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88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wtay@chello.be>
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* 2005 Wim Taymans <wim@fluendo.com>
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* 2007 Andy Wingo <wingo at pobox.com>
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* 2008 Sebastian Dröge <slomo@circular-chaos.org>
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*
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* interleave.c: interleave samples, mostly based on adder
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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 __INTERLEAVE_H__
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#define __INTERLEAVE_H__
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#include <gst/gst.h>
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#include <gst/base/gstcollectpads.h>
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G_BEGIN_DECLS
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#define GST_TYPE_INTERLEAVE (gst_interleave_get_type())
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#define GST_INTERLEAVE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_INTERLEAVE,GstInterleave))
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#define GST_INTERLEAVE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_INTERLEAVE,GstInterleaveClass))
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#define GST_INTERLEAVE_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj),GST_TYPE_INTERLEAVE,GstInterleaveClass))
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#define GST_IS_INTERLEAVE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_INTERLEAVE))
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#define GST_IS_INTERLEAVE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_INTERLEAVE))
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typedef struct _GstInterleave GstInterleave;
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typedef struct _GstInterleaveClass GstInterleaveClass;
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typedef void (*GstInterleaveFunc) (gpointer out, gpointer in, guint stride, guint nframes);
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struct _GstInterleave
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{
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GstElement element;
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/*< private >*/
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GstCollectPads *collect;
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gint channels;
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gint padcounter;
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gint rate;
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gint width;
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GValueArray *channel_positions;
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GValueArray *input_channel_positions;
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gboolean channel_positions_from_input;
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GstCaps *sinkcaps;
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GstClockTime timestamp;
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guint64 offset;
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GstEvent *pending_segment;
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GstPadEventFunction collect_event;
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GstInterleaveFunc func;
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GstPad *src;
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gboolean send_stream_start;
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};
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struct _GstInterleaveClass
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{
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GstElementClass parent_class;
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};
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GType gst_interleave_get_type (void);
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G_END_DECLS
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#endif /* __INTERLEAVE_H__ */
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