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97 lines
2.7 KiB
C
97 lines
2.7 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_PLAYONDEMAND_H__
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#define __GST_PLAYONDEMAND_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_PLAYONDEMAND \
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(gst_play_on_demand_get_type())
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#define GST_PLAYONDEMAND(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLAYONDEMAND,GstPlayOnDemand))
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#define GST_PLAYONDEMAND_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PLAYONDEMAND,GstPlayOnDemand))
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#define GST_IS_PLAYONDEMAND(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLAYONDEMAND))
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#define GST_IS_PLAYONDEMAND_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PLAYONDEMAND))
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typedef struct _GstPlayOnDemand GstPlayOnDemand;
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typedef struct _GstPlayOnDemandClass GstPlayOnDemandClass;
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typedef enum _GstPlayOnDemandFormat GstPlayOnDemandFormat;
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enum _GstPlayOnDemandFormat {
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GST_PLAYONDEMAND_FORMAT_INT,
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GST_PLAYONDEMAND_FORMAT_FLOAT
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};
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struct _GstPlayOnDemand {
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GstElement element;
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GstPad *sinkpad, *srcpad;
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GstClock *clock;
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/* filter properties */
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gboolean mute;
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gfloat buffer_time;
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guint max_plays;
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gfloat tick_rate;
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guint total_ticks;
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guint32 *ticks;
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/* internal buffer info */
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gchar *buffer;
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guint buffer_bytes;
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gboolean eos;
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/* play pointers == internal buffer offsets for producing output sound */
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guint *plays;
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guint write;
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/* audio format info (used to calculate buffer_samples) */
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GstPlayOnDemandFormat format;
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guint rate;
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guint channels;
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guint width;
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};
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struct _GstPlayOnDemandClass {
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GstElementClass parent_class;
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void (*play) (GstElement *elem);
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void (*clear) (GstElement *elem);
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void (*reset) (GstElement *elem);
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void (*played) (GstElement *elem);
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void (*stopped) (GstElement *elem);
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};
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GType gst_play_on_demand_get_type(void);
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G_END_DECLS
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#endif /* __GST_PLAYONDEMAND_H__ */
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