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 FLAC__StreamDecoder *decoder;
51 gboolean got_headers; /* if we've parsed the headers (unframed push mode only) */
58 guint64 offset; /* current byte offset of input */
60 gboolean seeking; /* set to TRUE while seeking to make sure we
61 * don't push any buffers in the write callback
62 * until we are actually at the new position */
64 gboolean eos; /* set to TRUE if seeked after the end of file */
66 GstSegment segment; /* the currently configured segment, in
67 * samples/audio frames (DEFAULT format) */
70 GstBuffer *pending; /* pending buffer, produced in seek */
71 guint pending_samples;
72 GstEvent *close_segment;
73 GstEvent *start_segment;
76 GstFlowReturn pull_flow; /* last flow from pull_range */ /* STREAM_LOCK */
78 GstFlowReturn last_flow; /* the last flow return received from either
79 * gst_pad_push or gst_pad_buffer_alloc */
86 /* from the stream info, needed for scanning */
87 guint16 min_blocksize;
88 guint16 max_blocksize;
90 gint64 cur_granulepos; /* only used in framed mode (flac-in-ogg) */
93 struct _GstFlacDecClass {
94 GstElementClass parent_class;
97 GType gst_flac_dec_get_type (void);
101 #endif /* __GST_FLAC_DEC_H__ */