2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
3 * Copyright (C) <2006> Nokia Corporation, Stefan Kost <stefan.kost@nokia.com>.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
22 #ifndef __GST_WAVPARSE_H__
23 #define __GST_WAVPARSE_H__
27 #include "gst/riff/riff-ids.h"
28 #include "gst/riff/riff-read.h"
29 #include <gst/base/gstadapter.h>
33 #define GST_TYPE_WAVPARSE \
34 (gst_wavparse_get_type())
35 #define GST_WAVPARSE(obj) \
36 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WAVPARSE,GstWavParse))
37 #define GST_WAVPARSE_CLASS(klass) \
38 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WAVPARSE,GstWavParseClass))
39 #define GST_IS_WAVPARSE(obj) \
40 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WAVPARSE))
41 #define GST_IS_WAVPARSE_CLASS(klass) \
42 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WAVPARSE))
50 typedef struct _GstWavParse GstWavParse;
51 typedef struct _GstWavParseClass GstWavParseClass;
56 * Opaque data structure.
62 GstPad *sinkpad,*srcpad;
64 /* for delayed source pad creation for when
65 * we have the first chunk of data and know
66 * the format for sure */
69 GstEvent *start_segment;
71 /* WAVE decoding state */
72 GstWavParseState state;
73 gboolean abort_buffering;
75 /* format of audio, see defines below */
78 /* useful audio data */
87 /* real bps used or 0 when no bitrate is known */
91 guint bytes_per_sample;
94 /* position in data part */
98 /* offset/length of data part */
101 /* duration in time */
105 GstEvent *seek_event;
112 /* configured segment, start/stop expressed in time or bytes */
115 /* for late pad configuration */
117 /* discont after seek */
120 gboolean ignore_length;
123 struct _GstWavParseClass {
124 GstElementClass parent_class;
127 GType gst_wavparse_get_type(void);
131 #endif /* __GST_WAVPARSE_H__ */