SickGear/lib/hachoir/field/timestamp.py
JackDandy 980e05cc99 Change Hachoir can't support PY2 so backport their PY3 to prevent a need for system dependant external binaries like mediainfo.
Backported 400 revisions from rev 1de4961-8897c5b (2018-2014).
Move core/benchmark, core/cmd_line, core/memory, core/profiler and core/timeout to core/optional/*
Remove metadata/qt*

PORT: Version 2.0a3 (inline with 3.0a3 @ f80c7d5).
Basic Support for XMP Packets.
tga: improvements to adhere more closely to the spec.
pdf: slightly improved parsing.
rar: fix TypeError on unknown block types.
Add MacRoman win32 codepage.
tiff/exif: support SubIFDs and tiled images.
Add method to export metadata in dictionary.
mpeg_video: don't attempt to parse Stream past length.
mpeg_video: parse ESCR correctly, add SCR value.
Change centralise CustomFragments.
field: don't set parser class if class is None, to enable autodetect.
field: add value/display for CustomFragment.
parser: inline warning to enable tracebacks in debug mode.
Fix empty bytestrings in makePrintable.
Fix contentSize in jpeg.py to account for image_data blocks.
Fix the ELF parser.
Enhance the AR archive parser.
elf parser: fix wrong wrong fields order in parsing little endian section flags.
elf parser: add s390 as a machine type.
Flesh out mp4 parser.

PORT: Version 2.0a1 (inline with 3.0a1).
Major refactoring and PEP8.
Fix ResourceWarning warnings on files. Add a close() method and support for the context manager protocol ("with obj: ...") to parsers, input and output streams.
metadata: get comment from ZIP.
Support for InputIOStream.read(0).
Fix sizeGe when size is None.
Remove unused new_seekable_field_set file.
Remove parser Mapsforge .map.
Remove parser Parallel Realities Starfighter .pak files.
sevenzip: fix for newer archives.
java: update access flags and modifiers for Java 1.7 and update description text for most recent Java.
Support ustar prefix field in tar archives.
Remove file_system* parsers.
Remove misc parsers 3d0, 3ds, gnome_keyring, msoffice*, mstask, ole*, word*.
Remove program parsers macho, nds, prc.
Support non-8bit Character subclasses.
Python parser supports Python 3.7.
Enhance mpeg_ts parser to support MTS/M2TS.
Support for creation date in tiff.
Change don't hardcode errno constant.

PORT: 1.9.1
Internal Only: The following are legacy reference to upstream commit messages.
Relevant changes up to b0a115f8.
Use integer division.
Replace HACHOIR_ERRORS with Exception.
Fix metadata.Data: make it sortable.
Import fixes from e7de492.
PORT: Version 2.0a1 (inline with 3.0a1 @ e9f8fad).
Replace hachoir.core.field with hachoir.field
Replace hachoir.core.stream with hachoir.stream
Remove the compatibility module for PY1.5 to PY2.5.
metadata: support TIFF picture.
metadata: fix string normalization.
metadata: fix datetime regex Fix hachoir bug #57.
FileFromInputStream: fix comparison between None and an int.
InputIOStream: open the file in binary mode.
2018-03-28 00:43:11 +01:00

93 lines
2.9 KiB
Python

from hachoir.core.tools import (humanDatetime, humanDuration,
timestampUNIX, timestampMac32, timestampUUID60,
timestampWin64, durationWin64)
from hachoir.field import Bits, FieldSet
from datetime import datetime
class GenericTimestamp(Bits):
def __init__(self, parent, name, size, description=None):
Bits.__init__(self, parent, name, size, description)
def createDisplay(self):
return humanDatetime(self.value)
def createRawDisplay(self):
value = Bits.createValue(self)
return unicode(value)
def __nonzero__(self):
return Bits.createValue(self) != 0
def timestampFactory(cls_name, handler, size):
class Timestamp(GenericTimestamp):
def __init__(self, parent, name, description=None):
GenericTimestamp.__init__(self, parent, name, size, description)
def createValue(self):
value = Bits.createValue(self)
return handler(value)
cls = Timestamp
cls.__name__ = cls_name
return cls
TimestampUnix32 = timestampFactory("TimestampUnix32", timestampUNIX, 32)
TimestampUnix64 = timestampFactory("TimestampUnix64", timestampUNIX, 64)
TimestampMac32 = timestampFactory("TimestampMac32", timestampMac32, 32)
TimestampUUID60 = timestampFactory("TimestampUUID60", timestampUUID60, 60)
TimestampWin64 = timestampFactory("TimestampWin64", timestampWin64, 64)
class TimeDateMSDOS32(FieldSet):
"""
32-bit MS-DOS timestamp (16-bit time, 16-bit date)
"""
static_size = 32
def createFields(self):
# TODO: Create type "MSDOS_Second" : value*2
yield Bits(self, "second", 5, "Second/2")
yield Bits(self, "minute", 6)
yield Bits(self, "hour", 5)
yield Bits(self, "day", 5)
yield Bits(self, "month", 4)
# TODO: Create type "MSDOS_Year" : value+1980
yield Bits(self, "year", 7, "Number of year after 1980")
def createValue(self):
return datetime(
1980 + self["year"].value, self["month"].value, self["day"].value,
self["hour"].value, self["minute"].value, 2 * self["second"].value)
def createDisplay(self):
return humanDatetime(self.value)
class DateTimeMSDOS32(TimeDateMSDOS32):
"""
32-bit MS-DOS timestamp (16-bit date, 16-bit time)
"""
def createFields(self):
yield Bits(self, "day", 5)
yield Bits(self, "month", 4)
yield Bits(self, "year", 7, "Number of year after 1980")
yield Bits(self, "second", 5, "Second/2")
yield Bits(self, "minute", 6)
yield Bits(self, "hour", 5)
class TimedeltaWin64(GenericTimestamp):
def __init__(self, parent, name, description=None):
GenericTimestamp.__init__(self, parent, name, 64, description)
def createDisplay(self):
return humanDuration(self.value)
def createValue(self):
value = Bits.createValue(self)
return durationWin64(value)