1 /* 2 * GStreamer 3 * Copyright (C) 2006 Stefan Kost <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_AUDIO_PANORAMA_H__ 22 #define __GST_AUDIO_PANORAMA_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_AUDIO_PANORAMA (gst_audio_panorama_get_type()) 31 #define GST_AUDIO_PANORAMA(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_PANORAMA,GstAudioPanorama)) 32 #define GST_IS_AUDIO_PANORAMA(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_PANORAMA)) 33 #define GST_AUDIO_PANORAMA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_PANORAMA,GstAudioPanoramaClass)) 34 #define GST_IS_AUDIO_PANORAMA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_PANORAMA)) 35 #define GST_AUDIO_PANORAMA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_PANORAMA,GstAudioPanoramaClass)) 36 37 typedef struct _GstAudioPanorama GstAudioPanorama; 38 typedef struct _GstAudioPanoramaClass GstAudioPanoramaClass; 39 40 typedef void (*GstAudioPanoramaProcessFunc)(gfloat, guint8*, guint8*, guint); 41 42 typedef enum 43 { 44 METHOD_PSYCHOACOUSTIC = 0, 45 METHOD_SIMPLE 46 } GstAudioPanoramaMethod; 47 48 struct _GstAudioPanorama { 49 GstBaseTransform element; 50 51 /* properties */ 52 gfloat panorama; 53 GstAudioPanoramaMethod method; 54 55 /* < private > */ 56 GstAudioPanoramaProcessFunc process; 57 GstAudioInfo info; 58 }; 59 60 struct _GstAudioPanoramaClass { 61 GstBaseTransformClass parent_class; 62 }; 63 64 GType gst_audio_panorama_get_type (void); 65 66 G_END_DECLS 67 68 #endif /* __GST_AUDIO_PANORAMA_H__ */ 69