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G-API: fix Fluid reshape with unused nodes (Merge pull request #15115)

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* G-API: fix fluid reshape with unused nodes

* Update test names

* Add FIXME for future improvement
This commit is contained in:
Andrey Golubev
2019-07-30 23:48:46 +03:00
committed by Maksim Shabunin
parent 778f42ad34
commit 304e3ac12f
2 changed files with 35 additions and 2 deletions
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modules/gapi/test/gapi_fluid_test.cpp
+25 -1
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@@ -752,7 +752,7 @@ INSTANTIATE_TEST_CASE_P(Fluid, NV12RoiTest,
,std::make_pair(cv::Size{1920, 1080}, cv::Rect{0, 710, 1920, 270})
));
TEST(Fluid, UnusedNodeTest) {
TEST(Fluid, UnusedNodeOutputCompileTest) {
cv::GMat in;
cv::GMat a, b, c, d;
std::tie(a, b, c, d) = cv::gapi::split4(in);
@@ -767,4 +767,28 @@ TEST(Fluid, UnusedNodeTest) {
cv::compile_args(cv::gapi::core::fluid::kernels())));
}
TEST(Fluid, UnusedNodeOutputReshapeTest) {
const auto test_size = cv::Size(8, 8);
const auto get_compile_args =
[] () { return cv::compile_args(cv::gapi::core::fluid::kernels()); };
cv::GMat in;
cv::GMat a, b, c, d;
std::tie(a, b, c, d) = cv::gapi::split4(in);
cv::GMat out = cv::gapi::resize(cv::gapi::merge3(a, b, c), test_size, 0.0, 0.0,
cv::INTER_LINEAR);
cv::GComputation comp(cv::GIn(in), cv::GOut(out));
cv::Mat in_mat(test_size, CV_8UC4);
cv::Mat out_mat(test_size, CV_8UC3);
cv::GCompiled compiled;
ASSERT_NO_THROW(compiled = comp.compile(descr_of(in_mat), get_compile_args()));
in_mat = cv::Mat(test_size * 2, CV_8UC4);
ASSERT_TRUE(compiled.canReshape());
ASSERT_NO_THROW(compiled.reshape(descr_of(gin(in_mat)), get_compile_args()));
ASSERT_NO_THROW(compiled(in_mat, out_mat));
}
} // namespace opencv_test