4 files changed, 7 insertions, 7 deletions
diff --git a/core/fxcodec/codec/ccodec_jpegmodule.h b/core/fxcodec/codec/ccodec_jpegmodule.h
index 74071347cb..225fd98467 100644
--- a/core/fxcodec/codec/ccodec_jpegmodule.h
+++ b/core/fxcodec/codec/ccodec_jpegmodule.h
@@ -53,7 +53,7 @@ class CCodec_JpegModule {
                  CFX_DIBAttribute* pAttribute);
 #endif  // PDF_ENABLE_XFA
 
-  int StartScanline(FXJPEG_Context* pContext, int down_scale);
+  FX_BOOL StartScanline(FXJPEG_Context* pContext, int down_scale);
   FX_BOOL ReadScanline(FXJPEG_Context* pContext, uint8_t* dest_buf);
   uint32_t GetAvailInput(FXJPEG_Context* pContext, uint8_t** avail_buf_ptr);
 };
diff --git a/core/fxcodec/codec/fx_codec_jpeg.cpp b/core/fxcodec/codec/fx_codec_jpeg.cpp
index 7670516a25..49b0aca3b8 100644
--- a/core/fxcodec/codec/fx_codec_jpeg.cpp
+++ b/core/fxcodec/codec/fx_codec_jpeg.cpp
@@ -449,12 +449,12 @@ int CCodec_JpegModule::ReadHeader(FXJPEG_Context* ctx,
   return 0;
 }
 
-int CCodec_JpegModule::StartScanline(FXJPEG_Context* ctx, int down_scale) {
+FX_BOOL CCodec_JpegModule::StartScanline(FXJPEG_Context* ctx, int down_scale) {
   if (setjmp(ctx->m_JumpMark) == -1)
-    return 0;
+    return FALSE;
 
   ctx->m_Info.scale_denom = down_scale;
-  return jpeg_start_decompress(&ctx->m_Info);
+  return !!jpeg_start_decompress(&ctx->m_Info);
 }
 
 FX_BOOL CCodec_JpegModule::ReadScanline(FXJPEG_Context* ctx,
diff --git a/core/fxge/win32/fx_win32_device.cpp b/core/fxge/win32/fx_win32_device.cpp
index 0ef7829549..900828c3fc 100644
--- a/core/fxge/win32/fx_win32_device.cpp
+++ b/core/fxge/win32/fx_win32_device.cpp
@@ -933,7 +933,7 @@ FX_BOOL CGdiDeviceDriver::GDI_StretchBitMask(CFX_DIBitmap* pBitmap1,
 }
 
 FX_BOOL CGdiDeviceDriver::GetClipBox(FX_RECT* pRect) {
-  return ::GetClipBox(m_hDC, (RECT*)pRect);
+  return !!(::GetClipBox(m_hDC, (RECT*)pRect));
 }
 
 void* CGdiDeviceDriver::GetPlatformSurface() const {
@@ -1137,7 +1137,7 @@ FX_BOOL CGdiDeviceDriver::SetClip_PathStroke(
   SetPathToDC(m_hDC, pPathData, pMatrix);
   WidenPath(m_hDC);
   SetPolyFillMode(m_hDC, WINDING);
-  FX_BOOL ret = SelectClipPath(m_hDC, RGN_AND);
+  FX_BOOL ret = !!SelectClipPath(m_hDC, RGN_AND);
   hPen = (HPEN)SelectObject(m_hDC, hPen);
   DeleteObject(hPen);
   return ret;
diff --git a/core/fxge/win32/fx_win32_gdipext.cpp b/core/fxge/win32/fx_win32_gdipext.cpp
index 2d19808517..927f0a32e2 100644
--- a/core/fxge/win32/fx_win32_gdipext.cpp
+++ b/core/fxge/win32/fx_win32_gdipext.cpp
@@ -1233,7 +1233,7 @@ FX_BOOL CGdiplusExt::DrawPath(HDC hDC,
   }
   if (pGraphState && stroke_argb) {
     GpPen* pPen = _GdipCreatePen(pGraphState, pObject2Device, stroke_argb,
-                                 fill_mode & FX_STROKE_TEXT_MODE);
+                                 !!(fill_mode & FX_STROKE_TEXT_MODE));
     if (nSubPathes == 1) {
       CallFunc(GdipDrawPath)(pGraphics, pPen, pGpPath);
     } else {