diff options
Diffstat (limited to 'core/fxcodec/jbig2/JBig2_TrdProc.cpp')
| -rw-r--r-- | core/fxcodec/jbig2/JBig2_TrdProc.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/core/fxcodec/jbig2/JBig2_TrdProc.cpp b/core/fxcodec/jbig2/JBig2_TrdProc.cpp index 5b0ef19505..177db9dec9 100644 --- a/core/fxcodec/jbig2/JBig2_TrdProc.cpp +++ b/core/fxcodec/jbig2/JBig2_TrdProc.cpp @@ -324,11 +324,14 @@ CJBig2_Image* CJBig2_TRDProc::decode_Arith(CJBig2_ArithDecoder* pArithDecoder, pIARDX->decode(pArithDecoder, &RDXI); pIARDY->decode(pArithDecoder, &RDYI); CJBig2_Image* IBOI = SBSYMS[IDI]; + if (!IBOI) + return nullptr; + uint32_t WOI = IBOI->m_nWidth; uint32_t HOI = IBOI->m_nHeight; - if ((int)(WOI + RDWI) < 0 || (int)(HOI + RDHI) < 0) { + if ((int)(WOI + RDWI) < 0 || (int)(HOI + RDHI) < 0) return nullptr; - } + std::unique_ptr<CJBig2_GRRDProc> pGRRD(new CJBig2_GRRDProc()); pGRRD->GRW = WOI + RDWI; pGRRD->GRH = HOI + RDHI; |