def durationWin64(field):
"""
Convert Windows 64-bit duration to string. The timestamp format is
a 64-bit number: number of 100ns. See also timestampWin64().
>>> durationWin64(type("", (), dict(value=2146280000, size=64)))
u'3 min 34 sec 628 ms'
>>> durationWin64(type("", (), dict(value=(1 << 64)-1, size=64)))
u'58494 years 88 days 5 hours'
"""
assert hasattr(field, "value") and hasattr(field, "size")
assert field.size == 64
delta = doDurationWin64(field.value)
return humanDuration(delta)
def durationWin64(field):
"""
Convert Windows 64-bit duration to string. The timestamp format is
a 64-bit number: number of 100ns. See also timestampWin64().
>>> durationWin64(type("", (), dict(value=2146280000, size=64)))
u'3 min 34 sec 628 ms'
>>> durationWin64(type("", (), dict(value=(1 << 64)-1, size=64)))
u'58494 years 88 days 5 hours'
"""
assert hasattr(field, "value") and hasattr(field, "size")
assert field.size == 64
delta = doDurationWin64(field.value)
return humanDuration(delta)
def createDescription(self):
tag = self["type"].value
if tag == "AVI ":
desc = u"Microsoft AVI video"
if "headers/avi_hdr" in self:
header = self["headers/avi_hdr"]
desc += ": %ux%u pixels" % (header["width"].value, header["height"].value)
microsec = header["microsec_per_frame"].value
if microsec:
desc += ", %.1f fps" % (1000000.0 / microsec)
if "total_frame" in header and header["total_frame"].value:
delta = timedelta(seconds=float(header["total_frame"].value) * microsec)
desc += ", " + humanDuration(delta)
return desc
else:
try:
return self.VALID_TYPES[tag][2]
except KeyError:
return u"Microsoft RIFF container"
def createDescription(self):
tag = self["type"].value
if tag == "AVI ":
desc = u"Microsoft AVI video"
if "headers/avi_hdr" in self:
header = self["headers/avi_hdr"]
desc += ": %ux%u pixels" % (header["width"].value,
header["height"].value)
microsec = header["microsec_per_frame"].value
if microsec:
desc += ", %.1f fps" % (1000000.0 / microsec)
if "total_frame" in header and header["total_frame"].value:
delta = timedelta(
seconds=float(header["total_frame"].value) *
microsec)
desc += ", " + humanDuration(delta)
return desc
else:
try:
return self.VALID_TYPES[tag][2]
except KeyError:
return u"Microsoft RIFF container"
def formatJiffie(field):
sec = float(field.value) / 60
return humanDuration(timedelta(seconds=sec))
def computeLength(self, field):
try:
ms = int(field.value)
return humanDuration(ms)
except:
return field.value
def formatJiffie(field):
sec = float(field.value) / 60
return humanDuration(timedelta(seconds=sec))
def createDisplay(self):
return humanDuration(self.value)
def postMaxTime(self, chunk):
return humanDuration(chunk.value * 1000)
def diff(field):
return humanDuration(field.value*1000)
def diff(field):
return humanDuration(field.value * 1000)
def createDisplay(self):
return humanDuration(self.value)
def computeLength(self, field):
try:
ms = int(field.value)
return humanDuration(ms)
except:
return field.value
