Alle Sound-Dateien / -Informationen aus sdcard und external-sdcard erhalten

1package de.mymusic.classes;
2
3import android.content.*;
4import android.graphics.*;
5import android.media.*;
6import android.os.*;
7import android.widget.*;
8import de.mymusic.adapters.*;
9import java.io.*;
10import java.util.*;
11
12public class MusicManager
13{
14
15 public static ArrayList<String> getAllSoundsInExternalStorage() {
16 ArrayList<String> result = getAllSoundsInFolder(new File(Environment.getExternalStorageDirectory() + File.separator).getParent());
17
18 return result;
19 }
20
21 public static ArrayList<String> getAllSoundsInFolder(String path) {
22 ArrayList<String> result = new ArrayList<String>();
23
24 for(File f : new File(path).listFiles()) {
25 try {
26 if(f.isDirectory()) {
27 for(String f2 : getAllSoundsInFolder(f.getPath())) {
28 result.add(f2);
29 }
30 } else if(f.getName().endsWith(".mp3")) {
31 result.add(f.getPath());
32 }/* else if(f.getName().endsWith(".m4a")) {
33 result.add(f.getPath());
34 }*/
35 } catch(Exception e) {
36
37 }
38 }
39
40 return result;
41 }
42
43 public static ArrayList<SoundItem> buildTitleList(Context c, ArrayList<String> soundFiles) {
44 ArrayList<SoundItem> result = new ArrayList<SoundItem>();
45
46 for(String f : soundFiles) {
47 try {
48 MediaMetadataRetriever rec = new MediaMetadataRetriever();
49 rec.setDataSource(f);
50
51 Float time = Float.valueOf(rec.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION));
52 time = time / 1000 / 60;
53
54 SoundItem adding = new SoundItem((rec.extractMetadata(MediaMetadataRetriever.METADATA_KEY_TITLE) == null ? new File(f).getName().replace(".mp3", "").replace(".m4a", "") : rec.extractMetadata(MediaMetadataRetriever.METADATA_KEY_TITLE)), rec.extractMetadata(MediaMetadataRetriever.METADATA_KEY_ARTIST), rec.extractMetadata(MediaMetadataRetriever.METADATA_KEY_ALBUM), time, f);
55 try {
56 adding.setCover(BitmapFactory.decodeByteArray(rec.getEmbeddedPicture(), 0, rec.getEmbeddedPicture().length));
57 } catch(Exception e) {
58
59 }
60 result.add(adding);
61 } catch(Exception e) {
62
63 }
64 }
65
66 return result;
67 }
68
69}