caps refcounting fixes for float2int fixed wrt setting of caps on int pad with dynamic number of sink pads in float2i...

Original commit message from CVS:
* caps refcounting fixes for float2int
* fixed wrt setting of caps on int pad with dynamic number of sink pads in float2int
* added libsndfile plugin (currently only the src is implemented) - currently only float output, noninterleaved is implemented

1 files changed, 116 insertions, 0 deletions

diff --git a/ext/sndfile/gstsf.h b/ext/sndfile/gstsf.h
new file mode 100644
index 00000000..1a8e6eaa
--- /dev/null
+++ b/ext/sndfile/gstsf.h
@@ -0,0 +1,116 @@
+/* GStreamer
+ * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
+ *                    2000 Wim Taymans <wtay@chello.be>
+ *                    2003 Andy Wingo <wingo at pobox dot com>
+ *
+ * gstsf.c: libsndfile plugin for GStreamer
+ *
+ * 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_SFSINK_H__
+#define __GST_SFSINK_H__
+
+
+#include <config.h>
+#include <gst/gst.h>
+#include <sndfile.h>
+
+
+G_BEGIN_DECLS
+
+
+#define GST_TYPE_SF \
+  (gst_sf_get_type())
+#define GST_SF(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SF,GstSF))
+#define GST_SF_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SF,GstSFClass))
+#define GST_IS_SF(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SF))
+#define GST_IS_SF_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SF))
+
+#define GST_TYPE_SFSRC \
+  (gst_sfsrc_get_type())
+#define GST_SFSRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SFSRC,GstSF))
+#define GST_SFSRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SFSRC,GstSFClass))
+#define GST_IS_SFSRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SFSRC))
+#define GST_IS_SFSRC_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SFSRC))
+
+#define GST_TYPE_SFSINK \
+  (gst_sfsink_get_type())
+#define GST_SFSINK(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SFSINK,GstSF))
+#define GST_SFSINK_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SFSINK,GstSFClass))
+#define GST_IS_SFSINK(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SFSINK))
+#define GST_IS_SFSINK_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SFSINK))
+
+typedef struct _GstSF GstSF;
+typedef struct _GstSFClass GstSFClass;
+
+typedef enum {
+  GST_SF_OPEN		= GST_ELEMENT_FLAG_LAST,
+  GST_SF_FLAG_LAST 	= GST_ELEMENT_FLAG_LAST + 2,
+} GstSFlags;
+
+typedef struct {
+  GstPad *pad;
+  gint num;
+  gboolean caps_set;
+} GstSFChannel;
+
+#define GST_SF_CHANNEL(l) ((GstSFChannel*)l->data)
+
+struct _GstSF {
+  GstElement element;
+  GList *channels;
+
+  gchar *filename;
+  SNDFILE *file;
+  void *buffer;
+
+  gboolean loop;
+  gboolean create_pads;
+  gint channelcount;
+  gint numchannels;
+  gint format_major;
+  gint format_subtype;
+  gint format;
+  gint rate;
+};
+
+struct _GstSFClass {
+  GstElementClass parent_class;
+};
+
+GType	gst_sf_get_type		(void);
+GType	gst_sfsrc_get_type	(void);
+GType	gst_sfsink_get_type	(void);
+
+
+G_END_DECLS
+
+
+#endif /* __GST_SFSINK_H__ */