fixed crashes

Author: haocse

.gitignore

@@ -8,3 +8,5 @@
 **/build
 /captures
 .externalNativeBuild
+/documentscanner-release
+

.idea/caches/build_file_checksums.ser

@@ -31,7 +31,7 @@ protected void onCreate(Bundle savedInstanceState) {
         setContentView(R.layout.activity_main);
         scannedImageView = findViewById(R.id.scanned_image);
 
-//        startCapture();
+        startScan();
         findViewById(R.id.button).setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {

.idea/caches/gradle_models.ser

@@ -17,7 +17,7 @@ android {
         ndk {
             moduleName = "liveedgedetection"
             stl = "gnustl_static"
-            abiFilters 'arm64-v8a', 'armeabi', 'armeabi-v7a', 'mips', 'mips64', 'x86', 'x86_64'
+            abiFilters 'arm64-v8a', 'armeabi', 'armeabi-v7a' //, 'mips', 'mips64', 'x86', 'x86_64'
         }
     }
 
@@ -32,11 +32,12 @@ android {
 
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-//    implementation 'com.android.support:appcompat-v7:26.1.0'
-    implementation "androidx.appcompat:appcompat:1.0.2"
+    implementation 'com.android.support:appcompat-v7:26.1.0'
+
     implementation 'com.android.support.constraint:constraint-layout:1.1.3'
     def support_lib_version = '1.0.0'
-    implementation "com.google.android.material:material:$support_lib_version"
+    //    implementation "androidx.appcompat:appcompat:1.0.2"
+//    implementation "com.google.android.material:material:$support_lib_version"
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.1'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'

app/src/main/java/com/haotran/testing/MainActivity.java

@@ -26,6 +26,7 @@
 import android.os.Build.VERSION_CODES;
 import android.os.Bundle;
 import android.os.Parcelable;
+import android.support.v7.widget.AppCompatImageView;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.GestureDetector;
@@ -36,12 +37,13 @@
 import android.widget.OverScroller;
 import android.widget.Scroller;
 
+
 import com.haotran.documentscanner.util.ScanUtils;
 
 /**
  * This class provides pinch to zoom capability to an image
  */
-public class TouchImageView extends android.support.v7.widget.AppCompatImageView {
+public class TouchImageView extends AppCompatImageView {
 
 	private static final String DEBUG = "DEBUG";