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fix(protocol): adjust full_waveform setting for event downloads to end when it should.

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This commit is contained in:
Brian Harrison
2026-04-23 16:43:59 -04:00
parent 5e2f3bf2a1
commit 9e7e0bce2a
1 changed files with 7 additions and 7 deletions
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sfm/server.py
+7 -7
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@@ -885,13 +885,13 @@ def device_event_blastware_file(
def _do(): def _do():
with _build_client(port, baud, host, tcp_port, timeout=120.0) as client: with _build_client(port, baud, host, tcp_port, timeout=120.0) as client:
info = client.connect() info = client.connect()
# Use full_waveform=True (stop_after_metadata=False) — downloads until # Use full_waveform=False (stop_after_metadata=True) — stops when
# the device signals natural end-of-stream. For simple Continuous / # "Project:" is found in the 5A stream. Content is byte-identical to
# Single-Shot events this gives byte-identical content to BW. # BW for Continuous/Single-Shot events; our file is slightly shorter
# NOTE: Histogram+Continuous mode produces extra embedded STRT records # (~286 bytes of extra ADC signal BW includes past the metadata).
# (session data from preceding histogram intervals bleeds into the 5A # full_waveform=True corrupts the body: silence chunks past the event
# stream) — handle that mode separately once basic waveform is correct. # contain device-internal pointers that embed extra STRT records.
events = client.get_events(full_waveform=True, stop_after_index=index) events = client.get_events(full_waveform=False, stop_after_index=index)
matching = [ev for ev in events if ev.index == index] matching = [ev for ev in events if ev.index == index]
return matching[0] if matching else None, info return matching[0] if matching else None, info
ev, info = _run_with_retry(_do, is_tcp=_is_tcp(host)) ev, info = _run_with_retry(_do, is_tcp=_is_tcp(host))