diff options
Diffstat (limited to 'isoparser/src/main/java/com/coremedia/iso/boxes/MovieBox.java')
-rw-r--r-- | isoparser/src/main/java/com/coremedia/iso/boxes/MovieBox.java | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/coremedia/iso/boxes/MovieBox.java b/isoparser/src/main/java/com/coremedia/iso/boxes/MovieBox.java new file mode 100644 index 0000000..3aff7d8 --- /dev/null +++ b/isoparser/src/main/java/com/coremedia/iso/boxes/MovieBox.java @@ -0,0 +1,67 @@ +/* + * Copyright 2008 CoreMedia AG, Hamburg + * + * Licensed under the Apache License, Version 2.0 (the License); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.coremedia.iso.boxes; + + +import com.googlecode.mp4parser.AbstractBox; +import com.googlecode.mp4parser.AbstractContainerBox; + +import java.util.List; + +/** + * The metadata for a presentation is stored in the single Movie Box which occurs at the top-level of a file. + * Normally this box is close to the beginning or end of the file, though this is not required. + */ +public class MovieBox extends AbstractContainerBox { + public static final String TYPE = "moov"; + + public MovieBox() { + super(TYPE); + } + + public int getTrackCount() { + return getBoxes(TrackBox.class).size(); + } + + + /** + * Returns the track numbers associated with this <code>MovieBox</code>. + * + * @return the tracknumbers (IDs) of the tracks in their order of appearance in the file + */ + public long[] getTrackNumbers() { + + List<TrackBox> trackBoxes = this.getBoxes(TrackBox.class); + long[] trackNumbers = new long[trackBoxes.size()]; + for (int trackCounter = 0; trackCounter < trackBoxes.size(); trackCounter++) { + AbstractBox trackBoxe = trackBoxes.get(trackCounter); + TrackBox trackBox = (TrackBox) trackBoxe; + trackNumbers[trackCounter] = trackBox.getTrackHeaderBox().getTrackId(); + } + return trackNumbers; + } + + public MovieHeaderBox getMovieHeaderBox() { + for (Box box : boxes) { + if (box instanceof MovieHeaderBox) { + return (MovieHeaderBox) box; + } + } + return null; + } + +} |