function fourCCToInt32(value) {
        return value.charCodeAt(0) +
            (value.charCodeAt(1) << 8) +
            (value.charCodeAt(2) << 16) +
            (value.charCodeAt(3) << 24);
    }
@fileoverview dds - Utilities for loading DDS texture files
@author Brandon Jones
@version 0.1