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Fixed EPAR transmit

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This commit is contained in:
furrtek 2017-09-21 09:18:17 +01:00
parent c0f51c2690
commit a6d2b766f4
15 changed files with 289 additions and 208 deletions
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58
firmware/application/protocols/encoders.cpp Normal file
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/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2017 Furrtek
*
* This file is part of PortaPack.
*
* 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; either version 2, 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "ui.hpp"
#include "ui_navigation.hpp"
#include "encoders.hpp"
using namespace portapack;
namespace encoders {
size_t make_bitstream(std::string& fragments) {
uint8_t byte = 0;
size_t bitstream_length = 0;
uint8_t * bitstream = shared_memory.bb_data.data;
for (auto c : fragments) {
byte <<= 1;
if (c != '0')
byte |= 1;
if ((bitstream_length & 7) == 7)
bitstream[bitstream_length >> 3] = byte;
bitstream_length++;
}
// Finish last byte if needed
size_t padding = 8 - (bitstream_length & 7);
if (padding != 8) {
byte <<= padding;
bitstream[(bitstream_length + padding - 1) >> 3] = byte;
padding++;
}
return bitstream_length;
}
} /* namespace encoders */