Java AudioTrack类代码示例

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@PostMapping(value = "/decodetracks", consumes = "application/json", produces = "application/json")
@ResponseBody
public String postDecodeTracks(HttpServletRequest request, HttpServletResponse response, @RequestBody String body) throws IOException {
    log(request);

    if (!isAuthorized(request, response))
        return "";

    JSONArray requestJSON = new JSONArray(body);
    JSONArray responseJSON = new JSONArray();

    for (int i = 0; i < requestJSON.length(); i++) {
        String track = requestJSON.getString(i);
        AudioTrack audioTrack = Util.toAudioTrack(track);

        JSONObject infoJSON = trackToJSON(audioTrack);
        JSONObject trackJSON = new JSONObject()
                .put("track", track)
                .put("info", infoJSON);

        responseJSON.put(trackJSON);
    }

    return responseJSON.toString();
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
private boolean compareTracks(AudioTrack track1, AudioTrack track2) {
    if (Objects.equals(track1, track2)) {
        return true;
    }
    AudioTrackInfo info1 = track1.getInfo();
    AudioTrackInfo info2 = track2.getInfo();
    if (info1 != null && info2 != null) {
        return Objects.equals(info1.uri, info2.uri)
                && Objects.equals(info1.uri, info2.uri)
                && Objects.equals(info1.title, info2.title)
                && Objects.equals(info1.author, info2.author)
                && Objects.equals(info1.identifier, info2.identifier)
                && Objects.equals(info1.length, info2.length)
                && Objects.equals(info1.isStream, info2.isStream);
    }
    return Objects.equals(info1, info1);
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public final void onTrackStart(AudioPlayer player, AudioTrack track) {
    SupremeBot.setStatus(track.getInfo().title);
    System.out.println("voiceChannel: " + voiceChannel);
    if (voiceChannel == null) { //FIXME Wtf why would this happen??!
        try {
            if (player.getPlayingTrack() != null) {
                player.stopTrack();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    } else {
        setVoiceChannel(voiceChannel);
    }
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public void playTrack(AudioTrack track) {
    try {
        position = track.getPosition();
        TrackData trackData = track.getUserData(TrackData.class);

        JSONObject json = new JSONObject();
        json.put("op", "play");
        json.put("guildId", link.getGuildId());
        json.put("track", LavalinkUtil.toMessage(track));
        json.put("startTime", position);
        if (trackData != null) {
            json.put("startTime", trackData.startPos);
            json.put("endTime", trackData.endPos);
        }
        json.put("pause", paused);
        link.getNode(true).send(json.toString());
        updateTime = System.currentTimeMillis();
        this.track = track;
        emitEvent(new TrackStartEvent(this, track));
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public void onTrackEnd(AudioPlayer player, AudioTrack track, AudioTrackEndReason endReason) {
    if (endReason.mayStartNext) {
        if (manager.isRepeatQueue()) {
            queue.offer(new AudioTrackContainer(track.makeClone(), getAudioTrackContainer().getRequester()));
        }

        nextTrack();
        return;
    }

    if (endReason.equals(AudioTrackEndReason.FINISHED) && queue.isEmpty()) {
        if (manager.getLastActiveMessage() != null) {
            service.submit(this::handleEndOfQueueWithLastActiveMessage);
        }
    }
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
/**
 * Resorts the playlist
 */
public void resort() {
    synchronized (this) {
        // Insertion sort the playlist according to https://en.wikipedia.org/wiki/Insertion_sort
        AudioTrack[] tracks = sortedPlaylist.toArray(new AudioTrack[sortedPlaylist.size()]);
        for (int i = 1; i < tracks.length; i++) {
            AudioTrack x = tracks[i];
            int j = i - 1;
            while (j >= 0 && compareByVotesAndID.compare(tracks[j], x) > 0) {
                tracks[j + 1] = tracks[j];
                j--;
            }
            tracks[j + 1] = x;
        }

        sortedPlaylist = new ArrayList<>(Arrays.asList(tracks));

        RequestSender.broadcastPlaylist();
    }
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
public boolean queueTrack(AudioTrack track, CommandEvent event, Message m) {
	if (event.getMember().getVoiceState().getChannel() == null) {
		m.editMessage(event.getClient().getWarning() + " You are not in a voice channel! Please join one to use this command.").queue();
		return false;
	}
	else if (!event.getSelfMember().hasPermission(event.getMember().getVoiceState().getChannel(), Permission.VOICE_CONNECT)) {
		m.editMessage(event.getClient().getWarning() + " I don't have permission to join your voice channel. :cry:").queue();
		return false;
	}
	else if (!event.getSelfMember().hasPermission(event.getMember().getVoiceState().getChannel(), Permission.VOICE_SPEAK)){
		m.editMessage(event.getClient().getWarning() + " I don't have permission to speak in your voice channel. :cry:").queue();
		return false;
	}
	else {
		getHandler(event.getGuild()).queueTrack(track, event.getAuthor().getIdLong());
		if (!event.getGuild().getAudioManager().isConnected()) {
			event.getGuild().getAudioManager().openAudioConnection(event.getMember().getVoiceState().getChannel());
		}
		return true;
	}
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public void onTrackException(AudioPlayer player, AudioTrack track, FriendlyException exception) {
    JSONObject out = new JSONObject();
    out.put("op", "event");
    out.put("type", "TrackExceptionEvent");
    out.put("guildId", linkPlayer.getGuildId());
    try {
        out.put("track", Util.toMessage(track));
    } catch (IOException e) {
        out.put("track", JSONObject.NULL);
    }

    out.put("error", exception.getMessage());

    linkPlayer.getSocket().getSocket().send(out.toString());
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public void trackLoaded(AudioTrack track) {
    if (!canQueueTrack(track, e.getAuthor().getIdLong())) {
        e.getChannel().sendMessage(new EmbedBuilder()
                .setColor(JukeBot.embedColour)
                .setTitle("Track Unavailable")
                .setDescription("This track exceeds certain limits. [Remove these limits by donating!](https://patreon.com/Devoxin)")
                .build()
        ).queue();
        return;
    }

    if (musicManager.addToQueue(track, e.getAuthor().getIdLong()))
        e.getChannel().sendMessage(new EmbedBuilder()
                .setColor(JukeBot.embedColour)
                .setTitle("Track Enqueued")
                .setDescription(track.getInfo().title)
                .build()
        ).queue();
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
private boolean canQueueTrack(AudioTrack track, long requesterID) {
    final int trackLength = (int) Math.ceil(track.getDuration() / 1000);
    final int requesterTier = permissions.getTierLevel(requesterID);

    /* 7500 = ~ 2 hours
     * 18500 = ~ 5 hours
     */

    int maxTrackDuration = 7500;
    if (requesterTier == 1)
        maxTrackDuration = 18500;
    if (requesterTier >= 2)
        maxTrackDuration = Integer.MAX_VALUE;

    return !JukeBot.limitationsEnabled || (track.getInfo().isStream && requesterTier != 0) || trackLength <= maxTrackDuration;
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
/**
 * Returns the next track in order.
 *
 * @return the next track in order, or null if the playlist is empty
 */
public AudioTrack poll() {
    synchronized (this) {
        if (sortedPlaylist.isEmpty()) {
            // Broadcast to users
            JsonObject data = new JsonObject();

            data.addProperty("state", "stopped");
            data.add("track", null);
            WsPackage.create().resource(Server.Resource.PLAYER).action(Server.Action.DATA).data(data).broadcast();

            return null;
        }
        AudioTrack track = sortedPlaylist.remove(0);
        trackSet.remove(((AudioTrackMetaData) track.getUserData()).getTrackID());

        RequestSender.broadcastPlaylist();

        return track;
    }
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public void onTrackStuck(AudioPlayer player, AudioTrack track, long thresholdMs) {
    log.warn(track.getInfo().title + " got stuck! Threshold surpassed: " + thresholdMs);

    JSONObject out = new JSONObject();
    out.put("op", "event");
    out.put("type", "TrackStuckEvent");
    out.put("guildId", linkPlayer.getGuildId());
    try {
        out.put("track", Util.toMessage(track));
    } catch (IOException e) {
        out.put("track", JSONObject.NULL);
    }

    out.put("thresholdMs", thresholdMs);

    linkPlayer.getSocket().getSocket().send(out.toString());
    SocketServer.sendPlayerUpdate(linkPlayer.getSocket().getSocket(), linkPlayer);
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public void onTrackStart(AudioPlayer player, AudioTrack track) {
    deletePlayingMessage();
    guildMusicPlayer.textChannel.sendMessage("Now playing " + track.getInfo().title).queue(m->
        playingMessageId = m.getIdLong()
    );
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public final void onTrackEnd(AudioPlayer player, AudioTrack track, AudioTrackEndReason endReason) {
    if (endReason != AudioTrackEndReason.REPLACED) {
        if (loopType.isLoop() && loopType.isSingle()) {
            player.playTrack(track.makeClone());
        } else {
            playNext();
        }
    }
}
 

import com.sedmelluq.discord.lavaplayer.track.AudioTrack; //导入依赖的package包/类
@Override
public void onTrackEnd(AudioPlayer player, AudioTrack track, AudioTrackEndReason endReason) {
    // Only start the next track if the end reason is suitable for it (FINISHED or LOAD_FAILED)
    if (endReason.mayStartNext) {
        nextTrack();
    }
}