質問編集履歴
4
削除の修正
test
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test
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#EclipseでJava用のOpenCVのプログラムを動かしたい
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Eclipseで2つの画像を比較した時のヒストグラム値を算出するというプログラムを動かしたいのですが、エラーが出てしまいどうすればよいかわかりません。
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ソースは以下に示した通りです。
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```ここに言語を入力
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package def;
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import java.util.ArrayList;
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import java.util.List;
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import org.opencv.core.*;
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import org.opencv.imgcodecs.*;
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import org.opencv.imgproc.Imgproc;
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public class ImageComparison {
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public static void main(String[] args) {
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System.out.println("処理開始");
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System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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new Demo().run();
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System.out.println("処理終了");
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}
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}
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class Demo {
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public void run() {
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List<Double> histList = new ArrayList<Double>();
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System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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Mat image[] = new Mat[2];
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image[0] = Imgcodecs.imread("source/name1.png");
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image[1] = Imgcodecs.imread("source/name2.png");
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Mat hist1 = new Mat();
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Imgproc.cvtColor(image[0], image[0], Imgproc.COLOR_RGB2GRAY);
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Imgproc.cvtColor(image[1], image[1], Imgproc.COLOR_RGB2GRAY);
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List<Mat> src1 = new ArrayList<Mat>();
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src1.add(image[0]);
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Imgproc.calcHist(src1, new MatOfInt(0), new Mat(), hist1, new MatOfInt(256), new MatOfFloat(0, 64));
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Mat hist2 = new Mat();
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List<Mat> src2 = new ArrayList<Mat>();
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src2.add(image[1]);
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Imgproc.calcHist(src2, new MatOfInt(0), new Mat(), hist2, new MatOfInt(256), new MatOfFloat(0, 64));
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histList.add(Imgproc.compareHist(hist1, hist2, 0));
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Imgcodecs.imwrite("source/test.png", image[0]);
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System.out.println(image[0]);
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System.out.println(image[1]);
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System.out.println(histList);
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}
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}
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```
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#エラーメッセージ
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Exception in thread "main" java.lang.Error: Unresolved compilation problem:
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Core を変数に解決できません
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at def.ImageComparison.main(ImageComparison.java:13)
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#試したこと
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teratailで似た質問を見かけ、変数のスコープが関係しているらしいというのはわかったのですが、何分初心者なものでよくわかりませんでした。
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#最終的なソース
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```Java
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package def;
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import java.util.ArrayList;
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import java.util.List;
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import org.opencv.core.Core;
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import org.opencv.core.Mat;
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import org.opencv.core.MatOfFloat;
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import org.opencv.core.MatOfInt;
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import org.opencv.imgcodecs.Imgcodecs;
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import org.opencv.imgproc.Imgproc;
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public class ImageComparison {
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public static void main(String[] args) {
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System.out.println("処理開始");
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System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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new Demo().run();
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System.out.println("処理終了");
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}
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}
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class Demo {
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public void run() {
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List<Double> histList = new ArrayList<Double>();
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System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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Mat image[] = new Mat[2];
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image[0] = Imgcodecs.imread("F:\yamauchi\opencv-IC\source\name1.png");
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image[1] = Imgcodecs.imread("F:\yamauchi\opencv-IC\source\name2.png");
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Mat hist1 = new Mat();
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Imgproc.cvtColor(image[0], image[0], Imgproc.COLOR_RGB2GRAY); // 逕ｻ蜒上・繧ｰ繝ｬ繝ｼ繧ｹ繧ｱ繝ｼ繝ｫ螟画鋤
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Imgproc.cvtColor(image[1], image[1], Imgproc.COLOR_RGB2GRAY);
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List<Mat> src1 = new ArrayList<Mat>();
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src1.add(image[0]);
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Imgproc.calcHist(src1, new MatOfInt(0), new Mat(), hist1, new MatOfInt(256), new MatOfFloat(0, 64));
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Mat hist2 = new Mat();
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List<Mat> src2 = new ArrayList<Mat>();
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src2.add(image[1]);
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Imgproc.calcHist(src2, new MatOfInt(0), new Mat(), hist2, new MatOfInt(256), new MatOfFloat(0, 64));
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histList.add(Imgproc.compareHist(hist1, hist2, 0));
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Imgcodecs.imwrite("source/test.png", image[0]);
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System.out.println(image[0]);
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System.out.println(image[1]);
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System.out.println(histList);
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}
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}
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```
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3
修正
test
CHANGED
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File without changes
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test
CHANGED
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@@ -1,251 +1 @@
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1
1
|
#EclipseでJava用のOpenCVのプログラムを動かしたい
|
|
2
|
-
|
|
3
|
-
Eclipseで2つの画像を比較した時のヒストグラム値を算出するというプログラムを動かしたいのですが、エラーが出てしまいどうすればよいかわかりません。
|
|
4
|
-
|
|
5
|
-
|
|
6
|
-
|
|
7
|
-
ソースは以下に示した通りです。
|
|
8
|
-
|
|
9
|
-
|
|
10
|
-
|
|
11
|
-
```ここに言語を入力
|
|
12
|
-
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|
13
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-
package def;
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14
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-
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|
15
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-
|
|
16
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-
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17
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-
import java.util.ArrayList;
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18
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-
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19
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import java.util.List;
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20
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-
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21
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22
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23
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import org.opencv.core.*;
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24
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25
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import org.opencv.imgcodecs.*;
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26
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27
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import org.opencv.imgproc.Imgproc;
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28
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29
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30
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31
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public class ImageComparison {
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32
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33
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public static void main(String[] args) {
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34
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35
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System.out.println("処理開始");
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36
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-
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37
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-
System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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38
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-
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39
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-
new Demo().run();
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40
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-
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41
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-
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|
42
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-
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43
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-
System.out.println("処理終了");
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44
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-
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45
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-
}
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46
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-
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47
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-
}
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48
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-
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49
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-
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50
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-
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51
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-
class Demo {
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52
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-
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53
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-
public void run() {
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54
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-
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55
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-
List<Double> histList = new ArrayList<Double>();
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56
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-
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57
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-
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58
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59
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System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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60
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61
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Mat image[] = new Mat[2];
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62
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63
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image[0] = Imgcodecs.imread("source/name1.png");
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64
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image[1] = Imgcodecs.imread("source/name2.png");
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Mat hist1 = new Mat();
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68
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Imgproc.cvtColor(image[0], image[0], Imgproc.COLOR_RGB2GRAY);
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72
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73
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Imgproc.cvtColor(image[1], image[1], Imgproc.COLOR_RGB2GRAY);
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74
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-
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75
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76
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77
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List<Mat> src1 = new ArrayList<Mat>();
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78
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79
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src1.add(image[0]);
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80
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-
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81
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82
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-
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83
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Imgproc.calcHist(src1, new MatOfInt(0), new Mat(), hist1, new MatOfInt(256), new MatOfFloat(0, 64));
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84
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-
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85
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-
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86
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-
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87
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Mat hist2 = new Mat();
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88
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-
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89
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List<Mat> src2 = new ArrayList<Mat>();
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90
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-
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91
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src2.add(image[1]);
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92
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93
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94
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95
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Imgproc.calcHist(src2, new MatOfInt(0), new Mat(), hist2, new MatOfInt(256), new MatOfFloat(0, 64));
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96
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97
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98
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99
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histList.add(Imgproc.compareHist(hist1, hist2, 0));
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100
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-
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101
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102
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103
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Imgcodecs.imwrite("source/test.png", image[0]);
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104
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-
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105
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System.out.println(image[0]);
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106
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107
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System.out.println(image[1]);
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108
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109
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System.out.println(histList);
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110
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-
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111
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}
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112
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-
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113
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114
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115
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116
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117
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}
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118
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-
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119
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-
```
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|
120
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-
|
|
121
|
-
#エラーメッセージ
|
|
122
|
-
|
|
123
|
-
Exception in thread "main" java.lang.Error: Unresolved compilation problem:
|
|
124
|
-
|
|
125
|
-
Core を変数に解決できません
|
|
126
|
-
|
|
127
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-
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|
128
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-
|
|
129
|
-
at def.ImageComparison.main(ImageComparison.java:13)
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130
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-
|
|
131
|
-
#試したこと
|
|
132
|
-
|
|
133
|
-
teratailで似た質問を見かけ、変数のスコープが関係しているらしいというのはわかったのですが、何分初心者なものでよくわかりませんでした。
|
|
134
|
-
|
|
135
|
-
#最終的なソース
|
|
136
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-
|
|
137
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-
```Java
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138
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-
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package def;
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import java.util.ArrayList;
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import java.util.List;
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import org.opencv.core.Core;
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import org.opencv.core.Mat;
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import org.opencv.core.MatOfFloat;
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import org.opencv.core.MatOfInt;
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import org.opencv.imgcodecs.Imgcodecs;
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import org.opencv.imgproc.Imgproc;
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public class ImageComparison {
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public static void main(String[] args) {
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System.out.println("処理開始");
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System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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new Demo().run();
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System.out.println("処理終了");
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}
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}
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class Demo {
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public void run() {
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List<Double> histList = new ArrayList<Double>();
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System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
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Mat image[] = new Mat[2];
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image[0] = Imgcodecs.imread("F:\yamauchi\opencv-IC\source\name1.png");
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image[1] = Imgcodecs.imread("F:\yamauchi\opencv-IC\source\name2.png");
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Mat hist1 = new Mat();
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Imgproc.cvtColor(image[0], image[0], Imgproc.COLOR_RGB2GRAY); // 逕ｻ蜒上・繧ｰ繝ｬ繝ｼ繧ｹ繧ｱ繝ｼ繝ｫ螟画鋤
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Imgproc.cvtColor(image[1], image[1], Imgproc.COLOR_RGB2GRAY);
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List<Mat> src1 = new ArrayList<Mat>();
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src1.add(image[0]);
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Imgproc.calcHist(src1, new MatOfInt(0), new Mat(), hist1, new MatOfInt(256), new MatOfFloat(0, 64));
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Mat hist2 = new Mat();
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List<Mat> src2 = new ArrayList<Mat>();
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src2.add(image[1]);
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Imgproc.calcHist(src2, new MatOfInt(0), new Mat(), hist2, new MatOfInt(256), new MatOfFloat(0, 64));
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histList.add(Imgproc.compareHist(hist1, hist2, 0));
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Imgcodecs.imwrite("source/test.png", image[0]);
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System.out.println(image[0]);
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System.out.println(image[1]);
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System.out.println(histList);
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}
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}
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```
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2
追記
test
CHANGED
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File without changes
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test
CHANGED
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@@ -131,3 +131,121 @@
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131
131
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#試したこと
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132
132
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133
133
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teratailで似た質問を見かけ、変数のスコープが関係しているらしいというのはわかったのですが、何分初心者なものでよくわかりませんでした。
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134
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+
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135
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+
#最終的なソース
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|
136
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+
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137
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```Java
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138
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+
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139
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+
package def;
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140
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+
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141
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+
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|
142
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+
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|
143
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+
import java.util.ArrayList;
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144
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+
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145
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+
import java.util.List;
|
|
146
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+
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147
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+
|
|
148
|
+
|
|
149
|
+
import org.opencv.core.Core;
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|
150
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+
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151
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+
import org.opencv.core.Mat;
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|
152
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+
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153
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+
import org.opencv.core.MatOfFloat;
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154
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+
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155
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+
import org.opencv.core.MatOfInt;
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|
156
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+
|
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157
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+
import org.opencv.imgcodecs.Imgcodecs;
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|
158
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+
|
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159
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+
import org.opencv.imgproc.Imgproc;
|
|
160
|
+
|
|
161
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+
|
|
162
|
+
|
|
163
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+
public class ImageComparison {
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|
164
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+
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|
165
|
+
public static void main(String[] args) {
|
|
166
|
+
|
|
167
|
+
System.out.println("処理開始");
|
|
168
|
+
|
|
169
|
+
System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
|
|
170
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+
|
|
171
|
+
new Demo().run();
|
|
172
|
+
|
|
173
|
+
|
|
174
|
+
|
|
175
|
+
System.out.println("処理終了");
|
|
176
|
+
|
|
177
|
+
}
|
|
178
|
+
|
|
179
|
+
}
|
|
180
|
+
|
|
181
|
+
|
|
182
|
+
|
|
183
|
+
class Demo {
|
|
184
|
+
|
|
185
|
+
public void run() {
|
|
186
|
+
|
|
187
|
+
List<Double> histList = new ArrayList<Double>();
|
|
188
|
+
|
|
189
|
+
|
|
190
|
+
|
|
191
|
+
System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
|
|
192
|
+
|
|
193
|
+
Mat image[] = new Mat[2];
|
|
194
|
+
|
|
195
|
+
image[0] = Imgcodecs.imread("F:\yamauchi\opencv-IC\source\name1.png");
|
|
196
|
+
|
|
197
|
+
image[1] = Imgcodecs.imread("F:\yamauchi\opencv-IC\source\name2.png");
|
|
198
|
+
|
|
199
|
+
Mat hist1 = new Mat();
|
|
200
|
+
|
|
201
|
+
|
|
202
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+
|
|
203
|
+
Imgproc.cvtColor(image[0], image[0], Imgproc.COLOR_RGB2GRAY); // 逕ｻ蜒上・繧ｰ繝ｬ繝ｼ繧ｹ繧ｱ繝ｼ繝ｫ螟画鋤
|
|
204
|
+
|
|
205
|
+
Imgproc.cvtColor(image[1], image[1], Imgproc.COLOR_RGB2GRAY);
|
|
206
|
+
|
|
207
|
+
|
|
208
|
+
|
|
209
|
+
List<Mat> src1 = new ArrayList<Mat>();
|
|
210
|
+
|
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211
|
+
src1.add(image[0]);
|
|
212
|
+
|
|
213
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+
|
|
214
|
+
|
|
215
|
+
Imgproc.calcHist(src1, new MatOfInt(0), new Mat(), hist1, new MatOfInt(256), new MatOfFloat(0, 64));
|
|
216
|
+
|
|
217
|
+
|
|
218
|
+
|
|
219
|
+
Mat hist2 = new Mat();
|
|
220
|
+
|
|
221
|
+
List<Mat> src2 = new ArrayList<Mat>();
|
|
222
|
+
|
|
223
|
+
src2.add(image[1]);
|
|
224
|
+
|
|
225
|
+
|
|
226
|
+
|
|
227
|
+
Imgproc.calcHist(src2, new MatOfInt(0), new Mat(), hist2, new MatOfInt(256), new MatOfFloat(0, 64));
|
|
228
|
+
|
|
229
|
+
|
|
230
|
+
|
|
231
|
+
histList.add(Imgproc.compareHist(hist1, hist2, 0));
|
|
232
|
+
|
|
233
|
+
|
|
234
|
+
|
|
235
|
+
Imgcodecs.imwrite("source/test.png", image[0]);
|
|
236
|
+
|
|
237
|
+
System.out.println(image[0]);
|
|
238
|
+
|
|
239
|
+
System.out.println(image[1]);
|
|
240
|
+
|
|
241
|
+
System.out.println(histList);
|
|
242
|
+
|
|
243
|
+
}
|
|
244
|
+
|
|
245
|
+
|
|
246
|
+
|
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247
|
+
|
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248
|
+
|
|
249
|
+
}
|
|
250
|
+
|
|
251
|
+
```
|
1
ソースコードを見やすくした
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -7,6 +7,8 @@
|
|
|
7
7
|
ソースは以下に示した通りです。
|
|
8
8
|
|
|
9
9
|
|
|
10
|
+
|
|
11
|
+
```ここに言語を入力
|
|
10
12
|
|
|
11
13
|
package def;
|
|
12
14
|
|
|
@@ -66,7 +68,7 @@
|
|
|
66
68
|
|
|
67
69
|
|
|
68
70
|
|
|
69
|
-
Imgproc.cvtColor(image[0], image[0], Imgproc.COLOR_RGB2GRAY);
|
|
71
|
+
Imgproc.cvtColor(image[0], image[0], Imgproc.COLOR_RGB2GRAY);
|
|
70
72
|
|
|
71
73
|
Imgproc.cvtColor(image[1], image[1], Imgproc.COLOR_RGB2GRAY);
|
|
72
74
|
|
|
@@ -114,6 +116,8 @@
|
|
|
114
116
|
|
|
115
117
|
}
|
|
116
118
|
|
|
119
|
+
```
|
|
120
|
+
|
|
117
121
|
#エラーメッセージ
|
|
118
122
|
|
|
119
123
|
Exception in thread "main" java.lang.Error: Unresolved compilation problem:
|