75   int32_t column = 0;  in ReadCodewords()  local
83     if ((row == numRows) && (column == 0) && !corner1Read) {  in ReadCodewords()
86       column += 2;  in ReadCodewords()
88     } else if ((row == numRows - 2) && (column == 0) &&  in ReadCodewords()
92       column += 2;  in ReadCodewords()
94     } else if ((row == numRows + 4) && (column == 2) &&  in ReadCodewords()
98       column += 2;  in ReadCodewords()
100     } else if ((row == numRows - 2) && (column == 0) &&  in ReadCodewords()
104       column += 2;  in ReadCodewords()
108         if ((row < numRows) && (column >= 0) &&  in ReadCodewords()
109             !m_readMappingMatrix->Get(column, row)) {  in ReadCodewords()
112                 (uint8_t)ReadUtah(row, column, numRows, numColumns);  in ReadCodewords()
116         column += 2;  in ReadCodewords()
117       } while ((row >= 0) && (column < numColumns));  in ReadCodewords()
119       column += 3;  in ReadCodewords()
121         if ((row >= 0) && (column < numColumns) &&  in ReadCodewords()
122             !m_readMappingMatrix->Get(column, row)) {  in ReadCodewords()
125                 (uint8_t)ReadUtah(row, column, numRows, numColumns);  in ReadCodewords()
129         column -= 2;  in ReadCodewords()
130       } while ((row < numRows) && (column >= 0));  in ReadCodewords()
132       column += 1;  in ReadCodewords()
134   } while ((row < numRows) || (column < numColumns));  in ReadCodewords()
142                                                   int32_t column,  in ReadModule()  argument
147     column += 4 - ((numRows + 4) & 0x07);  in ReadModule()
149   if (column < 0) {  in ReadModule()
150     column += numColumns;  in ReadModule()
153   m_readMappingMatrix->Set(column, row);  in ReadModule()
154   return m_mappingBitMatrix->Get(column, row);  in ReadModule()
157                                                 int32_t column,  in ReadUtah()  argument
161   if (ReadModule(row - 2, column - 2, numRows, numColumns)) {  in ReadUtah()
165   if (ReadModule(row - 2, column - 1, numRows, numColumns)) {  in ReadUtah()
169   if (ReadModule(row - 1, column - 2, numRows, numColumns)) {  in ReadUtah()
173   if (ReadModule(row - 1, column - 1, numRows, numColumns)) {  in ReadUtah()
177   if (ReadModule(row - 1, column, numRows, numColumns)) {  in ReadUtah()
181   if (ReadModule(row, column - 2, numRows, numColumns)) {  in ReadUtah()
185   if (ReadModule(row, column - 1, numRows, numColumns)) {  in ReadUtah()
189   if (ReadModule(row, column, numRows, numColumns)) {  in ReadUtah()