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-rw-r--r--core/fxcodec/codec/ccodec_jbig2module.h28
-rw-r--r--core/fxcodec/codec/fx_codec_jbig.cpp119
2 files changed, 75 insertions, 72 deletions
diff --git a/core/fxcodec/codec/ccodec_jbig2module.h b/core/fxcodec/codec/ccodec_jbig2module.h
index a967e0b997..63e63afcfa 100644
--- a/core/fxcodec/codec/ccodec_jbig2module.h
+++ b/core/fxcodec/codec/ccodec_jbig2module.h
@@ -9,18 +9,37 @@
#include <memory>
+#include "core/fxcodec/include/fx_codec_def.h"
#include "core/fxcrt/include/fx_basic.h"
+class CJBig2_Context;
+class CJBig2_Image;
class CPDF_StreamAcc;
class IFX_Pause;
+class CCodec_Jbig2Context {
+ public:
+ CCodec_Jbig2Context();
+ ~CCodec_Jbig2Context() {}
+
+ uint32_t m_width;
+ uint32_t m_height;
+ CPDF_StreamAcc* m_pGlobalStream;
+ CPDF_StreamAcc* m_pSrcStream;
+ uint8_t* m_dest_buf;
+ uint32_t m_dest_pitch;
+ IFX_Pause* m_pPause;
+ CJBig2_Context* m_pContext;
+ CJBig2_Image* m_dest_image;
+};
+
class CCodec_Jbig2Module {
public:
CCodec_Jbig2Module() {}
~CCodec_Jbig2Module();
- void* CreateJbig2Context();
- FXCODEC_STATUS StartDecode(void* pJbig2Context,
+ CCodec_Jbig2Context* CreateJbig2Context();
+ FXCODEC_STATUS StartDecode(CCodec_Jbig2Context* pJbig2Context,
std::unique_ptr<CFX_Deletable>* pContextHolder,
uint32_t width,
uint32_t height,
@@ -29,8 +48,9 @@ class CCodec_Jbig2Module {
uint8_t* dest_buf,
uint32_t dest_pitch,
IFX_Pause* pPause);
- FXCODEC_STATUS ContinueDecode(void* pJbig2Context, IFX_Pause* pPause);
- void DestroyJbig2Context(void* pJbig2Context);
+ FXCODEC_STATUS ContinueDecode(CCodec_Jbig2Context* pJbig2Context,
+ IFX_Pause* pPause);
+ void DestroyJbig2Context(CCodec_Jbig2Context* pJbig2Context);
};
#endif // CORE_FXCODEC_CODEC_CCODEC_JBIG2MODULE_H_
diff --git a/core/fxcodec/codec/fx_codec_jbig.cpp b/core/fxcodec/codec/fx_codec_jbig.cpp
index 30798fe361..4876cef53d 100644
--- a/core/fxcodec/codec/fx_codec_jbig.cpp
+++ b/core/fxcodec/codec/fx_codec_jbig.cpp
@@ -4,30 +4,14 @@
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-#include <list>
-
-#include "core/fxcodec/codec/codec_int.h"
-#include "core/fxcodec/include/fx_codec.h"
-
-namespace {
+#include "core/fxcodec/codec/ccodec_jbig2module.h"
-class CCodec_Jbig2Context {
- public:
- CCodec_Jbig2Context();
- ~CCodec_Jbig2Context() {}
-
- uint32_t m_width;
- uint32_t m_height;
- CPDF_StreamAcc* m_pGlobalStream;
- CPDF_StreamAcc* m_pSrcStream;
- uint8_t* m_dest_buf;
- uint32_t m_dest_pitch;
- IFX_Pause* m_pPause;
- CJBig2_Context* m_pContext;
- CJBig2_Image* m_dest_image;
-};
+#include <list>
-} // namespace
+#include "core/fpdfapi/fpdf_parser/include/cpdf_stream_acc.h"
+#include "core/fxcodec/jbig2/JBig2_Context.h"
+#include "core/fxcodec/jbig2/JBig2_Image.h"
+#include "core/fxcrt/include/fx_memory.h"
// Holds per-document JBig2 related data.
class JBig2DocumentContext : public CFX_Deletable {
@@ -59,19 +43,21 @@ CCodec_Jbig2Context::CCodec_Jbig2Context() {
CCodec_Jbig2Module::~CCodec_Jbig2Module() {}
-void* CCodec_Jbig2Module::CreateJbig2Context() {
+CCodec_Jbig2Context* CCodec_Jbig2Module::CreateJbig2Context() {
return new CCodec_Jbig2Context();
}
-void CCodec_Jbig2Module::DestroyJbig2Context(void* pJbig2Content) {
- if (pJbig2Content) {
- CJBig2_Context::DestroyContext(
- ((CCodec_Jbig2Context*)pJbig2Content)->m_pContext);
- delete (CCodec_Jbig2Context*)pJbig2Content;
+
+void CCodec_Jbig2Module::DestroyJbig2Context(
+ CCodec_Jbig2Context* pJbig2Context) {
+ if (pJbig2Context) {
+ CJBig2_Context::DestroyContext(pJbig2Context->m_pContext);
+ delete pJbig2Context;
}
- pJbig2Content = nullptr;
+ pJbig2Context = nullptr;
}
+
FXCODEC_STATUS CCodec_Jbig2Module::StartDecode(
- void* pJbig2Context,
+ CCodec_Jbig2Context* pJbig2Context,
std::unique_ptr<CFX_Deletable>* pContextHolder,
uint32_t width,
uint32_t height,
@@ -80,62 +66,59 @@ FXCODEC_STATUS CCodec_Jbig2Module::StartDecode(
uint8_t* dest_buf,
uint32_t dest_pitch,
IFX_Pause* pPause) {
- if (!pJbig2Context) {
+ if (!pJbig2Context)
return FXCODEC_STATUS_ERR_PARAMS;
- }
+
JBig2DocumentContext* pJBig2DocumentContext =
GetJBig2DocumentContext(pContextHolder);
- CCodec_Jbig2Context* m_pJbig2Context = (CCodec_Jbig2Context*)pJbig2Context;
- m_pJbig2Context->m_width = width;
- m_pJbig2Context->m_height = height;
- m_pJbig2Context->m_pSrcStream = src_stream;
- m_pJbig2Context->m_pGlobalStream = global_stream;
- m_pJbig2Context->m_dest_buf = dest_buf;
- m_pJbig2Context->m_dest_pitch = dest_pitch;
- m_pJbig2Context->m_pPause = pPause;
+ pJbig2Context->m_width = width;
+ pJbig2Context->m_height = height;
+ pJbig2Context->m_pSrcStream = src_stream;
+ pJbig2Context->m_pGlobalStream = global_stream;
+ pJbig2Context->m_dest_buf = dest_buf;
+ pJbig2Context->m_dest_pitch = dest_pitch;
+ pJbig2Context->m_pPause = pPause;
FXSYS_memset(dest_buf, 0, height * dest_pitch);
- m_pJbig2Context->m_pContext = CJBig2_Context::CreateContext(
+ pJbig2Context->m_pContext = CJBig2_Context::CreateContext(
global_stream, src_stream, pJBig2DocumentContext->GetSymbolDictCache(),
pPause);
- if (!m_pJbig2Context->m_pContext) {
+ if (!pJbig2Context->m_pContext)
return FXCODEC_STATUS_ERROR;
- }
- int ret = m_pJbig2Context->m_pContext->getFirstPage(dest_buf, width, height,
- dest_pitch, pPause);
- if (m_pJbig2Context->m_pContext->GetProcessingStatus() ==
+
+ int ret = pJbig2Context->m_pContext->getFirstPage(dest_buf, width, height,
+ dest_pitch, pPause);
+ if (pJbig2Context->m_pContext->GetProcessingStatus() ==
FXCODEC_STATUS_DECODE_FINISH) {
- CJBig2_Context::DestroyContext(m_pJbig2Context->m_pContext);
- m_pJbig2Context->m_pContext = nullptr;
- if (ret != JBIG2_SUCCESS) {
+ CJBig2_Context::DestroyContext(pJbig2Context->m_pContext);
+ pJbig2Context->m_pContext = nullptr;
+ if (ret != JBIG2_SUCCESS)
return FXCODEC_STATUS_ERROR;
- }
+
int dword_size = height * dest_pitch / 4;
uint32_t* dword_buf = (uint32_t*)dest_buf;
- for (int i = 0; i < dword_size; i++) {
+ for (int i = 0; i < dword_size; i++)
dword_buf[i] = ~dword_buf[i];
- }
return FXCODEC_STATUS_DECODE_FINISH;
}
- return m_pJbig2Context->m_pContext->GetProcessingStatus();
+ return pJbig2Context->m_pContext->GetProcessingStatus();
}
-FXCODEC_STATUS CCodec_Jbig2Module::ContinueDecode(void* pJbig2Context,
- IFX_Pause* pPause) {
- CCodec_Jbig2Context* m_pJbig2Context = (CCodec_Jbig2Context*)pJbig2Context;
- int ret = m_pJbig2Context->m_pContext->Continue(pPause);
- if (m_pJbig2Context->m_pContext->GetProcessingStatus() !=
+
+FXCODEC_STATUS CCodec_Jbig2Module::ContinueDecode(
+ CCodec_Jbig2Context* pJbig2Context,
+ IFX_Pause* pPause) {
+ int ret = pJbig2Context->m_pContext->Continue(pPause);
+ if (pJbig2Context->m_pContext->GetProcessingStatus() !=
FXCODEC_STATUS_DECODE_FINISH) {
- return m_pJbig2Context->m_pContext->GetProcessingStatus();
+ return pJbig2Context->m_pContext->GetProcessingStatus();
}
- CJBig2_Context::DestroyContext(m_pJbig2Context->m_pContext);
- m_pJbig2Context->m_pContext = nullptr;
- if (ret != JBIG2_SUCCESS) {
+ CJBig2_Context::DestroyContext(pJbig2Context->m_pContext);
+ pJbig2Context->m_pContext = nullptr;
+ if (ret != JBIG2_SUCCESS)
return FXCODEC_STATUS_ERROR;
- }
- int dword_size =
- m_pJbig2Context->m_height * m_pJbig2Context->m_dest_pitch / 4;
- uint32_t* dword_buf = (uint32_t*)m_pJbig2Context->m_dest_buf;
- for (int i = 0; i < dword_size; i++) {
+
+ int dword_size = pJbig2Context->m_height * pJbig2Context->m_dest_pitch / 4;
+ uint32_t* dword_buf = (uint32_t*)pJbig2Context->m_dest_buf;
+ for (int i = 0; i < dword_size; i++)
dword_buf[i] = ~dword_buf[i];
- }
return FXCODEC_STATUS_DECODE_FINISH;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 12:02:16 +0000