我有以下代码来获取所有OPUS
音频文件,它适用于除一个目录以外的所有文件,即WhatsApp Voice Notes
. 虽然下的音频文件WhatsApp Audio
被成功提取。我是否缺少访问内部文件的任何限制/权限WhatsApp Voice Notes
?
private fun readAllOpusFiles() {
val resolver = this.contentResolver
val uri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI
val projection = arrayOf(MediaStore.Audio.Media._ID,
MediaStore.Audio.Media.RELATIVE_PATH,
MediaStore.Audio.Media.DISPLAY_NAME,
MediaStore.Audio.Media.SIZE,
MediaStore.Audio.Media.MIME_TYPE,
MediaStore.Audio.Media.DATE_MODIFIED)
val cursor = resolver.query(uri, projection, null, null, null, null)
if (cursor != null && cursor.moveToFirst()) {
do {
val id = cursor.getColumnIndex(MediaStore.Audio.Media._ID)
val name = cursor.getColumnIndex(MediaStore.Audio.Media.DISPLAY_NAME)
var path = cursor.getColumnIndex(MediaStore.Audio.Media.RELATIVE_PATH)
Log.d("File ID: ", cursor.getString(id))
Log.d("File Name: ", cursor.getString(name))
if (cursor.getString(path) != null) {
Log.d("File Path: ", cursor.getString(path))
}
} while (cursor.moveToNext())
}
}
PS:在 Android 10 及之前的版本中,我可以通过循环访问android:requestLegacyExternalStorage="true"
清单及以下使用的所有文件,uri
listFiles
file
val uri = URI.create("file:///storage/emulated/0/WhatsApp/Media/WhatsApp%20Voice%20Notes")
val file = File(uri)