diff --git a/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java b/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java
index 1cf3bf3..f538154 100644
--- a/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java
+++ b/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java
@@ -28,7 +28,13 @@
     public void onReadyRetrofitRequest(File file) {
         view.showProgress();
         //改为上传带水印的图片
-        Bitmap bitmap = BitmapFactory.decodeFile(file.getAbsolutePath());
+        BitmapFactory.Options bitmapOptions = new BitmapFactory.Options();
+        /**
+         * inSampleSize == 2 returns
+         * an image that is 1/2 the width/height of the original, and 1/4 the number of pixels
+         * */
+        bitmapOptions.inSampleSize = 2;//防止bitmap.copy的时候出现OOM，但是这么处理过之后图片像素会变低
+        Bitmap bitmap = BitmapFactory.decodeFile(file.getAbsolutePath(), bitmapOptions);
         ImageHelper.drawTextToRightBottom(bitmap, StringHelper.getUserAccount(),
                 TimeOrDateUtil.timestampToDate(System.currentTimeMillis()),
                 TimeOrDateUtil.timestampToTime(System.currentTimeMillis()),

diff --git a/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java b/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java
index 1cf3bf3..f538154 100644
--- a/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java
+++ b/app/src/main/java/com/casic/dcms/mvp/presenter/UploadImagePresenterImpl.java
@@ -28,7 +28,13 @@
     public void onReadyRetrofitRequest(File file) {
         view.showProgress();
         //改为上传带水印的图片
-        Bitmap bitmap = BitmapFactory.decodeFile(file.getAbsolutePath());
+        BitmapFactory.Options bitmapOptions = new BitmapFactory.Options();
+        /**
+         * inSampleSize == 2 returns
+         * an image that is 1/2 the width/height of the original, and 1/4 the number of pixels
+         * */
+        bitmapOptions.inSampleSize = 2;//防止bitmap.copy的时候出现OOM，但是这么处理过之后图片像素会变低
+        Bitmap bitmap = BitmapFactory.decodeFile(file.getAbsolutePath(), bitmapOptions);
         ImageHelper.drawTextToRightBottom(bitmap, StringHelper.getUserAccount(),
                 TimeOrDateUtil.timestampToDate(System.currentTimeMillis()),
                 TimeOrDateUtil.timestampToTime(System.currentTimeMillis()),
diff --git a/app/src/main/java/com/casic/dcms/utils/ImageHelper.java b/app/src/main/java/com/casic/dcms/utils/ImageHelper.java
index 1ca7363..2fa4a84 100644
--- a/app/src/main/java/com/casic/dcms/utils/ImageHelper.java
+++ b/app/src/main/java/com/casic/dcms/utils/ImageHelper.java
@@ -55,9 +55,9 @@
                 if (bitmap.getWidth() <= 720) {
                     textPaint.setTextSize(QMUIDisplayHelper.dp2px(context, 5));
                 } else if (bitmap.getWidth() > 720 && bitmap.getWidth() <= 1080) {
-                    textPaint.setTextSize(QMUIDisplayHelper.dp2px(context, 20));
+                    textPaint.setTextSize(QMUIDisplayHelper.dp2px(context, 15));
                 } else {
-                    textPaint.setTextSize(QMUIDisplayHelper.dp2px(context, 40));
+                    textPaint.setTextSize(QMUIDisplayHelper.dp2px(context, 30));
                 }
                 Rect nameBounds = new Rect();
                 textPaint.getTextBounds(name, 0, name.length(), nameBounds);
@@ -84,13 +84,13 @@
                     paddingRight = QMUIDisplayHelper.dp2px(context, 3);
                     paddingBottom = QMUIDisplayHelper.dp2px(context, 3);
                 } else if (bitmapWidth > 720 && bitmapWidth <= 1080) {
-                    padding = QMUIDisplayHelper.dp2px(context, 10);//两行水印间的间距
-                    paddingRight = QMUIDisplayHelper.dp2px(context, 10);
-                    paddingBottom = QMUIDisplayHelper.dp2px(context, 10);
+                    padding = QMUIDisplayHelper.dp2px(context, 8);//两行水印间的间距
+                    paddingRight = QMUIDisplayHelper.dp2px(context, 8);
+                    paddingBottom = QMUIDisplayHelper.dp2px(context, 8);
                 } else {
-                    padding = QMUIDisplayHelper.dp2px(context, 20);//两行水印间的间距
-                    paddingRight = QMUIDisplayHelper.dp2px(context, 20);
-                    paddingBottom = QMUIDisplayHelper.dp2px(context, 20);
+                    padding = QMUIDisplayHelper.dp2px(context, 15);//两行水印间的间距
+                    paddingRight = QMUIDisplayHelper.dp2px(context, 15);
+                    paddingBottom = QMUIDisplayHelper.dp2px(context, 15);
                 }
                 //有几行就写几行
                 canvas.drawText(name, bitmapWidth - nameBounds.width() - paddingRight,
@@ -107,6 +107,9 @@
                     copyBitmap.compress(Bitmap.CompressFormat.PNG, 100, fos);
                     fos.flush();
                     fos.close();
+                    if (!copyBitmap.isRecycled()) {
+                        copyBitmap.recycle();
+                    }
                 } catch (Exception e) {
                     e.printStackTrace();
                 }