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added jpeg with optimized coding support.

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This commit is contained in:
Nicolas Gryman
2014-02-18 23:45:48 -05:00
committed by ngryman
parent 04c857a4e8
commit da34f1d58c
4 changed files with 34 additions and 0 deletions
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24
modules/highgui/test/test_grfmt.cpp
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@@ -410,6 +410,30 @@ TEST(Highgui_Jpeg, encode_decode_progressive_jpeg)
remove(output_progressive.c_str());
}
TEST(Highgui_Jpeg, encode_decode_optimize_jpeg)
{
cvtest::TS& ts = *cvtest::TS::ptr();
string input = string(ts.get_data_path()) + "../cv/shared/lena.png";
cv::Mat img = cv::imread(input);
ASSERT_FALSE(img.empty());
std::vector<int> params;
params.push_back(IMWRITE_JPEG_OPTIMIZE);
params.push_back(1);
string output_optimized = cv::tempfile(".jpg");
EXPECT_NO_THROW(cv::imwrite(output_optimized, img, params));
cv::Mat img_jpg_optimized = cv::imread(output_optimized);
string output_normal = cv::tempfile(".jpg");
EXPECT_NO_THROW(cv::imwrite(output_normal, img));
cv::Mat img_jpg_normal = cv::imread(output_normal);
EXPECT_EQ(0, cv::norm(img_jpg_optimized, img_jpg_normal, NORM_INF));
remove(output_optimized.c_str());
}
#endif