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Questions tagged [tegra]

Tegra is a family of systems-on-chip (SoC) for mobile devices, designed and sold to device manufacturers by NVIDIA, including one or more ARM CPU cores, a specially-designed NVIDIA GPU, among other components.

Tegra SoCs are usually found in mobile phones and tablets. See NVIDIA's Tegra site for specs, and some examples of products powered with Tegra processors. So far there have been three iterations of the Tegra family, named numerically.

This tag is very likely to be found in conjunction with , and sometimes .

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Jetson TK1 / OpenCV4Tegra Linker errors

I've got a program that compiles / runs fine on my machine. I just picked up a Nvidia Jetson TK1 to try running it on that. I flashed to the latest version of linux4tegra, installed cuda and opencv per the instruction here and here. I'm getting…
Alex Smith
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What is the formula to compute theoritical performance of a Nvidia GPU?

How do you get the maximal number of float operations (in flops) from a GPU ? For instance, on a GK20A GPU (embedded in Tegra K1), which can go up to 852 Mhz and has 192 cuda cores (each of them can do only one basic fp operation per cycle - if I…
GaTTaCa
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tegra android development pack downloading during installation error windows 8.1 (64 bit)

Same error on versions tadp-3.0r3-windows tadp-3.0r2-windows tadp-2.0r8-windows TADP (Tegra Android Development Pack) installer was downloaded from official website flawlessly. During the installation the installer downloads files, which in…
Murad Dasi
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NDK build error after replacing Tegra Android Development Pack by ndk-r9c

I uninstalled Tegra Android Development Pack and manually reconfigured Eclipse's NDK setting as android-ndk-r9c. However, it seems that eclipse is still matching to the removed C:/NVPACK path, may I know how to solve this problem? Build of…
nb369
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Android CPU detection & Tegra

In Android (non-rooted), is there any API or way to detect at runtime an Android CPU, and specially TEGRA devices? Thanks
PerracoLabs
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Can I use nVidia CUDA on QNX(x86 or tegra) and what driver do I need for this?

Can I use nVidia CUDA on QNX(x86_64 or other) and what driver do I need for this? I found nothing about this by link, and in #46 answer sound like "I don't know" http://www.qnx.com/news/web_seminars/faq_multicore.html But, QNX thinks to Include…
Alex
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Tegra Development Pack NDK UnsatisfiedLinkError

I'm really stuck. I previously installed the Tegra Development Pack and it was all working flawlessly. All of the samples built and ran with no errors. I messed around with the samples a little too much and they stopped working. I didn't have a…
user873578
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meshobjects are glitchy, but only on Tegra 3 devices

Hello my rendering is very glitchy on Tegra 3 devices.. any Idea how this is possible? Here are two screens. the first one is the glitchy one from an Asus A510 tablet and the second is the correct rendering on my galaxy nexus And here is my code…
klanm
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What cause the performance variation of multithread Java program on Android system?

I tried to run a multithread Java program (in MapReduce style) on Google Nexus 7, and measured the execution time with System.currentMillis(); I found that the performance varies a lot (w/ 4 threads on Tegra 3 w/ 4 cores), as below: 704 872 729…
JackWM
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Android NDK pthread multicore

I have a big array, iterating and doing my work over it takes about 50ms. App i am developing will run on tegra3 or other fast cpu. I have divided my work for four threads, using pthread, i have taken width of my array, divided it by total core…
ZZZ
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How to enable hardware support for libEGL for Tegra 2 Linux?

I am trying to run my OpenGL ES application Ubuntu 11.04 installed on Harmony developer board (Tegra 2), however when I use packages: libegl1-mesa, libegl1-mesa-dev, libegl1-mesa-drivers libgles2-mesa, libgles2-mesa-dev application reports: libEGL…
Vladimir Perković
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Using NV_depth_nonlinear extension on Tegra Devices

Has anyone used this extension successfully? The Khronos spec can be read here: NV_depth_nonlinear extension I have successfully check the extension via EGL config choosing: public class CustomEGLConfigChooser implements EGLConfigChooser { …
homer_simpson
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HeightMap : gltexsubimage2d VS vertex attribute

I have a dynamic heightmap for my terrain, its going to be modified almost every frame, should i use gltexsubimage2d and texture as heightmap or update vertices buffer every frame instead of creating vbo? What approach should be faster? I understand…
ZZZ
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Optimizing yuv420p to rgb565 conversion with Tegra?

When my android application native code runs on NEON processor I'm taking advantage of the fast NEON assembler instructions to convert yuv420p to rgrb565. Is there something similar for Tegra processors though?
Alexander Kulyakhtin
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glDrawTexiOES on Nvidia Tegra 3

I can't get the ((GL11Ext) gl).glDrawTexfOES / glDrawTexiOES extension to work on my Tegra 3 device (HTC One X). With GL Errors enabled, I get the following GLException: "out of memory". The same code works on every other Android device / emulator…
ShibbyUK
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