質問編集履歴
4
修正
test
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test
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@@ -16,7 +16,13 @@
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```
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Exception in thread "main" javax.imageio.IIOException: Can't read input file!
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-
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at javax.imageio.ImageIO.read(ImageIO.java:1301)
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at Test.main(Test.java:9)
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```
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修正
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test
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@@ -16,39 +16,29 @@
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```
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メ
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![イメージ説明](7e63fb0a4bb18a7103c5b56ae5d73581.png)
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```
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###該当のソース
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###該当のソース
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```Java
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pac
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import static img.ImageUtility.*;
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import java.awt.image.BufferedImage;
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import java.io.
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import java.io.*;
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import javax.imageio.ImageIO;
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public class Test {
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public static void main(String[] args) throws IOException {
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public class main {
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public static void main(String[] args) {
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// TODO 自動生成されたメソッド・スタブ
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-
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File f = new File("test.jpg");
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BufferedImage read=ImageIO.read(f);
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@@ -86,58 +76,6 @@
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ImageIO.write(write, "jpg", f2);
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}
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}
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```
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-
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###該当のソースコード2
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-
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```Java
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package OCR;
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public class ImageUtility {
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107
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public static int a(int c){
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109
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return c>>>24;
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}
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113
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public static int r(int c){
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return c>>16&0xff;
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}
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public static int g(int c){
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return c>>8&0xff;
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}
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125
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public static int b(int c){
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return c&0xff;
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}
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public static int rgb(int r,int g,int b){
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return 0xff000000 | r <<16 | g <<8 | b;
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135
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}
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137
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public static int argb(int a,int r,int g,int b){
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139
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return a<<24 | r <<16 | g <<8 | b;
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-
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141
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}
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80
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143
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}
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2
すみません。修正しました
test
CHANGED
File without changes
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test
CHANGED
@@ -102,4 +102,42 @@
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102
102
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103
103
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package OCR;
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104
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105
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+
public class ImageUtility {
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public static int a(int c){
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108
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return c>>>24;
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}
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112
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+
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113
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public static int r(int c){
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return c>>16&0xff;
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116
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}
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public static int g(int c){
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return c>>8&0xff;
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}
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public static int b(int c){
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return c&0xff;
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128
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}
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131
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public static int rgb(int r,int g,int b){
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return 0xff000000 | r <<16 | g <<8 | b;
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134
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+
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135
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}
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136
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137
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public static int argb(int a,int r,int g,int b){
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138
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105
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-
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139
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+
return a<<24 | r <<16 | g <<8 | b;
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140
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+
|
141
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}
|
142
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+
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143
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+
}
|
1
ソースコード修正、エラーコード追加
test
CHANGED
File without changes
|
test
CHANGED
@@ -16,7 +16,7 @@
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|
16
16
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17
17
|
```
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18
18
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19
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-
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+
メソッド r(int) は型 main で未定義です
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20
20
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21
21
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```
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22
22
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@@ -102,84 +102,4 @@
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102
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103
103
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package OCR;
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104
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105
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106
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107
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import java.awt.image.BufferedImage;
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108
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109
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import java.io.File;
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110
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-
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111
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112
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113
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import javax.imageio.ImageIO;
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115
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116
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117
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public class main {
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118
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119
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120
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121
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-
public static void main(String[] args) {
|
122
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|
123
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// TODO 自動生成されたメソッド・スタブ
|
124
|
-
|
125
|
-
File f = new File("test.jpg");
|
126
|
-
|
127
|
-
BufferedImage read=ImageIO.read(f);
|
128
|
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|
129
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-
int w = read.getWidth(),h=read.getHeight();
|
130
|
-
|
131
|
-
BufferedImage write =
|
132
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133
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-
new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
|
134
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-
|
135
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-
|
136
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-
|
137
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-
for(int y=0;y<h;y++){
|
138
|
-
|
139
|
-
for(int x=0;x<w;x++){
|
140
|
-
|
141
|
-
int c = read.getRGB(x, y);
|
142
|
-
|
143
|
-
int r = 255-r(c);
|
144
|
-
|
145
|
-
int g = 255-g(c);
|
146
|
-
|
147
|
-
int b = 255-b(c);
|
148
|
-
|
149
|
-
int rgb = rgb(r,g,b);
|
150
|
-
|
151
|
-
write.setRGB(x,y,rgb);
|
152
|
-
|
153
|
-
}
|
154
|
-
|
155
|
-
}
|
156
|
-
|
157
|
-
|
158
|
-
|
159
|
-
File f2 = new File("ret.jpg");
|
160
|
-
|
161
|
-
ImageIO.write(write, "jpg", f2);
|
162
|
-
|
163
|
-
|
164
|
-
|
165
|
-
}
|
166
|
-
|
167
|
-
|
168
|
-
|
169
|
-
}
|
170
|
-
|
171
|
-
```
|
172
|
-
|
173
|
-
|
174
|
-
|
175
|
-
###試したこと
|
176
|
-
|
177
|
-
ソース1とソース2は同じパッケージに入れています。
|
178
|
-
|
179
|
-
|
180
|
-
|
181
|
-
###補足情報(言語/FW/ツール等のバージョンなど)
|
182
|
-
|
183
|
-
ソースは以下のものを参考にしています。
|
184
|
-
|
185
|
-
|
105
|
+
i.hatenablog.com/entry/20111012/1318436587
|