用户对问题“从相机意图获取图像路径”的回答

从相机意图获取图像路径

07-04 11:22:36.902: E/AndroidRuntime(8329): FATAL EXCEPTION: main
07-04 11:22:36.902: E/AndroidRuntime(8329): java.lang.RuntimeException: Unable to resume activity {com.pausefablogin/com.pausefablogin.AddPOI}: java.lang.RuntimeException: Failure delivering result ResultInfo{who=null, request=111, result=-1, data=null} to activity {com.pausefablogin/com.pausefablogin.AddPOI}: java.lang.NullPointerException
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.performResumeActivity(ActivityThread.java:2124)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2139)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1672)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:2836)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.access$1600(ActivityThread.java:117)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:939)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.os.Handler.dispatchMessage(Handler.java:99)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.os.Looper.loop(Looper.java:130)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.main(ActivityThread.java:3687)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at java.lang.reflect.Method.invokeNative(Native Method)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at java.lang.reflect.Method.invoke(Method.java:507)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:842)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:600)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at dalvik.system.NativeStart.main(Native Method)
07-04 11:22:36.902: E/AndroidRuntime(8329): Caused by: java.lang.RuntimeException: Failure delivering result ResultInfo{who=null, request=111, result=-1, data=null} to activity {com.pausefablogin/com.pausefablogin.AddPOI}: java.lang.NullPointerException
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.deliverResults(ActivityThread.java:2536)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.performResumeActivity(ActivityThread.java:2111)
07-04 11:22:36.902: E/AndroidRuntime(8329):     ... 13 more
07-04 11:22:36.902: E/AndroidRuntime(8329): Caused by: java.lang.NullPointerException
07-04 11:22:36.902: E/AndroidRuntime(8329):     at com.pausefablogin.AddPOI.onActivityResult(AddPOI.java:281)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.Activity.dispatchActivityResult(Activity.java:3908)
07-04 11:22:36.902: E/AndroidRuntime(8329):     at android.app.ActivityThread.deliverResults(ActivityThread.java:2532)
07-04 11:22:36.902: E/AndroidRuntime(8329):     ... 14 more

/**
  * (This is a variable instance) Contains the path and file name where you want to save the image.
  * Mainly used to start Intent.Action_View with this URI. (GalleryApp)
private Uri uriImage= null;
public void onClickCamera(View v){
    // Cria uma intent para capturar uma imagem e retorna o controle para quem o chamou (NAO PRECISA DECLARAR PERMISSAO NO MANIFESTO PARA ACESSAR A CAMERA POIS O FAZEMOS VIA INTENT).
    // Creates an intent to capture an image and returns control to the caller
    Intent intent = new Intent( MediaStore.ACTION_IMAGE_CAPTURE );
    // Cria um arquivo para salvar a imagem.
    // Creates an file to save the image.
    uriImage = ProcessaImagens.getOutputMediaFileUri( ProcessaImagens.MEDIA_TYPE_IMAGE, getActivity().getApplicationContext() );
    // Intent to pass a URI object containing the path and file name where you want to save the image. We'll get through the data parameter of the method onActivityResult().
    intent.putExtra( MediaStore.EXTRA_OUTPUT, uriImagem );
    // Starts the intent to image capture and waits the result.
    startActivityForResult( intent, CAPTURE_IMAGE_ACTIVITY_REQUEST_CODE );
}

@Override
public void onActivityResult( int requestCode, int resultCode, Intent data ) {
    // If finished activity on startForActivityResult.
    if ( resultCode == Activity.RESULT_OK ) {
        if ( requestCode == CAPTURE_IMAGE_ACTIVITY_REQUEST_CODE ) {
            String imagePath = uriImage.getPath();
            // I will compress the imagem. Read the javadoc from method and you'll see which it returns both bitmap and array bytes.
            List<Object> imageCompact = ProcessaImagens.compactarImagem( uriImagem.getPath() );
            Bitmap imageBitmap = (Bitmap) imageCompact.get( 0 );
            byte[] imageBytes = (byte[]) imageCompact.get( 1 );
    // If canceled activity on startForActivityResult.
    else if ( resultCode == Activity.RESULT_CANCELED ) {
        if ( requestCode == CAPTURE_IMAGE_ACTIVITY_REQUEST_CODE ) {
            // User canceled the image capture.
            Log.d( getTag(), "Image capture canceled!" );
    // If an error occurred in the activity on startForActivityResult.

从相机意图获取图像路径

7 个回答