1 /* GStreamer 2 * Copyright (C) 2008 Sebastian Dröge <slomo@circular-chaos.org> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public 15 * License along with this library; if not, write to the 16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 21 #ifndef __GST_BPM_DETECT_H__ 22 #define __GST_BPM_DETECT_H__ 23 24 25 #include <gst/gst.h> 26 #include <gst/base/gstbasetransform.h> 27 #include <gst/audio/gstaudiofilter.h> 28 29 G_BEGIN_DECLS 30 31 #define GST_TYPE_BPM_DETECT (gst_bpm_detect_get_type()) 32 #define GST_BPM_DETECT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BPM_DETECT,GstBPMDetect)) 33 #define GST_IS_BPM_DETECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BPM_DETECT)) 34 #define GST_BPM_DETECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_BPM_DETECT,GstBPMDetectClass)) 35 #define GST_IS_BPM_DETECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_BPM_DETECT)) 36 37 typedef struct _GstBPMDetect GstBPMDetect; 38 typedef struct _GstBPMDetectClass GstBPMDetectClass; 39 typedef struct _GstBPMDetectPrivate GstBPMDetectPrivate; 40 41 struct _GstBPMDetect { 42 GstAudioFilter element; 43 44 gfloat bpm; 45 46 GstBPMDetectPrivate *priv; 47 }; 48 49 struct _GstBPMDetectClass { 50 GstAudioFilterClass parent_class; 51 }; 52 53 GType gst_bpm_detect_get_type (void); 54 GST_ELEMENT_REGISTER_DECLARE (bpmdetect); 55 56 57 G_END_DECLS 58 59 #endif /* __GST_BPM_DETECT_H__ */ 60