static PngChunk makeChunk(final int length, final int chunkType, final int crc, final byte[] bytes) throws IOException {
        final ChunkType type = findType(chunkType);
        return type != null && type.constructor != null
                ? type.constructor.make(length, chunkType, crc, bytes)
                : new PngChunk(length, chunkType, crc, bytes);
    }
Exchangeable Image File (Exif) Profile

@since 1.0.0-alpha6
src/main/java/org/apache/commons/imaging/formats/png/ChunkType.java