ctbrec-5.3.2-experimental/src/main/java/ctbrec/recorder/SegmentMerger.java

52 lines
1.9 KiB
Java

package ctbrec.recorder;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.List;
import com.iheartradio.m3u8.Encoding;
import com.iheartradio.m3u8.Format;
import com.iheartradio.m3u8.ParseException;
import com.iheartradio.m3u8.PlaylistException;
import com.iheartradio.m3u8.PlaylistParser;
import com.iheartradio.m3u8.data.MediaPlaylist;
import com.iheartradio.m3u8.data.Playlist;
import com.iheartradio.m3u8.data.TrackData;
public class SegmentMerger {
private int lastPercentage;
public void merge(File recDir, File targetFile) throws IOException, ParseException, PlaylistException {
if (targetFile.exists()) {
return;
}
File playlistFile = new File(recDir, "playlist.m3u8");
try (FileInputStream fin = new FileInputStream(playlistFile); FileOutputStream fos = new FileOutputStream(targetFile)) {
PlaylistParser parser = new PlaylistParser(fin, Format.EXT_M3U, Encoding.UTF_8);
Playlist playlist = parser.parse();
MediaPlaylist mediaPlaylist = playlist.getMediaPlaylist();
List<TrackData> tracks = mediaPlaylist.getTracks();
for (int i = 0; i < tracks.size(); i++) {
TrackData trackData = tracks.get(i);
File segment = new File(recDir, trackData.getUri());
try (FileInputStream segmentStream = new FileInputStream(segment)) {
int length = -1;
byte[] b = new byte[1024 * 1024];
while ((length = segmentStream.read(b)) >= 0) {
fos.write(b, 0, length);
}
lastPercentage = (int) (i * 100.0 / tracks.size());
}
}
}
}
public int getProgress() {
return lastPercentage;
}
}