private void emit_lse_ict()
{
/* Support only 1 transform */
if (m_cinfo.color_transform != J_COLOR_TRANSFORM.JCT_SUBTRACT_GREEN || m_cinfo.Num_components < 3)
m_cinfo.ERREXIT(J_MESSAGE_CODE.JERR_CONVERSION_NOTIMPL);
emit_marker(JPEG_MARKER.JPG8);
emit_2bytes(24); /* fixed length */
emit_byte(0x0D); /* ID inverse transform specification */
emit_2bytes(JpegConstants.MAXJSAMPLE); /* MAXTRANS */
emit_byte(3); /* Nt=3 */
emit_byte(m_cinfo.Component_info[1].Component_id);
emit_byte(m_cinfo.Component_info[0].Component_id);
emit_byte(m_cinfo.Component_info[2].Component_id);
emit_byte(0x80); /* F1: CENTER1=1, NORM1=0 */
emit_2bytes(0); /* A(1,1)=0 */
emit_2bytes(0); /* A(1,2)=0 */
emit_byte(0); /* F2: CENTER2=0, NORM2=0 */
emit_2bytes(1); /* A(2,1)=1 */
emit_2bytes(0); /* A(2,2)=0 */
emit_byte(0); /* F3: CENTER3=0, NORM3=0 */
emit_2bytes(1); /* A(3,1)=1 */
emit_2bytes(0); /* A(3,2)=0 */
}