如何使用MediaMetadatareTriever()。SetDatasource(),而MediaStore.audio.media.data被弃用以获取路径
除了涵盖每个图像外,我还试图获取Android设备的所有音频文件。 MediaMetAdatAtareTriever()。SetDataSource()应采取一条路径,但提供路径的MediaStore.Audio.Media.Data已弃用。我尝试了这个,但我接受了IllegalargumentException。我不确定我是否以正确的方式进行操作。这是代码:
import android.content.ContentUris
import android.content.Context
import android.database.Cursor
import android.provider.MediaStore
fun getAllAudioFromDevice(context: Context): List<AudioModel> {
val tempAudioList: MutableList<AudioModel> = ArrayList()
val projection =
arrayOf(MediaStore.Audio.Media._ID, MediaStore.Audio.Media.TITLE, MediaStore.Audio.Media.ALBUM, MediaStore.Audio.Media.ARTIST)
val c: Cursor? =
context.contentResolver.query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, projection, null, null, null)
if (c != null) {
while (c.moveToNext()) {
val mmr = android.media.MediaMetadataRetriever()
val contentUri = ContentUris.withAppendedId(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, c.getLong(0))
mmr.setDataSource(contentUri.path)
val coverImage = mmr.embeddedPicture
val audioModel = AudioModel(contentUri, c.getString(1), c.getString(2), c.getString(3), coverImage)
tempAudioList.add(audioModel)
}
c.close()
}
return tempAudioList
}
I'm trying to get all audio files of an android device in addition to cover image of each one of them. MediaMetadataRetriever().setDataSource() should take a path but MediaStore.Audio.Media.DATA that provides path is deprecated. I tried this but I take IllegalArgumentException. I'm not sure if I'm doing it in the right way or not by the way. This is the code:
import android.content.ContentUris
import android.content.Context
import android.database.Cursor
import android.provider.MediaStore
fun getAllAudioFromDevice(context: Context): List<AudioModel> {
val tempAudioList: MutableList<AudioModel> = ArrayList()
val projection =
arrayOf(MediaStore.Audio.Media._ID, MediaStore.Audio.Media.TITLE, MediaStore.Audio.Media.ALBUM, MediaStore.Audio.Media.ARTIST)
val c: Cursor? =
context.contentResolver.query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, projection, null, null, null)
if (c != null) {
while (c.moveToNext()) {
val mmr = android.media.MediaMetadataRetriever()
val contentUri = ContentUris.withAppendedId(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, c.getLong(0))
mmr.setDataSource(contentUri.path)
val coverImage = mmr.embeddedPicture
val audioModel = AudioModel(contentUri, c.getString(1), c.getString(2), c.getString(3), coverImage)
tempAudioList.add(audioModel)
}
c.close()
}
return tempAudioList
}
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