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git-svn-id: https://recordmydesktop.svn.sourceforge.net/svnroot/recordmydesktop/trunk@4 f606c939-3180-4ac9-a4b8-4b8779d57d0a

1 files changed, 90 insertions, 0 deletions

diff --git a/recordmydesktop/src/setbrwindow.c b/recordmydesktop/src/setbrwindow.c
new file mode 100644
index 0000000..13e7de3
--- /dev/null
+++ b/recordmydesktop/src/setbrwindow.c
@@ -0,0 +1,90 @@
+/*********************************************************************************
+*                             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;
+}