Index: src/test/java/org/apache/tika/parser/audio/MidiParserTest.java =================================================================== --- src/test/java/org/apache/tika/parser/audio/MidiParserTest.java (revision 0) +++ src/test/java/org/apache/tika/parser/audio/MidiParserTest.java (revision 0) @@ -0,0 +1,44 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.tika.parser.audio; + +import java.io.InputStream; + +import junit.framework.TestCase; + +import org.apache.tika.metadata.Metadata; +import org.apache.tika.parser.Parser; +import org.xml.sax.helpers.DefaultHandler; + +public class MidiParserTest extends TestCase { + + private final Parser parser = new MidiParser(); + + public void testMID() throws Exception { + Metadata metadata = new Metadata(); + metadata.set(Metadata.CONTENT_TYPE, "audio/midi"); + InputStream stream = getClass().getResourceAsStream( + "/test-documents/testMID.mid"); + + parser.parse(stream, new DefaultHandler(), metadata); + + assertEquals("2", metadata.get("tracks")); + assertEquals("0", metadata.get("patches")); + assertEquals("PRQ", metadata.get("divisionType")); + + } +} Index: src/test/java/org/apache/tika/parser/audio/AudioParserTest.java =================================================================== --- src/test/java/org/apache/tika/parser/audio/AudioParserTest.java (revision 0) +++ src/test/java/org/apache/tika/parser/audio/AudioParserTest.java (revision 0) @@ -0,0 +1,76 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.tika.parser.audio; + +import java.io.InputStream; + +import junit.framework.TestCase; + +import org.apache.tika.metadata.Metadata; +import org.apache.tika.parser.Parser; +import org.xml.sax.helpers.DefaultHandler; + +public class AudioParserTest extends TestCase { + + private final Parser parser = new AudioParser(); + + public void testWAV() throws Exception { + Metadata metadata = new Metadata(); + metadata.set(Metadata.CONTENT_TYPE, "audio/x-wav"); + InputStream stream = getClass().getResourceAsStream( + "/test-documents/testWAV.wav"); + + parser.parse(stream, new DefaultHandler(), metadata); + + assertEquals("44100", metadata.get("samplerate")); + assertEquals("2", metadata.get("channels")); + assertEquals("16", metadata.get("bits")); + assertEquals("PCM_SIGNED", metadata.get("encoding")); + + } + + public void testAIFF() throws Exception { + Metadata metadata = new Metadata(); + metadata.set(Metadata.CONTENT_TYPE, "audio/x-aiff"); + InputStream stream = getClass().getResourceAsStream( + "/test-documents/testAIFF.aif"); + + parser.parse(stream, new DefaultHandler(), metadata); + + assertEquals("44100", metadata.get("samplerate")); + assertEquals("2", metadata.get("channels")); + assertEquals("16", metadata.get("bits")); + assertEquals("PCM_SIGNED", metadata.get("encoding")); + + } + + public void testAU() throws Exception { + Metadata metadata = new Metadata(); + metadata.set(Metadata.CONTENT_TYPE, "audio/basic"); + InputStream stream = getClass().getResourceAsStream( + "/test-documents/testAU.au"); + + parser.parse(stream, new DefaultHandler(), metadata); + + assertEquals("44100", metadata.get("samplerate")); + assertEquals("2", metadata.get("channels")); + assertEquals("16", metadata.get("bits")); + assertEquals("PCM_SIGNED", metadata.get("encoding")); + + } + +} Index: src/test/resources/test-documents/testMID.mid =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Property changes on: src/test/resources/test-documents/testMID.mid ___________________________________________________________________ Added: svn:mime-type + application/octet-stream Index: src/test/resources/test-documents/testWAV.wav =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Property changes on: src/test/resources/test-documents/testWAV.wav ___________________________________________________________________ Added: svn:mime-type + application/octet-stream Index: src/test/resources/test-documents/testMP3.mp3 =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Index: src/test/resources/test-documents/testAIFF.aif =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Property changes on: src/test/resources/test-documents/testAIFF.aif ___________________________________________________________________ Added: svn:mime-type + application/octet-stream Index: src/test/resources/test-documents/testAU.au =================================================================== Cannot display: file marked as a binary type. svn:mime-type = application/octet-stream Property changes on: src/test/resources/test-documents/testAU.au ___________________________________________________________________ Added: svn:mime-type + application/octet-stream Index: src/main/java/org/apache/tika/parser/audio/MidiParser.java =================================================================== --- src/main/java/org/apache/tika/parser/audio/MidiParser.java (revision 0) +++ src/main/java/org/apache/tika/parser/audio/MidiParser.java (revision 0) @@ -0,0 +1,78 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.tika.parser.audio; + +import java.io.IOException; +import java.io.InputStream; +import java.util.HashMap; + +import javax.sound.midi.InvalidMidiDataException; +import javax.sound.midi.MidiSystem; +import javax.sound.midi.Sequence; + +import org.apache.tika.exception.TikaException; +import org.apache.tika.metadata.Metadata; +import org.apache.tika.parser.Parser; +import org.apache.tika.sax.XHTMLContentHandler; +import org.xml.sax.ContentHandler; +import org.xml.sax.SAXException; + +public class MidiParser implements Parser { + + public void parse(InputStream stream, ContentHandler handler, + Metadata metadata) throws IOException, SAXException, TikaException { + parse(stream, metadata); + XHTMLContentHandler xhtml = new XHTMLContentHandler(handler, metadata); + xhtml.startDocument(); + xhtml.endDocument(); + } + + private static HashMap divisionTypes = new HashMap(); + + static { + divisionTypes.put(Sequence.PPQ, "PRQ"); + divisionTypes.put(Sequence.SMPTE_24, "SMPTE_24"); + divisionTypes.put(Sequence.SMPTE_25, "SMPTE_25"); + divisionTypes.put(Sequence.SMPTE_30, "SMPTE_30"); + divisionTypes.put(Sequence.SMPTE_30DROP, "SMPTE_30DROP"); + } + + public void parse(InputStream stream, Metadata metadata) + throws IOException, TikaException { + String type = metadata.get(Metadata.CONTENT_TYPE); + if (type != null) { + + try { + + Sequence sequence = MidiSystem.getSequence(stream); + + metadata.set("tracks", Integer + .toString(sequence.getTracks().length)); + + metadata.set("patches", Integer.toString(sequence + .getPatchList().length)); + + metadata.set("divisionType", divisionTypes.get(sequence + .getDivisionType())); + + } catch (InvalidMidiDataException e) { + // cannot parse format + } + + } + } +} Index: src/main/java/org/apache/tika/parser/audio/AudioParser.java =================================================================== --- src/main/java/org/apache/tika/parser/audio/AudioParser.java (revision 0) +++ src/main/java/org/apache/tika/parser/audio/AudioParser.java (revision 0) @@ -0,0 +1,85 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.tika.parser.audio; + +import java.io.IOException; +import java.io.InputStream; +import java.util.Map.Entry; + +import javax.sound.sampled.AudioFileFormat; +import javax.sound.sampled.AudioFormat; +import javax.sound.sampled.AudioSystem; +import javax.sound.sampled.UnsupportedAudioFileException; + +import org.apache.tika.exception.TikaException; +import org.apache.tika.metadata.Metadata; +import org.apache.tika.parser.Parser; +import org.apache.tika.sax.XHTMLContentHandler; +import org.xml.sax.ContentHandler; +import org.xml.sax.SAXException; + +public class AudioParser implements Parser { + + public void parse(InputStream stream, ContentHandler handler, + Metadata metadata) throws IOException, SAXException, TikaException { + parse(stream, metadata); + XHTMLContentHandler xhtml = new XHTMLContentHandler(handler, metadata); + xhtml.startDocument(); + xhtml.endDocument(); + } + + public void parse(InputStream stream, Metadata metadata) + throws IOException, TikaException { + String type = metadata.get(Metadata.CONTENT_TYPE); + if (type != null) { + try { + + AudioFileFormat fileFormat = AudioSystem + .getAudioFileFormat(stream); + + AudioFormat format = fileFormat.getFormat(); + + metadata.set("samplerate", Integer.toString((int) format + .getSampleRate())); + metadata + .set("channels", Integer.toString(format.getChannels())); + metadata.set("bits", Integer.toString(format + .getSampleSizeInBits())); + metadata.set("encoding", format.getEncoding().toString()); + + // Javadoc suggests that some of the following properties might + // be available, but I had no success in finding any: + + // "duration" Long playback duration of the file in microseconds + // "author" String name of the author of this file + // "title" String title of this file + // "copyright" String copyright message + // "date" Date date of the recording or release + // "comment" String an arbitrary text + + for (Entry entry : format.properties() + .entrySet()) { + metadata.set(entry.getKey(), entry.getValue().toString()); + } + + } catch (UnsupportedAudioFileException e) { + // cannot parse, unknown format + } + + } + } +} Index: src/main/resources/tika-config.xml =================================================================== --- src/main/resources/tika-config.xml (revision 695251) +++ src/main/resources/tika-config.xml (working copy) @@ -125,6 +125,19 @@ audio/mpeg + + + application/x-midi + audio/midi + + + + audio/basic + audio/x-wav + audio/x-aiff + + + \ No newline at end of file