OpenCV/Method to control of pixel value drawing in Qt Window の変更点

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*OpenCV/Method to control of pixel value drawing in Qt Window [#i2801b9a]
#multilang(ja){{
**概要
OpenCV 2.3.1（Qt有効版）で画像を表示した場合，デフォルトでは一定倍率以上拡大すると&br;
常に画素値が表示されます．本パッチはこの画素値表示機能の動的な切り替えを可能とします．
&br;&br;&br;&ref(http://atinfinity.info/img/opencv/control_of_pixel_value_drawing.png);&br;&br;&br;

**ダウンロード
|Version|Filename|Size|Date|Type|Download|
|BGCOLOR(white):1.0|BGCOLOR(white):opencv_qt_window_extension_v1.zip|BGCOLOR(white):37.3 KB|BGCOLOR(white):20111008|BGCOLOR(white):zip|BGCOLOR(white):[[http://www.atinfinity.info/img/download.gif:http://www.atinfinity.info/opencv/extension/opencv_qt_window_extension_v1.zip]]|

**変更履歴 [#r0623499]
|Version|Date|変更内容|
|BGCOLOR(white):1.0|BGCOLOR(white):20111008|BGCOLOR(white):新規作成|

**使い方 [#y37f5a4f]
+上記リンクからopencv_qt_window_extension_v1.zipをダウンロードして展開します．
+展開したhighguiディレクトリを下記ディレクトリに上書きして下さい．
 OpenCV-2.3.1\modules\highgui
+CMakeで''WITH_QT''を有効にしてビルドしてください．

**追加されるウィンドウプロパティと値[#ue3d7222]
cv::setWindowProperty関数, cv::getWindowProperty関数で用いることができる&br;
ウィンドウプロパティ，値として下記のものが追加されます．

***ウィンドウプロパティ [#z2cb2b02]
|prop_id|BGCOLOR(white):CV_WND_PROP_DRAW_PIXEL_VAL|

***値 [#c8fa6050]
|prop_value|BGCOLOR(white):CV_WINDOW_ENABLE_DRAW_PIXEL_VAL|
||BGCOLOR(white):CV_WINDOW_DISABLE_DRAW_PIXEL_VAL|


**サンプルプログラム [#ked487d1]
#code(c,nooutline,nonumber,http://www.atinfinity.info/opencv/sample/control_of_pixel_value_drawing.cpp)

**Contact [#aa312bf4]
間違い・御指摘等ありましたら，&br;&br;
&ref(http://atinfinity.info/img/mail.png);
&br;&br;までメールにてご連絡ください．
}}
#multilang(en){{
**Abstract
On the OpenCV 2.3.1(WITH_QT), if user zoom than above a certain value, the pixel value is always displayed.&br;This page describes the method to switch enable/disable drawing pixel value on OpenCV 2.3.1.
On the OpenCV 2.3.1(WITH_QT), if you zoom in than certain value, the pixel value is always displayed.&br;This page describes the method to switch enable/disable drawing pixel value on OpenCV 2.3.1.
&br;&br;&br;&ref(http://atinfinity.info/img/opencv/control_of_pixel_value_drawing.png);&br;&br;&br;

**Download
|Version|Filename|Size|Date|Type|Download|
|BGCOLOR(white):1.0|BGCOLOR(white):opencv_qt_window_extension_v1.zip|BGCOLOR(white):37.3 KB|BGCOLOR(white):20111008|BGCOLOR(white):zip|BGCOLOR(white):[[http://www.atinfinity.info/img/download.gif:http://www.atinfinity.info/opencv/extension/opencv_qt_window_extension_v1.zip]]|

**ChangeLog
|Version|Date|Changes|
|BGCOLOR(white):1.0|BGCOLOR(white):20111008|BGCOLOR(white):First Release|

**Usage
+Please download opencv_qt_window_extension_v1.zip. And, extract this file.
+Please overwrite extracted highgui directory to the following directory
 OpenCV-2.3.1\modules\highgui
+Please enable "WITH_QT" on CMake, and build OpenCV.

**Added window property and values
If you apply this patch, you can use the following window property and values &br;as arguments of cv::setWindowProperty and cv::getWindowProperty.

***Window property
|prop_id|BGCOLOR(white):CV_WND_PROP_DRAW_PIXEL_VAL|

***Values
|prop_value|BGCOLOR(white):CV_WINDOW_ENABLE_DRAW_PIXEL_VAL|
||BGCOLOR(white):CV_WINDOW_DISABLE_DRAW_PIXEL_VAL|


**Sample program
#code(c,nooutline,nonumber,http://www.atinfinity.info/opencv/sample/control_of_pixel_value_drawing.cpp)

**Contact
If you have question，please send e-mail to the following address.&br;&br;
&ref(http://atinfinity.info/img/mail.png);
}}