M_APP14           419 jcmarker.c       emit_marker(cinfo, M_APP14);
M_APP14           755 jdmarker.c       case M_APP14:
M_APP14           861 jdmarker.c       case M_APP14:
M_APP14          1102 jdmarker.c         case M_APP14:
M_APP14          1368 jdmarker.c         else if (marker_code == (int) M_APP14 && length_limit < APP14_DATA_LEN)
M_APP14          1373 jdmarker.c         if (marker_code == (int) M_APP0 || marker_code == (int) M_APP14)