3 files changed, 8 insertions, 6 deletions
diff --git a/core/src/fxcodec/codec/codec_int.h b/core/src/fxcodec/codec/codec_int.h
index 244793b634..a1445a5003 100644
--- a/core/src/fxcodec/codec/codec_int.h
+++ b/core/src/fxcodec/codec/codec_int.h
@@ -152,7 +152,7 @@ public:
     virtual void		Finish(void* pContext);
     virtual void		Input(void* pContext, const uint8_t* src_buf, FX_DWORD src_size);
     virtual int			ReadHeader(void* pContext, int* width, int* height, int* nComps, CFX_DIBAttribute* pAttribute = NULL);
-    virtual FX_BOOL		StartScanline(void* pContext, int down_scale);
+    virtual int			StartScanline(void* pContext, int down_scale);
     virtual FX_BOOL		ReadScanline(void* pContext, uint8_t* dest_buf);
     virtual FX_DWORD	GetAvailInput(void* pContext, uint8_t** avail_buf_ptr);
 protected:
diff --git a/core/src/fxcodec/codec/fx_codec_flate.cpp b/core/src/fxcodec/codec/fx_codec_flate.cpp
index 6223b9c670..d129e36392 100644
--- a/core/src/fxcodec/codec/fx_codec_flate.cpp
+++ b/core/src/fxcodec/codec/fx_codec_flate.cpp
@@ -84,19 +84,21 @@ extern "C"
 class CLZWDecoder
 {
 public:
-    FX_BOOL Decode(uint8_t* output, FX_DWORD& outlen, const uint8_t* input, FX_DWORD& size, FX_BOOL bEarlyChange);
+    int Decode(uint8_t* output, FX_DWORD& outlen, const uint8_t* input, FX_DWORD& size, FX_BOOL bEarlyChange);
+
 private:
+    void AddCode(FX_DWORD prefix_code, uint8_t append_char);
+    void DecodeString(FX_DWORD code);
+
     FX_DWORD	m_InPos;
     FX_DWORD	m_OutPos;
     uint8_t*	m_pOutput;
     const uint8_t*	m_pInput;
     FX_BOOL		m_Early;
-    void		AddCode(FX_DWORD prefix_code, uint8_t append_char);
     FX_DWORD	m_CodeArray[5021];
     FX_DWORD	m_nCodes;
     uint8_t		m_DecodeStack[4000];
     FX_DWORD	m_StackLen;
-    void		DecodeString(FX_DWORD code);
     int			m_CodeLen;
 };
 void CLZWDecoder::AddCode(FX_DWORD prefix_code, uint8_t append_char)
diff --git a/core/src/fxcodec/codec/fx_codec_jpeg.cpp b/core/src/fxcodec/codec/fx_codec_jpeg.cpp
index e8e075e6b0..62963643cf 100644
--- a/core/src/fxcodec/codec/fx_codec_jpeg.cpp
+++ b/core/src/fxcodec/codec/fx_codec_jpeg.cpp
@@ -715,14 +715,14 @@ int CCodec_JpegModule::ReadHeader(void* pContext, int* width, int* height, int*
     _JpegLoadAttribute(&p->m_Info, pAttribute);
     return 0;
 }
-FX_BOOL CCodec_JpegModule::StartScanline(void* pContext, int down_scale)
+int CCodec_JpegModule::StartScanline(void* pContext, int down_scale)
 {
     if (m_pExtProvider) {
         return m_pExtProvider->StartScanline(pContext, down_scale);
     }
     FXJPEG_Context* p = (FXJPEG_Context*)pContext;
     if (setjmp(p->m_JumpMark) == -1) {
-        return FALSE;
+        return 0;
     }
     p->m_Info.scale_denom = down_scale;
     return jpeg_start_decompress(&p->m_Info);