fix: resize bitmap

PopcodeMobile · Dec 13, 2021 · e49063f · e49063f
1 parent a828ec3
commit e49063f
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Showing 8 changed files with 56 additions and 38 deletions.
diff --git a/.idea/libraries/Dart_SDK.xml b/.idea/libraries/Dart_SDK.xml
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
diff --git a/android/.idea/gradle.xml b/android/.idea/gradle.xml
diff --git a/android/.idea/misc.xml b/android/.idea/misc.xml
diff --git a/android/.idea/modules.xml b/android/.idea/modules.xml
diff --git a/android/.idea/runConfigurations.xml b/android/.idea/runConfigurations.xml
diff --git a/android/src/main/java/br/com/popcode/barcode_finder/ReadBarcodeFromFile.java b/android/src/main/java/br/com/popcode/barcode_finder/ReadBarcodeFromFile.java
@@ -28,6 +28,7 @@
 public class ReadBarcodeFromFile extends AsyncTask<Void, Void, String> {
 
     private static final int NUMBER_OF_ATTEMPTS = 4;
+    private static final double PORCENTAGEM_ESCALA = 0.05;
 
     @SuppressLint("StaticFieldLeak")
     private final Context context;
@@ -49,6 +50,13 @@ public class ReadBarcodeFromFile extends AsyncTask<Void, Void, String> {
     protected void onPreExecute() {
     }
 
+    private Bitmap resizeImage(Bitmap bitmap, int tryNumber){
+        int width = (int) (bitmap.getWidth() * (1-tryNumber * PORCENTAGEM_ESCALA));
+        int height = (int) (bitmap.getHeight() * (1-tryNumber * PORCENTAGEM_ESCALA));
+        bitmap = Bitmap.createScaledBitmap(bitmap, width,height, false);
+        return bitmap;
+    }
+
     @Override
     protected String doInBackground(Void... voids) {
         if (filePath != null) {
@@ -59,6 +67,7 @@ protected String doInBackground(Void... voids) {
                     bitmap = generateImageFromPdf(filePath, 0, tryNumber);
                 } else {
                     bitmap = BitmapFactory.decodeFile(filePath.getPath());
+                    bitmap = resizeImage(bitmap, tryNumber);
                 }
                 if (bitmap != null) {
                     String code = scanImage(bitmap, new MultiFormatReader());

diff --git a/barcode_finder.iml b/barcode_finder.iml
@@ -12,6 +12,7 @@
       <excludeFolder url="file://$MODULE_DIR$/example/.pub" />
       <excludeFolder url="file://$MODULE_DIR$/example/build" />
     </content>
+    <orderEntry type="jdk" jdkName="Android API 28 Platform" jdkType="Android SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="Dart SDK" level="project" />
     <orderEntry type="library" name="Flutter Plugins" level="project" />