2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
3 * 2000 Wim Taymans <wim.taymans@chello.be>
5 * gstprobe.h: Header for GstProbe object
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
17 * You should have received a copy of the GNU Library General Public
18 * License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
24 #ifndef __GST_PROBE_H__
25 #define __GST_PROBE_H__
28 #include <gst/gstminiobject.h>
32 #define GST_TYPE_PROBE (gst_probe_get_type())
33 #define GST_PROBE(object) ((GstProbe *) object)
35 typedef struct _GstProbe GstProbe;
37 GType gst_probe_get_type (void);
39 /* the callback should return FALSE if the data should be discarded */
40 typedef gboolean (*GstProbeCallback) (GstProbe *probe,
47 GstProbeCallback callback;
52 GstProbe* gst_probe_new (gboolean single_shot,
53 GstProbeCallback callback,
55 void gst_probe_destroy (GstProbe *probe);
57 gboolean gst_probe_perform (GstProbe *probe, GstMiniObject **data);
59 typedef struct _GstProbeDispatcher GstProbeDispatcher;
61 struct _GstProbeDispatcher {
67 GstProbeDispatcher* gst_probe_dispatcher_new (void);
68 void gst_probe_dispatcher_destroy (GstProbeDispatcher *disp);
69 void gst_probe_dispatcher_init (GstProbeDispatcher *disp);
71 void gst_probe_dispatcher_set_active (GstProbeDispatcher *disp, gboolean active);
72 void gst_probe_dispatcher_add_probe (GstProbeDispatcher *disp, GstProbe *probe);
73 void gst_probe_dispatcher_remove_probe (GstProbeDispatcher *disp, GstProbe *probe);
75 gboolean gst_probe_dispatcher_dispatch (GstProbeDispatcher *disp, GstMiniObject **data);
79 #endif /* __GST_PROBE_H__ */