X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsonitus%2Fdata%2Ffilter%2FExternalMp3Decoder.java;fp=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsonitus%2Fdata%2Ffilter%2FExternalMp3Decoder.java;h=ecdee68112475ee2834e1d0ada85da3ded5310ce;hb=3e7a3956733424c04aaa11de1dfb26719eecb26e;hp=0000000000000000000000000000000000000000;hpb=fcd64fc58fa16983938cfab4510e9cf555e9e1e4;p=sonitus.git
diff --git a/src/main/java/net/pterodactylus/sonitus/data/filter/ExternalMp3Decoder.java b/src/main/java/net/pterodactylus/sonitus/data/filter/ExternalMp3Decoder.java
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+/*
+ * Sonitus - ExternalMp3Decoder.java - Copyright © 2013 David Roden
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
+package net.pterodactylus.sonitus.data.filter;
+
+import static com.google.common.base.Preconditions.*;
+
+import net.pterodactylus.sonitus.data.ConnectException;
+import net.pterodactylus.sonitus.data.Format;
+import net.pterodactylus.sonitus.data.Source;
+
+/**
+ * Basic {@link ExternalFilter} implementation that verifies that the connected
+ * source is MP3-encoded and returns a PCM-encoded stream.
+ *
+ * @author David âBombeâ Roden
+ */
+public class ExternalMp3Decoder extends ExternalFilter {
+
+ /**
+ * Creates a new external MP3 decoder.
+ *
+ * @param binary
+ * The binary to execute
+ * @param parameters
+ * The parameters for the binary
+ */
+ public ExternalMp3Decoder(String binary, Iterable parameters) {
+ super(binary, parameters);
+ }
+
+ @Override
+ public Format format() {
+ return super.format().encoding("PCM");
+ }
+
+ @Override
+ public void connect(Source source) throws ConnectException {
+ checkNotNull(source, "source must not be null");
+ checkState(source.format().encoding().equalsIgnoreCase("MP3"), "source must be MP3-encoded");
+
+ super.connect(source);
+ }
+
+}