App crash after opened image and click in"touch to see color"

[muhammadarif1]

EXPECTED BEHAVIOR

this application will display the color name when the user wants to see the color of a photo they choose

ACTUAL BEHAVIOR

the app will crash when user click on touch to see color

STEP TO REPRODUCE

• install and open the app
• click on open option
• chose any pic
• click on touch to see color and note the bug

ERROR RECORDING

https://youtu.be/qKKdFAFR9pM
BROWSER
OS :ANDROID 6.1
***DEVICE *** :OPPO NEO 5
APP :COLOR V1.3
Here is log cat

Process: com.njzjz.color, PID: 24301
java.lang.ArithmeticException: divide by zero
	at com.njzjz.color.MainActivity.getrgb(MainActivity.java:329)
	at com.njzjz.color.MainActivity$3.onTouch(MainActivity.java:224)
	at android.view.View.dispatchTouchEvent(View.java:8582)
	at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2530)
	at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2110)
	at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2530)
	at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2110)
	at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2530)
	at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2110)
	at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2530)
	at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2110)
	at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2530)
	at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2110)
	at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2530)
	at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2110)
	at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2538)
	at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1811)
	at android.app.Activity.dispatchTouchEvent(Activity.java:2820)
	at android.support.v7.view.WindowCallbackWrapper.dispatchTouchEvent(WindowCallbackWrapper.java:60)
	at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:2476)
	at android.view.View.dispatchPointerEvent(View.java:8799)
	at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:4729)
	at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:4551)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4047)
	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4106)
	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4066)
	at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:4209)
	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4074)
	at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:4266)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4047)
	at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4106)
	at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4066)
	at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4074)
	at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4047)
	at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:6530)
	at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:6504)
	at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:6457)
	at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:6689)
	at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:218)
	at android.os.MessageQueue.nativePollOnce(Native Method)
	at android.os.MessageQueue.next(MessageQueue.java:148)
	at android.os.Looper.loop(Looper.java:168)
	at android.app.ActivityThread.main(ActivityThread.java:5657)
	at java.lang.reflect.Method.invoke(Native Method)
	at java.lang.reflect.Method.invoke(Method.java:372)
	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:990)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:785)```

[muhammadarif1]

@njzjz