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MMDVM
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Temporary revert to previous code

This commit is contained in:
Geoffrey Merck 2020-05-11 19:01:50 +02:00
parent 86ffc69b30
commit 6786b9b6b1
1 changed files with 40 additions and 30 deletions
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70
FM.cpp
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@ -20,10 +20,8 @@
#include "Globals.h"
#include "FM.h"
const uint8_t BIT_MASK_TABLE[] = {0x80U, 0x40U, 0x20U, 0x10U, 0x08U, 0x04U, 0x02U, 0x01U};
#define WRITE_BIT_AUDIO(p,i,b) p[(i)>>3] = (b) ? (p[(i)>>3] | BIT_MASK_TABLE[(i)&7]) : (p[(i)>>3] & ~BIT_MASK_TABLE[(i)&7])
#define READ_BIT_AUDIO(p,i) (p[(i)>>3] & BIT_MASK_TABLE[(i)&7])
const uint16_t FM_TX_BLOCK_SIZE = 250U;
const uint16_t FM_SERIAL_BLOCK_SIZE = 127U;
CFM::CFM() :
m_callsign(),
@ -154,39 +152,51 @@ void CFM::samples(bool cos, const q15_t* samples, uint8_t length)
void CFM::process()
{
if (io.getSpace() > 2 && (m_outputRFRB.getData() >= 250 || m_state != STATE_FM)) {//if we just left FM mode, so write all what is left in buffer, regardless of the amoutn of data
uint16_t length = m_outputRFRB.getData();
uint16_t space = io.getSpace() - 2;
q15_t sample;
while (io.getSpace() >= 3U && m_outputRFRB.get(sample))
io.write(STATE_FM, &sample, 1U);
if(length > space)
length = space;
// if (io.getSpace() > 2 && (m_outputRFRB.getData() >= FM_TX_BLOCK_SIZE || m_state != STATE_FM)) {//if we just left FM mode, so write all what is left in buffer, regardless of the amoutn of data
// uint16_t length = m_outputRFRB.getData();
// uint16_t space = io.getSpace() - 2;
q15_t samples[length];
for(uint16_t i = 0; i < length; i++) {
q15_t sample = 0;
m_outputRFRB.get(sample);
samples[i] = sample;
}
// if(length > FM_TX_BLOCK_SIZE)
// length = FM_TX_BLOCK_SIZE;
// if(space > FM_TX_BLOCK_SIZE)
// space = FM_TX_BLOCK_SIZE;
// if(length > space)
// length = space;
io.write(STATE_FM, samples, length);
}
// q15_t samples[FM_TX_BLOCK_SIZE];
// for(uint16_t i = 0; i < length; i++) {
// q15_t sample = 0;
// m_outputRFRB.get(sample);
// samples[i] = sample;
// }
//Write audio to serial
if (m_downsampler.getData() >= 127 || m_state != STATE_FM) {//if we just left FM mode, so write all what is left in buffer, regardless of the amoutn of data
uint16_t length = m_downsampler.getData();
// io.write(STATE_FM, samples, length);
// }
if(length > 127U)//max message size on serial is 127
length = 127U;
// //Write audio to serial
// if (m_downsampler.getData() >= 127 || m_state != STATE_FM) {//if we just left FM mode, so write all what is left in buffer, regardless of the amoutn of data
// uint16_t length = m_downsampler.getData();
uint8_t serialSamples[length];
// if(length > FM_SERIAL_BLOCK_SIZE)//max message size on serial is 127
// length = FM_SERIAL_BLOCK_SIZE;
for(uint16_t i = 0U; i < length; i++) {
uint8_t serialSample = 0U;
m_downsampler.getPackedData(serialSample);
serialSamples[i] = serialSample;
}
serial.writeFMData(serialSamples, length);
}
// if(length > FM_SERIAL_BLOCK_SIZE)
// length = FM_SERIAL_BLOCK_SIZE;
// uint8_t serialSamples[FM_SERIAL_BLOCK_SIZE];
// for(uint16_t i = 0U; i < length; i++) {
// uint8_t serialSample = 0U;
// m_downsampler.getPackedData(serialSample);
// serialSamples[i] = serialSample;
// }
// serial.writeFMData(serialSamples, length);
// }
}
void CFM::reset()