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bugfix + work on scanner

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AlexandreRouma
2022-07-15 17:17:53 +02:00
parent 8b7afd88f9
commit 5bf5a10a12
79 changed files with 234 additions and 18146 deletions
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64
core/src/dsp/digital/differentia_decoder.h
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@ -1,64 +0,0 @@
#pragma once
#include "../processor.h"
namespace dsp::digital {
class DifferentialDecoder : public Processor<uint8_t, uint8_t> {
using base_type = Processor<uint8_t, uint8_t>;
public:
DifferentialDecoder() {}
DifferentialDecoder(stream<uint8_t> *in) { base_type::init(in); }
void init(stream<uint8_t> *in, uint8_t modulus, uint8_t initSym = 0) {
_modulus = modulus;
_initSym = initSym;
last = _initSym;
base_type::init(in);
}
void setModulus(uint8_t modulus) {
assert(base_type::_block_init);
std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
_modulus = modulus;
}
void setInitSym(uint8_t initSym) {
assert(base_type::_block_init);
std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
_initSym = initSym;
}
void reset() {
assert(base_type::_block_init);
std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
base_type::tempStop();
last = _initSym;
base_type::tempStart();
}
inline int process(int count, const uint8_t* in, uint8_t* out) {
for (int i = 0; i < count; i++) {
out[i] = (in[i] - last) % _modulus;
}
return count;
}
int run() {
int count = base_type::_in->read();
if (count < 0) { return -1; }
process(count, base_type::_in->readBuf, base_type::out.writeBuf);
base_type::_in->flush();
if (!base_type::out.swap(count)) { return -1; }
return count;
}
protected:
uint8_t last;
uint8_t _initSym;
uint8_t _modulus;
};
}