Fix up all the state change functions.

Original commit message from CVS:
Fix up all the state change functions.

3 files changed, 45 insertions, 43 deletions

diff --git a/gst/videocrop/gstvideocrop.c b/gst/videocrop/gstvideocrop.c
index 6009ef7c0..2af4a76c1 100644
--- a/gst/videocrop/gstvideocrop.c
+++ b/gst/videocrop/gstvideocrop.c
@@ -107,7 +107,8 @@ static GstPadLinkReturn
 gst_video_crop_link (GstPad * pad, const GstCaps * caps);
 static void gst_video_crop_chain (GstPad * pad, GstData * _data);
 
-static GstElementStateReturn gst_video_crop_change_state (GstElement * element);
+static GstStateChangeReturn gst_video_crop_change_state (GstElement * element,
+    GstStateChange transition);
 
 
 static GstElementClass *parent_class = NULL;
@@ -531,33 +532,33 @@ gst_video_crop_chain (GstPad * pad, GstData * _data)
   gst_pad_push (video_crop->srcpad, GST_DATA (outbuf));
 }
 
-static GstElementStateReturn
-gst_video_crop_change_state (GstElement * element)
+static GstStateChangeReturn
+gst_video_crop_change_state (GstElement * element, GstStateChange transition)
 {
   GstVideoCrop *video_crop;
 
   video_crop = GST_VIDEO_CROP (element);
 
-  switch (GST_STATE_TRANSITION (element)) {
-    case GST_STATE_NULL_TO_READY:
+  switch (transition) {
+    case GST_STATE_CHANGE_NULL_TO_READY:
       video_crop->renegotiate_src_caps = TRUE;
       break;
-    case GST_STATE_READY_TO_PAUSED:
+    case GST_STATE_CHANGE_READY_TO_PAUSED:
       break;
-    case GST_STATE_PAUSED_TO_PLAYING:
+    case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
       break;
-    case GST_STATE_PLAYING_TO_PAUSED:
+    case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
       break;
-    case GST_STATE_PAUSED_TO_READY:
+    case GST_STATE_CHANGE_PAUSED_TO_READY:
       break;
-    case GST_STATE_READY_TO_NULL:
+    case GST_STATE_CHANGE_READY_TO_NULL:
       break;
   }
 
   if (parent_class->change_state != NULL)
-    return parent_class->change_state (element);
+    return parent_class->change_state (element, transition);
 
-  return GST_STATE_SUCCESS;
+  return GST_STATE_CHANGE_SUCCESS;
 }
 
 static gboolean
diff --git a/sys/v4l2/gstv4l2element.c b/sys/v4l2/gstv4l2element.c
index 18c0abd93..139378b31 100644
--- a/sys/v4l2/gstv4l2element.c
+++ b/sys/v4l2/gstv4l2element.c
@@ -72,8 +72,8 @@ static void gst_v4l2element_set_property (GObject * object,
     guint prop_id, const GValue * value, GParamSpec * pspec);
 static void gst_v4l2element_get_property (GObject * object,
     guint prop_id, GValue * value, GParamSpec * pspec);
-static GstElementStateReturn
-gst_v4l2element_change_state (GstElement * element);
+static GstStateChangeReturn
+gst_v4l2element_change_state (GstElement * element, GstStateChange transition);
 
 
 static GstElementClass *parent_class = NULL;
@@ -562,22 +562,22 @@ gst_v4l2element_get_property (GObject * object,
 }
 
 
-static GstElementStateReturn
-gst_v4l2element_change_state (GstElement * element)
+static GstStateChangeReturn
+gst_v4l2element_change_state (GstElement * element, GstStateChange transition)
 {
   GstV4l2Element *v4l2element;
 
-  g_return_val_if_fail (GST_IS_V4L2ELEMENT (element), GST_STATE_FAILURE);
+  g_return_val_if_fail (GST_IS_V4L2ELEMENT (element), GST_STATE_CHANGE_FAILURE);
 
   v4l2element = GST_V4L2ELEMENT (element);
 
   /* if going down into NULL state, close the device if it's open
    * if going to READY, open the device (and set some options)
    */
-  switch (GST_STATE_TRANSITION (element)) {
-    case GST_STATE_NULL_TO_READY:
+  switch (transition) {
+    case GST_STATE_CHANGE_NULL_TO_READY:
       if (!gst_v4l2_open (v4l2element))
-        return GST_STATE_FAILURE;
+        return GST_STATE_CHANGE_FAILURE;
 
 #ifdef HAVE_XVIDEO
       gst_v4l2_xoverlay_open (v4l2element);
@@ -587,13 +587,13 @@ gst_v4l2element_change_state (GstElement * element)
       g_signal_emit (G_OBJECT (v4l2element),
           gst_v4l2element_signals[SIGNAL_OPEN], 0, v4l2element->device);
       break;
-    case GST_STATE_READY_TO_NULL:
+    case GST_STATE_CHANGE_READY_TO_NULL:
 #ifdef HAVE_XVIDEO
       gst_v4l2_xoverlay_close (v4l2element);
 #endif
 
       if (!gst_v4l2_close (v4l2element))
-        return GST_STATE_FAILURE;
+        return GST_STATE_CHANGE_FAILURE;
 
       /* emit yet another signal! wheehee! */
       g_signal_emit (G_OBJECT (v4l2element),
@@ -602,7 +602,7 @@ gst_v4l2element_change_state (GstElement * element)
   }
 
   if (GST_ELEMENT_CLASS (parent_class)->change_state)
-    return GST_ELEMENT_CLASS (parent_class)->change_state (element);
+    return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
 
-  return GST_STATE_SUCCESS;
+  return GST_STATE_CHANGE_SUCCESS;
 }
diff --git a/sys/v4l2/gstv4l2src.c b/sys/v4l2/gstv4l2src.c
index 45b60bdea..b273781d8 100644
--- a/sys/v4l2/gstv4l2src.c
+++ b/sys/v4l2/gstv4l2src.c
@@ -123,7 +123,8 @@ static void gst_v4l2src_get_property (GObject * object,
     guint prop_id, GValue * value, GParamSpec * pspec);
 
 /* state handling */
-static GstElementStateReturn gst_v4l2src_change_state (GstElement * element);
+static GstStateChangeReturn gst_v4l2src_change_state (GstElement * element,
+    GstStateChange transition);
 
 /* set_clock function for A/V sync */
 static void gst_v4l2src_set_clock (GstElement * element, GstClock * clock);
@@ -1014,63 +1015,63 @@ gst_v4l2src_get_property (GObject * object,
 }
 
 
-static GstElementStateReturn
-gst_v4l2src_change_state (GstElement * element)
+static GstStateChangeReturn
+gst_v4l2src_change_state (GstElement * element, GstStateChange transition)
 {
   GstV4l2Src *v4l2src;
-  gint transition = GST_STATE_TRANSITION (element);
-  GstElementStateReturn parent_return;
+  GstStateChangeReturn parent_return;
   GTimeVal time;
 
-  g_return_val_if_fail (GST_IS_V4L2SRC (element), GST_STATE_FAILURE);
+  g_return_val_if_fail (GST_IS_V4L2SRC (element), GST_STATE_CHANGE_FAILURE);
   v4l2src = GST_V4L2SRC (element);
 
   if (GST_ELEMENT_CLASS (parent_class)->change_state) {
-    parent_return = GST_ELEMENT_CLASS (parent_class)->change_state (element);
-    if (parent_return != GST_STATE_SUCCESS)
+    parent_return =
+        GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+    if (parent_return != GST_STATE_CHANGE_SUCCESS)
       return parent_return;
   }
 
   switch (transition) {
-    case GST_STATE_NULL_TO_READY:
+    case GST_STATE_CHANGE_NULL_TO_READY:
       if (!gst_v4l2src_get_capture (v4l2src))
-        return GST_STATE_FAILURE;
+        return GST_STATE_CHANGE_FAILURE;
       break;
-    case GST_STATE_READY_TO_PAUSED:
+    case GST_STATE_CHANGE_READY_TO_PAUSED:
       v4l2src->handled = 0;
       v4l2src->need_writes = 0;
       v4l2src->substract_time = 0;
       /* buffer setup moved to capsnego */
       break;
-    case GST_STATE_PAUSED_TO_PLAYING:
+    case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
       /* queue all buffer, start streaming capture */
       if (GST_V4L2ELEMENT (v4l2src)->buffer &&
           !gst_v4l2src_capture_start (v4l2src))
-        return GST_STATE_FAILURE;
+        return GST_STATE_CHANGE_FAILURE;
       g_get_current_time (&time);
       v4l2src->substract_time = GST_TIMEVAL_TO_TIME (time) -
           v4l2src->substract_time;
       v4l2src->last_seq = 0;
       break;
-    case GST_STATE_PLAYING_TO_PAUSED:
+    case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
       g_get_current_time (&time);
       v4l2src->substract_time = GST_TIMEVAL_TO_TIME (time) -
           v4l2src->substract_time;
       /* de-queue all queued buffers */
       if (v4l2src->is_capturing && !gst_v4l2src_capture_stop (v4l2src))
-        return GST_STATE_FAILURE;
+        return GST_STATE_CHANGE_FAILURE;
       break;
-    case GST_STATE_PAUSED_TO_READY:
+    case GST_STATE_CHANGE_PAUSED_TO_READY:
       /* stop capturing, unmap all buffers */
       if (GST_V4L2ELEMENT (v4l2src)->buffer &&
           !gst_v4l2src_capture_deinit (v4l2src))
-        return GST_STATE_FAILURE;
+        return GST_STATE_CHANGE_FAILURE;
       break;
-    case GST_STATE_READY_TO_NULL:
+    case GST_STATE_CHANGE_READY_TO_NULL:
       break;
   }
 
-  return GST_STATE_SUCCESS;
+  return GST_STATE_CHANGE_SUCCESS;
 }