return SR_OK;
}
-static void si_printf(float value, GString *out, const char *unitstr)
-{
- float v;
-
- if (signbit(value))
- v = -(value);
- else
- v = value;
-
- if (v < 1e-12 || v > 1e+12)
- g_string_append_printf(out, "%f %s", value, unitstr);
- else if (v > 1e+9)
- g_string_append_printf(out, "%f G%s", value / 1e+9, unitstr);
- else if (v > 1e+6)
- g_string_append_printf(out, "%f M%s", value / 1e+6, unitstr);
- else if (v > 1e+3)
- g_string_append_printf(out, "%f k%s", value / 1e+3, unitstr);
- else if (v < 1e-9)
- g_string_append_printf(out, "%f n%s", value * 1e+9, unitstr);
- else if (v < 1e-6)
- g_string_append_printf(out, "%f u%s", value * 1e+6, unitstr);
- else if (v < 1e-3)
- g_string_append_printf(out, "%f m%s", value * 1e+3, unitstr);
- else
- g_string_append_printf(out, "%f %s", value, unitstr);
-
-}
-
-/* Please use the same order as in enum sr_unit (libsigrok.h). */
-static void fancyprint(int unit, int mqflags, float value, GString *out)
-{
- switch (unit) {
- case SR_UNIT_VOLT:
- si_printf(value, out, "V");
- break;
- case SR_UNIT_AMPERE:
- si_printf(value, out, "A");
- break;
- case SR_UNIT_OHM:
- si_printf(value, out, "");
- g_string_append_unichar(out, 0x2126);
- break;
- case SR_UNIT_FARAD:
- si_printf(value, out, "F");
- break;
- case SR_UNIT_KELVIN:
- si_printf(value, out, "K");
- break;
- case SR_UNIT_CELSIUS:
- si_printf(value, out, "");
- g_string_append_unichar(out, 0x00b0);
- g_string_append_c(out, 'C');
- break;
- case SR_UNIT_FAHRENHEIT:
- si_printf(value, out, "");
- g_string_append_unichar(out, 0x00b0);
- g_string_append_c(out, 'F');
- break;
- case SR_UNIT_HERTZ:
- si_printf(value, out, "Hz");
- break;
- case SR_UNIT_PERCENTAGE:
- g_string_append_printf(out, "%f %%", value);
- break;
- case SR_UNIT_BOOLEAN:
- if (value > 0)
- g_string_append_printf(out, "TRUE");
- else
- g_string_append_printf(out, "FALSE");
- break;
- case SR_UNIT_SECOND:
- si_printf(value, out, "s");
- break;
- case SR_UNIT_SIEMENS:
- si_printf(value, out, "S");
- break;
- case SR_UNIT_DECIBEL_MW:
- si_printf(value, out, "dBu");
- break;
- case SR_UNIT_DECIBEL_VOLT:
- si_printf(value, out, "dBV");
- break;
- case SR_UNIT_UNITLESS:
- si_printf(value, out, "");
- 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;
- case SR_UNIT_CONCENTRATION:
- g_string_append_printf(out, "%f ppm", value * (1000 * 1000));
- break;
- case SR_UNIT_REVOLUTIONS_PER_MINUTE:
- si_printf(value, out, "RPM");
- break;
- case SR_UNIT_VOLT_AMPERE:
- si_printf(value, out, "VA");
- break;
- case SR_UNIT_WATT:
- si_printf(value, out, "W");
- break;
- case SR_UNIT_WATT_HOUR:
- si_printf(value, out, "Wh");
- break;
- case SR_UNIT_METER_SECOND:
- si_printf(value, out, "m/s");
- break;
- case SR_UNIT_HECTOPASCAL:
- si_printf(value, out, "hPa");
- break;
- case SR_UNIT_HUMIDITY_293K:
- si_printf(value, out, "%rF");
- break;
- case SR_UNIT_DEGREE:
- si_printf(value, out, "");
- g_string_append_unichar(out, 0x00b0);
- break;
- case SR_UNIT_HENRY:
- si_printf(value, out, "H");
- break;
- case SR_UNIT_GRAM:
- si_printf(value, out, "g");
- break;
- case SR_UNIT_CARAT:
- si_printf(value, out, "ct");
- break;
- case SR_UNIT_OUNCE:
- si_printf(value, out, "oz");
- break;
- case SR_UNIT_TROY_OUNCE:
- si_printf(value, out, "oz t");
- break;
- case SR_UNIT_POUND:
- si_printf(value, out, "lb");
- break;
- case SR_UNIT_PENNYWEIGHT:
- si_printf(value, out, "dwt");
- break;
- case SR_UNIT_GRAIN:
- si_printf(value, out, "gr");
- break;
- case SR_UNIT_TAEL:
- si_printf(value, out, "tael");
- break;
- case SR_UNIT_MOMME:
- si_printf(value, out, "momme");
- break;
- case SR_UNIT_TOLA:
- si_printf(value, out, "tola");
- break;
- case SR_UNIT_PIECE:
- si_printf(value, out, "pcs");
- break;
- default:
- si_printf(value, out, "");
- break;
- }
-
- /* Please use the same order as in enum sr_mqflag (libsigrok.h). */
- if (mqflags & SR_MQFLAG_AC)
- g_string_append_printf(out, " AC");
- if (mqflags & SR_MQFLAG_DC)
- g_string_append_printf(out, " DC");
- if (mqflags & SR_MQFLAG_RMS)
- g_string_append_printf(out, " RMS");
- if (mqflags & SR_MQFLAG_DIODE)
- g_string_append_printf(out, " DIODE");
- if (mqflags & SR_MQFLAG_HOLD)
- g_string_append_printf(out, " HOLD");
- if (mqflags & SR_MQFLAG_MAX)
- g_string_append_printf(out, " MAX");
- if (mqflags & SR_MQFLAG_MIN)
- g_string_append_printf(out, " MIN");
- if (mqflags & SR_MQFLAG_AUTORANGE)
- g_string_append_printf(out, " AUTO");
- if (mqflags & SR_MQFLAG_RELATIVE)
- g_string_append_printf(out, " REL");
- /* Note: SR_MQFLAG_SPL_* is handled above. */
- if (mqflags & SR_MQFLAG_DURATION)
- g_string_append_printf(out, " DURATION");
- if (mqflags & SR_MQFLAG_AVG)
- g_string_append_printf(out, " AVG");
- if (mqflags & SR_MQFLAG_REFERENCE)
- g_string_append_printf(out, " REF");
- if (mqflags & SR_MQFLAG_UNSTABLE)
- g_string_append_printf(out, " UNSTABLE");
- if (mqflags & SR_MQFLAG_FOUR_WIRE)
- g_string_append_printf(out, " 4-WIRE");
- g_string_append_c(out, '\n');
-}
-
static int receive(const struct sr_output *o, const struct sr_datafeed_packet *packet,
GString **out)
{
struct context *ctx;
- const struct sr_datafeed_analog_old *analog_old;
const struct sr_datafeed_analog *analog;
struct sr_channel *ch;
GSList *l;
float *fdata;
unsigned int i;
- int num_channels, c, ret, si, digits;
+ int num_channels, c, ret, digits;
char *number, *suffix;
*out = NULL;
case SR_DF_FRAME_END:
*out = g_string_new("FRAME-END\n");
break;
- case SR_DF_ANALOG_OLD:
- analog_old = packet->payload;
- fdata = (float *)analog_old->data;
- *out = g_string_sized_new(512);
- num_channels = g_slist_length(analog_old->channels);
- for (si = 0; si < analog_old->num_samples; si++) {
- for (l = analog_old->channels, c = 0; l; l = l->next, c++) {
- ch = l->data;
- g_string_append_printf(*out, "%s: ", ch->name);
- fancyprint(analog_old->unit, analog_old->mqflags,
- fdata[si * num_channels + c], *out);
- }
- }
- break;
case SR_DF_ANALOG:
analog = packet->payload;
num_channels = g_slist_length(analog->meaning->channels);
for (l = analog->meaning->channels, c = 0; l; l = l->next, c++) {
ch = l->data;
g_string_append_printf(*out, "%s: ", ch->name);
- number = g_strdup_printf("%.*f", digits,
+ number = g_strdup_printf("%.*f", MAX(digits, 0),
fdata[i * num_channels + c]);
g_string_append(*out, number);
g_free(number);
projects / libsigrok.git / blobdiff