waylandsink : Add new flag to fix bug about flush buffer
[platform/upstream/gstreamer.git] / ext / wayland / gstwaylandsink.c
index 01b8e6a..99d8b67 100755 (executable)
@@ -42,7 +42,7 @@
 #endif
 
 #include "gstwaylandsink.h"
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
 #include <mm_types.h>
 #include "tizen-wlvideoformat.h"
 #endif
@@ -58,7 +58,9 @@
 #include <stdlib.h>
 #include <string.h>
 
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+#define GST_APP_EVENT_FLUSH_BUFFER_NAME "application/flush-buffer"
+
 #define GST_TYPE_WAYLANDSINK_DISPLAY_GEOMETRY_METHOD (gst_waylandsink_display_geometry_method_get_type())
 #define GST_TYPE_WAYLANDSINK_ROTATE_ANGLE (gst_waylandsink_rotate_angle_get_type())
 #define GST_TYPE_WAYLANDSINK_FLIP (gst_waylandsink_flip_get_type())
@@ -95,7 +97,8 @@ gst_waylandsink_display_geometry_method_get_type (void)
     {2, "Full-screen", "FULL_SCREEN"},
     {3, "Cropped full-screen", "CROPPED_FULL_SCREEN"},
     {4, "Origin size(if screen size is larger than video size(width/height)) or Letter box(if video size(width/height) is larger than screen size)", "ORIGIN_SIZE_OR_LETTER_BOX"},
-    {5, NULL, NULL},
+    {5, "Specially described destination ROI", "DISP_GEO_METHOD_CUSTOM_ROI"},
+    {6, NULL, NULL},
   };
 
   if (!waylandsink_display_geometry_method_type) {
@@ -132,6 +135,10 @@ gst_waylandsink_flip_get_type (void)
 enum
 {
   SIGNAL_0,
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  SIGNAL_HANDOFF,
+  SIGNAL_PREROLL_HANDOFF,
+#endif
   LAST_SIGNAL
 };
 
@@ -140,12 +147,30 @@ enum
 {
   PROP_0,
   PROP_DISPLAY,
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  PROP_SIGNAL_HANDOFFS,
+  PROP_USE_GAPLESS,
+  PROP_KEEP_CAMERA_PREVIEW,
   PROP_USE_TBM,
   PROP_ROTATE_ANGLE,
   PROP_DISPLAY_GEOMETRY_METHOD,
-  PROP_ORIENTATION,
-  PROP_FLIP
+  PROP_FLIP,
+  PROP_VISIBLE,
+  PROP_FOLLOW_PARENT_TRANSFORM,
+  PROP_CROP_X,
+  PROP_CROP_Y,
+  PROP_CROP_WIDTH,
+  PROP_CROP_HEIGHT,
+  PROP_RATIO_WIDTH,
+  PROP_RATIO_HEIGHT,
+  PROP_SCALE_WIDTH,
+  PROP_SCALE_HEIGHT,
+  PROP_OFFSET_X,
+  PROP_OFFSET_Y,
+  PROP_OFFSET_WIDTH,
+  PROP_OFFSET_HEIGHT,
+  PROP_ALIGN_WIDTH,
+  PROP_ALIGN_HEIGHT
 #endif
 };
 int dump__cnt = 0;
@@ -159,7 +184,7 @@ static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
     GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE
         ("{ BGRx, BGRA, RGBx, xBGR, xRGB, RGBA, ABGR, ARGB, RGB, BGR, "
             "RGB16, BGR16, YUY2, YVYU, UYVY, AYUV, NV12, NV21, NV16, "
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
             "SN12, ST12, "
 #endif
             "YUV9, YVU9, Y41B, I420, YV12, Y42B, v308 }"))
@@ -203,9 +228,13 @@ static void gst_wayland_sink_waylandvideo_init (GstWaylandVideoInterface *
     iface);
 static void gst_wayland_sink_begin_geometry_change (GstWaylandVideo * video);
 static void gst_wayland_sink_end_geometry_change (GstWaylandVideo * video);
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+static gboolean gst_wayland_sink_event (GstBaseSink * bsink, GstEvent * event);
 static void gst_wayland_sink_update_window_geometry (GstWaylandSink * sink);
 static void render_last_buffer (GstWaylandSink * sink);
+
+static guint gst_waylandsink_signals[LAST_SIGNAL] = { 0 };
+
 #endif
 #define gst_wayland_sink_parent_class parent_class
 G_DEFINE_TYPE_WITH_CODE (GstWaylandSink, gst_wayland_sink, GST_TYPE_VIDEO_SINK,
@@ -250,16 +279,26 @@ gst_wayland_sink_class_init (GstWaylandSinkClass * klass)
   gstbasesink_class->propose_allocation =
       GST_DEBUG_FUNCPTR (gst_wayland_sink_propose_allocation);
   gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_wayland_sink_render);
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  gstbasesink_class->event = GST_DEBUG_FUNCPTR (gst_wayland_sink_event);
+#endif
 
   g_object_class_install_property (gobject_class, PROP_DISPLAY,
       g_param_spec_string ("display", "Wayland Display name", "Wayland "
           "display name to connect to, if not supplied via the GstContext",
           NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
-#ifdef GST_WLSINK_ENHANCEMENT
+
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  g_object_class_install_property (gobject_class, PROP_KEEP_CAMERA_PREVIEW,
+      g_param_spec_boolean ("keep-camera-preview", "use flush buffer mechanism",
+          "Last tbm buffer is copied and returned to camerasrc immediately "
+          "when state change(PAUSED_TO_READY)", FALSE,
+          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
   g_object_class_install_property (gobject_class, PROP_USE_TBM,
-      g_param_spec_boolean ("use-tbm",
-          "Use Tizen Buffer Memory insted of Shared memory",
-          "When enabled, Memory is alloced by TBM insted of SHM ", TRUE,
+      g_param_spec_boolean ("use-tbm", "use tbm buffer",
+          "Use Tizen Buffer Memory insted of Shared memory, "
+          "Memory is alloced by TBM insted of SHM when enabled", TRUE,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
   g_object_class_install_property (gobject_class, PROP_ROTATE_ANGLE,
@@ -275,19 +314,144 @@ gst_wayland_sink_class_init (GstWaylandSinkClass * klass)
           DEF_DISPLAY_GEOMETRY_METHOD,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
-  g_object_class_install_property (gobject_class, PROP_ORIENTATION,
-      g_param_spec_enum ("orientation",
-          "Orientation information used for ROI/ZOOM",
-          "Orientation information for display",
-          GST_TYPE_WAYLANDSINK_ROTATE_ANGLE, DEGREE_0,
-          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
-
   g_object_class_install_property (gobject_class, PROP_FLIP,
       g_param_spec_enum ("flip", "Display flip",
           "Flip for display",
           GST_TYPE_WAYLANDSINK_FLIP, DEF_DISPLAY_FLIP,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
+  g_object_class_install_property (gobject_class, PROP_VISIBLE,
+      g_param_spec_boolean ("visible", "Visible",
+          "Draws screen or blacks out, true means visible, false blacks out",
+          TRUE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+#ifdef ENABLE_FUNCTION
+  g_object_class_install_property (gobject_class, PROP_SCALE_WIDTH,
+      g_param_spec_double ("scale-w", "ratio width",
+          "scale width for rendering video,"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0.0,
+          G_MAXDOUBLE, 1.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_SCALE_HEIGHT,
+      g_param_spec_double ("scale-h", "scale height",
+          "scale width for rendering video, "
+          "Function is not support in DISP_GEO_METHOD_CUSTOM_ROI. ", 0.0,
+          G_MAXDOUBLE, 1.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_FOLLOW_PARENT_TRANSFORM,
+      g_param_spec_boolean ("follow-parent-transform",
+          "follow parent transform",
+          "Video is rotated automatically without setting rotate property by rotating Display"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", TRUE,
+          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_CROP_X,
+      g_param_spec_uint ("crop-x", "crop x",
+          "x-coordinate for cropping video. "
+          "Please set crop-x, crop-y, crop-w and crop-h togethrer. "
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_CROP_Y,
+      g_param_spec_uint ("crop-y", "crop y",
+          "y-coordinate for cropping video. "
+          "Please set crop-x, crop-y, crop-w and crop-h togethrer. "
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_CROP_WIDTH,
+      g_param_spec_uint ("crop-w", "crop width",
+          "width for cropping video. "
+          "If value is not set or is set 0, Width is set to video width after set_caps. "
+          "Please set crop-x, crop-y, crop-w and crop-h togethrer. "
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_CROP_HEIGHT,
+      g_param_spec_uint ("crop-h", "crop height",
+          "height for cropping video. "
+          "If value is not set or is set 0, Hight is set to video height after set_caps. "
+          "Please set crop-x, crop-y, crop-w and crop-h togethrer. "
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_RATIO_WIDTH,
+      g_param_spec_double ("ratio-w", "ratio width",
+          "ratio width for rendering video,"
+          "If value is set, Original video ratio is ignored. to restore original size, set to -1"
+          "Please set ratio-w and ratio-h togethrer. "
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", -1.0,
+          G_MAXDOUBLE, -1.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_RATIO_HEIGHT,
+      g_param_spec_double ("ratio-h", "ratio height",
+          "ratio width for rendering video, "
+          "If value is set, Original video ratio is ignored. to restore original size, set to -1"
+          "Please set ratio-w and ratio-h togethrer. "
+          "Function is not support in DISP_GEO_METHOD_CUSTOM_ROI. ", -1.0,
+          G_MAXDOUBLE, -1.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_OFFSET_X,
+      g_param_spec_uint ("offset-x", "offset x",
+          "x offset for moving x-coordinate of video pixel, "
+          "Please set x, y, w and h offset togethrer"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_OFFSET_Y,
+      g_param_spec_uint ("offset-y", "offset y",
+          "y offset for moving y-coordinate of video pixel, "
+          "Please set x, y, w and h offset togethrer"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_OFFSET_WIDTH,
+      g_param_spec_uint ("offset-w", "offset width",
+          "width offset for adjusting width of of video pixel, "
+          "Please set x, y, w and h offset togethrer"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_OFFSET_HEIGHT,
+      g_param_spec_uint ("offset-h", "offset height",
+          "height offset for adjusting height of of video pixel"
+          "Please set x, y, w and h offset togethrer"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0,
+          G_MAXUINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_ALIGN_WIDTH,
+      g_param_spec_double ("align-w", "align width",
+          "Align with, Left: 0.0, Middle: 0.5, Right: 1.0, "
+          "Please set align-w and align-h togethrer"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0.0,
+          1.0, 0.5, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_property (gobject_class, PROP_ALIGN_HEIGHT,
+      g_param_spec_double ("align-h", "align height",
+          "Align height, Left: 0.0, Middle: 0.5, Right: 1.0, "
+          "Please set align-w and align-h togethrer"
+          "Function is not supported in DISP_GEO_METHOD_CUSTOM_ROI. ", 0.0,
+          1.0, 0.5, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+#endif
+
+  /* fakesink function for stream callback of MSL with browser */
+  g_object_class_install_property (gobject_class, PROP_SIGNAL_HANDOFFS,
+      g_param_spec_boolean ("signal-handoffs", "Signal handoffs",
+          "Send a signal before unreffing the buffer", FALSE,
+          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  gst_waylandsink_signals[SIGNAL_HANDOFF] =
+      g_signal_new ("handoff", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
+      G_STRUCT_OFFSET (GstWaylandSinkClass, handoff), NULL, NULL,
+      g_cclosure_marshal_generic, G_TYPE_NONE, 2,
+      GST_TYPE_BUFFER | G_SIGNAL_TYPE_STATIC_SCOPE, GST_TYPE_PAD);
+
+  gst_waylandsink_signals[SIGNAL_PREROLL_HANDOFF] =
+      g_signal_new ("preroll-handoff", G_TYPE_FROM_CLASS (klass),
+      G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstWaylandSinkClass, preroll_handoff),
+      NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 2,
+      GST_TYPE_BUFFER | G_SIGNAL_TYPE_STATIC_SCOPE, GST_TYPE_PAD);
+
 #endif
 }
 
@@ -311,38 +475,119 @@ static void
 gst_wayland_sink_init (GstWaylandSink * sink)
 {
   FUNCTION;
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  sink->signal_handoffs = FALSE;
+  sink->request_camera_flush_buf = FALSE;
+  sink->keep_camera_preview = FALSE;
+  sink->got_costum_event = FALSE;
   sink->USE_TBM = TRUE;
   sink->display_geometry_method = DEF_DISPLAY_GEOMETRY_METHOD;
   sink->flip = DEF_DISPLAY_FLIP;
   sink->rotate_angle = DEGREE_0;
-  sink->orientation = DEGREE_0;
+  sink->visible = TRUE;
+  sink->crop_x = sink->crop_y = sink->crop_w = sink->crop_h = 0;
+#ifdef ENABLE_FUNCTION
+  sink->follow_parent_transform = FALSE;
+  sink->ratio_w = sink->ratio_h = -1.0; //need to set -1.0 for original video ratio
+  sink->align_w = sink->align_h = 0.5;
+  sink->scale_w = sink->scale_h = 1.0;
+  sink->offset_x = sink->offset_y = sink->offset_w = sink->offset_h = 0;
+#endif
 #endif
   g_mutex_init (&sink->display_lock);
   g_mutex_init (&sink->render_lock);
 }
 
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+static void
+gst_wayland_sink_stop_video (GstWaylandSink * sink)
+{
+  FUNCTION;
+  g_return_if_fail (sink != NULL);
+  gst_wl_window_render (sink->window, NULL, NULL);
+}
+
+static int
+gst_wayland_sink_check_use_gapless (GstWaylandSink * sink)
+{
+  g_return_val_if_fail (sink != NULL, FALSE);
+  g_return_val_if_fail (sink->display != NULL, FALSE);
+
+  if (sink->got_costum_event && sink->USE_TBM
+      && sink->display->is_native_format)
+    return TRUE;
+
+  return FALSE;
+}
+
+static int
+gst_wayland_sink_need_to_make_flush_buffer (GstWaylandSink * sink)
+{
+  g_return_val_if_fail (sink != NULL, FALSE);
+  g_return_val_if_fail (sink->display != NULL, FALSE);
+
+  if ((gst_wayland_sink_check_use_gapless (sink))
+      || sink->request_camera_flush_buf || sink->display->flush_request) {
+    sink->display->flush_request = TRUE;
+    return TRUE;
+  }
+  return FALSE;
+}
+
 static void
 gst_wayland_sink_update_last_buffer_geometry (GstWaylandSink * sink)
 {
   GstWlBuffer *wlbuffer;
+  gboolean no_render_buffer = FALSE;
   FUNCTION;
   g_return_if_fail (sink != NULL);
-
+  g_return_if_fail (sink->last_buffer != NULL);
   wlbuffer = gst_buffer_get_wl_buffer (sink->last_buffer);
-  wlbuffer->used_by_compositor = FALSE;
 
-  /*need to render last buffer */
-  /* reuse current GstWlBuffer */
-  render_last_buffer (sink);
-  /* ref count is incresed in gst_wl_buffer_attach() of render_last_buffer(),
-     to call gst_wl_buffer_finalize(), we need to decrease buffer ref count */
-  gst_buffer_unref (wlbuffer->gstbuffer);
+  g_return_if_fail (wlbuffer != NULL);
+
+  if (wlbuffer->used_by_compositor) {
+    /* used last buffer by compositor don't receive buffer-release-event when attach */
+    wlbuffer->used_by_compositor = FALSE;
+  } else {
+    /* unused last buffer by compositor will receive buffer release event when attach */
+    no_render_buffer = TRUE;
+  }
+
+  GST_LOG ("gstbuffer(%p) ref_count(%d)", sink->last_buffer,
+      GST_OBJECT_REFCOUNT_VALUE (sink->last_buffer));
+
+  if (sink->visible) {
+    /* need to render last buffer, reuse current GstWlBuffer */
+    render_last_buffer (sink);
+
+    /* ref count is incresed in gst_wl_buffer_attach() of render_last_buffer(),
+       to call gst_wl_buffer_finalize(), we need to decrease buffer ref count.
+       wayland server can not release buffer if we attach same buffer and
+       videosink can not receive buffer-release-event. if we use no visible,
+       we need to attach null buffer and videosink can receive buffer-release-event */
+
+    /* need to decrease buffer ref_count, if no_render_buffer is TRUE,
+       buffer is attached firstly so, videosink can receive buffer-release-event */
+    if (no_render_buffer) {
+      GST_LOG ("skip unref.. will get buffer-release-event");
+    } else {
+      gst_buffer_unref (wlbuffer->gstbuffer);
+    }
+
+  } else {
+    GST_LOG ("skip rendering");
+  }
+
+  GST_LOG ("gstbuffer(%p) ref_count(%d)", sink->last_buffer,
+      GST_OBJECT_REFCOUNT_VALUE (sink->last_buffer));
+
 }
+
 #ifdef USE_WL_FLUSH_BUFFER
 static int
-gst_wayland_sink_make_flush_buffer (GstWlDisplay * display, MMVideoBuffer * mm_video_buf)
+gst_wayland_sink_make_flush_buffer (GstWlDisplay * display,
+    MMVideoBuffer * mm_video_buf)
 {
   GstWlFlushBuffer *flush_buffer = NULL;
   tbm_bo bo = NULL;
@@ -353,18 +598,19 @@ gst_wayland_sink_make_flush_buffer (GstWlDisplay * display, MMVideoBuffer * mm_v
   g_return_val_if_fail (display != NULL, FALSE);
   g_return_val_if_fail (mm_video_buf != NULL, FALSE);
 
-  flush_buffer = (GstWlFlushBuffer *)malloc(sizeof(GstWlFlushBuffer));
-  if (!flush_buffer){
+  flush_buffer = (GstWlFlushBuffer *) malloc (sizeof (GstWlFlushBuffer));
+  if (!flush_buffer) {
     GST_ERROR ("GstWlFlushBuffer alloc faile");
     return FALSE;
   }
-  memset (flush_buffer, 0x0, sizeof(GstWlFlushBuffer));
+  memset (flush_buffer, 0x0, sizeof (GstWlFlushBuffer));
 
-  display->flush_tbm_bufmgr = wayland_tbm_client_get_bufmgr (display->tbm_client);
-  g_return_if_fail (display->flush_tbm_bufmgr != NULL);
+  display->flush_tbm_bufmgr =
+      wayland_tbm_client_get_bufmgr (display->tbm_client);
+  g_return_val_if_fail (display->flush_tbm_bufmgr != NULL, FALSE);
 
-  for (i=0; i<NV_BUF_PLANE_NUM; i++){
-    if (mm_video_buf->handle.bo[i] != NULL){
+  for (i = 0; i < NV_BUF_PLANE_NUM; i++) {
+    if (mm_video_buf->handle.bo[i] != NULL) {
       tbm_bo_handle src;
       tbm_bo_handle dst;
 
@@ -374,10 +620,11 @@ gst_wayland_sink_make_flush_buffer (GstWlDisplay * display, MMVideoBuffer * mm_v
       /* alloc bo */
       bo = tbm_bo_alloc (display->flush_tbm_bufmgr, bo_size, TBM_DEVICE_CPU);
       if (!bo) {
-        GST_ERROR ("alloc tbm bo(size:%d) failed: %s", bo_size, strerror(errno));
+        GST_ERROR ("alloc tbm bo(size:%d) failed: %s", bo_size,
+            strerror (errno));
         return FALSE;
       }
-      GST_INFO ("flush buffer tbm_bo =(%p)", bo);
+      GST_LOG ("flush buffer tbm_bo =(%p)", bo);
       flush_buffer->bo[i] = bo;
       /* get virtual address */
       src.ptr = dst.ptr = NULL;
@@ -385,7 +632,8 @@ gst_wayland_sink_make_flush_buffer (GstWlDisplay * display, MMVideoBuffer * mm_v
       src = tbm_bo_get_handle (mm_video_buf->handle.bo[i], TBM_DEVICE_CPU);
       dst = tbm_bo_get_handle (bo, TBM_DEVICE_CPU);
       if (!src.ptr || !dst.ptr) {
-        GST_ERROR ("get tbm bo handle failed src(%p) dst(%p): %s", src.ptr, dst.ptr, strerror (errno));
+        GST_ERROR ("get tbm bo handle failed src(%p) dst(%p): %s", src.ptr,
+            dst.ptr, strerror (errno));
         tbm_bo_unref (mm_video_buf->handle.bo[i]);
         tbm_bo_unref (bo);
         return FALSE;
@@ -402,20 +650,21 @@ gst_wayland_sink_make_flush_buffer (GstWlDisplay * display, MMVideoBuffer * mm_v
 }
 
 static int
-gst_wayland_sink_copy_mm_video_buf_info_to_flush (GstWlDisplay * display, MMVideoBuffer * mm_video_buf)
+gst_wayland_sink_copy_mm_video_buf_info_to_flush (GstWlDisplay * display,
+    MMVideoBuffer * mm_video_buf)
 {
   int ret = FALSE;
   g_return_val_if_fail (display != NULL, FALSE);
   g_return_val_if_fail (mm_video_buf != NULL, FALSE);
   FUNCTION;
 
-  ret = gst_wayland_sink_make_flush_buffer(display, mm_video_buf);
-  if (ret){
+  ret = gst_wayland_sink_make_flush_buffer (display, mm_video_buf);
+  if (ret) {
     int i;
     for (i = 0; i < NV_BUF_PLANE_NUM; i++) {
       if (display->flush_buffer->bo[i] != NULL) {
         display->bo[i] = display->flush_buffer->bo[i];
-        GST_LOG("bo %p", display->bo[i]);
+        GST_LOG ("bo %p", display->bo[i]);
       } else {
         display->bo[i] = 0;
       }
@@ -424,13 +673,15 @@ gst_wayland_sink_copy_mm_video_buf_info_to_flush (GstWlDisplay * display, MMVide
       display->stride_height[i] = mm_video_buf->stride_height[i];
       display->native_video_size += display->plane_size[i];
     }
+    memset (mm_video_buf, 0, sizeof (MMVideoBuffer));
   }
   return ret;
 }
 #endif
 
 static void
-gst_wayland_sink_add_mm_video_buf_info (GstWlDisplay * display, MMVideoBuffer * mm_video_buf)
+gst_wayland_sink_add_mm_video_buf_info (GstWlDisplay * display,
+    MMVideoBuffer * mm_video_buf)
 {
   int i;
   g_return_if_fail (display != NULL);
@@ -451,16 +702,20 @@ gst_wayland_sink_add_mm_video_buf_info (GstWlDisplay * display, MMVideoBuffer *
 }
 
 static int
-gst_wayland_sink_get_mm_video_buf_info(GstWlDisplay * display, GstBuffer * buffer)
+gst_wayland_sink_get_mm_video_buf_info (GstWaylandSink * sink,
+    GstBuffer * buffer)
 {
+  GstWlDisplay *display;
   GstMemory *mem;
   GstMapInfo mem_info = GST_MAP_INFO_INIT;
   MMVideoBuffer *mm_video_buf = NULL;
 
-  g_return_val_if_fail (display != NULL, FALSE);
+  g_return_val_if_fail (sink != NULL, FALSE);
   g_return_val_if_fail (buffer != NULL, FALSE);
 
   FUNCTION;
+  display = sink->display;
+  g_return_val_if_fail (sink->display != NULL, FALSE);
 
   mem = gst_buffer_peek_memory (buffer, 1);
   gst_memory_map (mem, &mem_info, GST_MAP_READ);
@@ -473,21 +728,23 @@ gst_wayland_sink_get_mm_video_buf_info(GstWlDisplay * display, GstBuffer * buffe
   }
   /* assign mm_video_buf info */
   if (mm_video_buf->type == MM_VIDEO_BUFFER_TYPE_TBM_BO) {
-    GST_DEBUG ("TBM bo %p %p %p", mm_video_buf->handle.bo[0],
-        mm_video_buf->handle.bo[1], mm_video_buf->handle.bo[2]);
+    GST_DEBUG ("TBM bo %p %p", mm_video_buf->handle.bo[0],
+        mm_video_buf->handle.bo[1]);
     display->native_video_size = 0;
+    display->flush_request = 0;
     display->flush_request = mm_video_buf->flush_request;
-    GST_DEBUG ("flush_request value is %d",display->flush_request);
+    GST_DEBUG ("flush_request value is %d", display->flush_request);
 #ifdef USE_WL_FLUSH_BUFFER
-    if (display->flush_request) {
-      if(!gst_wayland_sink_copy_mm_video_buf_info_to_flush(display, mm_video_buf)){
-        GST_ERROR("cat not copy mm_video_buf info to flush");
+    if (gst_wayland_sink_need_to_make_flush_buffer (sink)) {
+      if (!gst_wayland_sink_copy_mm_video_buf_info_to_flush (display,
+              mm_video_buf)) {
+        GST_ERROR ("cat not copy mm_video_buf info to flush");
         return FALSE;
-        }
+      }
     } else
 #endif
       /* normal routine */
-      gst_wayland_sink_add_mm_video_buf_info(display, mm_video_buf);
+      gst_wayland_sink_add_mm_video_buf_info (display, mm_video_buf);
   } else {
     GST_ERROR ("Buffer type is not TBM");
     return FALSE;
@@ -495,7 +752,41 @@ gst_wayland_sink_get_mm_video_buf_info(GstWlDisplay * display, GstBuffer * buffe
   return TRUE;
 }
 
+static void
+gst_wayland_sink_render_flush_buffer (GstBaseSink * bsink)
+{
+  GstWaylandSink *sink;
+  GstBuffer *buffer;
+  sink = GST_WAYLAND_SINK (bsink);
+  FUNCTION;
+  g_return_if_fail (sink != NULL);
+  g_return_if_fail (sink->last_buffer != NULL);
+
+  buffer = gst_buffer_copy_deep (sink->last_buffer);
+
+  gst_wayland_sink_render (bsink, buffer);
+  if (buffer)
+    gst_buffer_unref (buffer);
+}
+
+static void
+gst_wayland_sink_gapless_render (GstBaseSink * bsink)
+{
+  g_return_if_fail (bsink != NULL);
+  FUNCTION;
+  gst_wayland_sink_render_flush_buffer (bsink);
+}
+
+static void
+gst_wayland_sink_keep_camera_preview (GstBaseSink * bsink)
+{
+  g_return_if_fail (bsink != NULL);
+  FUNCTION;
+  gst_wayland_sink_render_flush_buffer (bsink);
+}
+
 #endif
+
 static void
 gst_wayland_sink_get_property (GObject * object,
     guint prop_id, GValue * value, GParamSpec * pspec)
@@ -509,7 +800,13 @@ gst_wayland_sink_get_property (GObject * object,
       g_value_set_string (value, sink->display_name);
       GST_OBJECT_UNLOCK (sink);
       break;
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+    case PROP_KEEP_CAMERA_PREVIEW:
+      g_value_set_boolean (value, sink->keep_camera_preview);
+      break;
+    case PROP_SIGNAL_HANDOFFS:
+      g_value_set_boolean (value, sink->signal_handoffs);
+      break;
     case PROP_USE_TBM:
       g_value_set_boolean (value, sink->USE_TBM);
       break;
@@ -519,12 +816,59 @@ gst_wayland_sink_get_property (GObject * object,
     case PROP_DISPLAY_GEOMETRY_METHOD:
       g_value_set_enum (value, sink->display_geometry_method);
       break;
-    case PROP_ORIENTATION:
-      g_value_set_enum (value, sink->orientation);
-      break;
     case PROP_FLIP:
       g_value_set_enum (value, sink->flip);
       break;
+    case PROP_VISIBLE:
+      g_value_set_boolean (value, sink->visible);
+      break;
+#ifdef ENABLE_FUNCTION
+    case PROP_SCALE_WIDTH:
+      g_value_set_double (value, sink->scale_w);
+      break;
+    case PROP_SCALE_HEIGHT:
+      g_value_set_double (value, sink->scale_h);
+      break;
+    case PROP_FOLLOW_PARENT_TRANSFORM:
+      g_value_set_boolean (value, sink->follow_parent_transform);
+      break;
+    case PROP_CROP_X:
+      g_value_set_uint (value, sink->crop_x);
+      break;
+    case PROP_CROP_Y:
+      g_value_set_uint (value, sink->crop_y);
+      break;
+    case PROP_CROP_WIDTH:
+      g_value_set_uint (value, sink->crop_w);
+      break;
+    case PROP_CROP_HEIGHT:
+      g_value_set_uint (value, sink->crop_h);
+      break;
+    case PROP_RATIO_WIDTH:
+      g_value_set_double (value, sink->ratio_w);
+      break;
+    case PROP_RATIO_HEIGHT:
+      g_value_set_double (value, sink->ratio_h);
+      break;
+    case PROP_OFFSET_X:
+      g_value_set_uint (value, sink->offset_x);
+      break;
+    case PROP_OFFSET_Y:
+      g_value_set_uint (value, sink->offset_y);
+      break;
+    case PROP_OFFSET_WIDTH:
+      g_value_set_uint (value, sink->offset_w);
+      break;
+    case PROP_OFFSET_HEIGHT:
+      g_value_set_uint (value, sink->offset_h);
+      break;
+    case PROP_ALIGN_WIDTH:
+      g_value_set_double (value, sink->align_w);
+      break;
+    case PROP_ALIGN_HEIGHT:
+      g_value_set_double (value, sink->align_h);
+      break;
+#endif
 #endif
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -546,12 +890,23 @@ gst_wayland_sink_set_property (GObject * object,
       sink->display_name = g_value_dup_string (value);
       GST_OBJECT_UNLOCK (sink);
       break;
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+    case PROP_SIGNAL_HANDOFFS:
+      sink->signal_handoffs = g_value_get_boolean (value);
+      GST_LOG ("set signal_handoffs(%d)", sink->signal_handoffs);
+      if (sink->signal_handoffs && sink->window) {
+        /* overlay -> hand-off */
+        gst_wayland_sink_stop_video (sink);
+      }
+      break;
+    case PROP_KEEP_CAMERA_PREVIEW:
+      sink->keep_camera_preview = g_value_get_boolean (value);
+      GST_LOG ("keep_camera_preview (%d)", sink->keep_camera_preview);
+      break;
     case PROP_USE_TBM:
       sink->USE_TBM = g_value_get_boolean (value);
       GST_LOG ("1:USE TBM 0: USE SHM set(%d)", sink->USE_TBM);
       break;
-
     case PROP_ROTATE_ANGLE:
       if (sink->rotate_angle == g_value_get_enum (value))
         break;
@@ -562,7 +917,6 @@ gst_wayland_sink_set_property (GObject * object,
         gst_wl_window_set_rotate_angle (sink->window, sink->rotate_angle);
       }
       break;
-
     case PROP_DISPLAY_GEOMETRY_METHOD:
       if (sink->display_geometry_method == g_value_get_enum (value))
         break;
@@ -571,22 +925,10 @@ gst_wayland_sink_set_property (GObject * object,
           sink->display_geometry_method);
       sink->video_info_changed = TRUE;
       if (sink->window) {
-        gst_wl_window_set_disp_geo_method (sink->window,
+        gst_wl_window_set_destination_mode (sink->window,
             sink->display_geometry_method);
       }
       break;
-
-    case PROP_ORIENTATION:
-      if (sink->orientation == g_value_get_enum (value))
-        break;
-      sink->orientation = g_value_get_enum (value);
-      GST_WARNING_OBJECT (sink, "Orientation is set (%d)", sink->orientation);
-      sink->video_info_changed = TRUE;
-      if (sink->window) {
-        gst_wl_window_set_orientation (sink->window, sink->orientation);
-      }
-      break;
-
     case PROP_FLIP:
       if (sink->flip == g_value_get_enum (value))
         break;
@@ -597,15 +939,180 @@ gst_wayland_sink_set_property (GObject * object,
         gst_wl_window_set_flip (sink->window, sink->flip);
       }
       break;
+    case PROP_VISIBLE:
+      if (sink->visible == g_value_get_boolean (value))
+        break;
+      sink->visible = g_value_get_boolean (value);
+      GST_WARNING_OBJECT (sink, "visible is set (%d)", sink->visible);
+      if (sink->visible && GST_STATE (sink) == GST_STATE_PAUSED) {
+        /* need to attatch last buffer */
+        sink->video_info_changed = TRUE;
+      } else if (!sink->visible && GST_STATE (sink) >= GST_STATE_PAUSED) {
+        /* video stop */
+        if (sink->window) {
+          gst_wayland_sink_stop_video (sink);
+        }
+      }
+      break;
+#ifdef ENABLE_FUNCTION
+    case PROP_SCALE_WIDTH:
+      if (sink->scale_w == g_value_get_double (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->scale_w = g_value_get_double (value);
+      GST_WARNING_OBJECT (sink, "scale-w is set (%f)", sink->scale_w);
+      sink->video_info_changed = TRUE;
+      if (sink->window)
+        gst_wl_window_set_destination_mode_scale (sink->window, sink->scale_w,
+            sink->scale_h);
+      break;
+    case PROP_SCALE_HEIGHT:
+      if (sink->scale_h == g_value_get_double (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->scale_h = g_value_get_double (value);
+      GST_WARNING_OBJECT (sink, "scale-h is set (%f)", sink->scale_h);
+      sink->video_info_changed = TRUE;
+      if (sink->window)
+        gst_wl_window_set_destination_mode_scale (sink->window, sink->scale_w,
+            sink->scale_h);
+      break;
+    case PROP_FOLLOW_PARENT_TRANSFORM:
+      if (sink->follow_parent_transform == g_value_get_boolean (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->follow_parent_transform = g_value_get_boolean (value);
+      GST_WARNING_OBJECT (sink, "follow parent transform is set (%d)",
+          sink->follow_parent_transform);
+      sink->video_info_changed = TRUE;
+      if (sink->window) {
+        gst_wl_window_set_destination_mode_follow_parent_transform
+            (sink->window, sink->follow_parent_transform);
+      }
+      break;
+    case PROP_CROP_X:
+      if (sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->crop_x = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "crop-x is set (%d)", sink->crop_x);
+      break;
+    case PROP_CROP_Y:
+      if (sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->crop_y = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "crop-y is set (%d)", sink->crop_y);
+      break;
+    case PROP_CROP_WIDTH:
+      if (sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->crop_w = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "crop_w is set (%d)", sink->crop_w);
+      /* crop-w is unset by 0, set to video width size */
+      if (sink->crop_w == 0 && sink->video_info.width > 0) {
+        sink->crop_w =
+            gst_util_uint64_scale_int_round (sink->video_info.width,
+            sink->video_info.par_n, sink->video_info.par_d);
+        GST_LOG ("crop-w is unset by 0, set to video width size(%d)",
+            sink->crop_w);
+      }
+      break;
+    case PROP_CROP_HEIGHT:
+      if (sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->crop_h = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "crop-h is set (%d)", sink->crop_h);
+      /* crop-h unset by 0, set to video height size */
+      if (sink->crop_h == 0 && sink->video_info.height > 0) {
+        sink->crop_h = sink->video_info.height;
+        GST_LOG ("crop-h is unset by 0, set to video height size(%d)",
+            sink->crop_h);
+      }
+      sink->video_info_changed = TRUE;
+      if (sink->window && sink->crop_w > 0 && sink->crop_h > 0) {
+        gst_wl_window_set_destination_mode_crop_wl_buffer (sink->window,
+            sink->crop_x, sink->crop_y, sink->crop_w, sink->crop_h);
+      }
+      break;
+    case PROP_RATIO_WIDTH:
+      if (sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->ratio_w = g_value_get_double (value);
+      GST_WARNING_OBJECT (sink, "ratio-w is set (%f)", sink->ratio_w);
+      break;
+    case PROP_RATIO_HEIGHT:
+      if (sink->scale_w == g_value_get_double (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->ratio_h = g_value_get_double (value);
+      GST_WARNING_OBJECT (sink, "ratio-h is set (%f)", sink->ratio_h);
+      sink->video_info_changed = TRUE;
+      if (sink->window)
+        gst_wl_window_set_destination_mode_ratio (sink->window, sink->ratio_w,
+            sink->ratio_h);
+      break;
+    case PROP_OFFSET_X:
+      if (sink->offset_x == g_value_get_uint (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->offset_x = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "offset-x is set (%d)", sink->offset_x);
+      break;
+    case PROP_OFFSET_Y:
+      if (sink->offset_y == g_value_get_uint (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->offset_y = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "offset-y is set (%d)", sink->offset_y);
+      break;
+    case PROP_OFFSET_WIDTH:
+      if (sink->offset_w == g_value_get_uint (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->offset_w = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "offset-w is set (%d)", sink->offset_w);
+      break;
+    case PROP_OFFSET_HEIGHT:
+      if (sink->offset_h == g_value_get_uint (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->offset_h = g_value_get_uint (value);
+      GST_WARNING_OBJECT (sink, "offset-h is set (%d)", sink->offset_h);
+      sink->video_info_changed = TRUE;
+      if (sink->window)
+        gst_wl_window_set_destination_mode_offset (sink->window, sink->offset_x,
+            sink->offset_y, sink->offset_w, sink->offset_h);
+      break;
+    case PROP_ALIGN_WIDTH:
+      if (sink->align_w == g_value_get_double (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->align_w = g_value_get_double (value);
+      GST_WARNING_OBJECT (sink, "align_w is set (%f)", sink->align_w);
+      break;
+    case PROP_ALIGN_HEIGHT:
+      if (sink->align_h == g_value_get_double (value)
+          || sink->display_geometry_method == DISP_GEO_METHOD_CUSTOM_ROI)
+        break;
+      sink->align_h = g_value_get_double (value);
+      GST_WARNING_OBJECT (sink, "align_h is set (%f)", sink->align_h);
+      sink->video_info_changed = TRUE;
+      if (sink->window)
+        gst_wl_window_set_destination_mode_align (sink->window, sink->align_w,
+            sink->align_h);
+      break;
+#endif
 #endif
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
   }
-  if (sink->video_info_changed && sink->window
-      && GST_STATE (sink) == GST_STATE_PAUSED) {
-    gst_wayland_sink_update_last_buffer_geometry (sink);
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  if (sink->video_info_changed && sink->window) {
+    gst_wl_window_set_video_info_change (sink->window, TRUE);
+    if (GST_STATE (sink) == GST_STATE_PAUSED)
+      gst_wayland_sink_update_last_buffer_geometry (sink);
   }
+#endif
   g_mutex_unlock (&sink->render_lock);
 
 }
@@ -635,6 +1142,42 @@ gst_wayland_sink_finalize (GObject * object)
   G_OBJECT_CLASS (parent_class)->finalize (object);
 }
 
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+static gboolean
+gst_wayland_sink_event (GstBaseSink * bsink, GstEvent * event)
+{
+  GstWaylandSink *sink;
+  const GstStructure *s;
+
+  sink = GST_WAYLAND_SINK (bsink);
+
+  switch (GST_EVENT_TYPE (event)) {
+    case GST_EVENT_EOS:
+      GST_LOG ("get GST_EVENT_EOS event..state is %d", GST_STATE (sink));
+      break;
+    case GST_EVENT_CUSTOM_DOWNSTREAM:
+      s = gst_event_get_structure (event);
+      if (s == NULL
+          || !gst_structure_has_name (s, GST_APP_EVENT_FLUSH_BUFFER_NAME))
+        break;
+
+      GST_LOG ("get GST_EVENT_CUSTOM_DOWNSTREAM EVENT: %s..state is %d",
+          gst_structure_get_name (s), GST_STATE (sink));
+
+      sink->got_costum_event = TRUE;
+      if (gst_wayland_sink_check_use_gapless (sink)) {
+        gst_wayland_sink_gapless_render (bsink);
+        sink->got_costum_event = FALSE;
+      }
+      sink->got_costum_event = FALSE;
+      break;
+    default:
+      break;
+  }
+  return GST_BASE_SINK_CLASS (parent_class)->event (bsink, event);
+}
+#endif
+
 /* must be called with the display_lock */
 static void
 gst_wayland_sink_set_display_from_context (GstWaylandSink * sink,
@@ -653,7 +1196,7 @@ gst_wayland_sink_set_display_from_context (GstWaylandSink * sink,
         ("Failed to use the external wayland display: '%s'", error->message));
     g_error_free (error);
   }
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
   sink->display->USE_TBM = sink->USE_TBM;
 #endif
 }
@@ -703,8 +1246,9 @@ gst_wayland_sink_find_display (GstWaylandSink * sink)
           g_error_free (error);
           ret = FALSE;
         }
-#ifdef GST_WLSINK_ENHANCEMENT
-        sink->display->USE_TBM = sink->USE_TBM;
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+        if (sink->display)
+          sink->display->USE_TBM = sink->USE_TBM;
 #endif
       }
     }
@@ -724,9 +1268,16 @@ gst_wayland_sink_change_state (GstElement * element, GstStateChange transition)
 
   switch (transition) {
     case GST_STATE_CHANGE_NULL_TO_READY:
+      GST_LOG ("WAYLANDSINK TRANSITION: NULL_TO_READY");
       if (!gst_wayland_sink_find_display (sink))
         return GST_STATE_CHANGE_FAILURE;
       break;
+    case GST_STATE_CHANGE_READY_TO_PAUSED:
+      GST_LOG ("WAYLANDSINK TRANSITION: READY_TO_PAUSED");
+      break;
+    case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
+      GST_LOG ("WAYLANDSINK TRANSITION: PAUSED_TO_PLAYING");
+      break;
     default:
       break;
   }
@@ -736,21 +1287,38 @@ gst_wayland_sink_change_state (GstElement * element, GstStateChange transition)
     return ret;
 
   switch (transition) {
+    case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
+      GST_LOG ("WAYLANDSINK TRANSITION: PLAYING_TO_PAUSED");
+      break;
     case GST_STATE_CHANGE_PAUSED_TO_READY:
+      GST_LOG ("WAYLANDSINK TRANSITION: PAUSED_TO_READY");
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+      if (sink->keep_camera_preview) {
+        if (sink->window) {
+          if (!gst_wl_window_is_toplevel (sink->window)) {
+            GstBaseSink *bsink = GST_BASE_SINK (element);
+            sink->request_camera_flush_buf = TRUE;
+            gst_wayland_sink_keep_camera_preview (bsink);
+            sink->request_camera_flush_buf = FALSE;
+            break;
+          }
+        }
+      }
+#endif
       gst_buffer_replace (&sink->last_buffer, NULL);
       if (sink->window) {
         if (gst_wl_window_is_toplevel (sink->window)) {
+          GST_DEBUG ("internal window");
           g_clear_object (&sink->window);
         } else {
           /* remove buffer from surface, show nothing */
-#ifdef USE_WL_FLUSH_BUFFER
-          sink->display->flush_request = 0;
-#endif
+          GST_DEBUG ("external window");
           gst_wl_window_render (sink->window, NULL, NULL);
         }
       }
       break;
     case GST_STATE_CHANGE_READY_TO_NULL:
+      GST_LOG ("WAYLANDSINK TRANSITION: READY_TO_NULL");
       g_mutex_lock (&sink->display_lock);
       /* If we had a toplevel window, we most likely have our own connection
        * to the display too, and it is a good idea to disconnect and allow
@@ -788,7 +1356,7 @@ gst_wayland_sink_set_context (GstElement * element, GstContext * context)
       gst_wayland_sink_set_display_from_context (sink, context);
     else {
       GST_WARNING_OBJECT (element, "changing display handle is not supported");
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
       g_mutex_unlock (&sink->display_lock);
       return;
 #endif
@@ -818,14 +1386,14 @@ gst_wayland_sink_get_caps (GstBaseSink * bsink, GstCaps * filter)
     GValue value = G_VALUE_INIT;
     GArray *formats;
     gint i;
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
     uint32_t tbm_fmt;
 #endif
     enum wl_shm_format fmt;
 
     g_value_init (&list, GST_TYPE_LIST);
     g_value_init (&value, G_TYPE_STRING);
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
     if (sink->display->USE_TBM)
       formats = sink->display->tbm_formats;
     else                        /* SHM */
@@ -833,18 +1401,22 @@ gst_wayland_sink_get_caps (GstBaseSink * bsink, GstCaps * filter)
       formats = sink->display->formats;
 
     for (i = 0; i < formats->len; i++) {
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
       if (sink->USE_TBM) {
         tbm_fmt = g_array_index (formats, uint32_t, i);
         g_value_set_string (&value, gst_wl_tbm_format_to_string (tbm_fmt));
         gst_value_list_append_value (&list, &value);
-        /* TBM doesn't support SN12. So we add SN12 manually as supported format.
-         * SN12 is exactly same with NV12.
+        /* TBM doesn't support SN12 and ST12. So we add SN12 and ST12 manually as supported format.
+         * SN12 is same with NV12, ST12 is same with NV12MT
          */
         if (tbm_fmt == TBM_FORMAT_NV12) {
           g_value_set_string (&value,
               gst_video_format_to_string (GST_VIDEO_FORMAT_SN12));
           gst_value_list_append_value (&list, &value);
+        } else if (tbm_fmt == TBM_FORMAT_NV12MT) {
+          g_value_set_string (&value,
+              gst_video_format_to_string (GST_VIDEO_FORMAT_ST12));
+          gst_value_list_append_value (&list, &value);
         }
       } else {                  /* USE SHM */
         fmt = g_array_index (formats, uint32_t, i);
@@ -862,6 +1434,9 @@ gst_wayland_sink_get_caps (GstBaseSink * bsink, GstCaps * filter)
     gst_structure_set_value (gst_caps_get_structure (caps, 0), "format", &list);
 
     GST_DEBUG_OBJECT (sink, "display caps: %" GST_PTR_FORMAT, caps);
+    g_value_unset (&value);
+    g_value_unset (&list);
+
   }
 
   g_mutex_unlock (&sink->display_lock);
@@ -884,10 +1459,10 @@ gst_wayland_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
   GstWaylandSink *sink;
   GstBufferPool *newpool;
   GstVideoInfo info;
-#ifdef GST_WLSINK_ENHANCEMENT
-  uint32_t tbm_format;
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  uint32_t tbm_format = -1;
 #endif
-  enum wl_shm_format format;
+  enum wl_shm_format format = -1;
 
   GArray *formats;
   gint i;
@@ -903,8 +1478,7 @@ gst_wayland_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
   /* extract info from caps */
   if (!gst_video_info_from_caps (&info, caps))
     goto invalid_format;
-#ifdef GST_WLSINK_ENHANCEMENT
-  sink->caps = gst_caps_copy (caps);
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
   if (sink->USE_TBM) {
     tbm_format =
         gst_video_format_to_wl_tbm_format (GST_VIDEO_INFO_FORMAT (&info));
@@ -923,16 +1497,16 @@ gst_wayland_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
 #endif
 
   /* verify we support the requested format */
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
   if (sink->display->USE_TBM) {
-    GST_INFO ("USE TBM FORMAT");
+    GST_LOG ("USE TBM FORMAT");
     formats = sink->display->tbm_formats;
     for (i = 0; i < formats->len; i++) {
       if (g_array_index (formats, uint32_t, i) == tbm_format)
         break;
     }
   } else {                      /* USE SHM */
-    GST_INFO ("USE SHM FORMAT");
+    GST_LOG ("USE SHM FORMAT");
     formats = sink->display->formats;
     for (i = 0; i < formats->len; i++) {
       if (g_array_index (formats, uint32_t, i) == format)
@@ -950,7 +1524,10 @@ gst_wayland_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
   if (i >= formats->len)
     goto unsupported_format;
 
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  /* init value for set source */
+  sink->crop_x = sink->crop_y = sink->crop_w = sink->crop_h = 0;
+
   if (sink->USE_TBM) {
     if (GST_VIDEO_INFO_FORMAT (&info) == GST_VIDEO_FORMAT_SN12 ||
         GST_VIDEO_INFO_FORMAT (&info) == GST_VIDEO_FORMAT_ST12) {
@@ -1006,6 +1583,11 @@ gst_wayland_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
     gst_object_replace ((GstObject **) & sink->pool, (GstObject *) newpool);
     gst_object_unref (newpool);
   }
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  if (sink->window)
+    gst_wayland_sink_update_window_geometry (sink);
+#endif
+
 #else /*open source */
   /* create a new pool for the new configuration */
   newpool = gst_video_buffer_pool_new ();
@@ -1037,7 +1619,7 @@ invalid_format:
   }
 unsupported_format:
   {
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
     if (sink->USE_TBM)
       GST_DEBUG_OBJECT (sink, "Format %s is not available on the display",
           gst_wl_tbm_format_to_string (tbm_format));
@@ -1069,7 +1651,7 @@ gst_wayland_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
   GstWaylandSink *sink = GST_WAYLAND_SINK (bsink);
   GstStructure *config;
   guint size, min_bufs, max_bufs;
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
   gboolean need_pool;
   GstCaps *caps;
   FUNCTION;
@@ -1102,8 +1684,21 @@ gst_wayland_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
 static GstFlowReturn
 gst_wayland_sink_preroll (GstBaseSink * bsink, GstBuffer * buffer)
 {
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  GstWaylandSink *sink = GST_WAYLAND_SINK (bsink);
   FUNCTION;
+
   GST_DEBUG_OBJECT (bsink, "preroll buffer %p", buffer);
+
+  if (sink->signal_handoffs) {
+    GST_LOG ("g_signal_emit: preroll-handoff");
+    g_signal_emit (sink,
+        gst_waylandsink_signals[SIGNAL_PREROLL_HANDOFF], 0, buffer,
+        bsink->sinkpad);
+
+    return GST_FLOW_OK;
+  }
+#endif
   return gst_wayland_sink_render (bsink, buffer);
 }
 
@@ -1116,6 +1711,7 @@ frame_redraw_callback (void *data, struct wl_callback *callback, uint32_t time)
   GST_LOG ("frame_redraw_cb");
 
   g_atomic_int_set (&sink->redraw_pending, FALSE);
+  GST_INFO ("wl_callback_destroy (wl_callback@%p)", callback);
   wl_callback_destroy (callback);
 }
 
@@ -1123,7 +1719,7 @@ static const struct wl_callback_listener frame_callback_listener = {
   frame_redraw_callback
 };
 
-#ifdef GST_WLSINK_ENHANCEMENT
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
 static void
 gst_wayland_sink_update_window_geometry (GstWaylandSink * sink)
 {
@@ -1132,10 +1728,29 @@ gst_wayland_sink_update_window_geometry (GstWaylandSink * sink)
   g_return_if_fail (sink->window != NULL);
 
   gst_wl_window_set_rotate_angle (sink->window, sink->rotate_angle);
-  gst_wl_window_set_disp_geo_method (sink->window,
+  gst_wl_window_set_destination_mode (sink->window,
       sink->display_geometry_method);
-  gst_wl_window_set_orientation (sink->window, sink->orientation);
   gst_wl_window_set_flip (sink->window, sink->flip);
+  if (sink->crop_w == 0 && sink->crop_h == 0) {
+    sink->crop_w =
+        gst_util_uint64_scale_int_round (sink->video_info.width,
+        sink->video_info.par_n, sink->video_info.par_d);
+    sink->crop_h = sink->video_info.height;
+  }
+  gst_wl_window_set_destination_mode_crop_wl_buffer (sink->window, sink->crop_x,
+      sink->crop_y, sink->crop_w, sink->crop_h);
+#ifdef ENABLE_FUNCTION
+  gst_wl_window_set_destination_mode_follow_parent_transform (sink->window,
+      sink->follow_parent_transform);
+  gst_wl_window_set_destination_mode_ratio (sink->window, sink->ratio_w,
+      sink->ratio_h);
+  gst_wl_window_set_destination_mode_scale (sink->window, sink->scale_w,
+      sink->scale_h);
+  gst_wl_window_set_destination_mode_offset (sink->window, sink->offset_x,
+      sink->offset_y, sink->offset_w, sink->offset_h);
+  gst_wl_window_set_destination_mode_align (sink->window, sink->align_w,
+      sink->align_h);
+#endif
 }
 #endif
 /* must be called with the render lock */
@@ -1147,30 +1762,33 @@ render_last_buffer (GstWaylandSink * sink)
   struct wl_surface *surface;
   struct wl_callback *callback;
   FUNCTION;
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+  g_return_if_fail (sink->last_buffer != NULL);
+  g_return_if_fail (sink->window != NULL);
+#endif
 
   wlbuffer = gst_buffer_get_wl_buffer (sink->last_buffer);
   surface = gst_wl_window_get_wl_surface (sink->window);
 
   g_atomic_int_set (&sink->redraw_pending, TRUE);
   callback = wl_surface_frame (surface);
+  GST_INFO ("wl_callback@%p = wl_surface_frame (video_surface@%p)", callback,
+      surface);
+
   /* frame_callback_listener is called when wayland-client finish rendering the wl_buffer */
+  GST_INFO
+      ("wl_callback_add_listener (wl_callback@%p, wl_callback_listener@%p, GstWaylandSink@%p)",
+      callback, &frame_callback_listener, sink);
   wl_callback_add_listener (callback, &frame_callback_listener, sink);
 
   if (G_UNLIKELY (sink->video_info_changed)) {
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+    gst_wl_window_set_video_info_change (sink->window, TRUE);
+#endif
     info = &sink->video_info;
     sink->video_info_changed = FALSE;
   }
-#ifdef GST_WLSINK_ENHANCEMENT
-  if (sink->last_buffer)
-    gst_wl_window_render (sink->window, wlbuffer, info);
-  else {
-    if (G_UNLIKELY (info)) {
-      gst_wl_window_set_video_info (sink->window, &info);
-    }
-  }
-#else
   gst_wl_window_render (sink->window, wlbuffer, info);
-#endif
 }
 
 static GstFlowReturn
@@ -1184,7 +1802,8 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
 
   g_mutex_lock (&sink->render_lock);
 
-  GST_LOG_OBJECT (sink, "render buffer %p", buffer);
+  GST_LOG_OBJECT (sink, "render gstbuffer %p, ref_count(%d)", buffer,
+      GST_OBJECT_REFCOUNT_VALUE (buffer));
 
   if (G_UNLIKELY (!sink->window)) {
     /* ask for window handle. Unlock render_lock while doing that because
@@ -1198,24 +1817,36 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
       sink->window =
           gst_wl_window_new_toplevel (sink->display, &sink->video_info);
     }
-  }
-#ifdef GST_WLSINK_ENHANCEMENT
-  gst_wayland_sink_update_window_geometry (sink);
-  sink->video_info_changed = TRUE;
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+    gst_wayland_sink_update_window_geometry (sink);
 #endif
+  }
+
+  if (sink->signal_handoffs) {
+    GST_LOG ("g_signal_emit: hand-off ");
+    g_signal_emit (sink, gst_waylandsink_signals[SIGNAL_HANDOFF], 0, buffer,
+        bsink->sinkpad);
+    goto done;
+  }
+
   /* drop buffers until we get a frame callback */
-  if (g_atomic_int_get (&sink->redraw_pending) == TRUE)
+  if (g_atomic_int_get (&sink->redraw_pending) == TRUE
+      && !gst_wayland_sink_check_use_gapless (sink))
     goto done;
+
+#ifndef TIZEN_FEATURE_WLSINK_ENHANCEMENT        /* for tizen view_port, we don't know window size */
   /* make sure that the application has called set_render_rectangle() */
   if (G_UNLIKELY (sink->window->render_rectangle.w == 0))
     goto no_window_size;
-
-#ifdef GST_WLSINK_ENHANCEMENT
+#endif
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
 
   wlbuffer = gst_buffer_get_wl_buffer (buffer);
-  if (G_LIKELY (wlbuffer && wlbuffer->display == sink->display)) {
+  if (G_LIKELY (wlbuffer && wlbuffer->display == sink->display)
+      && !(gst_wayland_sink_check_use_gapless (sink))
+      && !sink->request_camera_flush_buf) {
     GST_LOG_OBJECT (sink, "buffer %p has a wl_buffer from our display, " "writing directly", buffer);   //buffer is from our  pool and have wl_buffer
-    GST_INFO ("wl_buffer (%p)", wlbuffer->wlbuffer);
+    GST_LOG ("wl_buffer (%p)", wlbuffer->wlbuffer);
     to_render = buffer;
 #ifdef DUMP_BUFFER
     GstMemory *mem;
@@ -1234,7 +1865,7 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
     if (ret) {
       GST_ERROR ("_write_rawdata() failed");
     }
-    GST_INFO ("DUMP IMAGE %d, size (%d)", dump__cnt, size);
+    GST_LOG ("DUMP IMAGE %d, size (%d)", dump__cnt, size);
     gst_memory_unmap (mem, &mem_info);
 #endif
   } else {
@@ -1263,11 +1894,14 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
 
       if (sink->USE_TBM && sink->display->is_native_format) {
         /* in case of SN12 or ST12 */
-        if (!gst_wayland_sink_get_mm_video_buf_info(sink->display, buffer))
+        if (!gst_wayland_sink_get_mm_video_buf_info (sink, buffer))
           return GST_FLOW_ERROR;
 
         wlbuffer = gst_buffer_get_wl_buffer (buffer);
-        if (G_UNLIKELY (!wlbuffer)) {
+        /* last_buffer from gaplasee have wlbuffer */
+        if (G_UNLIKELY (!wlbuffer)
+            || (gst_wayland_sink_check_use_gapless (sink))
+            || sink->request_camera_flush_buf) {
           wbuf =
               gst_wl_shm_memory_construct_wl_buffer (mem, sink->display,
               &sink->video_info);
@@ -1275,8 +1909,7 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
             goto no_wl_buffer;
           gst_buffer_add_wl_buffer (buffer, wbuf, sink->display);
         }
-      }
-      else if (sink->USE_TBM && !sink->display->is_native_format) {
+      } else if (sink->USE_TBM && !sink->display->is_native_format) {
 
         /* sink->pool always exists (created in set_caps), but it may not
          * be active if upstream is not using it */
@@ -1291,7 +1924,7 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
         //GstMemory *mem;
         //mem = gst_buffer_peek_memory (to_render, 0);
         //if (gst_is_wl_shm_memory (mem)) {
-        GST_INFO ("to_render buffer is our buffer");
+        GST_LOG ("to_render buffer is our buffer");
         //}
         /* the first time we acquire a buffer,
          * we need to attach a wl_buffer on it */
@@ -1340,14 +1973,29 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
   }
 
   if (sink->USE_TBM && sink->display->is_native_format) {
-    if (G_UNLIKELY (buffer == sink->last_buffer)) {
+    if ((G_UNLIKELY (buffer == sink->last_buffer)
+            && !(gst_wayland_sink_check_use_gapless (sink)))
+        || (G_UNLIKELY (buffer == sink->last_buffer)
+            && !sink->request_camera_flush_buf)) {
       GST_LOG_OBJECT (sink, "Buffer already being rendered");
       goto done;
     }
+
+    GST_LOG_OBJECT (sink, "replace last_buffer: (%p) -> (%p)",
+        sink->last_buffer, buffer);
     gst_buffer_replace (&sink->last_buffer, buffer);
-    render_last_buffer (sink);
+
+    GST_LOG_OBJECT (sink, "after gst_buffer_replace buffer %p, ref_count(%d)",
+        buffer, GST_OBJECT_REFCOUNT_VALUE (buffer));
+
+    if (sink->visible) {
+      render_last_buffer (sink);
+    } else {
+      GST_LOG ("skip rendering");
+    }
 
     goto done;
+
   } else {                      /* USE SHM or normal format */
     /* drop double rendering */
     if (G_UNLIKELY (buffer == sink->last_buffer)) {
@@ -1355,7 +2003,12 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
       goto done;
     }
     gst_buffer_replace (&sink->last_buffer, to_render);
-    render_last_buffer (sink);
+
+    if (sink->visible) {
+      render_last_buffer (sink);
+    } else {
+      GST_LOG ("skip rendering");
+    }
 
     if (buffer != to_render)
       gst_buffer_unref (to_render);
@@ -1371,7 +2024,7 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
     GST_LOG_OBJECT (sink,
         "buffer %p has a wl_buffer from our display, " "writing directly",
         buffer);
-    GST_INFO ("wl_buffer (%p)", wlbuffer->wlbuffer);
+    GST_LOG ("wl_buffer (%p)", wlbuffer->wlbuffer);
     to_render = buffer;
 
   } else {
@@ -1442,8 +2095,9 @@ gst_wayland_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
 
   goto done;
 
-#endif /* GST_WLSINK_ENHANCEMENT */
+#endif /* TIZEN_FEATURE_WLSINK_ENHANCEMENT */
 
+#ifndef TIZEN_FEATURE_WLSINK_ENHANCEMENT
 no_window_size:
   {
     GST_ELEMENT_ERROR (sink, RESOURCE, WRITE,
@@ -1452,6 +2106,7 @@ no_window_size:
     ret = GST_FLOW_ERROR;
     goto done;
   }
+#endif
 no_buffer:
   {
     GST_WARNING_OBJECT (sink, "could not create buffer");
@@ -1482,13 +2137,14 @@ gst_wayland_sink_videooverlay_init (GstVideoOverlayInterface * iface)
   iface->set_window_handle = gst_wayland_sink_set_window_handle;
   iface->set_render_rectangle = gst_wayland_sink_set_render_rectangle;
   iface->expose = gst_wayland_sink_expose;
-#ifdef GST_WLSINK_ENHANCEMENT   /* use  unique_id */
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT /* use  unique_id */
   iface->set_wl_window_wl_surface_id =
       gst_wayland_sink_set_wl_window_wl_surface_id;
 #endif
 }
 
-#ifdef GST_WLSINK_ENHANCEMENT   /* use  unique_id */
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT
+/* use  unique_id */
 static void
 gst_wayland_sink_set_wl_window_wl_surface_id (GstVideoOverlay * overlay,
     guintptr wl_surface_id)
@@ -1504,7 +2160,8 @@ gst_wayland_sink_set_wl_window_wl_surface_id (GstVideoOverlay * overlay,
   g_mutex_lock (&sink->render_lock);
   g_clear_object (&sink->window);
 
-  GST_INFO ("wl_surface_id %d %p", (int) wl_surface_id, (guintptr)wl_surface_id);
+  GST_LOG ("wl_surface_id %d %x", (int) wl_surface_id,
+      (guintptr) wl_surface_id);
 
   if (wl_surface_id) {
     if (G_LIKELY (gst_wayland_sink_find_display (sink))) {
@@ -1518,8 +2175,6 @@ gst_wayland_sink_set_wl_window_wl_surface_id (GstVideoOverlay * overlay,
           "ignoring window handle");
     }
   }
-  gst_wayland_sink_update_window_geometry (sink);
-
   g_mutex_unlock (&sink->render_lock);
 
 }
@@ -1534,7 +2189,7 @@ gst_wayland_sink_set_window_handle (GstVideoOverlay * overlay, guintptr handle)
 
   g_return_if_fail (sink != NULL);
 
-#ifdef GST_WLSINK_ENHANCEMENT   /* use  unique_id */
+#ifdef TIZEN_FEATURE_WLSINK_ENHANCEMENT /* use  unique_id */
   if (sink->window != NULL) {
     GST_WARNING_OBJECT (sink, "changing window handle is not supported");
     return;
@@ -1551,12 +2206,12 @@ gst_wayland_sink_set_window_handle (GstVideoOverlay * overlay, guintptr handle)
     if (G_LIKELY (gst_wayland_sink_find_display (sink))) {
       /* we cannot use our own display with an external window handle */
       if (G_UNLIKELY (sink->display->own_display)) {
-                 GST_ELEMENT_WARNING (sink, RESOURCE, OPEN_READ_WRITE,
-                         ("Application did not provide a wayland display handle"),
-                         ("Now waylandsink use internal display handle "
-                                 "which is created ourselves. Consider providing a "
-                                 "display handle from your application with GstContext"));
-                 sink->window = gst_wl_window_new_in_surface (sink->display, surface);
+        GST_ELEMENT_WARNING (sink, RESOURCE, OPEN_READ_WRITE,
+            ("Application did not provide a wayland display handle"),
+            ("Now waylandsink use internal display handle "
+                "which is created ourselves. Consider providing a "
+                "display handle from your application with GstContext"));
+        sink->window = gst_wl_window_new_in_surface (sink->display, surface);
       } else {
         sink->window = gst_wl_window_new_in_surface (sink->display, surface);
       }
@@ -1566,7 +2221,6 @@ gst_wayland_sink_set_window_handle (GstVideoOverlay * overlay, guintptr handle)
     }
   }
   g_mutex_unlock (&sink->render_lock);
-
 }
 
 static void