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Performance issue IPP resize vs. Opencv
Hi all!I'am totally new to IPP and was just trying a few things to see if IPP could enhance my programms.I compared the opencv (2.4.8resize function with the resize function from IPP. It looks like...
View ArticleippiPyramidLayerDown, ippiPyramidLayerUp Slow
Previously I was using IPP 6.0 and doing pyramid construction. I did this using the ippConvolveValid functions, 2:1 integral decimation (c++ code), 1:2 expansion (c++ code), and the ippSub function....
View ArticleNot working multithreading in IPP library
Hi all! I use the IPP library for signal processing. Recently I needed to build my app with IPP library and run multithreaded version of FFT. After reading the documentation library, I saw that can...
View Articledelay of the request for cryptography libraries
I requested the cryptography for Intel IPP (for Linux) three days ago but have recieved no reply. What should I do now?If the request is approved, does that mean I can download cryptography libraries...
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Linker issues migrating from v6 to v8
I'm currently trying to test Ipp 8.0 on a Linux platform (Ubuntu 12.04) where I've been using version 6.0.1I'm trying to link statically but I always get: 'unresolvable R_386_GOTOFF relocation against...
View ArticleIntel Signal Processing Library from 1996 advice needed
Dear community, Dear Intel support,We had some legacy software from awhile ago. And there is a piece of code that uses nsp.dll, nspa6.dll, nspm5.dll, nspm6.dll , etc. Which are the part of Interl...
View ArticleHow to run an IPP7.1 application on linux with static link command
How can I run an IPP7.1 application on linux with static link command? There is one example in the ipp7.1_user_guide but starting with icc (I did not install icc but only ipp). Does anyone know how to...
View ArticleLinking issues with ipp 8.1
Hallo,today i updated intel studio xe with sp1 udate 2 and also the ipp from 8.0 to 8.1. (Visual Studio 2013 Professional)I'am using intel compiler 14.0.2 now.In x86 mode everthing will be compiled and...
View ArticleFAX CED (ANS, ANSam) tone detection
Hello,I am working on a project that requires me to detect FAX answer tone (CED) (2100Hz duration 2.6 to 4 seconds).I created a tone using an online tone generator and fed raw PCM data to 'DetectTone'...
View Articleleft and right eigenvector
Hi,I'M trying to use the ippmEigenValuesVectorsLeft_m_64f and ippmEigenValuesVectorsRight_m_64f functions.I think there is a bug (or I missunderstand) the defintion:A*z=λ*z for the right eigenvectors...
View ArticlePossible problem with IPP 8.1 and VS2012?
I just bought Intel Cluster Studio 2013 XE for Windows, I used the SN to login to Intel's website to download the latest package: Cluster Studio XE 2013 SP1 Update 1 for windows, built in Feb. 2014....
View ArticleMemory error in IPP 8.0
Hi,I'm working with l_ipp-samples_p_8.0.0.005, umc_video_dec_con, Linux OS. I decode my sample H.264 file: umc_video_dec_con -i test.264 -o dest_dec.yuv When I run it with Intel Inspector XE 2013...
View ArticleOptimized RGB and RGBA Compositing
Is there anything in the IPP that will accomplish using the Alpha channel of RGBA image to overlay the RGB components onto an RGB image or to a new image? I've taken a look at the ippiAlphaComp()...
View ArticleFast vs Accurate FFT
Hi ,What is the difference between the fast (ippAlgHintFast) and Accurate (ippAlgHintAccurate) FFTs ? Which algorithm each one of the options use ?Thanks , Nimrod
View ArticleAsynch Examples
HelloI am testing the IPP Asynch examples on the new i7 4770 CPU and I observe that the speeds of the CPU and the GPU acceleration are equal. Shouldn’t I expect a speedup with the GPU accelerated...
View ArticleVS2012 and IPP 8.
Hi,I've install ipp and the integration with VS 2012 doesn't work....VS Premium 2012 Intel C++ Composer XE 2013 SP1 8.0.0.083In VS 2012 in one project : Project - Properties - Intel Perf Lib set to...
View ArticleIPP 7.0.7 VS2010 and _ITERATOR_DEBUG_LEVEL
Hi i am using USC and UMC from ipp-samples successfully on VS2008, now i am trying to swtich to VS2010 but i have a problem when compiling my projects in "debug" mode. VS2010 by default uses checked...
View ArticleGoertzel
Hello all,how to use Goertzel function to detect DTMF signal? As source I have PCM data 48000Hz splitted into 40ms slices. How to detect the key 1 (two tones 697Hz and 1209Hz) ?
View ArticleSome problems about Compression using quickassist-technology on...
Hi, ALLI do some compression tests using the Intel® QuickAssist Technology Data Compression API.There are some problems listed below:1. The cpaDcCompressData API is blocking and the time is about 10...
View ArticlehppiSad and negative scale
Hi,I faced with a problem when using hppiSad function, if I'm using positive scale - it's OK, but when I'm using negative scale - I get an error state from hppWait (error code -5). But there is no...
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