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kalaspuffar / tensorflow-data

An small example how to use tensorflow data (tf.data)
MIT License
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I am trying to use my model on object detection but it is not detecting the object at all and this this the error am having #11

Closed abumubaarak closed 5 years ago

abumubaarak commented 5 years ago

2019-11-18 09:42:02.704 8365-8365/org.tensorflow.lite.examples.detection E/tensorflow: CameraActivity: Exception! java.lang.RuntimeException: java.lang.IllegalArgumentException: ByteBuffer is not a valid flatbuffer model at org.tensorflow.lite.examples.detection.tflite.TFLiteObjectDetectionAPIModel.create(TFLiteObjectDetectionAPIModel.java:132) at org.tensorflow.lite.examples.detection.DetectorActivity.onPreviewSizeChosen(DetectorActivity.java:109) at org.tensorflow.lite.examples.detection.CameraActivity.onPreviewFrame(CameraActivity.java:200) at android.hardware.Camera$EventHandler.handleMessage(Camera.java:1181) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:164) at android.app.ActivityThread.main(ActivityThread.java:6524) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:451) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:888) Caused by: java.lang.IllegalArgumentException: ByteBuffer is not a valid flatbuffer model at org.tensorflow.lite.NativeInterpreterWrapper.createModelWithBuffer(Native Method) at org.tensorflow.lite.NativeInterpreterWrapper.(NativeInterpreterWrapper.java:60) at org.tensorflow.lite.Interpreter.(Interpreter.java:223) at org.tensorflow.lite.Interpreter.(Interpreter.java:211) at org.tensorflow.lite.examples.detection.tflite.TFLiteObjectDetectionAPIModel.create(TFLiteObjectDetectionAPIModel.java:130) at org.tensorflow.lite.examples.detection.DetectorActivity.onPreviewSizeChosen(DetectorActivity.java:109)  at org.tensorflow.lite.examples.detection.CameraActivity.onPreviewFrame(CameraActivity.java:200)  at android.hardware.Camera$EventHandler.handleMessage(Camera.java:1181)  at android.os.Handler.dispatchMessage(Handler.java:106)  at android.os.Looper.loop(Looper.java:164)  at android.app.ActivityThread.main(ActivityThread.java:6524)  at java.lang.reflect.Method.invoke(Native Method)  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:451)  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:888) 

kalaspuffar commented 5 years ago

Hi @realDeve

I've not seen the code but from the error message, I can read that you are trying to use the raw ByteBuffer for your detection.

Try to change it over to a flat buffer. I have some demo code that describes this.

Look at line 27 to 32 at

https://github.com/kalaspuffar/tensorflow-mnist-test/blob/968420b08d82ed307fe891b4e6534443d8bfb02e/src/main/java/org/ea/tensorflow/App.java#L27

Hope this helps.

Best regards Daniel

abumubaarak commented 5 years ago

Thanks, I have solved the issue days ago... I really appreciate your help :)