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Record gps lat, lon, satinuse from recorder app if there was gps signal. (#1992)

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* Record gps lat, lon, satinuse from recorder app if there was gps signal.

* Add _GEO to filename that has geotag
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Totoo 2024-03-15 14:56:20 +01:00 • committed by GitHub
parent 181624daf1
commit 9e40e38f07
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8 changed files with 90 additions and 6 deletions
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41
firmware/application/metadata_file.cpp
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@ -31,6 +31,9 @@ using namespace std::literals;
const std::string_view center_freq_name = "center_frequency"sv;
const std::string_view sample_rate_name = "sample_rate"sv;
const std::string_view latitude_name = "latitude"sv;
const std::string_view longitude_name = "longitude"sv;
const std::string_view satinuse_name = "satinuse"sv;
fs::path get_metadata_path(const fs::path& capture_path) {
auto temp = capture_path;
@ -54,6 +57,23 @@ Optional<File::Error> write_metadata_file(const fs::path& path, capture_metadata
if (error)
return error;
// add gps data if available
if (metadata.latitude != 0 && metadata.longitude != 0 && metadata.latitude < 200 && metadata.longitude < 200) {
error = f.write_line(std::string{latitude_name} + "=" +
to_string_decimal(metadata.latitude, 7));
if (error)
return error;
error = f.write_line(std::string{longitude_name} + "=" +
to_string_decimal(metadata.longitude, 7));
if (error)
return error;
error = f.write_line(std::string{satinuse_name} + "=" +
to_string_dec_uint(metadata.satinuse));
if (error)
return error;
}
return {};
}
@ -77,6 +97,12 @@ Optional<capture_metadata> read_metadata_file(const fs::path& path) {
parse_int(cols[1], metadata.center_frequency);
else if (cols[0] == sample_rate_name)
parse_int(cols[1], metadata.sample_rate);
else if (cols[0] == latitude_name)
parse_float_meta(cols[1], metadata.latitude);
else if (cols[0] == longitude_name)
parse_float_meta(cols[1], metadata.longitude);
else if (cols[0] == satinuse_name)
parse_int(cols[1], metadata.satinuse);
else
continue;
}
@ -86,3 +112,18 @@ Optional<capture_metadata> read_metadata_file(const fs::path& path) {
return metadata;
}
bool parse_float_meta(std::string_view str, float& out_val) {
out_val = {};
if (str.size() > max_parse_int_length)
return false;
// Copy onto the stack and null terminate.
char zstr[max_parse_int_length + 1];
std::memcpy(zstr, str.data(), str.size());
zstr[str.size()] = '\0';
errno = 0;
out_val = strtod(zstr, nullptr);
return (errno == 0);
}