Question

我正在尝试使用以下代码访问SD卡上的图像，但我发现文件未找到异常。有人可以告诉我一个正确的方法来访问该文件???

new File("/mnt/sdcard/splah2.jpg")

Answer 1

试试这样：

String SD_CARD_PATH = Environment.getExternalStorageDirectory().toString();
new File(SD_CARD_PATH + "/" + "splah2.jpg");

Answer 2

尝试运行：new File(Environment.getExternalStorageDirectory() + "/splah2.jpg")

Answer 3

试试这个，

File f=new File("/sdcard/splah2.jpg");

Answer 4

以下代码对我有用。

String mRelativeFolderPath = "/DCIM/Camera/";  // i.e. SDCard/DCIM/Camera
String mBaseFolderPath = Environment.getExternalStorageDirectory().getAbsolutePath() + mRelativeFolderPath; 
String filePath = mBaseFolderPath  + "test.jpg";
File handle = new File(filePath);

词shash

Answer 5

尝试

    new File("/sdcard/splah2.jpg")

或

    new File(Environment.getExternalStorageDirectory() + "/" + "splah2.jpg")

如果安装SD卡，

两者都相同，

    Environment.getExternalStorageDirectory() returns "/sdcard"

Android：如何访问SD卡中的文件

5 个答案: