1 files changed, 42 insertions, 0 deletions
diff --git a/recordmydesktop/src/getzpixmap.c b/recordmydesktop/src/getzpixmap.c
index 6deaf15..38ef42d 100644
--- a/recordmydesktop/src/getzpixmap.c
+++ b/recordmydesktop/src/getzpixmap.c
@@ -59,3 +59,45 @@ int GetZPixmap(Display *dpy,
     return 0;
 }
 
+int GetZPixmapSHM(Display *dpy,
+                  Window root,
+                  XShmSegmentInfo *shminfo,
+                  int shm_opcode,
+                  char *data,
+                  int x,
+                  int y,
+                  int width,
+                  int height){
+    xShmGetImageReply reply;
+    xShmGetImageReq *request=NULL;
+    long nbytes;
+
+    LockDisplay(dpy);
+    GetReq(ShmGetImage,request);
+
+    request->reqType=shm_opcode;
+    request->shmReqType=X_ShmGetImage;
+    request->shmseg=shminfo->shmseg;
+
+    request->drawable=root;
+    request->x=x;
+    request->y=y;
+    request->width=width;
+    request->height=height;
+    request->planeMask=AllPlanes;
+    request->format=ZPixmap;
+    request->offset=data-shminfo->shmaddr;
+
+    if((!_XReply(dpy,(xReply *)&reply,0,xFalse))||(!reply.length)){
+        UnlockDisplay(dpy);
+        SyncHandle();
+        return 1;
+    }
+
+    nbytes=(long)reply.length << 2;
+    _XReadPad(dpy,data,nbytes);
+    UnlockDisplay(dpy);
+    SyncHandle();
+
+    return 0;
+}