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diff --git a/gst/goom/goom.h b/gst/goom/goom.h
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+/* Goom Project
+ * Copyright (C) <2003> iOS-Software
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+#ifndef _GOOMCORE_H
+#define _GOOMCORE_H
+
+#include "goom_config.h"
+#include "goom_plugin_info.h"
+
+#define NB_FX 10
+
+PluginInfo *goom_init (guint32 resx, guint32 resy);
+void goom_set_resolution (PluginInfo *goomInfo, guint32 resx, guint32 resy);
+
+/*
+ * forceMode == 0 : do nothing
+ * forceMode == -1 : lock the FX
+ * forceMode == 1..NB_FX : force a switch to FX n# forceMode
+ */
+guint32 *goom_update (PluginInfo *goomInfo, gint16 data[2][512], int forceMode, float fps);
+
+/* returns 0 if the buffer wasn't accepted */
+int goom_set_screenbuffer(PluginInfo *goomInfo, void *buffer);
+
+void goom_close (PluginInfo *goomInfo);
+
+#endif