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2d989fde7f
Original commit message from CVS: * libs/gst/bytestream/Makefile.am: * libs/gst/bytestream/adapter.c: * libs/gst/bytestream/adapter.h: add GstAdapter, similar to bytestream, but oesn't require ugly event handling or uglier loopbased elements
75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
/* GStreamer
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* Copyright (C) 2001 Erik Walthinsen <omega@temple-baptist.com>
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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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#include <gst/gst.h>
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#ifndef __GST_ADAPTER_H__
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#define __GST_ADAPTER_H__
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G_BEGIN_DECLS
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#define GST_TYPE_ADAPTER \
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(gst_adapter_get_type())
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#define GST_ADAPTER(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_ADAPTER,GstAdapter))
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#define GST_ADAPTER_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ADAPTER,GstAdapterClass))
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#define GST_IS_ADAPTER(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_ADAPTER))
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#define GST_IS_ADAPTER_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_ADAPTER))
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typedef struct _GstAdapter GstAdapter;
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typedef struct _GstAdapterClass GstAdapterClass;
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struct _GstAdapter {
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GObject object;
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GSList * buflist;
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guint size;
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guint skip;
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/* we keep state of assembled pieces */
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guint8 * assembled_data;
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guint assembled_size;
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guint assembled_len;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstAdapterClass {
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GObjectClass parent_class;
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gpointer _gst_reserved[GST_PADDING];
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};
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GstAdapter * gst_adapter_new (void);
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void gst_adapter_clear (GstAdapter *adapter);
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void gst_adapter_push (GstAdapter *adapter, GstBuffer* buf);
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const guint8 * gst_adapter_peek (GstAdapter *adapter, guint size);
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void gst_adapter_flush (GstAdapter *adapter, guint flush);
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guint gst_adapter_available (GstAdapter *adapter);
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guint gst_adapter_available_fast (GstAdapter *adapter);
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G_END_DECLS
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#endif /* __GST_ADAPTER_H__ */
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