols(mmsfb->x_display, this->x_window, &the_atom, 1);

                } else {
                    x_window_mask = CWBackPixel | CWBorderPixel |  CWEventMask /*|CWOverrideRedirect*/ | CWColormap;
                    //x_window_attr.override_redirect = True;

                    this->x_window = XCreateWindow(mmsfb->x_display, DefaultRootWindow(mmsfb->x_display), mmsfb->x11_win_rect.x, mmsfb->x11_win_rect.y, mmsfb->x11_win_rect.w, mmsfb->x11_win_rect.h, 0, 32,
                                                   InputOutput, this->x_visual, x_window_mask, &x_window_attr);
                    this->x_window_w = mmsfb->x11_win_rect.w;
                    this->x_window_h = mmsfb->x11_win_rect.h;
                }

                Atom the_atom = XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE_SPLASH", False);
                XChangeProperty(mmsfb->x_display, this->x_window,XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE", False), XInternAtom(mmsfb->x_display, "ATOM[]/32", False), 32, PropModePrepend, (unsigned char*) &the_atom,1);

                XSetWMProtocols(mmsfb->x_display, this->x_window, &the_atom, 1);

                XFlush(mmsfb->x_display);
                XSync(mmsfb->x_display, False);

                XGCValues gcvalues;
                  /* create the graphic context */
                  gcvalues.foreground = None;
                  gcvalues.background = None;
                  gcvalues.function = GXcopy;
                  gcvalues.plane_mask = XAllPlanes();
                  gcvalues.clip_mask = None;

                this->x_gc = XCreateGC(mmsfb->x_display, this->x_window, 0, NULL);

                XRenderPictureAttributes pict_attr;
                pict_attr.component_alpha = False;

                /* create pixmaps */
                pixmap = XCreatePixmap(mmsfb->x_display, this->x_window,mmsfb->x11_win_rect.w, mmsfb->x11_win_rect.h, 32);


                this->x_pixmap_pict = XRenderCreatePicture(mmsfb->x_display,
                                   pixmap,
                                   pict_format,
                                   CPComponentAlpha,
                                   &pict_attr);

                this->x_window_pict = XRenderCreatePicture(mmsfb->x_display,
                                   this->x_window,
                                   pict_format,
                                   CPComponentAlpha,
                                   &pict_attr);

                // create x11 buffer #1
                this->x_image1 = XShmCreateImage(mmsfb->x_display, this->x_visual, 32, ZPixmap,
                                                 NULL, &this->x_shminfo1, this->config.w, this->config.h);
                if (!this->x_image1) {
                    XUnlockDisplay(mmsfb->x_display);
                    MMSFB_SetError(0, "XShmCreateImage() failed");
                    return false;
                }

                // map shared memory for x-server communication
                this->x_shminfo1.shmid    = shmget(IPC_PRIVATE, this->x_image1->bytes_per_line * this->x_image1->height, IPC_CREAT | 0777);
                this->x_shminfo1.shmaddr  = this->x_image1->data = (char *)shmat(this->x_shminfo1.shmid, 0, 0);
                this->x_shminfo1.readOnly = False;

                // attach the x-server to that segment
                if (!XShmAttach(mmsfb->x_display, &this->x_shminfo1)) {
                    shmctl(this->x_shminfo1.shmid, IPC_RMID, 0);
                    XFree(this->x_image1);
                    this->x_image1 = NULL;
                    XUnlockDisplay(mmsfb->x_display);
                    MMSFB_SetError(0, "XShmAttach() failed");
                    return false;
                }
                shmctl(this->x_shminfo1.shmid, IPC_RMID, 0);

                // create x11 buffer #2
                this->x_image2 = XShmCreateImage(mmsfb->x_display, this->x_visual, 32, ZPixmap,
                                                 NULL, &this->x_shminfo2, this->config.w, this->config.h);
                if (!this->x_image2) {
                    XUnlockDisplay(mmsfb->x_display);
                    MMSFB_SetError(0, "XShmCreateImage() failed");
                    return false;
                }

                // map shared memory for x-server communication
                this->x_shminfo2.shmid    = shmget(IPC_PRIVATE, this->x_image2->bytes_per_line * this->x_image2->height, IPC_CREAT | 0777);
                this->x_shminfo2.shmaddr  = this->x_image2->data = (char *)shmat(this->x_shminfo2.shmid, 0, 0);
                this->x_shminfo2.readOnly = False;

                // attach the x-server to that segment
                if (!XShmAttach(mmsfb->x_display, &this->x_shminfo2)) {
                    shmctl(this->x_shminfo2.shmid, IPC_RMID, 0);
                    XFree(this->x_image2);
                    this->x_image2 = NULL;
                    XUnlockDisplay(mmsfb->x_display);
                    MMSFB_SetError(0, "XShmAttach() failed");
                    return false;
                }
                shmctl(this->x_shminfo2.shmid, IPC_RMID, 0);

                if ((mmsfb->fullscreen == MMSFB_FSM_TRUE || mmsfb->fullscreen == MMSFB_FSM_ASPECT_RATIO)&&(1==0)) {

                    // calc ratio
                    MMSFBRectangle dest;
                    calcAspectRatio(this->config.w, this->config.h, mmsfb->display_w, mmsfb->display_h, dest,
                                    (mmsfb->fullscreen == MMSFB_FSM_ASPECT_RATIO), false);

                    // create scale buffer
                    this->x_image_scaler = XShmCreateImage(mmsfb->x_display, this->x_visual, 32, ZPixmap,
                                                           NULL, &this->x_shminfo_scaler, dest.w, dest.h);
                    if (!this->x_image_scaler) {
                        XUnlockDisplay(mmsfb->x_display);
                        MMSFB_SetError(0, "XShmCreateImage() failed");
                        return false;
                    }

                    // map shared memory for x-server communication
                    this->x_shminfo_scaler.shmid    = shmget(IPC_PRIVATE, this->x_image_scaler->bytes_per_line * this->x_image_scaler->height, IPC_CREAT | 0777);
                    this->x_shminfo_scaler.shmaddr  = this->x_image_scaler->data = (char *)shmat(this->x_shminfo_scaler.shmid, 0, 0);
                    this->x_shminfo_scaler.readOnly = False;

                    // attach the x-server to that segment
                    if (!XShmAttach(mmsfb->x_display, &this->x_shminfo_scaler)) {
                        shmctl(this->x_shminfo_scaler.shmid, IPC_RMID, 0);
                        XFree(this->x_image_scaler);
                        this->x_image_scaler = NULL;
                        XUnlockDisplay(mmsfb->x_display);
                        MMSFB_SetError(0, "XShmAttach() failed");
                        return false;
                    }
                    shmctl(this->x_shminfo_scaler.shmid, IPC_RMID, 0);

                    // create a scaler surface
                    this->scaler = new MMSFBSurface(dest.w, dest.h, this->config.pixelformat,
                                                this->x_image_scaler, NULL, NULL);
                    if (!this->scaler) {
                        XUnlockDisplay(mmsfb->x_display);
                        MMSFB_SetError(0, "cannot create scaler surface");
                        return false;
                    }
                    this->scaler->layer=this;
                    // we must switch extended accel on
                    this->scaler->setExtendedAcceleration(true);
                }
            }

            XFlush(mmsfb->x_display);
            XSync(mmsfb->x_display, False);

            this->impl.x_display = mmsfb->x_display;
            this->impl.x_gc = this->x_gc;
            this->impl.x_window = this->x_window;
            this->impl.w = this->x_window_w;
            this->impl.h = this->x_window_h;
            this->impl.x_screen = mmsfb->x_screen;
#endif
        } else if(config.pixelformat == MMSFB_PF_RGB32 || config.pixelformat == MMSFB_PF_RGB24) {

            this->x_visual = DefaultVisual(mmsfb->x_display, mmsfb->x_screen);
            mmsfb->x_depth=DefaultDepth(mmsfb->x_display, mmsfb->x_screen);
            XSetWindowAttributes x_window_attr;
            x_window_attr.event_mask        = StructureNotifyMask | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |PointerMotionMask|EnterWindowMask|ResizeRedirectMask;
            x_window_attr.background_pixel  = 0;
            x_window_attr.border_pixel      = 0;
            x_window_attr.colormap = colormap;
            unsigned long x_window_mask;
            // create window;
            if(mmsfb->fullscreen == MMSFB_FSM_TRUE) {
                x_window_mask = CWBackPixel | CWBorderPixel |  CWEventMask /*|CWOverrideRedirect*/|CWColormap;
                //x_window_attr.override_redirect = True;

                this->x_window = XCreateWindow(mmsfb->x_display,DefaultRootWindow(mmsfb->x_display) , 0, 0, mmsfb->display_w, mmsfb->display_h, 0, mmsfb->x_depth,
                                               InputOutput, this->x_visual, x_window_mask, &x_window_attr);

                this->x_window_w = mmsfb->display_w;
                this->x_window_h = mmsfb->display_h;

                Atom the_atom = XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE_SPLASH", False);
                XChangeProperty(mmsfb->x_display, this->x_window,XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE", False), XInternAtom(mmsfb->x_display, "ATOM[]/32", False), 32, PropModePrepend, (unsigned char*) &the_atom,1);

                XSetWMProtocols(mmsfb->x_display, this->x_window, &the_atom, 1);

            } else {
                x_window_mask = CWBackPixel | CWBorderPixel |  CWEventMask /*|CWOverrideRedirect*/ | CWColormap;
                //x_window_attr.override_redirect = True;

                this->x_window = XCreateWindow(mmsfb->x_display, DefaultRootWindow(mmsfb->x_display), mmsfb->x11_win_rect.x, mmsfb->x11_win_rect.y, mmsfb->x11_win_rect.w, mmsfb->x11_win_rect.h, 0, mmsfb->x_depth,
                                               InputOutput, this->x_visual, x_window_mask, &x_window_attr);
                this->x_window_w = mmsfb->x11_win_rect.w;
                this->x_window_h = mmsfb->x11_win_rect.h;
            }


            XFlush(mmsfb->x_display);
            XSync(mmsfb->x_display, False);

            this->x_gc = XCreateGC(mmsfb->x_display, this->x_window, 0, NULL);

            // create x11 buffer #1
            this->x_image1 = XShmCreateImage(mmsfb->x_display, this->x_visual, mmsfb->x_depth, ZPixmap,
                                             NULL, &this->x_shminfo1, this->config.w, this->config.h);
            if (!this->x_image1) {
                XUnlockDisplay(mmsfb->x_display);
                MMSFB_SetError(0, "XShmCreateImage() failed");
                return false;
            }

            // map shared memory for x-server communication
            this->x_shminfo1.shmid    = shmget(IPC_PRIVATE, this->x_image1->bytes_per_line * this->x_image1->height, IPC_CREAT | 0777);
            this->x_shminfo1.shmaddr  = this->x_image1->data = (char *)shmat(this->x_shminfo1.shmid, 0, 0);
            this->x_shminfo1.readOnly = False;

            // attach the x-server to that segment
            if (!XShmAttach(mmsfb->x_display, &this->x_shminfo1)) {
                shmctl(this->x_shminfo1.shmid, IPC_RMID, 0);
                XFree(this->x_image1);
                this->x_image1 = NULL;
                XUnlockDisplay(mmsfb->x_display);
                MMSFB_SetError(0, "XShmAttach() failed");
                return false;
            }
            shmctl(this->x_shminfo1.shmid, IPC_RMID, 0);

            // create x11 buffer #2
            this->x_image2 = XShmCreateImage(mmsfb->x_display, this->x_visual, mmsfb->x_depth, ZPixmap,
                                             NULL, &this->x_shminfo2, this->config.w, this->config.h);
            if (!this->x_image2) {
                XUnlockDisplay(mmsfb->x_display);
                MMSFB_SetError(0, "XShmCreateImage() failed");
                return false;
            }

            // map shared memory for x-server communication
            this->x_shminfo2.shmid    = shmget(IPC_PRIVATE, this->x_image2->bytes_per_line * this->x_image2->height, IPC_CREAT | 0777);
            this->x_shminfo2.shmaddr  = this->x_image2->data = (char *)shmat(this->x_shminfo2.shmid, 0, 0);
            this->x_shminfo2.readOnly = False;

            // attach the x-server to that segment
            if (!XShmAttach(mmsfb->x_display, &this->x_shminfo2)) {
                shmctl(this->x_shminfo2.shmid, IPC_RMID, 0);
                XFree(this->x_image2);
                this->x_image2 = NULL;
                XUnlockDisplay(mmsfb->x_display);
                MMSFB_SetError(0, "XShmAttach() failed");
                return false;
            }
            shmctl(this->x_shminfo2.shmid, IPC_RMID, 0);

            if ((mmsfb->fullscreen == MMSFB_FSM_TRUE || mmsfb->fullscreen == MMSFB_FSM_ASPECT_RATIO)&&(1==0)) {

                // calc ratio
                MMSFBRectangle dest;
                calcAspectRatio(this->config.w, this->config.h, mmsfb->display_w, mmsfb->display_h, dest,
                                (mmsfb->fullscreen == MMSFB_FSM_ASPECT_RATIO), false);

                // create scale buffer
                this->x_image_scaler = XShmCreateImage(mmsfb->x_display, this->x_visual, mmsfb->x_depth, ZPixmap,
                                                       NULL, &this->x_shminfo_scaler, dest.w, dest.h);
                if (!this->x_image_scaler) {
                    XUnlockDisplay(mmsfb->x_display);
                    MMSFB_SetError(0, "XShmCreateImage() failed");
                    return false;
                }

                // map shared memory for x-server communication
                this->x_shminfo_scaler.shmid    = shmget(IPC_PRIVATE, this->x_image_scaler->bytes_per_line * this->x_image_scaler->height, IPC_CREAT | 0777);
                this->x_shminfo_scaler.shmaddr  = this->x_image_scaler->data = (char *)shmat(this->x_shminfo_scaler.shmid, 0, 0);
                this->x_shminfo_scaler.readOnly = False;

                // attach the x-server to that segment
                if (!XShmAttach(mmsfb->x_display, &this->x_shminfo_scaler)) {
                    shmctl(this->x_shminfo_scaler.shmid, IPC_RMID, 0);
                    XFree(this->x_image_scaler);
                    this->x_image_scaler = NULL;
                    XUnlockDisplay(mmsfb->x_display);
                    MMSFB_SetError(0, "XShmAttach() failed");
                    return false;
                }
                shmctl(this->x_shminfo_scaler.shmid, IPC_RMID, 0);

                // create a scaler surface
                this->scaler = new MMSFBSurface(dest.w, dest.h, this->config.pixelformat,
                                            this->x_image_scaler, NULL, NULL);
                if (!this->scaler) {
                    XUnlockDisplay(mmsfb->x_display);
                    MMSFB_SetError(0, "cannot create scaler surface");
                    return false;
                }
                this->scaler->layer=this;
                // we must switch extended accel on
                this->scaler->setExtendedAcceleration(true);
            }

            XFlush(mmsfb->x_display);
            XSync(mmsfb->x_display, False);

            this->impl.x_display = mmsfb->x_display;
            this->impl.x_gc = this->x_gc;
            this->impl.x_window = this->x_window;
            this->impl.w = this->x_window_w;
            this->impl.h = this->x_window_h;
            this->impl.x_screen = mmsfb->x_screen;
        } else if(config.pixelformat == MMSFB_PF_YV12) {
#ifdef __HAVE_XV__
            // XVSHM
            unsigned int    p_version,
                            p_release,
                            p_request_base,
                            p_event_base,
                            p_error_base;

            if (XvQueryExtension(mmsfb->x_display, &p_version, &p_release, &p_request_base, &p_event_base, &p_error_base) != Success) {
                MMSFB_SetError(0, "XvQueryExtension() failed");
                fflush(stdout);
                return false;
            }

            unsigned int num_adaptors;
            XvAdaptorInfo *ai;
            if (XvQueryAdaptors(mmsfb->x_display, DefaultRootWindow(mmsfb->x_display), &num_adaptors, &ai)) {
                MMSFB_SetError(0, "XvQueryAdaptors() failed");
                return false;
            }
            printf("DISKO: Available xv adaptors:\n");
            for(unsigned int cnt=0;cnt<num_adaptors;cnt++) {
                /* grab the first port with XvImageMask bit */
                if((mmsfb->xv_port == 0) &&
                   (ai[cnt].type & XvImageMask) &&
                   (XvGrabPort(mmsfb->x_display, ai[cnt].base_id, 0) == Success)) {
                    mmsfb->xv_port = ai[cnt].base_id;
                    printf("  %s (used)\n", ai[cnt].name);
                }
                else
                    printf("  %s\n", ai[cnt].name);
            }
            XvFreeAdaptorInfo(ai);


            // important to set the image width to a multiple of 128
            // a few hardware need this to create a buffer where to U/V planes immediately follows the Y plane
            int image_width = this->config.w & ~0x7f;
            if (this->config.w & 0x7f)
                image_width += 0x80;

            // get id for yv12 pixelformat
            int nFormats, xvPixFormat = (('2'<<24)|('1'<<16)|('V'<<8)|'Y');
            XvImageFormatValues *formats = XvListImageFormats(mmsfb->x_display, mmsfb->xv_port, &nFormats);
            if(formats) {
                for(int i = 0; i < nFormats; i++) {
                    if(formats[i].type == XvYUV && formats[i].format == XvPlanar) {
                        xvPixFormat = formats[i].id;
                        break;
                    }
                }
                XFree(formats);
            }

            // create x11 buffer #1
            this->xv_image1 = XvShmCreateImage(mmsfb->x_display, mmsfb->xv_port, xvPixFormat, 0, image_width, this->config.h, &this->xv_shminfo1);
            if(!this->xv_image1) {
                XUnlockDisplay(mmsfb->x_display);
                MMSFB_SetError(0, "XvShmCreateImage() failed");
                return false;
            }
            if(this->xv_image1->data_size == 0) {
                XFree(this->xv_image1);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                MMSFB_SetError(0, "XvShmCreateImage() returned zero size");
                return false;
            }

            // map shared memory for x-server communication
            this->xv_shminfo1.shmid = shmget(IPC_PRIVATE, this->xv_image1->data_size, IPC_CREAT | 0777);
            if(this->xv_shminfo1.shmid < 0) {
                MMSFB_SetError(0, string("Error in shmget: ") + strerror(errno));
                XFree(this->xv_image1);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                return false;
            }

            this->xv_shminfo1.shmaddr  = this->xv_image1->data = (char *)shmat(this->xv_shminfo1.shmid, 0, 0);
            if(!this->xv_shminfo1.shmaddr || (this->xv_shminfo1.shmaddr == (char*)-1)) {
                MMSFB_SetError(0, string("Error in shmat: ") + strerror(errno));
                XFree(this->xv_image1);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                return false;
            }

            this->xv_shminfo1.readOnly = False;

            // attach the x-server to that segment
            if (!XShmAttach(mmsfb->x_display, &this->xv_shminfo1)) {
                XFree(this->xv_image1);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                MMSFB_SetError(0, "XShmAttach() failed");
                return false;
            }

            //XFlush(mmsfb->x_display);
            XSync(mmsfb->x_display, False);
            shmctl(this->xv_shminfo1.shmid, IPC_RMID, 0);

            // create x11 buffer #2
            this->xv_image2 = XvShmCreateImage(mmsfb->x_display, mmsfb->xv_port, xvPixFormat, 0, image_width, this->config.h, &this->xv_shminfo2);
            if (!this->xv_image2) {
                XFree(this->xv_image1);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                MMSFB_SetError(0, "XvShmCreateImage() failed");
                return false;
            }
            if(this->xv_image2->data_size == 0) {
                XFree(this->xv_image1);
                XFree(this->xv_image2);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                this->xv_image2 = NULL;
                MMSFB_SetError(0, "XvShmCreateImage() returned zero size");
                return false;
            }

            // map shared memory for x-server communication
            this->xv_shminfo2.shmid    = shmget(IPC_PRIVATE, this->xv_image2->data_size, IPC_CREAT | 0777);
            if(this->xv_shminfo2.shmid < 0) {
                MMSFB_SetError(0, string("Error in shmget: ") + strerror(errno));
                XFree(this->xv_image1);
                XFree(this->xv_image2);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                this->xv_image2 = NULL;
                return false;
            }

            this->xv_shminfo2.shmaddr  = this->xv_image2->data = (char *)shmat(this->xv_shminfo2.shmid, 0, 0);
            if(!this->xv_shminfo2.shmaddr || (this->xv_shminfo2.shmaddr == (char*)-1)) {
                MMSFB_SetError(0, string("Error in shmat: ") + strerror(errno));
                XFree(this->xv_image1);
                XFree(this->xv_image2);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                this->xv_image2 = NULL;
                return false;
            }

            this->xv_shminfo2.readOnly = False;

            // attach the x-server to that segment
            if (!XShmAttach(mmsfb->x_display, &this->xv_shminfo2)) {
                XFree(this->xv_image1);
                XFree(this->xv_image2);
                XUnlockDisplay(mmsfb->x_display);
                this->xv_image1 = NULL;
                this->xv_image2 = NULL;
                MMSFB_SetError(0, "XShmAttach() failed");
                return false;
            }

            //XFlush(mmsfb->x_display);
            XSync(mmsfb->x_display, False);
            shmctl(this->xv_shminfo2.shmid, IPC_RMID, 0);

            XSetWindowAttributes x_window_attr;
            unsigned long x_window_mask;
            this->x_visual = DefaultVisual(mmsfb->x_display,mmsfb->x_screen);

            // create window;
            x_window_attr.event_mask        = StructureNotifyMask | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |PointerMotionMask|EnterWindowMask|ResizeRedirectMask;
            x_window_attr.background_pixel  = 0;
            x_window_attr.border_pixel      = 0;
            if(mmsfb->fullscreen == MMSFB_FSM_TRUE) {
                x_window_mask = CWBackPixel | CWBorderPixel |  CWEventMask ; //|CWOverrideRedirect ;
                //x_window_attr.override_redirect = True;
                this->x_window = XCreateWindow(mmsfb->x_display, DefaultRootWindow(mmsfb->x_display), 0, 0, mmsfb->display_w, mmsfb->display_h, 0, CopyFromParent,
                                               InputOutput, this->x_visual, x_window_mask, &x_window_attr);

                this->x_window_w = mmsfb->display_w;
                this->x_window_h = mmsfb->display_h;
                Atom the_atom = XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE_SPLASH", False);
                XChangeProperty(mmsfb->x_display, this->x_window,XInternAtom(mmsfb->x_display, "_NET_WM_WINDOW_TYPE", False), XInternAtom(mmsfb->x_display, "ATOM[]/32", False), 32, PropModePrepend, (unsigned char*) &the_atom,1);

                XSetWMProtocols(mmsfb->x_display, this->x_window, &the_atom, 1);
            } else {
                x_window_mask = CWBackPixel | CWBorderPixel |  CWEventMask ; //|CWOverrideRedirect;
                //x_window_attr.override_redirect = True;
                this->x_window_w = mmsfb->x11_win_rect.w;
                this->x_window_h = mmsfb->x11_win_rect.h;
                this->x_window = XCreateWindow(mmsfb->x_display, DefaultRootWindow(mmsfb->x_display), mmsfb->x11_win_rect.x, mmsfb->x11_win_rect.y, mmsfb->x11_win_rect.w, mmsfb->x11_win_rect.h, 0, CopyFromParent,
                                               InputOutput, this->x_visual, x_window_mask, &x_window_attr);

            }

            this->x_gc = XCreateGC(mmsfb->x_display, this->x_window, 0, 0);

            this->impl.x_display = mmsfb->x_display;
            this->impl.x_gc = this->x_gc;
            this->impl.x_window = this->x_window;
            this->impl.w = this->x_window_w;
            this->impl.h = this->x_window_h;
            this->impl.xv_image1 = this->xv_image1;
            this->impl.xv_image2 = this->xv_image2;
            this->impl.xv_port = mmsfb->xv_port;
            this->impl.x_screen = mmsfb->x_screen;
#endif
        }


        if (this->config.outputtype == MMSFB_OT_OGL) {
#ifdef __HAVE_OPENGL__
#if defined(__HAVE_GLX__) || defined(__HAVE_EGL__)
            XUnlockDisplay(mmsfb->x_display);
            mmsfb->bei->init(mmsfb->x_display, mmsfb->x_screen, this->x_window, mmsfb->x11_win_rect);
            XLockDisplay(mmsfb->x_display);
#endif
#endif
        }

        mmsfb->x_windows[this->config.id] = this->x_window;

        if(this->config.id == 0) {
            mmsfb->input_window = this->x_window;
            XStoreName(mmsfb->x_display, this->x_window, mmsfb->applname.c_str());
            XSetIconName(mmsfb->x_display, this->x_window, mmsfb->appliconname.c_str());
            XClassHint clhi;
            clhi.res_name=(basename((char *)mmsfb->bin.c_str()));
//          clhi.res_name=(char*)"disko";
            clhi.res_class=(char*)"disko";
            XSetClassHint(mmsfb->x_display, this->x_window,&clhi);
            if(!mmsfb->hidden) {
                XMapWindow(mmsfb->x_display, this->x_window);
                XEvent x_event;
                do {
                    XNextEvent(mmsfb->x_display, &x_event);
                }
                while (x_event.type != MapNotify || x_event.xmap.event != this->x_window);

                XRaiseWindow(mmsfb->x_display, this->x_window);
            }
            // hide X cursor
            if (mmsfb->pointer != MMSFB_PM_EXTERNAL) {
                Pixmap bm_no;
                Colormap cmap;
                Cursor no_ptr;
                XColor black, dummy;
                static char bm_no_data[] = {0, 0, 0, 0, 0, 0, 0, 0};

                cmap = DefaultColormap(mmsfb->x_display, DefaultScreen(mmsfb->x_display));
                XAllocNamedColor(mmsfb->x_display, cmap, "black", &black, &dummy);
                bm_no = XCreateBitmapFromData(mmsfb->x_display, this->x_window, bm_no_data, 8, 8);
                no_ptr = XCreatePixmapCursor(mmsfb->x_display, bm_no, bm_no, &black, &black, 0, 0);

                XDefineCursor(mmsfb->x_display, this->x_window, no_ptr);
                XFreeCursor(mmsfb->x_display, no_ptr);
                if (bm_no != None)
                        XFreePixmap(mmsfb->x_display, bm_no);
                XFreeColors(mmsfb->x_display, cmap, &black.pixel, 1, 0);
            }
            if(!mmsfb->hidden)
                XSetInputFocus(mmsfb->x_display, this->x_window,RevertToPointerRoot,CurrentTime);
        } else {
            if(!mmsfb->hidden) {
                XMapWindow(mmsfb->x_display, this->x_window);
                XEvent x_event;
                do {
                    XNextEvent(mmsfb->x_display, &x_event);
                }
                while (x_event.type != MapNotify || x_event.xmap.event != this->x_window);

                XRaiseWindow(mmsfb->x_display, this->x_window);
            }
        }
        XUnlockDisplay(mmsfb->x_display);

        return true;
#endif
    }

    return false;
}

bool MMSFBLayer::setOpacity(unsigned char opacity) {

    // check if initialized
    INITCHECK;

    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        DFBResult   dfbres;

        /* invert the opacity for inverted pixelformats */
        if (this->config.pixelformat == MMSFB_PF_AiRGB) {
            opacity = 255 - opacity;
        }

        /* set the opacity */
        if ((dfbres=this->dfblayer->SetOpacity(this->dfblayer, opacity)) != DFB_OK) {
            MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::SetOpacity(" + iToStr(opacity) + ") failed");
            return false;
        }

        return true;
#endif
    }

    return false;
}

bool MMSFBLayer::setLevel(int level) {

    // check if initialized
    INITCHECK;

    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        DFBResult   dfbres;

        /* set the opacity */
        if ((dfbres=this->dfblayer->SetLevel(this->dfblayer, level)) != DFB_OK) {
            MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::SetLevel(" + iToStr(level) + ") failed");
            return false;
        }
        return true;
#endif
    } else if (this->config.backend == MMSFB_BE_X11) {
#ifdef __HAVE_XLIB__
        XRaiseWindow(mmsfb->x_display, this->x_window);

#endif
    }
    return false;
}

bool MMSFBLayer::getSurface(MMSFBSurface **surface, bool clear) {

    // check if initialized
    INITCHECK;

    if (this->surface) {
        // i have already a surface
        *surface = this->surface;
        DEBUGMSG("MMSGUI", "have already a surface");

        if (clear) {
            // clear the display
            this->surface->lock();
            this->surface->clear();
            this->surface->flip();
            this->surface->unlock();
        }

        return true;
    }

    // reset surface pointer
    *surface = NULL;

    if (this->config.backend == MMSFB_BE_DFB) {
#ifdef  __HAVE_DIRECTFB__
        // get layers surface
        DFBResult           dfbres;
        IDirectFBSurface    *dfbsurface;
        DEBUGMSG("MMSGUI", "calling DFB->GetSurface()");
        if ((dfbres=this->dfblayer->GetSurface(this->dfblayer, &dfbsurface)) != DFB_OK) {
            MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::GetSurface() failed");
            return false;
        }
        DEBUGMSG("MMSGUI", "setting blitting flags");
        dfbsurface->SetBlittingFlags(dfbsurface, DSBLIT_NOFX);

        // create a new surface instance
        *surface = new MMSFBSurface(dfbsurface);
        if (!*surface) {
            dfbsurface->Release(dfbsurface);
            MMSFB_SetError(0, "cannot create new instance of MMSFBSurface");
            return false;
        }
#endif
    }
    else
    if (this->config.backend == MMSFB_BE_FBDEV) {
#ifdef __HAVE_FBDEV__
        if (this->config.outputtype == MMSFB_OT_OGL) {
#ifdef __HAVE_OPENGL__
            // create a new surface instance
            *surface = new MMSFBSurface(this->config.w, this->config.h, MMSFBSurfaceAllocatedBy_ogl);
            if (!*surface) {
                MMSFB_SetError(0, "cannot create new instance of MMSFBSurface for OPENGL");
                return false;
            }
#endif
        }
        else
        if (this->config.buffermode == MMSFB_BM_FRONTONLY) {
            // we have only the front buffer, no backbuffer to be allocated
            *surface = this->mmsfbdev_surface;
            if (!*surface) {
                MMSFB_SetError(0, "layer surface is not initialized");
                return false;
            }
        }
        else
        if (this->config.buffermode == MMSFB_BM_BACKSYSTEM) {
            // create a new backbuffer surface instance
            *surface = new MMSFBSurface(this->config.w, this->config.h, this->config.pixelformat);
            if (!*surface) {
                MMSFB_SetError(0, "cannot create new instance of MMSFBSurface");
                return false;
            }

            // the surface has to know the fbdev surface, so surface->flip() can update the fbdev memory
            (*surface)->config.surface_buffer->mmsfbdev_surface = this->mmsfbdev_surface;

            // we must switch extended accel on
            (*surface)->setExtendedAcceleration(true);
        }
        else {
            // we assume that we have at least one backbuffer in video memory
            *surface = this->mmsfbdev_surface;
            if (!*surface) {
                MMSFB_SetError(0, "layer surface is not initialized");
                return false;
            }

            // the surface has to know the fbdev surface, so surface->flip() can update the fbdev memory
            // here we point to the same surface, in this case the flip can save the memcpy() and
            // can use the hardware panning instead
            (*surface)->config.surface_buffer->mmsfbdev_surface = this->mmsfbdev_surface;
        }
#endif
    }
    else
    if (this->config.backend == MMSFB_BE_KMS) {
#ifdef __HAVE_KMS__
        if (this->config.outputtype == MMSFB_OT_OGL) {
#ifdef __HAVE_OPENGL__
            // create a new surface instance
            *surface = new MMSFBSurface(this->config.w, this->config.h, MMSFBSurfaceAllocatedBy_ogl);
            if (!*surface) {
                MMSFB_SetError(0, "cannot create new instance of MMSFBSurface for OPENGL");
                return false;
            }
#endif
        }
        else
        if (this->config.buffermode == MMSFB_BM_FRONTONLY) {
            // we have only the front buffer, no backbuffer to be allocated
            *surface = this->mmsfbdev_surface;
            if (!*surface) {
                MMSFB_SetError(0, "layer surface is not initialized");
                return false;
            }
        }
        else
        if (this->config.buffermode == MMSFB_BM_BACKSYSTEM) {
            // create a new backbuffer surface instance
            *surface = new MMSFBSurface(this->config.w, this->config.h, this->config.pixelformat);
            if (!*surface) {
                MMSFB_SetError(0, "cannot create new instance of MMSFBSurface");
                return false;
            }

            // the surface has to know the fbdev surface, so surface->flip() can update the fbdev memory
            (*surface)->config.surface_buffer->mmsfbdev_surface = this->mmsfbdev_surface;

            // we must switch extended accel on
            (*surface)->setExtendedAcceleration(true);
        }
        else {
            // we assume that we have at least one backbuffer in video memory
            *surface = this->mmsfbdev_surface;
            if (!*surface) {
                MMSFB_SetError(0, "layer surface is not initialized");
                return false;
            }

            // the surface has to know the fbdev surface, so surface->flip() can update the fbdev memory
            // here we point to the same surface, in this case the flip can save the memcpy() and
            // can use the hardware panning instead
            (*surface)->config.surface_buffer->mmsfbdev_surface = this->mmsfbdev_surface;
        }
#endif
    }
    else
    if (this->config.backend == MMSFB_BE_X11) {
#ifdef __HAVE_XLIB__
        if (this->config.outputtype == MMSFB_OT_OGL) {
#ifdef __HAVE_OPENGL__
            // create a new surface instance
            *surface = new MMSFBSurface(this->config.w, this->config.h, MMSFBSurfaceAllocatedBy_ogl);
            if (!*surface) {
                MMSFB_SetError(0, "cannot create new instance of MMSFBSurface for OPENGL");
                return false;
            }
#endif
        }
        else
        if (isRGBPixelFormat(this->config.pixelformat)) {
            // XSHM
            if ((!this->x_image1)||(!this->x_image2)) {
                MMSFB_SetError(0, "x_image not available, cannot get surface");
                return false;
            }

            // create a new surface instance
            *surface = new MMSFBSurface(this->config.w, this->config.h, this->config.pixelformat,
                                        this->x_image1, this->x_image2, this->scaler);
            if (!*surface) {
                MMSFB_SetError(0, "cannot create new instance of MMSFBSurface");
                return false;
            }

            // we must switch extended accel on
            (*surface)->setExtendedAcceleration(true);
            (*surface)->layer=this;
        }
        else {
#ifdef __HAVE_XV__

            // XVSHM
            if ((!this->xv_image1)||(!this->xv_image2)) {
                MMSFB_SetError(0, "xv_image not available, cannot get surface");
                return false;
            }

            // create a new surface instance
            *surface = new MMSFBSurface(this->config.w, this->config.h, this->config.pixelformat,
                                        this->xv_image1, this->xv_image2);
            if (!*surface) {
                MMSFB_SetError(0, "cannot create new instance of MMSFBSurface");
                return false;
            }

            // we must switch extended accel on
            (*surface)->setExtendedAcceleration(true);
            (*surface)->layer=this;
#endif
        }
#endif
    }

    // save this for the next call
    this->surface = *surface;

    if (this->surface) {
        this->surface->lock();
        // mark this surface as a layer surface
        this->surface->setLayerSurface();

        if (clear) {
            // clear the display
            this->surface->clear();
            this->surface->flip();
        }

        // initialize the flip flags for the layer surface
        this->surface->setFlipFlags(this->flipflags);

        this->surface->unlock();

        return true;
    }

    return false;
}

bool MMSFBLayer::setFlipFlags(MMSFBFlipFlags flags) {
    this->flipflags = flags;

    /* if the layer surface does exist, update it */
    if (this->surface) {
        this->surface->lock();
        this->surface->setFlipFlags(this->flipflags);
        this->surface->unlock();
    }

    return true;
}

bool MMSFBLayer::releaseLayer() {

    // check if initialized
    INITCHECK;

    if (this->config.backend == MMSFB_BE_FBDEV) {
#ifdef __HAVE_FBDEV__
        if (mmsfb->mmsfbdev) {
            return mmsfb->mmsfbdev->releaseLayer(this->config.id);
        }
#endif
    } else if (this->config.backend == MMSFB_BE_KMS) {
#ifdef __HAVE_KMS__
        if (mmsfb->mmskms) {
            return mmsfb->mmskms->releaseLayer(this->config.id);
        }
#endif
    }

    return false;
}

bool MMSFBLayer::restoreLayer() {

    // check if initialized
    INITCHECK;

    if (this->config.backend == MMSFB_BE_FBDEV) {
#ifdef __HAVE_FBDEV__
        if (mmsfb->mmsfbdev) {
            return mmsfb->mmsfbdev->restoreLayer(this->config.id);
        }
#endif
    } else if (this->config.backend == MMSFB_BE_KMS) {
#ifdef __HAVE_KMS__
        if (mmsfb->mmskms) {
            return mmsfb->mmskms->restoreLayer(this->config.id);
        }
#endif
    }

    return false;
}

bool MMSFBLayer::createSurface(MMSFBSurface **surface, int w, int h,
                               MMSFBSurfacePixelFormat pixelformat, int backbuffer) {

    // check if initialized
    INITCHECK;

    if (pixelformat == MMSFB_PF_NONE) {
        pixelformat = this->config.surface_pixelformat;

        if (this->config.outputtype == MMSFB_OT_OGL) {
            pixelformat = MMSFB_PF_ABGR;
        }

/*toberemoved        pixelformat = this->config.pixelformat;
        if (!isAlphaPixelFormat(pixelformat)) {
            // the gui internally needs surfaces with alpha channel
            // now we have to decide if we are working in RGB or YUV color space
            pixelformat = this->config.surface_pixelformat;
            if ((pixelformat == MMSFB_PF_NONE)||((pixelformat != MMSFB_PF_ARGB)&&(pixelformat != MMSFB_PF_AiRGB)&&(pixelformat != MMSFB_PF_AYUV))) {
                // use autodetection
                if (!isRGBPixelFormat(pixelformat))
                    // so switch all non-alpha pixelformats to AYUV
                    pixelformat = MMSFB_PF_AYUV;
                else
                    // so switch all non-alpha pixelformats to ARGB
                    pixelformat = MMSFB_PF_ARGB;
            }
        }
        else
        if (isIndexedPixelFormat(pixelformat))
            // the gui internally needs non-indexed surfaces
            // so switch all indexed pixelformats to ARGB
            pixelformat = MMSFB_PF_ARGB;
*/
    }

    if (firsttime_createsurface) {
        printf("DISKO: Pixelformat %s is used for surfaces.\n", getMMSFBPixelFormatString(pixelformat).c_str());
        firsttime_createsurface = false;
    }
    if (mmsfb->createSurface(surface, w, h, pixelformat, backbuffer, (this->config.buffermode == MMSFB_BM_BACKSYSTEM))) {
        (*surface)->layer = this;
        return true;
    } else {
        return false;
    }
}

bool MMSFBLayer::createWindow(MMSFBWindow **window, int x, int y, int w, int h,
                              MMSFBSurfacePixelFormat pixelformat, bool usealpha, int backbuffer) {

    // check if initialized
    INITCHECK;

    /* check if i am the right layer */
    MMSFBLayer *layer;
    mmsfbwindowmanager->getLayer(&layer);
    if (layer != this) {
        MMSFB_SetError(0, "not the right layer, cannot create MMSFBWindow");
        return false;
    }

    if (pixelformat == MMSFB_PF_NONE) {
        if (usealpha) {
            // use preset window pixelformat
            pixelformat = this->config.window_pixelformat;
        }
        else {
            // use layer pixelformat
            pixelformat = this->config.pixelformat;
/*          if (isAlphaPixelFormat(pixelformat)) {
                // switch all alpha pixelformats to RGB32
                pixelformat = MMSFB_PF_RGB32;
            }
            else
            if (isIndexedPixelFormat(pixelformat)) {
                // switch all indexed pixelformats to RGB32
                pixelformat = MMSFB_PF_RGB32;
            }*/
        }

        if (this->config.outputtype == MMSFB_OT_OGL) {
            pixelformat = MMSFB_PF_ABGR;
        }

    }


    if (usealpha) {
        if (firsttime_createwindow_usealpha) {
            printf("DISKO: Pixelformat %s is used for windows with alphachannel.\n", getMMSFBPixelFormatString(pixelformat).c_str());
            firsttime_createwindow_usealpha = false;
        }
    }
    else
        if (firsttime_createwindow_noalpha) {
            printf("DISKO: Pixelformat %s is used for windows with no alphachannel.\n", getMMSFBPixelFormatString(pixelformat).c_str());
            firsttime_createwindow_noalpha = false;
        }


#ifdef USE_DFB_WINMAN

    DFBResult               dfbres;
    IDirectFBWindow         *dfbwindow;
    DFBWindowDescription    window_desc;

    /* create window description */
    window_desc.flags = (DFBWindowDescriptionFlags)(DWDESC_POSX | DWDESC_POSY | DWDESC_WIDTH | DWDESC_HEIGHT | DWDESC_PIXELFORMAT | DWDESC_CAPS);
    window_desc.posx = x;
    window_desc.posy = y;
    window_desc.width = w;
    window_desc.height = h;
    window_desc.pixelformat = getDFBPixelFormatFromString(pixelformat);

    /* set caps - differs between alpha and non-alpha pixelformats */
    if (!isAlphaPixelFormat(pixelformat)) {
        if (backbuffer)
            window_desc.caps = (DFBWindowCapabilities)(DWCAPS_DOUBLEBUFFER);
        else
            window_desc.caps = (DFBWindowCapabilities)0;
    }
    else {
        if (backbuffer)
            window_desc.caps = (DFBWindowCapabilities)(DWCAPS_DOUBLEBUFFER | DWCAPS_ALPHACHANNEL);
        else
            window_desc.caps = (DFBWindowCapabilities)(DWCAPS_ALPHACHANNEL);
    }

    /* create the window */
    if ((dfbres=this->dfblayer->CreateWindow(this->dfblayer, &window_desc, &dfbwindow)) != DFB_OK) {
        MMSFB_SetError(dfbres, "IDirectFBDisplayLayer::CreateWindow(" + iToStr(w) + "x" + iToStr(h) + "," + getDFBPixelFormatString(window_desc.pixelformat) + ") failed");
        return false;
    }

    /* create a new window instance */
    *window = new MMSFBWindow(dfbwindow, window_desc.posx, window_desc.posy);
    if (!*window) {
        dfbwindow->Release(dfbwindow);
        MMSFB_SetError(0, "cannot create new instance of MMSFBWindow");
        return false;
    }

#endif

#ifdef USE_MMSFB_WINMAN

    // create a window surface
    MMSFBSurface *surface;
    if (!mmsfb->createSurface(&surface, w, h, pixelformat, backbuffer, (this->config.buffermode == MMSFB_BM_BACKSYSTEM)))
        return false;
    surface->layer=this;
    // create a new window instance
    *window = new MMSFBWindow(surface, x, y);
    if (!*window) {
        delete surface;
        MMSFB_SetError(0, "cannot create new instance of MMSFBWindow");
        return false;
    }

    // that is a window surface
    surface->setWinSurface();

    // inform the window manager
    mmsfbwindowmanager->addWindow(*window);

#endif

    return true;
}

void *MMSFBLayer::getImplementation() {
#ifdef __HAVE_XLIB__
    return &(this->impl);
#else
    return NULL;
#endif
}

---