confirm prefs update, fix bg_pixmap sz, plugin layout tweaks

[goodguy/cinelerra.git] / cinelerra-5.1 / guicast / vframe.C

diff --git a/cinelerra-5.1/guicast/vframe.C b/cinelerra-5.1/guicast/vframe.C
index a4a76cc441c8a9f28d76dbce68e8e1759815dbf5..293205821fc9090da5f1a4b136539cc26497c174 100644 (file)
--- a/cinelerra-5.1/guicast/vframe.C
+++ b/cinelerra-5.1/guicast/vframe.C
@@ -824,6 +824,8 @@ int VFramePng::read_png(const unsigned char *data, long sz, double xscale, doubl
                return 1;
        }
        int ww = w * xscale, hh = h * yscale;
+       if( ww < 1 ) ww = 1;
+       if( hh < 1 ) hh = 1;
        if( ww != w || hh != h ) {
                VFrame vframe(*this);
                reallocate(NULL, -1, 0, 0, 0, ww, hh, color_model, -1);