dtmf_row           76 src/libteletone_detect.c static float dtmf_row[] = {697.0f,	770.0f,	 852.0f,  941.0f};
dtmf_row          113 src/libteletone_detect.c 		theta = (float)(M_TWO_PI*(dtmf_row[i]/(float)sample_rate));
dtmf_row          119 src/libteletone_detect.c 		theta = (float)(M_TWO_PI*(dtmf_row[i]*2.0/(float)sample_rate));