1 /* 2 * GStreamer 3 * Copyright (C) 2011 Stefan Sauer <ensonic@users.sf.net> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef __GST_FREEVERB_H__ 22 #define __GST_FREEVERB_H__ 23 24 #include <gst/gst.h> 25 #include <gst/audio/audio.h> 26 #include <gst/base/gstbasetransform.h> 27 28 G_BEGIN_DECLS 29 30 #define GST_TYPE_FREEVERB (gst_freeverb_get_type()) 31 #define GST_FREEVERB(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FREEVERB,GstFreeverb)) 32 #define GST_IS_FREEVERB(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FREEVERB)) 33 #define GST_FREEVERB_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_FREEVERB,GstFreeverbClass)) 34 #define GST_IS_FREEVERB_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_FREEVERB)) 35 #define GST_FREEVERB_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_FREEVERB,GstFreeverbClass)) 36 37 typedef struct _GstFreeverb GstFreeverb; 38 typedef struct _GstFreeverbClass GstFreeverbClass; 39 typedef struct _GstFreeverbPrivate GstFreeverbPrivate; 40 41 typedef gboolean (*GstFreeverbProcessFunc)(GstFreeverb*, guint8*, guint8*, guint); 42 43 struct _GstFreeverb { 44 GstBaseTransform element; 45 46 /* < private > */ 47 gfloat room_size; 48 gfloat damping; 49 gfloat pan_width; 50 gfloat level; 51 52 GstFreeverbProcessFunc process; 53 GstAudioInfo info; 54 55 gboolean drained; 56 57 GstFreeverbPrivate *priv; 58 }; 59 60 struct _GstFreeverbClass { 61 GstBaseTransformClass parent_class; 62 }; 63 64 GType gst_freeverb_get_type (void); 65 GST_ELEMENT_REGISTER_DECLARE (freeverb); 66 67 G_END_DECLS 68 69 #endif /* __GST_FREEVERB_H__ */ 70