content: package org.opencv.test.imgcodecs;
  
  import org.opencv.core.MatOfByte;
  import org.opencv.core.MatOfInt;
  import org.opencv.imgcodecs.Imgcodecs;
  import org.opencv.test.OpenCVTestCase;
  import org.opencv.test.OpenCVTestRunner;
  
  public class ImgcodecsTest extends OpenCVTestCase {
  
      public void testImdecode() {
          fail("Not yet implemented");
      }
  
      public void testImencodeStringMatListOfByte() {
          MatOfByte buff = new MatOfByte();
          assertEquals(0, buff.total());
          assertTrue( Imgcodecs.imencode(".jpg", gray127, buff) );
          assertFalse(0 == buff.total());
      }
  
      public void testImencodeStringMatListOfByteListOfInteger() {
          MatOfInt  params40 = new MatOfInt(Imgcodecs.IMWRITE_JPEG_QUALITY, 40);
          MatOfInt  params90 = new MatOfInt(Imgcodecs.IMWRITE_JPEG_QUALITY, 90);
          /* or
          MatOfInt  params = new MatOfInt();
          params.fromArray(Imgcodecs.IMWRITE_JPEG_QUALITY, 40);
          */
          MatOfByte buff40 = new MatOfByte();
          MatOfByte buff90 = new MatOfByte();
  
          assertTrue( Imgcodecs.imencode(".jpg", rgbLena, buff40, params40) );
          assertTrue( Imgcodecs.imencode(".jpg", rgbLena, buff90, params90) );
  
          assertTrue(buff40.total() > 0);
          assertTrue(buff40.total() < buff90.total());
      }
  
      public void testImreadString() {
          dst = Imgcodecs.imread(OpenCVTestRunner.LENA_PATH);
          assertFalse(dst.empty());
          assertEquals(3, dst.channels());
          assertTrue(512 == dst.cols());
          assertTrue(512 == dst.rows());
      }
  
      public void testImreadStringInt() {
          dst = Imgcodecs.imread(OpenCVTestRunner.LENA_PATH, 0);
          assertFalse(dst.empty());
          assertEquals(1, dst.channels());
          assertTrue(512 == dst.cols());
          assertTrue(512 == dst.rows());
      }
  
      public void testImwriteStringMat() {
          fail("Not yet implemented");
      }
  
      public void testImwriteStringMatListOfInteger() {
          fail("Not yet implemented");
      }
  
  }
  