70 lines
1.6 KiB
Python
70 lines
1.6 KiB
Python
#
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#
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#
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class JpgFingerprint:
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def __init__(self):
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self.markers_a = []
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self.markers_img = []
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self.markers_meta = []
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# self.markers_h = {}
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def addImgMetadata(self, mhex, mpos, mlen, mstr):
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marker = JpgMarker(mhex, mpos, mlen, mstr)
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self.markers_a.append(marker)
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self.markers_meta.append(marker)
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#
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def addImgData(self, mhex, mpos, mlen, mstr):
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marker = JpgMarker(mhex, mpos, mlen, mstr)
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self.markers_a.append(marker)
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self.markers_img.append(marker)
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#
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def printImgMarkers(self):
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# print ("Got here dummies")
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# print ("len=={}".format(len(self.markers_img)))
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# print ("*** *** *** ***\n{}".format(retstr))
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return JpgFingerprint.__printMarker(self.markers_img)
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#
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def printMDMarkers(self):
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return JpgFingerprint.__printMarker(self.markers_meta)
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#
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def __repr__(self):
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return JpgFingerprint.__printMarker(self.markers_a)
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#
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@staticmethod
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def __printMarker(markers):
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str = ""
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total = 0
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for marker in markers:
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str += repr(marker) + "\n"
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total += marker.marker_size
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str += "[TOT ] bytes=={}".format(total)
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str += "\n"
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return str
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#
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class JpgMarker:
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"""
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Marker Data Type
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"""
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def __init__(self, mhex, fpos, mlen, mstr):
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self.marker_hex = mhex
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self.marker_hexstr = self.marker_hex.to_bytes(2, 'big').hex()
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self.marker_filepos = fpos
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self.marker_size = mlen
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self.marker_cat = mstr
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def __repr__(self):
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return "[{}] {} {}(len) {}(fpos)".format(self.marker_cat, self.marker_hexstr, self.marker_size, self.marker_filepos)
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