Added missing demos

Author: Erol444

docs/source/samples/ImageManip/rgb_rotate_warp.rst

@@ -12,11 +12,17 @@ Setup
 Demo
 ####
 
-.. raw:: html
+.. image:: https://user-images.githubusercontent.com/18037362/152208899-461fa163-42ec-4922-84b5-5cd09332ea32.png
+
+.. code-block::
+
+    === Controls:
+    z -rotated rectangle crop, decrease rate
+    x -rotated rectangle crop, increase rate
+    c -warp 4-point transform, cycle through modes
+    v -resize cropped region, or disable resize
+    h -print controls (help)
 
-    <div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; height: auto;">
-        <iframe src="https://www.youtube.com/embed/31K5dTLHQac" frameborder="0" allowfullscreen style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;"></iframe>
-    </div>
 
 Source code
 ###########

docs/source/samples/SpatialDetection/spatial_location_calculator.rst

@@ -16,11 +16,7 @@ You can also calculate spatial coordiantes on host side, `demo here <https://git
 Demo
 ####
 
-.. raw:: html
-
-    <div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; height: auto;">
-        <iframe src="https://www.youtube.com/embed/mbZViuS4WEQ" frameborder="0" allowfullscreen style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;"></iframe>
-    </div>
+.. image:: https://user-images.githubusercontent.com/18037362/146296930-9e7071f5-33b9-45f9-af21-cace7ffffc0f.gif
 
 Setup
 #####