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      1 /*M///////////////////////////////////////////////////////////////////////////////////////
      2 //
      3 //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
      4 //
      5 //  By downloading, copying, installing or using the software you agree to this license.
      6 //  If you do not agree to this license, do not download, install,
      7 //  copy or use the software.
      8 //
      9 //
     10 //                        Intel License Agreement
     11 //                For Open Source Computer Vision Library
     12 //
     13 // Copyright (C) 2000, Intel Corporation, all rights reserved.
     14 // Third party copyrights are property of their respective owners.
     15 //
     16 // Redistribution and use in source and binary forms, with or without modification,
     17 // are permitted provided that the following conditions are met:
     18 //
     19 //   * Redistribution's of source code must retain the above copyright notice,
     20 //     this list of conditions and the following disclaimer.
     21 //
     22 //   * Redistribution's in binary form must reproduce the above copyright notice,
     23 //     this list of conditions and the following disclaimer in the documentation
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     25 //
     26 //   * The name of Intel Corporation may not be used to endorse or promote products
     27 //     derived from this software without specific prior written permission.
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     30 // any express or implied warranties, including, but not limited to, the implied
     31 // warranties of merchantability and fitness for a particular purpose are disclaimed.
     32 // In no event shall the Intel Corporation or contributors be liable for any direct,
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     34 // (including, but not limited to, procurement of substitute goods or services;
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     36 // and on any theory of liability, whether in contract, strict liability,
     37 // or tort (including negligence or otherwise) arising in any way out of
     38 // the use of this software, even if advised of the possibility of such damage.
     39 //
     40 //M*/
     41 
     42 #include "precomp.hpp"
     43 #include <map>
     44 #include "opencv2/core/opengl.hpp"
     45 
     46 // in later times, use this file as a dispatcher to implementations like cvcap.cpp
     47 
     48 CV_IMPL void cvSetWindowProperty(const char* name, int prop_id, double prop_value)
     49 {
     50     switch(prop_id)
     51     {
     52     //change between fullscreen or not.
     53     case CV_WND_PROP_FULLSCREEN:
     54 
     55         if (!name || (prop_value!=CV_WINDOW_NORMAL && prop_value!=CV_WINDOW_FULLSCREEN))//bad argument
     56             break;
     57 
     58         #if defined (HAVE_QT)
     59             cvSetModeWindow_QT(name,prop_value);
     60         #elif defined(HAVE_WIN32UI)
     61             cvSetModeWindow_W32(name,prop_value);
     62         #elif defined (HAVE_GTK)
     63             cvSetModeWindow_GTK(name,prop_value);
     64         #elif defined (HAVE_CARBON)
     65             cvSetModeWindow_CARBON(name,prop_value);
     66         #elif defined (HAVE_COCOA)
     67             cvSetModeWindow_COCOA(name,prop_value);
     68         #endif
     69     break;
     70 
     71     case CV_WND_PROP_AUTOSIZE:
     72         #if defined (HAVE_QT)
     73             cvSetPropWindow_QT(name,prop_value);
     74         #endif
     75     break;
     76 
     77     case CV_WND_PROP_ASPECTRATIO:
     78         #if defined (HAVE_QT)
     79             cvSetRatioWindow_QT(name,prop_value);
     80         #endif
     81     break;
     82 
     83     default:;
     84     }
     85 }
     86 
     87 /* return -1 if error */
     88 CV_IMPL double cvGetWindowProperty(const char* name, int prop_id)
     89 {
     90     if (!name)
     91         return -1;
     92 
     93     switch(prop_id)
     94     {
     95     case CV_WND_PROP_FULLSCREEN:
     96 
     97         #if defined (HAVE_QT)
     98             return cvGetModeWindow_QT(name);
     99         #elif defined(HAVE_WIN32UI)
    100             return cvGetModeWindow_W32(name);
    101         #elif defined (HAVE_GTK)
    102             return cvGetModeWindow_GTK(name);
    103         #elif defined (HAVE_CARBON)
    104             return cvGetModeWindow_CARBON(name);
    105         #elif defined (HAVE_COCOA)
    106             return cvGetModeWindow_COCOA(name);
    107         #else
    108             return -1;
    109         #endif
    110     break;
    111 
    112     case CV_WND_PROP_AUTOSIZE:
    113 
    114         #if defined (HAVE_QT)
    115             return cvGetPropWindow_QT(name);
    116         #elif defined(HAVE_WIN32UI)
    117             return cvGetPropWindowAutoSize_W32(name);
    118         #elif defined (HAVE_GTK)
    119             return cvGetPropWindowAutoSize_GTK(name);
    120         #else
    121             return -1;
    122         #endif
    123     break;
    124 
    125     case CV_WND_PROP_ASPECTRATIO:
    126 
    127         #if defined (HAVE_QT)
    128             return cvGetRatioWindow_QT(name);
    129         #elif defined(HAVE_WIN32UI)
    130             return cvGetRatioWindow_W32(name);
    131         #elif defined (HAVE_GTK)
    132             return cvGetRatioWindow_GTK(name);
    133         #else
    134             return -1;
    135         #endif
    136     break;
    137 
    138     case CV_WND_PROP_OPENGL:
    139 
    140         #if defined (HAVE_QT)
    141             return cvGetOpenGlProp_QT(name);
    142         #elif defined(HAVE_WIN32UI)
    143             return cvGetOpenGlProp_W32(name);
    144         #elif defined (HAVE_GTK)
    145             return cvGetOpenGlProp_GTK(name);
    146         #else
    147             return -1;
    148         #endif
    149     break;
    150 
    151     default:
    152         return -1;
    153     }
    154 }
    155 
    156 void cv::namedWindow( const String& winname, int flags )
    157 {
    158     cvNamedWindow( winname.c_str(), flags );
    159 }
    160 
    161 void cv::destroyWindow( const String& winname )
    162 {
    163     cvDestroyWindow( winname.c_str() );
    164 }
    165 
    166 void cv::destroyAllWindows()
    167 {
    168     cvDestroyAllWindows();
    169 }
    170 
    171 void cv::resizeWindow( const String& winname, int width, int height )
    172 {
    173     cvResizeWindow( winname.c_str(), width, height );
    174 }
    175 
    176 void cv::moveWindow( const String& winname, int x, int y )
    177 {
    178     cvMoveWindow( winname.c_str(), x, y );
    179 }
    180 
    181 void cv::setWindowProperty(const String& winname, int prop_id, double prop_value)
    182 {
    183     cvSetWindowProperty( winname.c_str(), prop_id, prop_value);
    184 }
    185 
    186 double cv::getWindowProperty(const String& winname, int prop_id)
    187 {
    188     return cvGetWindowProperty(winname.c_str(), prop_id);
    189 }
    190 
    191 int cv::waitKey(int delay)
    192 {
    193     return cvWaitKey(delay);
    194 }
    195 
    196 int cv::createTrackbar(const String& trackbarName, const String& winName,
    197                    int* value, int count, TrackbarCallback callback,
    198                    void* userdata)
    199 {
    200     return cvCreateTrackbar2(trackbarName.c_str(), winName.c_str(),
    201                              value, count, callback, userdata);
    202 }
    203 
    204 void cv::setTrackbarPos( const String& trackbarName, const String& winName, int value )
    205 {
    206     cvSetTrackbarPos(trackbarName.c_str(), winName.c_str(), value );
    207 }
    208 
    209 void cv::setTrackbarMax(const String& trackbarName, const String& winName, int maxval)
    210 {
    211     cvSetTrackbarMax(trackbarName.c_str(), winName.c_str(), maxval);
    212 }
    213 
    214 int cv::getTrackbarPos( const String& trackbarName, const String& winName )
    215 {
    216     return cvGetTrackbarPos(trackbarName.c_str(), winName.c_str());
    217 }
    218 
    219 void cv::setMouseCallback( const String& windowName, MouseCallback onMouse, void* param)
    220 {
    221     cvSetMouseCallback(windowName.c_str(), onMouse, param);
    222 }
    223 
    224 int cv::getMouseWheelDelta( int flags )
    225 {
    226     return CV_GET_WHEEL_DELTA(flags);
    227 }
    228 
    229 int cv::startWindowThread()
    230 {
    231     return cvStartWindowThread();
    232 }
    233 
    234 // OpenGL support
    235 
    236 void cv::setOpenGlDrawCallback(const String& name, OpenGlDrawCallback callback, void* userdata)
    237 {
    238     cvSetOpenGlDrawCallback(name.c_str(), callback, userdata);
    239 }
    240 
    241 void cv::setOpenGlContext(const String& windowName)
    242 {
    243     cvSetOpenGlContext(windowName.c_str());
    244 }
    245 
    246 void cv::updateWindow(const String& windowName)
    247 {
    248     cvUpdateWindow(windowName.c_str());
    249 }
    250 
    251 #ifdef HAVE_OPENGL
    252 namespace
    253 {
    254     std::map<cv::String, cv::ogl::Texture2D> wndTexs;
    255     std::map<cv::String, cv::ogl::Texture2D> ownWndTexs;
    256     std::map<cv::String, cv::ogl::Buffer> ownWndBufs;
    257 
    258     void glDrawTextureCallback(void* userdata)
    259     {
    260         cv::ogl::Texture2D* texObj = static_cast<cv::ogl::Texture2D*>(userdata);
    261 
    262         cv::ogl::render(*texObj);
    263     }
    264 }
    265 #endif // HAVE_OPENGL
    266 
    267 void cv::imshow( const String& winname, InputArray _img )
    268 {
    269     const Size size = _img.size();
    270 #ifndef HAVE_OPENGL
    271     CV_Assert(size.width>0 && size.height>0);
    272     {
    273         Mat img = _img.getMat();
    274         CvMat c_img = img;
    275         cvShowImage(winname.c_str(), &c_img);
    276     }
    277 #else
    278     const double useGl = getWindowProperty(winname, WND_PROP_OPENGL);
    279     CV_Assert(size.width>0 && size.height>0);
    280 
    281     if (useGl <= 0)
    282     {
    283         Mat img = _img.getMat();
    284         CvMat c_img = img;
    285         cvShowImage(winname.c_str(), &c_img);
    286     }
    287     else
    288     {
    289         const double autoSize = getWindowProperty(winname, WND_PROP_AUTOSIZE);
    290 
    291         if (autoSize > 0)
    292         {
    293             resizeWindow(winname, size.width, size.height);
    294         }
    295 
    296         setOpenGlContext(winname);
    297 
    298         cv::ogl::Texture2D& tex = ownWndTexs[winname];
    299 
    300         if (_img.kind() == _InputArray::CUDA_GPU_MAT)
    301         {
    302             cv::ogl::Buffer& buf = ownWndBufs[winname];
    303             buf.copyFrom(_img);
    304             buf.setAutoRelease(false);
    305 
    306             tex.copyFrom(buf);
    307             tex.setAutoRelease(false);
    308         }
    309         else
    310         {
    311             tex.copyFrom(_img);
    312         }
    313 
    314         tex.setAutoRelease(false);
    315 
    316         setOpenGlDrawCallback(winname, glDrawTextureCallback, &tex);
    317 
    318         updateWindow(winname);
    319     }
    320 #endif
    321 }
    322 
    323 void cv::imshow(const String& winname, const ogl::Texture2D& _tex)
    324 {
    325 #ifndef HAVE_OPENGL
    326     (void) winname;
    327     (void) _tex;
    328     CV_Error(cv::Error::OpenGlNotSupported, "The library is compiled without OpenGL support");
    329 #else
    330     const double useGl = getWindowProperty(winname, WND_PROP_OPENGL);
    331 
    332     if (useGl <= 0)
    333     {
    334         CV_Error(cv::Error::OpenGlNotSupported, "The window was created without OpenGL context");
    335     }
    336     else
    337     {
    338         const double autoSize = getWindowProperty(winname, WND_PROP_AUTOSIZE);
    339 
    340         if (autoSize > 0)
    341         {
    342             Size size = _tex.size();
    343             resizeWindow(winname, size.width, size.height);
    344         }
    345 
    346         setOpenGlContext(winname);
    347 
    348         cv::ogl::Texture2D& tex = wndTexs[winname];
    349 
    350         tex = _tex;
    351 
    352         tex.setAutoRelease(false);
    353 
    354         setOpenGlDrawCallback(winname, glDrawTextureCallback, &tex);
    355 
    356         updateWindow(winname);
    357     }
    358 #endif
    359 }
    360 
    361 // Without OpenGL
    362 
    363 #ifndef HAVE_OPENGL
    364 
    365 CV_IMPL void cvSetOpenGlDrawCallback(const char*, CvOpenGlDrawCallback, void*)
    366 {
    367     CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");
    368 }
    369 
    370 CV_IMPL void cvSetOpenGlContext(const char*)
    371 {
    372     CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");
    373 }
    374 
    375 CV_IMPL void cvUpdateWindow(const char*)
    376 {
    377     CV_Error(CV_OpenGlNotSupported, "The library is compiled without OpenGL support");
    378 }
    379 
    380 #endif // !HAVE_OPENGL
    381 
    382 #if defined (HAVE_QT)
    383 
    384 cv::QtFont cv::fontQt(const String& nameFont, int pointSize, Scalar color, int weight,  int style, int /*spacing*/)
    385 {
    386     CvFont f = cvFontQt(nameFont.c_str(), pointSize,color,weight, style);
    387     void* pf = &f; // to suppress strict-aliasing
    388     return *(cv::QtFont*)pf;
    389 }
    390 
    391 void cv::addText( const Mat& img, const String& text, Point org, const QtFont& font)
    392 {
    393     CvMat _img = img;
    394     cvAddText( &_img, text.c_str(), org, (CvFont*)&font);
    395 }
    396 
    397 void cv::displayStatusBar(const String& name,  const String& text, int delayms)
    398 {
    399     cvDisplayStatusBar(name.c_str(),text.c_str(), delayms);
    400 }
    401 
    402 void cv::displayOverlay(const String& name,  const String& text, int delayms)
    403 {
    404     cvDisplayOverlay(name.c_str(),text.c_str(), delayms);
    405 }
    406 
    407 int cv::startLoop(int (*pt2Func)(int argc, char *argv[]), int argc, char* argv[])
    408 {
    409     return cvStartLoop(pt2Func, argc, argv);
    410 }
    411 
    412 void cv::stopLoop()
    413 {
    414     cvStopLoop();
    415 }
    416 
    417 void cv::saveWindowParameters(const String& windowName)
    418 {
    419     cvSaveWindowParameters(windowName.c_str());
    420 }
    421 
    422 void cv::loadWindowParameters(const String& windowName)
    423 {
    424     cvLoadWindowParameters(windowName.c_str());
    425 }
    426 
    427 int cv::createButton(const String& button_name, ButtonCallback on_change, void* userdata, int button_type , bool initial_button_state  )
    428 {
    429     return cvCreateButton(button_name.c_str(), on_change, userdata, button_type , initial_button_state );
    430 }
    431 
    432 #else
    433 
    434 cv::QtFont cv::fontQt(const String&, int, Scalar, int,  int, int)
    435 {
    436     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    437     return QtFont();
    438 }
    439 
    440 void cv::addText( const Mat&, const String&, Point, const QtFont&)
    441 {
    442     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    443 }
    444 
    445 void cv::displayStatusBar(const String&,  const String&, int)
    446 {
    447     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    448 }
    449 
    450 void cv::displayOverlay(const String&,  const String&, int )
    451 {
    452     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    453 }
    454 
    455 int cv::startLoop(int (*)(int argc, char *argv[]), int , char**)
    456 {
    457     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    458     return 0;
    459 }
    460 
    461 void cv::stopLoop()
    462 {
    463     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    464 }
    465 
    466 void cv::saveWindowParameters(const String&)
    467 {
    468     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    469 }
    470 
    471 void cv::loadWindowParameters(const String&)
    472 {
    473     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    474 }
    475 
    476 int cv::createButton(const String&, ButtonCallback, void*, int , bool )
    477 {
    478     CV_Error(CV_StsNotImplemented, "The library is compiled without QT support");
    479     return 0;
    480 }
    481 
    482 #endif
    483 
    484 #if   defined(HAVE_WIN32UI)   // see window_w32.cpp
    485 #elif defined (HAVE_GTK)      // see window_gtk.cpp
    486 #elif defined (HAVE_COCOA)    // see window_carbon.cpp
    487 #elif defined (HAVE_CARBON)
    488 #elif defined (HAVE_QT)       //YV see window_QT.cpp
    489 
    490 #else
    491 
    492 // No windowing system present at compile time ;-(
    493 //
    494 // We will build place holders that don't break the API but give an error
    495 // at runtime. This way people can choose to replace an installed HighGUI
    496 // version with a more capable one without a need to recompile dependent
    497 // applications or libraries.
    498 
    499 void cv::setWindowTitle(const String&, const String&)
    500 {
    501     CV_Error(Error::StsNotImplemented, "The function is not implemented. "
    502         "Rebuild the library with Windows, GTK+ 2.x or Carbon support. "
    503         "If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script");
    504 }
    505 
    506 #define CV_NO_GUI_ERROR(funcname) \
    507     cvError( CV_StsError, funcname, \
    508     "The function is not implemented. " \
    509     "Rebuild the library with Windows, GTK+ 2.x or Carbon support. "\
    510     "If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script", \
    511     __FILE__, __LINE__ )
    512 
    513 
    514 CV_IMPL int cvNamedWindow( const char*, int )
    515 {
    516     CV_NO_GUI_ERROR("cvNamedWindow");
    517     return -1;
    518 }
    519 
    520 CV_IMPL void cvDestroyWindow( const char* )
    521 {
    522     CV_NO_GUI_ERROR( "cvDestroyWindow" );
    523 }
    524 
    525 CV_IMPL void
    526 cvDestroyAllWindows( void )
    527 {
    528     CV_NO_GUI_ERROR( "cvDestroyAllWindows" );
    529 }
    530 
    531 CV_IMPL void
    532 cvShowImage( const char*, const CvArr* )
    533 {
    534     CV_NO_GUI_ERROR( "cvShowImage" );
    535 }
    536 
    537 CV_IMPL void cvResizeWindow( const char*, int, int )
    538 {
    539     CV_NO_GUI_ERROR( "cvResizeWindow" );
    540 }
    541 
    542 CV_IMPL void cvMoveWindow( const char*, int, int )
    543 {
    544     CV_NO_GUI_ERROR( "cvMoveWindow" );
    545 }
    546 
    547 CV_IMPL int
    548 cvCreateTrackbar( const char*, const char*,
    549                   int*, int, CvTrackbarCallback )
    550 {
    551     CV_NO_GUI_ERROR( "cvCreateTrackbar" );
    552     return -1;
    553 }
    554 
    555 CV_IMPL int
    556 cvCreateTrackbar2( const char* /*trackbar_name*/, const char* /*window_name*/,
    557                    int* /*val*/, int /*count*/, CvTrackbarCallback2 /*on_notify2*/,
    558                    void* /*userdata*/ )
    559 {
    560     CV_NO_GUI_ERROR( "cvCreateTrackbar2" );
    561     return -1;
    562 }
    563 
    564 CV_IMPL void
    565 cvSetMouseCallback( const char*, CvMouseCallback, void* )
    566 {
    567     CV_NO_GUI_ERROR( "cvSetMouseCallback" );
    568 }
    569 
    570 CV_IMPL int cvGetTrackbarPos( const char*, const char* )
    571 {
    572     CV_NO_GUI_ERROR( "cvGetTrackbarPos" );
    573     return -1;
    574 }
    575 
    576 CV_IMPL void cvSetTrackbarPos( const char*, const char*, int )
    577 {
    578     CV_NO_GUI_ERROR( "cvSetTrackbarPos" );
    579 }
    580 
    581 CV_IMPL void cvSetTrackbarMax(const char*, const char*, int)
    582 {
    583     CV_NO_GUI_ERROR( "cvSetTrackbarMax" );
    584 }
    585 
    586 CV_IMPL void* cvGetWindowHandle( const char* )
    587 {
    588     CV_NO_GUI_ERROR( "cvGetWindowHandle" );
    589     return 0;
    590 }
    591 
    592 CV_IMPL const char* cvGetWindowName( void* )
    593 {
    594     CV_NO_GUI_ERROR( "cvGetWindowName" );
    595     return 0;
    596 }
    597 
    598 CV_IMPL int cvWaitKey( int )
    599 {
    600     CV_NO_GUI_ERROR( "cvWaitKey" );
    601     return -1;
    602 }
    603 
    604 CV_IMPL int cvInitSystem( int , char** )
    605 {
    606 
    607     CV_NO_GUI_ERROR( "cvInitSystem" );
    608     return -1;
    609 }
    610 
    611 CV_IMPL int cvStartWindowThread()
    612 {
    613 
    614     CV_NO_GUI_ERROR( "cvStartWindowThread" );
    615     return -1;
    616 }
    617 
    618 //-------- Qt ---------
    619 CV_IMPL void cvAddText( const CvArr*, const char*, CvPoint , CvFont* )
    620 {
    621     CV_NO_GUI_ERROR("cvAddText");
    622 }
    623 
    624 CV_IMPL void cvDisplayStatusBar(const char* , const char* , int )
    625 {
    626     CV_NO_GUI_ERROR("cvDisplayStatusBar");
    627 }
    628 
    629 CV_IMPL void cvDisplayOverlay(const char* , const char* , int )
    630 {
    631     CV_NO_GUI_ERROR("cvNamedWindow");
    632 }
    633 
    634 CV_IMPL int cvStartLoop(int (*)(int argc, char *argv[]), int , char* argv[])
    635 {
    636     (void)argv;
    637     CV_NO_GUI_ERROR("cvStartLoop");
    638     return -1;
    639 }
    640 
    641 CV_IMPL void cvStopLoop()
    642 {
    643     CV_NO_GUI_ERROR("cvStopLoop");
    644 }
    645 
    646 CV_IMPL void cvSaveWindowParameters(const char* )
    647 {
    648     CV_NO_GUI_ERROR("cvSaveWindowParameters");
    649 }
    650 
    651 // CV_IMPL void cvLoadWindowParameterss(const char* name)
    652 // {
    653 //     CV_NO_GUI_ERROR("cvLoadWindowParameters");
    654 // }
    655 
    656 CV_IMPL int cvCreateButton(const char*, void (*)(int, void*), void*, int, int)
    657 {
    658     CV_NO_GUI_ERROR("cvCreateButton");
    659     return -1;
    660 }
    661 
    662 
    663 #endif
    664 
    665 /* End of file. */
    666