navigationtest: Add some support for modifiers

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2010>

diff --git a/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.c b/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.c
index dfd9d8e..e52b654 100644 (file)
--- a/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.c
+++ b/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.c
@@ -130,6 +130,7 @@ gst_navigationtest_src_event (GstBaseTransform * trans, GstEvent * event)
               &navtest->mousey);
           GST_DEBUG ("received mouse-move event at %f,%f", navtest->mousex,
               navtest->mousey);
+          gst_navigation_event_parse_state (event, &navtest->modifiers);
           break;
         }
         case GST_NAVIGATION_EVENT_MOUSE_BUTTON_PRESS:{
@@ -175,6 +176,7 @@ gst_navigationtest_src_event (GstBaseTransform * trans, GstEvent * event)
         case GST_NAVIGATION_EVENT_KEY_RELEASE:{
           const char *name;
 
+          gst_navigation_event_parse_state (event, &navtest->modifiers);
           gst_navigation_event_parse_key_event (event, &name);
           GST_DEBUG ("received %s event for key \"%s\"",
               type == GST_NAVIGATION_EVENT_KEY_PRESS ? "key-press" :
@@ -377,6 +379,7 @@ gst_navigationtest_transform_frame (GstVideoFilter * filter,
 {
   GstNavigationtest *navtest = GST_NAVIGATIONTEST (filter);
   GSList *walk;
+  guint8 u = 255, v = 255;
 
   gst_video_frame_copy (out_frame, in_frame);
 
@@ -394,8 +397,15 @@ gst_navigationtest_transform_frame (GstVideoFilter * filter,
         g_free (click);
       }
     }
+
+    for (guint i = 0; i <= 28; i++) {
+      if (navtest->modifiers & (1 << i)) {
+        u /= 2;
+        v /= 2;
+      }
+    }
     draw_box_planar411 (out_frame,
-        rint (navtest->mousex), rint (navtest->mousey), 5, 0, 128, 128);
+        rint (navtest->mousex), rint (navtest->mousey), 5, 128, u, v);
   }
 
   /* Draw touch events */

diff --git a/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.h b/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.h
index 82a170d..96b490a 100644 (file)
--- a/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.h
+++ b/subprojects/gst-plugins-good/gst/debugutils/gstnavigationtest.h
@@ -62,6 +62,7 @@ struct _GstNavigationtest
   GstVideoFilter videofilter;
 
   gdouble mousex, mousey;
+  GstNavigationModifierType modifiers;
   gboolean display_mouse, display_touch;
   GSList *clicks;
   GSList *touches;