adding dv, raw1934, gnomevfs, rtp

Original commit message from CVS:
adding dv, raw1934, gnomevfs, rtp

4 files changed, 385 insertions, 0 deletions

diff --git a/ext/raw1394/Makefile.am b/ext/raw1394/Makefile.am
new file mode 100644
index 00000000..af17049b
--- /dev/null
+++ b/ext/raw1394/Makefile.am
@@ -0,0 +1,8 @@
+plugindir = $(libdir)/gst
+
+plugin_LTLIBRARIES = libgst1394.la
+
+libgst1394_la_SOURCES = gst1394.c gstdv1394src.c
+libgst1394_la_LIBADD = $(raw1394_LIBS) 
+
+noinst_HEADERS = gstdv1394src.h
diff --git a/ext/raw1394/gst1394.c b/ext/raw1394/gst1394.c
new file mode 100644
index 00000000..68a6431e
--- /dev/null
+++ b/ext/raw1394/gst1394.c
@@ -0,0 +1,57 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * 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.
+ */
+
+
+#include <gst/gst.h>
+
+
+#include "dv1394src.h"
+
+
+static GstElementDetails gst_dv1394src_details = {
+  "Firewire (1394) DV Source",
+  "Source/1394/DV",
+  "Source for DV video data from firewire port",
+  VERSION,
+  "Erik Walthinsen <omega@temple-baptist.com>",
+  "(C) 2001",
+};
+
+
+static gboolean
+plugin_init (GModule *module, GstPlugin *plugin)
+{
+  GstElementFactory *factory;
+
+  factory = gst_elementfactory_new("dv1394src",GST_TYPE_DV1394SRC,
+                                   &gst_dv1394src_details);
+  g_return_val_if_fail(factory != NULL, FALSE);
+
+  gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
+
+  return TRUE;
+}
+
+GstPluginDesc plugin_desc = { 
+  GST_VERSION_MAJOR,
+  GST_VERSION_MINOR,
+  "gst1394",
+  plugin_init
+};
+
diff --git a/ext/raw1394/gstdv1394src.c b/ext/raw1394/gstdv1394src.c
new file mode 100644
index 00000000..3154ba59
--- /dev/null
+++ b/ext/raw1394/gstdv1394src.c
@@ -0,0 +1,245 @@
+/* Gnome-Streamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * 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.
+ */
+
+#include <gst/gst.h>
+#include "gstdv1394src.h"
+
+
+/* Filter signals and args */
+enum {
+  /* FILL ME */
+  LAST_SIGNAL
+};
+
+enum {
+  ARG_0
+};
+
+static GstPadTemplate*
+gst_dv1394src_factory (void)
+{
+  static GstPadTemplate *template = NULL;
+
+  if (!template) {
+    template = gst_padtemplate_new (
+      "src",
+      GST_PAD_SRC,
+      GST_PAD_ALWAYS,
+      gst_caps_new (
+        "dv1394src",
+        "video/dv",
+	gst_props_new (
+          "format", GST_PROPS_STRING ("NTSC"),
+	  NULL)),
+      NULL);
+  }
+  return template;
+}
+
+static void		gst_dv1394src_class_init		(GstDV1394SrcClass *klass);
+static void		gst_dv1394src_init		(GstDV1394Src *filter);
+
+static void		gst_dv1394src_set_property		(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
+static void		gst_dv1394src_get_property		(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
+
+static GstElementStateReturn	gst_dv1394src_change_state	(GstElement *element);
+
+static GstBuffer *	gst_dv1394src_get			(GstPad *pad);
+
+static GstElementClass *parent_class = NULL;
+//static guint gst_filter_signals[LAST_SIGNAL] = { 0 };
+
+GType
+gst_dv1394src_get_type(void) {
+  static GType gst_dv1394src_type = 0;
+
+  if (!gst_dv1394src_type) {
+    static const GTypeInfo gst_dv1394src_info = {
+      sizeof(GstDV1394Src),      NULL,
+      NULL,
+      (GClassInitFunc)gst_dv1394src_class_init,
+      NULL,
+      NULL,
+      sizeof(GstDV1394Src),
+      0,
+      (GInstanceInitFunc)gst_dv1394src_init,
+    };
+    gst_dv1394src_type = g_type_register_static(GST_TYPE_ELEMENT, "DV1394Src", &gst_dv1394src_info, 0);
+  }
+  return gst_dv1394src_type;
+}
+
+static void
+gst_dv1394src_class_init (GstDV1394SrcClass *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_dv1394src_set_property;
+  gobject_class->get_property = gst_dv1394src_get_property;
+
+  gstelement_class->change_state = gst_dv1394src_change_state;
+}
+
+static void
+gst_dv1394src_init (GstDV1394Src *dv1394src)
+{
+  dv1394src->srcpad = gst_pad_new ("src", GST_PAD_SRC);
+  gst_pad_set_get_function (dv1394src->srcpad, gst_dv1394src_get);
+  gst_element_add_pad (GST_ELEMENT (dv1394src), dv1394src->srcpad);
+
+  dv1394src->card = 0;
+  dv1394src->port = 0;
+  dv1394src->channel = 63;
+}
+
+static void
+gst_dv1394src_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
+{
+  GstDV1394Src *filter;
+
+  /* it's not null if we got it, but it might not be ours */
+  g_return_if_fail(GST_IS_DV1394SRC(object));
+  filter = GST_DV1394SRC(object);
+
+  switch (prop_id) {
+    default:
+      break;
+  }
+}
+
+static void
+gst_dv1394src_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
+{
+  GstDV1394Src *filter;
+
+  /* it's not null if we got it, but it might not be ours */
+  g_return_if_fail(GST_IS_DV1394SRC(object));
+  filter = GST_DV1394SRC(object);
+
+  switch (prop_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static
+int gst_dv1394src_iso_receive(raw1394handle_t handle,int channel,size_t len,quadlet_t *data) {
+  GstDV1394Src *dv1394src = GST_DV1394SRC (raw1394_get_userdata(handle));
+  unsigned char *ptr = (unsigned char *)&data[3];
+  GstBuffer *buf;
+
+  if (len > 16) {
+//fprintf(stderr,"section_type %d, dif_sequence %d, dif_block %d\n",ptr[0] >> 5,ptr[1] >> 4,ptr[2]);
+fprintf(stderr,".");
+    if (((ptr[0] >> 5) == 0) &&
+        ((ptr[1] >> 4) == 0) && (ptr[2] == 0)) dv1394src->started = TRUE;
+    if (dv1394src->started) {
+      buf = gst_buffer_new();
+      GST_BUFFER_DATA(buf) = ptr;
+      GST_BUFFER_SIZE(buf) = 480;
+      GST_BUFFER_OFFSET(buf) = 0;
+      GST_BUFFER_FLAG_SET(buf,GST_BUFFER_DONTFREE);
+
+      dv1394src->buf = buf;
+    }
+  }
+
+  return 0;
+}
+
+static
+int gst_dv1394src_bus_reset(raw1394handle_t handle) {
+  GST_INFO_ELEMENT(0,GST_DV1394SRC(raw1394_get_userdata(handle)),"have bus reset");
+  return 0;
+}
+
+static GstBuffer *
+gst_dv1394src_get (GstPad *pad)
+{
+  GstDV1394Src *dv1394src = GST_DV1394SRC (GST_PAD_PARENT(pad));
+
+  dv1394src->buf = NULL;
+  while (dv1394src->buf == NULL)
+    raw1394_loop_iterate(dv1394src->handle);
+
+  return dv1394src->buf;
+}  
+
+static GstElementStateReturn
+gst_dv1394src_change_state (GstElement *element)
+{
+  GstDV1394Src *dv1394src;
+
+  g_return_val_if_fail (GST_IS_DV1394SRC (element), GST_STATE_FAILURE);
+  dv1394src = GST_DV1394SRC (element);
+
+  switch (GST_STATE_TRANSITION (element)) {
+    case GST_STATE_NULL_TO_READY:
+      if ((dv1394src->handle = raw1394_get_handle()) == NULL) {
+        GST_INFO_ELEMENT(0,dv1394src,"can't get raw1394 handle");
+        return GST_STATE_FAILURE;
+      }
+      raw1394_set_userdata(dv1394src->handle,dv1394src);
+      dv1394src->numcards = raw1394_get_port_info(dv1394src->handle,dv1394src->pinfo,16);
+      if (dv1394src->numcards == 0) {
+        GST_INFO_ELEMENT(0,dv1394src,"no cards available for raw1394");
+        return GST_STATE_FAILURE;
+      }
+      if (dv1394src->pinfo[dv1394src->card].nodes <= 1) {
+        GST_INFO_ELEMENT(0,dv1394src,"there are no nodes on the 1394 bus");
+        return GST_STATE_FAILURE;
+      }
+      if (raw1394_set_port(dv1394src->handle,dv1394src->port) < 0) {
+        GST_INFO_ELEMENT(0,dv1394src,"can't set 1394 port %d",dv1394src->port);
+        return GST_STATE_FAILURE;
+      }
+      raw1394_set_iso_handler(dv1394src->handle,dv1394src->channel,gst_dv1394src_iso_receive);
+      raw1394_set_bus_reset_handler(dv1394src->handle,gst_dv1394src_bus_reset);
+      dv1394src->started = FALSE;
+      GST_DEBUG(0,"successfully opened up 1394 connection");
+      break;
+    case GST_STATE_PAUSED_TO_PLAYING:
+      if (raw1394_start_iso_rcv(dv1394src->handle,dv1394src->channel) < 0) {
+        GST_INFO_ELEMENT(0,dv1394src,"can't start 1394 iso receive");
+        return GST_STATE_FAILURE;
+      }
+      break;
+    case GST_STATE_PLAYING_TO_PAUSED:
+      raw1394_stop_iso_rcv(dv1394src->handle, dv1394src->channel);
+      break;
+    case GST_STATE_READY_TO_NULL:
+      raw1394_destroy_handle(dv1394src->handle);
+      break;
+    default:
+      break;
+  }
+
+  /* if we haven't failed already, give the parent class a chance to ;-) */  
+  if (GST_ELEMENT_CLASS (parent_class)->change_state)
+    return GST_ELEMENT_CLASS (parent_class)->change_state (element);
+
+  return GST_STATE_SUCCESS;
+}
diff --git a/ext/raw1394/gstdv1394src.h b/ext/raw1394/gstdv1394src.h
new file mode 100644
index 00000000..59d5b9f8
--- /dev/null
+++ b/ext/raw1394/gstdv1394src.h
@@ -0,0 +1,75 @@
+/* Gnome-Streamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * 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_GST1394_H__
+#define __GST_GST1394_H__
+
+
+#include <config.h>
+#include <gst/gst.h>
+#include <libraw1394/raw1394.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+#define GST_TYPE_DV1394SRC \
+  (gst_dv1394src_get_type())
+#define GST_DV1394SRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DV1394SRC,GstDV1394Src))
+#define GST_DV1394SRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DV1394SRC,GstDV1394Src))
+#define GST_IS_DV1394SRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DV1394SRC))
+#define GST_IS_DV1394SRC_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DV1394SRC))
+
+typedef struct _GstDV1394Src GstDV1394Src;
+typedef struct _GstDV1394SrcClass GstDV1394SrcClass;
+
+struct _GstDV1394Src {
+  GstElement element;
+
+  GstPad *srcpad;
+
+  int numcards,numports;
+  int card,port,channel;
+
+  struct raw1394_portinfo pinfo[16];
+  raw1394handle_t handle;
+
+  gboolean started;
+  GstBuffer *buf;
+};
+
+struct _GstDV1394SrcClass {
+  GstElementClass parent_class;
+};
+
+GType gst_dv1394src_get_type(void);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+
+#endif /* __GST_GST1394_H__ */