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-rw-r--r--core/fxcodec/codec/codec_int.h6
-rw-r--r--core/fxcodec/jbig2/JBig2_GrdProc.cpp759
-rw-r--r--core/fxcodec/jbig2/JBig2_GrdProc.h2
-rw-r--r--core/fxcodec/jbig2/JBig2_GrrdProc.cpp275
-rw-r--r--core/fxcodec/lgif/fx_gif.cpp4
5 files changed, 469 insertions, 577 deletions
diff --git a/core/fxcodec/codec/codec_int.h b/core/fxcodec/codec/codec_int.h
index e0d2ff494f..566bbc3c9b 100644
--- a/core/fxcodec/codec/codec_int.h
+++ b/core/fxcodec/codec/codec_int.h
@@ -22,9 +22,9 @@ class CPDF_ColorSpace;
struct DecodeData {
public:
- DecodeData(unsigned char* src_data, OPJ_SIZE_T src_size)
- : src_data(src_data), src_size(src_size), offset(0) {}
- unsigned char* src_data;
+ DecodeData(uint8_t* data, OPJ_SIZE_T size)
+ : src_data(data), src_size(size), offset(0) {}
+ uint8_t* src_data;
OPJ_SIZE_T src_size;
OPJ_SIZE_T offset;
};
diff --git a/core/fxcodec/jbig2/JBig2_GrdProc.cpp b/core/fxcodec/jbig2/JBig2_GrdProc.cpp
index 2391fb2b07..9527c1eaf8 100644
--- a/core/fxcodec/jbig2/JBig2_GrdProc.cpp
+++ b/core/fxcodec/jbig2/JBig2_GrdProc.cpp
@@ -18,7 +18,7 @@ CJBig2_GRDProc::CJBig2_GRDProc()
m_pLine(nullptr),
m_pPause(nullptr),
m_DecodeType(0),
- LTP(0) {
+ m_LTP(FALSE) {
m_ReplaceRect.left = 0;
m_ReplaceRect.bottom = 0;
m_ReplaceRect.top = 0;
@@ -65,43 +65,35 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith(CJBig2_ArithDecoder* pArithDecoder,
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template0_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
- uint8_t *pLine, *pLine1, *pLine2, cVal;
- int32_t nStride, nStride2, k;
- int32_t nLineBytes, nBitsLeft, cc;
- LTP = 0;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
if (!GBREG->m_pData)
return nullptr;
- pLine = GBREG->m_pData;
- nStride = GBREG->m_nStride;
- nStride2 = nStride << 1;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+ FX_BOOL LTP = FALSE;
+ uint8_t* pLine = GBREG->m_pData;
+ int32_t nStride = GBREG->m_nStride;
+ int32_t nStride2 = nStride << 1;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
uint32_t height = GBH & 0x7fffffff;
for (uint32_t h = 0; h < height; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x9b25]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x9b25]);
+ if (LTP) {
GBREG->copyLine(h, h - 1);
} else {
if (h > 1) {
- pLine1 = pLine - nStride2;
- pLine2 = pLine - nStride;
- line1 = (*pLine1++) << 6;
- line2 = *pLine2++;
- CONTEXT = ((line1 & 0xf800) | (line2 & 0x07f0));
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = pLine - nStride2;
+ uint8_t* pLine2 = pLine - nStride;
+ uint32_t line1 = (*pLine1++) << 6;
+ uint32_t line2 = *pLine2++;
+ uint32_t CONTEXT = ((line1 & 0xf800) | (line2 & 0x07f0));
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | ((*pLine1++) << 6);
line2 = (line2 << 8) | (*pLine2++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = (((CONTEXT & 0x7bf7) << 1) | bVal |
((line1 >> k) & 0x0800) | ((line2 >> k) & 0x0010));
@@ -110,26 +102,26 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template0_opt3(
}
line1 <<= 8;
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT =
(((CONTEXT & 0x7bf7) << 1) | bVal |
((line1 >> (7 - k)) & 0x0800) | ((line2 >> (7 - k)) & 0x0010));
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
} else {
- pLine2 = pLine - nStride;
- line2 = (h & 1) ? (*pLine2++) : 0;
- CONTEXT = (line2 & 0x07f0);
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine2 = pLine - nStride;
+ uint32_t line2 = (h & 1) ? (*pLine2++) : 0;
+ uint32_t CONTEXT = (line2 & 0x07f0);
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
if (h & 1) {
line2 = (line2 << 8) | (*pLine2++);
}
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT =
(((CONTEXT & 0x7bf7) << 1) | bVal | ((line2 >> k) & 0x0010));
@@ -137,14 +129,14 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template0_opt3(
pLine[cc] = cVal;
}
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = (((CONTEXT & 0x7bf7) << 1) | bVal |
(((line2 >> (7 - k))) & 0x0010));
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
}
}
pLine += nStride;
@@ -155,31 +147,27 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template0_opt3(
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template0_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3;
- LTP = 0;
+ FX_BOOL LTP = FALSE;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
GBREG->fill(0);
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x9b25]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x9b25]);
+ if (LTP) {
GBREG->copyLine(h, h - 1);
} else {
- line1 = GBREG->getPixel(1, h - 2);
+ uint32_t line1 = GBREG->getPixel(1, h - 2);
line1 |= GBREG->getPixel(0, h - 2) << 1;
- line2 = GBREG->getPixel(2, h - 1);
+ uint32_t line2 = GBREG->getPixel(2, h - 1);
line2 |= GBREG->getPixel(1, h - 1) << 1;
line2 |= GBREG->getPixel(0, h - 1) << 2;
- line3 = 0;
+ uint32_t line3 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, h)) {
bVal = 0;
} else {
- CONTEXT = line3;
+ uint32_t CONTEXT = line3;
CONTEXT |= GBREG->getPixel(w + GBAT[0], h + GBAT[1]) << 4;
CONTEXT |= line2 << 5;
CONTEXT |= GBREG->getPixel(w + GBAT[2], h + GBAT[3]) << 10;
@@ -203,42 +191,34 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template0_unopt(
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template1_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
- uint8_t *pLine, *pLine1, *pLine2, cVal;
- int32_t nStride, nStride2, k;
- int32_t nLineBytes, nBitsLeft, cc;
- LTP = 0;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
if (!GBREG->m_pData)
return nullptr;
- pLine = GBREG->m_pData;
- nStride = GBREG->m_nStride;
- nStride2 = nStride << 1;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+ FX_BOOL LTP = FALSE;
+ uint8_t* pLine = GBREG->m_pData;
+ int32_t nStride = GBREG->m_nStride;
+ int32_t nStride2 = nStride << 1;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0795]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x0795]);
+ if (LTP) {
GBREG->copyLine(h, h - 1);
} else {
if (h > 1) {
- pLine1 = pLine - nStride2;
- pLine2 = pLine - nStride;
- line1 = (*pLine1++) << 4;
- line2 = *pLine2++;
- CONTEXT = (line1 & 0x1e00) | ((line2 >> 1) & 0x01f8);
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = pLine - nStride2;
+ uint8_t* pLine2 = pLine - nStride;
+ uint32_t line1 = (*pLine1++) << 4;
+ uint32_t line2 = *pLine2++;
+ uint32_t CONTEXT = (line1 & 0x1e00) | ((line2 >> 1) & 0x01f8);
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | ((*pLine1++) << 4);
line2 = (line2 << 8) | (*pLine2++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x0efb) << 1) | bVal |
((line1 >> k) & 0x0200) | ((line2 >> (k + 1)) & 0x0008);
@@ -247,26 +227,26 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template1_opt3(
}
line1 <<= 8;
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x0efb) << 1) | bVal |
((line1 >> (7 - k)) & 0x0200) |
((line2 >> (8 - k)) & 0x0008);
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
} else {
- pLine2 = pLine - nStride;
- line2 = (h & 1) ? (*pLine2++) : 0;
- CONTEXT = (line2 >> 1) & 0x01f8;
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine2 = pLine - nStride;
+ uint32_t line2 = (h & 1) ? (*pLine2++) : 0;
+ uint32_t CONTEXT = (line2 >> 1) & 0x01f8;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
if (h & 1) {
line2 = (line2 << 8) | (*pLine2++);
}
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x0efb) << 1) | bVal |
((line2 >> (k + 1)) & 0x0008);
@@ -274,14 +254,14 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template1_opt3(
pLine[cc] = cVal;
}
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT =
((CONTEXT & 0x0efb) << 1) | bVal | ((line2 >> (8 - k)) & 0x0008);
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
}
}
pLine += nStride;
@@ -292,32 +272,28 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template1_opt3(
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template1_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3;
- LTP = 0;
+ FX_BOOL LTP = FALSE;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
GBREG->fill(0);
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0795]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x0795]);
+ if (LTP) {
GBREG->copyLine(h, h - 1);
} else {
- line1 = GBREG->getPixel(2, h - 2);
+ uint32_t line1 = GBREG->getPixel(2, h - 2);
line1 |= GBREG->getPixel(1, h - 2) << 1;
line1 |= GBREG->getPixel(0, h - 2) << 2;
- line2 = GBREG->getPixel(2, h - 1);
+ uint32_t line2 = GBREG->getPixel(2, h - 1);
line2 |= GBREG->getPixel(1, h - 1) << 1;
line2 |= GBREG->getPixel(0, h - 1) << 2;
- line3 = 0;
+ uint32_t line3 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, h)) {
bVal = 0;
} else {
- CONTEXT = line3;
+ uint32_t CONTEXT = line3;
CONTEXT |= GBREG->getPixel(w + GBAT[0], h + GBAT[1]) << 3;
CONTEXT |= line2 << 4;
CONTEXT |= line1 << 9;
@@ -334,45 +310,38 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template1_unopt(
}
return GBREG.release();
}
+
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template2_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
- uint8_t *pLine, *pLine1, *pLine2, cVal;
- int32_t nStride, nStride2, k;
- int32_t nLineBytes, nBitsLeft, cc;
- LTP = 0;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
if (!GBREG->m_pData)
return nullptr;
- pLine = GBREG->m_pData;
- nStride = GBREG->m_nStride;
- nStride2 = nStride << 1;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+ FX_BOOL LTP = FALSE;
+ uint8_t* pLine = GBREG->m_pData;
+ int32_t nStride = GBREG->m_nStride;
+ int32_t nStride2 = nStride << 1;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x00e5]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x00e5]);
+ if (LTP) {
GBREG->copyLine(h, h - 1);
} else {
if (h > 1) {
- pLine1 = pLine - nStride2;
- pLine2 = pLine - nStride;
- line1 = (*pLine1++) << 1;
- line2 = *pLine2++;
- CONTEXT = (line1 & 0x0380) | ((line2 >> 3) & 0x007c);
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = pLine - nStride2;
+ uint8_t* pLine2 = pLine - nStride;
+ uint32_t line1 = (*pLine1++) << 1;
+ uint32_t line2 = *pLine2++;
+ uint32_t CONTEXT = (line1 & 0x0380) | ((line2 >> 3) & 0x007c);
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | ((*pLine1++) << 1);
line2 = (line2 << 8) | (*pLine2++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
((line1 >> k) & 0x0080) | ((line2 >> (k + 3)) & 0x0004);
@@ -381,26 +350,26 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template2_opt3(
}
line1 <<= 8;
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
((line1 >> (7 - k)) & 0x0080) |
((line2 >> (10 - k)) & 0x0004);
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
} else {
- pLine2 = pLine - nStride;
- line2 = (h & 1) ? (*pLine2++) : 0;
- CONTEXT = (line2 >> 3) & 0x007c;
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine2 = pLine - nStride;
+ uint32_t line2 = (h & 1) ? (*pLine2++) : 0;
+ uint32_t CONTEXT = (line2 >> 3) & 0x007c;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
if (h & 1) {
line2 = (line2 << 8) | (*pLine2++);
}
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
((line2 >> (k + 3)) & 0x0004);
@@ -408,14 +377,14 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template2_opt3(
pLine[cc] = cVal;
}
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
(((line2 >> (10 - k))) & 0x0004);
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
}
}
pLine += nStride;
@@ -426,30 +395,26 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template2_opt3(
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template2_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3;
- LTP = 0;
+ FX_BOOL LTP = FALSE;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
GBREG->fill(0);
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x00e5]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x00e5]);
+ if (LTP) {
GBREG->copyLine(h, h - 1);
} else {
- line1 = GBREG->getPixel(1, h - 2);
+ uint32_t line1 = GBREG->getPixel(1, h - 2);
line1 |= GBREG->getPixel(0, h - 2) << 1;
- line2 = GBREG->getPixel(1, h - 1);
+ uint32_t line2 = GBREG->getPixel(1, h - 1);
line2 |= GBREG->getPixel(0, h - 1) << 1;
- line3 = 0;
+ uint32_t line3 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, h)) {
bVal = 0;
} else {
- CONTEXT = line3;
+ uint32_t CONTEXT = line3;
CONTEXT |= GBREG->getPixel(w + GBAT[0], h + GBAT[1]) << 2;
CONTEXT |= line2 << 3;
CONTEXT |= line1 << 7;
@@ -470,38 +435,30 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template2_unopt(
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template3_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1;
- uint8_t *pLine, *pLine1, cVal;
- int32_t nStride, k;
- int32_t nLineBytes, nBitsLeft, cc;
- LTP = 0;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
if (!GBREG->m_pData)
return nullptr;
- pLine = GBREG->m_pData;
- nStride = GBREG->m_nStride;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+ FX_BOOL LTP = FALSE;
+ uint8_t* pLine = GBREG->m_pData;
+ int32_t nStride = GBREG->m_nStride;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0195]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x0195]);
+ if (LTP) {
GBREG->copyLine(h, h - 1);
} else {
if (h > 0) {
- pLine1 = pLine - nStride;
- line1 = *pLine1++;
- CONTEXT = (line1 >> 1) & 0x03f0;
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = pLine - nStride;
+ uint32_t line1 = *pLine1++;
+ uint32_t CONTEXT = (line1 >> 1) & 0x03f0;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | (*pLine1++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01f7) << 1) | bVal |
((line1 >> (k + 1)) & 0x0010);
@@ -509,32 +466,32 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template3_opt3(
pLine[cc] = cVal;
}
line1 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT =
((CONTEXT & 0x01f7) << 1) | bVal | ((line1 >> (8 - k)) & 0x0010);
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
} else {
- CONTEXT = 0;
- for (cc = 0; cc < nLineBytes; cc++) {
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint32_t CONTEXT = 0;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01f7) << 1) | bVal;
}
pLine[cc] = cVal;
}
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x01f7) << 1) | bVal;
}
- pLine[nLineBytes] = cVal;
+ pLine[nLineBytes] = cVal1;
}
}
pLine += nStride;
@@ -545,28 +502,24 @@ CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template3_opt3(
CJBig2_Image* CJBig2_GRDProc::decode_Arith_Template3_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
- LTP = 0;
+ FX_BOOL LTP = FALSE;
std::unique_ptr<CJBig2_Image> GBREG(new CJBig2_Image(GBW, GBH));
GBREG->fill(0);
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0195]);
- LTP = LTP ^ SLTP;
- }
+ if (TPGDON)
+ LTP = LTP ^ pArithDecoder->DECODE(&gbContext[0x0195]);
if (LTP == 1) {
GBREG->copyLine(h, h - 1);
} else {
- line1 = GBREG->getPixel(1, h - 1);
+ uint32_t line1 = GBREG->getPixel(1, h - 1);
line1 |= GBREG->getPixel(0, h - 1) << 1;
- line2 = 0;
+ uint32_t line2 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, h)) {
bVal = 0;
} else {
- CONTEXT = line2;
+ uint32_t CONTEXT = line2;
CONTEXT |= GBREG->getPixel(w + GBAT[0], h + GBAT[1]) << 4;
CONTEXT |= line1 << 5;
bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
@@ -606,7 +559,7 @@ FXCODEC_STATUS CJBig2_GRDProc::Start_decode_Arith(
(*m_pImage)->fill(0);
m_pArithDecoder = pArithDecoder;
m_gbContext = gbContext;
- LTP = 0;
+ m_LTP = FALSE;
m_pLine = nullptr;
m_loopIndex = 0;
return decode_Arith(pPause);
@@ -697,40 +650,32 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template0_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
- uint8_t *pLine1, *pLine2, cVal;
- int32_t nStride, nStride2, k;
- int32_t nLineBytes, nBitsLeft, cc;
if (!m_pLine) {
m_pLine = pImage->m_pData;
}
- nStride = pImage->m_nStride;
- nStride2 = nStride << 1;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+ int32_t nStride = pImage->m_nStride;
+ int32_t nStride2 = nStride << 1;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
uint32_t height = GBH & 0x7fffffff;
for (; m_loopIndex < height; m_loopIndex++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x9b25]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x9b25]);
+ if (m_LTP) {
pImage->copyLine(m_loopIndex, m_loopIndex - 1);
} else {
if (m_loopIndex > 1) {
- pLine1 = m_pLine - nStride2;
- pLine2 = m_pLine - nStride;
- line1 = (*pLine1++) << 6;
- line2 = *pLine2++;
- CONTEXT = ((line1 & 0xf800) | (line2 & 0x07f0));
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = m_pLine - nStride2;
+ uint8_t* pLine2 = m_pLine - nStride;
+ uint32_t line1 = (*pLine1++) << 6;
+ uint32_t line2 = *pLine2++;
+ uint32_t CONTEXT = ((line1 & 0xf800) | (line2 & 0x07f0));
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | ((*pLine1++) << 6);
line2 = (line2 << 8) | (*pLine2++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = (((CONTEXT & 0x7bf7) << 1) | bVal |
((line1 >> k) & 0x0800) | ((line2 >> k) & 0x0010));
@@ -739,26 +684,26 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template0_opt3(
}
line1 <<= 8;
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT =
(((CONTEXT & 0x7bf7) << 1) | bVal |
((line1 >> (7 - k)) & 0x0800) | ((line2 >> (7 - k)) & 0x0010));
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
} else {
- pLine2 = m_pLine - nStride;
- line2 = (m_loopIndex & 1) ? (*pLine2++) : 0;
- CONTEXT = (line2 & 0x07f0);
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine2 = m_pLine - nStride;
+ uint32_t line2 = (m_loopIndex & 1) ? (*pLine2++) : 0;
+ uint32_t CONTEXT = (line2 & 0x07f0);
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
if (m_loopIndex & 1) {
line2 = (line2 << 8) | (*pLine2++);
}
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT =
(((CONTEXT & 0x7bf7) << 1) | bVal | ((line2 >> k) & 0x0010));
@@ -766,14 +711,14 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template0_opt3(
m_pLine[cc] = cVal;
}
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = (((CONTEXT & 0x7bf7) << 1) | bVal |
((line2 >> (7 - k)) & 0x0010));
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
}
}
m_pLine += nStride;
@@ -792,28 +737,24 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template0_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3;
for (; m_loopIndex < GBH; m_loopIndex++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x9b25]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x9b25]);
+ if (m_LTP) {
pImage->copyLine(m_loopIndex, m_loopIndex - 1);
} else {
- line1 = pImage->getPixel(1, m_loopIndex - 2);
+ uint32_t line1 = pImage->getPixel(1, m_loopIndex - 2);
line1 |= pImage->getPixel(0, m_loopIndex - 2) << 1;
- line2 = pImage->getPixel(2, m_loopIndex - 1);
+ uint32_t line2 = pImage->getPixel(2, m_loopIndex - 1);
line2 |= pImage->getPixel(1, m_loopIndex - 1) << 1;
line2 |= pImage->getPixel(0, m_loopIndex - 1) << 2;
- line3 = 0;
+ uint32_t line3 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, m_loopIndex)) {
bVal = 0;
} else {
- CONTEXT = line3;
+ uint32_t CONTEXT = line3;
CONTEXT |= pImage->getPixel(w + GBAT[0], m_loopIndex + GBAT[1]) << 4;
CONTEXT |= line2 << 5;
CONTEXT |= pImage->getPixel(w + GBAT[2], m_loopIndex + GBAT[3]) << 10;
@@ -847,39 +788,31 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template1_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
- uint8_t *pLine1, *pLine2, cVal;
- int32_t nStride, nStride2, k;
- int32_t nLineBytes, nBitsLeft, cc;
if (!m_pLine) {
m_pLine = pImage->m_pData;
}
- nStride = pImage->m_nStride;
- nStride2 = nStride << 1;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+ int32_t nStride = pImage->m_nStride;
+ int32_t nStride2 = nStride << 1;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
for (; m_loopIndex < GBH; m_loopIndex++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0795]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x0795]);
+ if (m_LTP) {
pImage->copyLine(m_loopIndex, m_loopIndex - 1);
} else {
if (m_loopIndex > 1) {
- pLine1 = m_pLine - nStride2;
- pLine2 = m_pLine - nStride;
- line1 = (*pLine1++) << 4;
- line2 = *pLine2++;
- CONTEXT = (line1 & 0x1e00) | ((line2 >> 1) & 0x01f8);
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = m_pLine - nStride2;
+ uint8_t* pLine2 = m_pLine - nStride;
+ uint32_t line1 = (*pLine1++) << 4;
+ uint32_t line2 = *pLine2++;
+ uint32_t CONTEXT = (line1 & 0x1e00) | ((line2 >> 1) & 0x01f8);
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | ((*pLine1++) << 4);
line2 = (line2 << 8) | (*pLine2++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x0efb) << 1) | bVal |
((line1 >> k) & 0x0200) | ((line2 >> (k + 1)) & 0x0008);
@@ -888,26 +821,26 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template1_opt3(
}
line1 <<= 8;
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x0efb) << 1) | bVal |
((line1 >> (7 - k)) & 0x0200) |
((line2 >> (8 - k)) & 0x0008);
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
} else {
- pLine2 = m_pLine - nStride;
- line2 = (m_loopIndex & 1) ? (*pLine2++) : 0;
- CONTEXT = (line2 >> 1) & 0x01f8;
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine2 = m_pLine - nStride;
+ uint32_t line2 = (m_loopIndex & 1) ? (*pLine2++) : 0;
+ uint32_t CONTEXT = (line2 >> 1) & 0x01f8;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
if (m_loopIndex & 1) {
line2 = (line2 << 8) | (*pLine2++);
}
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x0efb) << 1) | bVal |
((line2 >> (k + 1)) & 0x0008);
@@ -915,14 +848,14 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template1_opt3(
m_pLine[cc] = cVal;
}
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT =
((CONTEXT & 0x0efb) << 1) | bVal | ((line2 >> (8 - k)) & 0x0008);
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
}
}
m_pLine += nStride;
@@ -941,29 +874,25 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template1_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3;
for (uint32_t h = 0; h < GBH; h++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0795]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x0795]);
+ if (m_LTP) {
pImage->copyLine(h, h - 1);
} else {
- line1 = pImage->getPixel(2, h - 2);
+ uint32_t line1 = pImage->getPixel(2, h - 2);
line1 |= pImage->getPixel(1, h - 2) << 1;
line1 |= pImage->getPixel(0, h - 2) << 2;
- line2 = pImage->getPixel(2, h - 1);
+ uint32_t line2 = pImage->getPixel(2, h - 1);
line2 |= pImage->getPixel(1, h - 1) << 1;
line2 |= pImage->getPixel(0, h - 1) << 2;
- line3 = 0;
+ uint32_t line3 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, h)) {
bVal = 0;
} else {
- CONTEXT = line3;
+ uint32_t CONTEXT = line3;
CONTEXT |= pImage->getPixel(w + GBAT[0], h + GBAT[1]) << 3;
CONTEXT |= line2 << 4;
CONTEXT |= line1 << 9;
@@ -992,39 +921,31 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template2_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
- uint8_t *pLine1, *pLine2, cVal;
- int32_t nStride, nStride2, k;
- int32_t nLineBytes, nBitsLeft, cc;
if (!m_pLine) {
m_pLine = pImage->m_pData;
}
- nStride = pImage->m_nStride;
- nStride2 = nStride << 1;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+ int32_t nStride = pImage->m_nStride;
+ int32_t nStride2 = nStride << 1;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
for (; m_loopIndex < GBH; m_loopIndex++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x00e5]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x00e5]);
+ if (m_LTP) {
pImage->copyLine(m_loopIndex, m_loopIndex - 1);
} else {
if (m_loopIndex > 1) {
- pLine1 = m_pLine - nStride2;
- pLine2 = m_pLine - nStride;
- line1 = (*pLine1++) << 1;
- line2 = *pLine2++;
- CONTEXT = (line1 & 0x0380) | ((line2 >> 3) & 0x007c);
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = m_pLine - nStride2;
+ uint8_t* pLine2 = m_pLine - nStride;
+ uint32_t line1 = (*pLine1++) << 1;
+ uint32_t line2 = *pLine2++;
+ uint32_t CONTEXT = (line1 & 0x0380) | ((line2 >> 3) & 0x007c);
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | ((*pLine1++) << 1);
line2 = (line2 << 8) | (*pLine2++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
((line1 >> k) & 0x0080) | ((line2 >> (k + 3)) & 0x0004);
@@ -1033,26 +954,26 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template2_opt3(
}
line1 <<= 8;
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
((line1 >> (7 - k)) & 0x0080) |
((line2 >> (10 - k)) & 0x0004);
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
} else {
- pLine2 = m_pLine - nStride;
- line2 = (m_loopIndex & 1) ? (*pLine2++) : 0;
- CONTEXT = (line2 >> 3) & 0x007c;
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine2 = m_pLine - nStride;
+ uint32_t line2 = (m_loopIndex & 1) ? (*pLine2++) : 0;
+ uint32_t CONTEXT = (line2 >> 3) & 0x007c;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
if (m_loopIndex & 1) {
line2 = (line2 << 8) | (*pLine2++);
}
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
((line2 >> (k + 3)) & 0x0004);
@@ -1060,14 +981,14 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template2_opt3(
m_pLine[cc] = cVal;
}
line2 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x01bd) << 1) | bVal |
(((line2 >> (10 - k))) & 0x0004);
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
}
}
m_pLine += nStride;
@@ -1086,27 +1007,23 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template2_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3;
for (; m_loopIndex < GBH; m_loopIndex++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x00e5]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x00e5]);
+ if (m_LTP) {
pImage->copyLine(m_loopIndex, m_loopIndex - 1);
} else {
- line1 = pImage->getPixel(1, m_loopIndex - 2);
+ uint32_t line1 = pImage->getPixel(1, m_loopIndex - 2);
line1 |= pImage->getPixel(0, m_loopIndex - 2) << 1;
- line2 = pImage->getPixel(1, m_loopIndex - 1);
+ uint32_t line2 = pImage->getPixel(1, m_loopIndex - 1);
line2 |= pImage->getPixel(0, m_loopIndex - 1) << 1;
- line3 = 0;
+ uint32_t line3 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, m_loopIndex)) {
bVal = 0;
} else {
- CONTEXT = line3;
+ uint32_t CONTEXT = line3;
CONTEXT |= pImage->getPixel(w + GBAT[0], m_loopIndex + GBAT[1]) << 2;
CONTEXT |= line2 << 3;
CONTEXT |= line1 << 7;
@@ -1137,35 +1054,27 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template3_opt3(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1;
- uint8_t *pLine1, cVal;
- int32_t nStride, k;
- int32_t nLineBytes, nBitsLeft, cc;
- if (!m_pLine) {
+ if (!m_pLine)
m_pLine = pImage->m_pData;
- }
- nStride = pImage->m_nStride;
- nLineBytes = ((GBW + 7) >> 3) - 1;
- nBitsLeft = GBW - (nLineBytes << 3);
+
+ int32_t nStride = pImage->m_nStride;
+ int32_t nLineBytes = ((GBW + 7) >> 3) - 1;
+ int32_t nBitsLeft = GBW - (nLineBytes << 3);
for (; m_loopIndex < GBH; m_loopIndex++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0195]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x0195]);
+ if (m_LTP) {
pImage->copyLine(m_loopIndex, m_loopIndex - 1);
} else {
if (m_loopIndex > 0) {
- pLine1 = m_pLine - nStride;
- line1 = *pLine1++;
- CONTEXT = (line1 >> 1) & 0x03f0;
- for (cc = 0; cc < nLineBytes; cc++) {
+ uint8_t* pLine1 = m_pLine - nStride;
+ uint32_t line1 = *pLine1++;
+ uint32_t CONTEXT = (line1 >> 1) & 0x03f0;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
line1 = (line1 << 8) | (*pLine1++);
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01f7) << 1) | bVal |
((line1 >> (k + 1)) & 0x0010);
@@ -1173,32 +1082,32 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template3_opt3(
m_pLine[cc] = cVal;
}
line1 <<= 8;
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT =
((CONTEXT & 0x01f7) << 1) | bVal | ((line1 >> (8 - k)) & 0x0010);
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
} else {
- CONTEXT = 0;
- for (cc = 0; cc < nLineBytes; cc++) {
- cVal = 0;
- for (k = 7; k >= 0; k--) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ uint32_t CONTEXT = 0;
+ for (int32_t cc = 0; cc < nLineBytes; cc++) {
+ uint8_t cVal = 0;
+ for (int32_t k = 7; k >= 0; k--) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
cVal |= bVal << k;
CONTEXT = ((CONTEXT & 0x01f7) << 1) | bVal;
}
m_pLine[cc] = cVal;
}
- cVal = 0;
- for (k = 0; k < nBitsLeft; k++) {
- bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
- cVal |= bVal << (7 - k);
+ uint8_t cVal1 = 0;
+ for (int32_t k = 0; k < nBitsLeft; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
+ cVal1 |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x01f7) << 1) | bVal;
}
- m_pLine[nLineBytes] = cVal;
+ m_pLine[nLineBytes] = cVal1;
}
}
m_pLine += nStride;
@@ -1217,25 +1126,21 @@ FXCODEC_STATUS CJBig2_GRDProc::decode_Arith_Template3_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* gbContext,
IFX_Pause* pPause) {
- FX_BOOL SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2;
for (; m_loopIndex < GBH; m_loopIndex++) {
- if (TPGDON) {
- SLTP = pArithDecoder->DECODE(&gbContext[0x0195]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 1) {
+ if (TPGDON)
+ m_LTP = m_LTP ^ pArithDecoder->DECODE(&gbContext[0x0195]);
+ if (m_LTP) {
pImage->copyLine(m_loopIndex, m_loopIndex - 1);
} else {
- line1 = pImage->getPixel(1, m_loopIndex - 1);
+ uint32_t line1 = pImage->getPixel(1, m_loopIndex - 1);
line1 |= pImage->getPixel(0, m_loopIndex - 1) << 1;
- line2 = 0;
+ uint32_t line2 = 0;
for (uint32_t w = 0; w < GBW; w++) {
+ FX_BOOL bVal;
if (USESKIP && SKIP->getPixel(w, m_loopIndex)) {
bVal = 0;
} else {
- CONTEXT = line2;
+ uint32_t CONTEXT = line2;
CONTEXT |= pImage->getPixel(w + GBAT[0], m_loopIndex + GBAT[1]) << 4;
CONTEXT |= line1 << 5;
bVal = pArithDecoder->DECODE(&gbContext[CONTEXT]);
diff --git a/core/fxcodec/jbig2/JBig2_GrdProc.h b/core/fxcodec/jbig2/JBig2_GrdProc.h
index b24e2f36fa..6026798aad 100644
--- a/core/fxcodec/jbig2/JBig2_GrdProc.h
+++ b/core/fxcodec/jbig2/JBig2_GrdProc.h
@@ -117,7 +117,7 @@ class CJBig2_GRDProc {
CJBig2_ArithDecoder* m_pArithDecoder;
JBig2ArithCtx* m_gbContext;
uint16_t m_DecodeType;
- FX_BOOL LTP;
+ FX_BOOL m_LTP;
FX_RECT m_ReplaceRect;
};
diff --git a/core/fxcodec/jbig2/JBig2_GrrdProc.cpp b/core/fxcodec/jbig2/JBig2_GrrdProc.cpp
index 17d17d558e..25c9ea2d8a 100644
--- a/core/fxcodec/jbig2/JBig2_GrrdProc.cpp
+++ b/core/fxcodec/jbig2/JBig2_GrrdProc.cpp
@@ -34,35 +34,33 @@ CJBig2_Image* CJBig2_GRRDProc::decode(CJBig2_ArithDecoder* pArithDecoder,
CJBig2_Image* CJBig2_GRRDProc::decode_Template0_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* grContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3, line4, line5;
- LTP = 0;
+ FX_BOOL LTP = FALSE;
std::unique_ptr<CJBig2_Image> GRREG(new CJBig2_Image(GRW, GRH));
GRREG->fill(0);
for (uint32_t h = 0; h < GRH; h++) {
- if (TPGRON) {
- SLTP = pArithDecoder->DECODE(&grContext[0x0010]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 0) {
- line1 = GRREG->getPixel(1, h - 1);
+ if (TPGRON)
+ LTP = LTP ^ pArithDecoder->DECODE(&grContext[0x0010]);
+ if (!LTP) {
+ uint32_t line1 = GRREG->getPixel(1, h - 1);
line1 |= GRREG->getPixel(0, h - 1) << 1;
- line2 = 0;
- line3 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY - 1);
+ uint32_t line2 = 0;
+ uint32_t line3 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY - 1);
line3 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1)
<< 1;
- line4 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
+ uint32_t line4 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY) << 1;
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY)
<< 2;
- line5 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
+ uint32_t line5 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1)
<< 1;
line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY + 1)
<< 2;
for (uint32_t w = 0; w < GRW; w++) {
- CONTEXT = line5;
+ uint32_t CONTEXT = line5;
CONTEXT |= line4 << 3;
CONTEXT |= line3 << 6;
CONTEXT |= GRREFERENCE->getPixel(w - GRREFERENCEDX + GRAT[2],
@@ -71,7 +69,7 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_unopt(
CONTEXT |= line2 << 9;
CONTEXT |= line1 << 10;
CONTEXT |= GRREG->getPixel(w + GRAT[0], h + GRAT[1]) << 12;
- bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
+ FX_BOOL bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
GRREG->setPixel(w, h, bVal);
line1 = ((line1 << 1) | GRREG->getPixel(w + 2, h - 1)) & 0x03;
line2 = ((line2 << 1) | bVal) & 0x01;
@@ -89,23 +87,26 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_unopt(
0x07;
}
} else {
- line1 = GRREG->getPixel(1, h - 1);
+ uint32_t line1 = GRREG->getPixel(1, h - 1);
line1 |= GRREG->getPixel(0, h - 1) << 1;
- line2 = 0;
- line3 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY - 1);
+ uint32_t line2 = 0;
+ uint32_t line3 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY - 1);
line3 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1)
<< 1;
- line4 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
+ uint32_t line4 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY) << 1;
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY)
<< 2;
- line5 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
+ uint32_t line5 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1)
<< 1;
line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY + 1)
<< 2;
for (uint32_t w = 0; w < GRW; w++) {
- bVal = GRREFERENCE->getPixel(w, h);
+ FX_BOOL bVal = GRREFERENCE->getPixel(w, h);
if (!(TPGRON && (bVal == GRREFERENCE->getPixel(w - 1, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w + 1, h - 1)) &&
@@ -114,7 +115,7 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_unopt(
(bVal == GRREFERENCE->getPixel(w - 1, h + 1)) &&
(bVal == GRREFERENCE->getPixel(w, h + 1)) &&
(bVal == GRREFERENCE->getPixel(w + 1, h + 1)))) {
- CONTEXT = line5;
+ uint32_t CONTEXT = line5;
CONTEXT |= line4 << 3;
CONTEXT |= line3 << 6;
CONTEXT |= GRREFERENCE->getPixel(w - GRREFERENCEDX + GRAT[2],
@@ -152,64 +153,56 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_opt(
if (!GRREFERENCE->m_pData)
return nullptr;
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line1_r, line2_r, line3_r;
- uint8_t *pLine, *pLineR, cVal;
- intptr_t nStride, nStrideR, nOffset;
- int32_t k, nBits;
- int32_t GRWR, GRHR;
- int32_t GRW, GRH;
- GRW = (int32_t)CJBig2_GRRDProc::GRW;
- GRH = (int32_t)CJBig2_GRRDProc::GRH;
- LTP = 0;
- std::unique_ptr<CJBig2_Image> GRREG(new CJBig2_Image(GRW, GRH));
+ int32_t iGRW = static_cast<int32_t>(GRW);
+ int32_t iGRH = static_cast<int32_t>(GRH);
+ std::unique_ptr<CJBig2_Image> GRREG(new CJBig2_Image(iGRW, iGRH));
if (!GRREG->m_pData)
return nullptr;
- pLine = GRREG->m_pData;
- pLineR = GRREFERENCE->m_pData;
- nStride = GRREG->m_nStride;
- nStrideR = GRREFERENCE->m_nStride;
- GRWR = (int32_t)GRREFERENCE->m_nWidth;
- GRHR = (int32_t)GRREFERENCE->m_nHeight;
- if (GRREFERENCEDY < -GRHR + 1 || GRREFERENCEDY > GRHR - 1) {
+ FX_BOOL LTP = FALSE;
+ uint8_t* pLine = GRREG->m_pData;
+ uint8_t* pLineR = GRREFERENCE->m_pData;
+ intptr_t nStride = GRREG->m_nStride;
+ intptr_t nStrideR = GRREFERENCE->m_nStride;
+ int32_t GRWR = GRREFERENCE->m_nWidth;
+ int32_t GRHR = GRREFERENCE->m_nHeight;
+ if (GRREFERENCEDY < -GRHR + 1 || GRREFERENCEDY > GRHR - 1)
GRREFERENCEDY = 0;
- }
- nOffset = -GRREFERENCEDY * nStrideR;
- for (int32_t h = 0; h < GRH; h++) {
- if (TPGRON) {
- SLTP = pArithDecoder->DECODE(&grContext[0x0010]);
- LTP = LTP ^ SLTP;
- }
- line1 = (h > 0) ? pLine[-nStride] << 4 : 0;
+ intptr_t nOffset = -GRREFERENCEDY * nStrideR;
+ for (int32_t h = 0; h < iGRH; h++) {
+ if (TPGRON)
+ LTP = LTP ^ pArithDecoder->DECODE(&grContext[0x0010]);
+ uint32_t line1 = (h > 0) ? pLine[-nStride] << 4 : 0;
int32_t reference_h = h - GRREFERENCEDY;
FX_BOOL line1_r_ok = (reference_h > 0 && reference_h < GRHR + 1);
FX_BOOL line2_r_ok = (reference_h > -1 && reference_h < GRHR);
FX_BOOL line3_r_ok = (reference_h > -2 && reference_h < GRHR - 1);
- line1_r = line1_r_ok ? pLineR[nOffset - nStrideR] : 0;
- line2_r = line2_r_ok ? pLineR[nOffset] : 0;
- line3_r = line3_r_ok ? pLineR[nOffset + nStrideR] : 0;
- if (LTP == 0) {
- CONTEXT = (line1 & 0x1c00) | (line1_r & 0x01c0) |
- ((line2_r >> 3) & 0x0038) | ((line3_r >> 6) & 0x0007);
- for (int32_t w = 0; w < GRW; w += 8) {
- nBits = GRW - w > 8 ? 8 : GRW - w;
- if (h > 0)
+ uint32_t line1_r = line1_r_ok ? pLineR[nOffset - nStrideR] : 0;
+ uint32_t line2_r = line2_r_ok ? pLineR[nOffset] : 0;
+ uint32_t line3_r = line3_r_ok ? pLineR[nOffset + nStrideR] : 0;
+ if (!LTP) {
+ uint32_t CONTEXT = (line1 & 0x1c00) | (line1_r & 0x01c0) |
+ ((line2_r >> 3) & 0x0038) | ((line3_r >> 6) & 0x0007);
+ for (int32_t w = 0; w < iGRW; w += 8) {
+ int32_t nBits = iGRW - w > 8 ? 8 : iGRW - w;
+ if (h > 0) {
line1 = (line1 << 8) |
- (w + 8 < GRW ? pLine[-nStride + (w >> 3) + 1] << 4 : 0);
+ (w + 8 < iGRW ? pLine[-nStride + (w >> 3) + 1] << 4 : 0);
+ }
if (h > GRHR + GRREFERENCEDY + 1) {
line1_r = 0;
line2_r = 0;
line3_r = 0;
} else {
- if (line1_r_ok)
+ if (line1_r_ok) {
line1_r =
(line1_r << 8) |
(w + 8 < GRWR ? pLineR[nOffset - nStrideR + (w >> 3) + 1] : 0);
- if (line2_r_ok)
+ }
+ if (line2_r_ok) {
line2_r = (line2_r << 8) |
(w + 8 < GRWR ? pLineR[nOffset + (w >> 3) + 1] : 0);
+ }
if (line3_r_ok) {
line3_r =
(line3_r << 8) |
@@ -218,9 +211,9 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_opt(
line3_r = 0;
}
}
- cVal = 0;
- for (k = 0; k < nBits; k++) {
- bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 0; k < nBits; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
cVal |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x0cdb) << 1) | (bVal << 9) |
((line1 >> (7 - k)) & 0x0400) |
@@ -231,20 +224,23 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_opt(
pLine[w >> 3] = cVal;
}
} else {
- CONTEXT = (line1 & 0x1c00) | (line1_r & 0x01c0) |
- ((line2_r >> 3) & 0x0038) | ((line3_r >> 6) & 0x0007);
- for (int32_t w = 0; w < GRW; w += 8) {
- nBits = GRW - w > 8 ? 8 : GRW - w;
- if (h > 0)
+ uint32_t CONTEXT = (line1 & 0x1c00) | (line1_r & 0x01c0) |
+ ((line2_r >> 3) & 0x0038) | ((line3_r >> 6) & 0x0007);
+ for (int32_t w = 0; w < iGRW; w += 8) {
+ int32_t nBits = iGRW - w > 8 ? 8 : iGRW - w;
+ if (h > 0) {
line1 = (line1 << 8) |
- (w + 8 < GRW ? pLine[-nStride + (w >> 3) + 1] << 4 : 0);
- if (line1_r_ok)
+ (w + 8 < iGRW ? pLine[-nStride + (w >> 3) + 1] << 4 : 0);
+ }
+ if (line1_r_ok) {
line1_r =
(line1_r << 8) |
(w + 8 < GRWR ? pLineR[nOffset - nStrideR + (w >> 3) + 1] : 0);
- if (line2_r_ok)
+ }
+ if (line2_r_ok) {
line2_r = (line2_r << 8) |
(w + 8 < GRWR ? pLineR[nOffset + (w >> 3) + 1] : 0);
+ }
if (line3_r_ok) {
line3_r =
(line3_r << 8) |
@@ -252,9 +248,9 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_opt(
} else {
line3_r = 0;
}
- cVal = 0;
- for (k = 0; k < nBits; k++) {
- bVal = GRREFERENCE->getPixel(w + k, h);
+ uint8_t cVal = 0;
+ for (int32_t k = 0; k < nBits; k++) {
+ FX_BOOL bVal = GRREFERENCE->getPixel(w + k, h);
if (!(TPGRON && (bVal == GRREFERENCE->getPixel(w + k - 1, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w + k, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w + k + 1, h - 1)) &&
@@ -286,37 +282,35 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template0_opt(
CJBig2_Image* CJBig2_GRRDProc::decode_Template1_unopt(
CJBig2_ArithDecoder* pArithDecoder,
JBig2ArithCtx* grContext) {
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line2, line3, line4, line5;
- LTP = 0;
+ FX_BOOL LTP = FALSE;
std::unique_ptr<CJBig2_Image> GRREG(new CJBig2_Image(GRW, GRH));
GRREG->fill(0);
for (uint32_t h = 0; h < GRH; h++) {
- if (TPGRON) {
- SLTP = pArithDecoder->DECODE(&grContext[0x0008]);
- LTP = LTP ^ SLTP;
- }
- if (LTP == 0) {
- line1 = GRREG->getPixel(1, h - 1);
+ if (TPGRON)
+ LTP = LTP ^ pArithDecoder->DECODE(&grContext[0x0008]);
+ if (!LTP) {
+ uint32_t line1 = GRREG->getPixel(1, h - 1);
line1 |= GRREG->getPixel(0, h - 1) << 1;
line1 |= GRREG->getPixel(-1, h - 1) << 2;
- line2 = 0;
- line3 = GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1);
- line4 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
+ uint32_t line2 = 0;
+ uint32_t line3 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1);
+ uint32_t line4 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY) << 1;
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY)
<< 2;
- line5 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
+ uint32_t line5 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1)
<< 1;
for (uint32_t w = 0; w < GRW; w++) {
- CONTEXT = line5;
+ uint32_t CONTEXT = line5;
CONTEXT |= line4 << 2;
CONTEXT |= line3 << 5;
CONTEXT |= line2 << 6;
CONTEXT |= line1 << 7;
- bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
+ FX_BOOL bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
GRREG->setPixel(w, h, bVal);
line1 = ((line1 << 1) | GRREG->getPixel(w + 2, h - 1)) & 0x07;
line2 = ((line2 << 1) | bVal) & 0x01;
@@ -334,20 +328,23 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template1_unopt(
0x03;
}
} else {
- line1 = GRREG->getPixel(1, h - 1);
+ uint32_t line1 = GRREG->getPixel(1, h - 1);
line1 |= GRREG->getPixel(0, h - 1) << 1;
line1 |= GRREG->getPixel(-1, h - 1) << 2;
- line2 = 0;
- line3 = GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1);
- line4 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
+ uint32_t line2 = 0;
+ uint32_t line3 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1);
+ uint32_t line4 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY);
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY) << 1;
line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY)
<< 2;
- line5 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
+ uint32_t line5 =
+ GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1);
line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1)
<< 1;
for (uint32_t w = 0; w < GRW; w++) {
- bVal = GRREFERENCE->getPixel(w, h);
+ FX_BOOL bVal = GRREFERENCE->getPixel(w, h);
if (!(TPGRON && (bVal == GRREFERENCE->getPixel(w - 1, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w + 1, h - 1)) &&
@@ -356,7 +353,7 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template1_unopt(
(bVal == GRREFERENCE->getPixel(w - 1, h + 1)) &&
(bVal == GRREFERENCE->getPixel(w, h + 1)) &&
(bVal == GRREFERENCE->getPixel(w + 1, h + 1)))) {
- CONTEXT = line5;
+ uint32_t CONTEXT = line5;
CONTEXT |= line4 << 2;
CONTEXT |= line3 << 5;
CONTEXT |= line2 << 6;
@@ -390,52 +387,42 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template1_opt(
if (!GRREFERENCE->m_pData)
return nullptr;
- FX_BOOL LTP, SLTP, bVal;
- uint32_t CONTEXT;
- uint32_t line1, line1_r, line2_r, line3_r;
- uint8_t *pLine, *pLineR, cVal;
- intptr_t nStride, nStrideR, nOffset;
- int32_t k, nBits;
- int32_t GRWR, GRHR;
- int32_t GRW, GRH;
- GRW = (int32_t)CJBig2_GRRDProc::GRW;
- GRH = (int32_t)CJBig2_GRRDProc::GRH;
- LTP = 0;
- std::unique_ptr<CJBig2_Image> GRREG(new CJBig2_Image(GRW, GRH));
+ int32_t iGRW = static_cast<int32_t>(GRW);
+ int32_t iGRH = static_cast<int32_t>(GRH);
+ std::unique_ptr<CJBig2_Image> GRREG(new CJBig2_Image(iGRW, iGRH));
if (!GRREG->m_pData)
return nullptr;
- pLine = GRREG->m_pData;
- pLineR = GRREFERENCE->m_pData;
- nStride = GRREG->m_nStride;
- nStrideR = GRREFERENCE->m_nStride;
- GRWR = (int32_t)GRREFERENCE->m_nWidth;
- GRHR = (int32_t)GRREFERENCE->m_nHeight;
+ FX_BOOL LTP = FALSE;
+ uint8_t* pLine = GRREG->m_pData;
+ uint8_t* pLineR = GRREFERENCE->m_pData;
+ intptr_t nStride = GRREG->m_nStride;
+ intptr_t nStrideR = GRREFERENCE->m_nStride;
+ int32_t GRWR = GRREFERENCE->m_nWidth;
+ int32_t GRHR = GRREFERENCE->m_nHeight;
if (GRREFERENCEDY < -GRHR + 1 || GRREFERENCEDY > GRHR - 1) {
GRREFERENCEDY = 0;
}
- nOffset = -GRREFERENCEDY * nStrideR;
- for (int32_t h = 0; h < GRH; h++) {
- if (TPGRON) {
- SLTP = pArithDecoder->DECODE(&grContext[0x0008]);
- LTP = LTP ^ SLTP;
- }
- line1 = (h > 0) ? pLine[-nStride] << 1 : 0;
+ intptr_t nOffset = -GRREFERENCEDY * nStrideR;
+ for (int32_t h = 0; h < iGRH; h++) {
+ if (TPGRON)
+ LTP = LTP ^ pArithDecoder->DECODE(&grContext[0x0008]);
+ uint32_t line1 = (h > 0) ? pLine[-nStride] << 1 : 0;
int32_t reference_h = h - GRREFERENCEDY;
FX_BOOL line1_r_ok = (reference_h > 0 && reference_h < GRHR + 1);
FX_BOOL line2_r_ok = (reference_h > -1 && reference_h < GRHR);
FX_BOOL line3_r_ok = (reference_h > -2 && reference_h < GRHR - 1);
- line1_r = line1_r_ok ? pLineR[nOffset - nStrideR] : 0;
- line2_r = line2_r_ok ? pLineR[nOffset] : 0;
- line3_r = line3_r_ok ? pLineR[nOffset + nStrideR] : 0;
- if (LTP == 0) {
- CONTEXT = (line1 & 0x0380) | ((line1_r >> 2) & 0x0020) |
- ((line2_r >> 4) & 0x001c) | ((line3_r >> 6) & 0x0003);
- for (int32_t w = 0; w < GRW; w += 8) {
- nBits = GRW - w > 8 ? 8 : GRW - w;
+ uint32_t line1_r = line1_r_ok ? pLineR[nOffset - nStrideR] : 0;
+ uint32_t line2_r = line2_r_ok ? pLineR[nOffset] : 0;
+ uint32_t line3_r = line3_r_ok ? pLineR[nOffset + nStrideR] : 0;
+ if (!LTP) {
+ uint32_t CONTEXT = (line1 & 0x0380) | ((line1_r >> 2) & 0x0020) |
+ ((line2_r >> 4) & 0x001c) | ((line3_r >> 6) & 0x0003);
+ for (int32_t w = 0; w < iGRW; w += 8) {
+ int32_t nBits = iGRW - w > 8 ? 8 : iGRW - w;
if (h > 0)
line1 = (line1 << 8) |
- (w + 8 < GRW ? pLine[-nStride + (w >> 3) + 1] << 1 : 0);
+ (w + 8 < iGRW ? pLine[-nStride + (w >> 3) + 1] << 1 : 0);
if (line1_r_ok)
line1_r =
(line1_r << 8) |
@@ -450,9 +437,9 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template1_opt(
} else {
line3_r = 0;
}
- cVal = 0;
- for (k = 0; k < nBits; k++) {
- bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
+ uint8_t cVal = 0;
+ for (int32_t k = 0; k < nBits; k++) {
+ FX_BOOL bVal = pArithDecoder->DECODE(&grContext[CONTEXT]);
cVal |= bVal << (7 - k);
CONTEXT = ((CONTEXT & 0x018d) << 1) | (bVal << 6) |
((line1 >> (7 - k)) & 0x0080) |
@@ -463,13 +450,13 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template1_opt(
pLine[w >> 3] = cVal;
}
} else {
- CONTEXT = (line1 & 0x0380) | ((line1_r >> 2) & 0x0020) |
- ((line2_r >> 4) & 0x001c) | ((line3_r >> 6) & 0x0003);
- for (int32_t w = 0; w < GRW; w += 8) {
- nBits = GRW - w > 8 ? 8 : GRW - w;
+ uint32_t CONTEXT = (line1 & 0x0380) | ((line1_r >> 2) & 0x0020) |
+ ((line2_r >> 4) & 0x001c) | ((line3_r >> 6) & 0x0003);
+ for (int32_t w = 0; w < iGRW; w += 8) {
+ int32_t nBits = iGRW - w > 8 ? 8 : iGRW - w;
if (h > 0)
line1 = (line1 << 8) |
- (w + 8 < GRW ? pLine[-nStride + (w >> 3) + 1] << 1 : 0);
+ (w + 8 < iGRW ? pLine[-nStride + (w >> 3) + 1] << 1 : 0);
if (line1_r_ok)
line1_r =
(line1_r << 8) |
@@ -484,9 +471,9 @@ CJBig2_Image* CJBig2_GRRDProc::decode_Template1_opt(
} else {
line3_r = 0;
}
- cVal = 0;
- for (k = 0; k < nBits; k++) {
- bVal = GRREFERENCE->getPixel(w + k, h);
+ uint8_t cVal = 0;
+ for (int32_t k = 0; k < nBits; k++) {
+ FX_BOOL bVal = GRREFERENCE->getPixel(w + k, h);
if (!(TPGRON && (bVal == GRREFERENCE->getPixel(w + k - 1, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w + k, h - 1)) &&
(bVal == GRREFERENCE->getPixel(w + k + 1, h - 1)) &&
diff --git a/core/fxcodec/lgif/fx_gif.cpp b/core/fxcodec/lgif/fx_gif.cpp
index e22bbc7774..b9ea090853 100644
--- a/core/fxcodec/lgif/fx_gif.cpp
+++ b/core/fxcodec/lgif/fx_gif.cpp
@@ -332,13 +332,13 @@ FX_BOOL CGifLZWEncoder::Encode(const uint8_t* src_buf,
}
FX_BOOL CGifLZWEncoder::LookUpInTable(const uint8_t* buf,
uint32_t& offset,
- uint8_t& bit_offset) {
+ uint8_t& out_bit_offset) {
for (uint16_t i = table_cur; i < index_num; i++) {
if (code_table[i].prefix == code_table[index_num].prefix &&
code_table[i].suffix == code_table[index_num].suffix) {
code_table[index_num].prefix = i;
code_table[index_num].suffix =
- gif_cut_buf(buf, offset, src_bit_cut, bit_offset, src_bit_num);
+ gif_cut_buf(buf, offset, src_bit_cut, out_bit_offset, src_bit_num);
table_cur = i;
return TRUE;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 17:08:06 +0000