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added extra debug parameters in resize test

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This commit is contained in:
Ilya Lavrenov 2012-09-17 17:08:06 +04:00
parent 58fb8692c3
commit a65cb5d2de
2 changed files with 37 additions and 7 deletions
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27
modules/imgproc/test/test_imgwarp.cpp
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@ -1491,16 +1491,39 @@ TEST(Imgproc_resize_area, regression)
};
cv::Mat src(16, 16, CV_16UC1, input_data);
cv::Mat actual;
cv::Mat expected(5,5,CV_16UC1, expected_data);
cv::Mat actual(expected.size(), expected.type());
cv::resize(src, actual, cv::Size(), 0.3, 0.3, INTER_AREA);
cv::resize(src, actual, actual.size(), 0.0, 0.0, INTER_AREA);
ASSERT_EQ(actual.type(), expected.type());
ASSERT_EQ(actual.size(), expected.size());
Mat diff;
absdiff(actual, expected, diff);
Mat one_channel_diff = diff.reshape(1);
int elem_diff = 1.0f;
Size dsize = actual.size();
for (int dy = 0; dy < dsize.height; ++dy)
{
ushort* eD = expected.ptr<ushort>(dy);
ushort* aD = actual.ptr<ushort>(dy);
for (int dx = 0; dx < dsize.width; ++dx)
if (fabs(static_cast<float>(aD[dx] - eD[dx])) > elem_diff)
{
cvtest::TS::ptr()->printf(cvtest::TS::SUMMARY, "Inf norm: %f\n", static_cast<float>(norm(actual, expected, NORM_INF)));
cvtest::TS::ptr()->printf(cvtest::TS::SUMMARY, "Error in : (%d, %d)\n", dx, dy);
const int radius = 3;
int rmin = MAX(dy - radius, 0), rmax = MIN(dy + radius, dsize.height);
int cmin = MAX(dx - radius, 0), cmax = MIN(dx + radius, dsize.width);
std::cout << "actual result:\n" << actual(Range(rmin, rmax), Range(cmin, cmax)) << std::endl;
std::cout << "expected result:\n" << expected(Range(rmin, rmax), Range(cmin, cmax)) << std::endl;
}
}
ASSERT_EQ(norm(one_channel_diff, cv::NORM_INF),0);
}

17
modules/imgproc/test/test_imgwarp_strict.cpp
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@ -261,11 +261,18 @@ void CV_ImageWarpBaseTest::validate_results() const
PRINT_TO_LOG("Dsize: (%d, %d)\n", dsize.width / cn, dsize.height);
PRINT_TO_LOG("Ssize: (%d, %d)\n", src.cols, src.rows);
float scale_x = static_cast<float>(ssize.width) / dsize.width,
scale_y = static_cast<float>(ssize.height) / dsize.height;
PRINT_TO_LOG("Interpolation: %s\n", interpolation_to_string(interpolation == INTER_AREA &&
fabs(scale_x - cvRound(scale_x)) < FLT_EPSILON &&
fabs(scale_y - cvRound(scale_y)) < FLT_EPSILON ? INTER_LANCZOS4 + 1 : interpolation));
double scale_x = static_cast<double>(ssize.width) / dsize.width;
double scale_y = static_cast<double>(ssize.height) / dsize.height;
bool area_fast = interpolation == INTER_AREA &&
fabs(scale_x - cvRound(scale_x)) < FLT_EPSILON &&
fabs(scale_y - cvRound(scale_y)) < FLT_EPSILON;
if (area_fast)
{
scale_y = cvRound(scale_y);
scale_x = cvRound(scale_x);
}
PRINT_TO_LOG("Interpolation: %s\n", interpolation_to_string(area_fast ? INTER_LANCZOS4 + 1 : interpolation));
PRINT_TO_LOG("Scale (x, y): (%lf, %lf)\n", scale_x, scale_y);
PRINT_TO_LOG("Elemsize: %d\n", src.elemSize1());
PRINT_TO_LOG("Channels: %d\n", cn);