gstreamer/subprojects/gst-plugins-bad/ext/chromaprint/gstchromaprint.h

79 lines
2.4 KiB
C

/* GStreamer chromaprint audio fingerprinting element
* Copyright (C) 2006 M. Derezynski
* Copyright (C) 2008 Eric Buehl
* Copyright (C) 2008 Sebastian Dröge <slomo@circular-chaos.org>
* Copyright (C) 2011 Lukáš Lalinský <<user@hostname.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.
*/
#ifndef __GST_CHROMAPRINT_H__
#define __GST_CHROMAPRINT_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <gst/audio/gstaudiofilter.h>
#include <gst/audio/audio.h>
#include <chromaprint.h>
G_BEGIN_DECLS
#define GST_TYPE_CHROMAPRINT \
(gst_chromaprint_get_type())
#define GST_CHROMAPRINT(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CHROMAPRINT,GstChromaprint))
#define GST_CHROMAPRINT_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CHROMAPRINT,GstChromaprintClass))
#define GST_IS_CHROMAPRINT(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CHROMAPRINT))
#define GST_IS_CHROMAPRINT_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CHROMAPRINT))
#define GST_TAG_CHROMAPRINT_FINGERPRINT "chromaprint-fingerprint"
typedef struct _GstChromaprint GstChromaprint;
typedef struct _GstChromaprintClass GstChromaprintClass;
/**
* GstChromaprint:
*
* Opaque #GstChromaprint element structure
*/
struct _GstChromaprint
{
GstAudioFilter element;
/*< private >*/
ChromaprintContext * context;
char * fingerprint;
gboolean record;
guint64 nsamples;
guint duration;
guint max_duration;
};
struct _GstChromaprintClass
{
GstAudioFilterClass parent_class;
};
GType gst_chromaprint_get_type (void);
GST_ELEMENT_REGISTER_DECLARE (chromaprint);
G_END_DECLS
#endif /* __GST_CHROMAPRINT_H__ */