Examples of Mp4BoxHeader

Examples of org.jaudiotagger.audio.mp4.atom.Mp4BoxHeader

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        super(id, data);
    }

    protected void build(ByteBuffer data) throws UnsupportedEncodingException {
        //Data actually contains a 'Data' Box so process data using this
        Mp4BoxHeader header = new Mp4BoxHeader(data);
        Mp4DataBox databox = new Mp4DataBox(header, data);
        dataSize = header.getDataLength();
        numbers = databox.getNumbers();

        //Disc number always hold four values, we can discard the first one and last one, the second one is the disc no
        //and the third is the total no of discs so only use if not zero
        StringBuffer sb = new StringBuffer();
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Examples of org.jaudiotagger.audio.mp4.atom.Mp4BoxHeader

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    public String toString() {
        return imageType + ":" + dataBytes.length + "bytes";
    }

    protected void build(ByteBuffer raw) {
        Mp4BoxHeader header = new Mp4BoxHeader(raw);
        dataSize = header.getDataLength();
        dataAndHeaderSize = header.getLength();

        //Skip the version and length fields
        raw.position(raw.position() + Mp4DataBox.PRE_DATA_LENGTH);

        //Read the raw data into byte array
        this.dataBytes = new byte[dataSize - Mp4DataBox.PRE_DATA_LENGTH];
        raw.get(dataBytes, 0, dataBytes.length);

        //Is there room for another atom (remember actually passed all the data so unless Covr is last atom
        //there will be room even though more likely to be for the text top level atom)
        int positionAfterDataAtom = raw.position();
        if (raw.position() + Mp4BoxHeader.HEADER_LENGTH <= raw.limit()) {
            //Is there a following name field (not the norm)
            Mp4BoxHeader nameHeader = new Mp4BoxHeader(raw);
            if (nameHeader.getId().equals(Mp4NameBox.IDENTIFIER)) {
                dataSize += nameHeader.getDataLength();
                dataAndHeaderSize += nameHeader.getLength();
            } else {
                raw.position(positionAfterDataAtom);
            }
        }
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Examples of org.jaudiotagger.audio.mp4.atom.Mp4BoxHeader

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        return Mp4FieldType.TEXT;
    }

    protected void build(ByteBuffer data) throws UnsupportedEncodingException {
        //Read mean box, set the issuer and skip over data
        Mp4BoxHeader meanBoxHeader = new Mp4BoxHeader(data);
        Mp4MeanBox meanBox = new Mp4MeanBox(meanBoxHeader, data);
        setIssuer(meanBox.getIssuer());
        data.position(data.position() + meanBoxHeader.getDataLength());

        //Read name box, identify what type of field it is
        Mp4BoxHeader nameBoxHeader = new Mp4BoxHeader(data);
        Mp4NameBox nameBox = new Mp4NameBox(nameBoxHeader, data);
        setDescriptor(nameBox.getName());
        data.position(data.position() + nameBoxHeader.getDataLength());

        //Issue 198:There is not actually a data atom there cannot cant be because no room for one
        if (parentHeader.getDataLength() == meanBoxHeader.getLength() + nameBoxHeader.getLength()) {
            id = IDENTIFIER + ":" + issuer + ":" + descriptor;
            setContent("");
            //logger.warning(ErrorMessage.MP4_REVERSE_DNS_FIELD_HAS_NO_DATA.getMsg(id));
        }
        //Usual Case
        else {
            //Read data box, identify the data
            Mp4BoxHeader dataBoxHeader = new Mp4BoxHeader(data);
            Mp4DataBox dataBox = new Mp4DataBox(dataBoxHeader, data);
            setContent(dataBox.getContent());
            data.position(data.position() + dataBoxHeader.getDataLength());

            //Now calculate the id which in order to be unique needs to use all htree values
            id = IDENTIFIER + ":" + issuer + ":" + descriptor;
        }
    }
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