Re: GdkPixmap and GdkPixbuf

["David Necas (Yeti)" <yeti physics muni cz>]

On Mon, Jun 06, 2005 at 03:52:32PM +0100, y g wrote:
> I already did as I realised that neither is a child of the other as
> you say. But I am still get seg fault with the following:
>
> static void
> save_image(GtkWidget* widget, gpointer user_data)
> {
>  GdkPixbuf* pixbuf;
>
>  g_print("Saving image...\n");
>  //gdk_pixbuf_save(gdk_pixbuf_get_from_drawable(NULL,
> GDK_DRAWABLE(pixmap), NULL, 0, 0, 0, 0, 600, 400), "temp.bmp", "bmp",
> NULL);
>  gdk_pixbuf_get_from_drawable(pixbuf, GDK_DRAWABLE(pixmap), NULL, 0,

Here you pass an uninitialized pointer as pixbuf...

> 0, 0, 0, 600, 400);
>  gdk_pixbuf_save(pixbuf, "temp.bmp", "bmp", NULL);

...and again. Don't you get any CRITICAL messages to
console?

    pixbuf = gdk_pixbuf_get_from_drawable(NULL, drawable, ...);
    gdk_pixbuf_save(pixbuf, ...);
    g_object_unref(pixbuf);

Yeti


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