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我正在尝试在我的应用程序中添加一个使用相机在我的设备中存储照片的功能。一开始我是这样使用相机的:

        mButtonCamera.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                count++;
                String file = dir+prova+".jpg";
                File newFile = new File(file);
                try {
                    newFile.createNewFile();
                }catch (IOException e){}

                Uri outputFileUri = Uri.fromFile(newFile);

                Intent cameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                cameraIntent.putExtra(MediaStore.EXTRA_OUTPUT,outputFileUri);
                Log.v("CameraDemo", "Pic savedNO");
                startActivityForResult(cameraIntent, TAKE_PHOTO_CODE);
            }
        });

然后对于 OnActivityResult:

protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);

    if (requestCode == TAKE_PHOTO_CODE && resultCode == RESULT_OK) {
        Log.v("CameraDemo", "Pic saved");
        Log.v("Salva Foto", dir+prova+".jpg");
        myDBHandler.addPhoto(prova,dir+prova+".jpg");

    }
}

直到这里一切都很好,但是当我尝试使用以下方法检索照片时:

        InputStream URLcontent = null;
        try {
            URLcontent = (InputStream) new URL(fotoSI).getContent();
        } catch (IOException e) {
            e.printStackTrace();
        }
        Drawable image = Drawable.createFromStream(URLcontent, fotoSI);
        mImageCamera.setImageDrawable(image);

它不会返回日志所说的任何照片:

java.net.MalformedURLException:找不到协议:/storage/emulated/0/Pictures/

我正在尝试一切,但没有结果。

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