gst_plugins_good/gst/audiofx/audiofxbaseiirfilter.h
changeset 27 d43ce56a1534
parent 23 29ecd5cb86b3
child 31 aec498aab1d3
--- a/gst_plugins_good/gst/audiofx/audiofxbaseiirfilter.h	Tue Jul 06 14:35:10 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,82 +0,0 @@
-/* 
- * GStreamer
- * Copyright (C) 2007-2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#ifndef __GST_AUDIO_FX_BASE_IIR_FILTER_H__
-#define __GST_AUDIO_FX_BASE_IIR_FILTER_H__
-
-#include <gst/gst.h>
-#include <gst/gst_global.h>
-#include <gst/base/gstbasetransform.h>
-#include <gst/audio/audio.h>
-#include <gst/audio/gstaudiofilter.h>
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_AUDIO_FX_BASE_IIR_FILTER            (gst_audio_fx_base_iir_filter_get_type())
-#define GST_AUDIO_FX_BASE_IIR_FILTER(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_FX_BASE_IIR_FILTER,GstAudioFXBaseIIRFilter))
-#define GST_IS_AUDIO_FX_BASE_IIR_FILTER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_FX_BASE_IIR_FILTER))
-#define GST_AUDIO_FX_BASE_IIR_FILTER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_FX_BASE_IIR_FILTER,GstAudioFXBaseIIRFilterClass))
-#define GST_IS_AUDIO_FX_BASE_IIR_FILTER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_FX_BASE_IIR_FILTER))
-#define GST_AUDIO_FX_BASE_IIR_FILTER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_FX_BASE_IIR_FILTER,GstAudioFXBaseIIRFilterClass))
-typedef struct _GstAudioFXBaseIIRFilter GstAudioFXBaseIIRFilter;
-typedef struct _GstAudioFXBaseIIRFilterClass GstAudioFXBaseIIRFilterClass;
-
-typedef void (*GstAudioFXBaseIIRFilterProcessFunc) (GstAudioFXBaseIIRFilter *, guint8 *, guint);
-
-typedef struct
-{
-  gdouble *x;
-  gint x_pos;
-  gdouble *y;
-  gint y_pos;
-} GstAudioFXBaseIIRFilterChannelCtx;
-
-struct _GstAudioFXBaseIIRFilter
-{
-  GstAudioFilter audiofilter;
-
-  /* < private > */
-  GstAudioFXBaseIIRFilterProcessFunc process;
-
-  gboolean have_coeffs;
-  gdouble *a;
-  guint na;
-  gdouble *b;
-  guint nb;
-  GstAudioFXBaseIIRFilterChannelCtx *channels;
-  guint nchannels;
-};
-
-struct _GstAudioFXBaseIIRFilterClass
-{
-  GstAudioFilterClass parent;
-};
-#ifdef __SYMBIAN32__
-IMPORT_C
-#endif
-
-
-GType gst_audio_fx_base_iir_filter_get_type (void);
-void gst_audio_fx_base_iir_filter_set_coefficients (GstAudioFXBaseIIRFilter *filter, gdouble *a, guint na, gdouble *b, guint nb);
-gdouble gst_audio_fx_base_iir_filter_calculate_gain (gdouble *a, guint na, gdouble *b, guint nb, gdouble zr, gdouble zi);
-
-G_END_DECLS
-
-#endif /* __GST_AUDIO_FX_BASE_IIR_FILTER_H__ */