gstreamer/gst/audiofx/audiodynamic.h

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gst/audiofx/: Add new audiodynamic element which can act as a compressor or expander. Supported are hard-knee and sof... Original commit message from CVS: reviewed by: Stefan Kost <ensonic@users.sf.net> * gst/audiofx/Makefile.am: * gst/audiofx/audiodynamic.c: (gst_audio_dynamic_characteristics_get_type), (gst_audio_dynamic_mode_get_type), (gst_audio_dynamic_set_process_function), (gst_audio_dynamic_base_init), (gst_audio_dynamic_class_init), (gst_audio_dynamic_init), (gst_audio_dynamic_set_property), (gst_audio_dynamic_get_property), (gst_audio_dynamic_setup), (gst_audio_dynamic_transform_hard_knee_compressor_int), (gst_audio_dynamic_transform_hard_knee_compressor_float), (gst_audio_dynamic_transform_soft_knee_compressor_int), (gst_audio_dynamic_transform_soft_knee_compressor_float), (gst_audio_dynamic_transform_hard_knee_expander_int), (gst_audio_dynamic_transform_hard_knee_expander_float), (gst_audio_dynamic_transform_soft_knee_expander_int), (gst_audio_dynamic_transform_soft_knee_expander_float), (gst_audio_dynamic_transform_ip): * gst/audiofx/audiodynamic.h: * gst/audiofx/audiofx.c: (plugin_init): Add new audiodynamic element which can act as a compressor or expander. Supported are hard-knee and soft-knee operation modes with user-specified ratio and threshold. Attack and release parameters are not yet implemented but will follow. * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/inspect/plugin-audiofx.xml: Integrate audiodynamic into the docs. * tests/check/Makefile.am: * tests/check/elements/audiodynamic.c: (setup_dynamic), (cleanup_dynamic), (GST_START_TEST), (dynamic_suite), (main): Add unit test for audiodynamic.
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/*
* GStreamer
* Copyright (C) 2007 Sebastian Dröge <slomo@circular-chaos.org>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
gst/audiofx/: Add new audiodynamic element which can act as a compressor or expander. Supported are hard-knee and sof... Original commit message from CVS: reviewed by: Stefan Kost <ensonic@users.sf.net> * gst/audiofx/Makefile.am: * gst/audiofx/audiodynamic.c: (gst_audio_dynamic_characteristics_get_type), (gst_audio_dynamic_mode_get_type), (gst_audio_dynamic_set_process_function), (gst_audio_dynamic_base_init), (gst_audio_dynamic_class_init), (gst_audio_dynamic_init), (gst_audio_dynamic_set_property), (gst_audio_dynamic_get_property), (gst_audio_dynamic_setup), (gst_audio_dynamic_transform_hard_knee_compressor_int), (gst_audio_dynamic_transform_hard_knee_compressor_float), (gst_audio_dynamic_transform_soft_knee_compressor_int), (gst_audio_dynamic_transform_soft_knee_compressor_float), (gst_audio_dynamic_transform_hard_knee_expander_int), (gst_audio_dynamic_transform_hard_knee_expander_float), (gst_audio_dynamic_transform_soft_knee_expander_int), (gst_audio_dynamic_transform_soft_knee_expander_float), (gst_audio_dynamic_transform_ip): * gst/audiofx/audiodynamic.h: * gst/audiofx/audiofx.c: (plugin_init): Add new audiodynamic element which can act as a compressor or expander. Supported are hard-knee and soft-knee operation modes with user-specified ratio and threshold. Attack and release parameters are not yet implemented but will follow. * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/inspect/plugin-audiofx.xml: Integrate audiodynamic into the docs. * tests/check/Makefile.am: * tests/check/elements/audiodynamic.c: (setup_dynamic), (cleanup_dynamic), (GST_START_TEST), (dynamic_suite), (main): Add unit test for audiodynamic.
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*/
#ifndef __GST_AUDIO_DYNAMIC_H__
#define __GST_AUDIO_DYNAMIC_H__
#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
#include <gst/audio/audio.h>
#include <gst/audio/gstaudiofilter.h>
G_BEGIN_DECLS
#define GST_TYPE_AUDIO_DYNAMIC (gst_audio_dynamic_get_type())
#define GST_AUDIO_DYNAMIC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_DYNAMIC,GstAudioDynamic))
#define GST_IS_AUDIO_DYNAMIC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_DYNAMIC))
#define GST_AUDIO_DYNAMIC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_DYNAMIC,GstAudioDynamicClass))
#define GST_IS_AUDIO_DYNAMIC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_DYNAMIC))
#define GST_AUDIO_DYNAMIC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_DYNAMIC,GstAudioDynamicClass))
typedef struct _GstAudioDynamic GstAudioDynamic;
typedef struct _GstAudioDynamicClass GstAudioDynamicClass;
typedef void (*GstAudioDynamicProcessFunc) (GstAudioDynamic *, guint8 *, guint);
struct _GstAudioDynamic
{
GstAudioFilter audiofilter;
/* < private > */
GstAudioDynamicProcessFunc process;
gint characteristics;
gint mode;
gfloat threshold;
gfloat ratio;
};
struct _GstAudioDynamicClass
{
GstAudioFilterClass parent;
};
GType gst_audio_dynamic_get_type (void);
G_END_DECLS
#endif /* __GST_AUDIO_DYNAMIC_H__ */