com.google.android.exoplayer2.source.dash.manifest.Descriptor Java Examples

The following examples show how to use com.google.android.exoplayer2.source.dash.manifest.Descriptor. 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: DashMediaPeriod.java    From MediaSDK with Apache License 2.0 5 votes vote down vote up 
private static Descriptor findAdaptationSetSwitchingProperty(List<Descriptor> descriptors) {
  for (int i = 0; i < descriptors.size(); i++) {
    Descriptor descriptor = descriptors.get(i);
    if ("urn:mpeg:dash:adaptation-set-switching:2016".equals(descriptor.schemeIdUri)) {
      return descriptor;
    }
  }
  return null;
}
Example #2
Source File: DashMediaPeriod.java    From MediaSDK with Apache License 2.0 5 votes vote down vote up 
private static Format[] getCea608TrackFormats(
    List<AdaptationSet> adaptationSets, int[] adaptationSetIndices) {
  for (int i : adaptationSetIndices) {
    AdaptationSet adaptationSet = adaptationSets.get(i);
    List<Descriptor> descriptors = adaptationSets.get(i).accessibilityDescriptors;
    for (int j = 0; j < descriptors.size(); j++) {
      Descriptor descriptor = descriptors.get(j);
      if ("urn:scte:dash:cc:cea-608:2015".equals(descriptor.schemeIdUri)) {
        String value = descriptor.value;
        if (value == null) {
          // There are embedded CEA-608 tracks, but service information is not declared.
          return new Format[] {buildCea608TrackFormat(adaptationSet.id)};
        }
        String[] services = Util.split(value, ";");
        Format[] formats = new Format[services.length];
        for (int k = 0; k < services.length; k++) {
          Matcher matcher = CEA608_SERVICE_DESCRIPTOR_REGEX.matcher(services[k]);
          if (!matcher.matches()) {
            // If we can't parse service information for all services, assume a single track.
            return new Format[] {buildCea608TrackFormat(adaptationSet.id)};
          }
          formats[k] =
              buildCea608TrackFormat(
                  adaptationSet.id,
                  /* language= */ matcher.group(2),
                  /* accessibilityChannel= */ Integer.parseInt(matcher.group(1)));
        }
        return formats;
      }
    }
  }
  return new Format[0];
}
Example #3
Source File: DashMediaPeriod.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
private static int[][] getGroupedAdaptationSetIndices(List<AdaptationSet> adaptationSets) {
  int adaptationSetCount = adaptationSets.size();
  SparseIntArray idToIndexMap = new SparseIntArray(adaptationSetCount);
  for (int i = 0; i < adaptationSetCount; i++) {
    idToIndexMap.put(adaptationSets.get(i).id, i);
  }

  int[][] groupedAdaptationSetIndices = new int[adaptationSetCount][];
  boolean[] adaptationSetUsedFlags = new boolean[adaptationSetCount];

  int groupCount = 0;
  for (int i = 0; i < adaptationSetCount; i++) {
    if (adaptationSetUsedFlags[i]) {
      // This adaptation set has already been included in a group.
      continue;
    }
    adaptationSetUsedFlags[i] = true;
    Descriptor adaptationSetSwitchingProperty = findAdaptationSetSwitchingProperty(
        adaptationSets.get(i).supplementalProperties);
    if (adaptationSetSwitchingProperty == null) {
      groupedAdaptationSetIndices[groupCount++] = new int[] {i};
    } else {
      String[] extraAdaptationSetIds = adaptationSetSwitchingProperty.value.split(",");
      int[] adaptationSetIndices = new int[1 + extraAdaptationSetIds.length];
      adaptationSetIndices[0] = i;
      for (int j = 0; j < extraAdaptationSetIds.length; j++) {
        int extraIndex = idToIndexMap.get(Integer.parseInt(extraAdaptationSetIds[j]));
        adaptationSetUsedFlags[extraIndex] = true;
        adaptationSetIndices[1 + j] = extraIndex;
      }
      groupedAdaptationSetIndices[groupCount++] = adaptationSetIndices;
    }
  }

  return groupCount < adaptationSetCount
      ? Arrays.copyOf(groupedAdaptationSetIndices, groupCount) : groupedAdaptationSetIndices;
}
Example #4
Source File: DashMediaPeriod.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
private static Descriptor findAdaptationSetSwitchingProperty(List<Descriptor> descriptors) {
  for (int i = 0; i < descriptors.size(); i++) {
    Descriptor descriptor = descriptors.get(i);
    if ("urn:mpeg:dash:adaptation-set-switching:2016".equals(descriptor.schemeIdUri)) {
      return descriptor;
    }
  }
  return null;
}
Example #5
Source File: DashMediaPeriod.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
private static boolean hasCea608Track(List<AdaptationSet> adaptationSets,
    int[] adaptationSetIndices) {
  for (int i : adaptationSetIndices) {
    List<Descriptor> descriptors = adaptationSets.get(i).accessibilityDescriptors;
    for (int j = 0; j < descriptors.size(); j++) {
      Descriptor descriptor = descriptors.get(j);
      if ("urn:scte:dash:cc:cea-608:2015".equals(descriptor.schemeIdUri)) {
        return true;
      }
    }
  }
  return false;
}
Example #6
Source File: DashMediaPeriod.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
private static int[][] getGroupedAdaptationSetIndices(List<AdaptationSet> adaptationSets) {
  int adaptationSetCount = adaptationSets.size();
  SparseIntArray idToIndexMap = new SparseIntArray(adaptationSetCount);
  for (int i = 0; i < adaptationSetCount; i++) {
    idToIndexMap.put(adaptationSets.get(i).id, i);
  }

  int[][] groupedAdaptationSetIndices = new int[adaptationSetCount][];
  boolean[] adaptationSetUsedFlags = new boolean[adaptationSetCount];

  int groupCount = 0;
  for (int i = 0; i < adaptationSetCount; i++) {
    if (adaptationSetUsedFlags[i]) {
      // This adaptation set has already been included in a group.
      continue;
    }
    adaptationSetUsedFlags[i] = true;
    Descriptor adaptationSetSwitchingProperty = findAdaptationSetSwitchingProperty(
        adaptationSets.get(i).supplementalProperties);
    if (adaptationSetSwitchingProperty == null) {
      groupedAdaptationSetIndices[groupCount++] = new int[] {i};
    } else {
      String[] extraAdaptationSetIds = adaptationSetSwitchingProperty.value.split(",");
      int[] adaptationSetIndices = new int[1 + extraAdaptationSetIds.length];
      adaptationSetIndices[0] = i;
      for (int j = 0; j < extraAdaptationSetIds.length; j++) {
        int extraIndex = idToIndexMap.get(Integer.parseInt(extraAdaptationSetIds[j]));
        adaptationSetUsedFlags[extraIndex] = true;
        adaptationSetIndices[1 + j] = extraIndex;
      }
      groupedAdaptationSetIndices[groupCount++] = adaptationSetIndices;
    }
  }

  return groupCount < adaptationSetCount
      ? Arrays.copyOf(groupedAdaptationSetIndices, groupCount) : groupedAdaptationSetIndices;
}
Example #7
Source File: DashMediaPeriod.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
private static Descriptor findAdaptationSetSwitchingProperty(List<Descriptor> descriptors) {
  for (int i = 0; i < descriptors.size(); i++) {
    Descriptor descriptor = descriptors.get(i);
    if ("urn:mpeg:dash:adaptation-set-switching:2016".equals(descriptor.schemeIdUri)) {
      return descriptor;
    }
  }
  return null;
}
Example #8
Source File: DashMediaPeriod.java    From TelePlus-Android with GNU General Public License v2.0 5 votes vote down vote up 
private static boolean hasCea608Track(List<AdaptationSet> adaptationSets,
    int[] adaptationSetIndices) {
  for (int i : adaptationSetIndices) {
    List<Descriptor> descriptors = adaptationSets.get(i).accessibilityDescriptors;
    for (int j = 0; j < descriptors.size(); j++) {
      Descriptor descriptor = descriptors.get(j);
      if ("urn:scte:dash:cc:cea-608:2015".equals(descriptor.schemeIdUri)) {
        return true;
      }
    }
  }
  return false;
}
Example #9
Source File: DashMediaPeriod.java    From Telegram-FOSS with GNU General Public License v2.0 5 votes vote down vote up 
private static Descriptor findAdaptationSetSwitchingProperty(List<Descriptor> descriptors) {
  for (int i = 0; i < descriptors.size(); i++) {
    Descriptor descriptor = descriptors.get(i);
    if ("urn:mpeg:dash:adaptation-set-switching:2016".equals(descriptor.schemeIdUri)) {
      return descriptor;
    }
  }
  return null;
}
Example #10
Source File: DashMediaPeriod.java    From Telegram-FOSS with GNU General Public License v2.0 5 votes vote down vote up 
private static Format[] getCea608TrackFormats(
    List<AdaptationSet> adaptationSets, int[] adaptationSetIndices) {
  for (int i : adaptationSetIndices) {
    AdaptationSet adaptationSet = adaptationSets.get(i);
    List<Descriptor> descriptors = adaptationSets.get(i).accessibilityDescriptors;
    for (int j = 0; j < descriptors.size(); j++) {
      Descriptor descriptor = descriptors.get(j);
      if ("urn:scte:dash:cc:cea-608:2015".equals(descriptor.schemeIdUri)) {
        String value = descriptor.value;
        if (value == null) {
          // There are embedded CEA-608 tracks, but service information is not declared.
          return new Format[] {buildCea608TrackFormat(adaptationSet.id)};
        }
        String[] services = Util.split(value, ";");
        Format[] formats = new Format[services.length];
        for (int k = 0; k < services.length; k++) {
          Matcher matcher = CEA608_SERVICE_DESCRIPTOR_REGEX.matcher(services[k]);
          if (!matcher.matches()) {
            // If we can't parse service information for all services, assume a single track.
            return new Format[] {buildCea608TrackFormat(adaptationSet.id)};
          }
          formats[k] =
              buildCea608TrackFormat(
                  adaptationSet.id,
                  /* language= */ matcher.group(2),
                  /* accessibilityChannel= */ Integer.parseInt(matcher.group(1)));
        }
        return formats;
      }
    }
  }
  return new Format[0];
}
Example #11
Source File: DashMediaPeriod.java    From Telegram with GNU General Public License v2.0 5 votes vote down vote up 
private static Descriptor findAdaptationSetSwitchingProperty(List<Descriptor> descriptors) {
  for (int i = 0; i < descriptors.size(); i++) {
    Descriptor descriptor = descriptors.get(i);
    if ("urn:mpeg:dash:adaptation-set-switching:2016".equals(descriptor.schemeIdUri)) {
      return descriptor;
    }
  }
  return null;
}
Example #12
Source File: DashMediaPeriod.java    From Telegram with GNU General Public License v2.0 5 votes vote down vote up 
private static Format[] getCea608TrackFormats(
    List<AdaptationSet> adaptationSets, int[] adaptationSetIndices) {
  for (int i : adaptationSetIndices) {
    AdaptationSet adaptationSet = adaptationSets.get(i);
    List<Descriptor> descriptors = adaptationSets.get(i).accessibilityDescriptors;
    for (int j = 0; j < descriptors.size(); j++) {
      Descriptor descriptor = descriptors.get(j);
      if ("urn:scte:dash:cc:cea-608:2015".equals(descriptor.schemeIdUri)) {
        String value = descriptor.value;
        if (value == null) {
          // There are embedded CEA-608 tracks, but service information is not declared.
          return new Format[] {buildCea608TrackFormat(adaptationSet.id)};
        }
        String[] services = Util.split(value, ";");
        Format[] formats = new Format[services.length];
        for (int k = 0; k < services.length; k++) {
          Matcher matcher = CEA608_SERVICE_DESCRIPTOR_REGEX.matcher(services[k]);
          if (!matcher.matches()) {
            // If we can't parse service information for all services, assume a single track.
            return new Format[] {buildCea608TrackFormat(adaptationSet.id)};
          }
          formats[k] =
              buildCea608TrackFormat(
                  adaptationSet.id,
                  /* language= */ matcher.group(2),
                  /* accessibilityChannel= */ Integer.parseInt(matcher.group(1)));
        }
        return formats;
      }
    }
  }
  return new Format[0];
}
Example #13
Source File: DashMediaPeriod.java    From MediaSDK with Apache License 2.0 4 votes vote down vote up 
private static int[][] getGroupedAdaptationSetIndices(List<AdaptationSet> adaptationSets) {
  int adaptationSetCount = adaptationSets.size();
  SparseIntArray idToIndexMap = new SparseIntArray(adaptationSetCount);
  for (int i = 0; i < adaptationSetCount; i++) {
    idToIndexMap.put(adaptationSets.get(i).id, i);
  }

  int[][] groupedAdaptationSetIndices = new int[adaptationSetCount][];
  boolean[] adaptationSetUsedFlags = new boolean[adaptationSetCount];

  int groupCount = 0;
  for (int i = 0; i < adaptationSetCount; i++) {
    if (adaptationSetUsedFlags[i]) {
      // This adaptation set has already been included in a group.
      continue;
    }
    adaptationSetUsedFlags[i] = true;
    Descriptor adaptationSetSwitchingProperty = findAdaptationSetSwitchingProperty(
        adaptationSets.get(i).supplementalProperties);
    if (adaptationSetSwitchingProperty == null) {
      groupedAdaptationSetIndices[groupCount++] = new int[] {i};
    } else {
      String[] extraAdaptationSetIds = Util.split(adaptationSetSwitchingProperty.value, ",");
      int[] adaptationSetIndices = new int[1 + extraAdaptationSetIds.length];
      adaptationSetIndices[0] = i;
      int outputIndex = 1;
      for (String adaptationSetId : extraAdaptationSetIds) {
        int extraIndex =
            idToIndexMap.get(Integer.parseInt(adaptationSetId), /* valueIfKeyNotFound= */ -1);
        if (extraIndex != -1) {
          adaptationSetUsedFlags[extraIndex] = true;
          adaptationSetIndices[outputIndex] = extraIndex;
          outputIndex++;
        }
      }
      if (outputIndex < adaptationSetIndices.length) {
        adaptationSetIndices = Arrays.copyOf(adaptationSetIndices, outputIndex);
      }
      groupedAdaptationSetIndices[groupCount++] = adaptationSetIndices;
    }
  }

  return groupCount < adaptationSetCount
      ? Arrays.copyOf(groupedAdaptationSetIndices, groupCount) : groupedAdaptationSetIndices;
}
Example #14
Source File: DashMediaPeriod.java    From Telegram-FOSS with GNU General Public License v2.0 4 votes vote down vote up 
private static int[][] getGroupedAdaptationSetIndices(List<AdaptationSet> adaptationSets) {
  int adaptationSetCount = adaptationSets.size();
  SparseIntArray idToIndexMap = new SparseIntArray(adaptationSetCount);
  for (int i = 0; i < adaptationSetCount; i++) {
    idToIndexMap.put(adaptationSets.get(i).id, i);
  }

  int[][] groupedAdaptationSetIndices = new int[adaptationSetCount][];
  boolean[] adaptationSetUsedFlags = new boolean[adaptationSetCount];

  int groupCount = 0;
  for (int i = 0; i < adaptationSetCount; i++) {
    if (adaptationSetUsedFlags[i]) {
      // This adaptation set has already been included in a group.
      continue;
    }
    adaptationSetUsedFlags[i] = true;
    Descriptor adaptationSetSwitchingProperty = findAdaptationSetSwitchingProperty(
        adaptationSets.get(i).supplementalProperties);
    if (adaptationSetSwitchingProperty == null) {
      groupedAdaptationSetIndices[groupCount++] = new int[] {i};
    } else {
      String[] extraAdaptationSetIds = Util.split(adaptationSetSwitchingProperty.value, ",");
      int[] adaptationSetIndices = new int[1 + extraAdaptationSetIds.length];
      adaptationSetIndices[0] = i;
      int outputIndex = 1;
      for (int j = 0; j < extraAdaptationSetIds.length; j++) {
        int extraIndex =
            idToIndexMap.get(
                Integer.parseInt(extraAdaptationSetIds[j]), /* valueIfKeyNotFound= */ -1);
        if (extraIndex != -1) {
          adaptationSetUsedFlags[extraIndex] = true;
          adaptationSetIndices[outputIndex] = extraIndex;
          outputIndex++;
        }
      }
      if (outputIndex < adaptationSetIndices.length) {
        adaptationSetIndices = Arrays.copyOf(adaptationSetIndices, outputIndex);
      }
      groupedAdaptationSetIndices[groupCount++] = adaptationSetIndices;
    }
  }

  return groupCount < adaptationSetCount
      ? Arrays.copyOf(groupedAdaptationSetIndices, groupCount) : groupedAdaptationSetIndices;
}
Example #15
Source File: DashMediaPeriod.java    From Telegram with GNU General Public License v2.0 4 votes vote down vote up 
private static int[][] getGroupedAdaptationSetIndices(List<AdaptationSet> adaptationSets) {
  int adaptationSetCount = adaptationSets.size();
  SparseIntArray idToIndexMap = new SparseIntArray(adaptationSetCount);
  for (int i = 0; i < adaptationSetCount; i++) {
    idToIndexMap.put(adaptationSets.get(i).id, i);
  }

  int[][] groupedAdaptationSetIndices = new int[adaptationSetCount][];
  boolean[] adaptationSetUsedFlags = new boolean[adaptationSetCount];

  int groupCount = 0;
  for (int i = 0; i < adaptationSetCount; i++) {
    if (adaptationSetUsedFlags[i]) {
      // This adaptation set has already been included in a group.
      continue;
    }
    adaptationSetUsedFlags[i] = true;
    Descriptor adaptationSetSwitchingProperty = findAdaptationSetSwitchingProperty(
        adaptationSets.get(i).supplementalProperties);
    if (adaptationSetSwitchingProperty == null) {
      groupedAdaptationSetIndices[groupCount++] = new int[] {i};
    } else {
      String[] extraAdaptationSetIds = Util.split(adaptationSetSwitchingProperty.value, ",");
      int[] adaptationSetIndices = new int[1 + extraAdaptationSetIds.length];
      adaptationSetIndices[0] = i;
      int outputIndex = 1;
      for (int j = 0; j < extraAdaptationSetIds.length; j++) {
        int extraIndex =
            idToIndexMap.get(
                Integer.parseInt(extraAdaptationSetIds[j]), /* valueIfKeyNotFound= */ -1);
        if (extraIndex != -1) {
          adaptationSetUsedFlags[extraIndex] = true;
          adaptationSetIndices[outputIndex] = extraIndex;
          outputIndex++;
        }
      }
      if (outputIndex < adaptationSetIndices.length) {
        adaptationSetIndices = Arrays.copyOf(adaptationSetIndices, outputIndex);
      }
      groupedAdaptationSetIndices[groupCount++] = adaptationSetIndices;
    }
  }

  return groupCount < adaptationSetCount
      ? Arrays.copyOf(groupedAdaptationSetIndices, groupCount) : groupedAdaptationSetIndices;
}