Dmitry Timoshkov : avifil32: Avoid not necessary zeroing out of an allocated memory block.
Module: wine Branch: refs/heads/master Commit: 14aab5f3cb34cca8d24244622464eec39ae09a65 URL: http://source.winehq.org/git/?p=wine.git;a=commit;h=14aab5f3cb34cca8d2424462... Author: Dmitry Timoshkov <dmitry(a)codeweavers.com> Date: Wed Apr 12 19:32:22 2006 +0900 avifil32: Avoid not necessary zeroing out of an allocated memory block. --- dlls/avifil32/acmstream.c | 2 +- dlls/avifil32/api.c | 15 ++++++++------- dlls/avifil32/editstream.c | 4 ++-- dlls/avifil32/getframe.c | 4 ++-- dlls/avifil32/icmstream.c | 8 ++++---- 5 files changed, 17 insertions(+), 16 deletions(-) diff --git a/dlls/avifil32/acmstream.c b/dlls/avifil32/acmstream.c index e0e75ec..067f34a 100644 --- a/dlls/avifil32/acmstream.c +++ b/dlls/avifil32/acmstream.c @@ -712,7 +712,7 @@ static HRESULT AVIFILE_OpenCompressor(IA if (This->lpOutFormat == NULL) { /* we must decode to default format */ This->cbOutFormat = sizeof(PCMWAVEFORMAT); - This->lpOutFormat = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->cbOutFormat); + This->lpOutFormat = HeapAlloc(GetProcessHeap(), 0, This->cbOutFormat); if (This->lpOutFormat == NULL) return AVIERR_MEMORY; diff --git a/dlls/avifil32/api.c b/dlls/avifil32/api.c index 07111e7..44bdf91 100644 --- a/dlls/avifil32/api.c +++ b/dlls/avifil32/api.c @@ -1273,7 +1273,7 @@ static BOOL AVISaveOptionsFmtChoose(HWND sInfo.dwStart, &size); if (size < (LONG)sizeof(PCMWAVEFORMAT)) size = sizeof(PCMWAVEFORMAT); - afmtc.pwfxEnum = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size); + afmtc.pwfxEnum = HeapAlloc(GetProcessHeap(), 0, size); if (afmtc.pwfxEnum != NULL) { AVIStreamReadFormat(SaveOpts.ppavis[SaveOpts.nCurrent], sInfo.dwStart, afmtc.pwfxEnum, &size); @@ -1318,7 +1318,7 @@ static void AVISaveOptionsUpdate(HWND hW szFormat[0] = 0; /* read format to build format description string */ - lpFormat = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size); + lpFormat = HeapAlloc(GetProcessHeap(), 0, size); if (lpFormat != NULL) { if (SUCCEEDED(AVIStreamReadFormat(SaveOpts.ppavis[SaveOpts.nCurrent],sInfo.dwStart,lpFormat, &size))) { if (sInfo.fccType == streamtypeVIDEO) { @@ -1481,7 +1481,7 @@ BOOL WINAPI AVISaveOptions(HWND hWnd, UI /* save options in case the user presses cancel */ if (ppOptions != NULL && nStreams > 1) { - pSavedOptions = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, nStreams * sizeof(AVICOMPRESSOPTIONS)); + pSavedOptions = HeapAlloc(GetProcessHeap(), 0, nStreams * sizeof(AVICOMPRESSOPTIONS)); if (pSavedOptions == NULL) return FALSE; @@ -1719,7 +1719,8 @@ HRESULT WINAPI AVISaveVW(LPCWSTR szFile, } /* allocate buffer for formats, data, etc. of an initial size of 64 kBytes*/ - lpBuffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cbBuffer = 0x00010000); + cbBuffer = 0x00010000; + lpBuffer = HeapAlloc(GetProcessHeap(), 0, cbBuffer); if (lpBuffer == NULL) { hres = AVIERR_MEMORY; goto error; @@ -1862,7 +1863,7 @@ HRESULT WINAPI AVISaveVW(LPCWSTR szFile, lFirstVideo - lStart[curStream], lpBuffer, cbBuffer, &lReadBytes, &lReadSamples); } while ((hres == AVIERR_BUFFERTOOSMALL) && - (lpBuffer = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lpBuffer, cbBuffer *= 2)) != NULL); + (lpBuffer = HeapReAlloc(GetProcessHeap(), 0, lpBuffer, cbBuffer *= 2)) != NULL); if (lpBuffer == NULL) hres = AVIERR_MEMORY; if (FAILED(hres)) @@ -1931,7 +1932,7 @@ HRESULT WINAPI AVISaveVW(LPCWSTR szFile, hres = AVIStreamRead(pInStreams[curStream],sInfo.dwStart,lSamples, lpBuffer,cbBuffer,&lReadBytes,&lReadSamples); } while ((hres == AVIERR_BUFFERTOOSMALL) && - (lpBuffer = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lpBuffer, cbBuffer *= 2)) != NULL); + (lpBuffer = HeapReAlloc(GetProcessHeap(), 0, lpBuffer, cbBuffer *= 2)) != NULL); if (lpBuffer == NULL) hres = AVIERR_MEMORY; if (FAILED(hres)) @@ -1977,7 +1978,7 @@ HRESULT WINAPI AVISaveVW(LPCWSTR szFile, hres = AVIStreamRead(pInStreams[curStream], sInfo.dwStart, 1, lpBuffer, cbBuffer,&lReadBytes,&lReadSamples); } while ((hres == AVIERR_BUFFERTOOSMALL) && - (lpBuffer = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lpBuffer, cbBuffer *= 2)) != NULL); + (lpBuffer = HeapReAlloc(GetProcessHeap(), 0, lpBuffer, cbBuffer *= 2)) != NULL); if (lpBuffer == NULL) hres = AVIERR_MEMORY; if (FAILED(hres)) diff --git a/dlls/avifil32/editstream.c b/dlls/avifil32/editstream.c index e4b1c98..bd654a0 100644 --- a/dlls/avifil32/editstream.c +++ b/dlls/avifil32/editstream.c @@ -329,11 +329,11 @@ static BOOL AVIFILE_FormatsEqual(PAVISTR return FALSE; /* sizes match, now get formats and compare them */ - fmt1 = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size1); + fmt1 = HeapAlloc(GetProcessHeap(), 0, size1); if (fmt1 == NULL) return FALSE; if (SUCCEEDED(AVIStreamReadFormat(avi1, start1, fmt1, &size1))) { - fmt2 = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size1); + fmt2 = HeapAlloc(GetProcessHeap(), 0, size1); if (fmt2 != NULL) { if (SUCCEEDED(AVIStreamReadFormat(avi2, start2, fmt2, &size1))) status = (memcmp(fmt1, fmt2, size1) == 0); diff --git a/dlls/avifil32/getframe.c b/dlls/avifil32/getframe.c index 7f5cd62..3512683 100644 --- a/dlls/avifil32/getframe.c +++ b/dlls/avifil32/getframe.c @@ -366,7 +366,7 @@ static HRESULT WINAPI IGetFrame_fnSetFor IAVIStream_ReadFormat(This->pStream, sInfo.dwStart, NULL, &This->cbInFormat); - This->lpInFormat = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, This->cbInFormat + This->cbInBuffer); + This->lpInFormat = HeapAlloc(GetProcessHeap(), 0, This->cbInFormat + This->cbInBuffer); if (This->lpInFormat == NULL) { AVIFILE_CloseCompressor(This); return AVIERR_MEMORY; @@ -406,7 +406,7 @@ static HRESULT WINAPI IGetFrame_fnSetFor /* need memory for output format? */ if (This->lpOutFormat == NULL) { This->lpOutFormat = - HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD)); + HeapAlloc(GetProcessHeap(), 0, sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD)); if (This->lpOutFormat == NULL) { AVIFILE_CloseCompressor(This); return AVIERR_MEMORY; diff --git a/dlls/avifil32/icmstream.c b/dlls/avifil32/icmstream.c index ea1a248..0a87a6d 100644 --- a/dlls/avifil32/icmstream.c +++ b/dlls/avifil32/icmstream.c @@ -488,7 +488,7 @@ static HRESULT WINAPI ICMStream_fnSetFor size = ICCompressGetFormatSize(This->hic, This->lpbiInput); if (size < sizeof(BITMAPINFOHEADER)) return AVIERR_COMPRESSOR; - This->lpbiOutput = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size); + This->lpbiOutput = HeapAlloc(GetProcessHeap(), 0, size); if (This->lpbiOutput == NULL) return AVIERR_MEMORY; This->cbOutput = size; @@ -517,7 +517,7 @@ static HRESULT WINAPI ICMStream_fnSetFor if (This->lKeyFrameEvery != 1 && (This->dwICMFlags & VIDCF_FASTTEMPORALC) == 0) { size = ICDecompressGetFormatSize(This->hic, This->lpbiOutput); - This->lpbiPrev = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size); + This->lpbiPrev = HeapAlloc(GetProcessHeap(), 0, size); if (This->lpbiPrev == NULL) return AVIERR_MEMORY; if (ICDecompressGetFormat(This->hic, This->lpbiOutput, This->lpbiPrev) < S_OK) @@ -913,7 +913,7 @@ static HRESULT AVIFILE_OpenGetFrame(IAVI size = ICCompressGetFormatSize(This->hic, lpbi); if ((LONG)size < (LONG)sizeof(BITMAPINFOHEADER)) return AVIERR_COMPRESSOR; - This->lpbiOutput = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size); + This->lpbiOutput = HeapAlloc(GetProcessHeap(), 0, size); if (This->lpbiOutput == NULL) return AVIERR_MEMORY; This->cbOutput = size; @@ -945,7 +945,7 @@ static HRESULT AVIFILE_OpenGetFrame(IAVI if (This->lKeyFrameEvery != 1 && (This->dwICMFlags & VIDCF_FASTTEMPORALC) == 0) { size = ICDecompressGetFormatSize(This->hic, This->lpbiOutput); - This->lpbiPrev = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size); + This->lpbiPrev = HeapAlloc(GetProcessHeap(), 0, size); if (This->lpbiPrev == NULL) return AVIERR_MEMORY; if (ICDecompressGetFormat(This->hic, This->lpbiOutput, This->lpbiPrev) < S_OK)
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Alexandre Julliard