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980e05cc99
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.
54 lines
1.9 KiB
Python
54 lines
1.9 KiB
Python
"""
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====================== 8< ============================
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This file is an Hachoir parser template. Make a copy
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of it, and adapt it to your needs.
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You have to replace all "TODO" with you code.
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====================== 8< ============================
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TODO parser.
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Author: TODO TODO
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Creation date: YYYY-mm-DD
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"""
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# TODO: Just keep what you need
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from hachoir.parser import Parser
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# from hachoir.field import (ParserError,
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# UInt8, UInt16, UInt32, String, RawBytes)
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# from hachoir.core.endian import LITTLE_ENDIAN, BIG_ENDIAN
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class TODOFile(Parser):
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PARSER_TAGS = {
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"id": "TODO",
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"category": "TODO", # "archive", "audio", "container", ...
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"file_ext": ("TODO",), # TODO: Example ("bmp",) to parse the file "image.bmp"
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"mime": (u"TODO",), # TODO: Example: "image/png"
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"min_size": 0, # TODO: Minimum file size (x bits, or x*8 in bytes)
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"description": "TODO", # TODO: Example: "A bitmap picture"
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}
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# TODO: Choose between little or big endian
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# endian = LITTLE_ENDIAN
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# endian = BIG_ENDIAN
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def validate(self):
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# TODO: Check that file looks like your format
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# Example: check first two bytes
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# return (self.stream.readBytes(0, 2) == 'BM')
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return False
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def createFields(self):
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# TODO: Write your parser using this model:
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# yield UInt8(self, "name1", "description1")
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# yield UInt16(self, "name2", "description2")
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# yield UInt32(self, "name3", "description3")
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# yield String(self, "name4", 1, "description4") # TODO: add ", charset="ASCII")"
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# yield String(self, "name5", 1, "description5", charset="ASCII")
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# yield String(self, "name6", 1, "description6", charset="ISO-8859-1")
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# Read rest of the file (if any)
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# TODO: You may remove this code
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if self.current_size < self._size:
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yield self.seekBit(self._size, "end")
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