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Optimizing LabSat Source

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This commit is contained in:
Javier Arribas
2019-05-06 12:55:32 +02:00
parent c3840ce75f
commit f2baf32e3f
1 changed files with 15 additions and 5 deletions
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20
src/algorithms/signal_source/gnuradio_blocks/labsat23_source.cc
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@@ -147,24 +147,28 @@ void labsat23_source::decode_samples_one_channel(int16_t input_short, gr_complex
// bits per sample, 4 samples per int16
for (int i = 0; i < 4; i++)
{
out[i] = gr_complex(0.0, 0.0);
//out[i] = gr_complex(0.0, 0.0);
// In-Phase
if (bs[15 - 4 * i])
{
if (bs[13 - 4 * i]) // 11
{
out[i] += gr_complex(-1, 0);
out[i] = gr_complex(-1, 0);
}
else // 10
{
out[i] += gr_complex(-2, 0);
out[i] = gr_complex(-2, 0);
}
}
else
{
if (bs[13 - 4 * i]) // 01
{
out[i] += gr_complex(1, 0);
out[i] = gr_complex(2, 0);
}
else
{
out[i] = gr_complex(1, 0);
}
}
@@ -183,11 +187,15 @@ void labsat23_source::decode_samples_one_channel(int16_t input_short, gr_complex
else
{
if (bs[12 - 4 * i]) // 01
{
out[i] += gr_complex(0, 2);
}
else
{
out[i] += gr_complex(0, 1);
}
}
out[i] += gr_complex(0.5, 0.5);
//out[i] += gr_complex(0.5, 0.5);
}
break;
}
@@ -412,6 +420,7 @@ int labsat23_source::general_work(int noutput_items,
{
case 0:
// dual channel 2 bits per complex sample
//todo: implement dual channel reader
break;
default:
// single channel 2 bits per complex sample (1 bit I + 1 bit Q, 8 samples per int16)
@@ -473,6 +482,7 @@ int labsat23_source::general_work(int noutput_items,
{
case 0:
// dual channel
//todo: implement dual channel reader
break;
default:
// single channel 4 bits per complex sample (2 bit I + 2 bit Q, 4 samples per int16)