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Questions tagged [qcar-sdk]

Qualcomm Vuforia's (QCAR) computer vision functionality will recognize a variety of 2D and 3D visual targets. With support for iOS, Android, and Unity 3D.

Qualcomm Vuforia's (QCAR) computer vision functionality will recognize a variety of 2D and 3D visual targets. With support for iOS, Android, and Unity 3D.

52 questions
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Use OpenGL ES 1.1 rendering engine with QCAR?

I wanna use a rendering engine with QCAR (vuforia) to build an AR app. Is it possible to incorporate a rendering engine which uses OpenGL ES 1.1 with QCAR? I QCAR is using opengl 2.0 for sample applications.
Jonas
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integrating JPCT-ae with QCAR(vuforia)

i know what i am going to ask is already discussed sometimes but after going through all of them i can't found my complete answer so i am asking a new question when i tried integrating JPCT-ae with QCAR all goes well as expected, i got my modelview…
mrYogi
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Application crash on glColor4f OpenGl function in IOS

I am working on OpenCV client app, my application works fine on IOS 5.1 but when i run my application on IOS 4.3 then it crashed at glColor4f function which defined in gl.h class, but it not show any error message on crash. I am doing like…
josh
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Application crash using Qualcomm library for IOS Application

I am using Qualcomm library for my application. My application works fine on iPhone 4S but when I try to install on iPhone 4 then it crashes. The relevant code is: QCAR::Frame frame = state.getFrame(); int frame.getNumImages(); with the app…
josh
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How to apply the projection and modelview matrixs of QCAR (Vuforia) to min3D scene

I would like to use Qualcomm's Augmented Reality SDK (Vuforia) with the min3D library and load obj model. How can I merge QCAR (Vuforia) with min3D? How to apply the projection and modelview matrixs of QCAR (Vuforia) to min3D? So that the scene is…
user779554
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Tracking from specific video using QCAR

I am developing an android application which receiving the video stream from a server. I want to use QCAR SDK to track the Frame Marker in the video. However, it seems that QCAR can only work on the video from camera device. How can I use QCAR to do…
Marjeay
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play video with qcar and android AR application

I am developing an android application in which a specific video is played when the poster of a specific movie is shown infront of the camera in android, i found many AR tutorial just show 3D object when detect a pattern, i need some advice to make…
imen emy
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Android NDK JNI Call Returning Different Values

I am building an augmented reality application using the Android SDK/NDK and the qualcomm AR SDK. Part of my application requires me to pass multiple float arrays over to the native side of the program to deal with model dimensions. My problem is…
stevokk
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Unable to find QCARWrapper

I've created a QCAR project in Unity which I can successfully run on Android from Unity. However, I'm encountering a problem exporting it to an Eclipse android project. I have followed the instructions from here but when I try to run the app I get…
aaronmarino
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Can't draw loaded models in OpenGL ES 1.x with C++

I load obj models and try to render them with OpenGL ES using Android NDK: class ObjModel{ public: ObjModel(); ~ObjModel(); int numVertex, numNormal,numTexCoord, numTriange; float *vertexArray; float *normalArray; float…
user468311
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1 answer

How to rotate video feed when changing device orientation on iPad2 (in Unity with Qualcomm QCAR extension)

I have developed an AR application for iPad2 that uses an ImageMarker to display a 3D object on screen, in front of the camera feed, when the marker is detected. My app needs to run in landscape mode to handle display of the 3D model well (aspect…
Jonas
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Loading markers from outside the app bundle in iOS with Qualcomm AR (QCAR)

Does anyone know if it is possible to load the config.xml and qcar-resources.dat (The files that contain the marker info) from outside the app bundle? According to the official forums and documentation, it is not. However, there is an app out there…
tomwilson
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multiple instances of same marker in iOS augmented reality

I have some augmented reality issue here..I have to detect multiple instances of same images..I used vuforia, but it seems to me that it doesn't have support for that..string have that support but it costs $999 which is too expensive for me..is…
Shoeb Amin
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loading a Unity Vuforia Project in a Subview in Android throws Fatal Exception

I'm building an Augmented Reality application using Unity with the Vuforia SDK. I've successfully built my project directly from Unity to Android. Now I'm trying to run my unity project in a subview of an Android project which I have written in…
Sergios
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Merge Multiple QCAR Projects with One Main Project

i am working in Augmented Reality and i`ve made some demo Projects Using QCAR sample Projects they are working one individually, but i want to combine them in one Main project and give user an option to select any of the following project at its…
Usman Kurd
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