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/*********************************************************************************
* recordMyDesktop *
**********************************************************************************
* *
* Copyright (C) 2006 John Varouhakis *
* *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
* *
* *
* *
* For further information contact me at biocrasher@gmail.com *
**********************************************************************************/
#include <recordmydesktop.h>
int SetBRWindow(Display *dpy,BRWindow *brwin,DisplaySpecs *specs,ProgArgs *args){
//before we start recording we have to make sure the ranges are valid
if(args->windowid==0){//root window
//first set it up
brwin->windowid=specs->root;
brwin->geom.x=brwin->geom.y=0;
brwin->geom.width=specs->width;
brwin->geom.height=specs->height;
brwin->rgeom.x=args->x;
brwin->rgeom.y=args->y;
brwin->rgeom.width=((args->width)?args->width:specs->width-brwin->rgeom.x);
brwin->rgeom.height=((args->height)?args->height:specs->height-brwin->rgeom.y);
// brwin->nbytes=(brwin->rgeom.width*brwin->rgeom.height*4);
//and then check validity
if((brwin->rgeom.x+brwin->rgeom.width>specs->width)||
(brwin->rgeom.y+brwin->rgeom.height>specs->height)){
fprintf(stderr,"Window size specification out of bounds!(current resolution:%dx%d)\n",specs->width,specs->height);
return 1;
}
}
else{
Window wchid;
int transl_x,transl_y;
XWindowAttributes attribs;
XGetWindowAttributes(dpy,args->windowid,&attribs);
if((attribs.map_state==IsUnviewable)||(attribs.map_state==IsUnmapped)){
fprintf(stderr,"Window must be mapped and visible!\n");
return 1;
}
XTranslateCoordinates(dpy,specs->root,args->windowid,attribs.x,attribs.y,&transl_x,&transl_y,&wchid);
brwin->windowid=specs->root;
brwin->geom.x=attribs.x-transl_x;
brwin->geom.y=attribs.y-transl_y;
brwin->geom.width=attribs.width;
brwin->geom.height=attribs.height;
if((brwin->geom.x+brwin->geom.width>specs->width)||
(brwin->geom.y+brwin->geom.height>specs->height)){
fprintf(stderr,"Window must be on visible screen area!\n");
return 1;
}
brwin->rgeom.x=brwin->geom.x+args->x;
brwin->rgeom.y=brwin->geom.y+args->y;
brwin->rgeom.width=((args->width)?args->width:brwin->geom.width-args->x);
brwin->rgeom.height=((args->height)?args->height:brwin->geom.height-args->y);
if((args->x+brwin->rgeom.width>brwin->geom.width)||
(args->y+brwin->rgeom.height>brwin->geom.height)){
fprintf(stderr,"Specified Area is larger than window!\n");
return 1;
}
}
//this is needed for theora
//+-8 pixels
brwin->rgeom.width=((((brwin->rgeom.width+16-(brwin->rgeom.width)%16+brwin->rgeom.x)<=specs->width)&&((brwin->rgeom.width)%16>8))?brwin->rgeom.width+16-(brwin->rgeom.width)%16:brwin->rgeom.width-(brwin->rgeom.width)%16);
brwin->rgeom.height=((((brwin->rgeom.height+16-(brwin->rgeom.height)%16+brwin->rgeom.y)<=specs->height)&&((brwin->rgeom.height)%16>8))?brwin->rgeom.height+16-(brwin->rgeom.height)%16:brwin->rgeom.height-(brwin->rgeom.height)%16);
brwin->nbytes=(brwin->rgeom.width*brwin->rgeom.height*4);
return 0;
}
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