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62 lines
2.2 KiB
C
62 lines
2.2 KiB
C
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/* GStreamer Audio Process
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* Copyright (C) 2010 Wim Taymans <wim.taymans@gmail.com>
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*
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* gstaudioprocess.h: Audio processing extension
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_AUDIO_PROCESS_H__
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#define __GST_AUDIO_PROCESS_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_AUDIO_PROCESS \
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(gst_audio_process_get_type ())
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#define GST_AUDIO_PROCESS(obj) \
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(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_AUDIO_PROCESS, GstAudioProcess))
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#define GST_IS_AUDIO_PROCESS(obj) \
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(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_AUDIO_PROCESS))
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#define GST_AUDIO_PROCESS_GET_IFACE(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_AUDIO_PROCESS, GstAudioProcessInterface))
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typedef struct _GstAudioProcess GstAudioProcess;
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typedef struct _GstAudioProcessInterface GstAudioProcessInterface;
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struct _GstAudioProcessInterface {
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GTypeInterface parent;
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/* vfunctions */
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gint (*activate) (GstAudioProcess *process, gboolean active);
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gint (*process) (GstAudioProcess *process, gpointer src_in, gpointer sink_in,
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gpointer src_out, guint length);
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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GType gst_audio_process_get_type (void);
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/* invoke vfunction on interface */
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gint gst_audio_process_process (GstAudioProcess *ext, gpointer src_in, gpointer sink_in,
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gpointer src_out, guint length);
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G_END_DECLS
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#endif /* __GST_AUDIO_PROCESS_H__ */
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