还原基于文件大小判断twain图像文件传输格式,仍然采用64位或32位判断
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@ -1155,11 +1155,7 @@ HGResult HGTwainDSImpl::ImageNativeXfer(HGUInt type, HGUInt origin, HGImage* ima
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return HGTWAIN_ERR_FAIL;
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return HGTWAIN_ERR_FAIL;
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}
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}
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HGResult ret = HGBASE_ERR_FAIL;
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#ifdef _WIN64
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int fileSize = info.ImageWidth * info.ImageLength * info.BitsPerPixel / 8;
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if (fileSize < 200 * 1024 * 1024)
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{
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HANDLE hMem = NULL;
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HANDLE hMem = NULL;
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if (TWRC_XFERDONE != m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &hMem))
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if (TWRC_XFERDONE != m_dsmImpl->m_pDSMProc(&m_dsmImpl->m_AppId, &m_iden, DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &hMem))
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{
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{
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@ -1167,7 +1163,7 @@ HGResult HGTwainDSImpl::ImageNativeXfer(HGUInt type, HGUInt origin, HGImage* ima
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}
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}
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HGStream stream = NULL;
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HGStream stream = NULL;
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ret = HGBase_CreateDIBStream(hMem, &stream);
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HGResult ret = HGBase_CreateDIBStream(hMem, &stream);
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GlobalFree(hMem);
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GlobalFree(hMem);
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if (HGBASE_ERR_OK != ret)
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if (HGBASE_ERR_OK != ret)
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{
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{
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@ -1176,9 +1172,7 @@ HGResult HGTwainDSImpl::ImageNativeXfer(HGUInt type, HGUInt origin, HGImage* ima
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ret = HGBase_CreateImageFromStream(stream, NULL, type, origin, image);
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ret = HGBase_CreateImageFromStream(stream, NULL, type, origin, image);
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HGBase_DestroyStream(stream);
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HGBase_DestroyStream(stream);
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}
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#else
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else
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{
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HGChar tmpFile[260];
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HGChar tmpFile[260];
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HGBase_GetTmpFileName("bmp", tmpFile, 260);
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HGBase_GetTmpFileName("bmp", tmpFile, 260);
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@ -1195,10 +1189,9 @@ HGResult HGTwainDSImpl::ImageNativeXfer(HGUInt type, HGUInt origin, HGImage* ima
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return HGTWAIN_ERR_FAIL;
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return HGTWAIN_ERR_FAIL;
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}
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}
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ret = HGBase_CreateImageFromFile(tmpFile, NULL, type, origin, image);
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HGResult ret = HGBase_CreateImageFromFile(tmpFile, NULL, type, origin, image);
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HGBase_DeleteFile(tmpFile);
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HGBase_DeleteFile(tmpFile);
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}
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#endif
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return ret;
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return ret;
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}
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}
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