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Fixed resampling bug + added waterfall colormap selection + general bugfix

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This commit is contained in:
Ryzerth
2020-12-31 14:26:12 +01:00
parent 7c4e442432
commit 979928ded8
21 changed files with 399 additions and 46 deletions
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53
rx888_source/src/main.cpp
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@ -11,20 +11,21 @@
#define CONCAT(a, b) ((std::string(a) + b).c_str())
#define ADC_RATE 128000000
#define ADC_RATE 64000000
#define XFER_TIMEOUT 5000
#define SEL0 (8) // SEL0 GPIO26
#define SEL1 (16) // SEL1 GPIO27
MOD_INFO {
/* Name: */ "rx888_source",
/* Description: */ "RX888 input module for SDR++",
/* Author: */ "Ryzerth",
/* Version: */ "0.1.0"
SDRPP_MOD_INFO {
/* Name: */ "rx888_source",
/* Description: */ "RX888 source module for SDR++",
/* Author: */ "Ryzerth",
/* Version: */ 0, 1, 0,
/* Max instances */ 1
};
class RX888SourceModule {
class RX888SourceModule : public ModuleManager::Instance {
public:
RX888SourceModule(std::string name) {
this->name = name;
@ -58,6 +59,18 @@ public:
spdlog::info("RX888SourceModule '{0}': Instance deleted!", name);
}
void enable() {
enabled = true;
}
void disable() {
enabled = false;
}
bool isEnabled() {
return enabled;
}
private:
static void menuSelected(void* ctx) {
@ -125,7 +138,7 @@ private:
static void _usbWorker(RX888SourceModule* _this) {
// Calculate hardware block siz
int realBlockSize = ADC_RATE / 200;
int realBlockSize = ADC_RATE / 100;
int i;
for (i = 1; i < realBlockSize; i = (i << 1));
realBlockSize = (i >> 1);
@ -170,9 +183,8 @@ private:
// Check if the incomming data is bulk I/Q and end transfer
if (EndPt->Attributes == 2) {
if (EndPt->FinishDataXfer((PUCHAR)buffer, rLen, &inOvLap, context)) {
if (_this->realStream.aquire() < 0) { break; }
memcpy(_this->realStream.data, buffer, rLen);
_this->realStream.write(rLen / 2);
memcpy(_this->realStream.writeBuf, buffer, rLen);
_this->realStream.swap(rLen / 2);
}
}
@ -196,7 +208,7 @@ private:
while (count >= 0) {
for (int i = 0; i < count; i++) {
iqbuffer[i].q = (float)_this->realStream.data[i] / 32768.0f;
iqbuffer[i].q = (float)_this->realStream.readBuf[i] / 32768.0f;
}
_this->realStream.flush();
@ -205,21 +217,20 @@ private:
lv_32fc_t phaseDelta = lv_cmake(std::cos(delta), std::sin(delta));
// Apply translation
if (_this->stream.aquire() < 0) { break; }
volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)_this->stream.data, (lv_32fc_t*)iqbuffer, phaseDelta, &phase, count);
volk_32fc_s32fc_x2_rotator_32fc((lv_32fc_t*)_this->stream.writeBuf, (lv_32fc_t*)iqbuffer, phaseDelta, &phase, count);
// Decimate
blockSize = count;
for (int d = 0; d < (_this->decimation - 1); d++) {
blockSize = (blockSize >> 1);
for (int i = 0; i < blockSize; i++) {
_this->stream.data[i].i = (_this->stream.data[i*2].i + _this->stream.data[(i*2)+1].i) * 0.5f;
_this->stream.data[i].q = (_this->stream.data[i*2].q + _this->stream.data[(i*2)+1].q) * 0.5f;
_this->stream.writeBuf[i].i = (_this->stream.writeBuf[i*2].i + _this->stream.writeBuf[(i*2)+1].i) * 0.5f;
_this->stream.writeBuf[i].q = (_this->stream.writeBuf[i*2].q + _this->stream.writeBuf[(i*2)+1].q) * 0.5f;
}
}
// Write to output stream
_this->stream.write(blockSize);
_this->stream.swap(blockSize);
// Read from real stream
count = _this->realStream.read();
@ -242,20 +253,20 @@ private:
double sampleRate;
int decimation;
bool running = false;
bool enabled = true;
};
MOD_EXPORT void _INIT_() {
}
MOD_EXPORT void* _CREATE_INSTANCE_(std::string name) {
MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
return new RX888SourceModule(name);
}
MOD_EXPORT void _DELETE_INSTANCE_(void* instance) {
MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
delete (RX888SourceModule*)instance;
}
MOD_EXPORT void _STOP_() {
MOD_EXPORT void _END_() {
}