X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=output%2Fanalog.c;h=7090d0feb42f49fd7134e17f47fcfeab9e5da3b0;hb=33e8a3c5258d9ac92841cf47abd1e1f7528d640b;hp=4f8715aae28ac866acf966bef323ea7b0f910811;hpb=886a52b6fbffb0fd06849c928cf9fd31a0d4657b;p=libsigrok.git

diff --git a/output/analog.c b/output/analog.c
index 4f8715aa..7090d0fe 100644
--- a/output/analog.c
+++ b/output/analog.c
@@ -143,6 +143,29 @@ static void fancyprint(int unit, int mqflags, float value, GString *out)
 		case SR_UNIT_DECIBEL_VOLT:
 			si_printf(value, out, "dBV");
 			break;
+		case SR_UNIT_DECIBEL_SPL:
+			if (mqflags & SR_MQFLAG_SPL_FREQ_WEIGHT_A)
+				si_printf(value, out, "dB(A)");
+			else if (mqflags & SR_MQFLAG_SPL_FREQ_WEIGHT_C)
+				si_printf(value, out, "dB(C)");
+			else if (mqflags & SR_MQFLAG_SPL_FREQ_WEIGHT_Z)
+				si_printf(value, out, "dB(Z)");
+			else
+				/* No frequency weighting, or non-standard "flat" */
+				si_printf(value, out, "dB(SPL)");
+			if (mqflags & SR_MQFLAG_SPL_TIME_WEIGHT_S)
+				g_string_append(out, " S");
+			else if (mqflags & SR_MQFLAG_SPL_TIME_WEIGHT_F)
+				g_string_append(out, " F");
+			if (mqflags & SR_MQFLAG_SPL_LAT)
+				g_string_append(out, " LAT");
+			else if (mqflags & SR_MQFLAG_SPL_PCT_OVER_ALARM)
+				/* Not a standard function for SLMs, so this is
+				 * a made-up notation. */
+				g_string_append(out, " %oA");
+			break;
+		default:
+			si_printf(value, out, "");
 	}
 	if ((mqflags & (SR_MQFLAG_AC | SR_MQFLAG_DC)) == (SR_MQFLAG_AC | SR_MQFLAG_DC))
 		g_string_append_printf(out, " AC+DC");