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82 lines
2 KiB
C
82 lines
2 KiB
C
/* -*- c-basic-offset: 2 -*-
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* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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_SPEED_H__
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#define __GST_SPEED_H__
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_SPEED \
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(gst_speed_get_type())
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#define GST_SPEED(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPEED,GstSpeed))
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#define GST_SPEED_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPEED,GstSpeed))
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#define GST_IS_SPEED(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPEED))
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#define GST_IS_SPEED_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPEED))
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typedef struct _GstSpeed GstSpeed;
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typedef struct _GstSpeedClass GstSpeedClass;
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typedef enum _GstSpeedFormat GstSpeedFormat;
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enum _GstSpeedFormat {
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GST_SPEED_FORMAT_INT,
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GST_SPEED_FORMAT_FLOAT
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};
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struct _GstSpeed {
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GstElement element;
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GstPad *sinkpad, *srcpad;
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GstBufferPool *sinkpool, *srcpool;
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gfloat speed;
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/* valid for both int and float */
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GstSpeedFormat format;
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guint rate;
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guint channels;
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guint width;
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guint endianness;
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guint buffer_frames;
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/* valid only for format==GST_SPEED_FORMAT_INT */
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guint depth;
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gboolean is_signed;
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};
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struct _GstSpeedClass {
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GstElementClass parent_class;
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};
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GType gst_speed_get_type(void);
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G_END_DECLS
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#endif /* __GST_SPEED_H__ */
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