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Member "gst-plugins-good-1.20.3/gst/audiofx/audiochebband.h" (15 Jun 2022, 2295 Bytes) of package /linux/misc/gst-plugins-good-1.20.3.tar.xz:


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    1 /* 
    2  * GStreamer
    3  * Copyright (C) 2007-2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
    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_CHEB_BAND_H__
   22 #define __GST_AUDIO_CHEB_BAND_H__
   23 
   24 #include <gst/gst.h>
   25 #include <gst/base/gstbasetransform.h>
   26 #include <gst/audio/audio.h>
   27 #include <gst/audio/gstaudiofilter.h>
   28 
   29 #include "audiofxbaseiirfilter.h"
   30 
   31 G_BEGIN_DECLS
   32 #define GST_TYPE_AUDIO_CHEB_BAND            (gst_audio_cheb_band_get_type())
   33 #define GST_AUDIO_CHEB_BAND(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_CHEB_BAND,GstAudioChebBand))
   34 #define GST_IS_AUDIO_CHEB_BAND(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_CHEB_BAND))
   35 #define GST_AUDIO_CHEB_BAND_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_CHEB_BAND,GstAudioChebBandClass))
   36 #define GST_IS_AUDIO_CHEB_BAND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_CHEB_BAND))
   37 #define GST_AUDIO_CHEB_BAND_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_CHEB_BAND,GstAudioChebBandClass))
   38 typedef struct _GstAudioChebBand GstAudioChebBand;
   39 typedef struct _GstAudioChebBandClass GstAudioChebBandClass;
   40 
   41 struct _GstAudioChebBand
   42 {
   43   GstAudioFXBaseIIRFilter parent;
   44 
   45   gint mode;
   46   gint type;
   47   gint poles;
   48   gfloat lower_frequency;
   49   gfloat upper_frequency;
   50   gfloat ripple;
   51 
   52   /* < private > */
   53   GMutex lock;
   54 };
   55 
   56 struct _GstAudioChebBandClass
   57 {
   58   GstAudioFXBaseIIRFilterClass parent;
   59 };
   60 
   61 GType gst_audio_cheb_band_get_type (void);
   62 
   63 GST_ELEMENT_REGISTER_DECLARE (audiochebband);
   64 
   65 G_END_DECLS
   66 #endif /* __GST_AUDIO_CHEB_BAND_H__ */