diff options
Diffstat (limited to 'gr-blocks/python/blocks/parse_file_metadata.py')
| -rw-r--r-- | gr-blocks/python/blocks/parse_file_metadata.py | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/gr-blocks/python/blocks/parse_file_metadata.py b/gr-blocks/python/blocks/parse_file_metadata.py index 5beede0e7..d98a6c612 100644 --- a/gr-blocks/python/blocks/parse_file_metadata.py +++ b/gr-blocks/python/blocks/parse_file_metadata.py @@ -10,6 +10,7 @@ import sys +import decimal from gnuradio import gr, blocks import pmt @@ -75,12 +76,20 @@ def parse_header(p, VERBOSE=False): r = pmt.dict_ref(p, pmt.string_to_symbol("rx_time"), dump) secs = pmt.tuple_ref(r, 0) fracs = pmt.tuple_ref(r, 1) - secs = float(pmt.to_uint64(secs)) + secs = pmt.to_uint64(secs) fracs = pmt.to_double(fracs) - t = secs + fracs + t = float(secs) + fracs + info["rx_time_secs"] = secs + info["rx_time_fracs"] = fracs info["rx_time"] = t if(VERBOSE): - print("Seconds: {0:.6f}".format(t)) + # We need are going to print with ~1e-16 resolution, + # which is the precision we can expect in secs. + # The default value of precision for decimal + # is 28. The value of secs is not expected to be larger + # than 1e12, so this precision is enough. + s = decimal.Decimal(secs) + decimal.Decimal(fracs) + print("Seconds: {0:.16f}".format(s)) else: sys.stderr.write("Could not find key 'time': invalid or corrupt data file.\n") sys.exit(1) |