summaryrefslogtreecommitdiff
path: root/core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp
diff options
context:
space:
mode:
authorDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
committerDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
commit764ec513eecbebd12781bcc96ce81ed5e736ee92 (patch)
tree12763fde4be1f10ea1183d92185917b2b587e00b /core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp
parent97da97662417085774f75c26e535c6fbe70266ae (diff)
downloadpdfium-764ec513eecbebd12781bcc96ce81ed5e736ee92.tar.xz
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 .
Diffstat (limited to 'core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp')
-rw-r--r--core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp46
1 files changed, 0 insertions, 46 deletions
diff --git a/core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp b/core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp
deleted file mode 100644
index 093d2abadb..0000000000
--- a/core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp
+++ /dev/null
@@ -1,46 +0,0 @@
-// Copyright 2014 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_HuffmanDecoder.h"
-
-#include "core/src/fxcodec/jbig2/JBig2_Define.h"
-
-CJBig2_HuffmanDecoder::CJBig2_HuffmanDecoder(CJBig2_BitStream* pStream)
- : m_pStream(pStream) {
-}
-
-CJBig2_HuffmanDecoder::~CJBig2_HuffmanDecoder() {}
-
-int CJBig2_HuffmanDecoder::decodeAValue(CJBig2_HuffmanTable* pTable,
- int* nResult) {
- int nVal = 0;
- int nBits = 0;
- while (1) {
- FX_DWORD nTmp;
- if (m_pStream->read1Bit(&nTmp) == -1)
- break;
-
- nVal = (nVal << 1) | nTmp;
- ++nBits;
- for (FX_DWORD i = 0; i < pTable->Size(); ++i) {
- if (pTable->GetPREFLEN()[i] == nBits && pTable->GetCODES()[i] == nVal) {
- if (pTable->IsHTOOB() && i == pTable->Size() - 1)
- return JBIG2_OOB;
-
- if (m_pStream->readNBits(pTable->GetRANGELEN()[i], &nTmp) == -1)
- return -1;
-
- FX_DWORD offset = pTable->IsHTOOB() ? 3 : 2;
- if (i == pTable->Size() - offset)
- *nResult = pTable->GetRANGELOW()[i] - nTmp;
- else
- *nResult = pTable->GetRANGELOW()[i] + nTmp;
- return 0;
- }
- }
- }
- return -1;
-}