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Merge pull request #26813 from sturkmen72:fix_animation

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Added CV_WRAP to Animation struct #26813

closes #26808
### Pull Request Readiness Checklist

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [x] The PR is proposed to the proper branch
- [x] There is a reference to the original bug report and related work
- [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [ ] The feature is well documented and sample code can be built with the project CMake
This commit is contained in:
Suleyman TURKMEN 2025-01-22 10:40:08 +03:00 committed by GitHub
parent 459bb12466
commit db962ea069
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2 changed files with 34 additions and 1 deletions
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2
modules/imgcodecs/include/opencv2/imgcodecs.hpp
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@ -267,7 +267,7 @@ struct CV_EXPORTS_W_SIMPLE Animation
- Defaults to `Scalar()`, indicating an empty color (usually transparent if supported). - Defaults to `Scalar()`, indicating an empty color (usually transparent if supported).
- This background color provides a solid fill behind frames that have transparency, ensuring a consistent display appearance. - This background color provides a solid fill behind frames that have transparency, ensuring a consistent display appearance.
*/ */
Animation(int loopCount = 0, Scalar bgColor = Scalar()); CV_WRAP Animation(int loopCount = 0, Scalar bgColor = Scalar());
}; };
/** @brief Loads an image from a file. /** @brief Loads an image from a file.

33
modules/imgcodecs/misc/java/test/ImgcodecsTest.java
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@ -1,13 +1,46 @@
package org.opencv.test.imgcodecs; package org.opencv.test.imgcodecs;
import org.opencv.core.Mat;
import org.opencv.core.MatOfByte; import org.opencv.core.MatOfByte;
import org.opencv.core.MatOfInt; import org.opencv.core.MatOfInt;
import org.opencv.imgproc.Imgproc;
import org.opencv.imgcodecs.Imgcodecs; import org.opencv.imgcodecs.Imgcodecs;
import org.opencv.imgcodecs.Animation;
import org.opencv.test.OpenCVTestCase; import org.opencv.test.OpenCVTestCase;
import org.opencv.test.OpenCVTestRunner; import org.opencv.test.OpenCVTestRunner;
import java.util.ArrayList;
import java.util.List;
public class ImgcodecsTest extends OpenCVTestCase { public class ImgcodecsTest extends OpenCVTestCase {
public void testAnimation() {
Mat src = Imgcodecs.imread(OpenCVTestRunner.LENA_PATH, Imgcodecs.IMREAD_REDUCED_COLOR_4);
assertFalse(src.empty());
Mat rgb = new Mat();
Imgproc.cvtColor(src, rgb, Imgproc.COLOR_BGR2RGB);
Animation animation = new Animation();
List<Mat> frames = new ArrayList<>();
MatOfInt durations = new MatOfInt(100, 100);
frames.add(src);
frames.add(rgb);
animation.set_frames(frames);
animation.set_durations(durations);
String filename = OpenCVTestRunner.getTempFileName("png");
assertTrue(Imgcodecs.imwriteanimation(filename, animation));
Animation readAnimation = new Animation();
assertTrue(Imgcodecs.imreadanimation(filename, readAnimation));
List<Mat> readFrames = readAnimation.get_frames();
assertTrue(readFrames.size() == 2);
}
public void testImdecode() { public void testImdecode() {
fail("Not yet implemented"); fail("Not yet implemented");
} }