Update Documentation. Add documentation about ellipses (#4172)

* add documentation about ellipses

* Update site/content/en/docs/manual/advanced/annotation-with-ellipses.md

* Update site/content/en/docs/manual/advanced/annotation-with-ellipses.md

* Update site/content/en/docs/manual/advanced/annotation-with-ellipses.md

* Update site/content/en/docs/manual/advanced/annotation-with-ellipses.md

* Update site/content/en/docs/manual/advanced/annotation-with-ellipses.md

* Update site/content/en/docs/manual/advanced/annotation-with-ellipses.md

* fix mistake

Co-authored-by: Boris Sekachev <boris.sekachev@intel.com>

site/content/en/docs/manual/advanced/annotation-with-ellipses.md

@@ -0,0 +1,22 @@
+---
+title: 'Annotation with ellipses'
+linkTitle: 'Annotation with ellipses'
+weight: 11
+description: 'Guide to annotating tasks using ellipses.'
+---
+
+It is used for road sign annotation etc.
+
+First of all you need to select the `ellipse` on the controls sidebar.
+
+![](/images/image239.jpg)
+
+Choose a `Label` and click `Shape` or `Track` to start drawing. An ellipse can be created the same way as
+a [rectangle](/docs/manual/advanced/annotation-with-rectangles/), you need to specify two opposite points,
+and the ellipse will be inscribed in an imaginary rectangle. Press `N` or click the `Done` button on the top panel
+to complete the shape.
+
+![](/images/image240_mapillary_vistas.jpg)
+
+You can rotate ellipses using a rotation point in the same way as
+ [rectangles](/docs/manual/advanced/annotation-with-rectangles/#rotation-rectangle).

site/content/en/docs/manual/advanced/annotation-with-points/_index.md

@@ -1,6 +1,6 @@
 ---
 title: 'Annotation with points'
 linkTitle: 'Annotation with points'
-weight: 8
+weight: 10
 description: 'Guide to annotating tasks using single points or shapes containing multiple points.'
 ---

site/content/en/docs/manual/advanced/annotation-with-polygons/_index.md

@@ -1,6 +1,6 @@
 ---
 title: 'Annotation with polygons'
 linkTitle: 'Annotation with polygons'
-weight: 10
+weight: 8
 description: 'Guide to creating and editing polygons.'
 ---

site/content/en/docs/manual/advanced/annotation-with-tags.md

@@ -1,7 +1,7 @@
 ---
-title: 'Annotation with Tags'
+title: 'Annotation with tags'
-linkTitle: 'Annotation with Tags'
+linkTitle: 'Annotation with tags'
-weight: 11
+weight: 13
 ---
 
 It is used to annotate frames, tags are not displayed in the workspace.

site/content/en/docs/manual/basics/controls-sidebar.md

@@ -37,6 +37,7 @@ description: 'Overview of available functions on the controls sidebar of the ann
 |![](/images/image168.jpg)|`Polygon`|[Annotation with polygons](/docs/manual/advanced/annotation-with-polygons/); [Track mode with polygons](/docs/manual/advanced/annotation-with-polygons/track-mode-with-polygons/)|
 |![](/images/image169.jpg)|`Polyline`|[Annotation with polylines](/docs/manual/advanced/annotation-with-polylines/)|
 |![](/images/image170.jpg)|`Points`|[Annotation with points](/docs/manual/advanced/annotation-with-points/)|
+|![](/images/image241.jpg)|`Ellipses`|[Annotation with ellipses](/docs/manual/advanced/annotation-with-ellipses/)|
 |![](/images/image176.jpg)|`Cuboid`|[Annotation with cuboids](/docs/manual/advanced/annotation-with-cuboids/)|
 |![](/images/image171.jpg)|`Tag`|[Annotation with tags](/docs/manual/advanced/annotation-with-tags/)|
 |![](/images/image195.jpg)|`Open an issue`|[Review](/docs/manual/advanced/review/) (available only in review mode)|
@@ -48,8 +49,8 @@ description: 'Overview of available functions on the controls sidebar of the ann
 **Edit block** - contains tools for editing tracks and shapes.
 |Icon |Description |Links to section |
 |-- |-- |-- |
-|![](/images/image172.jpg)|`Merge Shapes`(`M`) — starts/stops the merging shapes mode. |[Track mode (basics)](/docs/manual/basics/track-mode-basics/)|
+|![](/images/image172.jpg)|`Merge Shapes`(`M`) - starts/stops the merging shapes mode. |[Track mode (basics)](/docs/manual/basics/track-mode-basics/)|
-|![](/images/image173.jpg)|`Group Shapes` (`G`) — starts/stops the grouping shapes mode.|[Shape grouping](/docs/manual/advanced/shape-grouping/)|
+|![](/images/image173.jpg)|`Group Shapes` (`G`) - starts/stops the grouping shapes mode.|[Shape grouping](/docs/manual/advanced/shape-grouping/)|
-|![](/images/image174.jpg)|`Split` — splits a track. |[Track mode (advanced)](/docs/manual/advanced/track-mode-advanced/)|
+|![](/images/image174.jpg)|`Split` - splits a track. |[Track mode (advanced)](/docs/manual/advanced/track-mode-advanced/)|
 
 ---

site/content/en/docs/manual/basics/types-of-shapes.md

@@ -4,12 +4,13 @@ linkTitle: 'Types of shapes'
 weight: 14
 description: 'List of shapes available for annotation.'
 ---
-There are five shapes which you can annotate your images with:
+There are several shapes with which you can annotate your images:
 
 - `Rectangle` or `Bounding box`
 - `Polygon`
 - `Polyline`
 - `Points`
+- `Ellipse`
 - `Cuboid`
 - `Cuboid in 3d task`
 - `Tag`
@@ -20,8 +21,8 @@ And there is how they all look like:
 
 ![](/images/image009_mapillary_vistas.jpg 'Polyline') ![](/images/image010_affectnet.jpg 'Points')
 
-![](/images/image015_detrac.jpg 'Cuboid') ![](/images/image218_carla_town3.jpg 'Cuboid in 3d task')
+![](/images/image240_mapillary_vistas.jpg 'Ellipse') ![](/images/image015_detrac.jpg 'Cuboid')
 
- ![](/images/image135.jpg 'Tag')
+![](/images/image218_carla_town3.jpg 'Cuboid in 3d task') ![](/images/image135.jpg 'Tag')
 
 `Tag` - has no shape in the workspace, but is displayed in objects sidebar.