Deleting old tutorial files and put them in folders

This commit is contained in:
Ana Huaman 2011-06-21 03:30:18 +00:00
parent 3162b742a3
commit ae55138a49
74 changed files with 186 additions and 750 deletions
doc/tutorials
CxCore/Matrix
Display_Image.rst
HighGUI/Adding_Trackbars
ImgProc
Linux_Eclipse_Usage.rstLinux_GCC_Usage.rstLinux_Installation.rstLoad_Save_Image.rstWindows_Installation.rst
images
tutorials.rst

@ -1,112 +0,0 @@
.. _Display_Image:
Display an Image
*****************
Goal
=====
In this tutorial you will learn how to:
* Load an image using :imread:`imread <>`
* Create a named window (using :named_window:`namedWindow <>`)
* Display an image in an OpenCV window (using :imshow:`imshow <>`)
Code
=====
Here it is:
.. code-block:: cpp
#include <cv.h>
#include <highgui.h>
using namespace cv;
int main( int argc, char** argv )
{
Mat image;
image = imread( argv[1], 1 );
if( argc != 2 || !image.data )
{
printf( "No image data \n" );
return -1;
}
namedWindow( "Display Image", CV_WINDOW_AUTOSIZE );
imshow( "Display Image", image );
waitKey(0);
return 0;
}
Explanation
============
#. .. code-block:: cpp
#include <cv.h>
#include <highgui.h>
using namespace cv;
These are OpenCV headers:
* *cv.h* : Main OpenCV functions
* *highgui.h* : Graphical User Interface (GUI) functions
Now, let's analyze the *main* function:
#. .. code-block:: cpp
Mat image;
We create a Mat object to store the data of the image to load.
#. .. code-block:: cpp
image = imread( argv[1], 1 );
Here, we called the function :imread:`imread <>` which basically loads the image specified by the first argument (in this case *argv[1]*). The second argument is by default.
#. After checking that the image data was loaded correctly, we want to display our image, so we create a window:
.. code-block:: cpp
namedWindow( "Display Image", CV_WINDOW_AUTOSIZE );
:named_window:`namedWindow <>` receives as arguments the window name ("Display Image") and an additional argument that defines windows properties. In this case **CV_WINDOW_AUTOSIZE** indicates that the window will adopt the size of the image to be displayed.
#. Finally, it is time to show the image, for this we use :imshow:`imshow <>`
.. code-block:: cpp
imshow( "Display Image", image )
#. Finally, we want our window to be displayed until the user presses a key (otherwise the program would end far too quickly):
.. code-block:: cpp
waitKey(0);
We use the :wait_key:`waitKey <>` function, which allow us to wait for a keystroke during a number of milliseconds (determined by the argument). If the argument is zero, then it will wait indefinitely.
Result
=======
* Compile your code and then run the executable giving a image path as argument:
.. code-block:: bash
./DisplayImage HappyFish.jpg
* You should get a nice window as the one shown below:
.. image:: images/Display_Image_Tutorial_Result.png
:alt: Display Image Tutorial - Final Result
:align: center

@ -0,0 +1,38 @@
.. _FloodFill:
How to fill an image
**********************
Goal
=====
In this tutorial you will learn how to:
* Use the :flood_fill:`FloodFill <>` OpenCV function
Cool Theory
============
.. note::
The explanation below belongs to the book **Learning OpenCV** by Bradski and Kaehler.
Code
======
This tutorial code's is shown lines below. You can also download it from `here <https://code.ros.org/svn/opencv/trunk/opencv/samples/cpp/tutorial_code/Image_Processing/Morphology_1.cpp>`_
.. code-block:: cpp
Explanation
=============
Results
========

@ -0,0 +1,44 @@
.. _Morphology_2::
Morphology 2
**************
Goal
=====
In this tutorial you will learn how to:
* Use the OpenCV function :morphology_ex:`morphologyEx <>` to operate an image and convert it using:
* Opening
* Closing
* Morphological Gradient
* Top Hat
* Black Hat
Cool Theory
============
.. note::
The explanation below belongs to the book **Learning OpenCV** by Bradski and Kaehler.
Code
======
This tutorial code's is shown lines below. You can also download it from `here <https://code.ros.org/svn/opencv/trunk/opencv/samples/cpp/tutorial_code/Image_Processing/Morphology_2.cpp>`_
.. code-block:: cpp
Explanation
=============
Results
========

@ -1,243 +0,0 @@
.. _Linux_Eclipse_Usage:
Using OpenCV with Eclipse (plugin CDT)
****************************************
.. note::
For me at least, this works, is simple and quick. Suggestions are welcome
Prerequisites
===============
#. Having installed `Eclipse <http://www.eclipse.org/>`_ in your workstation (only the CDT plugin for C/C++ is needed). You can follow the following steps:
* Go to the Eclipse site
* Download `Eclipse IDE for C/C++ Developers <http://www.eclipse.org/downloads/packages/eclipse-ide-cc-developers/heliossr2>`_ . Choose the link according to your workstation.
#. Having installed OpenCV. If not yet, go :ref:`here <Linux_Installation>`
Making a project
=================
#. Start Eclipse. Just run the executable that comes in the folder.
#. Go to **File -> New -> C/C++ Project**
.. image:: images/Eclipse_Tutorial_Screenshot-0.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 0
:align: center
#. Choose a name for your project (i.e. DisplayImage). An **Empty Project** should be okay for this example.
.. image:: images/Eclipse_Tutorial_Screenshot-1.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 1
:align: center
#. Leave everything else by default. Press **Finish**.
.. image:: images/Eclipse_Tutorial_Screenshot-2.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 2
:align: center
#. Your project (in this case DisplayImage) should appear in the **Project Navigator** (usually at the left side of your window).
.. image:: images/Eclipse_Tutorial_Screenshot-3.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 3
:align: center
#. Now, let's add a source file using OpenCV:
* Right click on **DisplayImage** (in the Navigator). **New -> Folder** .
.. image:: images/Eclipse_Tutorial_Screenshot-4.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 4
:align: center
* Name your folder **src** and then hit **Finish**
.. image:: images/Eclipse_Tutorial_Screenshot-5.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 5
:align: center
* Right click on your newly created **src** folder. Choose **New source file**:
.. image:: images/Eclipse_Tutorial_Screenshot-6.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 6
:align: center
* Call it **DisplayImage.cpp**. Hit **Finish**
.. image:: images/Eclipse_Tutorial_Screenshot-7.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 7
:align: center
#. So, now you have a project with a empty .cpp file. Let's fill it with some sample code (in other words, copy and paste the snippet below):
.. code-block:: cpp
#include <cv.h>
#include <highgui.h>
using namespace cv;
int main( int argc, char** argv )
{
Mat image;
image = imread( argv[1], 1 );
if( argc != 2 || !image.data )
{
printf( "No image data \n" );
return -1;
}
namedWindow( "Display Image", CV_WINDOW_AUTOSIZE );
imshow( "Display Image", image );
waitKey(0);
return 0;
}
#. We are only missing one final step: To tell OpenCV where the OpenCV headers and libraries are. For this, do the following:
* Go to **Project-->Properties**
.. image:: images/Eclipse_Tutorial_Screenshot-8.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 8
:align: center
* In **C/C++ Build**, click on **Settings**. At the right, choose the **Tool Settings** Tab. Here we will enter the headers and libraries info:
a. In **GCC C++ Compiler**, go to **Includes**. In **Include paths(-l)** you should include the path of the folder where opencv was installed. In our example, this is:
::
/usr/local/include/opencv
.. image:: images/Eclipse_Tutorial_Screenshot-9.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 9
:align: center
.. note::
If you do not know where your opencv files are, open the **Terminal** and type:
.. code-block:: bash
pkg-config --cflags opencv
For instance, that command gave me this output:
.. code-block:: bash
-I/usr/local/include/opencv -I/usr/local/include
b. Now go to **GCC C++ Linker**,there you have to fill two spaces:
* In **Library search path (-L)** you have to write the path to where the opencv libraries reside, in my case the path is:
::
/usr/local/lib
* In **Libraries(-l)** add the OpenCV libraries that you may need. Usually just the 3 first on the list below are enough (for simple applications) . In my case, I am putting all of them since I plan to use the whole bunch:
* opencv_core
* opencv_imgproc
* opencv_highgui
* opencv_ml
* opencv_video
* opencv_features2d
* opencv_calib3d
* opencv_objdetect
* opencv_contrib
* opencv_legacy
* opencv_flann
.. image:: images/Eclipse_Tutorial_Screenshot-10.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 10
:align: center
.. note::
If you don't know where your libraries are (or you are just psychotic and want to make sure the path is fine), type in **Terminal**:
.. code-block:: bash
pkg-config --libs opencv
My output (in case you want to check) was:
.. code-block:: bash
-L/usr/local/lib -lopencv_core -lopencv_imgproc -lopencv_highgui -lopencv_ml -lopencv_video -lopencv_features2d -lopencv_calib3d -lopencv_objdetect -lopencv_contrib -lopencv_legacy -lopencv_flann
Now you are done. Click **OK**
* Your project should be ready to be built. For this, go to **Project->Build all**
.. image:: images/Eclipse_Tutorial_Screenshot-11.png
:height: 400px
:alt: Eclipse Tutorial Screenshot 11
:align: center
In the Console you should get something like
.. image:: images/Eclipse_Tutorial_Screenshot-12.png
:height: 200px
:alt: Eclipse Tutorial Screenshot 12
:align: center
If you check in your folder, there should be an executable there.
Running the executable
========================
So, now we have an executable ready to run. If we were to use the Terminal, we would probably do something like:
.. code-block:: bash
cd <DisplayImage_directory>
cd src
./DisplayImage ../images/HappyLittleFish.jpg
Assuming that the image to use as the argument would be located in <DisplayImage_directory>/images/HappyLittleFish.jpg. We can still do this, but let's do it from Eclipse:
#. Go to **Run->Run Configurations**
.. image:: images/Eclipse_Tutorial_Screenshot-13.png
:height: 300px
:alt: Eclipse Tutorial Screenshot 13
:align: center
#. Under C/C++ Application you will see the name of your executable + Debug (if not, click over C/C++ Application a couple of times). Select the name (in this case **DisplayImage Debug**).
#. Now, in the right side of the window, choose the **Arguments** Tab. Write the path of the image file we want to open (path relative to the workspace/DisplayImage folder). Let's use **HappyLittleFish.jpg**:
.. image:: images/Eclipse_Tutorial_Screenshot-14.png
:height: 300px
:alt: Eclipse Tutorial Screenshot 14
:align: center
#. Click on the **Apply** button and then in Run. An OpenCV window should pop up with the fish image (or whatever you used).
.. image:: images/Eclipse_Tutorial_Screenshot-15.png
:alt: Eclipse Tutorial Screenshot 15
:align: center
#. Congratulations! You are ready to have fun with OpenCV using Eclipse.

@ -1,84 +0,0 @@
.. _Linux_GCC_Usage:
Using OpenCV with gcc and CMake
*********************************
.. note::
We assume that you have successfully installed OpenCV in your workstation.
The easiest way of using OpenCV in your code is to use `CMake <http://www.cmake.org/>`_. A few advantages (taken from the Wiki):
* No need to change anything when porting between Linux and Windows
* Can easily be combined with other tools by CMake( i.e. Qt, ITK and VTK )
If you are not familiar with CMake, checkout the `tutorial <http://www.cmake.org/cmake/help/cmake_tutorial.html>`_ on its website.
Steps
======
Create a program using OpenCV
-------------------------------
Let's use a simple program such as DisplayImage.cpp shown below.
.. code-block:: cpp
#include <cv.h>
#include <highgui.h>
using namespace cv;
int main( int argc, char** argv )
{
Mat image;
image = imread( argv[1], 1 );
if( argc != 2 || !image.data )
{
printf( "No image data \n" );
return -1;
}
namedWindow( "Display Image", CV_WINDOW_AUTOSIZE );
imshow( "Display Image", image );
waitKey(0);
return 0;
}
Create a CMake file
---------------------
Now you have to create your CMakeLists.txt file. It should look like this:
.. code-block:: cmake
project( DisplayImage )
find_package( OpenCV REQUIRED )
add_executable( DisplayImage DisplayImage )
target_link_libraries( DisplayImage ${OpenCV_LIBS} )
Generate the executable
-------------------------
This part is easy, just proceed as with any other project using CMake:
.. code-block:: bash
cd <DisplayImage_directory>
cmake .
make
Result
--------
By now you should have an executable (called DisplayImage in this case). You just have to run it giving an image location as an argument, i.e.:
.. code-block:: bash
./DisplayImage lena.jpg
You should get a nice window as the one shown below:
.. image:: images/GCC_CMake_Example_Tutorial.png
:alt: Display Image - Lena
:align: center

@ -1,85 +0,0 @@
.. _Linux_Installation:
Installation in Linux
***********************
These steps have been tested for Ubuntu 10.04 but should work with other distros.
Required packages
==================
* GCC 4.x or later. This can be installed with
.. code-block:: bash
sudo apt-get install build-essential
* CMake 2.6 or higher
* Subversion (SVN) client
* GTK+2.x or higher, including headers
* pkgconfig
* libpng, zlib, libjpeg, libtiff, libjasper with development files (e.g. libpjeg-dev)
* Python 2.3 or later with developer packages (e.g. python-dev)
* SWIG 1.3.30 or later
* libavcodec
* libdc1394 2.x
All the libraries above can be installed via Terminal or by using Synaptic Manager
Getting OpenCV source code
============================
You can use the latest stable OpenCV version available in *sourceforge* or you can grab the latest snapshot from the SVN repository:
Getting the latest stable OpenCV version
------------------------------------------
* Go to http://sourceforge.net/projects/opencvlibrary
* Download the source tarball and unpack it
Getting the cutting-edge OpenCV from SourceForge SVN repository
-----------------------------------------------------------------
Launch SVN client and checkout either
a. the current OpenCV snapshot from here: https://code.ros.org/svn/opencv/trunk
#. or the latest tested OpenCV snapshot from here: http://code.ros.org/svn/opencv/tags/latest_tested_snapshot
In Ubuntu it can be done using the following command, e.g.:
.. code-block:: bash
cd ~/<my_working _directory>
svn co https://code.ros.org/svn/opencv/trunk
Building OpenCV from source using CMake, using the command line
================================================================
#. Create a temporary directory, which we denote as <cmake_binary_dir>, where you want to put the generated Makefiles, project files as well the object filees and output binaries
#. Enter the <cmake_binary_dir> and type
.. code-block:: bash
cmake [<some optional parameters>] <path to the OpenCV source directory>
For example
.. code-block:: bash
cd ~/opencv
mkdir release
cd release
cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX= /usr/local
#. Enter the created temporary directory (<cmake_binary_dir>) and proceed with:
.. code-block:: bash
make
sudo make install

@ -1,122 +0,0 @@
.. _Load_Save_Image:
Load and Save an Image
***********************
.. note::
We assume that by now you know:
* Load an image using :imread:`imread <>`
* Display an image in an OpenCV window (using :imshow:`imshow <>`)
Goals
======
In this tutorial you will learn how to:
* Transform an image from RGB to Grayscale format by using :cvt_color:`cvtColor <>`
* Save your transformed image in a file on disk (using :imwrite:`imwrite <>`)
Code
======
Here it is:
.. code-block:: cpp
:linenos:
#include <cv.h>
#include <highgui.h>
using namespace cv;
int main( int argc, char** argv )
{
char* imageName = argv[1];
Mat image;
image = imread( imageName, 1 );
if( argc != 2 || !image.data )
{
printf( " No image data \n " );
return -1;
}
Mat gray_image;
cvtColor( image, gray_image, CV_RGB2GRAY );
imwrite( "../../images/Gray_Image.png", gray_image );
namedWindow( imageName, CV_WINDOW_AUTOSIZE );
namedWindow( "Gray image", CV_WINDOW_AUTOSIZE );
imshow( imageName, image );
imshow( "Gray image", gray_image );
waitKey(0);
return 0;
}
Explanation
============
#. We begin by:
* Creating a Mat object to store the image information
* Load an image using :imread:`imread <>`, located in the path given by *imageName*. Fort this example, assume you are loading a RGB image.
#. Now we are going to convert our image from RGB to Grayscale format. OpenCV has a really nice function to do this kind of transformations:
.. code-block:: cpp
cvtColor( image, gray_image, CV_RGB2GRAY );
As you can see, :cvt_color:`cvtColor <>` takes as arguments:
* a source image (*image*)
* a destination image (*gray_image*), in which we will save the converted image.
And an additional parameter that indicates what kind of transformation will be performed. In this case we use **CV_RGB2GRAY** (self-explanatory).
#. So now we have our new *gray_image* and want to save it on disk (otherwise it will get lost after the program ends). To save it, we will use a function analagous to :imread:`imread <>`: :imwrite:`imwrite <>`
.. code-block:: cpp
imwrite( "../../images/Gray_Image.png", gray_image );
Which will save our *gray_image* as *Gray_Image.png* in the folder *images* located two levels up of my current location.
#. Finally, let's check out the images. We create 02 windows and use them to show the original image as well as the new one:
.. code-block:: cpp
namedWindow( imageName, CV_WINDOW_AUTOSIZE );
namedWindow( "Gray image", CV_WINDOW_AUTOSIZE );
imshow( imageName, image );
imshow( "Gray image", gray_image );
#. Add the usual *waitKey(0)* for the program to wait forever until the user presses a key.
Result
=======
When you run your program you should get something like this:
.. image:: images/Load_Save_Image_Result_1.png
:alt: Load Save Image Result 1
:height: 400px
:align: center
And if you check in your folder (in my case *images*), you should have a newly .png file named *Gray_Image.png*:
.. image:: images/Load_Save_Image_Result_2.png
:alt: Load Save Image Result 2
:height: 250px
:align: center
Congratulations, you are done with this tutorial!

@ -1,5 +0,0 @@
.. _Windows_Installation:
Installation in Windows
***********************
For now this is just a stub article. It will be updated with valuable content as soon as possible. Make sure to check back for it!

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@ -7,147 +7,103 @@ The following links describe a set of basic OpenCV tutorials. All the source co
As always, we would be happy to hear your comments and receive your contributions on any tutorial. As always, we would be happy to hear your comments and receive your contributions on any tutorial.
* **INSTALLATION** * **INTRO**
* :ref:`Linux_Installation` * :ref:`Linux_Installation`
=========== ====================================================== =============== ======================================================
|Install_1| *Title:* **Installation steps in Linux** |Install_Linux| *Title:* **Installation steps in Linux**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
We will learn how to setup OpenCV in your computer! We will learn how to setup OpenCV in your computer!
=========== ====================================================== =============== ======================================================
.. |Install_1| image:: images/ubuntu_logo.jpeg .. |Install_Linux| image:: Intro/Linux_Installation/images/ubuntu_logo.jpeg
:height: 120px :height: 120px
* :ref:`Windows_Installation` * :ref:`Windows_Installation`
=========== ====================================================== ================= ======================================================
|Install_2| *Title:* **Installation steps in Windows** |Install_Windows| *Title:* **Installation steps in Windows**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
You will learn how to setup OpenCV in your Windows Operating System! You will learn how to setup OpenCV in your Windows Operating System!
=========== ====================================================== ================= ======================================================
.. |Install_2| image:: images/windows_logo.jpg .. |Install_Windows| image:: Intro/Windows_Installation/images/windows_logo.jpg
:height: 120px :height: 120px
* **USAGE AND COMPILATION**
* :ref:`Linux_GCC_Usage` * :ref:`Linux_GCC_Usage`
=========== ====================================================== =================== ======================================================
|Usage_1| *Title:* **Using OpenCV with gcc (and CMake)** |Usage_Linux_GCC| *Title:* **Using OpenCV with gcc (and CMake)**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
We will learn how to compile your first project using gcc and CMake We will learn how to compile your first project using gcc and CMake
=========== ====================================================== =================== ======================================================
.. |Usage_1| image:: images/gccegg-65-2.png .. |Usage_Linux_GCC| image:: Intro/Linux_GCC_Usage/images/gccegg-65-2.png
:height: 120px :height: 120px
* :ref:`Linux_Eclipse_Usage` * :ref:`Linux_Eclipse_Usage`
=========== ====================================================== ======================= ======================================================
|Usage_2| *Title:* **Using OpenCV with Eclipse (CDT plugin)** |Usage_Linux_Eclipse| *Title:* **Using OpenCV with Eclipse (CDT plugin)**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
We will learn how to compile your first project using the Eclipse environment We will learn how to compile your first project using the Eclipse environment
=========== ====================================================== ======================= ======================================================
.. |Usage_2| image:: images/eclipse_cpp_logo.jpeg .. |Usage_Linux_Eclipse| image:: Intro/Linux_Eclipse_Usage/images/eclipse_cpp_logo.jpeg
:height: 120px :height: 120px
* **BEGINNERS SECTION**
* :ref:`Display_Image` * :ref:`Display_Image`
=============== ====================================================== ================= ======================================================
|Beginners_1| *Title:* **Display an Image** |Display_Image| *Title:* **Display an Image**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
We will learn how to display an image using OpenCV We will learn how to display an image using OpenCV
=============== ====================================================== ================= ======================================================
.. |Beginners_1| image:: images/Display_Image_Tutorial_Result.png .. |Display_Image| image:: Intro/Display_Image/images/Display_Image_Tutorial_Result.png
:height: 150px :height: 120px
* :ref:`Load_Save_Image` * :ref:`Load_Save_Image`
=============== ====================================================== ================== ======================================================
|Beginners_2| *Title:* **Load and save an Image** |Load_Save_Image| *Title:* **Load and save an Image**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
We will learn how to save an Image in OpenCV...plus a small conversion to grayscale We will learn how to save an Image in OpenCV...plus a small conversion to grayscale
=============== ====================================================== ================== ======================================================
.. |Beginners_2| image:: images/Load_Save_Image_Result_1.png .. |Load_Save_Image| image:: Intro/Load_Save_Image/images/Load_Save_Image_Result_1.png
:height: 150px :height: 150px
* :ref:`Basic_Linear_Transform` * **CX CORE**
=============== ======================================================
|Beginners_3| *Title:* **Changing the contrast and brightness of an image**
*Compatibility:* > OpenCV 2.0
We will learn how to change our image appearance!
=============== ======================================================
.. |Beginners_3| image:: images/Basic_Linear_Transform_Tutorial_Result_0.png
:height: 200px
* :ref:`Adding_Images`
=============== ======================================================
|Beginners_4| *Title:* **Linear Blending**
*Compatibility:* > OpenCV 2.0
We will learn how to blend two images!
=============== ======================================================
.. |Beginners_4| image:: images/Adding_Images_Tutorial_Result_0.png
:height: 200px
* :ref:`Adding_Trackbars`
=============== ======================================================
|Beginners_5| *Title:* **Creating Trackbars**
*Compatibility:* > OpenCV 2.0
We will learn how to add a Trackbar to our applications
=============== ======================================================
.. |Beginners_5| image:: images/Adding_Trackbars_Tutorial_Cover.png
:height: 200px
* :ref:`Drawing_1` * :ref:`Drawing_1`
=============== ====================================================== =============== ======================================================
|Beginners_6| *Title:* **Basic Drawing** |Drawing_1| *Title:* **Basic Drawing**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
@ -155,13 +111,13 @@ As always, we would be happy to hear your comments and receive your contribution
=============== ====================================================== =============== ======================================================
.. |Beginners_6| image:: images/Drawing_1_Tutorial_Result_0.png .. |Drawing_1| image:: CxCore/Matrix/Drawing_1/images/Drawing_1_Tutorial_Result_0.png
:height: 200px :height: 200px
* :ref:`Drawing_2` * :ref:`Drawing_2`
=============== ====================================================== =============== ======================================================
|Beginners_7| *Title:* **Cool Drawing** |Drawing_2| *Title:* **Cool Drawing**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
@ -169,16 +125,62 @@ As always, we would be happy to hear your comments and receive your contribution
=============== ====================================================== =============== ======================================================
.. |Beginners_7| image:: images/Drawing_2_Tutorial_Result_7.png .. |Drawing_2| image:: CxCore/Matrix/Drawing_2/images/Drawing_2_Tutorial_Result_7.png
:height: 200px :height: 200px
* **IMAGE PROCESSING** * **IMAGE PROCESSING**
* :ref:`Basic_Linear_Transform`
========================== =========================================================
|Basic_Linear_Transform| *Title:* **Changing the contrast and brightness of an image**
*Compatibility:* > OpenCV 2.0
We will learn how to change our image appearance!
========================== =========================================================
.. |Basic_Linear_Transform| image:: ImgProc/Basic_Linear_Transforms/images/Basic_Linear_Transform_Tutorial_Result_0.png
:height: 200px
* :ref:`Adding_Images`
================= ======================================================
|Adding_Images| *Title:* **Linear Blending**
*Compatibility:* > OpenCV 2.0
We will learn how to blend two images!
================= ======================================================
.. |Adding_Images| image:: ImgProc/Adding_Images/images/Adding_Images_Tutorial_Result_0.png
:height: 200px
* :ref:`Adding_Trackbars`
==================== ======================================================
|Adding_Trackbars| *Title:* **Creating Trackbars**
*Compatibility:* > OpenCV 2.0
We will learn how to add a Trackbar to our applications
==================== ======================================================
.. |Adding_Trackbars| image:: HighGUI/Adding_Trackbars/images/Adding_Trackbars_Tutorial_Cover.png
:height: 200px
* :ref:`Smoothing` * :ref:`Smoothing`
===================== ====================================================== ===================== ======================================================
|ImageProcessing_1| *Title:* **Smoothing Images** |Smoothing| *Title:* **Smoothing Images**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
@ -186,14 +188,14 @@ As always, we would be happy to hear your comments and receive your contribution
===================== ====================================================== ===================== ======================================================
.. |ImageProcessing_1| image:: images/Smoothing_Tutorial_Cover.png .. |Smoothing| image:: ImgProc/Smoothing/images/Smoothing_Tutorial_Cover.png
:height: 200px :height: 200px
* :ref:`Morphology_1` * :ref:`Morphology_1`
===================== ====================================================== ===================== ======================================================
|ImageProcessing_2| *Title:* **Erosion and Dilation** |Morphology_1| *Title:* **Erosion and Dilation**
*Compatibility:* > OpenCV 2.0 *Compatibility:* > OpenCV 2.0
@ -201,5 +203,8 @@ As always, we would be happy to hear your comments and receive your contribution
===================== ====================================================== ===================== ======================================================
.. |ImageProcessing_2| image:: images/Morphology_1_Tutorial_Cover.png .. |Morphology_1| image:: ImgProc/Morphology_1/images/Morphology_1_Tutorial_Cover.png
:height: 200px :height: 200px