/*! \brief Receiver noise blanker work method.
* \param mooutput_items
* \param input_items
* \param output_items
*/
int rx_nb_cc::work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
const gr_complex *in = (const gr_complex *) input_items[0];
gr_complex *out = (gr_complex *) output_items[0];
int i;
boost::mutex::scoped_lock lock(d_mutex);
// copy data into output buffer then perform the processing on that buffer
for (i = 0; i < noutput_items; i++)
out[i] = gr_complex(in[i].real(), in[i].imag());
if (d_nb1_on)
{
process_nb1(out, noutput_items);
}
if (d_nb2_on)
{
process_nb2(out, noutput_items);
}
return noutput_items;
}
/*! \brief DC correction block work method.
* \param moutput_items
* \param input_items
* \param output_items
*/
int dc_corr_cc::work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
const gr_complex *in = (const gr_complex *) input_items[0];
gr_complex *out = (gr_complex *) output_items[0];
int i;
float sum_i = 0.0;
float sum_q = 0.0;
for (i = 0; i < noutput_items; i++)
{
sum_q += in[i].imag();
sum_i += in[i].real();
}
d_avg_i = d_avg_i*(1.f-d_alpha) + d_alpha*(sum_i/noutput_items);
d_avg_q = d_avg_q*(1.f-d_alpha) + d_alpha*(sum_q/noutput_items);
#ifndef QT_NO_DEBUG_OUTPUT
if (d_cnt == 100)
{
std::cout << "AVG I/Q: " << d_avg_i << "/" << d_avg_q << std::endl;
d_cnt = 0;
}
else
{
d_cnt++;
}
#endif
for (i = 0; i < noutput_items; i++)
out[i] = gr_complex(in[i].real() - d_avg_i, in[i].imag() - d_avg_q);
return noutput_items;
}
TrxDev_hiqsdr::TrxDev_hiqsdr(int sRate, const char* hiqip ) : TrxDev("HIQSDR") {
dcFilter = true;
sampleRate = sRate;
hiqsdrSink = gr::hiqsdr::sink::make (sizeof(gr_complex), hiqip, HIQSDR_TX_PORT);
hiqsdrSource = gr::hiqsdr::source::make(sizeof(gr_complex), hiqip,
HIQSDR_RX_PORT, HIQSDR_CTL_PORT, HIQSDR_RX_FIR_PORT, HIQSDR_TX_FIR_PORT,
1442, false, true);
std::vector<gr_complex> v_coef;
// for (int i=0;i<sizeof(coef)/sizeof(float);i++)
// v_coef.push_back(coef[i]);
for (int i=0;i<sizeof(usb_3000_real)/sizeof(float);i++)
v_coef.push_back(gr_complex(usb_3000_real[i],usb_3000_imag[i]));
// hiqsdrSource->setFilter(v_coef, FILTER_RX);
firdes = new gr::filter::firdes();
//hiqsdrSource->setFilter(firdes->complex_band_pass(1, IF_RATE*8, -3800, -200, 1800), FILTER_RX);
//hiqsdrSource->setFilter(firdes->complex_band_pass(1, 8000*8, -3000, -200, 120), FILTER_RX);
v_coef.clear();
for (int i=0;i<sizeof(tx_coef)/sizeof(float);i++)
v_coef.push_back(tx_coef[i]);
// hiqsdrSource->setFilter(v_coef, FILTER_TX);
// hiqsdrSource->setFilter(firdes->complex_band_pass(1, IF_RATE*4, -2000, -1000, 2600), FILTER_TX);
adder = gr::blocks::add_cc::make(1);
hiqsdrSource->setSampleRate(sampleRate);
movingAverage = gr::blocks::moving_average_cc::make (1024, -1/1024.0);
connect (hiqsdrSource, 0, movingAverage, 0);
connect (hiqsdrSource, 0, adder, 0);
connect (movingAverage, 0, adder, 1);
connect (adder, 0, self(), 0);
connect (self(), 0, hiqsdrSink, 0);
presel = 0;
}
/*! \brief Receiver AGC work method.
* \param mooutput_items
* \param input_items
* \param output_items
*/
int rx_agc_cc::work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
const gr_complex *in = (const gr_complex *) input_items[0];
gr_complex *out = (gr_complex *) output_items[0];
int i;
// lock mutex
boost::mutex::scoped_lock lock(d_mutex);
for (i = 0; i < noutput_items; i++) {
ib[i].im = in[i].imag();
ib[i].re = in[i].real();
}
d_agc->ProcessData(noutput_items, &ib[0], &ob[0]);
for (i = 0; i < noutput_items; i++)
out[i] = gr_complex( ob[i].re, ob[i].im);
return noutput_items;
}
int main()
{
gr_complex rhh[5];
gr_complex input[BURST_SIZE];
float output[BURST_SIZE];
float path_metrics[16];
unsigned int i;
rhh[0] = gr_complex(6681134.2347451737,0.0000000000);
rhh[1] = gr_complex(4315167.0637422213,-860367.8252039659);
rhh[2] = gr_complex(935284.8973972955,-371780.5098627206);
rhh[3] = gr_complex(-51462.6871850645,50393.6755332753);
rhh[4] = gr_complex(-7439.8044847587,8028.1598971039);
input[0] = gr_complex(7977179.5758423340,-2764222.4174382309);
input[1] = gr_complex(6856794.8374158992,4865869.9717015224);
input[2] = gr_complex(9811374.7624817826,5183732.8837238941);
input[3] = gr_complex(6679440.9549223864,-4428971.3826953433);
input[4] = gr_complex(-4696701.8298753574,-5933567.0446173064);
input[5] = gr_complex(-6541783.9135319907,4653341.9806263465);
input[6] = gr_complex(2084689.1360897610,10178136.3338905703);
input[7] = gr_complex(6147479.6545689385,8874496.3001975510);
input[8] = gr_complex(5904918.0852984637,8800690.9255027324);
input[9] = gr_complex(6748883.3597641187,8777701.9989523701);
input[10] = gr_complex(6778221.8454960939,8045655.9501006966);
input[11] = gr_complex(6364128.8660152592,8022191.0277904849);
input[12] = gr_complex(8722069.2811547928,4776436.4937707158);
input[13] = gr_complex(10932320.6634155307,-1558217.3467115229);
input[14] = gr_complex(8712591.8296174519,-1858753.9812126879);
input[15] = gr_complex(2379782.5548789091,2932506.6217711852);
input[16] = gr_complex(-5444416.7791099474,5946987.8123247186);
input[17] = gr_complex(-5424576.3013667949,8041132.5497372206);
input[18] = gr_complex(4060723.5737396451,5559136.6484692302);
input[19] = gr_complex(9867910.7169802599,-1816506.5368241861);
input[20] = gr_complex(9116570.9774469398,-6509021.2122100489);
input[21] = gr_complex(5005755.5616738033,-8815847.5133575164);
input[22] = gr_complex(-2234914.8963576080,-10346435.2929649707);
input[23] = gr_complex(-7202255.9594532764,-9713796.9845253937);
input[24] = gr_complex(-9190470.4906416610,-4700539.2048025727);
input[25] = gr_complex(-10344677.5631833095,3164735.0763911339);
input[26] = gr_complex(-8144676.0358214928,3689244.8448072611);
input[27] = gr_complex(-2187512.8785404381,-2405086.8007661770);
input[28] = gr_complex(4192422.7355999672,-2302450.1948127761);
input[29] = gr_complex(7246362.6484694732,4298058.7434391864);
input[30] = gr_complex(6556902.8967612814,8229181.3319309540);
input[31] = gr_complex(6142925.0144970221,8026586.9547691522);
input[32] = gr_complex(8129663.3146255473,4033126.4267871310);
input[33] = gr_complex(5840297.4751724107,-4620492.6748427916);
input[34] = gr_complex(-1914675.1103647740,-10020347.7468968201);
input[35] = gr_complex(-2940115.4495635680,-8372239.2818623800);
input[36] = gr_complex(4008522.1739267618,-6826920.4027512996);
input[37] = gr_complex(8135500.9140075976,-7047328.2304275325);
input[38] = gr_complex(8405763.8657652065,-6931698.9773707138);
input[39] = gr_complex(8929684.6084167603,-6179537.9078161716);
input[40] = gr_complex(8180060.2347036134,-2186703.0895569432);
input[41] = gr_complex(3091335.4318671110,4054954.8339853790);
input[42] = gr_complex(-4295697.1578283813,7927174.1333465036);
input[43] = gr_complex(-8473978.8917866647,8708279.0942377765);
input[44] = gr_complex(-8307511.0194505267,8912587.7116757408);
input[45] = gr_complex(-3924398.3662469061,9788935.7640386801);
input[46] = gr_complex(3578818.1363314060,9475507.7755236719);
input[47] = gr_complex(7878887.0608754344,8305521.6216092538);
input[48] = gr_complex(7661073.4441334298,8193166.0088053150);
input[49] = gr_complex(7711201.6565008871,8476321.8633535057);
input[50] = gr_complex(8106392.3937723571,8574168.6601282097);
input[51] = gr_complex(4338938.6736003347,8161180.2535219444);
input[52] = gr_complex(-2892764.5596533259,7908598.1890047276);
input[53] = gr_complex(-7361426.2291188771,8354406.9966570400);
input[54] = gr_complex(-7399748.1998513071,9027400.1381105371);
input[55] = gr_complex(-2985443.1269021751,10343848.6311076693);
input[56] = gr_complex(4056164.2682814910,10098505.0940024592);
input[57] = gr_complex(3662304.4839048819,7612823.1212739553);
input[58] = gr_complex(-3973366.8165788800,7937078.9175711880);
input[59] = gr_complex(-4235798.1452934938,10334281.0868006106);
input[60] = gr_complex(3036808.0689534992,9898067.6488185041);
input[61] = gr_complex(7473543.5356334411,7807926.3775777007);
input[62] = gr_complex(9079322.0398128927,3406424.4956655651);
input[63] = gr_complex(9858644.6258316785,-3257437.0358347511);
input[64] = gr_complex(8880394.8906779401,-7679278.0091405679);
input[65] = gr_complex(3363837.0022190632,-9429173.7162515502);
input[66] = gr_complex(-5976744.0335793961,-5385450.6034509651);
input[67] = gr_complex(-9557981.0088688023,3050312.8082751348);
input[68] = gr_complex(-7022882.0701328497,3640309.4189949362);
input[69] = gr_complex(-6956342.7005542396,-3448204.4347535190);
input[70] = gr_complex(-7352343.4183843154,-7661573.7851171279);
input[71] = gr_complex(-2991151.1712345490,-7200411.9186981265);
input[72] = gr_complex(2885118.0445274930,-2984883.7704812000);
input[73] = gr_complex(7032828.1064425148,3581754.7941750460);
input[74] = gr_complex(10088763.7540586796,3662867.8467899580);
input[75] = gr_complex(10564181.4445688296,-3225930.1012457302);
input[76] = gr_complex(8350222.2591632884,-3732983.7871769890);
input[77] = gr_complex(7833973.7142023239,2987993.6910825032);
input[78] = gr_complex(9706408.6739433222,3052094.8092914429);
input[79] = gr_complex(9745006.6094854400,-3935102.0540104648);
input[80] = gr_complex(7816404.5637982106,-8252538.7267344501);
input[81] = gr_complex(2986277.6633892348,-9487975.5299777929);
input[82] = gr_complex(-5695845.6292771958,-5169515.8120368905);
input[83] = gr_complex(-10054151.1938444097,3411496.4582903101);
input[84] = gr_complex(-8051379.2657383084,2941255.2196879322);
input[85] = gr_complex(-3549464.5857489500,-3756761.7516137050);
input[86] = gr_complex(2758228.0974008231,-3356159.6927887732);
input[87] = gr_complex(3030904.7997136060,2423714.1793336859);
input[88] = gr_complex(-4312484.6648249906,6565622.5327912308);
input[89] = gr_complex(-8292628.1023570709,7907719.3416422373);
input[90] = gr_complex(-7526932.9695930025,8014555.7987554707);
input[91] = gr_complex(-7845877.0589824449,7739528.8884838661);
input[92] = gr_complex(-8621562.5281414296,7418568.3737750174);
input[93] = gr_complex(-8417158.0598517433,7181224.2163500283);
input[94] = gr_complex(-8512688.8578708004,7987622.6814399734);
input[95] = gr_complex(-4394195.2836061195,9949034.4722546078);
input[96] = gr_complex(5266129.2915991358,6195329.6856880505);
input[97] = gr_complex(10194253.6950446907,-2784736.7088111811);
input[98] = gr_complex(8824963.8092368357,-7786593.4880886609);
input[99] = gr_complex(3396738.8080786392,-9691138.5840958729);
input[100] = gr_complex(-5722550.5051566781,-5556953.7173151653);
input[101] = gr_complex(-5714701.2187169204,5472711.9084113399);
input[102] = gr_complex(3332017.2621497451,9704527.7971289307);
input[103] = gr_complex(7342514.5288135549,7753950.5122191338);
input[104] = gr_complex(6818048.9879954616,8189460.3032278512);
input[105] = gr_complex(3394201.9642735380,7945062.7654534997);
input[106] = gr_complex(-4167885.5119835120,6895554.1659005154);
input[107] = gr_complex(-8619065.5479442235,6801211.7162556173);
input[108] = gr_complex(-7427938.6338890027,2908143.9905314222);
input[109] = gr_complex(-6703266.9973377967,-4149571.8933691182);
input[110] = gr_complex(-7397979.4083190663,-8091927.8271739502);
input[111] = gr_complex(-8023643.3861837359,-8148580.2711619306);
input[112] = gr_complex(-9593984.7424030975,-3401373.7567658830);
input[113] = gr_complex(-9949905.4782167133,3693487.8505923129);
input[114] = gr_complex(-7643884.0559280366,3256209.4725131588);
input[115] = gr_complex(-2697566.6721224338,-3206105.0871117339);
input[116] = gr_complex(3377896.5469162161,-3637995.9373872238);
input[117] = gr_complex(7053276.0410971297,2764169.1462154472);
input[118] = gr_complex(8628643.1609179415,3396969.9720182270);
input[119] = gr_complex(8591483.6933623832,-3571890.2316942490);
input[120] = gr_complex(7631932.3620410990,-7892583.3345261374);
input[121] = gr_complex(3523270.0499849520,-9235294.6299457569);
input[122] = gr_complex(-5210049.1886767643,-5470018.0261554671);
input[123] = gr_complex(-5729032.9836538611,4597120.7055899110);
input[124] = gr_complex(4722045.6474561440,5593554.0462966477);
input[125] = gr_complex(9943005.2302960120,-3058974.8321727011);
input[126] = gr_complex(7338276.2722858489,-3095524.7280114950);
input[127] = gr_complex(6924101.7894357592,4679671.4725222811);
input[128] = gr_complex(9394305.4008450378,4311128.9848157102);
input[129] = gr_complex(9835558.7182324342,-3667900.0077023208);
input[130] = gr_complex(8223108.7120001484,-8579057.2975662407);
input[131] = gr_complex(2845955.6588687100,-9157587.9910129588);
input[132] = gr_complex(-5965686.3459505001,-4635464.3736052224);
input[133] = gr_complex(-9515672.9792508632,3206974.9185256958);
input[134] = gr_complex(-8344649.1418864401,7073463.4248667136);
input[135] = gr_complex(-8254731.1990081621,7048210.7404652704);
input[136] = gr_complex(-7504645.1065991390,3469527.9779098351);
input[137] = gr_complex(-6905884.6544481078,-4071500.7763075172);
input[138] = gr_complex(-7265828.0211983416,-8724546.7090917714);
input[139] = gr_complex(-3159001.5446096850,-7599002.0958460663);
input[140] = gr_complex(4820872.7249604221,-7688968.4836491412);
input[141] = gr_complex(4538964.4842799734,-10655536.8874594998);
input[142] = gr_complex(-4627802.4763165191,-6342339.7226147177);
input[143] = gr_complex(-5229789.9845531741,4793436.5098953182);
input[144] = gr_complex(3023641.9008085518,9426626.5553139690);
input[145] = gr_complex(3151170.4858403988,7510483.1565964483);
input[146] = gr_complex(-3112381.9596595298,6480539.7998312227);
input[147] = gr_complex(-3526072.3028905988,4305425.6301188134);
unsigned int stop_states[1] = { 4, };
viterbi_detector(input, BURST_SIZE, rhh, 3, stop_states, 1, output);
printf("# name: output\n# type: matrix\n# rows: 1\n# columns: 148\n");
for(i=0; i<BURST_SIZE ; i++){
printf(" %d\n", output[i]>0);
}
printf("\n");
}
