2 files changed, 116 insertions, 0 deletions
diff --git a/xine/vo_osdreorder.c b/xine/vo_osdreorder.c
new file mode 100644
index 00000000..6fed9e3c
--- /dev/null
+++ b/xine/vo_osdreorder.c
@@ -0,0 +1,100 @@
+/*
+ * vo_osdreorder.c: OSD re-ordering video-out post plugin
+ *
+ * See the main source file 'xineliboutput.c' for copyright information and
+ * how to reach the author.
+ *
+ * $Id: vo_osdreorder.c,v 1.1 2009-03-17 12:14:41 phintuka Exp $
+ *
+ */
+
+#include <stdlib.h>
+
+#include <xine/video_out.h>
+
+#include "vo_props.h"
+#include "vo_hook.h"
+
+/*
+ *  osdreorder_hook_t
+ */
+typedef struct {
+  vo_driver_hook_t h;
+
+  /* currently showing OSDs in new drawing order */
+  vo_overlay_t *overlay[50];
+
+} osdreorder_hook_t;
+
+/*
+ *
+ */
+
+static int osd_level(vo_overlay_t *overlay)
+{
+  if (overlay->hili_rgb_clut != VDR_OSD_MAGIC /* not from vdr */) {
+    return 9999;
+  }
+
+  /* VDR input plugin stores some control data in hili clut area */
+  vdr_osd_extradata_t *data = (vdr_osd_extradata_t *)overlay->hili_color;
+  return data->layer;
+}
+
+/*
+ * interface
+ */
+
+/*
+ * override overlay_blend()
+ */
+static void osdreorder_overlay_blend (vo_driver_t *self, vo_frame_t *frame, vo_overlay_t *overlay)
+{
+  osdreorder_hook_t *this = (osdreorder_hook_t*)self;
+  int my_level = osd_level(overlay);
+  int i;
+
+  /* search position */
+  for (i = 0; this->overlay[i] && osd_level(this->overlay[i]) >= my_level; i++)
+    ;
+
+  /* make room */
+  if (this->overlay[i])
+    memmove(&this->overlay[i+1], &this->overlay[i], (49-i)*sizeof(vo_overlay_t*));
+
+  this->overlay[i] = overlay;
+  return;
+}
+
+/*
+ * override overlay_end()
+ */
+static void osdreorder_overlay_end (vo_driver_t *self, vo_frame_t *vo_img)
+{
+  osdreorder_hook_t *this = (osdreorder_hook_t*)self;
+  int i;
+
+  for (i = 0; this->overlay[i]; i++) {
+    this->h.orig_driver->overlay_blend(this->h.orig_driver, vo_img, this->overlay[i]);
+    this->overlay[i] = NULL;
+  }
+
+  /* redirect */
+  if (this->h.orig_driver->overlay_end)
+    this->h.orig_driver->overlay_end(this->h.orig_driver, vo_img);
+}
+
+/*
+ * init()
+ */
+vo_driver_t *osd_reorder_init(void)
+{
+  osdreorder_hook_t *this = calloc(1, sizeof(osdreorder_hook_t));
+
+  /* OSD interface */
+  this->h.vo.overlay_blend    = osdreorder_overlay_blend;
+  this->h.vo.overlay_end      = osdreorder_overlay_end;
+
+  return &this->h.vo;
+}
+
diff --git a/xine/vo_osdreorder.h b/xine/vo_osdreorder.h
new file mode 100644
index 00000000..15ec7a6b
--- /dev/null
+++ b/xine/vo_osdreorder.h
@@ -0,0 +1,16 @@
+/*
+ * vo_osdreorder.h: OSD re-ordering video-out post plugin
+ *
+ * See the main source file 'xineliboutput.c' for copyright information and
+ * how to reach the author.
+ *
+ * $Id: vo_osdreorder.h,v 1.1 2009-03-17 12:14:41 phintuka Exp $
+ *
+ */
+
+#ifndef _XINELIBOUTPUT_VO_OSDREORDER_H
+#define _XINELIBOUTPUT_VO_OSDREORDER_H
+
+vo_driver_t *osd_reorder_init(void);
+
+#endif /* _XINELIBOUTPUT_VO_OSDREORDER_H */