began work on adding object to store audio info

2017-05-14 01:28:23 -05:00
parent 5d9a84e9f1
commit 3ef1e1a9a3
3 changed files with 148 additions and 106 deletions
--- a/core/src/zero1hd/polyjet/audio/AudioInfo.java
+++ b/core/src/zero1hd/polyjet/audio/AudioInfo.java
@@ -0,0 +1,122 @@
+package zero1hd.polyjet.audio;
+
+import java.io.IOException;
+
+import org.jaudiotagger.audio.AudioFile;
+import org.jaudiotagger.audio.AudioFileIO;
+import org.jaudiotagger.audio.exceptions.CannotReadException;
+import org.jaudiotagger.audio.exceptions.InvalidAudioFrameException;
+import org.jaudiotagger.audio.exceptions.ReadOnlyFileException;
+import org.jaudiotagger.audio.mp3.MP3File;
+import org.jaudiotagger.audio.wav.WavTag;
+import org.jaudiotagger.tag.FieldKey;
+import org.jaudiotagger.tag.TagException;
+
+import com.badlogic.gdx.Preferences;
+import com.badlogic.gdx.files.FileHandle;
+import com.badlogic.gdx.graphics.Pixmap;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.utils.Disposable;
+
+public class AudioInfo implements Disposable {
+	private long durationInSeconds;
+	private String songName;
+	private Texture albumCover;
+	private String author;
+	private int previousTop;
+	private int ratedDifficulty;
+	private byte[] albumWorkBytes;
+	private boolean invalidMusic;
+	
+	public AudioInfo(FileHandle musicFile, Preferences musicData) {
+		if (musicFile.extension().toLowerCase().equals("mp3")) {
+			MP3File mp3File;
+			try {
+				mp3File = new MP3File(musicFile.file());
+				durationInSeconds = mp3File.getAudioHeader().getTrackLength();
+				
+				if (mp3File.getTag() != null && mp3File.getTag().getFirstArtwork() != null) {
+					albumWorkBytes = mp3File.getTag().getFirstArtwork().getBinaryData();
+				}
+				
+				songName = mp3File.getTag().getFirst(FieldKey.TITLE);
+				author = mp3File.getTag().getFirst(FieldKey.ARTIST);
+			} catch (IOException | TagException | ReadOnlyFileException | InvalidAudioFrameException e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
+			
+		} else {
+			
+			try {
+				AudioFile audioFile = AudioFileIO.read(musicFile.file());
+				WavTag wavTag = (WavTag) AudioFileIO.read(musicFile.file()).getTag();
+				songName = wavTag.getFirst(FieldKey.TITLE);
+				author = wavTag.getFirst(FieldKey.ARTIST);
+				durationInSeconds = audioFile.getAudioHeader().getTrackLength();
+			} catch (CannotReadException | IOException | TagException | ReadOnlyFileException
+					| InvalidAudioFrameException e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
+		}
+		if (durationInSeconds > 60 * 5) {
+			invalidMusic = true;
+		}
+		
+		if (songName == null || songName.isEmpty()) {
+			songName = musicFile.nameWithoutExtension();
+		}
+		
+		previousTop = musicData.getInteger(songName + ":previous top", -1);
+		ratedDifficulty = musicData.getInteger(songName + ":difficulty", -1);
+		
+		if (author == null || author.isEmpty()) {
+			author = "N/A";
+		}
+	}
+	
+	public void setupTexture(Texture defaultAlbumCover) {
+		if (albumWorkBytes != null) {
+			Pixmap albumCoverFromBytes = new Pixmap(albumWorkBytes, 0, albumWorkBytes.length);
+			albumCover = new Texture(albumCoverFromBytes);
+			albumCoverFromBytes.dispose();
+		} else {
+			this.albumCover = defaultAlbumCover;
+		}
+	}
+	
+	public long getDurationInSeconds() {
+		return durationInSeconds;
+	}
+	
+	public String getSongName() {
+		return songName;
+	}
+	
+	public Texture getAlbumCover() {
+		return albumCover;
+	}
+	
+	public String getAuthor() {
+		return author;
+	}
+	
+	public int getPreviousTop() {
+		return previousTop;
+	}
+	
+	public int getRatedDifficulty() {
+		return ratedDifficulty;
+	}
+	
+	public boolean isInvalidMusic() {
+		return invalidMusic;
+	}
+
+	@Override
+	public void dispose() {
+		albumCover.dispose();
+	}
+	
+}