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我有一個應用程序(android)必須列出所有由我的應用程序創建的錄製的音頻,並且在此路徑上:Dir_recorded_audios意思是這樣的:/mnt/sdcard /我的音頻/ 我需要諸如音頻的DURATION之類的一些細節。它有什麼問題? 太多,我讀了這些鏈接:光標爲我的audios dosnt工作在我的folder.how它工作嗎?(已解決)
Construct MediaStore URI for specific folder
Empty cursor from the MediaStore
Get all audio files from a folder
,但我很confused.any幫助將讓我happy.this nesseray我知道的問題,正確的solveing我很感謝你。 在這裏是我的完整代碼:
enter code herepublic static void getAllRecordedAudios(Context context)
{
String name="";
String format="";
String path="";
String size="";
String totalTime="";
String createTime="";
String createDate="";
String[] star={"*"};
Cursor audioCursor = ((Activity)context). managedQuery(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,star, null, null, null);
if (audioCursor==null)
Log.d("audio cursor is null","");
if (audioCursor != null)
{
if (audioCursor.moveToFirst())
{
do
{
String path = audioCursor.getString(audioCursor.getColumnIndex(MediaStore.Audio.Media.DATA));
name=audioCursor.getString(audioCursor.getColumnIndex(MediaStore.Audio.Media.DISPLAY_NAME));
String str_duration=audioCursor.getString(audioCursor.getColumnIndex(MediaStore.Audio.Media.DURATION));
totalTime=SDcard.CalTotalTime(Integer.valueOf(str_duration));
String last =audioCursor.getString(audioCursor.getColumnIndex(MediaStore.Audio.Media.DATE_MODIFIED));
createDate=last;
size=audioCursor.getString(audioCursor.getColumnIndex(MediaStore.Audio.Media.SIZE));
format=SDcard.getFormat(current_path);
Log.d("************", "**************");
Log.d("name", name);
Log.d("format", format);
Log.d("path",path);
Log.d("totalTime", totalTime);
Log.d("size", size);
Log.d("createTime", createTime);
Log.d("createdate", createDate);
StructureDetails audioDetails=new StructureDetails(name, format, path,totalTime , size , createTime , createDate);
ArrayManager.Add_ThisAudio_ToArrayRecorded(audioDetails);
}while (audioCursor.moveToNext());
}
audioCursor.close();
}
}
您可以播放歌曲嗎?或者你的問題是從'sd卡'抓歌? –
你可以接受你的答案,我們可以投你一票 –
謝謝.................... –