Update tutorials tables of content for several modules

doc/tutorials/calib3d/table_of_content_calib3d.markdown

@@ -5,6 +5,8 @@ Although we get most of our images in a 2D format they do come from a 3D world.
 
 -   @subpage tutorial_camera_calibration_pattern
 
+    *Languages:* Python
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Laurent Berger
@@ -13,6 +15,8 @@ Although we get most of our images in a 2D format they do come from a 3D world.
 
 -   @subpage tutorial_camera_calibration_square_chess
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Victor Eruhimov
@@ -21,6 +25,8 @@ Although we get most of our images in a 2D format they do come from a 3D world.
 
 -   @subpage tutorial_camera_calibration
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
@@ -31,6 +37,8 @@ Although we get most of our images in a 2D format they do come from a 3D world.
 
 -   @subpage tutorial_real_time_pose
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Edgar Riba

doc/tutorials/core/table_of_content_core.markdown

@@ -6,6 +6,8 @@ understanding how to manipulate the images on a pixel level.
 
 -   @subpage tutorial_mat_the_basic_image_container
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
@@ -15,6 +17,8 @@ understanding how to manipulate the images on a pixel level.
 
 -   @subpage tutorial_how_to_scan_images
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
@@ -75,6 +79,8 @@ understanding how to manipulate the images on a pixel level.
 
 -   @subpage tutorial_file_input_output_with_xml_yml
 
+    *Languages:* C++, Python
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
@@ -84,6 +90,8 @@ understanding how to manipulate the images on a pixel level.
 
 -   @subpage tutorial_interoperability_with_OpenCV_1
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
@@ -95,6 +103,8 @@ understanding how to manipulate the images on a pixel level.
 
 -   @subpage tutorial_how_to_use_OpenCV_parallel_for_
 
+    *Languages:* C++
+
     *Compatibility:* \>= OpenCV 2.4.3
 
     You will see how to use the OpenCV parallel_for_ to easily parallelize your code.

doc/tutorials/dnn/table_of_content_dnn.markdown

@@ -3,6 +3,8 @@ Deep Neural Networks (dnn module) {#tutorial_table_of_content_dnn}
 
 -   @subpage tutorial_dnn_googlenet
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 3.3
 
     *Author:* Vitaliy Lyudvichenko
@@ -11,6 +13,8 @@ Deep Neural Networks (dnn module) {#tutorial_table_of_content_dnn}
 
 -   @subpage tutorial_dnn_halide
 
+    *Languages:* Halide
+
     *Compatibility:* \> OpenCV 3.3
 
     *Author:* Dmitry Kurtaev
@@ -19,6 +23,8 @@ Deep Neural Networks (dnn module) {#tutorial_table_of_content_dnn}
 
 -   @subpage tutorial_dnn_halide_scheduling
 
+    *Languages:* Halide
+
     *Compatibility:* \> OpenCV 3.3
 
     *Author:* Dmitry Kurtaev
@@ -27,6 +33,8 @@ Deep Neural Networks (dnn module) {#tutorial_table_of_content_dnn}
 
 -   @subpage tutorial_dnn_android
 
+    *Languages:* Java
+
     *Compatibility:* \> OpenCV 3.3
 
     *Author:* Dmitry Kurtaev
@@ -35,6 +43,8 @@ Deep Neural Networks (dnn module) {#tutorial_table_of_content_dnn}
 
 -   @subpage tutorial_dnn_yolo
 
+    *Languages:* C++, Python
+
     *Compatibility:* \> OpenCV 3.3.1
 
     *Author:* Alessandro de Oliveira Faria
@@ -43,6 +53,8 @@ Deep Neural Networks (dnn module) {#tutorial_table_of_content_dnn}
 
 -   @subpage tutorial_dnn_javascript
 
+    *Languages:* JavaScript
+
     *Compatibility:* \> OpenCV 3.3.1
 
     *Author:* Dmitry Kurtaev
@@ -51,6 +63,8 @@ Deep Neural Networks (dnn module) {#tutorial_table_of_content_dnn}
 
 -   @subpage tutorial_dnn_custom_layers
 
+    *Languages:* C++, Python
+
     *Compatibility:* \> OpenCV 3.4.1
 
     *Author:* Dmitry Kurtaev

doc/tutorials/features2d/table_of_content_features2d.markdown

@@ -89,6 +89,8 @@ OpenCV.
 
 -   @subpage tutorial_detection_of_planar_objects
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Victor Eruhimov
@@ -108,6 +110,8 @@ OpenCV.
 
 -   @subpage tutorial_akaze_tracking
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 3.0
 
     *Author:* Fedor Morozov
@@ -116,6 +120,8 @@ OpenCV.
 
 -   @subpage tutorial_homography
 
+    *Languages:* C++, Java, Python
+
     *Compatibility:* \> OpenCV 3.0
 
     This tutorial will explain the basic concepts of the homography with some

doc/tutorials/gpu/table_of_content_gpu.markdown

@@ -6,6 +6,8 @@ run the OpenCV algorithms.
 
 -   @subpage tutorial_gpu_basics_similarity
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
@@ -16,6 +18,8 @@ run the OpenCV algorithms.
 
 -   @subpage tutorial_gpu_thrust_interop
 
+    *Languages:* C++
+
     *Compatibility:* \>= OpenCV 3.0
 
     This tutorial will show you how to wrap a GpuMat into a thrust iterator in order to be able to

doc/tutorials/imgcodecs/table_of_content_highgui.markdown

@@ -5,6 +5,8 @@ This section contains tutorials about how to read/save your image files.
 
 -   @subpage tutorial_raster_io_gdal
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Marvin Smith

doc/tutorials/ios/table_of_content_ios.markdown

@@ -3,6 +3,8 @@ OpenCV iOS {#tutorial_table_of_content_ios}
 
 -   @subpage tutorial_hello
 
+    *Languages:* Objective-C++
+
     *Compatibility:* \> OpenCV 2.4.3
 
     *Author:* Charu Hans
@@ -11,6 +13,8 @@ OpenCV iOS {#tutorial_table_of_content_ios}
 
 -   @subpage tutorial_image_manipulation
 
+    *Languages:* Objective-C++
+
     *Compatibility:* \> OpenCV 2.4.3
 
     *Author:* Charu Hans
@@ -19,6 +23,8 @@ OpenCV iOS {#tutorial_table_of_content_ios}
 
 -   @subpage tutorial_video_processing
 
+    *Languages:* Objective-C++
+
     *Compatibility:* \> OpenCV 2.4.3
 
     *Author:* Eduard Feicho

doc/tutorials/stitching/table_of_content_stitching.markdown

@@ -7,6 +7,8 @@ create a photo panorama or you want to stitch scans.
 
 -   @subpage tutorial_stitcher
 
+    *Languages:* C++
+
     *Compatibility:* \>= OpenCV 3.2
 
     *Author:* Jiri Horner

doc/tutorials/videoio/table_of_content_videoio.markdown

@@ -5,6 +5,8 @@ This section contains tutorials about how to read/save your video files.
 
 -   @subpage tutorial_video_input_psnr_ssim
 
+    *Languages:* C++, Python
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
@@ -14,10 +16,16 @@ This section contains tutorials about how to read/save your video files.
 
 -   @subpage tutorial_video_write
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 2.0
 
     *Author:* Bernát Gábor
 
 -   @subpage tutorial_kinect_openni
 
+    *Languages:* C++
+
 -   @subpage tutorial_intelperc
+
+    *Languages:* C++

doc/tutorials/viz/table_of_content_viz.markdown

@@ -3,6 +3,8 @@ OpenCV Viz {#tutorial_table_of_content_viz}
 
 -   @subpage tutorial_launching_viz
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 3.0.0
 
     *Author:* Ozan Tonkal
@@ -11,6 +13,8 @@ OpenCV Viz {#tutorial_table_of_content_viz}
 
 -   @subpage tutorial_widget_pose
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 3.0.0
 
     *Author:* Ozan Tonkal
@@ -19,6 +23,8 @@ OpenCV Viz {#tutorial_table_of_content_viz}
 
 -   @subpage tutorial_transformations
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 3.0.0
 
     *Author:* Ozan Tonkal
@@ -27,6 +33,8 @@ OpenCV Viz {#tutorial_table_of_content_viz}
 
 -   @subpage tutorial_creating_widgets
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 3.0.0
 
     *Author:* Ozan Tonkal
@@ -35,6 +43,8 @@ OpenCV Viz {#tutorial_table_of_content_viz}
 
 -   @subpage tutorial_histo3D
 
+    *Languages:* C++
+
     *Compatibility:* \> OpenCV 3.0.0
 
     *Author:* Laurent Berger