if (audioCodecId == -1 && tag.getDataType() == ITag.TYPE_AUDIO) {
bodyBuf.flip();
byte id = bodyBuf.get();
audioCodecId = (id & ITag.MASK_SOUND_FORMAT) >> 4;
} else if (videoCodecId == -1 && tag.getDataType() == ITag.TYPE_VIDEO) {
bodyBuf.flip();
byte id = bodyBuf.get();
videoCodecId = id & ITag.MASK_VIDEO_CODEC;
}
duration = Math.max(duration, tag.getTimestamp() + offset);
log.debug("Writer duration: {} offset: {}"+ tag.getTimestamp()+ duration+ offset);