thomasv
12 years ago
2 changed files with 1021 additions and 0 deletions
@ -0,0 +1,59 @@ |
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from PyQt4.QtCore import SIGNAL |
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import decimal |
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import httplib |
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import json |
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import threading |
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|
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class Exchanger(threading.Thread): |
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|
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def __init__(self, parent): |
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threading.Thread.__init__(self) |
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self.daemon = True |
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self.parent = parent |
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self.quote_currencies = None |
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self.lock = threading.Lock() |
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# Do price discovery |
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self.start() |
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|
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def exchange(self, btc_amount, quote_currency): |
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with self.lock: |
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if self.quote_currencies is None: |
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return None |
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quote_currencies = self.quote_currencies.copy() |
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if quote_currency not in quote_currencies: |
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return None |
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return btc_amount * quote_currencies[quote_currency] |
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|
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def run(self): |
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self.discovery() |
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|
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def discovery(self): |
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try: |
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connection = httplib.HTTPConnection('blockchain.info') |
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connection.request("GET", "/ticker") |
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except: |
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return |
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response = connection.getresponse() |
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if response.reason == httplib.responses[httplib.NOT_FOUND]: |
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return |
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response = json.loads(response.read()) |
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quote_currencies = {} |
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try: |
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for r in response: |
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quote_currencies[r] = self._lookup_rate(response, r) |
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with self.lock: |
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self.quote_currencies = quote_currencies |
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self.parent.emit(SIGNAL("refresh_balance()")) |
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except KeyError: |
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pass |
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|
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def get_currencies(self): |
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return [] if self.quote_currencies == None else sorted(self.quote_currencies.keys()) |
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def _lookup_rate(self, response, quote_id): |
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return decimal.Decimal(str(response[str(quote_id)]["15m"])) |
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|
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if __name__ == "__main__": |
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exch = Exchanger(("BRL", "CNY", "EUR", "GBP", "RUB", "USD")) |
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print exch.exchange(1, "EUR") |
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|
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@ -0,0 +1,962 @@ |
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import math |
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|
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#from PIL import Image, ImageDraw |
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|
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#QRCode for Python |
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# |
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#Ported from the Javascript library by Sam Curren |
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# |
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#QRCode for Javascript |
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#http://d-project.googlecode.com/svn/trunk/misc/qrcode/js/qrcode.js |
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# |
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#Copyright (c) 2009 Kazuhiko Arase |
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# |
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#URL: http://www.d-project.com/ |
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# |
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#Licensed under the MIT license: |
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# http://www.opensource.org/licenses/mit-license.php |
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# |
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# The word "QR Code" is registered trademark of |
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# DENSO WAVE INCORPORATED |
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# http://www.denso-wave.com/qrcode/faqpatent-e.html |
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|
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|
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class QR8bitByte: |
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|
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def __init__(self, data): |
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self.mode = QRMode.MODE_8BIT_BYTE |
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self.data = data |
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|
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def getLength(self): |
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return len(self.data) |
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|
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def write(self, buffer): |
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for i in range(len(self.data)): |
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#// not JIS ... |
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buffer.put(ord(self.data[i]), 8) |
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def __repr__(self): |
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return self.data |
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|
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class QRCode: |
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def __init__(self, typeNumber, errorCorrectLevel): |
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self.typeNumber = typeNumber |
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self.errorCorrectLevel = errorCorrectLevel |
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self.modules = None |
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self.moduleCount = 0 |
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self.dataCache = None |
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self.dataList = [] |
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def addData(self, data): |
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newData = QR8bitByte(data) |
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self.dataList.append(newData) |
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self.dataCache = None |
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def isDark(self, row, col): |
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if (row < 0 or self.moduleCount <= row or col < 0 or self.moduleCount <= col): |
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raise Exception("%s,%s - %s" % (row, col, self.moduleCount)) |
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return self.modules[row][col] |
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def getModuleCount(self): |
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return self.moduleCount |
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def make(self): |
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self.makeImpl(False, self.getBestMaskPattern() ) |
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def makeImpl(self, test, maskPattern): |
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self.moduleCount = self.typeNumber * 4 + 17 |
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self.modules = [None for x in range(self.moduleCount)] |
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for row in range(self.moduleCount): |
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self.modules[row] = [None for x in range(self.moduleCount)] |
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for col in range(self.moduleCount): |
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self.modules[row][col] = None #//(col + row) % 3; |
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self.setupPositionProbePattern(0, 0) |
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self.setupPositionProbePattern(self.moduleCount - 7, 0) |
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self.setupPositionProbePattern(0, self.moduleCount - 7) |
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self.setupPositionAdjustPattern() |
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self.setupTimingPattern() |
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self.setupTypeInfo(test, maskPattern) |
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if (self.typeNumber >= 7): |
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self.setupTypeNumber(test) |
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if (self.dataCache == None): |
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self.dataCache = QRCode.createData(self.typeNumber, self.errorCorrectLevel, self.dataList) |
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self.mapData(self.dataCache, maskPattern) |
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def setupPositionProbePattern(self, row, col): |
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for r in range(-1, 8): |
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if (row + r <= -1 or self.moduleCount <= row + r): continue |
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for c in range(-1, 8): |
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if (col + c <= -1 or self.moduleCount <= col + c): continue |
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if ( (0 <= r and r <= 6 and (c == 0 or c == 6) ) |
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or (0 <= c and c <= 6 and (r == 0 or r == 6) ) |
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or (2 <= r and r <= 4 and 2 <= c and c <= 4) ): |
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self.modules[row + r][col + c] = True; |
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else: |
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self.modules[row + r][col + c] = False; |
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def getBestMaskPattern(self): |
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minLostPoint = 0 |
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pattern = 0 |
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for i in range(8): |
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self.makeImpl(True, i); |
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lostPoint = QRUtil.getLostPoint(self); |
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if (i == 0 or minLostPoint > lostPoint): |
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minLostPoint = lostPoint |
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pattern = i |
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return pattern |
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def setupTimingPattern(self): |
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for r in range(8, self.moduleCount - 8): |
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if (self.modules[r][6] != None): |
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continue |
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self.modules[r][6] = (r % 2 == 0) |
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for c in range(8, self.moduleCount - 8): |
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if (self.modules[6][c] != None): |
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continue |
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self.modules[6][c] = (c % 2 == 0) |
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def setupPositionAdjustPattern(self): |
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pos = QRUtil.getPatternPosition(self.typeNumber) |
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for i in range(len(pos)): |
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for j in range(len(pos)): |
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row = pos[i] |
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col = pos[j] |
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if (self.modules[row][col] != None): |
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continue |
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for r in range(-2, 3): |
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for c in range(-2, 3): |
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if (r == -2 or r == 2 or c == -2 or c == 2 or (r == 0 and c == 0) ): |
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self.modules[row + r][col + c] = True |
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else: |
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self.modules[row + r][col + c] = False |
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def setupTypeNumber(self, test): |
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bits = QRUtil.getBCHTypeNumber(self.typeNumber) |
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for i in range(18): |
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mod = (not test and ( (bits >> i) & 1) == 1) |
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self.modules[i // 3][i % 3 + self.moduleCount - 8 - 3] = mod; |
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for i in range(18): |
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mod = (not test and ( (bits >> i) & 1) == 1) |
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self.modules[i % 3 + self.moduleCount - 8 - 3][i // 3] = mod; |
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def setupTypeInfo(self, test, maskPattern): |
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data = (self.errorCorrectLevel << 3) | maskPattern |
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bits = QRUtil.getBCHTypeInfo(data) |
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|
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#// vertical |
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for i in range(15): |
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mod = (not test and ( (bits >> i) & 1) == 1) |
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if (i < 6): |
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self.modules[i][8] = mod |
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elif (i < 8): |
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self.modules[i + 1][8] = mod |
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else: |
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self.modules[self.moduleCount - 15 + i][8] = mod |
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|
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#// horizontal |
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for i in range(15): |
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mod = (not test and ( (bits >> i) & 1) == 1); |
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if (i < 8): |
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self.modules[8][self.moduleCount - i - 1] = mod |
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elif (i < 9): |
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self.modules[8][15 - i - 1 + 1] = mod |
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else: |
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self.modules[8][15 - i - 1] = mod |
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#// fixed module |
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self.modules[self.moduleCount - 8][8] = (not test) |
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def mapData(self, data, maskPattern): |
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inc = -1 |
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row = self.moduleCount - 1 |
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bitIndex = 7 |
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byteIndex = 0 |
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for col in range(self.moduleCount - 1, 0, -2): |
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if (col == 6): col-=1 |
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while (True): |
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for c in range(2): |
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if (self.modules[row][col - c] == None): |
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dark = False |
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if (byteIndex < len(data)): |
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dark = ( ( (data[byteIndex] >> bitIndex) & 1) == 1) |
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mask = QRUtil.getMask(maskPattern, row, col - c) |
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if (mask): |
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dark = not dark |
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self.modules[row][col - c] = dark |
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bitIndex-=1 |
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if (bitIndex == -1): |
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byteIndex+=1 |
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bitIndex = 7 |
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row += inc |
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if (row < 0 or self.moduleCount <= row): |
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row -= inc |
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inc = -inc |
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break |
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PAD0 = 0xEC |
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PAD1 = 0x11 |
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@staticmethod |
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def createData(typeNumber, errorCorrectLevel, dataList): |
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rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel) |
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buffer = QRBitBuffer(); |
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for i in range(len(dataList)): |
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data = dataList[i] |
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buffer.put(data.mode, 4) |
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buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber) ) |
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data.write(buffer) |
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#// calc num max data. |
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totalDataCount = 0; |
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for i in range(len(rsBlocks)): |
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totalDataCount += rsBlocks[i].dataCount |
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if (buffer.getLengthInBits() > totalDataCount * 8): |
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raise Exception("code length overflow. (" |
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+ buffer.getLengthInBits() |
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+ ">" |
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+ totalDataCount * 8 |
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+ ")") |
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#// end code |
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if (buffer.getLengthInBits() + 4 <= totalDataCount * 8): |
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buffer.put(0, 4) |
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|
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#// padding |
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while (buffer.getLengthInBits() % 8 != 0): |
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buffer.putBit(False) |
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|
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#// padding |
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while (True): |
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if (buffer.getLengthInBits() >= totalDataCount * 8): |
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break |
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buffer.put(QRCode.PAD0, 8) |
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if (buffer.getLengthInBits() >= totalDataCount * 8): |
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break |
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buffer.put(QRCode.PAD1, 8) |
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return QRCode.createBytes(buffer, rsBlocks) |
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@staticmethod |
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def createBytes(buffer, rsBlocks): |
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offset = 0 |
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maxDcCount = 0 |
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maxEcCount = 0 |
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dcdata = [0 for x in range(len(rsBlocks))] |
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ecdata = [0 for x in range(len(rsBlocks))] |
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for r in range(len(rsBlocks)): |
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dcCount = rsBlocks[r].dataCount |
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ecCount = rsBlocks[r].totalCount - dcCount |
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maxDcCount = max(maxDcCount, dcCount) |
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maxEcCount = max(maxEcCount, ecCount) |
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dcdata[r] = [0 for x in range(dcCount)] |
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for i in range(len(dcdata[r])): |
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dcdata[r][i] = 0xff & buffer.buffer[i + offset] |
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offset += dcCount |
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rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount) |
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rawPoly = QRPolynomial(dcdata[r], rsPoly.getLength() - 1) |
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modPoly = rawPoly.mod(rsPoly) |
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ecdata[r] = [0 for x in range(rsPoly.getLength()-1)] |
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for i in range(len(ecdata[r])): |
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modIndex = i + modPoly.getLength() - len(ecdata[r]) |
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if (modIndex >= 0): |
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ecdata[r][i] = modPoly.get(modIndex) |
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else: |
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ecdata[r][i] = 0 |
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totalCodeCount = 0 |
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for i in range(len(rsBlocks)): |
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totalCodeCount += rsBlocks[i].totalCount |
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data = [None for x in range(totalCodeCount)] |
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index = 0 |
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for i in range(maxDcCount): |
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for r in range(len(rsBlocks)): |
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if (i < len(dcdata[r])): |
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data[index] = dcdata[r][i] |
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index+=1 |
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for i in range(maxEcCount): |
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for r in range(len(rsBlocks)): |
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if (i < len(ecdata[r])): |
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data[index] = ecdata[r][i] |
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index+=1 |
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return data |
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|
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class QRMode: |
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MODE_NUMBER = 1 << 0 |
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MODE_ALPHA_NUM = 1 << 1 |
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MODE_8BIT_BYTE = 1 << 2 |
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MODE_KANJI = 1 << 3 |
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|
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class QRErrorCorrectLevel: |
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L = 1 |
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M = 0 |
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Q = 3 |
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H = 2 |
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|
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class QRMaskPattern: |
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PATTERN000 = 0 |
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PATTERN001 = 1 |
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PATTERN010 = 2 |
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PATTERN011 = 3 |
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PATTERN100 = 4 |
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PATTERN101 = 5 |
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PATTERN110 = 6 |
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PATTERN111 = 7 |
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|
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class QRUtil(object): |
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PATTERN_POSITION_TABLE = [ |
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[], |
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[6, 18], |
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[6, 22], |
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[6, 26], |
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[6, 30], |
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[6, 34], |
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[6, 22, 38], |
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[6, 24, 42], |
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[6, 26, 46], |
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[6, 28, 50], |
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[6, 30, 54], |
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[6, 32, 58], |
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[6, 34, 62], |
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[6, 26, 46, 66], |
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[6, 26, 48, 70], |
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[6, 26, 50, 74], |
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[6, 30, 54, 78], |
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[6, 30, 56, 82], |
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[6, 30, 58, 86], |
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[6, 34, 62, 90], |
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[6, 28, 50, 72, 94], |
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[6, 26, 50, 74, 98], |
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[6, 30, 54, 78, 102], |
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[6, 28, 54, 80, 106], |
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[6, 32, 58, 84, 110], |
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[6, 30, 58, 86, 114], |
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[6, 34, 62, 90, 118], |
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[6, 26, 50, 74, 98, 122], |
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[6, 30, 54, 78, 102, 126], |
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[6, 26, 52, 78, 104, 130], |
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[6, 30, 56, 82, 108, 134], |
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[6, 34, 60, 86, 112, 138], |
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[6, 30, 58, 86, 114, 142], |
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[6, 34, 62, 90, 118, 146], |
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[6, 30, 54, 78, 102, 126, 150], |
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[6, 24, 50, 76, 102, 128, 154], |
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[6, 28, 54, 80, 106, 132, 158], |
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[6, 32, 58, 84, 110, 136, 162], |
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[6, 26, 54, 82, 110, 138, 166], |
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[6, 30, 58, 86, 114, 142, 170] |
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] |
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|
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G15 = (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0) |
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G18 = (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0) |
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G15_MASK = (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1) |
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|
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@staticmethod |
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def getBCHTypeInfo(data): |
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d = data << 10; |
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while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0): |
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d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) ) ) |
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|
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return ( (data << 10) | d) ^ QRUtil.G15_MASK |
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@staticmethod |
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def getBCHTypeNumber(data): |
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d = data << 12; |
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while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0): |
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d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) ) ) |
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return (data << 12) | d |
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@staticmethod |
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def getBCHDigit(data): |
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digit = 0; |
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while (data != 0): |
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digit += 1 |
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data >>= 1 |
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return digit |
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@staticmethod |
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def getPatternPosition(typeNumber): |
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return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1] |
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@staticmethod |
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def getMask(maskPattern, i, j): |
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if maskPattern == QRMaskPattern.PATTERN000 : return (i + j) % 2 == 0 |
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if maskPattern == QRMaskPattern.PATTERN001 : return i % 2 == 0 |
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if maskPattern == QRMaskPattern.PATTERN010 : return j % 3 == 0 |
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if maskPattern == QRMaskPattern.PATTERN011 : return (i + j) % 3 == 0 |
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if maskPattern == QRMaskPattern.PATTERN100 : return (math.floor(i / 2) + math.floor(j / 3) ) % 2 == 0 |
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if maskPattern == QRMaskPattern.PATTERN101 : return (i * j) % 2 + (i * j) % 3 == 0 |
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if maskPattern == QRMaskPattern.PATTERN110 : return ( (i * j) % 2 + (i * j) % 3) % 2 == 0 |
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if maskPattern == QRMaskPattern.PATTERN111 : return ( (i * j) % 3 + (i + j) % 2) % 2 == 0 |
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raise Exception("bad maskPattern:" + maskPattern); |
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@staticmethod |
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def getErrorCorrectPolynomial(errorCorrectLength): |
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a = QRPolynomial([1], 0); |
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for i in range(errorCorrectLength): |
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a = a.multiply(QRPolynomial([1, QRMath.gexp(i)], 0) ) |
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return a |
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@staticmethod |
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def getLengthInBits(mode, type): |
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|
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if 1 <= type and type < 10: |
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|
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#// 1 - 9 |
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|
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if mode == QRMode.MODE_NUMBER : return 10 |
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if mode == QRMode.MODE_ALPHA_NUM : return 9 |
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if mode == QRMode.MODE_8BIT_BYTE : return 8 |
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if mode == QRMode.MODE_KANJI : return 8 |
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raise Exception("mode:" + mode) |
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|
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elif (type < 27): |
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|
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#// 10 - 26 |
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|
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if mode == QRMode.MODE_NUMBER : return 12 |
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if mode == QRMode.MODE_ALPHA_NUM : return 11 |
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if mode == QRMode.MODE_8BIT_BYTE : return 16 |
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if mode == QRMode.MODE_KANJI : return 10 |
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raise Exception("mode:" + mode) |
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|
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elif (type < 41): |
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|
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#// 27 - 40 |
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|
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if mode == QRMode.MODE_NUMBER : return 14 |
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if mode == QRMode.MODE_ALPHA_NUM : return 13 |
|||
if mode == QRMode.MODE_8BIT_BYTE : return 16 |
|||
if mode == QRMode.MODE_KANJI : return 12 |
|||
raise Exception("mode:" + mode) |
|||
|
|||
else: |
|||
raise Exception("type:" + type) |
|||
@staticmethod |
|||
def getLostPoint(qrCode): |
|||
|
|||
moduleCount = qrCode.getModuleCount(); |
|||
|
|||
lostPoint = 0; |
|||
|
|||
#// LEVEL1 |
|||
|
|||
for row in range(moduleCount): |
|||
|
|||
for col in range(moduleCount): |
|||
|
|||
sameCount = 0; |
|||
dark = qrCode.isDark(row, col); |
|||
|
|||
for r in range(-1, 2): |
|||
|
|||
if (row + r < 0 or moduleCount <= row + r): |
|||
continue |
|||
|
|||
for c in range(-1, 2): |
|||
|
|||
if (col + c < 0 or moduleCount <= col + c): |
|||
continue |
|||
if (r == 0 and c == 0): |
|||
continue |
|||
|
|||
if (dark == qrCode.isDark(row + r, col + c) ): |
|||
sameCount+=1 |
|||
if (sameCount > 5): |
|||
lostPoint += (3 + sameCount - 5) |
|||
|
|||
#// LEVEL2 |
|||
|
|||
for row in range(moduleCount - 1): |
|||
for col in range(moduleCount - 1): |
|||
count = 0; |
|||
if (qrCode.isDark(row, col ) ): count+=1 |
|||
if (qrCode.isDark(row + 1, col ) ): count+=1 |
|||
if (qrCode.isDark(row, col + 1) ): count+=1 |
|||
if (qrCode.isDark(row + 1, col + 1) ): count+=1 |
|||
if (count == 0 or count == 4): |
|||
lostPoint += 3 |
|||
|
|||
#// LEVEL3 |
|||
|
|||
for row in range(moduleCount): |
|||
for col in range(moduleCount - 6): |
|||
if (qrCode.isDark(row, col) |
|||
and not qrCode.isDark(row, col + 1) |
|||
and qrCode.isDark(row, col + 2) |
|||
and qrCode.isDark(row, col + 3) |
|||
and qrCode.isDark(row, col + 4) |
|||
and not qrCode.isDark(row, col + 5) |
|||
and qrCode.isDark(row, col + 6) ): |
|||
lostPoint += 40 |
|||
|
|||
for col in range(moduleCount): |
|||
for row in range(moduleCount - 6): |
|||
if (qrCode.isDark(row, col) |
|||
and not qrCode.isDark(row + 1, col) |
|||
and qrCode.isDark(row + 2, col) |
|||
and qrCode.isDark(row + 3, col) |
|||
and qrCode.isDark(row + 4, col) |
|||
and not qrCode.isDark(row + 5, col) |
|||
and qrCode.isDark(row + 6, col) ): |
|||
lostPoint += 40 |
|||
|
|||
#// LEVEL4 |
|||
|
|||
darkCount = 0; |
|||
|
|||
for col in range(moduleCount): |
|||
for row in range(moduleCount): |
|||
if (qrCode.isDark(row, col) ): |
|||
darkCount+=1 |
|||
|
|||
ratio = abs(100 * darkCount / moduleCount / moduleCount - 50) / 5 |
|||
lostPoint += ratio * 10 |
|||
|
|||
return lostPoint |
|||
|
|||
class QRMath: |
|||
|
|||
@staticmethod |
|||
def glog(n): |
|||
if (n < 1): |
|||
raise Exception("glog(" + n + ")") |
|||
return LOG_TABLE[n]; |
|||
@staticmethod |
|||
def gexp(n): |
|||
while n < 0: |
|||
n += 255 |
|||
while n >= 256: |
|||
n -= 255 |
|||
return EXP_TABLE[n]; |
|||
|
|||
EXP_TABLE = [x for x in range(256)] |
|||
|
|||
LOG_TABLE = [x for x in range(256)] |
|||
|
|||
for i in range(8): |
|||
EXP_TABLE[i] = 1 << i; |
|||
|
|||
for i in range(8, 256): |
|||
EXP_TABLE[i] = EXP_TABLE[i - 4] ^ EXP_TABLE[i - 5] ^ EXP_TABLE[i - 6] ^ EXP_TABLE[i - 8] |
|||
|
|||
for i in range(255): |
|||
LOG_TABLE[EXP_TABLE[i] ] = i |
|||
|
|||
class QRPolynomial: |
|||
|
|||
def __init__(self, num, shift): |
|||
|
|||
if (len(num) == 0): |
|||
raise Exception(num.length + "/" + shift) |
|||
|
|||
offset = 0 |
|||
|
|||
while offset < len(num) and num[offset] == 0: |
|||
offset += 1 |
|||
|
|||
self.num = [0 for x in range(len(num)-offset+shift)] |
|||
for i in range(len(num) - offset): |
|||
self.num[i] = num[i + offset] |
|||
|
|||
|
|||
def get(self, index): |
|||
return self.num[index] |
|||
def getLength(self): |
|||
return len(self.num) |
|||
def multiply(self, e): |
|||
num = [0 for x in range(self.getLength() + e.getLength() - 1)]; |
|||
|
|||
for i in range(self.getLength()): |
|||
for j in range(e.getLength()): |
|||
num[i + j] ^= QRMath.gexp(QRMath.glog(self.get(i) ) + QRMath.glog(e.get(j) ) ) |
|||
|
|||
return QRPolynomial(num, 0); |
|||
def mod(self, e): |
|||
|
|||
if (self.getLength() - e.getLength() < 0): |
|||
return self; |
|||
|
|||
ratio = QRMath.glog(self.get(0) ) - QRMath.glog(e.get(0) ) |
|||
|
|||
num = [0 for x in range(self.getLength())] |
|||
|
|||
for i in range(self.getLength()): |
|||
num[i] = self.get(i); |
|||
|
|||
for i in range(e.getLength()): |
|||
num[i] ^= QRMath.gexp(QRMath.glog(e.get(i) ) + ratio) |
|||
|
|||
# recursive call |
|||
return QRPolynomial(num, 0).mod(e); |
|||
|
|||
class QRRSBlock: |
|||
|
|||
RS_BLOCK_TABLE = [ |
|||
|
|||
#// L |
|||
#// M |
|||
#// Q |
|||
#// H |
|||
|
|||
#// 1 |
|||
[1, 26, 19], |
|||
[1, 26, 16], |
|||
[1, 26, 13], |
|||
[1, 26, 9], |
|||
|
|||
#// 2 |
|||
[1, 44, 34], |
|||
[1, 44, 28], |
|||
[1, 44, 22], |
|||
[1, 44, 16], |
|||
|
|||
#// 3 |
|||
[1, 70, 55], |
|||
[1, 70, 44], |
|||
[2, 35, 17], |
|||
[2, 35, 13], |
|||
|
|||
#// 4 |
|||
[1, 100, 80], |
|||
[2, 50, 32], |
|||
[2, 50, 24], |
|||
[4, 25, 9], |
|||
|
|||
#// 5 |
|||
[1, 134, 108], |
|||
[2, 67, 43], |
|||
[2, 33, 15, 2, 34, 16], |
|||
[2, 33, 11, 2, 34, 12], |
|||
|
|||
#// 6 |
|||
[2, 86, 68], |
|||
[4, 43, 27], |
|||
[4, 43, 19], |
|||
[4, 43, 15], |
|||
|
|||
#// 7 |
|||
[2, 98, 78], |
|||
[4, 49, 31], |
|||
[2, 32, 14, 4, 33, 15], |
|||
[4, 39, 13, 1, 40, 14], |
|||
|
|||
#// 8 |
|||
[2, 121, 97], |
|||
[2, 60, 38, 2, 61, 39], |
|||
[4, 40, 18, 2, 41, 19], |
|||
[4, 40, 14, 2, 41, 15], |
|||
|
|||
#// 9 |
|||
[2, 146, 116], |
|||
[3, 58, 36, 2, 59, 37], |
|||
[4, 36, 16, 4, 37, 17], |
|||
[4, 36, 12, 4, 37, 13], |
|||
|
|||
#// 10 |
|||
[2, 86, 68, 2, 87, 69], |
|||
[4, 69, 43, 1, 70, 44], |
|||
[6, 43, 19, 2, 44, 20], |
|||
[6, 43, 15, 2, 44, 16], |
|||
|
|||
# 11 |
|||
[4, 101, 81], |
|||
[1, 80, 50, 4, 81, 51], |
|||
[4, 50, 22, 4, 51, 23], |
|||
[3, 36, 12, 8, 37, 13], |
|||
|
|||
# 12 |
|||
[2, 116, 92, 2, 117, 93], |
|||
[6, 58, 36, 2, 59, 37], |
|||
[4, 46, 20, 6, 47, 21], |
|||
[7, 42, 14, 4, 43, 15], |
|||
|
|||
# 13 |
|||
[4, 133, 107], |
|||
[8, 59, 37, 1, 60, 38], |
|||
[8, 44, 20, 4, 45, 21], |
|||
[12, 33, 11, 4, 34, 12], |
|||
|
|||
# 14 |
|||
[3, 145, 115, 1, 146, 116], |
|||
[4, 64, 40, 5, 65, 41], |
|||
[11, 36, 16, 5, 37, 17], |
|||
[11, 36, 12, 5, 37, 13], |
|||
|
|||
# 15 |
|||
[5, 109, 87, 1, 110, 88], |
|||
[5, 65, 41, 5, 66, 42], |
|||
[5, 54, 24, 7, 55, 25], |
|||
[11, 36, 12], |
|||
|
|||
# 16 |
|||
[5, 122, 98, 1, 123, 99], |
|||
[7, 73, 45, 3, 74, 46], |
|||
[15, 43, 19, 2, 44, 20], |
|||
[3, 45, 15, 13, 46, 16], |
|||
|
|||
# 17 |
|||
[1, 135, 107, 5, 136, 108], |
|||
[10, 74, 46, 1, 75, 47], |
|||
[1, 50, 22, 15, 51, 23], |
|||
[2, 42, 14, 17, 43, 15], |
|||
|
|||
# 18 |
|||
[5, 150, 120, 1, 151, 121], |
|||
[9, 69, 43, 4, 70, 44], |
|||
[17, 50, 22, 1, 51, 23], |
|||
[2, 42, 14, 19, 43, 15], |
|||
|
|||
# 19 |
|||
[3, 141, 113, 4, 142, 114], |
|||
[3, 70, 44, 11, 71, 45], |
|||
[17, 47, 21, 4, 48, 22], |
|||
[9, 39, 13, 16, 40, 14], |
|||
|
|||
# 20 |
|||
[3, 135, 107, 5, 136, 108], |
|||
[3, 67, 41, 13, 68, 42], |
|||
[15, 54, 24, 5, 55, 25], |
|||
[15, 43, 15, 10, 44, 16], |
|||
|
|||
# 21 |
|||
[4, 144, 116, 4, 145, 117], |
|||
[17, 68, 42], |
|||
[17, 50, 22, 6, 51, 23], |
|||
[19, 46, 16, 6, 47, 17], |
|||
|
|||
# 22 |
|||
[2, 139, 111, 7, 140, 112], |
|||
[17, 74, 46], |
|||
[7, 54, 24, 16, 55, 25], |
|||
[34, 37, 13], |
|||
|
|||
# 23 |
|||
[4, 151, 121, 5, 152, 122], |
|||
[4, 75, 47, 14, 76, 48], |
|||
[11, 54, 24, 14, 55, 25], |
|||
[16, 45, 15, 14, 46, 16], |
|||
|
|||
# 24 |
|||
[6, 147, 117, 4, 148, 118], |
|||
[6, 73, 45, 14, 74, 46], |
|||
[11, 54, 24, 16, 55, 25], |
|||
[30, 46, 16, 2, 47, 17], |
|||
|
|||
# 25 |
|||
[8, 132, 106, 4, 133, 107], |
|||
[8, 75, 47, 13, 76, 48], |
|||
[7, 54, 24, 22, 55, 25], |
|||
[22, 45, 15, 13, 46, 16], |
|||
|
|||
# 26 |
|||
[10, 142, 114, 2, 143, 115], |
|||
[19, 74, 46, 4, 75, 47], |
|||
[28, 50, 22, 6, 51, 23], |
|||
[33, 46, 16, 4, 47, 17], |
|||
|
|||
# 27 |
|||
[8, 152, 122, 4, 153, 123], |
|||
[22, 73, 45, 3, 74, 46], |
|||
[8, 53, 23, 26, 54, 24], |
|||
[12, 45, 15, 28, 46, 16], |
|||
|
|||
# 28 |
|||
[3, 147, 117, 10, 148, 118], |
|||
[3, 73, 45, 23, 74, 46], |
|||
[4, 54, 24, 31, 55, 25], |
|||
[11, 45, 15, 31, 46, 16], |
|||
|
|||
# 29 |
|||
[7, 146, 116, 7, 147, 117], |
|||
[21, 73, 45, 7, 74, 46], |
|||
[1, 53, 23, 37, 54, 24], |
|||
[19, 45, 15, 26, 46, 16], |
|||
|
|||
# 30 |
|||
[5, 145, 115, 10, 146, 116], |
|||
[19, 75, 47, 10, 76, 48], |
|||
[15, 54, 24, 25, 55, 25], |
|||
[23, 45, 15, 25, 46, 16], |
|||
|
|||
# 31 |
|||
[13, 145, 115, 3, 146, 116], |
|||
[2, 74, 46, 29, 75, 47], |
|||
[42, 54, 24, 1, 55, 25], |
|||
[23, 45, 15, 28, 46, 16], |
|||
|
|||
# 32 |
|||
[17, 145, 115], |
|||
[10, 74, 46, 23, 75, 47], |
|||
[10, 54, 24, 35, 55, 25], |
|||
[19, 45, 15, 35, 46, 16], |
|||
|
|||
# 33 |
|||
[17, 145, 115, 1, 146, 116], |
|||
[14, 74, 46, 21, 75, 47], |
|||
[29, 54, 24, 19, 55, 25], |
|||
[11, 45, 15, 46, 46, 16], |
|||
|
|||
# 34 |
|||
[13, 145, 115, 6, 146, 116], |
|||
[14, 74, 46, 23, 75, 47], |
|||
[44, 54, 24, 7, 55, 25], |
|||
[59, 46, 16, 1, 47, 17], |
|||
|
|||
# 35 |
|||
[12, 151, 121, 7, 152, 122], |
|||
[12, 75, 47, 26, 76, 48], |
|||
[39, 54, 24, 14, 55, 25], |
|||
[22, 45, 15, 41, 46, 16], |
|||
|
|||
# 36 |
|||
[6, 151, 121, 14, 152, 122], |
|||
[6, 75, 47, 34, 76, 48], |
|||
[46, 54, 24, 10, 55, 25], |
|||
[2, 45, 15, 64, 46, 16], |
|||
|
|||
# 37 |
|||
[17, 152, 122, 4, 153, 123], |
|||
[29, 74, 46, 14, 75, 47], |
|||
[49, 54, 24, 10, 55, 25], |
|||
[24, 45, 15, 46, 46, 16], |
|||
|
|||
# 38 |
|||
[4, 152, 122, 18, 153, 123], |
|||
[13, 74, 46, 32, 75, 47], |
|||
[48, 54, 24, 14, 55, 25], |
|||
[42, 45, 15, 32, 46, 16], |
|||
|
|||
# 39 |
|||
[20, 147, 117, 4, 148, 118], |
|||
[40, 75, 47, 7, 76, 48], |
|||
[43, 54, 24, 22, 55, 25], |
|||
[10, 45, 15, 67, 46, 16], |
|||
|
|||
# 40 |
|||
[19, 148, 118, 6, 149, 119], |
|||
[18, 75, 47, 31, 76, 48], |
|||
[34, 54, 24, 34, 55, 25], |
|||
[20, 45, 15, 61, 46, 16] |
|||
|
|||
] |
|||
|
|||
def __init__(self, totalCount, dataCount): |
|||
self.totalCount = totalCount |
|||
self.dataCount = dataCount |
|||
|
|||
@staticmethod |
|||
def getRSBlocks(typeNumber, errorCorrectLevel): |
|||
rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel); |
|||
if rsBlock == None: |
|||
raise Exception("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel) |
|||
|
|||
length = len(rsBlock) / 3 |
|||
|
|||
list = [] |
|||
|
|||
for i in range(length): |
|||
|
|||
count = rsBlock[i * 3 + 0] |
|||
totalCount = rsBlock[i * 3 + 1] |
|||
dataCount = rsBlock[i * 3 + 2] |
|||
|
|||
for j in range(count): |
|||
list.append(QRRSBlock(totalCount, dataCount)) |
|||
|
|||
return list; |
|||
|
|||
@staticmethod |
|||
def getRsBlockTable(typeNumber, errorCorrectLevel): |
|||
if errorCorrectLevel == QRErrorCorrectLevel.L: |
|||
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]; |
|||
elif errorCorrectLevel == QRErrorCorrectLevel.M: |
|||
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]; |
|||
elif errorCorrectLevel == QRErrorCorrectLevel.Q: |
|||
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]; |
|||
elif errorCorrectLevel == QRErrorCorrectLevel.H: |
|||
return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]; |
|||
else: |
|||
return None; |
|||
|
|||
class QRBitBuffer: |
|||
def __init__(self): |
|||
self.buffer = [] |
|||
self.length = 0 |
|||
def __repr__(self): |
|||
return ".".join([str(n) for n in self.buffer]) |
|||
def get(self, index): |
|||
bufIndex = math.floor(index / 8) |
|||
val = ( (self.buffer[bufIndex] >> (7 - index % 8) ) & 1) == 1 |
|||
print "get ", val |
|||
return ( (self.buffer[bufIndex] >> (7 - index % 8) ) & 1) == 1 |
|||
def put(self, num, length): |
|||
for i in range(length): |
|||
self.putBit( ( (num >> (length - i - 1) ) & 1) == 1) |
|||
def getLengthInBits(self): |
|||
return self.length |
|||
def putBit(self, bit): |
|||
bufIndex = self.length // 8 |
|||
if len(self.buffer) <= bufIndex: |
|||
self.buffer.append(0) |
|||
if bit: |
|||
self.buffer[bufIndex] |= (0x80 >> (self.length % 8) ) |
|||
self.length+=1 |
|||
Loading…
Reference in new issue