!7

lib 1006985 // JAAD for AAC decoding

import net.sourceforge.jaad.mp4.*;
import net.sourceforge.jaad.mp4.api.*;

p {
  File file = getProgramFile(#1006739, "Prince - Motherless Child - Live!-99Q31nyH16w.m4a");
  assertTrue("Please run #1006739", file.exists());
  
  fixContextClassLoader();
  MP4Container container = new MP4Container(new RandomAccessFile(file, "r"));
  Movie movie = container.getMovie();
  List<Track> tracks = movie.getTracks(AudioTrack.AudioCodec.AAC);
  print("Got " + n(tracks, "tracks"));
  if (tracks.size() > 0) {
      Track track = tracks.get(0);
      byte[] decoderSpecificInfo = track.getDecoderSpecificInfo();
      byte[] frame = track.readNextFrame();
      print("Got frame: " + l(frame));
      //do something with the frame, e.g. pass it to the AAC decoder
  }
}