--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/gst_plugins_good/gst/wavparse/gstwavparse.h Thu Dec 17 08:53:32 2009 +0200
@@ -0,0 +1,122 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ * Copyright (C) <2006> Nokia Corporation, Stefan Kost <stefan.kost@nokia.com>.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+
+#ifndef __GST_WAVPARSE_H__
+#define __GST_WAVPARSE_H__
+
+
+#include <gst/gst.h>
+#include <gst/gst_global.h>
+#include <gst/riff/riff-read.h>
+#include <gst/riff/riff-ids.h>
+#include <gst/riff/riff-media.h>
+
+#include <gst/base/gstadapter.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_WAVPARSE \
+ (gst_wavparse_get_type())
+#define GST_WAVPARSE(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WAVPARSE,GstWavParse))
+#define GST_WAVPARSE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WAVPARSE,GstWavParseClass))
+#define GST_IS_WAVPARSE(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WAVPARSE))
+#define GST_IS_WAVPARSE_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WAVPARSE))
+
+typedef enum {
+ GST_WAVPARSE_START,
+ GST_WAVPARSE_HEADER,
+ GST_WAVPARSE_DATA,
+} GstWavParseState;
+
+typedef struct _GstWavParse GstWavParse;
+typedef struct _GstWavParseClass GstWavParseClass;
+
+/**
+ * GstWavParse:
+ *
+ * Opaque data structure.
+ */
+struct _GstWavParse {
+ GstElement parent;
+
+ /* pads */
+ GstPad *sinkpad,*srcpad;
+
+ /* for delayed source pad creation for when
+ * we have the first chunk of data and know
+ * the format for sure */
+ GstCaps *caps;
+ GstTagList *tags;
+ GstEvent *newsegment;
+
+ /* WAVE decoding state */
+ GstWavParseState state;
+
+ /* format of audio, see defines below */
+ gint format;
+
+ /* useful audio data */
+ guint16 depth;
+ gint rate;
+ guint16 channels;
+ guint16 blockalign;
+ guint16 width;
+ guint32 bps;
+
+ guint bytes_per_sample;
+
+ /* position in data part */
+ guint64 offset;
+ guint64 end_offset;
+ guint64 dataleft;
+ /* offset/length of data part */
+ guint64 datastart;
+ guint64 datasize;
+
+ /* pending seek */
+ GstEvent *seek_event;
+
+ /* For streaming */
+ GstAdapter *adapter;
+ gboolean got_fmt;
+ gboolean streaming;
+
+ /* configured segment, start/stop expressed in time */
+ GstSegment segment;
+ gboolean segment_running;
+
+ /* for late pad configuration */
+ gboolean first;
+};
+
+struct _GstWavParseClass {
+ GstElementClass parent_class;
+};
+
+GType gst_wavparse_get_type(void);
+
+G_END_DECLS
+
+#endif /* __GST_WAVPARSE_H__ */