From 764ec513eecbebd12781bcc96ce81ed5e736ee92 Mon Sep 17 00:00:00 2001 From: Dan Sinclair Date: Mon, 14 Mar 2016 13:35:12 -0400 Subject: Move core/src/ up to core/. This CL moves the core/src/ files up to core/ and fixes up the include guards, includes and build files. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1800523005 . --- core/src/fxcodec/jbig2/JBig2_GrrdProc.cpp | 516 ------------------------------ 1 file changed, 516 deletions(-) delete mode 100644 core/src/fxcodec/jbig2/JBig2_GrrdProc.cpp (limited to 'core/src/fxcodec/jbig2/JBig2_GrrdProc.cpp') diff --git a/core/src/fxcodec/jbig2/JBig2_GrrdProc.cpp b/core/src/fxcodec/jbig2/JBig2_GrrdProc.cpp deleted file mode 100644 index eaa9a76608..0000000000 --- a/core/src/fxcodec/jbig2/JBig2_GrrdProc.cpp +++ /dev/null @@ -1,516 +0,0 @@ -// Copyright 2015 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com - -#include "core/src/fxcodec/jbig2/JBig2_GrrdProc.h" - -#include - -#include "core/src/fxcodec/jbig2/JBig2_ArithDecoder.h" -#include "core/src/fxcodec/jbig2/JBig2_BitStream.h" -#include "core/src/fxcodec/jbig2/JBig2_Image.h" - -CJBig2_Image* CJBig2_GRRDProc::decode(CJBig2_ArithDecoder* pArithDecoder, - JBig2ArithCtx* grContext) { - if (GRW == 0 || GRH == 0) - return new CJBig2_Image(GRW, GRH); - - if (GRTEMPLATE == 0) { - if ((GRAT[0] == -1) && (GRAT[1] == -1) && (GRAT[2] == -1) && - (GRAT[3] == -1) && (GRREFERENCEDX == 0) && - (GRW == (FX_DWORD)GRREFERENCE->m_nWidth)) { - return decode_Template0_opt(pArithDecoder, grContext); - } - return decode_Template0_unopt(pArithDecoder, grContext); - } - - if ((GRREFERENCEDX == 0) && (GRW == (FX_DWORD)GRREFERENCE->m_nWidth)) - return decode_Template1_opt(pArithDecoder, grContext); - return decode_Template1_unopt(pArithDecoder, grContext); -} - -CJBig2_Image* CJBig2_GRRDProc::decode_Template0_unopt( - CJBig2_ArithDecoder* pArithDecoder, - JBig2ArithCtx* grContext) { - FX_BOOL LTP, SLTP, bVal; - FX_DWORD CONTEXT; - FX_DWORD line1, line2, line3, line4, line5; - LTP = 0; - std::unique_ptr GRREG(new CJBig2_Image(GRW, GRH)); - GRREG->fill(0); - for (FX_DWORD h = 0; h < GRH; h++) { - if (TPGRON) { - SLTP = pArithDecoder->DECODE(&grContext[0x0010]); - LTP = LTP ^ SLTP; - } - if (LTP == 0) { - line1 = GRREG->getPixel(1, h - 1); - line1 |= GRREG->getPixel(0, h - 1) << 1; - line2 = 0; - line3 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY - 1); - line3 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1) - << 1; - 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); - line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1) - << 1; - line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY + 1) - << 2; - for (FX_DWORD w = 0; w < GRW; w++) { - CONTEXT = line5; - CONTEXT |= line4 << 3; - CONTEXT |= line3 << 6; - CONTEXT |= GRREFERENCE->getPixel(w - GRREFERENCEDX + GRAT[2], - h - GRREFERENCEDY + GRAT[3]) - << 8; - CONTEXT |= line2 << 9; - CONTEXT |= line1 << 10; - CONTEXT |= GRREG->getPixel(w + GRAT[0], h + GRAT[1]) << 12; - 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; - line3 = ((line3 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, - h - GRREFERENCEDY - 1)) & - 0x03; - line4 = - ((line4 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, h - GRREFERENCEDY)) & - 0x07; - line5 = ((line5 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, - h - GRREFERENCEDY + 1)) & - 0x07; - } - } else { - line1 = GRREG->getPixel(1, h - 1); - line1 |= GRREG->getPixel(0, h - 1) << 1; - line2 = 0; - line3 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY - 1); - line3 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY - 1) - << 1; - 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); - line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1) - << 1; - line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY + 1) - << 2; - for (FX_DWORD w = 0; w < GRW; w++) { - 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)) && - (bVal == GRREFERENCE->getPixel(w - 1, h)) && - (bVal == GRREFERENCE->getPixel(w + 1, h)) && - (bVal == GRREFERENCE->getPixel(w - 1, h + 1)) && - (bVal == GRREFERENCE->getPixel(w, h + 1)) && - (bVal == GRREFERENCE->getPixel(w + 1, h + 1)))) { - CONTEXT = line5; - CONTEXT |= line4 << 3; - CONTEXT |= line3 << 6; - CONTEXT |= GRREFERENCE->getPixel(w - GRREFERENCEDX + GRAT[2], - h - GRREFERENCEDY + GRAT[3]) - << 8; - CONTEXT |= line2 << 9; - CONTEXT |= line1 << 10; - CONTEXT |= GRREG->getPixel(w + GRAT[0], h + GRAT[1]) << 12; - 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; - line3 = ((line3 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, - h - GRREFERENCEDY - 1)) & - 0x03; - line4 = - ((line4 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, h - GRREFERENCEDY)) & - 0x07; - line5 = ((line5 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, - h - GRREFERENCEDY + 1)) & - 0x07; - } - } - } - return GRREG.release(); -} - -CJBig2_Image* CJBig2_GRRDProc::decode_Template0_opt( - CJBig2_ArithDecoder* pArithDecoder, - JBig2ArithCtx* grContext) { - if (!GRREFERENCE->m_pData) - return nullptr; - - FX_BOOL LTP, SLTP, bVal; - FX_DWORD CONTEXT; - FX_DWORD 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 GRREG(new CJBig2_Image(GRW, GRH)); - 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) { - 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; - 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) - line1 = (line1 << 8) | - (w + 8 < GRW ? 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) - line1_r = - (line1_r << 8) | - (w + 8 < GRWR ? pLineR[nOffset - nStrideR + (w >> 3) + 1] : 0); - 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) | - (w + 8 < GRWR ? pLineR[nOffset + nStrideR + (w >> 3) + 1] : 0); - } else { - line3_r = 0; - } - } - cVal = 0; - for (k = 0; k < nBits; k++) { - bVal = pArithDecoder->DECODE(&grContext[CONTEXT]); - cVal |= bVal << (7 - k); - CONTEXT = ((CONTEXT & 0x0cdb) << 1) | (bVal << 9) | - ((line1 >> (7 - k)) & 0x0400) | - ((line1_r >> (7 - k)) & 0x0040) | - ((line2_r >> (10 - k)) & 0x0008) | - ((line3_r >> (13 - k)) & 0x0001); - } - 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) - line1 = (line1 << 8) | - (w + 8 < GRW ? 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) - line2_r = (line2_r << 8) | - (w + 8 < GRWR ? pLineR[nOffset + (w >> 3) + 1] : 0); - if (line3_r_ok) { - line3_r = - (line3_r << 8) | - (w + 8 < GRWR ? pLineR[nOffset + nStrideR + (w >> 3) + 1] : 0); - } else { - line3_r = 0; - } - cVal = 0; - for (k = 0; k < nBits; k++) { - 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)) && - (bVal == GRREFERENCE->getPixel(w + k - 1, h)) && - (bVal == GRREFERENCE->getPixel(w + k + 1, h)) && - (bVal == GRREFERENCE->getPixel(w + k - 1, h + 1)) && - (bVal == GRREFERENCE->getPixel(w + k, h + 1)) && - (bVal == GRREFERENCE->getPixel(w + k + 1, h + 1)))) { - bVal = pArithDecoder->DECODE(&grContext[CONTEXT]); - } - cVal |= bVal << (7 - k); - CONTEXT = ((CONTEXT & 0x0cdb) << 1) | (bVal << 9) | - ((line1 >> (7 - k)) & 0x0400) | - ((line1_r >> (7 - k)) & 0x0040) | - ((line2_r >> (10 - k)) & 0x0008) | - ((line3_r >> (13 - k)) & 0x0001); - } - pLine[w >> 3] = cVal; - } - } - pLine += nStride; - if (h < GRHR + GRREFERENCEDY) { - pLineR += nStrideR; - } - } - return GRREG.release(); -} - -CJBig2_Image* CJBig2_GRRDProc::decode_Template1_unopt( - CJBig2_ArithDecoder* pArithDecoder, - JBig2ArithCtx* grContext) { - FX_BOOL LTP, SLTP, bVal; - FX_DWORD CONTEXT; - FX_DWORD line1, line2, line3, line4, line5; - LTP = 0; - std::unique_ptr GRREG(new CJBig2_Image(GRW, GRH)); - GRREG->fill(0); - for (FX_DWORD h = 0; h < GRH; h++) { - if (TPGRON) { - SLTP = pArithDecoder->DECODE(&grContext[0x0008]); - LTP = LTP ^ SLTP; - } - if (LTP == 0) { - 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); - line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY) << 1; - line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY) - << 2; - line5 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1); - line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1) - << 1; - for (FX_DWORD w = 0; w < GRW; w++) { - CONTEXT = line5; - CONTEXT |= line4 << 2; - CONTEXT |= line3 << 5; - CONTEXT |= line2 << 6; - CONTEXT |= line1 << 7; - 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; - line3 = ((line3 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 1, - h - GRREFERENCEDY - 1)) & - 0x01; - line4 = - ((line4 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, h - GRREFERENCEDY)) & - 0x07; - line5 = ((line5 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, - h - GRREFERENCEDY + 1)) & - 0x03; - } - } else { - 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); - line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY) << 1; - line4 |= GRREFERENCE->getPixel(-GRREFERENCEDX - 1, h - GRREFERENCEDY) - << 2; - line5 = GRREFERENCE->getPixel(-GRREFERENCEDX + 1, h - GRREFERENCEDY + 1); - line5 |= GRREFERENCE->getPixel(-GRREFERENCEDX, h - GRREFERENCEDY + 1) - << 1; - for (FX_DWORD w = 0; w < GRW; w++) { - 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)) && - (bVal == GRREFERENCE->getPixel(w - 1, h)) && - (bVal == GRREFERENCE->getPixel(w + 1, h)) && - (bVal == GRREFERENCE->getPixel(w - 1, h + 1)) && - (bVal == GRREFERENCE->getPixel(w, h + 1)) && - (bVal == GRREFERENCE->getPixel(w + 1, h + 1)))) { - CONTEXT = line5; - CONTEXT |= line4 << 2; - CONTEXT |= line3 << 5; - CONTEXT |= line2 << 6; - CONTEXT |= line1 << 7; - 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; - line3 = ((line3 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 1, - h - GRREFERENCEDY - 1)) & - 0x01; - line4 = - ((line4 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, h - GRREFERENCEDY)) & - 0x07; - line5 = ((line5 << 1) | - GRREFERENCE->getPixel(w - GRREFERENCEDX + 2, - h - GRREFERENCEDY + 1)) & - 0x03; - } - } - } - return GRREG.release(); -} - -CJBig2_Image* CJBig2_GRRDProc::decode_Template1_opt( - CJBig2_ArithDecoder* pArithDecoder, - JBig2ArithCtx* grContext) { - if (!GRREFERENCE->m_pData) - return nullptr; - - FX_BOOL LTP, SLTP, bVal; - FX_DWORD CONTEXT; - FX_DWORD 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 GRREG(new CJBig2_Image(GRW, GRH)); - 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) { - 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; - 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; - if (h > 0) - line1 = (line1 << 8) | - (w + 8 < GRW ? pLine[-nStride + (w >> 3) + 1] << 1 : 0); - if (line1_r_ok) - line1_r = - (line1_r << 8) | - (w + 8 < GRWR ? pLineR[nOffset - nStrideR + (w >> 3) + 1] : 0); - 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) | - (w + 8 < GRWR ? pLineR[nOffset + nStrideR + (w >> 3) + 1] : 0); - } else { - line3_r = 0; - } - cVal = 0; - for (k = 0; k < nBits; k++) { - bVal = pArithDecoder->DECODE(&grContext[CONTEXT]); - cVal |= bVal << (7 - k); - CONTEXT = ((CONTEXT & 0x018d) << 1) | (bVal << 6) | - ((line1 >> (7 - k)) & 0x0080) | - ((line1_r >> (9 - k)) & 0x0020) | - ((line2_r >> (11 - k)) & 0x0004) | - ((line3_r >> (13 - k)) & 0x0001); - } - 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; - if (h > 0) - line1 = (line1 << 8) | - (w + 8 < GRW ? pLine[-nStride + (w >> 3) + 1] << 1 : 0); - if (line1_r_ok) - line1_r = - (line1_r << 8) | - (w + 8 < GRWR ? pLineR[nOffset - nStrideR + (w >> 3) + 1] : 0); - 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) | - (w + 8 < GRWR ? pLineR[nOffset + nStrideR + (w >> 3) + 1] : 0); - } else { - line3_r = 0; - } - cVal = 0; - for (k = 0; k < nBits; k++) { - 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)) && - (bVal == GRREFERENCE->getPixel(w + k - 1, h)) && - (bVal == GRREFERENCE->getPixel(w + k + 1, h)) && - (bVal == GRREFERENCE->getPixel(w + k - 1, h + 1)) && - (bVal == GRREFERENCE->getPixel(w + k, h + 1)) && - (bVal == GRREFERENCE->getPixel(w + k + 1, h + 1)))) { - bVal = pArithDecoder->DECODE(&grContext[CONTEXT]); - } - cVal |= bVal << (7 - k); - CONTEXT = ((CONTEXT & 0x018d) << 1) | (bVal << 6) | - ((line1 >> (7 - k)) & 0x0080) | - ((line1_r >> (9 - k)) & 0x0020) | - ((line2_r >> (11 - k)) & 0x0004) | - ((line3_r >> (13 - k)) & 0x0001); - } - pLine[w >> 3] = cVal; - } - } - pLine += nStride; - if (h < GRHR + GRREFERENCEDY) { - pLineR += nStrideR; - } - } - return GRREG.release(); -} -- cgit v1.2.3