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2bd77e1c8a
Gather caps on all sink pads before setting the src pad caps. This is specially needed when the audio channel mapping is set on the sink pads and the element needs to preserve it on its src pad. https://bugzilla.gnome.org/show_bug.cgi?id=690267
89 lines
2.7 KiB
C
89 lines
2.7 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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, 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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gint configured_sinkpads_counter;
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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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