com.google.android.exoplayer2.util.LongArray Java Examples

The following examples show how to use com.google.android.exoplayer2.util.LongArray. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: SsaDecoder.java    From TelePlus-Android with GNU General Public License v2.0 6 votes vote down vote up 
@Override
protected SsaSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();

  ParsableByteArray data = new ParsableByteArray(bytes, length);
  if (!haveInitializationData) {
    parseHeader(data);
  }
  parseEventBody(data, cues, cueTimesUs);

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SsaSubtitle(cuesArray, cueTimesUsArray);
}
Example #2
Source File: SsaDecoder.java    From Telegram with GNU General Public License v2.0 6 votes vote down vote up 
@Override
protected SsaSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();

  ParsableByteArray data = new ParsableByteArray(bytes, length);
  if (!haveInitializationData) {
    parseHeader(data);
  }
  parseEventBody(data, cues, cueTimesUs);

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SsaSubtitle(cuesArray, cueTimesUsArray);
}
Example #3
Source File: SsaDecoder.java    From TelePlus-Android with GNU General Public License v2.0 6 votes vote down vote up 
@Override
protected SsaSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();

  ParsableByteArray data = new ParsableByteArray(bytes, length);
  if (!haveInitializationData) {
    parseHeader(data);
  }
  parseEventBody(data, cues, cueTimesUs);

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SsaSubtitle(cuesArray, cueTimesUsArray);
}
Example #4
Source File: SsaDecoder.java    From Telegram-FOSS with GNU General Public License v2.0 6 votes vote down vote up 
@Override
protected SsaSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();

  ParsableByteArray data = new ParsableByteArray(bytes, length);
  if (!haveInitializationData) {
    parseHeader(data);
  }
  parseEventBody(data, cues, cueTimesUs);

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SsaSubtitle(cuesArray, cueTimesUsArray);
}
Example #5
Source File: SsaDecoder.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Parses the event body of the subtitle.
 *
 * @param data A {@link ParsableByteArray} from which the body should be read.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseEventBody(ParsableByteArray data, List<Cue> cues, LongArray cueTimesUs) {
  String currentLine;
  while ((currentLine = data.readLine()) != null) {
    if (!haveInitializationData && currentLine.startsWith(FORMAT_LINE_PREFIX)) {
      parseFormatLine(currentLine);
    } else if (currentLine.startsWith(DIALOGUE_LINE_PREFIX)) {
      parseDialogueLine(currentLine, cues, cueTimesUs);
    }
  }
}
Example #6
Source File: SsaDecoder.java    From Telegram with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Parses the event body of the subtitle.
 *
 * @param data A {@link ParsableByteArray} from which the body should be read.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseEventBody(ParsableByteArray data, List<Cue> cues, LongArray cueTimesUs) {
  String currentLine;
  while ((currentLine = data.readLine()) != null) {
    if (!haveInitializationData && currentLine.startsWith(FORMAT_LINE_PREFIX)) {
      parseFormatLine(currentLine);
    } else if (currentLine.startsWith(DIALOGUE_LINE_PREFIX)) {
      parseDialogueLine(currentLine, cues, cueTimesUs);
    }
  }
}
Example #7
Source File: SsaDecoder.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Parses the event body of the subtitle.
 *
 * @param data A {@link ParsableByteArray} from which the body should be read.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseEventBody(ParsableByteArray data, List<Cue> cues, LongArray cueTimesUs) {
  String currentLine;
  while ((currentLine = data.readLine()) != null) {
    if (!haveInitializationData && currentLine.startsWith(FORMAT_LINE_PREFIX)) {
      parseFormatLine(currentLine);
    } else if (currentLine.startsWith(DIALOGUE_LINE_PREFIX)) {
      parseDialogueLine(currentLine, cues, cueTimesUs);
    }
  }
}
Example #8
Source File: SsaDecoder.java    From Telegram-FOSS with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Parses the event body of the subtitle.
 *
 * @param data A {@link ParsableByteArray} from which the body should be read.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseEventBody(ParsableByteArray data, List<Cue> cues, LongArray cueTimesUs) {
  String currentLine;
  while ((currentLine = data.readLine()) != null) {
    if (!haveInitializationData && currentLine.startsWith(FORMAT_LINE_PREFIX)) {
      parseFormatLine(currentLine);
    } else if (currentLine.startsWith(DIALOGUE_LINE_PREFIX)) {
      parseDialogueLine(currentLine, cues, cueTimesUs);
    }
  }
}
Example #9
Source File: MatroskaExtractor.java    From K-Sonic with MIT License 4 votes vote down vote up 
void startMasterElement(int id, long contentPosition, long contentSize)
    throws ParserException {
  switch (id) {
    case ID_SEGMENT:
      if (segmentContentPosition != C.POSITION_UNSET
          && segmentContentPosition != contentPosition) {
        throw new ParserException("Multiple Segment elements not supported");
      }
      segmentContentPosition = contentPosition;
      segmentContentSize = contentSize;
      break;
    case ID_SEEK:
      seekEntryId = UNSET_ENTRY_ID;
      seekEntryPosition = C.POSITION_UNSET;
      break;
    case ID_CUES:
      cueTimesUs = new LongArray();
      cueClusterPositions = new LongArray();
      break;
    case ID_CUE_POINT:
      seenClusterPositionForCurrentCuePoint = false;
      break;
    case ID_CLUSTER:
      if (!sentSeekMap) {
        // We need to build cues before parsing the cluster.
        if (cuesContentPosition != C.POSITION_UNSET) {
          // We know where the Cues element is located. Seek to request it.
          seekForCues = true;
        } else {
          // We don't know where the Cues element is located. It's most likely omitted. Allow
          // playback, but disable seeking.
          extractorOutput.seekMap(new SeekMap.Unseekable(durationUs));
          sentSeekMap = true;
        }
      }
      break;
    case ID_BLOCK_GROUP:
      sampleSeenReferenceBlock = false;
      break;
    case ID_CONTENT_ENCODING:
      // TODO: check and fail if more than one content encoding is present.
      break;
    case ID_CONTENT_ENCRYPTION:
      currentTrack.hasContentEncryption = true;
      break;
    case ID_TRACK_ENTRY:
      currentTrack = new Track();
      break;
    default:
      break;
  }
}
Example #10
Source File: SubripDecoder.java    From Telegram with GNU General Public License v2.0 4 votes vote down vote up 
@Override
protected SubripSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();
  ParsableByteArray subripData = new ParsableByteArray(bytes, length);
  String currentLine;

  while ((currentLine = subripData.readLine()) != null) {
    if (currentLine.length() == 0) {
      // Skip blank lines.
      continue;
    }

    // Parse the index line as a sanity check.
    try {
      Integer.parseInt(currentLine);
    } catch (NumberFormatException e) {
      Log.w(TAG, "Skipping invalid index: " + currentLine);
      continue;
    }

    // Read and parse the timing line.
    boolean haveEndTimecode = false;
    currentLine = subripData.readLine();
    if (currentLine == null) {
      Log.w(TAG, "Unexpected end");
      break;
    }

    Matcher matcher = SUBRIP_TIMING_LINE.matcher(currentLine);
    if (matcher.matches()) {
      cueTimesUs.add(parseTimecode(matcher, 1));
      if (!TextUtils.isEmpty(matcher.group(6))) {
        haveEndTimecode = true;
        cueTimesUs.add(parseTimecode(matcher, 6));
      }
    } else {
      Log.w(TAG, "Skipping invalid timing: " + currentLine);
      continue;
    }

    // Read and parse the text and tags.
    textBuilder.setLength(0);
    tags.clear();
    currentLine = subripData.readLine();
    while (!TextUtils.isEmpty(currentLine)) {
      if (textBuilder.length() > 0) {
        textBuilder.append("<br>");
      }
      textBuilder.append(processLine(currentLine, tags));
      currentLine = subripData.readLine();
    }

    Spanned text = Html.fromHtml(textBuilder.toString());

    String alignmentTag = null;
    for (int i = 0; i < tags.size(); i++) {
      String tag = tags.get(i);
      if (tag.matches(SUBRIP_ALIGNMENT_TAG)) {
        alignmentTag = tag;
        // Subsequent alignment tags should be ignored.
        break;
      }
    }
    cues.add(buildCue(text, alignmentTag));

    if (haveEndTimecode) {
      cues.add(Cue.EMPTY);
    }
  }

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SubripSubtitle(cuesArray, cueTimesUsArray);
}
Example #11
Source File: SsaDecoder.java    From Telegram with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Parses a dialogue line.
 *
 * @param dialogueLine The line to parse.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseDialogueLine(String dialogueLine, List<Cue> cues, LongArray cueTimesUs) {
  if (formatKeyCount == 0) {
    Log.w(TAG, "Skipping dialogue line before complete format: " + dialogueLine);
    return;
  }

  String[] lineValues = dialogueLine.substring(DIALOGUE_LINE_PREFIX.length())
      .split(",", formatKeyCount);
  if (lineValues.length != formatKeyCount) {
    Log.w(TAG, "Skipping dialogue line with fewer columns than format: " + dialogueLine);
    return;
  }

  long startTimeUs = SsaDecoder.parseTimecodeUs(lineValues[formatStartIndex]);
  if (startTimeUs == C.TIME_UNSET) {
    Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
    return;
  }

  long endTimeUs = C.TIME_UNSET;
  String endTimeString = lineValues[formatEndIndex];
  if (!endTimeString.trim().isEmpty()) {
    endTimeUs = SsaDecoder.parseTimecodeUs(endTimeString);
    if (endTimeUs == C.TIME_UNSET) {
      Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
      return;
    }
  }

  String text = lineValues[formatTextIndex]
      .replaceAll("\\{.*?\\}", "")
      .replaceAll("\\\\N", "\n")
      .replaceAll("\\\\n", "\n");
  cues.add(new Cue(text));
  cueTimesUs.add(startTimeUs);
  if (endTimeUs != C.TIME_UNSET) {
    cues.add(Cue.EMPTY);
    cueTimesUs.add(endTimeUs);
  }
}
Example #12
Source File: MatroskaExtractor.java    From Telegram with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Called when the start of a master element is encountered.
 *
 * @see EbmlProcessor#startMasterElement(int, long, long)
 */
@CallSuper
protected void startMasterElement(int id, long contentPosition, long contentSize)
    throws ParserException {
  switch (id) {
    case ID_SEGMENT:
      if (segmentContentPosition != C.POSITION_UNSET
          && segmentContentPosition != contentPosition) {
        throw new ParserException("Multiple Segment elements not supported");
      }
      segmentContentPosition = contentPosition;
      segmentContentSize = contentSize;
      break;
    case ID_SEEK:
      seekEntryId = UNSET_ENTRY_ID;
      seekEntryPosition = C.POSITION_UNSET;
      break;
    case ID_CUES:
      cueTimesUs = new LongArray();
      cueClusterPositions = new LongArray();
      break;
    case ID_CUE_POINT:
      seenClusterPositionForCurrentCuePoint = false;
      break;
    case ID_CLUSTER:
      if (!sentSeekMap) {
        // We need to build cues before parsing the cluster.
        if (seekForCuesEnabled && cuesContentPosition != C.POSITION_UNSET) {
          // We know where the Cues element is located. Seek to request it.
          seekForCues = true;
        } else {
          // We don't know where the Cues element is located. It's most likely omitted. Allow
          // playback, but disable seeking.
          extractorOutput.seekMap(new SeekMap.Unseekable(durationUs));
          sentSeekMap = true;
        }
      }
      break;
    case ID_BLOCK_GROUP:
      sampleSeenReferenceBlock = false;
      break;
    case ID_CONTENT_ENCODING:
      // TODO: check and fail if more than one content encoding is present.
      break;
    case ID_CONTENT_ENCRYPTION:
      currentTrack.hasContentEncryption = true;
      break;
    case ID_TRACK_ENTRY:
      currentTrack = new Track();
      break;
    case ID_MASTERING_METADATA:
      currentTrack.hasColorInfo = true;
      break;
    default:
      break;
  }
}
Example #13
Source File: SubripDecoder.java    From Telegram-FOSS with GNU General Public License v2.0 4 votes vote down vote up 
@Override
protected SubripSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();
  ParsableByteArray subripData = new ParsableByteArray(bytes, length);
  String currentLine;

  while ((currentLine = subripData.readLine()) != null) {
    if (currentLine.length() == 0) {
      // Skip blank lines.
      continue;
    }

    // Parse the index line as a sanity check.
    try {
      Integer.parseInt(currentLine);
    } catch (NumberFormatException e) {
      Log.w(TAG, "Skipping invalid index: " + currentLine);
      continue;
    }

    // Read and parse the timing line.
    boolean haveEndTimecode = false;
    currentLine = subripData.readLine();
    if (currentLine == null) {
      Log.w(TAG, "Unexpected end");
      break;
    }

    Matcher matcher = SUBRIP_TIMING_LINE.matcher(currentLine);
    if (matcher.matches()) {
      cueTimesUs.add(parseTimecode(matcher, 1));
      if (!TextUtils.isEmpty(matcher.group(6))) {
        haveEndTimecode = true;
        cueTimesUs.add(parseTimecode(matcher, 6));
      }
    } else {
      Log.w(TAG, "Skipping invalid timing: " + currentLine);
      continue;
    }

    // Read and parse the text and tags.
    textBuilder.setLength(0);
    tags.clear();
    currentLine = subripData.readLine();
    while (!TextUtils.isEmpty(currentLine)) {
      if (textBuilder.length() > 0) {
        textBuilder.append("<br>");
      }
      textBuilder.append(processLine(currentLine, tags));
      currentLine = subripData.readLine();
    }

    Spanned text = Html.fromHtml(textBuilder.toString());

    String alignmentTag = null;
    for (int i = 0; i < tags.size(); i++) {
      String tag = tags.get(i);
      if (tag.matches(SUBRIP_ALIGNMENT_TAG)) {
        alignmentTag = tag;
        // Subsequent alignment tags should be ignored.
        break;
      }
    }
    cues.add(buildCue(text, alignmentTag));

    if (haveEndTimecode) {
      cues.add(Cue.EMPTY);
    }
  }

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SubripSubtitle(cuesArray, cueTimesUsArray);
}
Example #14
Source File: SsaDecoder.java    From Telegram-FOSS with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Parses a dialogue line.
 *
 * @param dialogueLine The line to parse.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseDialogueLine(String dialogueLine, List<Cue> cues, LongArray cueTimesUs) {
  if (formatKeyCount == 0) {
    Log.w(TAG, "Skipping dialogue line before complete format: " + dialogueLine);
    return;
  }

  String[] lineValues = dialogueLine.substring(DIALOGUE_LINE_PREFIX.length())
      .split(",", formatKeyCount);
  if (lineValues.length != formatKeyCount) {
    Log.w(TAG, "Skipping dialogue line with fewer columns than format: " + dialogueLine);
    return;
  }

  long startTimeUs = SsaDecoder.parseTimecodeUs(lineValues[formatStartIndex]);
  if (startTimeUs == C.TIME_UNSET) {
    Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
    return;
  }

  long endTimeUs = C.TIME_UNSET;
  String endTimeString = lineValues[formatEndIndex];
  if (!endTimeString.trim().isEmpty()) {
    endTimeUs = SsaDecoder.parseTimecodeUs(endTimeString);
    if (endTimeUs == C.TIME_UNSET) {
      Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
      return;
    }
  }

  String text = lineValues[formatTextIndex]
      .replaceAll("\\{.*?\\}", "")
      .replaceAll("\\\\N", "\n")
      .replaceAll("\\\\n", "\n");
  cues.add(new Cue(text));
  cueTimesUs.add(startTimeUs);
  if (endTimeUs != C.TIME_UNSET) {
    cues.add(Cue.EMPTY);
    cueTimesUs.add(endTimeUs);
  }
}
Example #15
Source File: MatroskaExtractor.java    From Telegram-FOSS with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Called when the start of a master element is encountered.
 *
 * @see EbmlProcessor#startMasterElement(int, long, long)
 */
@CallSuper
protected void startMasterElement(int id, long contentPosition, long contentSize)
    throws ParserException {
  switch (id) {
    case ID_SEGMENT:
      if (segmentContentPosition != C.POSITION_UNSET
          && segmentContentPosition != contentPosition) {
        throw new ParserException("Multiple Segment elements not supported");
      }
      segmentContentPosition = contentPosition;
      segmentContentSize = contentSize;
      break;
    case ID_SEEK:
      seekEntryId = UNSET_ENTRY_ID;
      seekEntryPosition = C.POSITION_UNSET;
      break;
    case ID_CUES:
      cueTimesUs = new LongArray();
      cueClusterPositions = new LongArray();
      break;
    case ID_CUE_POINT:
      seenClusterPositionForCurrentCuePoint = false;
      break;
    case ID_CLUSTER:
      if (!sentSeekMap) {
        // We need to build cues before parsing the cluster.
        if (seekForCuesEnabled && cuesContentPosition != C.POSITION_UNSET) {
          // We know where the Cues element is located. Seek to request it.
          seekForCues = true;
        } else {
          // We don't know where the Cues element is located. It's most likely omitted. Allow
          // playback, but disable seeking.
          extractorOutput.seekMap(new SeekMap.Unseekable(durationUs));
          sentSeekMap = true;
        }
      }
      break;
    case ID_BLOCK_GROUP:
      sampleSeenReferenceBlock = false;
      break;
    case ID_CONTENT_ENCODING:
      // TODO: check and fail if more than one content encoding is present.
      break;
    case ID_CONTENT_ENCRYPTION:
      currentTrack.hasContentEncryption = true;
      break;
    case ID_TRACK_ENTRY:
      currentTrack = new Track();
      break;
    case ID_MASTERING_METADATA:
      currentTrack.hasColorInfo = true;
      break;
    default:
      break;
  }
}
Example #16
Source File: SubripDecoder.java    From K-Sonic with MIT License 4 votes vote down vote up 
@Override
protected SubripSubtitle decode(byte[] bytes, int length) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();
  ParsableByteArray subripData = new ParsableByteArray(bytes, length);
  String currentLine;

  while ((currentLine = subripData.readLine()) != null) {
    if (currentLine.length() == 0) {
      // Skip blank lines.
      continue;
    }

    // Parse the index line as a sanity check.
    try {
      Integer.parseInt(currentLine);
    } catch (NumberFormatException e) {
      Log.w(TAG, "Skipping invalid index: " + currentLine);
      continue;
    }

    // Read and parse the timing line.
    boolean haveEndTimecode = false;
    currentLine = subripData.readLine();
    Matcher matcher = SUBRIP_TIMING_LINE.matcher(currentLine);
    if (matcher.matches()) {
      cueTimesUs.add(parseTimecode(matcher, 1));
      if (!TextUtils.isEmpty(matcher.group(6))) {
        haveEndTimecode = true;
        cueTimesUs.add(parseTimecode(matcher, 6));
      }
    } else {
      Log.w(TAG, "Skipping invalid timing: " + currentLine);
      continue;
    }

    // Read and parse the text.
    textBuilder.setLength(0);
    while (!TextUtils.isEmpty(currentLine = subripData.readLine())) {
      if (textBuilder.length() > 0) {
        textBuilder.append("<br>");
      }
      textBuilder.append(currentLine.trim());
    }

    Spanned text = Html.fromHtml(textBuilder.toString());
    cues.add(new Cue(text));
    if (haveEndTimecode) {
      cues.add(null);
    }
  }

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SubripSubtitle(cuesArray, cueTimesUsArray);
}
Example #17
Source File: MatroskaExtractor.java    From MediaSDK with Apache License 2.0 4 votes vote down vote up 
/**
 * Called when the start of a master element is encountered.
 *
 * @see EbmlProcessor#startMasterElement(int, long, long)
 */
@CallSuper
protected void startMasterElement(int id, long contentPosition, long contentSize)
    throws ParserException {
  switch (id) {
    case ID_SEGMENT:
      if (segmentContentPosition != C.POSITION_UNSET
          && segmentContentPosition != contentPosition) {
        throw new ParserException("Multiple Segment elements not supported");
      }
      segmentContentPosition = contentPosition;
      segmentContentSize = contentSize;
      break;
    case ID_SEEK:
      seekEntryId = UNSET_ENTRY_ID;
      seekEntryPosition = C.POSITION_UNSET;
      break;
    case ID_CUES:
      cueTimesUs = new LongArray();
      cueClusterPositions = new LongArray();
      break;
    case ID_CUE_POINT:
      seenClusterPositionForCurrentCuePoint = false;
      break;
    case ID_CLUSTER:
      if (!sentSeekMap) {
        // We need to build cues before parsing the cluster.
        if (seekForCuesEnabled && cuesContentPosition != C.POSITION_UNSET) {
          // We know where the Cues element is located. Seek to request it.
          seekForCues = true;
        } else {
          // We don't know where the Cues element is located. It's most likely omitted. Allow
          // playback, but disable seeking.
          extractorOutput.seekMap(new SeekMap.Unseekable(durationUs));
          sentSeekMap = true;
        }
      }
      break;
    case ID_BLOCK_GROUP:
      blockHasReferenceBlock = false;
      break;
    case ID_CONTENT_ENCODING:
      // TODO: check and fail if more than one content encoding is present.
      break;
    case ID_CONTENT_ENCRYPTION:
      currentTrack.hasContentEncryption = true;
      break;
    case ID_TRACK_ENTRY:
      currentTrack = new Track();
      break;
    case ID_MASTERING_METADATA:
      currentTrack.hasColorInfo = true;
      break;
    default:
      break;
  }
}
Example #18
Source File: SubripDecoder.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
@Override
protected SubripSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();
  ParsableByteArray subripData = new ParsableByteArray(bytes, length);
  String currentLine;

  while ((currentLine = subripData.readLine()) != null) {
    if (currentLine.length() == 0) {
      // Skip blank lines.
      continue;
    }

    // Parse the index line as a sanity check.
    try {
      Integer.parseInt(currentLine);
    } catch (NumberFormatException e) {
      Log.w(TAG, "Skipping invalid index: " + currentLine);
      continue;
    }

    // Read and parse the timing line.
    boolean haveEndTimecode = false;
    currentLine = subripData.readLine();
    if (currentLine == null) {
      Log.w(TAG, "Unexpected end");
      break;
    }

    Matcher matcher = SUBRIP_TIMING_LINE.matcher(currentLine);
    if (matcher.matches()) {
      cueTimesUs.add(parseTimecode(matcher, 1));
      if (!TextUtils.isEmpty(matcher.group(6))) {
        haveEndTimecode = true;
        cueTimesUs.add(parseTimecode(matcher, 6));
      }
    } else {
      Log.w(TAG, "Skipping invalid timing: " + currentLine);
      continue;
    }

    // Read and parse the text.
    textBuilder.setLength(0);
    while (!TextUtils.isEmpty(currentLine = subripData.readLine())) {
      if (textBuilder.length() > 0) {
        textBuilder.append("<br>");
      }
      textBuilder.append(currentLine.trim());
    }

    Spanned text = Html.fromHtml(textBuilder.toString());
    cues.add(new Cue(text));
    if (haveEndTimecode) {
      cues.add(null);
    }
  }

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SubripSubtitle(cuesArray, cueTimesUsArray);
}
Example #19
Source File: SsaDecoder.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Parses a dialogue line.
 *
 * @param dialogueLine The line to parse.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseDialogueLine(String dialogueLine, List<Cue> cues, LongArray cueTimesUs) {
  if (formatKeyCount == 0) {
    Log.w(TAG, "Skipping dialogue line before complete format: " + dialogueLine);
    return;
  }

  String[] lineValues = dialogueLine.substring(DIALOGUE_LINE_PREFIX.length())
      .split(",", formatKeyCount);
  if (lineValues.length != formatKeyCount) {
    Log.w(TAG, "Skipping dialogue line with fewer columns than format: " + dialogueLine);
    return;
  }

  long startTimeUs = SsaDecoder.parseTimecodeUs(lineValues[formatStartIndex]);
  if (startTimeUs == C.TIME_UNSET) {
    Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
    return;
  }

  long endTimeUs = C.TIME_UNSET;
  String endTimeString = lineValues[formatEndIndex];
  if (!endTimeString.trim().isEmpty()) {
    endTimeUs = SsaDecoder.parseTimecodeUs(endTimeString);
    if (endTimeUs == C.TIME_UNSET) {
      Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
      return;
    }
  }

  String text = lineValues[formatTextIndex]
      .replaceAll("\\{.*?\\}", "")
      .replaceAll("\\\\N", "\n")
      .replaceAll("\\\\n", "\n");
  cues.add(new Cue(text));
  cueTimesUs.add(startTimeUs);
  if (endTimeUs != C.TIME_UNSET) {
    cues.add(null);
    cueTimesUs.add(endTimeUs);
  }
}
Example #20
Source File: MatroskaExtractor.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
void startMasterElement(int id, long contentPosition, long contentSize)
    throws ParserException {
  switch (id) {
    case ID_SEGMENT:
      if (segmentContentPosition != C.POSITION_UNSET
          && segmentContentPosition != contentPosition) {
        throw new ParserException("Multiple Segment elements not supported");
      }
      segmentContentPosition = contentPosition;
      segmentContentSize = contentSize;
      break;
    case ID_SEEK:
      seekEntryId = UNSET_ENTRY_ID;
      seekEntryPosition = C.POSITION_UNSET;
      break;
    case ID_CUES:
      cueTimesUs = new LongArray();
      cueClusterPositions = new LongArray();
      break;
    case ID_CUE_POINT:
      seenClusterPositionForCurrentCuePoint = false;
      break;
    case ID_CLUSTER:
      if (!sentSeekMap) {
        // We need to build cues before parsing the cluster.
        if (seekForCuesEnabled && cuesContentPosition != C.POSITION_UNSET) {
          // We know where the Cues element is located. Seek to request it.
          seekForCues = true;
        } else {
          // We don't know where the Cues element is located. It's most likely omitted. Allow
          // playback, but disable seeking.
          extractorOutput.seekMap(new SeekMap.Unseekable(durationUs));
          sentSeekMap = true;
        }
      }
      break;
    case ID_BLOCK_GROUP:
      sampleSeenReferenceBlock = false;
      break;
    case ID_CONTENT_ENCODING:
      // TODO: check and fail if more than one content encoding is present.
      break;
    case ID_CONTENT_ENCRYPTION:
      currentTrack.hasContentEncryption = true;
      break;
    case ID_TRACK_ENTRY:
      currentTrack = new Track();
      break;
    case ID_MASTERING_METADATA:
      currentTrack.hasColorInfo = true;
      break;
    default:
      break;
  }
}
Example #21
Source File: SubripDecoder.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
@Override
protected SubripSubtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();
  ParsableByteArray subripData = new ParsableByteArray(bytes, length);
  String currentLine;

  while ((currentLine = subripData.readLine()) != null) {
    if (currentLine.length() == 0) {
      // Skip blank lines.
      continue;
    }

    // Parse the index line as a sanity check.
    try {
      Integer.parseInt(currentLine);
    } catch (NumberFormatException e) {
      Log.w(TAG, "Skipping invalid index: " + currentLine);
      continue;
    }

    // Read and parse the timing line.
    boolean haveEndTimecode = false;
    currentLine = subripData.readLine();
    if (currentLine == null) {
      Log.w(TAG, "Unexpected end");
      break;
    }

    Matcher matcher = SUBRIP_TIMING_LINE.matcher(currentLine);
    if (matcher.matches()) {
      cueTimesUs.add(parseTimecode(matcher, 1));
      if (!TextUtils.isEmpty(matcher.group(6))) {
        haveEndTimecode = true;
        cueTimesUs.add(parseTimecode(matcher, 6));
      }
    } else {
      Log.w(TAG, "Skipping invalid timing: " + currentLine);
      continue;
    }

    // Read and parse the text.
    textBuilder.setLength(0);
    while (!TextUtils.isEmpty(currentLine = subripData.readLine())) {
      if (textBuilder.length() > 0) {
        textBuilder.append("<br>");
      }
      textBuilder.append(currentLine.trim());
    }

    Spanned text = Html.fromHtml(textBuilder.toString());
    cues.add(new Cue(text));
    if (haveEndTimecode) {
      cues.add(null);
    }
  }

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SubripSubtitle(cuesArray, cueTimesUsArray);
}
Example #22
Source File: SsaDecoder.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Parses a dialogue line.
 *
 * @param dialogueLine The line to parse.
 * @param cues A list to which parsed cues will be added.
 * @param cueTimesUs An array to which parsed cue timestamps will be added.
 */
private void parseDialogueLine(String dialogueLine, List<Cue> cues, LongArray cueTimesUs) {
  if (formatKeyCount == 0) {
    Log.w(TAG, "Skipping dialogue line before complete format: " + dialogueLine);
    return;
  }

  String[] lineValues = dialogueLine.substring(DIALOGUE_LINE_PREFIX.length())
      .split(",", formatKeyCount);
  if (lineValues.length != formatKeyCount) {
    Log.w(TAG, "Skipping dialogue line with fewer columns than format: " + dialogueLine);
    return;
  }

  long startTimeUs = SsaDecoder.parseTimecodeUs(lineValues[formatStartIndex]);
  if (startTimeUs == C.TIME_UNSET) {
    Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
    return;
  }

  long endTimeUs = C.TIME_UNSET;
  String endTimeString = lineValues[formatEndIndex];
  if (!endTimeString.trim().isEmpty()) {
    endTimeUs = SsaDecoder.parseTimecodeUs(endTimeString);
    if (endTimeUs == C.TIME_UNSET) {
      Log.w(TAG, "Skipping invalid timing: " + dialogueLine);
      return;
    }
  }

  String text = lineValues[formatTextIndex]
      .replaceAll("\\{.*?\\}", "")
      .replaceAll("\\\\N", "\n")
      .replaceAll("\\\\n", "\n");
  cues.add(new Cue(text));
  cueTimesUs.add(startTimeUs);
  if (endTimeUs != C.TIME_UNSET) {
    cues.add(null);
    cueTimesUs.add(endTimeUs);
  }
}
Example #23
Source File: MatroskaExtractor.java    From TelePlus-Android with GNU General Public License v2.0 4 votes vote down vote up 
void startMasterElement(int id, long contentPosition, long contentSize)
    throws ParserException {
  switch (id) {
    case ID_SEGMENT:
      if (segmentContentPosition != C.POSITION_UNSET
          && segmentContentPosition != contentPosition) {
        throw new ParserException("Multiple Segment elements not supported");
      }
      segmentContentPosition = contentPosition;
      segmentContentSize = contentSize;
      break;
    case ID_SEEK:
      seekEntryId = UNSET_ENTRY_ID;
      seekEntryPosition = C.POSITION_UNSET;
      break;
    case ID_CUES:
      cueTimesUs = new LongArray();
      cueClusterPositions = new LongArray();
      break;
    case ID_CUE_POINT:
      seenClusterPositionForCurrentCuePoint = false;
      break;
    case ID_CLUSTER:
      if (!sentSeekMap) {
        // We need to build cues before parsing the cluster.
        if (seekForCuesEnabled && cuesContentPosition != C.POSITION_UNSET) {
          // We know where the Cues element is located. Seek to request it.
          seekForCues = true;
        } else {
          // We don't know where the Cues element is located. It's most likely omitted. Allow
          // playback, but disable seeking.
          extractorOutput.seekMap(new SeekMap.Unseekable(durationUs));
          sentSeekMap = true;
        }
      }
      break;
    case ID_BLOCK_GROUP:
      sampleSeenReferenceBlock = false;
      break;
    case ID_CONTENT_ENCODING:
      // TODO: check and fail if more than one content encoding is present.
      break;
    case ID_CONTENT_ENCRYPTION:
      currentTrack.hasContentEncryption = true;
      break;
    case ID_TRACK_ENTRY:
      currentTrack = new Track();
      break;
    case ID_MASTERING_METADATA:
      currentTrack.hasColorInfo = true;
      break;
    default:
      break;
  }
}
Example #24
Source File: SubripDecoder.java    From MediaSDK with Apache License 2.0 4 votes vote down vote up 
@Override
protected Subtitle decode(byte[] bytes, int length, boolean reset) {
  ArrayList<Cue> cues = new ArrayList<>();
  LongArray cueTimesUs = new LongArray();
  ParsableByteArray subripData = new ParsableByteArray(bytes, length);

  @Nullable String currentLine;
  while ((currentLine = subripData.readLine()) != null) {
    if (currentLine.length() == 0) {
      // Skip blank lines.
      continue;
    }

    // Parse the index line as a sanity check.
    try {
      Integer.parseInt(currentLine);
    } catch (NumberFormatException e) {
      Log.w(TAG, "Skipping invalid index: " + currentLine);
      continue;
    }

    // Read and parse the timing line.
    currentLine = subripData.readLine();
    if (currentLine == null) {
      Log.w(TAG, "Unexpected end");
      break;
    }

    Matcher matcher = SUBRIP_TIMING_LINE.matcher(currentLine);
    if (matcher.matches()) {
      cueTimesUs.add(parseTimecode(matcher, /* groupOffset= */ 1));
      cueTimesUs.add(parseTimecode(matcher, /* groupOffset= */ 6));
    } else {
      Log.w(TAG, "Skipping invalid timing: " + currentLine);
      continue;
    }

    // Read and parse the text and tags.
    textBuilder.setLength(0);
    tags.clear();
    currentLine = subripData.readLine();
    while (!TextUtils.isEmpty(currentLine)) {
      if (textBuilder.length() > 0) {
        textBuilder.append("<br>");
      }
      textBuilder.append(processLine(currentLine, tags));
      currentLine = subripData.readLine();
    }

    Spanned text = Html.fromHtml(textBuilder.toString());

    @Nullable String alignmentTag = null;
    for (int i = 0; i < tags.size(); i++) {
      String tag = tags.get(i);
      if (tag.matches(SUBRIP_ALIGNMENT_TAG)) {
        alignmentTag = tag;
        // Subsequent alignment tags should be ignored.
        break;
      }
    }
    cues.add(buildCue(text, alignmentTag));
    cues.add(Cue.EMPTY);
  }

  Cue[] cuesArray = new Cue[cues.size()];
  cues.toArray(cuesArray);
  long[] cueTimesUsArray = cueTimesUs.toArray();
  return new SubripSubtitle(cuesArray, cueTimesUsArray);
}