sys/sunaudio/: New sunaudiosink

Original commit message from CVS:
* sys/sunaudio/Makefile.am:
* sys/sunaudio/gstsunaudio.c: New sunaudiosink

diff --git a/ChangeLog b/ChangeLog
index 24e306b..a26a2fc 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2004-05-18  David Schleef  <ds@schleef.org>
 
+       * sys/sunaudio/Makefile.am:
+       * sys/sunaudio/gstsunaudio.c: New sunaudiosink
+
+2004-05-18  David Schleef  <ds@schleef.org>
+
        * gst/qtdemux/qtdemux.c: (gst_qtdemux_change_state),
        (gst_qtdemux_loop_header):  Patch from dcm@acm.org (David Moore)
        to allow qtdemux to use non-seekable streams. (bug #142272)

diff --git a/sys/sunaudio/Makefile.am b/sys/sunaudio/Makefile.am
new file mode 100644 (file)
index 0000000..2922185
--- /dev/null
+++ b/sys/sunaudio/Makefile.am
@@ -0,0 +1,8 @@
+plugin_LTLIBRARIES = libgstsunaudio.la
+
+libgstsunaudio_la_SOURCES = gstsunaudio.c
+
+libgstsunaudio_la_CFLAGS = $(GST_CFLAGS)
+libgstsunaudio_la_LIBADD = $(top_builddir)/gst-libs/gst/libgstinterfaces-@GST_MAJORMINOR@.la
+libgstsunaudio_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
+

diff --git a/sys/sunaudio/gstsunaudio.c b/sys/sunaudio/gstsunaudio.c
new file mode 100644 (file)
index 0000000..2d8a219
--- /dev/null
+++ b/sys/sunaudio/gstsunaudio.c
@@ -0,0 +1,281 @@
+/*
+ * GStreamer
+ * Copyright (C) 1999-2001 Erik Walthinsen <omega@cse.ogi.edu>
+ * Copyright (C) 2004 David A. Schleef <ds@schleef.org>
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include <gst/gst.h>
+
+#include <string.h>
+#include <unistd.h>
+#include <sys/mman.h>
+
+
+#define GST_TYPE_SUNAUDIOSINK \
+  (gst_gst_sunaudiosink_get_type())
+#define GST_SUNAUDIOSINK(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SUNAUDIOSINK,GstSunAudioSink))
+#define GST_SUNAUDIOSINK_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SUNAUDIOSINK,GstSunAudioSink))
+#define GST_IS_SUNAUDIOSINK(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SUNAUDIOSINK))
+#define GST_IS_SUNAUDIOSINK_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SUNAUDIOSINK))
+
+typedef struct _GstSunAudioSink GstSunAudioSink;
+typedef struct _GstSunAudioSinkClass GstSunAudioSinkClass;
+
+struct _GstSunAudioSink
+{
+  GstElement element;
+
+  GstPad *sinkpad;
+};
+
+struct _GstSunAudioSinkClass
+{
+  GstElementClass parent_class;
+};
+
+GType gst_gst_sunaudiosink_get_type (void);
+
+
+static GstElementDetails plugin_details = {
+  "SunAudioSink",
+  "Audio/Sink",
+  "This element acts like identity, except that one can control how "
+      "sunaudiosink works",
+  "David A. Schleef <ds@schleef.org>",
+};
+
+/* Filter signals and args */
+enum
+{
+  /* FILL ME */
+  LAST_SIGNAL
+};
+
+enum
+{
+  ARG_0
+};
+
+static GstStaticPadTemplate gst_sunaudiosink_sink_factory =
+GST_STATIC_PAD_TEMPLATE ("sink",
+    GST_PAD_SINK,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS_ANY);
+
+static void gst_sunaudiosink_base_init (gpointer g_class);
+static void gst_sunaudiosink_class_init (GstSunAudioSinkClass * klass);
+static void gst_sunaudiosink_init (GstSunAudioSink * filter);
+
+//static GstCaps *gst_sunaudiosink_getcaps (GstPad * pad);
+static GstPadLinkReturn gst_sunaudiosink_pad_link (GstPad * pad,
+    const GstCaps * caps);
+
+static void gst_sunaudiosink_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec);
+static void gst_sunaudiosink_get_property (GObject * object, guint prop_id,
+    GValue * value, GParamSpec * pspec);
+
+static void gst_sunaudiosink_chain (GstPad * pad, GstData * _data);
+
+static GstElementClass *parent_class = NULL;
+
+typedef struct _GstFencedBuffer GstFencedBuffer;
+struct _GstFencedBuffer
+{
+  GstBuffer buffer;
+  void *region;
+  unsigned int length;
+};
+
+GType
+gst_gst_sunaudiosink_get_type (void)
+{
+  static GType plugin_type = 0;
+
+  if (!plugin_type) {
+    static const GTypeInfo plugin_info = {
+      sizeof (GstSunAudioSinkClass),
+      gst_sunaudiosink_base_init,
+      NULL,
+      (GClassInitFunc) gst_sunaudiosink_class_init,
+      NULL,
+      NULL,
+      sizeof (GstSunAudioSink),
+      0,
+      (GInstanceInitFunc) gst_sunaudiosink_init,
+    };
+
+    plugin_type = g_type_register_static (GST_TYPE_ELEMENT,
+        "GstSunAudioSink", &plugin_info, 0);
+  }
+  return plugin_type;
+}
+
+static void
+gst_sunaudiosink_base_init (gpointer g_class)
+{
+  GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+  gst_element_class_add_pad_template (element_class,
+      gst_static_pad_template_get (&gst_sunaudiosink_sink_factory));
+  gst_element_class_set_details (element_class, &plugin_details);
+}
+
+static void
+gst_sunaudiosink_class_init (GstSunAudioSinkClass * klass)
+{
+  GObjectClass *gobject_class;
+  GstElementClass *gstelement_class;
+
+  gobject_class = (GObjectClass *) klass;
+  gstelement_class = (GstElementClass *) klass;
+
+  parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
+
+  gobject_class->set_property = gst_sunaudiosink_set_property;
+  gobject_class->get_property = gst_sunaudiosink_get_property;
+}
+
+static void
+gst_sunaudiosink_init (GstSunAudioSink * filter)
+{
+  filter->sinkpad =
+      gst_pad_new_from_template (gst_static_pad_template_get
+      (&gst_sunaudiosink_sink_factory), "sink");
+  //gst_pad_set_getcaps_function (filter->sinkpad, gst_sunaudiosink_getcaps);
+  gst_pad_set_link_function (filter->sinkpad, gst_sunaudiosink_pad_link);
+
+  gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
+  gst_pad_set_chain_function (filter->sinkpad, gst_sunaudiosink_chain);
+}
+
+#if 0
+static GstCaps *
+gst_sunaudiosink_getcaps (GstPad * pad)
+{
+  GstSunAudioSink *sunaudiosink = GST_SUNAUDIOSINK (gst_pad_get_parent (pad));
+  GstPad *otherpad;
+  GstCaps *caps;
+
+  caps = gst_pad_get_allowed_caps (otherpad);
+
+  GST_ERROR ("getcaps called on %" GST_PTR_FORMAT ", returning %"
+      GST_PTR_FORMAT, pad, caps);
+
+  return caps;
+}
+#endif
+
+static GstPadLinkReturn
+gst_sunaudiosink_pad_link (GstPad * pad, const GstCaps * caps)
+{
+  //GstSunAudioSink *sunaudiosink = GST_SUNAUDIOSINK (gst_pad_get_parent (pad));
+  //GstPad *otherpad;
+  GstPadLinkReturn ret;
+
+  ret = GST_PAD_LINK_REFUSED;
+  GST_ERROR ("pad_link called on %" GST_PTR_FORMAT " with caps %"
+      GST_PTR_FORMAT ", returning %d", pad, caps, ret);
+
+  return ret;
+}
+
+static void
+gst_sunaudiosink_chain (GstPad * pad, GstData * _data)
+{
+  //GstSunAudioSink *sunaudiosink = GST_SUNAUDIOSINK (gst_pad_get_parent (pad));
+
+}
+
+#if 0
+static gboolean
+gst_sunaudiosink_open (GstSunAudioSink * sunaudiosink)
+{
+  const char *file;
+
+  file = "/dev/audio";
+
+
+  return FALSE;
+}
+#endif
+
+static void
+gst_sunaudiosink_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec)
+{
+  GstSunAudioSink *filter;
+
+  g_return_if_fail (GST_IS_SUNAUDIOSINK (object));
+  filter = GST_SUNAUDIOSINK (object);
+
+  switch (prop_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+gst_sunaudiosink_get_property (GObject * object, guint prop_id,
+    GValue * value, GParamSpec * pspec)
+{
+  GstSunAudioSink *filter;
+
+  g_return_if_fail (GST_IS_SUNAUDIOSINK (object));
+  filter = GST_SUNAUDIOSINK (object);
+
+  switch (prop_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+gboolean
+gst_sunaudiosink_plugin_init (GstPlugin * plugin)
+{
+  if (!gst_element_register (plugin, "sunaudiosink", GST_RANK_NONE,
+          GST_TYPE_SUNAUDIOSINK))
+    return FALSE;
+
+  return TRUE;
+}
+
+static gboolean
+plugin_init (GstPlugin * plugin)
+{
+  if (!gst_element_register (plugin, "sunaudiosink", GST_RANK_NONE,
+          GST_TYPE_SUNAUDIOSINK))
+    return FALSE;
+
+  return TRUE;
+}
+
+GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+    GST_VERSION_MINOR,
+    "sunaudio",
+    "elements for SunAudio",
+    plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN)