IPP License - Legal questions
Hi,I have a few questions about the licenses for the Integrated Performance Primitives (IPP) library. My team is building a software application, and I am writing some of the effects for that...
View ArticleH264 encoder high performance issue
Hi,I built IPP H264 encoder using the samples with static multithreading. I found very high CPU utilization even with m_iThreads = 1.Can you help me to resolve this.Thanks and RegardsAmol
View ArticleUMC Muxing Video + Audio, Attn: Gennady
Legacy v6 and v7 UMC libraries have sample code to encode single track MPEG-4 files [video only]. I built a C++ class calling that code, worked fine. Then enhanced the C++ class to contain both a video...
View ArticleIpp 8.0 OS X static link problem
Hi,I'm trying to build with static link to IPP using g++. I read on this forum I need to provide the full path to lib files /opt/intel/ipp/lib/libippac.a etc. so I'm doing that. However I'm getting...
View ArticleippiFilterGauss calculates wrong results.
Hello.I've tried to work with that function. But it gives results different from the Matlab results. Moreover, if I apply the filter to matrix every elements is 1 it gives something strange.I'm novice....
View ArticleIPP\6.0.2.074 unresolved external symbol _acosf
Hi.I'm migrating a big Visual Studio 2008 solution to Visual Studio 2012. We are using the Integrated Performance Primitives 6.0.2.074 in it. I managed to solve every issues with the migrating so far,...
View ArticleippiComputeThreshold_Otsu_8u_C1R
The ippiComputeThreshold_Otsu_8u_C1R function is being deprecated. Is there a replacement?Nevine
View ArticleippsFIR_32fc src/dst array sizes?
I'm trying to run a multi-rate FIR filter in version 8.1 on some data but I am getting strange memory errors. Running it under valgrind shows various invalid reads/writes occurring within the call to...
View ArticleFeature Request: ippiCopy_*_C2P2R and ippiCopy_*_P2C2R
First, I understand that IPP tries to reduce bloat by excluding some rare staff and functions that can be easily implemented using the existing ones. And I see it as a positive thing. However, I...
View ArticleH264 decoder high CPU usage issue
Hi,I want to use the H264VideoDecoder of IPP 7.0I built the example "simple_player.exe" to play a 1920x1080 h.264 video.I found very high CPU usage with m_iThreads = 0. (about 60~70%), but the frame...
View ArticleMulti-thread question
I just installed IPP for Linux. The installation package says that the libraries are single threaded libearies. Does it mean the IPP Linux doesn't support multi-threading?Thanks!
View ArticleFFT - Multi Thread
Hi,I am feeling very stupid asking this question :)Without using the IPP multi-thread libraries, how would I perform a multi-thread FFT, for example 32fc Complex to Complex? I'm running very large FFTs...
View ArticleippiResizeCubic_8u_C3R crashes...
I tried using the sample code from the IPP website for resizing an image. In my case, I created an empty 4800x4800 pixel image and tried to make a new copy of the exact same size. I know, crazy, but...
View ArticleC# warpper for IPP 8.0
Hello Where can I find a C# warrper. In previous version, it is located in the folder: ipp-samples-language,zip.However, after I downloaded the 30-day trial version. this file is no longer there....
View ArticleIs an HPP SharedMatrix implicitly synchronized by hppWait?
Is a SharedMatrix implicitly synchronized by hppWait i.e., hppiGetMatrixData is conceptually not needed in this case? I wonder if this is correct in particular when CPU/GPU copies cannot be omitted...
View Article(ippiMalloc_XXX | malloc) & ippiFilterGauss*
Hello.Do I need to allocate memory for arrays only with ippiMalloc (it allocates 32-bytes aligned memory) or not?Does using other memory allocating functions (malloc, ...) affects to...
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Crypto: RSA key validation fails with IPP 8.0.1, worked with 7.1.1
Hello,I've originally submitted this issue through Premier support (#6000034472) but I haven't received any reply for one month now, so I'm trying here instead.After upgrading IPP from 7.1.1 to 8.0.1,...
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problem with adding pixel values of two images
I have two image: the first one is a test-card picture and the second is an orange banner.When I do ippiAdd_8u_C3IRSfs(orange_pic, test-card, ....) the orange banner is shown properly only on the black...
View ArticleDeprecated in place functions
Hi all,I'm have been using IPP for many years. Recently I have upgraded from v6.0 to v8.0, and now I have to deal with the deprecation issue announced in v7.1.My problem is with the deprecated in place...
View ArticleMissing Max Function?
Hi,An example of something I often have to do - I have a vector with (say) 1024 floating point values and I want the maximum of every 8 values, i.e.output[0] = max (input, 0 to 7) output[1] = max...
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