Possible bug of Intel IPP 9.0 for Resize image.
Hi staff,I have worked for a time with the new resize functions in IPP 9.0. and I'm getting some problems which need a help:I have a input picture size 512x512 and I want to resize it. For simplest, I...
View Articlepan/zoom image
I am having a horrible time recreating the equivalent of the deprecated ippiResizeSqrPixel function. I need to be able to pan as well as zoom an image. There seems to be a bug in the ippiResize...
View ArticleEigenValsVecs question
Hello! I compared results of EigenValsVecs functions in IPP and OpenCV and found that in some cases ippiEigenValsVecs function returns exactly (1.0f, 0.0f) and (0.0f, 1.0f) eigen vectors although...
View ArticleIPP H264 decoder performance issue with high resolution
Hi,I am using IPP version 7.0 for decoding H264 video stream for RT application. When trying to decode high resolution of 2640x2640@30fps I noticed the decoder takes average of ~50-70 ms per frame...
View Articleunable to find the download for Legacy library
hello,previously I used community license to get IPP 9.0 and now I need to download the legacy library to use some old function. I have followed this link...
View ArticleC# in IPP 9? Need 64bit C# ipp
I am looking for an IPP version that has a C# layer and examples for 64 bit Windows OS (7pro)... IPP 7 had a C# interface but not 64bit, IPP 9 seems to not have a C# interface, am I wrong?. I could not...
View ArticleIntel® IPP 2017 Beta is available – please register and provide feedback!
Intel® IPP 2017 Beta is now available. The release provides broad and release quality optimizations for AVX512 and AVX2 (KNL and SKL). This results in higher performance and more efficient data...
View ArticleHow to download older versions of IPP?
Hi,How can I download IPP V8.2 with a community licence? I have an older RHEL5 legacy machine and IPP version 8.2 seems to be the latest compatible distribution. Thanks,
View Articlec++ std::nth_element-like sorting in IPP?
Does IPP contain a method for computing 'partially sorted' data? In particular, I'm looking for something comparable to the std::nth_element method in C++ that guarantees that data elements less than...
View ArticleCommunity License serial number does not work
Hello,I downloaded the community licensing version of IPP 9.0 update 2 and received a serial number for it. When installing and entering that serial number, I get an error message box "Activation...
View ArticleippsECCPSetStd() crashes
Hi,I'm trying to use the IPP-ECC functionality (for the first time), and I have a 'weird' issue.Doing a very simple example in C on Linux, heavily inspired by...
View ArticleDeprecated RS decoder/encoder
What the alternatives for encoding and decoding functions for Reed-Solomon code?ThanksMax
View ArticleWarpAffine zoomed image quality
After extensive forth and back to get panning/zooming to work using the WarpAffine functionality (see https://software.intel.com/en-us/forums/intel-integrated-performance-primitives/topic/622238), I...
View ArticleippsThreshold with NaN works differently for various CPU types
Using the following example code: Ipp32f a[] = {-1,-2,-3,-4}; Ipp32f b[4]; ippsLog10_32f_A24(a, b, 4); // Generate some NaNs (actually -NaN) ippsThreshold_32f_I(b, 4, 0, ippCmpLess);...
View Articlemedian filtering
Just started to work with the Intel Performance Primitives. Looks like a fantastic software library !As a first test, I tried ippiFilterMedianBorder. The u8 and u16 versions are blazingly fast,...
View ArticleippsFIR64f_32f
Hi,I'm using old version of IPP, I think it's 4.0 for FIR filtering in a legacy code. Recently we upgraded the system to .NET4.0 and windows 64-bit.After this, I started noting issues with...
View ArticleBug in ippiCopy_32f_C1R ROI handling
Hi,I found a bug in ROI handling in ippiCopy_32f_C1R() function. In some cases it writes outside of specified ROI.IPP library version 2016 Update 2. CPU is Intel Core i5 4460. OS is Windows 8.1...
View Articleresampling using ippsResamplePolyphaseFixed_16s
Hi i am new Intel ipp, when i go through old code some one in my company did i got doubts on resampling bufsize[k] = 200; history[k] = 20; time1[k] = 20;...
View ArticleippA0C4
The IPP headers define ppA0C4, but I didn't see any actual calls for the format. The documentation says: If an alpha (opacity) channel is present in image data, the image must have four channels, with...
View ArticleAdventures with ippiFilterWiener (1)
Having implemented ippiFilterWiener on 8u and 32f (see the next post) I turned to 16u. There is an ippiFilterWiener_16s but not an ippiFilterWiener_16u. Well, I thought, then we simply convert from 16u...
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