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subtitle.pde
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subtitle.pde
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/**
* @brief Class encapsulates a single newfor subtitle event.
* An event consists of up to 7 rows of subtitles.
* An on time and an off time/
*/
public class Subtitle
{
private int index;
private BufferedReader _in;
private int _subsCount;
private String[] _subs;
// Time start
private int _startTime; // Time in milliseconds
private int _endTime;
private int _offsetTime; // The offset from program time millis()
private String _sStart;
private String _sEnd;
// Time end
public Subtitle(String filename)
{
_in=createReader(filename);
_subs=new String[8];
_offsetTime=millis(); // When we load subs, make them start from now.
_sStart="00:00:00,000";
_sEnd="00:00:00,000";
}
/**
* @return Record number or 0 if ended or failed.
*/
public int readRecord()
{
// First is the event number
String s=_nextLine();
_subsCount=0;
index=int(s);
// The event timing
s=_nextLine();
// @todo: Decode the timing
// A sample of timing:
// Start time and remove time
// 00:02:17,440 --> 00:02:20,375
int n=s.indexOf("-->");
_sStart=trim(s.substring(0,n));
_sEnd= trim(s.substring(n+3));
String[] bits=splitTokens(_sStart,",");
String[] t=splitTokens(bits[0],":");
_startTime=int(t[0]); // hour
_startTime=_startTime*60+int(t[1]); // minute
_startTime=_startTime*60+int(t[2]); // second
_startTime=_startTime*1000+int(bits[1]);
bits=splitTokens(_sEnd,",");
t=splitTokens(bits[0],":");
_endTime=int(t[0]); // hour
_endTime=_endTime*60+int(t[1]); // minute
_endTime=_endTime*60+int(t[2]); // second
_endTime=_endTime*1000+int(bits[1]);
println("Start time="+_startTime+" End time="+_endTime);
for (int i=0;i<8;i++)
{
s=_nextLine();
if (s==null) return 0;
if (s.equals("")) break;
_subsCount++;
_subs[i]=s;
}
return index;
}
/**
*
* @param line Line number to load
* @return Get a line
*/
public String getLine(int line)
{
if (line>=_subsCount)
return "Line out of range";
return _subs[line];
}
/**
* @return Line count for this subtitle
*/
public int getCount()
{
return _subsCount;
}
/**
* \return the next string from the subtitle file
*/
private String _nextLine()
{
String line="?";
try
{
line=_in.readLine();
}
catch (IOException e)
{
e.printStackTrace();
line = null;
}
System.out.println(line);
if (line == null) {
// Stop reading because of an error or file is empty
noLoop();
}
return line;
}
public int startSub()
{
return _startTime;
}
public int endSub()
{
return _endTime;
}
public int offset()
{
return _offsetTime;
}
public void SetOffset(int t)
{
_offsetTime=t;
}
public String getStartString()
{
return _sStart;
}
public String getEndString()
{
return _sEnd;
}
}