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fix: fixed application logic of Replay Gain

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This commit is contained in:
antonio 2023-09-08 10:51:09 +02:00
parent fdc8c50d25
commit dee60e5e8f
3 changed files with 83 additions and 10 deletions
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81
app/src/main/java/com/cappielloantonio/tempo/util/ReplayGainUtil.java
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@ -1,6 +1,9 @@
package com.cappielloantonio.tempo.util;
import android.util.Log;
import androidx.annotation.OptIn;
import androidx.media3.common.MediaItem;
import androidx.media3.common.Metadata;
import androidx.media3.common.Tracks;
import androidx.media3.common.util.UnstableApi;
@ -14,6 +17,8 @@ import java.util.Objects;
@OptIn(markerClass = UnstableApi.class)
public class ReplayGainUtil {
private static final String TAG = "ReplayGainUtil";
private static final String[] tags = {"REPLAYGAIN_TRACK_GAIN", "REPLAYGAIN_ALBUM_GAIN", "R128_TRACK_GAIN", "R128_ALBUM_GAIN"};
public static void setReplayGain(ExoPlayer player, Tracks tracks) {
@ -105,13 +110,77 @@ public class ReplayGainUtil {
}
private static void applyReplayGain(ExoPlayer player, List<ReplayGain> gains) {
if (Objects.equals(Preferences.getReplayGainMode(), "disabled") || gains.size() == 0) {
setReplayGain(player, 0f);
} else if (Objects.equals(Preferences.getReplayGainMode(), "track")) {
setReplayGain(player, gains.get(0).getTrackGain() != 0f ? gains.get(0).getTrackGain() : gains.get(0).getAlbumGain());
} else if (Objects.equals(Preferences.getReplayGainMode(), "album")) {
setReplayGain(player, gains.get(0).getAlbumGain() != 0f ? gains.get(0).getAlbumGain() : gains.get(0).getTrackGain());
if (Objects.equals(Preferences.getReplayGainMode(), "auto")) {
if(areTracksConsecutive(player)) {
setAutoReplayGain(player, gains);
} else {
setTrackReplayGain(player, gains);
}
return;
}
if (Objects.equals(Preferences.getReplayGainMode(), "disabled") || gains.size() == 0) {
setNoReplayGain(player);
return;
}
if (Objects.equals(Preferences.getReplayGainMode(), "track")) {
setTrackReplayGain(player, gains);
return;
}
if (Objects.equals(Preferences.getReplayGainMode(), "album")) {
setAlbumReplayGain(player, gains);
return;
}
setNoReplayGain(player);
}
private static void setNoReplayGain(ExoPlayer player) {
setReplayGain(player, 0f);
}
private static void setTrackReplayGain(ExoPlayer player, List<ReplayGain> gains) {
float trackGain = gains.get(0).getTrackGain() != 0f ? gains.get(0).getTrackGain() : gains.get(1).getTrackGain();
Log.d(TAG, "setTrackReplayGain()");
Log.d(TAG, String.valueOf(trackGain));
setReplayGain(player, trackGain != 0f ? trackGain : 0f);
}
private static void setAlbumReplayGain(ExoPlayer player, List<ReplayGain> gains) {
float albumGain = gains.get(0).getAlbumGain() != 0f ? gains.get(0).getAlbumGain() : gains.get(1).getAlbumGain();
Log.d(TAG, "setAlbumReplayGain()");
Log.d(TAG, String.valueOf(albumGain));
setReplayGain(player, albumGain != 0f ? albumGain : 0f);
}
private static void setAutoReplayGain(ExoPlayer player, List<ReplayGain> gains) {
float albumGain = gains.get(0).getAlbumGain() != 0f ? gains.get(0).getAlbumGain() : gains.get(1).getAlbumGain();
float trackGain = gains.get(0).getTrackGain() != 0f ? gains.get(0).getTrackGain() : gains.get(1).getTrackGain();
Log.d(TAG, "setAutoReplayGain()");
Log.d(TAG, String.valueOf(albumGain));
Log.d(TAG, String.valueOf(trackGain));
setReplayGain(player, albumGain != 0f ? albumGain : trackGain);
}
private static boolean areTracksConsecutive(ExoPlayer player) {
MediaItem currentMediaItem = player.getCurrentMediaItem();
int currentMediaItemIndex = player.getCurrentMediaItemIndex();
MediaItem pastMediaItem = currentMediaItemIndex > 0 ? player.getMediaItemAt(currentMediaItemIndex - 1) : null;
return currentMediaItem != null &&
pastMediaItem != null &&
pastMediaItem.mediaMetadata.albumTitle != null &&
currentMediaItem.mediaMetadata.albumTitle != null &&
pastMediaItem.mediaMetadata.albumTitle.toString().equals(currentMediaItem.mediaMetadata.albumTitle.toString());
}
private static void setReplayGain(ExoPlayer player, float gain) {

6
app/src/main/res/values-de/arrays.xml
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@ -144,12 +144,14 @@
<string-array name="replay_gain_titles">
<item>Deaktiviert</item>
<item>Track bevorzugt</item>
<item>Album bevorzugt</item>
<item>Track</item>
<item>Album</item>
<item>Auto</item>
</string-array>
<string-array name="replay_gain_values">
<item>disabled</item>
<item>track</item>
<item>album</item>
<item>auto</item>
</string-array>
</resources>

6
app/src/main/res/values/arrays.xml
View file

@ -188,13 +188,15 @@
<string-array name="replay_gain_titles">
<item>Disabled</item>
<item>Track preferred</item>
<item>Album preferred</item>
<item>Track</item>
<item>Album</item>
<item>Auto</item>
</string-array>
<string-array name="replay_gain_values">
<item>disabled</item>
<item>track</item>
<item>album</item>
<item>auto</item>
</string-array>
<string-array name="transcoded_download_option_list_titles">