X-Git-Url: https://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=cinelerra-5.1%2Fguicast%2Fvicon.C;h=c0d9dfa34a0d061a184200edec85a4308b96748c;hb=83b70dd60863377cb281e6be5206304e10373e30;hp=9d6b94e0ed0add20e2721b3437d1499d0605b680;hpb=9303c74f396d12f0fb48639ff6a835824cbc5987;p=goodguy%2Fcinelerra.git

diff --git a/cinelerra-5.1/guicast/vicon.C b/cinelerra-5.1/guicast/vicon.C
index 9d6b94e0..c0d9dfa3 100644
--- a/cinelerra-5.1/guicast/vicon.C
+++ b/cinelerra-5.1/guicast/vicon.C
@@ -35,8 +35,7 @@ void VIcon::
 add_image(VFrame *frm, int ww, int hh, int vcmdl)
 {
 	VIFrame *vifrm = new VIFrame(ww, hh, vcmdl);
-	VFrame *img = *vifrm;
-	img->transfer_from(frm);
+	vifrm->vfrm->transfer_from(frm);
 	images.append(vifrm);
 }
 
@@ -279,9 +278,10 @@ update_view(int do_audio)
 {
 	if( viewing ) viewing->stop_audio();
 	delete view_win;  view_win = 0;
-	if( (viewing=vicon) != 0 ) {
+	VFrame *vfrm;
+	if( (viewing=vicon) != 0 && (vfrm=viewing->frame()) != 0 ) {
 		view_win = new_view_window(0);
-		view_win->draw_vframe(viewing->frame());
+		view_win->draw_vframe(vfrm);
 		view_win->flash(0);
 		view_win->show_window();
 		if( do_audio ) vicon->start_audio();
@@ -292,14 +292,15 @@ update_view(int do_audio)
 
 int VIconThread::zoom_scale(int dir)
 {
-	if( !viewing || !view_win ) return 0;
+	VFrame *vfrm;
+	if( !viewing || !view_win || !(vfrm=viewing->frame()) ) return 0;
 	int view_h = this->view_h;
 	view_h += dir*view_h/10 + dir;
 	bclamp(view_h, 16,512);
 	this->view_h = view_h;
 	this->view_w = view_h * vw/vh;
 	new_view_window(view_win);
-	view_win->draw_vframe(viewing->frame());
+	view_win->draw_vframe(vfrm);
 	view_win->flash(1);
 	return 1;
 }
@@ -328,13 +329,14 @@ draw(VIcon *vicon)
 	int draw_img = visible(vicon, x, y);
 	int draw_win = view_win && viewing == vicon ? 1 : 0;
 	if( !draw_img && !draw_win ) return 0;
-	if( !vicon->frame() ) return 0;
+	VFrame *vfrm = vicon->frame();
+	if( !vfrm ) return 0;
 	if( draw_img ) {
 		vicon->draw_vframe(this, wdw, x, y);
 		img_dirty = 1;
 	}
 	if( draw_win ) {
-		view_win->draw_vframe(vicon->frame());
+		view_win->draw_vframe(vfrm);
 		win_dirty = 1;
 	}
 	return 1;
@@ -434,10 +436,11 @@ void VIcon::dump(const char *dir)
 {
 	mkdir(dir,0777);
 	for( int i=0; i<images.size(); ++i ) {
+		VFrame *vfrm = images[i]->vfrm;
+		if( !vfrm ) continue;
 		char fn[1024];  sprintf(fn,"%s/img%05d.png",dir,i);
 		printf("\r%s",fn);
-		VFrame *img = *images[i];
-		img->write_png(fn);
+		vfrm->write_png(fn);
 	}
 	printf("\n");
 }