diff options
Diffstat (limited to 'xfa/src/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp')
| -rw-r--r-- | xfa/src/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp | 141 |
1 files changed, 58 insertions, 83 deletions
diff --git a/xfa/src/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp b/xfa/src/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp index 9c72140241..07d8d7187a 100644 --- a/xfa/src/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp +++ b/xfa/src/fxbarcode/qrcode/BC_QRCoderFormatInformation.cpp @@ -25,95 +25,70 @@ #include "BC_QRCoderFormatInformation.h"
const int32_t CBC_QRCoderFormatInformation::FORMAT_INFO_MASK_QR = 0X5412;
const int32_t CBC_QRCoderFormatInformation::FORMAT_INFO_DECODE_LOOKUP[32][2] = {
- {0x5412, 0x00},
- {0x5125, 0x01},
- {0x5E7C, 0x02},
- {0x5B4B, 0x03},
- {0x45F9, 0x04},
- {0x40CE, 0x05},
- {0x4F97, 0x06},
- {0x4AA0, 0x07},
- {0x77C4, 0x08},
- {0x72F3, 0x09},
- {0x7DAA, 0x0A},
- {0x789D, 0x0B},
- {0x662F, 0x0C},
- {0x6318, 0x0D},
- {0x6C41, 0x0E},
- {0x6976, 0x0F},
- {0x1689, 0x10},
- {0x13BE, 0x11},
- {0x1CE7, 0x12},
- {0x19D0, 0x13},
- {0x0762, 0x14},
- {0x0255, 0x15},
- {0x0D0C, 0x16},
- {0x083B, 0x17},
- {0x355F, 0x18},
- {0x3068, 0x19},
- {0x3F31, 0x1A},
- {0x3A06, 0x1B},
- {0x24B4, 0x1C},
- {0x2183, 0x1D},
- {0x2EDA, 0x1E},
- {0x2BED, 0x1F},
+ {0x5412, 0x00}, {0x5125, 0x01}, {0x5E7C, 0x02}, {0x5B4B, 0x03},
+ {0x45F9, 0x04}, {0x40CE, 0x05}, {0x4F97, 0x06}, {0x4AA0, 0x07},
+ {0x77C4, 0x08}, {0x72F3, 0x09}, {0x7DAA, 0x0A}, {0x789D, 0x0B},
+ {0x662F, 0x0C}, {0x6318, 0x0D}, {0x6C41, 0x0E}, {0x6976, 0x0F},
+ {0x1689, 0x10}, {0x13BE, 0x11}, {0x1CE7, 0x12}, {0x19D0, 0x13},
+ {0x0762, 0x14}, {0x0255, 0x15}, {0x0D0C, 0x16}, {0x083B, 0x17},
+ {0x355F, 0x18}, {0x3068, 0x19}, {0x3F31, 0x1A}, {0x3A06, 0x1B},
+ {0x24B4, 0x1C}, {0x2183, 0x1D}, {0x2EDA, 0x1E}, {0x2BED, 0x1F},
};
-const int32_t CBC_QRCoderFormatInformation::BITS_SET_IN_HALF_BYTE[] =
-{0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4};
-CBC_QRCoderFormatInformation::CBC_QRCoderFormatInformation(int32_t formatInfo)
-{
- m_errorCorrectLevl = CBC_QRCoderErrorCorrectionLevel::ForBits((formatInfo >> 3) & 0x03);
- m_dataMask = (uint8_t) (formatInfo & 0x07);
+const int32_t CBC_QRCoderFormatInformation::BITS_SET_IN_HALF_BYTE[] = {
+ 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4};
+CBC_QRCoderFormatInformation::CBC_QRCoderFormatInformation(int32_t formatInfo) {
+ m_errorCorrectLevl =
+ CBC_QRCoderErrorCorrectionLevel::ForBits((formatInfo >> 3) & 0x03);
+ m_dataMask = (uint8_t)(formatInfo & 0x07);
}
-CBC_QRCoderFormatInformation::~CBC_QRCoderFormatInformation()
-{
+CBC_QRCoderFormatInformation::~CBC_QRCoderFormatInformation() {}
+int32_t CBC_QRCoderFormatInformation::NumBitsDiffering(int32_t a, int32_t b) {
+ a ^= b;
+ return BITS_SET_IN_HALF_BYTE[a & 0x0F] +
+ BITS_SET_IN_HALF_BYTE[(a >> 4) & 0x0F] +
+ BITS_SET_IN_HALF_BYTE[(a >> 8) & 0x0F] +
+ BITS_SET_IN_HALF_BYTE[(a >> 12) & 0x0F] +
+ BITS_SET_IN_HALF_BYTE[(a >> 16) & 0x0F] +
+ BITS_SET_IN_HALF_BYTE[(a >> 20) & 0x0F] +
+ BITS_SET_IN_HALF_BYTE[(a >> 24) & 0x0F] +
+ BITS_SET_IN_HALF_BYTE[(a >> 28) & 0x0F];
}
-int32_t CBC_QRCoderFormatInformation::NumBitsDiffering(int32_t a, int32_t b)
-{
- a ^= b;
- return BITS_SET_IN_HALF_BYTE[a & 0x0F] +
- BITS_SET_IN_HALF_BYTE[(a >> 4) & 0x0F] +
- BITS_SET_IN_HALF_BYTE[(a >> 8) & 0x0F] +
- BITS_SET_IN_HALF_BYTE[(a >> 12) & 0x0F] +
- BITS_SET_IN_HALF_BYTE[(a >> 16) & 0x0F] +
- BITS_SET_IN_HALF_BYTE[(a >> 20) & 0x0F] +
- BITS_SET_IN_HALF_BYTE[(a >> 24) & 0x0F] +
- BITS_SET_IN_HALF_BYTE[(a >> 28) & 0x0F];
+uint8_t CBC_QRCoderFormatInformation::GetDataMask() {
+ return m_dataMask;
}
-uint8_t CBC_QRCoderFormatInformation::GetDataMask()
-{
- return m_dataMask;
+CBC_QRCoderErrorCorrectionLevel*
+CBC_QRCoderFormatInformation::GetErrorCorrectionLevel() {
+ return m_errorCorrectLevl;
}
-CBC_QRCoderErrorCorrectionLevel *CBC_QRCoderFormatInformation::GetErrorCorrectionLevel()
-{
- return m_errorCorrectLevl;
+CBC_QRCoderFormatInformation*
+CBC_QRCoderFormatInformation::DecodeFormatInformation(
+ int32_t maskedFormatInfo) {
+ CBC_QRCoderFormatInformation* formatInfo =
+ DoDecodeFormatInformation(maskedFormatInfo);
+ if (formatInfo != NULL) {
+ return formatInfo;
+ }
+ return DoDecodeFormatInformation(maskedFormatInfo ^ FORMAT_INFO_MASK_QR);
}
-CBC_QRCoderFormatInformation* CBC_QRCoderFormatInformation::DecodeFormatInformation(int32_t maskedFormatInfo)
-{
- CBC_QRCoderFormatInformation* formatInfo = DoDecodeFormatInformation(maskedFormatInfo);
- if(formatInfo != NULL) {
- return formatInfo;
+CBC_QRCoderFormatInformation*
+CBC_QRCoderFormatInformation::DoDecodeFormatInformation(
+ int32_t maskedFormatInfo) {
+ int32_t bestDifference = (int32_t)FXSYS_nan();
+ int32_t bestFormatInfo = 0;
+ for (int32_t i = 0; i < 32; i++) {
+ int32_t const* decodeInfo = &FORMAT_INFO_DECODE_LOOKUP[i][0];
+ int32_t targetInfo = decodeInfo[0];
+ if (targetInfo == maskedFormatInfo) {
+ return FX_NEW CBC_QRCoderFormatInformation(decodeInfo[1]);
}
- return DoDecodeFormatInformation(maskedFormatInfo ^ FORMAT_INFO_MASK_QR);
-}
-CBC_QRCoderFormatInformation* CBC_QRCoderFormatInformation::DoDecodeFormatInformation(int32_t maskedFormatInfo)
-{
- int32_t bestDifference = (int32_t)FXSYS_nan();
- int32_t bestFormatInfo = 0;
- for(int32_t i = 0; i < 32; i++) {
- int32_t const* decodeInfo = &FORMAT_INFO_DECODE_LOOKUP[i][0];
- int32_t targetInfo = decodeInfo[0];
- if(targetInfo == maskedFormatInfo) {
- return FX_NEW CBC_QRCoderFormatInformation(decodeInfo[1]);
- }
- int32_t bitsDifference = NumBitsDiffering(maskedFormatInfo, targetInfo);
- if(bitsDifference < bestDifference) {
- bestFormatInfo = decodeInfo[1];
- bestDifference = bitsDifference;
- }
- }
- if(bestDifference <= 3) {
- return FX_NEW CBC_QRCoderFormatInformation(bestFormatInfo);
+ int32_t bitsDifference = NumBitsDiffering(maskedFormatInfo, targetInfo);
+ if (bitsDifference < bestDifference) {
+ bestFormatInfo = decodeInfo[1];
+ bestDifference = bitsDifference;
}
- return NULL;
+ }
+ if (bestDifference <= 3) {
+ return FX_NEW CBC_QRCoderFormatInformation(bestFormatInfo);
+ }
+ return NULL;
}
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