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fix lts index

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This commit is contained in:
Jinghao Shi
2017-04-07 16:50:16 -04:00
parent 20279b42a4
commit c4c81b2766
1 changed files with 4 additions and 3 deletions
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7
scripts/decode.py
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@ -460,10 +460,11 @@ class Decoder(object):
Returns the index of the first sample of STS
None if no packet was detected.
"""
lts = LONG_PREAMBLE[64:64+64]
peaks = np.array([abs(c) for c in np.convolve(
samples, LONG_PREAMBLE[32:96], mode='same')]).argsort()[-2:]
if (max(peaks) - min(peaks) == 64) and (min(peaks) - 64 - 160) > 0:
return min(peaks) - 64 - 160
samples, lts, mode='same')]).argsort()[-2:]
if (max(peaks) - min(peaks) == 64) and (min(peaks) - 33 - 160) > 0:
return min(peaks) - 33 - 160
else:
return None