Will Noise Reduction supports 16Khz sampling frequancy for audio
Hi, I am using AAC audio codec for my application, when i apply filter for the application the voice was getting disorted and not clear, when we used the Noise Reduction filter for G729, it is...
View ArticleHow can I decrease the performance load for video frame scaling by IPP?
Dear all,at the moment my video decoder delivers frames in UYVY. Then a color conversion from UYVY to YUY2 is done. After this the video frame is scaled by an IPP call from 352x288 to 800x600. At last...
View Articleh264 Encoder in 7.1 slower than in 7.0
Hi there,I ported my H264 Encoder to IPP v7.1 using the samples that I built as dynamic multithreaded libraries and now the performance is dropped on H264 encoding with the same settings as in...
View ArticleChange color value of pixels
I am looking for a function to do selective change of colors in an image.I have a RGB 32 image. It basically is white text with black back. I am looking for IPP function or set of functions that can...
View ArticleCan Mpeg2FrameConstrutor detect changes in aspect ratio? solved!
Edit: Solved by using GetInfo() from the decoder.I have a live stream that changes aspect ratio on-the-fly, I try to detect that with following the code but it don't work.m_framer are an instance of...
View ArticleippiResizeCenter equivalent
I am facing a similar situation to this poster;http://software.intel.com/en-us/forums/topic/305657I am trying to achieve zoom effect using the resize mechanism. It works, but the image is also shifted....
View ArticleFlipping images
Is there an app function to simply flip images vertically / horizontally ?I see there is funtion to do rotate and mirror. but nothing about flipping.Shashi
View Article8 bpp indexed RGB to 24bpp RGB image
HelloI have an image thats 8 bits per pixel, that also has a palette that 256 colors. ( RGB[256] )Is there an ipp function that gives me a 24bpp image replcing each ot the 8bpp data with color it...
View ArticleColorTwist saturation giving wrong results
I am using ColorTwist for image saturation manipulation. The image is 8u 3c.[c]// BGR to RGBint...
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What is the best way to get a YV12 video frame into a YUY2 one?
Dear all,my former colleague selected the video decoder to deliver a YUY2/UYVY 4:2:2 composite format as video frame while the video input format is YV12 4:2:0.Then I do some scaling and some colors of...
View ArticleDeconv LR method - Restoring pixel borders (reducing ringin effect)
Hi I tried the LR deconv method from IPP and got it working. However, I am not sure as to what I should use to restore the pixel border before calling this function ? I use edgetaper in matlab for this...
View ArticleIntel Performance Library in VS 2010
Hi, I downloaded, and installed IPP "w_ipp_7.1.1.119_intel6".First of all, it looks like the directory names are somewhat inconsistent. For example, I downloaded "w_ipp_7.1.1.119_intel64", but my...
View Articlecmake error for ipp-sample.7.1.1.013
Hi, I followed exactly how to setup the Main Samples. (w_ipp-samples_p_7.1.1.013)http://software.intel.com/en-us/articles/code-samples-for-intel-integrat...I installed perl and cmake properly, as...
View Articleabout h.264 simple encoder
Hi all,I downloaded intel C++ studio XE for windows 2013 (IA32 version, update 2). However, after installing, I can not find folder containing UMC files. Therefore, I downloaded code sample for intel...
View ArticleVisual Studio 2008 Linking error in IPP 7.1
We are getting below linking errors in my application which uses audio-video-codecs libraries of IPP Samples of version 7.1.1.013 and Core IPP Libraries of version 7.1.1.119_intel64 on Windows Server...
View ArticleCan't build audio-video-codecs folder
Hello,I followed the different steps to setup the main sample (ipp-samples.7.1.1.013) and I'm trying to build the audio-video-codecs by typing the line "perl build.pl...
View ArticleMax / Min of two vectors
Hello everyone,I want to know if Intel IPP offers a function to compute the componentwise maximum (minimum) of two vectors, i.e.c=max(a,b) <--> c_i =max(a_i,b_i)where a and b are vectors of float...
View ArticleRegarding the performance of function ippsDecodeLZO_8u()
From my understanding IPP libraries use SIMD instructions so that they outperform other libraries. So I tried using the 'disass' feature of gdb to check if there are any SIMD instructions present in...
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Failure to decode (UIC Failure)
Hi, I installed ipp samples (7.1.1) correctly. And, I used UIC examples.It works fine for only certain images. To be exact, it only worked for the images encoded using UIC.For example, I had few "jpeg"...
View ArticleIPP threaded static libraries will be removed in future?
Why? I think it's very useful.
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