jpeg_quality_scaling  157 jcparam.c        quality = jpeg_quality_scaling(quality);
jpeg_quality_scaling  980 jpeglib.h      EXTERN(int) jpeg_quality_scaling JPP((int quality));
jpeg_quality_scaling  285 rdswitch.c           cinfo->q_scale_factor[tblno] = jpeg_quality_scaling(val);
jpeg_quality_scaling  290 rdswitch.c           cinfo->q_scale_factor[tblno] = jpeg_quality_scaling(val);