65 lines
1.4 KiB
Java
65 lines
1.4 KiB
Java
package net.filebot.subtitle;
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import static net.filebot.util.StringUtilities.*;
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import java.util.ArrayList;
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import java.util.List;
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public class MicroDVDReader extends SubtitleReader {
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private double fps = 23.976;
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public MicroDVDReader(Readable source) {
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super(source);
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}
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@Override
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public SubtitleElement readNext() throws Exception {
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String line = scanner.nextLine();
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List<String> properties = new ArrayList<String>(2);
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int from = 0;
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while (from < line.length() && line.charAt(from) == '{') {
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int to = line.indexOf('}', from + 1);
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// no more properties
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if (to < from)
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break;
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// extract property
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properties.add(line.substring(from + 1, to));
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// skip property
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from = to + 1;
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}
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if (properties.size() < 2) {
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// ignore illegal lines
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return null;
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}
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int startFrame = Integer.parseInt(properties.get(0));
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int endFrame = Integer.parseInt(properties.get(1));
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String text = line.substring(from).trim();
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// cancel format markers
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text = text.replaceAll("\\{[^\\}]*\\}", "");
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if (startFrame == 1 && endFrame == 1) {
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// override fps
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fps = Double.parseDouble(text);
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// ignore line
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return null;
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}
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// translate '|' to new lines
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String[] lines = PIPE.split(text);
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// convert frame interval to time interval
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return new SubtitleElement(Math.round(startFrame * fps), Math.round(endFrame * fps), join(lines, "\n"));
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}
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}
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