f4334277
 Hu Chunming
提交3rdparty
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#include <opencv2/imgproc.hpp> // cv::FONT*, cv::LINE*, cv::FILLED
#include <opencv2/highgui.hpp> // imwrite
#include <opencv2/gapi.hpp>
#include <opencv2/gapi/render.hpp>
int main(int argc, char *argv[])
{
if (argc < 2) {
std::cerr << "Filename required" << std::endl;
return 1;
}
const auto font = cv::FONT_HERSHEY_DUPLEX;
const auto blue = cv::Scalar{ 255, 0, 0}; // B/G/R
const auto green = cv::Scalar{ 0, 255, 0};
const auto coral = cv::Scalar{0x81,0x81,0xF1};
const auto white = cv::Scalar{ 255, 255, 255};
cv::Mat test(cv::Size(480, 160), CV_8UC3, white);
namespace draw = cv::gapi::wip::draw;
std::vector<draw::Prim> prims;
prims.emplace_back(draw::Circle{ // CIRCLE primitive
{400,72}, // Position (a cv::Point)
32, // Radius
coral, // Color
cv::FILLED, // Thickness/fill type
cv::LINE_8, // Line type
0 // Shift
});
prims.emplace_back(draw::Text{ // TEXT primitive
"Hello from G-API!", // Text
{64,96}, // Position (a cv::Point)
font, // Font
1.0, // Scale (size)
blue, // Color
2, // Thickness
cv::LINE_8, // Line type
false // Bottom left origin flag
});
prims.emplace_back(draw::Rect{ // RECTANGLE primitive
{16,48,400,72}, // Geometry (a cv::Rect)
green, // Color
2, // Thickness
cv::LINE_8, // Line type
0 // Shift
});
prims.emplace_back(draw::Mosaic{ // MOSAIC primitive
{320,96,128,32}, // Geometry (a cv::Rect)
16, // Cell size
0 // Decimation
});
draw::render(test, prims);
cv::imwrite(argv[1], test);
return 0;
}
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