2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 #ifndef __GST_FLAC_DEC_H__
22 #define __GST_FLAC_DEC_H__
26 #include <gst/base/gstadapter.h>
32 #define GST_TYPE_FLAC_DEC gst_flac_dec_get_type()
33 #define GST_FLAC_DEC(obj) G_TYPE_CHECK_INSTANCE_CAST(obj, GST_TYPE_FLAC_DEC, GstFlacDec)
34 #define GST_FLAC_DEC_CLASS(klass) G_TYPE_CHECK_CLASS_CAST(klass, GST_TYPE_FLAC_DEC, GstFlacDecClass)
35 #define GST_IS_FLAC_DEC(obj) G_TYPE_CHECK_INSTANCE_TYPE(obj, GST_TYPE_FLAC_DEC)
36 #define GST_IS_FLAC_DEC_CLASS(klass) G_TYPE_CHECK_CLASS_TYPE(klass, GST_TYPE_FLAC_DEC)
38 typedef struct _GstFlacDec GstFlacDec;
39 typedef struct _GstFlacDecClass GstFlacDecClass;
46 #if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT < 8
47 FLAC__SeekableStreamDecoder *seekable_decoder; /* for pull-based operation */
49 FLAC__StreamDecoder *seekable_decoder; /* for pull-based operation */
52 FLAC__StreamDecoder *stream_decoder; /* for chain-based operation */
61 guint64 offset; /* current byte offset of input */
63 gboolean seeking; /* set to TRUE while seeking to make sure we
64 * don't push any buffers in the write callback
65 * until we are actually at the new position */
67 GstSegment segment; /* the currently configured segment, in
68 * samples/audio frames (DEFAULT format) */
71 GstBuffer *pending; /* pending buffer, produced in seek */
72 guint pending_samples;
73 GstEvent *close_segment;
74 GstEvent *start_segment;
77 GstFlowReturn pull_flow; /* last flow from pull_range */ /* STREAM_LOCK */
79 GstFlowReturn last_flow; /* the last flow return received from either
80 * gst_pad_push or gst_pad_buffer_alloc */
87 /* from the stream info, needed for scanning */
88 guint16 min_blocksize;
89 guint16 max_blocksize;
91 gint64 cur_granulepos; /* only used in framed mode (flac-in-ogg) */
94 struct _GstFlacDecClass {
95 GstElementClass parent_class;
98 GType gst_flac_dec_get_type (void);
102 #endif /* __GST_FLAC_DEC_H__ */