android uri file
ContentUris; import android.content.Context; import android.database.Cursor; import android.net.Uri; import android.os.Build; import android.os.Environment; import android.provider.DocumentsContract; import android.provider.MediaStore; public class FilePa,Uri uri = data.getData(); String[] proj = MediaStore.Images.Media.DATA }; Cursor actualimagec. , Android中Uri和Path之间的转换原因调用系统拍照应用,拍照后要保存图片,那么我们需要指定一个存储图片路径的Uri。这就涉及到如何将file path转换为Uri。有时候我们还需要根据照片的路径得到照片的media Uri,那么又该如何转换呢? Android Uri to Path 现在遇到的常规Uri有两种: 媒体文件的Uri是content://, ..., 1、uri转file:file = new File(new URI(uri.toString())); file转uri:URI uri = file.toURI(); 2、uri转path:private String getPath(Uri uri) String[] projection = MediaStore.Video.Media.DATA};,What you want is... new File(uri.getPath()); ... and not... new File(uri.toString());. NOTE: url.toString() return a String in the format: "file:///mnt/sdcard/myPicture.jpg" , whereas url.getPath() returns a String in the format: "/mnt/sdca, 如果已經取得了檔案的路徑的字串,那怎麼轉成URI呢? String ImagePath = "file://" + 路徑; Uri uri = Uri.parse(ImagePath); 重點在於要加上『file://』,才能成為合法的URI,不然該URI會無法表示相對應的檔案位置。 EX:file:///ola/android.txt 補充: 或是用Environment.getExternalStorageDirectory()取得sdcard位置。,@return The value of the _data column, which is typically a file path. */ public static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) Cursor cursor = null; final String column = "_data"; final String[]
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![]() android uri file 相關參考資料
android - Creating file from Uri - Stack Overflow
ContentUris; import android.content.Context; import android.database.Cursor; import android.net.Uri; import android.os.Build; import android.os.Environment; import android.provider.DocumentsContract; ... https://stackoverflow.com android Uri獲取真實路徑轉換成File的方法@ 資訊園:: 痞客邦::
Uri uri = data.getData(); String[] proj = MediaStore.Images.Media.DATA }; Cursor actualimagec. http://fecbob.pixnet.net Android中Uri和Path之间的转换- 简书
Android中Uri和Path之间的转换原因调用系统拍照应用,拍照后要保存图片,那么我们需要指定一个存储图片路径的Uri。这就涉及到如何将file path转换为Uri。有时候我们还需要根据照片的路径得到照片的media Uri,那么又该如何转换呢? Android Uri to Path 现在遇到的常规Uri有两种: 媒体文件的Uri是content://, ... https://www.jianshu.com Android之uri、file、path相互转化- CSDN博客
1、uri转file:file = new File(new URI(uri.toString())); file转uri:URI uri = file.toURI(); 2、uri转path:private String getPath(Uri uri) String[] projection = MediaStore.Video.Media.DATA}; https://blog.csdn.net Convert file: Uri to File in Android - Stack Overflow
What you want is... new File(uri.getPath()); ... and not... new File(uri.toString());. NOTE: url.toString() return a String in the format: "file:///mnt/sdcard/myPicture.jpg" , whereas url.ge... https://stackoverflow.com ola的家: Android小抄_將路徑轉為URI
如果已經取得了檔案的路徑的字串,那怎麼轉成URI呢? String ImagePath = "file://" + 路徑; Uri uri = Uri.parse(ImagePath); 重點在於要加上『file://』,才能成為合法的URI,不然該URI會無法表示相對應的檔案位置。 EX:file:///ola/android.txt 補充: 或是用Environment.... http://wangshifuola.blogspot.c string - Convert a file path to Uri in Android - Stack Overflow
@return The value of the _data column, which is typically a file path. */ public static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) Cursor cursor = null; ... https://stackoverflow.com |