diff options
Diffstat (limited to 'core/src/fxge/dib/fx_dib_composite.cpp')
| -rw-r--r-- | core/src/fxge/dib/fx_dib_composite.cpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/core/src/fxge/dib/fx_dib_composite.cpp b/core/src/fxge/dib/fx_dib_composite.cpp index e385bc9ffe..ae72fc5a43 100644 --- a/core/src/fxge/dib/fx_dib_composite.cpp +++ b/core/src/fxge/dib/fx_dib_composite.cpp @@ -3601,6 +3601,9 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB if ((dest_format & 0xff) == 8) { int pal_count = 1 << (src_format & 0xff); FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } pDestPalette = (FX_DWORD*)gray_pal; for (int i = 0; i < pal_count; i ++) { FX_DWORD color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i]) : FXARGB_TODIB(pSrcPalette[i]); @@ -3610,6 +3613,9 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB } else { int palsize = 1 << (src_format & 0xff); pDestPalette = FX_Alloc(FX_DWORD, palsize); + if (!pDestPalette) { + return; + } for (int i = 0; i < palsize; i ++) { FX_DWORD color = isSrcCmyk ? FXCMYK_TODIB(pSrcPalette[i]) : FXARGB_TODIB(pSrcPalette[i]); pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)&color, (FX_LPCBYTE)&color, 1); @@ -3619,6 +3625,9 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB } else { int pal_count = 1 << (src_format & 0xff); FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } if (pal_count == 2) { gray_pal[0] = 0; gray_pal[1] = 255; @@ -3632,6 +3641,10 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB pDestPalette = (FX_DWORD*)gray_pal; } else { pDestPalette = FX_Alloc(FX_DWORD, pal_count); + if (!pDestPalette) { + FX_Free(gray_pal); + return; + } for (int i = 0; i < pal_count; i ++) { pIccModule->TranslateScanline(pIccTransform, (FX_LPBYTE)&pDestPalette[i], &gray_pal[i], 1); pDestPalette[i] = isDstCmyk ? FXCMYK_TODIB(pDestPalette[i]) : FXARGB_TODIB(pDestPalette[i]); @@ -3644,6 +3657,9 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB if ((dest_format & 0xff) == 8) { int pal_count = 1 << (src_format & 0xff); FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } pDestPalette = (FX_DWORD*)gray_pal; if (isSrcCmyk) { for (int i = 0; i < pal_count; i ++) { @@ -3661,6 +3677,9 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB } else { int palsize = 1 << (src_format & 0xff); pDestPalette = FX_Alloc(FX_DWORD, palsize); + if (!pDestPalette) { + return; + } if (isDstCmyk == isSrcCmyk) { FXSYS_memcpy32(pDestPalette, pSrcPalette, palsize * sizeof(FX_DWORD)); } else { @@ -3677,6 +3696,9 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB if ((dest_format & 0xff) == 8) { int pal_count = 1 << (src_format & 0xff); FX_LPBYTE gray_pal = FX_Alloc(FX_BYTE, pal_count); + if (!gray_pal) { + return; + } if (pal_count == 2) { gray_pal[0] = 0; gray_pal[1] = 255; @@ -3689,6 +3711,9 @@ inline void _ScanlineCompositor_InitSourcePalette(FXDIB_Format src_format, FXDIB } else { int palsize = 1 << (src_format & 0xff); pDestPalette = FX_Alloc(FX_DWORD, palsize); + if (!pDestPalette) { + return; + } if (palsize == 2) { pDestPalette[0] = isSrcCmyk ? 255 : 0xff000000; pDestPalette[1] = isSrcCmyk ? 0 : 0xffffffff; @@ -4438,13 +4463,25 @@ FX_BOOL CFX_BitmapComposer::SetInfo(int width, int height, FXDIB_Format src_form } if (m_bVertical) { m_pScanlineV = FX_Alloc(FX_BYTE, m_pBitmap->GetBPP() / 8 * width + 4); + if (!m_pScanlineV) { + return FALSE; + } m_pClipScanV = FX_Alloc(FX_BYTE, m_pBitmap->GetHeight()); + if (!m_pClipScanV) { + return FALSE; + } if (m_pBitmap->m_pAlphaMask) { m_pScanlineAlphaV = FX_Alloc(FX_BYTE, width + 4); + if (!m_pScanlineAlphaV) { + return FALSE; + } } } if (m_BitmapAlpha < 255) { m_pAddClipScan = FX_Alloc(FX_BYTE, m_bVertical ? m_pBitmap->GetHeight() : m_pBitmap->GetWidth()); + if (!m_pAddClipScan) { + return FALSE; + } } return TRUE; } |