EXR_UNKNOWN      1302 libavcodec/exr.c     s->pixel_type         = EXR_UNKNOWN;
EXR_UNKNOWN      1418 libavcodec/exr.c                 if (current_pixel_type >= EXR_UNKNOWN) {
EXR_UNKNOWN      1438 libavcodec/exr.c                     if (s->pixel_type != EXR_UNKNOWN &&