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2014/10/16 ¤W¤È 08:20:52
android Programming Glossary: opencvDigit Recogntion using OpenCV on android [closed] http://stackoverflow.com/questions/10107258/digit-recogntion-using-opencv-on-android Recogntion using OpenCV on android closed I'm a first time Android and OpenCV developer.. OpenCV on android closed I'm a first time Android and OpenCV developer and I would very much appreciate your help and some.. use Opencv for Document Recognition with OCR Basic OCR in OpenCV Simple Digit Recognition OCR in OpenCV Python On SuDoKu Grabber..
http://stackoverflow.com/questions/11699744/face-recognition-on-android problems It seems the Contrib Module isn't included in OpenCV 2.4.2 . is there anyway to use it in the project I tried using.. find any tutorial on how to perform face recognition using OpenCV and Java so I decided to share a viable solution here. The solution.. java.io.File import java.io.FilenameFilter public class OpenCVFaceRecognizer public static void main String args String trainingDir..
How to use an OpenCV rotation and translation vector with OpenGL ES in Android? http://stackoverflow.com/questions/3712049/how-to-use-an-opencv-rotation-and-translation-vector-with-opengl-es-in-android to use an OpenCV rotation and translation vector with OpenGL ES in Android I'm..
http://stackoverflow.com/questions/4125821/face-detection-in-android am currently weighing up my options. I have considered the OpenCV port available for Android and using their face detection functions.. and OpenGL draws rectangles which works in Android 2.2. OpenCV in Android You'd better try this on Linux I've tried it on Windows..
Face recognition API for java android http://stackoverflow.com/questions/6825778/face-recognition-api-for-java-android I found on face recognition libraries. FaceDetector.Face OpenCV Facerecog UPDATE Image Identification links Koaba Imaging Solution..
How Does OpenCV ORB Feature Detector Work? http://stackoverflow.com/questions/7232651/how-does-opencv-orb-feature-detector-work Does OpenCV ORB Feature Detector Work I want to implement a feature based.. So far I extracted the features using ORB class from OpenCV ORB orb orb gray_image Mat features.keypoints features.descriptors.. any documentation about it or about the ORB class from OpenCV the meaning of the ORB constructor parameters P.S. This is my..
Android: how to display camera preview with callback? http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback the canvas without encoding them to JPEG first Inside the OpenCV kit http sourceforge.net projects opencvlibrary files opencv.. projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2 download which doesn't actually use..
Digit Recogntion using OpenCV on android [closed] http://stackoverflow.com/questions/10107258/digit-recogntion-using-opencv-on-android possible. This is how the picture can be inputted android opencv image processing ocr share improve this question There are..
Unable to link native library in OpenCV Android sample http://stackoverflow.com/questions/10857301/unable-to-link-native-library-in-opencv-android-sample lang UnsatisfiedLinkError thrown while initializing Lorg opencv samples tutorial3 Sample3View In this line System.loadLibrary.. 05 31 23 41 45.976 W ActivityThread 9708 Application org.opencv.samples.tutorial3 is waiting for the debugger on port 8100..... 47.866 I Sample Activity 9708 Instantiated new class org.opencv.samples.tutorial3.Sample3Native 05 31 23 41 48.909 D dalvikvm..
http://stackoverflow.com/questions/10982988/ellipse-detection-with-opencv could be useful please let me know. Thanks java android opencv image processing computer vision share improve this question..
OpenCV for ANDROID image compare http://stackoverflow.com/questions/11045263/opencv-for-android-image-compare for object detection and comparison. Thank you. android opencv image processing computer vision object recognition share.. is the API for the algorithms. ORB and others http docs.opencv.org modules features2d doc feature_detection_and_description.html.. SURF and SIFT http docs.opencv.org modules nonfree doc feature_detection.html The way these..
Android UnsatisfiedLinkError with OpenCV 2.4.2 http://stackoverflow.com/questions/11614227/android-unsatisfiedlinkerror-with-opencv-2-4-2 but succeeds otherwise. package com.example import org.opencv.core.Mat import android.app.Activity import android.os.Bundle.. n_Mat 07 23 09 59 43.835 E AndroidRuntime 8222 at org.opencv.core.Mat.n_Mat Native Method 07 23 09 59 43.835 E AndroidRuntime.. Method 07 23 09 59 43.835 E AndroidRuntime 8222 at org.opencv.core.Mat. init Mat.java 181 07 23 09 59 43.835 E AndroidRuntime..
http://stackoverflow.com/questions/11699744/face-recognition-on-android sure how to acquire... Here is the error The method train opencv_core.CvArr opencv_core.CvArr in the type opencv_contrib.FaceRecognizer.. Here is the error The method train opencv_core.CvArr opencv_core.CvArr in the type opencv_contrib.FaceRecognizer is not.. train opencv_core.CvArr opencv_core.CvArr in the type opencv_contrib.FaceRecognizer is not applicable for the arguments ArrayList..
OpenCV Native Samples are not building http://stackoverflow.com/questions/12466074/opencv-native-samples-are-not-building none have helped me solve my issue. I am using the android opencv library in eclipse juno When I build the sample I will use sample.. 15 29 35 Build of configuration Default for project org.opencv.samples.tutorial4.Sample4Mixed C dev android ndk re8b windows.. in my properties c c build path. HELP android eclipse opencv android ndk share improve this question Try the following..
How to use an OpenCV rotation and translation vector with OpenGL ES in Android? http://stackoverflow.com/questions/3712049/how-to-use-an-opencv-rotation-and-translation-vector-with-opengl-es-in-android on Android. What I did so far is detect a square with opencv and then using cvFindExtrinsicCameraParams2 I calculated a rotation.. I hope someone can help thanks already android opengl es opencv augmented reality share improve this question Okay after..
http://stackoverflow.com/questions/4125821/face-detection-in-android Implementing a particular algorithm myself android opencv camera face recognition share improve this question Try..
How Does OpenCV ORB Feature Detector Work? http://stackoverflow.com/questions/7232651/how-does-opencv-orb-feature-detector-work my first question. and I can't post more than 2 links. For opencv documentation use this . android opencv alignment computer.. than 2 links. For opencv documentation use this . android opencv alignment computer vision share improve this question UPDATE.. UPDATE Now it is in the OpenCV documentation here http opencv.itseez.com modules features2d doc feature_detection_and_description.html#orb..
Android: how to display camera preview with callback? http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback first Inside the OpenCV kit http sourceforge.net projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2.. kit http sourceforge.net projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2 download which.. android bin.tar.bz2 download which doesn't actually use opencv don't worry there's a project called tutorial 0 androidcamera..
Digit Recogntion using OpenCV on android [closed] http://stackoverflow.com/questions/10107258/digit-recogntion-using-opencv-on-android Recogntion using OpenCV on android closed I'm a first time Android and OpenCV developer and I would very much appreciate your help and some advise... Recogntion using OpenCV on android closed I'm a first time Android and OpenCV developer and I would very much appreciate your help and some advise. I would like to extract and identify digits inputted.. can really help you achieve what you are looking for How to use Opencv for Document Recognition with OCR Basic OCR in OpenCV Simple Digit Recognition OCR in OpenCV Python On SuDoKu Grabber with OpenCV check item 5 Recognizing digits . share improve..
http://stackoverflow.com/questions/11699744/face-recognition-on-android to develop the whole app with Java and therefor I'm having some problems It seems the Contrib Module isn't included in OpenCV 2.4.2 . is there anyway to use it in the project I tried using JavaCV to use the Contrib Module's FaceRecognizer class... face recognition with JavaCV from http pcbje.com I couldn ™t find any tutorial on how to perform face recognition using OpenCV and Java so I decided to share a viable solution here. The solution is very inefficient in its current form as the training.. import static com.googlecode.javacv.cpp.opencv_contrib. import java.io.File import java.io.FilenameFilter public class OpenCVFaceRecognizer public static void main String args String trainingDir args 0 IplImage testImage cvLoadImage args 1 File root..
How to use an OpenCV rotation and translation vector with OpenGL ES in Android? http://stackoverflow.com/questions/3712049/how-to-use-an-opencv-rotation-and-translation-vector-with-opengl-es-in-android to use an OpenCV rotation and translation vector with OpenGL ES in Android I'm am working on a basic augmented reality application on Android...
http://stackoverflow.com/questions/4125821/face-detection-in-android looking into implementing face detection at the moment and am currently weighing up my options. I have considered the OpenCV port available for Android and using their face detection functions but from demos I have seen of previous implementations.. Here's a realtime face detection sample using FaceDetector and OpenGL draws rectangles which works in Android 2.2. OpenCV in Android You'd better try this on Linux I've tried it on Windows but failed . JavaCV strongly recommended There is a sample..
Face recognition API for java android http://stackoverflow.com/questions/6825778/face-recognition-api-for-java-android
How Does OpenCV ORB Feature Detector Work? http://stackoverflow.com/questions/7232651/how-does-opencv-orb-feature-detector-work Does OpenCV ORB Feature Detector Work I want to implement a feature based alignment algorithm using the ORB feature detector and extractor... alignment algorithm using the ORB feature detector and extractor. So far I extracted the features using ORB class from OpenCV ORB orb orb gray_image Mat features.keypoints features.descriptors and matched them using the knnMatch function from openCV.. I got less than 4. Has anybody used this feature Is there any documentation about it or about the ORB class from OpenCV the meaning of the ORB constructor parameters P.S. This is my first question. and I can't post more than 2 links. For opencv..
Android: how to display camera preview with callback? http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback you have. Have you considered drawing the pixels directly to the canvas without encoding them to JPEG first Inside the OpenCV kit http sourceforge.net projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2 download which.. them to JPEG first Inside the OpenCV kit http sourceforge.net projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2 download which doesn't actually use opencv don't worry there's a project called tutorial 0 androidcamera..
Digit Recogntion using OpenCV on android [closed] http://stackoverflow.com/questions/10107258/digit-recogntion-using-opencv-on-android It would help me very much if you could be as specific as possible. This is how the picture can be inputted android opencv image processing ocr share improve this question There are some great discussions that I've seen around here and other..
Unable to link native library in OpenCV Android sample http://stackoverflow.com/questions/10857301/unable-to-link-native-library-in-opencv-android-sample trying to run debug it on device from eclipse Exception Ljava lang UnsatisfiedLinkError thrown while initializing Lorg opencv samples tutorial3 Sample3View In this line System.loadLibrary native_sample Here's full logcat log 05 31 23 41 45.976 W.. line System.loadLibrary native_sample Here's full logcat log 05 31 23 41 45.976 W ActivityThread 9708 Application org.opencv.samples.tutorial3 is waiting for the debugger on port 8100... 05 31 23 41 45.983 I System.out 9708 Sending WAIT chunk 05.. 47.819 D szipinf 9708 Initializing inflate state 05 31 23 41 47.866 I Sample Activity 9708 Instantiated new class org.opencv.samples.tutorial3.Sample3Native 05 31 23 41 48.909 D dalvikvm 9708 threadid 1 still suspended after undo sc 1 dc 1 05 31..
http://stackoverflow.com/questions/10982988/ellipse-detection-with-opencv 1 1 0 mCircles.get 1 1 1 break If you think any more info could be useful please let me know. Thanks java android opencv image processing computer vision share improve this question One possible solution to your problem is similar to this..
OpenCV for ANDROID image compare http://stackoverflow.com/questions/11045263/opencv-for-android-image-compare would be good if there was some kind of samples or tutorials for object detection and comparison. Thank you. android opencv image processing computer vision object recognition share improve this question The best method for what you ask is.. with other images to see if they are similar enough. Here is the API for the algorithms. ORB and others http docs.opencv.org modules features2d doc feature_detection_and_description.html SURF and SIFT http docs.opencv.org modules nonfree doc.. and others http docs.opencv.org modules features2d doc feature_detection_and_description.html SURF and SIFT http docs.opencv.org modules nonfree doc feature_detection.html The way these algorithms work for that task is by selecting interesting points..
Android UnsatisfiedLinkError with OpenCV 2.4.2 http://stackoverflow.com/questions/11614227/android-unsatisfiedlinkerror-with-opencv-2-4-2 as follows it fails if I include the Mat mat new Mat line but succeeds otherwise. package com.example import org.opencv.core.Mat import android.app.Activity import android.os.Bundle public class HelloAndroidActivity extends Activity Called.. 59 43.835 E AndroidRuntime 8222 java.lang.UnsatisfiedLinkError n_Mat 07 23 09 59 43.835 E AndroidRuntime 8222 at org.opencv.core.Mat.n_Mat Native Method 07 23 09 59 43.835 E AndroidRuntime 8222 at org.opencv.core.Mat. init Mat.java 181 07 23 09.. E AndroidRuntime 8222 at org.opencv.core.Mat.n_Mat Native Method 07 23 09 59 43.835 E AndroidRuntime 8222 at org.opencv.core.Mat. init Mat.java 181 07 23 09 59 43.835 E AndroidRuntime 8222 at com.example.HelloAndroidActivity.onCreate HelloAndroidActivity.java..
http://stackoverflow.com/questions/11699744/face-recognition-on-android method explicitly accepts the CvArr Data type which I'm not sure how to acquire... Here is the error The method train opencv_core.CvArr opencv_core.CvArr in the type opencv_contrib.FaceRecognizer is not applicable for the arguments ArrayList ArrayList.. accepts the CvArr Data type which I'm not sure how to acquire... Here is the error The method train opencv_core.CvArr opencv_core.CvArr in the type opencv_contrib.FaceRecognizer is not applicable for the arguments ArrayList ArrayList Does anyone.. I'm not sure how to acquire... Here is the error The method train opencv_core.CvArr opencv_core.CvArr in the type opencv_contrib.FaceRecognizer is not applicable for the arguments ArrayList ArrayList Does anyone know how to change my ArrayList..
OpenCV Native Samples are not building http://stackoverflow.com/questions/12466074/opencv-native-samples-are-not-building Plus I know there have been questions about this before but none have helped me solve my issue. I am using the android opencv library in eclipse juno When I build the sample I will use sample 4 as an example I get this message in my console 15 29.. use sample 4 as an example I get this message in my console 15 29 35 Build of configuration Default for project org.opencv.samples.tutorial4.Sample4Mixed C dev android ndk re8b windows ndk build.cmd Cannot run program C dev android ndk re8b windows.. path to my ndk. But to be even more safe I defined it again in my properties c c build path. HELP android eclipse opencv android ndk share improve this question Try the following steps Head to the project's properties. If you're using Windows..
How to use an OpenCV rotation and translation vector with OpenGL ES in Android? http://stackoverflow.com/questions/3712049/how-to-use-an-opencv-rotation-and-translation-vector-with-opengl-es-in-android Android I'm am working on a basic augmented reality application on Android. What I did so far is detect a square with opencv and then using cvFindExtrinsicCameraParams2 I calculated a rotation and translation vector. For this I used 4 object points.. I guess it was just a lucky hit but not the right approach. I hope someone can help thanks already android opengl es opencv augmented reality share improve this question Okay after some more testing I finally managed to get it to work. While..
http://stackoverflow.com/questions/4125821/face-detection-in-android on how I could get the best results... Using an available library Implementing a particular algorithm myself android opencv camera face recognition share improve this question Try FaceDetector in the Android SDK. It returns face positions and..
How Does OpenCV ORB Feature Detector Work? http://stackoverflow.com/questions/7232651/how-does-opencv-orb-feature-detector-work the meaning of the ORB constructor parameters P.S. This is my first question. and I can't post more than 2 links. For opencv documentation use this . android opencv alignment computer vision share improve this question UPDATE Now it is in the.. P.S. This is my first question. and I can't post more than 2 links. For opencv documentation use this . android opencv alignment computer vision share improve this question UPDATE Now it is in the OpenCV documentation here http opencv.itseez.com.. alignment computer vision share improve this question UPDATE Now it is in the OpenCV documentation here http opencv.itseez.com modules features2d doc feature_detection_and_description.html#orb A detailed description of the algorithm is..
Android: how to display camera preview with callback? http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback pixels directly to the canvas without encoding them to JPEG first Inside the OpenCV kit http sourceforge.net projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2 download which doesn't actually use opencv don't worry.. the canvas without encoding them to JPEG first Inside the OpenCV kit http sourceforge.net projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2 download which doesn't actually use opencv don't worry there's a project.. projects opencvlibrary files opencv android 2.3.1 OpenCV 2.3.1 android bin.tar.bz2 download which doesn't actually use opencv don't worry there's a project called tutorial 0 androidcamera that demonstrates converting the YUV pixels to RGB and then..
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