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sdrangel/plugins/samplesource/sigmffileinput/sigmffileconvert.h

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SigMF file input
2020-11-10 02:09:21 +01:00
///////////////////////////////////////////////////////////////////////////////////
Rewriting of copyright notices for plugins/samplesource. Part of #1893
2023-11-18 10:07:41 +01:00
// Copyright (C) 2020 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
SigMF file input
2020-11-10 02:09:21 +01:00
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDE_SIGMFFILECONVERT_H
#define INCLUDE_SIGMFFILECONVERT_H
#include "dsp/dsptypes.h"
// Convert from Little Endian
template<typename T>
T sigMFFromLE(const T in) {
return in; // default assumes LE -> LE and is unused anyway
}
template<>
float sigMFFromLE<float>(const float in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
return in;
#else
float retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[3];
converted[1] = toConvert[2];
converted[2] = toConvert[1];
converted[3] = toConvert[0];
return retVal;
#endif
}
template<>
int16_t sigMFFromLE<int16_t>(const int16_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
return in;
#else
int16_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[1];
converted[1] = toConvert[0];
return retVal;
#endif
}
template<>
uint16_t sigMFFromLE<uint16_t>(const uint16_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
return in;
#else
uint16_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[1];
converted[1] = toConvert[0];
return retVal;
#endif
}
template<>
int32_t sigMFFromLE<int32_t>(const int32_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
return in;
#else
int32_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[3];
converted[1] = toConvert[2];
converted[2] = toConvert[1];
converted[3] = toConvert[0];
return retVal;
#endif
}
template<>
uint32_t sigMFFromLE<uint32_t>(const uint32_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
return in;
#else
uint32_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[3];
converted[1] = toConvert[2];
converted[2] = toConvert[1];
converted[3] = toConvert[0];
return retVal;
#endif
}
// Convert from Big Endian
template<typename T>
T sigMFFromBE(const T in) {
return in; // default assumes BE -> BE and is unused anyway
}
template<>
float sigMFFromBE<float>(const float in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
float retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[3];
converted[1] = toConvert[2];
converted[2] = toConvert[1];
converted[3] = toConvert[0];
return retVal;
#else
return in;
#endif
}
template<>
int16_t sigMFFromBE<int16_t>(const int16_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
int16_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[1];
converted[1] = toConvert[0];
return retVal;
#else
return in;
#endif
}
template<>
uint16_t sigMFFromBE<uint16_t>(const uint16_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
uint16_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[1];
converted[1] = toConvert[0];
return retVal;
#else
return in;
#endif
}
template<>
int32_t sigMFFromBE<int32_t>(const int32_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
int32_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[3];
converted[1] = toConvert[2];
converted[2] = toConvert[1];
converted[3] = toConvert[0];
return retVal;
#else
return in;
#endif
}
template<>
uint32_t sigMFFromBE<uint32_t>(const uint32_t in)
{
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
uint32_t retVal;
char *toConvert = ( char* ) & in;
char *converted = ( char* ) & retVal;
// swap the bytes into a temporary buffer
converted[0] = toConvert[3];
converted[1] = toConvert[2];
converted[2] = toConvert[1];
converted[3] = toConvert[0];
return retVal;
#else
return in;
#endif
}
// Sample conversions
class SigMFConverterInterface
{
public:
virtual int convert(FixReal *convertBuffer, const quint8* buf, int nbBytes) = 0;
};
template<typename SigMFT, unsigned int SdrBits, unsigned int InputBits, bool IsComplex, bool IsBigEndian, bool SwapIQ>
class SigMFConverter : public SigMFConverterInterface
{
public:
virtual int convert(FixReal *convertBuffer, const quint8* buf, int nbBytes);
};
template<typename SigMFT, unsigned int SdrBits, unsigned int InputBits, bool IsComplex, bool IsBigEndian, bool SwapIQ>
int SigMFConverter<SigMFT, SdrBits, InputBits, IsComplex, IsBigEndian, SwapIQ>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const SigMFT *sigMFBuf = (SigMFT *) buf;
int nbSamples = nbBytes / ((IsComplex ? 2 : 1) * sizeof(SigMFT));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFBuf[2*is];
convertBuffer[2*is+1] = sigMFBuf[2*is+1];
}
return nbSamples;
}
// Specialized templates
// =================
// float input type
// =================
// float complex LE IQ => FixReal 16 bits
template<>
int SigMFConverter<float, 16, 32, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<float>(sigMFBuf[2*is]) * 32768.0f;
convertBuffer[2*is+1] = sigMFFromLE<float>(sigMFBuf[2*is+1]) * 32768.0f;
}
return nbSamples;
}
// float complex LE IQ => FixReal 24 bits
template<>
int SigMFConverter<float, 24, 32, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<float>(sigMFBuf[2*is]) * 8388608.0f;
convertBuffer[2*is+1] = sigMFFromLE<float>(sigMFBuf[2*is+1]) * 8388608.0f;
}
return nbSamples;
}
// float complex LE QI => FixReal 16 bits
template<>
int SigMFConverter<float, 16, 32, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<float>(sigMFBuf[2*is+1]) * 32768.0f;
convertBuffer[2*is+1] = sigMFFromLE<float>(sigMFBuf[2*is]) * 32768.0f;
}
return nbSamples;
}
// float complex LE QI => FixReal 24 bits
template<>
int SigMFConverter<float, 24, 32, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<float>(sigMFBuf[2*is+1]) * 8388608.0f;
convertBuffer[2*is+1] = sigMFFromLE<float>(sigMFBuf[2*is]) * 8388608.0f;
}
return nbSamples;
}
// float real LE => FixReal 16 bits
template<>
int SigMFConverter<float, 16, 32, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / sizeof(float);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<float>(sigMFBuf[2*is]) * 32768.0f;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// float real LE => FixReal 24 bits
template<>
int SigMFConverter<float, 24, 32, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / sizeof(float);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<float>(sigMFBuf[2*is]) * 8388608.0f;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// float complex BE IQ => FixReal 16 bits
template<>
int SigMFConverter<float, 16, 32, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<float>(sigMFBuf[2*is]) * 32768.0f;
convertBuffer[2*is+1] = sigMFFromBE<float>(sigMFBuf[2*is+1]) * 32768.0f;
}
return nbSamples;
}
// float complex BE IQ => FixReal 24 bits
template<>
int SigMFConverter<float, 24, 32, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<float>(sigMFBuf[2*is]) * 8388608.0f;
convertBuffer[2*is+1] = sigMFFromBE<float>(sigMFBuf[2*is+1]) * 8388608.0f;
}
return nbSamples;
}
// float complex BE QI => FixReal 16 bits
template<>
int SigMFConverter<float, 16, 32, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<float>(sigMFBuf[2*is+1]) * 32768.0f;
convertBuffer[2*is+1] = sigMFFromBE<float>(sigMFBuf[2*is]) * 32768.0f;
}
return nbSamples;
}
// float complex BE QI => FixReal 24 bits
template<>
int SigMFConverter<float, 24, 32, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / (2*sizeof(float));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<float>(sigMFBuf[2*is+1]) * 8388608.0f;
convertBuffer[2*is+1] = sigMFFromBE<float>(sigMFBuf[2*is]) * 8388608.0f;
}
return nbSamples;
}
// float real BE => FixReal 16 bits
template<>
int SigMFConverter<float, 16, 32, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / sizeof(float);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<float>(sigMFBuf[2*is]) * 32768.0f;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// float real BE => FixReal 24 bits
template<>
int SigMFConverter<float, 24, 32, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const float *sigMFBuf = (float *) buf;
int nbSamples = nbBytes / sizeof(float);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<float>(sigMFBuf[2*is]) * 8388608.0f;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// ================================
// 8 bit signed integer input type
// ================================
// s8 complex IQ => FixReal 16 bits
template<>
int SigMFConverter<int8_t, 16, 8, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int8_t *sigMFBuf = (int8_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFBuf[2*is] << 8;
convertBuffer[2*is+1] = sigMFBuf[2*is+1] << 8;
}
return nbSamples;
}
// s8 complex IQ => FixReal 24 bits
template<>
int SigMFConverter<int8_t, 24, 8, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int8_t *sigMFBuf = (int8_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFBuf[2*is] << 16;
convertBuffer[2*is+1] = sigMFBuf[2*is+1] << 16;
}
return nbSamples;
}
// s8 complex QI => FixReal 16 bits
template<>
int SigMFConverter<int8_t, 16, 8, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int8_t *sigMFBuf = (int8_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFBuf[2*is+1] << 8;
convertBuffer[2*is+1] = sigMFBuf[2*is] << 8;
}
return nbSamples;
}
// s8 complex QI => FixReal 24 bits
template<>
int SigMFConverter<int8_t, 24, 8, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int8_t *sigMFBuf = (int8_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFBuf[2*is+1] << 16;
convertBuffer[2*is+1] = sigMFBuf[2*is] << 16;
}
return nbSamples;
}
// s8 real => FixReal 16 bits
template<>
int SigMFConverter<int8_t, 16, 8, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int8_t *sigMFBuf = (int8_t *) buf;
int nbSamples = nbBytes / sizeof(int8_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFBuf[2*is] << 8;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// s8 real => FixReal 24 bits
template<>
int SigMFConverter<int8_t, 24, 8, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int8_t *sigMFBuf = (int8_t *) buf;
int nbSamples = nbBytes / sizeof(int8_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFBuf[2*is] << 16;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// ==================================
// 8 bit unsigned integer input type
// ==================================
// u8 complex IQ => FixReal 16 bits
template<>
int SigMFConverter<uint8_t, 16, 8, true, false, false>::convert(FixReal *convertBuffer, const quint8* sigMFBuf, int nbBytes)
{
int nbSamples = nbBytes / (2*sizeof(uint8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFBuf[2*is] - 128) << 8;
convertBuffer[2*is+1] = (sigMFBuf[2*is+1] - 128) << 8;
}
return nbSamples;
}
// u8 complex IQ => FixReal 24 bits
template<>
int SigMFConverter<uint8_t, 24, 8, true, false, false>::convert(FixReal *convertBuffer, const quint8* sigMFBuf, int nbBytes)
{
int nbSamples = nbBytes / (2*sizeof(uint8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFBuf[2*is] - 128) << 16;
convertBuffer[2*is+1] = (sigMFBuf[2*is+1] - 128) << 16;
}
return nbSamples;
}
// u8 complex QI => FixReal 16 bits
template<>
int SigMFConverter<uint8_t, 16, 8, true, false, true>::convert(FixReal *convertBuffer, const quint8* sigMFBuf, int nbBytes)
{
int nbSamples = nbBytes / (2*sizeof(uint8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFBuf[2*is+1] - 128) << 8;
convertBuffer[2*is+1] = (sigMFBuf[2*is] - 128) << 8;
}
return nbSamples;
}
// u8 complex QI => FixReal 24 bits
template<>
int SigMFConverter<uint8_t, 24, 8, true, false, true>::convert(FixReal *convertBuffer, const quint8* sigMFBuf, int nbBytes)
{
int nbSamples = nbBytes / (2*sizeof(uint8_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFBuf[2*is+1] - 128) << 16;
convertBuffer[2*is+1] = (sigMFBuf[2*is] - 128) << 16;
}
return nbSamples;
}
// u8 real => FixReal 16 bits
template<>
int SigMFConverter<uint8_t, 16, 8, false, false, false>::convert(FixReal *convertBuffer, const quint8* sigMFBuf, int nbBytes)
{
int nbSamples = nbBytes / sizeof(uint8_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFBuf[2*is] - 128) << 8;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// u8 real => FixReal 24 bits
template<>
int SigMFConverter<uint8_t, 24, 8, false, false, false>::convert(FixReal *convertBuffer, const quint8* sigMFBuf, int nbBytes)
{
int nbSamples = nbBytes / sizeof(uint8_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFBuf[2*is] - 128) << 16;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// =================================
// 16 bit signed integer input type
// =================================
// i16 complex LE IQ => FixReal 16 bits
template<>
int SigMFConverter<int16_t, 16, 16, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
std::copy(sigMFBuf, sigMFBuf + 2*nbSamples, convertBuffer);
return nbSamples;
#else
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int16_t>(sigMFBuf[2*is]);
convertBuffer[2*is+1] = sigMFFromLE<int16_t>(sigMFBuf[2*is+1]);
}
return nbSamples;
#endif
}
// i16 complex LE IQ => FixReal 24 bits
template<>
int SigMFConverter<int16_t, 24, 16, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int16_t>(sigMFBuf[2*is]) << 8;
convertBuffer[2*is+1] = sigMFFromLE<int16_t>(sigMFBuf[2*is+1]) << 8;
}
return nbSamples;
}
// i16 complex LE QI => FixReal 16 bits
template<>
int SigMFConverter<int16_t, 16, 16, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int16_t>(sigMFBuf[2*is+1]);
convertBuffer[2*is+1] = sigMFFromLE<int16_t>(sigMFBuf[2*is]);
}
return nbSamples;
}
// i16 complex LE QI => FixReal 24 bits
template<>
int SigMFConverter<int16_t, 24, 16, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int16_t>(sigMFBuf[2*is+1] << 8);
convertBuffer[2*is+1] = sigMFFromLE<int16_t>(sigMFBuf[2*is] << 8);
}
return nbSamples;
}
// i16 real LE => FixReal 16 bits
template<>
int SigMFConverter<int16_t, 16, 16, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / sizeof(int16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int16_t>(sigMFBuf[2*is]);
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// i16 real LE => FixReal 24 bits
template<>
int SigMFConverter<int16_t, 24, 16, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / sizeof(int16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int16_t>(sigMFBuf[2*is] << 8);
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// i16 complex BE IQ => FixReal 16 bits
template<>
int SigMFConverter<int16_t, 16, 16, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int16_t>(sigMFBuf[2*is]);
convertBuffer[2*is+1] = sigMFFromBE<int16_t>(sigMFBuf[2*is+1]);
}
return nbSamples;
}
// i16 complex BE IQ => FixReal 24 bits
template<>
int SigMFConverter<int16_t, 24, 16, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int16_t>(sigMFBuf[2*is]) << 8;
convertBuffer[2*is+1] = sigMFFromBE<int16_t>(sigMFBuf[2*is+1]) << 8;
}
return nbSamples;
}
// i16 complex BE QI => FixReal 16 bits
template<>
int SigMFConverter<int16_t, 16, 16, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int16_t>(sigMFBuf[2*is+1]);
convertBuffer[2*is+1] = sigMFFromBE<int16_t>(sigMFBuf[2*is]);
}
return nbSamples;
}
// i16 complex BE QI => FixReal 24 bits
template<>
int SigMFConverter<int16_t, 24, 16, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int16_t>(sigMFBuf[2*is+1]) << 8;
convertBuffer[2*is+1] = sigMFFromBE<int16_t>(sigMFBuf[2*is]) << 8;
}
return nbSamples;
}
// i16 real BE => FixReal 16 bits
template<>
int SigMFConverter<int16_t, 16, 16, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / sizeof(int16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int16_t>(sigMFBuf[2*is]);
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// i16 real BE => FixReal 24 bits
template<>
int SigMFConverter<int16_t, 24, 16, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int16_t *sigMFBuf = (int16_t *) buf;
int nbSamples = nbBytes / sizeof(int16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int16_t>(sigMFBuf[2*is]) << 8;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// ===================================
// 16 bit unsigned integer input type
// ===================================
// u16 complex LE IQ => FixReal 16 bits
template<>
int SigMFConverter<uint16_t, 16, 16, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<uint16_t>(sigMFBuf[2*is]) - 32768;
convertBuffer[2*is+1] = sigMFFromLE<uint16_t>(sigMFBuf[2*is+1]) -32768;
}
return nbSamples;
}
// u16 complex LE IQ => FixReal 24 bits
template<>
int SigMFConverter<uint16_t, 24, 16, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint16_t>(sigMFBuf[2*is]) - 32768) << 8;
convertBuffer[2*is+1] = (sigMFFromLE<uint16_t>(sigMFBuf[2*is+1]) - 32768) << 8;
convertBuffer[2*is+1] <<= 8;
}
return nbSamples;
}
// u16 complex LE QI => FixReal 16 bits
template<>
int SigMFConverter<uint16_t, 16, 16, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<uint16_t>(sigMFBuf[2*is+1]) - 32768;
convertBuffer[2*is+1] = sigMFFromLE<uint16_t>(sigMFBuf[2*is]) -32768;
}
return nbSamples;
}
// u16 complex LE QI => FixReal 24 bits
template<>
int SigMFConverter<uint16_t, 24, 16, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint16_t>(sigMFBuf[2*is+1]) - 32768) << 8;
convertBuffer[2*is+1] = (sigMFFromLE<uint16_t>(sigMFBuf[2*is]) - 32768) << 8;
}
return nbSamples;
}
// u16 real LE => FixReal 16 bits
template<>
int SigMFConverter<uint16_t, 16, 16, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / sizeof(uint16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<uint16_t>(sigMFBuf[2*is]) - 32768;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// u16 real LE => FixReal 24 bits
template<>
int SigMFConverter<uint16_t, 24, 16, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / sizeof(uint16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint16_t>(sigMFBuf[2*is]) - 32768) << 8;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// u16 complex BE IQ => FixReal 16 bits
template<>
int SigMFConverter<uint16_t, 16, 16, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<uint16_t>(sigMFBuf[2*is]) - 32768;
convertBuffer[2*is+1] = sigMFFromBE<uint16_t>(sigMFBuf[2*is+1]) -32768;
}
return nbSamples;
}
// u16 complex BE IQ => FixReal 24 bits
template<>
int SigMFConverter<uint16_t, 24, 16, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint16_t>(sigMFBuf[2*is]) - 32768) << 8;
convertBuffer[2*is+1] = (sigMFFromBE<uint16_t>(sigMFBuf[2*is+1]) -32768) << 8;
}
return nbSamples;
}
// u16 complex BE QI => FixReal 16 bits
template<>
int SigMFConverter<uint16_t, 16, 16, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<uint16_t>(sigMFBuf[2*is+1]) - 32768;
convertBuffer[2*is+1] = sigMFFromBE<uint16_t>(sigMFBuf[2*is]) -32768;
}
return nbSamples;
}
// u16 complex BE QI => FixReal 24 bits
template<>
int SigMFConverter<uint16_t, 24, 16, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint16_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint16_t>(sigMFBuf[2*is+1]) - 32768) << 8;
convertBuffer[2*is+1] = (sigMFFromBE<uint16_t>(sigMFBuf[2*is]) -32768) << 8;
}
return nbSamples;
}
// u16 real BE => FixReal 16 bits
template<>
int SigMFConverter<uint16_t, 16, 16, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / sizeof(uint16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<uint16_t>(sigMFBuf[2*is]) - 32768;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// u16 real BE => FixReal 24 bits
template<>
int SigMFConverter<uint16_t, 24, 16, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint16_t *sigMFBuf = (uint16_t *) buf;
int nbSamples = nbBytes / sizeof(uint16_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint16_t>(sigMFBuf[2*is]) - 32768) << 8;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// ======================================================
// 24 bit signed integer input type - SDRangel exclusive
// ======================================================
// s24 complex LE IQ => FixReal 16 bits
template<>
int SigMFConverter<int32_t, 16, 24, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 8;
convertBuffer[2*is+1] = sigMFFromLE<int32_t>(sigMFBuf[2*is+1]) >> 8;
}
return nbSamples;
}
// s24 complex LE IQ => FixReal 24 bits - SDRangel only
template<>
int SigMFConverter<int32_t, 24, 24, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
#if defined(__WINDOWS__) || (BYTE_ORDER == LITTLE_ENDIAN)
std::copy(sigMFBuf, sigMFBuf + 2*nbSamples, convertBuffer);
return nbSamples;
#else
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is]);
convertBuffer[2*is+1] = sigMFFromLE<int32_t>(sigMFBuf[2*is+1]);
}
return nbSamples;
#endif
}
// =================================
// 32 bit signed integer input type
// =================================
// s32 complex LE IQ => FixReal 16 bits
template<>
int SigMFConverter<int32_t, 16, 32, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 16;
convertBuffer[2*is+1] = sigMFFromLE<int32_t>(sigMFBuf[2*is+1]) >> 16;
}
return nbSamples;
}
// s32 complex LE IQ => FixReal 24 bits
template<>
int SigMFConverter<int32_t, 24, 32, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 8;
convertBuffer[2*is+1] = sigMFFromLE<int32_t>(sigMFBuf[2*is+1]) >> 8;
}
return nbSamples;
}
// s32 complex LE QI => FixReal 16 bits
template<>
int SigMFConverter<int32_t, 16, 32, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is+1]) >> 16;
convertBuffer[2*is+1] = sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 16;
}
return nbSamples;
}
// s32 complex LE QI => FixReal 24 bits
template<>
int SigMFConverter<int32_t, 24, 32, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is+1]) >> 8;
convertBuffer[2*is+1] = sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 8;
}
return nbSamples;
}
// s32 real LE => FixReal 16 bits
template<>
int SigMFConverter<int32_t, 16, 32, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / sizeof(int32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 16;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// s32 real LE => FixReal 24 bits
template<>
int SigMFConverter<int32_t, 24, 32, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / sizeof(int32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 8;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// s32 complex BE IQ => FixReal 16 bits
template<>
int SigMFConverter<int32_t, 16, 32, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int32_t>(sigMFBuf[2*is]) >> 16;
convertBuffer[2*is+1] = sigMFFromBE<int32_t>(sigMFBuf[2*is+1]) >> 16;
}
return nbSamples;
}
// s32 complex BE IQ => FixReal 24 bits
template<>
int SigMFConverter<int32_t, 24, 32, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int32_t>(sigMFBuf[2*is]) >> 8;
convertBuffer[2*is+1] = sigMFFromBE<int32_t>(sigMFBuf[2*is+1]) >> 8;
}
return nbSamples;
}
// s32 complex BE QI => FixReal 16 bits
template<>
int SigMFConverter<int32_t, 16, 32, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int32_t>(sigMFBuf[2*is+1]) >> 16;
convertBuffer[2*is+1] = sigMFFromBE<int32_t>(sigMFBuf[2*is]) >> 16;
}
return nbSamples;
}
// s32 complex BE QI => FixReal 24 bits
template<>
int SigMFConverter<int32_t, 24, 32, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(int32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int32_t>(sigMFBuf[2*is+1]) >> 8;
convertBuffer[2*is+1] = sigMFFromBE<int32_t>(sigMFBuf[2*is]) >> 8;
}
return nbSamples;
}
// s32 real BE => FixReal 16 bits
template<>
int SigMFConverter<int32_t, 16, 32, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / sizeof(int32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int32_t>(sigMFBuf[2*is]) >> 16;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// s32 real BE => FixReal 24 bits
template<>
int SigMFConverter<int32_t, 24, 32, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const int32_t *sigMFBuf = (int32_t *) buf;
int nbSamples = nbBytes / sizeof(int32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = sigMFFromBE<int32_t>(sigMFBuf[2*is]) >> 8;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// ===================================
// 32 bit unsigned integer input type
// ===================================
// u32 complex LE IQ => FixReal 16 bits
template<>
int SigMFConverter<uint32_t, 16, 32, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<int32_t>(sigMFBuf[2*is]) >> 16) - 32768;
convertBuffer[2*is+1] = (sigMFFromLE<int32_t>(sigMFBuf[2*is+1]) >> 16) - 32768;
}
return nbSamples;
}
// u32 complex LE IQ => FixReal 24 bits
template<>
int SigMFConverter<uint32_t, 24, 32, true, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is]) >> 8) - 8388608;
convertBuffer[2*is+1] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is+1]) >> 8) - 8388608;
}
return nbSamples;
}
// u32 complex LE QI => FixReal 16 bits
template<>
int SigMFConverter<uint32_t, 16, 32, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is+1]) >> 16) - 32768;
convertBuffer[2*is+1] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is]) >> 16) - 32768;
}
return nbSamples;
}
// u32 complex LE QI => FixReal 24 bits
template<>
int SigMFConverter<uint32_t, 24, 32, true, false, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is+1]) >> 8) - 8388608;
convertBuffer[2*is+1] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is]) >> 8) - 8388608;
}
return nbSamples;
}
// u32 real LE => FixReal 16 bits
template<>
int SigMFConverter<uint32_t, 16, 32, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / sizeof(uint32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is]) >> 16) - 32768;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// u32 real LE => FixReal 24 bits
template<>
int SigMFConverter<uint32_t, 24, 32, false, false, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / sizeof(uint32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromLE<uint32_t>(sigMFBuf[2*is]) >> 8) - 8388608;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// u32 complex BE IQ => FixReal 16 bits
template<>
int SigMFConverter<uint32_t, 16, 32, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is]) >> 16) - 32768;
convertBuffer[2*is+1] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is+1]) >> 16) - 32768;
}
return nbSamples;
}
// u32 complex BE IQ => FixReal 24 bits
template<>
int SigMFConverter<uint32_t, 24, 32, true, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is]) >> 8) - 8388608;
convertBuffer[2*is+1] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is+1]) >> 8) - 8388608;
}
return nbSamples;
}
// u32 complex BE QI => FixReal 16 bits
template<>
int SigMFConverter<uint32_t, 16, 32, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is+1]) >> 16) - 32768;
convertBuffer[2*is+1] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is]) >> 16) - 32768;
}
return nbSamples;
}
// u32 complex BE QI => FixReal 24 bits
template<>
int SigMFConverter<uint32_t, 24, 32, true, true, true>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / (2*sizeof(uint32_t));
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is+1]) >> 8) - 8388608;
convertBuffer[2*is+1] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is]) >> 8) - 8388608;
}
return nbSamples;
}
// u32 real BE => FixReal 16 bits
template<>
int SigMFConverter<uint32_t, 16, 32, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / sizeof(uint32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is]) >> 16) - 32768;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
// u32 real BE => FixReal 24 bits
template<>
int SigMFConverter<uint32_t, 24, 32, false, true, false>::convert(FixReal *convertBuffer, const quint8* buf, int nbBytes)
{
const uint32_t *sigMFBuf = (uint32_t *) buf;
int nbSamples = nbBytes / sizeof(uint32_t);
for (int is = 0; is < nbSamples; is++)
{
convertBuffer[2*is] = (sigMFFromBE<uint32_t>(sigMFBuf[2*is]) >> 8) - 8388608;
convertBuffer[2*is+1] = 0;
}
return nbSamples;
}
Rewriting of copyright notices for plugins/samplesource. Part of #1893
2023-11-18 10:07:41 +01:00
#endif // INCLUDE_SIGMFFILEDATA_H
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