File: ImgcodecsTest.java

package info (click to toggle)
opencv 4.6.0%2Bdfsg-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 276,172 kB
  • sloc: cpp: 1,079,020; xml: 682,526; python: 43,885; lisp: 30,943; java: 25,642; ansic: 7,968; javascript: 5,956; objc: 2,039; sh: 1,017; cs: 601; perl: 494; makefile: 179
file content (63 lines) | stat: -rw-r--r-- 2,000 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
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");
    }

}