!7

import android.app.Activity;

import android.widget.*;

import android.graphics.*;

import android.hardware.Camera;

import android.view.*;

p {

  print "Listing cameras..."

  runOnUiThread(runnable {

    final int n = Camera.getNumberOfCameras();

    print("Cameras: " + n);

    //final Camera cam = Camera.open(0/*n-1*/);

    TextureView mTextureView = new TextureView(androidContext());

    mTextureView.setSurfaceTextureListener(new TextureView.SurfaceTextureListener() {

      Camera mCamera;

      public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {

          mCamera = Camera.open(n-1);

          try {

              mCamera.setPreviewTexture(surface);

              mCamera.startPreview();

          } catch (IOException ioe) {

              // Something bad happened

          }

      }

      public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) {

          // Ignored, Camera does all the work for us

      }

      public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) {

          mCamera.stopPreview();

          mCamera.release();

          return true;

      }

      public void onSurfaceTextureUpdated(SurfaceTexture surface) {

          // Invoked every time there's a new Camera preview frame

      }        

    });

    androidShow(mTextureView);

  });

}

static class CamCallback implements SurfaceHolder.Callback {

  public void surfaceChanged (SurfaceHolder holder, int format, int width, int height) {

    print "surfaceChanged"

  }

  public void surfaceCreated (SurfaceHolder holder) {

    print "surfaceCreated"

  }

  public void surfaceDestroyed (SurfaceHolder holder) {

    print "surfaceDestroyed"

  }

}

static class ShutterCallback implements Camera.ShutterCallback {

  public void onShutter() {

    print "Shutter!"

  }

}

static class JpegCallback implements Camera.PictureCallback {

  public void onPictureTaken (byte[] data, Camera cam) {

    TextView tv = new TextView(androidContext());

    tv.setText("Picture data: " + data.length);

    androidShow(tv);

    System.out.println("Picture data: " + data.length);

    cam.release();

    print "Camera released."

  }

}