• Is there offline compiler for Mali-T628 MP6 OpenCL?

    Heejin Park
    Heejin Park

    Hello, I'm using Odroid-XU3.

    And I installed Opencv 3.0.0-rc1 on odroid-xu3 ubuntu 14.04.


    I want to use function clCreateProgramWithBinary() instead of clCreateProgramWithSource().

    Because of build time for clCreateProgramWithSource() and clBuildProgram…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL threads on Mali T628

    Alok Prakash
    Alok Prakash

    Hello Guys peterharris I am using a Mali T628 GPU on the Odroid XU3 board with Exynos 5422 chip. I have a couple of questions regarding OpenCL on the Mali GPU:


    1. Can we get information of active threads or work groups per shader core for Mali-T6xx similar…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Making Mali Graphics Debugger work with opencl on Odroid Xu3

    Rui Albuquerque
    Rui Albuquerque

    Hey!

    I'm trying to debug an opencl application on my Odroid Xu3 (With the Mali-T628 MP6), and when i try to use MGD, it completely crashes after the first opencl call giving me this error that the passthroughglesapi could not locate the handler function…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • opencl map to cpu cost long time

    yang
    yang

    I used opencl1.1 on Mali628(Exynos5422)。

    1.

    first I create a buffer

    buffer = clCreateBuffer(context, CL_MEM_READ_WRITE | CL_MEM_ALLOC_HOST_PTR, 1280*720*4, NULL, &errorNumber);

    next call the kernel to handle the buffer and waiting the command queue finish…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • How to program using GPU?

    BANGYONG SONG
    BANGYONG SONG

    Hello Nice to meet you

    Please understand my bad english

    To learn to program using GPU, I have been searching informations.

    My device for test is Galaxy S6 and GPU is ARM Mali T-760.

    I'm going to try to use GPU for computer vision.

    To set up environment…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Opencl error sampler_t

    bu
    bu

    Hello,

    I am developping a short application to downsampling images on my samsung alpha.

    I use OpenCL to develop on my GPU.

    I have a problem when I use a sampler_t. Just when I decrare a sampler_t variable in my kernel, the program crash and gave me that…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Can I create a opencl buffer from a GraphicBuffer or a raw ion buffer

    songmao
    songmao

    Hello,

          I found out that on qcom platform, there's a extension,

    https://www.khronos.org/registry/cl/extensions/qcom/cl_qcom_ion_host_ptr.txt

    Can I do the same on mali T760, android platform?

    Songmao

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali GPU OpenCL board

    Omry Sendik
    Omry Sendik

    Dear experts,

    I am looking for a board with a Mali T-8xx and a reasonable CPU (A9/A15/A53/A57/etc.) for developing software IPs over OpenCL

    1. Can you recommend a board?
    2. Can you recommend a development environment?
    3. Do development environments have emulation…
    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • SDK samples running on CPU instead of GPU

    Ben
    Ben

    I have been opencl on the Odroid-XU3 board, this has an ARM big.LITTLE core and a Mali-T628.

    I am trying to run the Rodinina Benchmarking Suite (Found here) on each core and the GPU separately. I have gotten the code working on each CPU using POCL. Now…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • What's the best way to fill a buffer?

    songmao
    songmao

    ARM Graphic expert:

         I have a cl_mem buffer, which will be reused every camera frame,  so it need reset to zero before we can use it.

         for opencl 1.2 we can use clEnqueueFillBuffer, for mali driver, what would be the most…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali T628 user space driver performance

    Joe
    Joe

    Hi,

    I have an OpenCL program that runs on a Mali T628 platform. Originally I was using kernel driver r5p1-00rel1 and user driver r5p0-06rel0. But I was constantly hitting what seemed like a deadlock in the close-source user driver. And my program would…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • prefix sum with Opencl

    Irving.Qin
    Irving.Qin

    Hi, I am accelerating a image processing algorithm with OpenCL on the cellphone, however I met a case which had a very poor performance.

    The case is to calculate the prefix sum of each row on the image (a 2D buffer). For example, a 3x3 image:

    50   32  

    …
    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali OpenCL 2.x SDK - When is it expected from ARM ?

    Paul
    Paul

    Hi All,

    Do we have some idea as to when would ARM release SDK for later versions of OpenCL ( 2.x) ?

    currently we see only OpenCL 1.1 SDK available.

    Regards

    Paul

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • MALI OpenCL: clEnqueueNDRangeKernel and clEnqueueTask has high API overhead

    Paul
    Paul

    Dear All,

    One of my use cases of ARM Mali graphics is running Video(HEVC) Decode Kernels. But, what we discover is that the OpenCL Kernel call APIs clEnqueueNDRangeKernel and clEnqueueTask overhead is much higher than the execution time of the kernel…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Contiguous memory map to Malis

    Norman Goldstein
    Norman Goldstein

    We have two Malis on our board Odroid XU4 .  We wish to create a large image, with one Mali creating half the image and the other Mali creating the other half.  We also want the image to be memory mapped, as it is quite large.  Can we map the image in…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • The use of Open CL and Open GLES together

    AleksBak
    AleksBak

    Hello!

    I am newbie. Now I understand a little work with Open GLES. I am using X11 Mali drivers on Odroid XU4 (Mali T628MP6). I have a question about the joint use of Open CL and Open GLES with X11 drivers (interop?). For example like you have a good…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Not able to trace OpenCL api's using MGD V.4.2.1

    Virender Dagar
    Virender Dagar

    I am trying to trace the OpenCL calls using the MGD V4.2.1 but I don't see any calls being traced.

    I have done the setup both on the target and host side and able to trace the OpenGL calls using the same setup.

    Setup I have done on my host and target…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL printf with r9p0 on Hardkernel Odroid XU4 (Mali T628MP6)

    Simon Jones
    Simon Jones

    I'm trying to use OpenCL printf on an XU4 with the r9p0 OpenCL drivers. These report as OpenCL version 1.2, so my understanding is that printf should be supported without the need to use extensions, is this the case?

    The following code works on OSX…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • mali t6xx - drivers

    kubussz
    kubussz

    Will there be drivers opencl 1.2 and opengl 3.2 for mali t6xxx?

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali T820 OpenGL and OpenCL driver support for Android and Linux ?

    laraquet
    laraquet

    Hello  all,

    There are some  development boards and TV Boxes with the Mali T820 GPU .. Anyone knows go is going the 

    support from ARM to this GPU ?  

    Currently there are some firmware version for Android .. and the people for Linux are waiting for some 

    drivers…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali OpenCL SDK Linux Cross-Compiler

    DavidSV2017
    DavidSV2017

    Hello to all,

    I am using a Debian Linux host computer. I would like to cross-compiler some ARM Mali OpenCL sample code from the SDK. I have been searching all over the Internet and I have found several websites that state that I should run either one…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali OpenCL SDK compile problem

    DavidSV2017
    DavidSV2017

    Hello,

    I am trying to run the 'hello_world_opencl' sample program from the Mali OpenCL SDK on an Android platform (version 5.0.1). Using my Linux desktop with the terminal, I unzipped the Mali OpenCL SDK Linux download .tgz file. Following the ARM Mali…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali t624, is there an OpenCL.so?

    MBTree
    MBTree

    Hi,

    I'm trying to develop an app for Android using the Android Studio and OpenCL. I've pulled the shared library libGLES_mali.so from my testing phone (a Huwaei P8) and attempted to link the library when building the app with Gradle in Android Studio…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • ARM Mali SDK compile error Hello World OpenCL sample code

    DavidSV2017
    DavidSV2017

    Hello,

    I am trying to compile some sample code from ARM Mali SDK (I am using a cross-compiler). I am trying to compile on a Linux Ubuntu system. The sample code is 'Hello_World_OpenCL' and when I tried to compile, I saw this error (I copied the error…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL and Sourcery codebench

    benlarsendk
    benlarsendk

    Hi. 

    I'm trying to learn more about programming to the GPU. I'm using a OrangePi, which has a Mali GPU. Though when I tried using the Mali OpenCL SDK it fails to compile (on the board with Armbian), since I don't have the Sourcery CodeBench installed. Though…

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
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