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92 lines
2.2 KiB
C
92 lines
2.2 KiB
C
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/* gstgoom.c: implementation of goom drawing element
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* Copyright (C) <2001> Richard Boulton <richard@tartarus.org>
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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_GOOM_H__
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#define __GST_GOOM_H__
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G_BEGIN_DECLS
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include "goom_core.h"
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#define GOOM_SAMPLES 512
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#define GST_TYPE_GOOM (gst_goom_get_type())
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#define GST_GOOM(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GOOM,GstGoom))
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#define GST_GOOM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GOOM,GstGoomClass))
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#define GST_IS_GOOM(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GOOM))
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#define GST_IS_GOOM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GOOM))
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typedef struct _GstGoom GstGoom;
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typedef struct _GstGoomClass GstGoomClass;
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struct _GstGoom
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{
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GstElement element;
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/* pads */
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GstPad *sinkpad, *srcpad;
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GstAdapter *adapter;
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/* input tracking */
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gint rate;
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gint channels;
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guint bps;
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/* video state */
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gint fps_n;
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gint fps_d;
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gint width;
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gint height;
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GstClockTime duration;
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guint outsize;
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/* samples per frame */
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guint spf;
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/* bytes per frame */
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guint bpf;
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/* goom stuff */
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gint16 datain[2][GOOM_SAMPLES];
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GoomData goomdata;
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/* segment state */
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GstSegment segment;
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/* the timestamp of the next frame */
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GstClockTime next_ts;
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/* QoS stuff *//* with LOCK */
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gdouble proportion;
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GstClockTime earliest_time;
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};
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struct _GstGoomClass
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{
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GstElementClass parent_class;
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};
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GType gst_goom_get_type (void);
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G_END_DECLS
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#endif /* __GST_GOOM_H__ */
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