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| *.jar | ||
| *.war | ||
| *.ear | ||
| .idea | ||
| *.iml | ||
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| examples/target | ||
| isoparser/target | ||
| isoparser/aac-sample.mp4 | ||
| isoparser/ac3-sample.mp4 | ||
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79 changes: 79 additions & 0 deletions
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muxer/src/main/java/org/mp4parser/muxer/FileDataSourceViaHeapImpl.java
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| package org.mp4parser.muxer; | ||
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| import com.googlecode.mp4parser.util.Logger; | ||
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| import java.io.File; | ||
| import java.io.FileInputStream; | ||
| import java.io.FileNotFoundException; | ||
| import java.io.IOException; | ||
| import java.nio.ByteBuffer; | ||
| import java.nio.channels.FileChannel; | ||
| import java.nio.channels.WritableByteChannel; | ||
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| import static com.googlecode.mp4parser.util.CastUtils.l2i; | ||
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| public class FileDataSourceViaHeapImpl implements DataSource { | ||
| private static Logger LOG = Logger.getLogger(FileDataSourceViaHeapImpl.class); | ||
| FileChannel fc; | ||
| String filename; | ||
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| public FileDataSourceViaHeapImpl(File f) throws FileNotFoundException { | ||
| this.fc = new FileInputStream(f).getChannel(); | ||
| this.filename = f.getName(); | ||
| } | ||
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| public FileDataSourceViaHeapImpl(String f) throws FileNotFoundException { | ||
| File file = new File(f); | ||
| this.fc = new FileInputStream(file).getChannel(); | ||
| this.filename = file.getName(); | ||
| } | ||
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| public FileDataSourceViaHeapImpl(FileChannel fc) { | ||
| this.fc = fc; | ||
| this.filename = "unknown"; | ||
| } | ||
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| public FileDataSourceViaHeapImpl(FileChannel fc, String filename) { | ||
| this.fc = fc; | ||
| this.filename = filename; | ||
| } | ||
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| public synchronized int read(ByteBuffer byteBuffer) throws IOException { | ||
| return fc.read(byteBuffer); | ||
| } | ||
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| public synchronized long size() throws IOException { | ||
| return fc.size(); | ||
| } | ||
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| public synchronized long position() throws IOException { | ||
| return fc.position(); | ||
| } | ||
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| public synchronized void position(long nuPos) throws IOException { | ||
| fc.position(nuPos); | ||
| } | ||
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| public synchronized long transferTo(long startPosition, long count, WritableByteChannel sink) throws IOException { | ||
| return fc.transferTo(startPosition, count, sink); | ||
| } | ||
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| public synchronized ByteBuffer map(long startPosition, long size) throws IOException { | ||
| ByteBuffer bb = ByteBuffer.allocate(l2i(size)); | ||
| fc.read(bb, startPosition); | ||
| return (ByteBuffer) bb.rewind(); | ||
| } | ||
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| public void close() throws IOException { | ||
| fc.close(); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return filename; | ||
| } | ||
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| } |
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