56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
/* GStreamer
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* Copyright (C) <2011> Stefan Kost <ensonic@users.sf.net>
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*
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* gstspectrascope.h: simple oscilloscope
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_SPECTRA_SCOPE_H__
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#define __GST_SPECTRA_SCOPE_H__
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#include "gst/pbutils/gstaudiovisualizer.h"
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#include <gst/fft/gstffts16.h>
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G_BEGIN_DECLS
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#define GST_TYPE_SPECTRA_SCOPE (gst_spectra_scope_get_type())
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#define GST_SPECTRA_SCOPE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPECTRA_SCOPE,GstSpectraScope))
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#define GST_SPECTRA_SCOPE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPECTRA_SCOPE,GstSpectraScopeClass))
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#define GST_IS_SPECTRA_SCOPE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPECTRA_SCOPE))
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#define GST_IS_SPECTRA_SCOPE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPECTRA_SCOPE))
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typedef struct _GstSpectraScope GstSpectraScope;
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typedef struct _GstSpectraScopeClass GstSpectraScopeClass;
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struct _GstSpectraScope
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{
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GstAudioVisualizer parent;
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GstFFTS16 *fft_ctx;
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GstFFTS16Complex *freq_data;
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};
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struct _GstSpectraScopeClass
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{
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GstAudioVisualizerClass parent_class;
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};
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GType gst_spectra_scope_get_type (void);
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GST_ELEMENT_REGISTER_DECLARE (spectrascope);
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G_END_DECLS
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#endif /* __GST_SPECTRA_SCOPE_H__ */
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