cameracv/libs/opencv/modules/highgui/test/test_gui.cpp
2023-05-18 21:39:43 +03:00

205 lines
7.3 KiB
C++

/*M///////////////////////////////////////////////////////////////////////////////////////
//
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//
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// If you do not agree to this license, do not download, install,
// copy or use the software.
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// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
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#include "test_precomp.hpp"
namespace opencv_test { namespace {
inline void verify_size(const std::string &nm, const cv::Mat &img)
{
EXPECT_NO_THROW(imshow(nm, img));
EXPECT_EQ(-1, waitKey(200));
Rect rc;
EXPECT_NO_THROW(rc = getWindowImageRect(nm));
EXPECT_EQ(rc.size(), img.size());
}
#if (!defined(ENABLE_PLUGINS) \
&& !defined HAVE_GTK \
&& !defined HAVE_QT \
&& !defined HAVE_WIN32UI \
&& !defined HAVE_COCOA \
)
TEST(Highgui_GUI, DISABLED_regression)
#else
TEST(Highgui_GUI, regression)
#endif
{
const std::string window_name("opencv_highgui_test_window");
const cv::Size image_size(800, 600);
EXPECT_NO_THROW(destroyAllWindows());
ASSERT_NO_THROW(namedWindow(window_name));
const vector<int> channels = {1, 3, 4};
const vector<int> depths = {CV_8U, CV_8S, CV_16U, CV_16S, CV_32F, CV_64F};
for(int cn : channels)
{
SCOPED_TRACE(cn);
for(int depth : depths)
{
SCOPED_TRACE(depth);
double min_val = 0.;
double max_val = 256.;
switch(depth)
{
case CV_8S:
min_val = static_cast<double>(-0x7F);
max_val = static_cast<double>(0x7F + 1);
break;
case CV_16S:
min_val = static_cast<double>(-0x7FFF);
max_val = static_cast<double>(0x7FFF + 1);
break;
case CV_16U:
max_val = static_cast<double>(0xFFFF + 1);
break;
case CV_32F:
case CV_64F:
max_val = 1.0;
break;
}
Mat m = cvtest::randomMat(TS::ptr()->get_rng(), image_size, CV_MAKE_TYPE(depth, cn), min_val, max_val, false);
verify_size(window_name, m);
Mat bgr(image_size, CV_MAKE_TYPE(depth, cn));
int b_g = image_size.width / 3, g_r = b_g * 2;
if (cn > 1)
{
bgr.colRange(0, b_g).setTo(cv::Scalar(max_val, min_val, min_val));
bgr.colRange(b_g, g_r).setTo(cv::Scalar(min_val, max_val, min_val));
bgr.colRange(g_r, image_size.width).setTo(cv::Scalar(min_val, min_val, max_val));
}
else
{
bgr.colRange(0, b_g).setTo(cv::Scalar::all(min_val));
bgr.colRange(b_g, g_r).setTo(cv::Scalar::all((min_val + max_val) / 2));
bgr.colRange(g_r, image_size.width).setTo(cv::Scalar::all(max_val));
}
verify_size(window_name, bgr);
}
}
EXPECT_NO_THROW(destroyAllWindows());
}
//==================================================================================================
static void Foo(int, void* counter)
{
if (counter)
{
int *counter_int = static_cast<int*>(counter);
(*counter_int)++;
}
}
#if (!defined(ENABLE_PLUGINS) \
&& !defined HAVE_GTK \
&& !defined HAVE_QT \
&& !defined HAVE_WIN32UI \
) \
|| defined(__APPLE__) // test fails on Mac (cocoa)
TEST(Highgui_GUI, DISABLED_trackbar_unsafe)
#else
TEST(Highgui_GUI, trackbar_unsafe)
#endif
{
int value = 50;
int callback_count = 0;
const std::string window_name("trackbar_test_window");
const std::string trackbar_name("trackbar");
EXPECT_NO_THROW(destroyAllWindows());
ASSERT_NO_THROW(namedWindow(window_name));
EXPECT_EQ((int)1, createTrackbar(trackbar_name, window_name, &value, 100, Foo, &callback_count));
EXPECT_EQ(value, getTrackbarPos(trackbar_name, window_name));
EXPECT_GE(callback_count, 0);
EXPECT_LE(callback_count, 1);
int callback_count_base = callback_count;
EXPECT_NO_THROW(setTrackbarPos(trackbar_name, window_name, 90));
EXPECT_EQ(callback_count_base + 1, callback_count);
EXPECT_EQ(90, value);
EXPECT_EQ(90, getTrackbarPos(trackbar_name, window_name));
EXPECT_NO_THROW(destroyAllWindows());
}
static
void testTrackbarCallback(int pos, void* param)
{
CV_Assert(param);
int* status = (int*)param;
status[0] = pos;
status[1]++;
}
#if (!defined(ENABLE_PLUGINS) \
&& !defined HAVE_GTK \
&& !defined HAVE_QT \
&& !defined HAVE_WIN32UI \
) \
|| defined(__APPLE__) // test fails on Mac (cocoa)
TEST(Highgui_GUI, DISABLED_trackbar)
#else
TEST(Highgui_GUI, trackbar)
#endif
{
int status[2] = {-1, 0}; // pos, counter
const std::string window_name("trackbar_test_window");
const std::string trackbar_name("trackbar");
EXPECT_NO_THROW(destroyAllWindows());
ASSERT_NO_THROW(namedWindow(window_name));
EXPECT_EQ((int)1, createTrackbar(trackbar_name, window_name, NULL, 100, testTrackbarCallback, status));
EXPECT_EQ(0, getTrackbarPos(trackbar_name, window_name));
int callback_count = status[1];
EXPECT_GE(callback_count, 0);
EXPECT_LE(callback_count, 1);
int callback_count_base = callback_count;
EXPECT_NO_THROW(setTrackbarPos(trackbar_name, window_name, 90));
callback_count = status[1];
EXPECT_EQ(callback_count_base + 1, callback_count);
int value = status[0];
EXPECT_EQ(90, value);
EXPECT_EQ(90, getTrackbarPos(trackbar_name, window_name));
EXPECT_NO_THROW(destroyAllWindows());
}
}} // namespace