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Fix #5524 Zero division error in exif.py

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This patch implements the safe_gps_ratio_divide function for gps
direction and altitude values to prevent a zero divide error on
malformed GPS data.
This commit is contained in:
Andrew Browning 2017-09-20 00:20:43 -04:00
parent 763eae89d9
commit 07c535c876
1 changed files with 4 additions and 8 deletions
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12
mediagoblin/tools/exif.py
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@ -175,18 +175,14 @@ def get_gps_data(tags):
pass
try:
gps_data['direction'] = (
lambda d:
float(d.num) / float(d.den)
)(tags['GPS GPSImgDirection'].values[0])
direction = tags['GPS GPSImgDirection'].values[0]
gps_data['direction'] = safe_gps_ratio_divide(direction)
except KeyError:
pass
try:
gps_data['altitude'] = (
lambda a:
float(a.num) / float(a.den)
)(tags['GPS GPSAltitude'].values[0])
altitude = tags['GPS GPSAltitude'].values[0]
gps_data['altitude'] = safe_gps_ratio_divide(altitude)
except KeyError:
pass