fix 1059 Converting large image to pdf causes app to crash

Swati4star · Apr 23, 2022 · 3e5f12b · 3e5f12b
1 parent 387931d
commit 3e5f12b
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Showing 2 changed files with 26 additions and 1 deletion.
diff --git a/app/src/main/java/swati4star/createpdf/util/CreatePdf.java b/app/src/main/java/swati4star/createpdf/util/CreatePdf.java
@@ -135,7 +135,7 @@ protected String doInBackground(String... params) {
                 if (StringUtils.getInstance().isNotEmpty(mQualityString)) {
                     quality = Integer.parseInt(mQualityString);
                 }
-                Image image = Image.getInstance(mImagesUri.get(i));
+                Image image = Image.getInstance(ImageUtils.stringPathToByteArray(mImagesUri.get(i)));
                 // compressionLevel is a value between 0 (best speed) and 9 (best compression)
                 double qualityMod = quality * 0.09;
                 image.setCompressionLevel((int) qualityMod);

diff --git a/app/src/main/java/swati4star/createpdf/util/ImageUtils.java b/app/src/main/java/swati4star/createpdf/util/ImageUtils.java
@@ -28,6 +28,7 @@
 import com.zhihu.matisse.engine.impl.PicassoEngine;
 import com.zhihu.matisse.internal.entity.CaptureStrategy;
 
+import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.FileOutputStream;
 
@@ -215,6 +216,30 @@ public Bitmap toGrayscale(Bitmap bmpOriginal) {
         return bmpGrayscale;
     }
 
+
+    /**
+     * Convert string path to ByteArray and compress image in the procedure
+     *
+     * @param path    - name of the file
+     */
+    public static byte[] stringPathToByteArray(String path) {
+        final BitmapFactory.Options options = new BitmapFactory.Options();
+        options.inJustDecodeBounds = true;
+        BitmapFactory.decodeFile(path, options);
+
+        int reqHeight = 3840;
+        int reqWidth = 2180;
+        options.inSampleSize = Math.max(options.outHeight / reqHeight, options.outWidth / reqWidth);
+        options.inSampleSize = Math.max(options.inSampleSize, 1);
+
+        options.inJustDecodeBounds = false;
+        Bitmap bitmap = BitmapFactory.decodeFile(path, options);
+        ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
+        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, byteStream);
+        return byteStream.toByteArray();
+    }
+
+
     /**
      * Saves bitmap to external storage
      *