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ggwave-from-file : add example to decode messages from a WAV file

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This commit is contained in:
Georgi Gerganov
2022-07-21 20:06:56 +03:00
parent b0f5c9d4c4
commit 412c781efd
12 changed files with 233 additions and 30 deletions
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19
examples/ggwave-to-file/main.cpp
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@@ -10,18 +10,21 @@
#include <iostream>
int main(int argc, char** argv) {
fprintf(stderr, "Usage: %s [-vN] [-sN] [-pN] [-lN]\n", argv[0]);
fprintf(stderr, "Usage: %s [-vN] [-sN] [-pN] [-lN] [-d]\n", argv[0]);
fprintf(stderr, " -vN - output volume, N in (0, 100], (default: 50)\n");
fprintf(stderr, " -SN - output sample rate, N in [%d, %d], (default: %d)\n", (int) GGWave::kSampleRateMin, (int) GGWave::kSampleRateMax, (int) GGWave::kDefaultSampleRate);
fprintf(stderr, " -sN - output sample rate, N in [%d, %d], (default: %d)\n", (int) GGWave::kSampleRateMin, (int) GGWave::kSampleRateMax, (int) GGWave::kDefaultSampleRate);
fprintf(stderr, " -pN - select the transmission protocol id (default: 1)\n");
fprintf(stderr, " -lN - fixed payload length of size N, N in [1, %d]\n", GGWave::kMaxLengthFixed);
fprintf(stderr, " -s - use Direct Sequence Spread (DSS)\n");
fprintf(stderr, " -d - use Direct Sequence Spread (DSS)\n");
fprintf(stderr, "\n");
fprintf(stderr, " Available protocols:\n");
const auto & protocols = GGWave::Protocols::kDefault();
for (int i = 0; i < (int) protocols.size(); ++i) {
const auto & protocol = protocols[i];
if (protocol.enabled == false) {
continue;
}
fprintf(stderr, " %d - %s\n", i, protocol.name);
}
fprintf(stderr, "\n");
@@ -36,11 +39,11 @@ int main(int argc, char** argv) {
return 0;
}
const int volume = argm.count("v") == 0 ? 50 : std::stoi(argm.at("v"));
const float sampleRateOut = argm.count("S") == 0 ? GGWave::kDefaultSampleRate : std::stof(argm.at("S"));
const int protocolId = argm.count("p") == 0 ? 1 : std::stoi(argm.at("p"));
const int payloadLength = argm.count("l") == 0 ? -1 : std::stoi(argm.at("l"));
const bool useDSS = argm.count("s") > 0;
const int volume = argm.count("v") == 0 ? 50 : std::stoi(argm.at("v"));
const float sampleRateOut = argm.count("s") == 0 ? GGWave::kDefaultSampleRate : std::stof(argm.at("s"));
const int protocolId = argm.count("p") == 0 ? 1 : std::stoi(argm.at("p"));
const int payloadLength = argm.count("l") == 0 ? -1 : std::stoi(argm.at("l"));
const bool useDSS = argm.count("d") > 0;
if (volume <= 0 || volume > 100) {
fprintf(stderr, "Invalid volume\n");