serialize method
Implementation
@override
ByteData serialize() {
var data_ = ByteData(mavlinkEncodedLength);
data_.setUint32(0, size, Endian.little);
data_.setUint16(4, width, Endian.little);
data_.setUint16(6, height, Endian.little);
data_.setUint16(8, packets, Endian.little);
data_.setUint8(10, type);
data_.setUint8(11, payload);
data_.setUint8(12, jpgQuality);
return data_;
}