downloding IPP 8.0 how to
I need to compile the G729 codec and I gte this error/usr/include/stdc-predef.h:40:1: fatal error: /opt/intel/ipp/tools/intel64/staticlib/ipp_u8.h: No such file or directory #endif because it requires...
View ArticleIntel Integrated Performance Primitives Cryptography Library is now available...
The Intel® Integrated Performance Primitives (Intel® IPP) Cryptography is a software library that provides a broad range of secure and efficient cryptographic algorithm implementations. With the...
View ArticleFeature request: partial sum
Hi, It would be great to have a partial sum (a.k.a. cumulative sum) added to ipps for 1d arrays, similar to C++'s std::partial_sum/inclusive_scan.The current closest alternative which I've found is...
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Overflow undetected in ippsAdd_64f_A53 and related functions
Hello, the attached C++ program illustrates that overflow is not correctly detected in IPP real vector arithmetic operations involving addition, subtraction, multiplication and division.The affected...
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bad result for ippiResizeSuper_8u_C1R function
Hi,I’m upgrading my code from ipp8.2 to ipp18.In the old version, I used the function ippiResizeSqrPixel_8u_C1R with interpolation method = IPPI_INTER_SUPER. In the new version, I’m using the function...
View ArticleCan't find FilterSeparable function
Hi all,I am interrested in the function ippiFilterSeparable_32f_C4R but I cannot found it in the headers.Is this function still in the API?If not, is there any alternative? For example, is using...
View ArticleippsSqrt_32f doesn't handle denormals correctly
Hi,It looks like both the ippsSqrt_32f and ippsSqrt_32f_I return +Inf for a positive denormal number.See example in https://gist.github.com/yairchu/730ee5fa0368758c7fe8050447c43016 - the output is...
View ArticleStatic linking errors on Linux
Hi,I'm trying to create a shared object that statically links to the ipp libraries. I am using IPP 2018.3.222 on Ubuntu 18.04. I'm getting a lot of multiple definition link errors related to the ipp...
View ArticleSeparable Filters
Hi, I’m implementing a pipeline for separable filter, using function ippiFilterRowBorderPipeline_16u_C1R and ippiFilterColumnPipeline_16u_C1R.Since the documentation for these functions is quite poor,...
View ArticleUsing ippiAlphaComp_16u_AC1R
I am trying to use ippiAlphaComp_16u_AC1R for alpha composition with a grey scale image with an alpha channelWhat is the format of pSrc1,pSrc2 and pDst buffers?These are Ipp16u buffers - but is the...
View ArticleCross compile IPP on other platform
Hi,I want to run IPP on arm/mips platform, how can I get the IPP source to compile on arm/mips? If I need to pay for this, how much should I pay for this?Or do you have arm/mips release?Thanks
View ArticleDeprecated function ippsDFTInitAlloc_C_64f
To whom it may concern,I have code from an older version of ipp (5.3) and am trying to use version 2018. According to the manual, it seems that the workaround for ippsDFTInitAlloc_C_64f is...
View ArticleBug report: ippiLUTPalette_8u_C1R
Hi, I have noticed a bug in ippiLUTPalette_8u_C1R function during my odd dimension image tests. I am using windows 64bit ipp v2018.3.210.I have (w, h) = (1575, 1049), srcStep = 1664, dstStep = 1576,...
View ArticleTime performance - ippiCrossCorrNorm_32f_C1R
Hi, I have compared the time performance of cross-correlation (with normalized coefficients) in Ipp 7.0 vs Ipp 2018. In my test, the old version is 2x - 3x faster. I have disabled the hyper-threding...
View Articleincluding ipp libraries
Hello!I'm trying to use Intel IPP for signal processing. I began the work with the Add functions (ippsAdd_64f_A53 and ippsAdd_64f). I included ippvm.h, ippcore.h and ipps.h and wrote the CMakeLists.txt...
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nginx with ipp zlib woker stucked when hot-restart or reload
we build nginx with ipp zlib, when we hot-restart or reload nginx, some old workers would stucked and not quit, it seems that worker had fallen into infinite loop，the back trace of this process show it...
View ArticleipprWarpAffine bug
I'm running tests on ipprWarpAffine and get failures for certain permutation matrices. My IPP build is 58644 (April 6, 2018). I'm running on Windows 7 (Intel Core i7).Below is a simple example to...
View ArticleCan't find FilterSeparable function
Hi all,I am interrested in the function ippiFilterSeparable_32f_C4R but I cannot found it in the headers.Is this function still in the API?If not, is there any alternative? For example, is using...
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