Android : AR - 연습코드. NyArToolkit 삽입 전 ver

<SPAN id=tx_marker_caret></SPAN><SPAN id=tx_marker_caret></SPAN>package cs.sungshin.wjy; import java.io.IOException; import android.app.Activity; import android.content.Context; import android.content.pm.ActivityInfo; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.PixelFormat; import android.hardware.Camera; import android.hardware.Camera.PreviewCallback; import android.opengl.GLSurfaceView; import android.os.Bundle; import android.util.Log; import android.view.SurfaceHolder; import android.view.SurfaceView; import android.view.Window; import android.widget.LinearLayout.LayoutParams; public class cam1229 extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE); Preview mPreview = new Preview(this); mRenderer = new CubeRenderer(true); mGLSurfaceView = new GLSurfaceView(this); //translucent mGLSurfaceView.setEGLConfigChooser(8, 8, 8, 8, 16, 0); mGLSurfaceView.getHolder().setFormat(PixelFormat.RGBA_8888); mGLSurfaceView.setRenderer(mRenderer); //OpenGL 먼저 표시하기 setContentView(mGLSurfaceView); //그 다음 카메라 표시하기 addContentView(mPreview, new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT)); } private GLSurfaceView mGLSurfaceView; private CubeRenderer mRenderer; @Override protected void onResume() { super.onResume(); } @Override protected void onPause() { super.onPause(); } } ////////////////////////////// // camer preview //////////////////////////// class Preview extends SurfaceView implements SurfaceHolder.Callback { SurfaceHolder mHolder; Camera mCamera; boolean mPreviewRunning = false; Bitmap bit; Preview(Context context) { super(context); mHolder = getHolder(); mHolder.addCallback(this); mHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS); } /* Camera.PictureCallback mPictureCallback = new Camera.PictureCallback() { public void onPictureTaken(byte[] data, Camera c) { mCamera.startPreview(); } }; */ Camera.PreviewCallback mPreviewCallback = new PreviewCallback() { public void onPreviewFrame(byte[] _data, Camera _camera) { // TODO Do something with the preview image. }}); Log.e("input Array", _data.length+""); mCamera.startPreview(); bit = null; Log.e("before convert","dd"); int abc[]=decodeYUV420SP(_data,320,240); Log.e("abc Array", abc.length+""); //int [] pixels = new int[320 * 240]; //decodeYUV(pixels, _data, 50, 50); //bit = Bitmap.createBitmap(pixels, 320, 240, Bitmap.Config.ARGB_8888); //bit = BitmapFactory.decodeByteArray(_data, 0, _data.length); if(bit ==null) Log.e("converte failed","failed"); /*bit = null; Log.e("before convert","dd"); if(_data !=null) Log.e("_data is not null","failed"); bit = BitmapFactory.decodeByteArray(_data, 0, _data.length); if(bit ==null) Log.e("converte failed","failed"); //test!*/ } }; public int[] decodeYUV420SP( byte[] yuv420sp, int width, int height) { final int frameSize = width * height; int rgb[]=new int[width*height]; for (int j = 0, yp = 0; j < height; j++) { int uvp = frameSize + (j >> 1) * width, u = 0, v = 0; for (int i = 0; i < width; i++, yp++) { int y = (0xff & ((int) yuv420sp[yp])) - 16; if (y < 0) y = 0; if ((i & 1) == 0) { v = (0xff & yuv420sp[uvp++]) - 128; u = (0xff & yuv420sp[uvp++]) - 128; } int y1192 = 1192 * y; int r = (y1192 + 1634 * v); int g = (y1192 - 833 * v - 400 * u); int b = (y1192 + 2066 * u); if (r < 0) r = 0; else if (r > 262143) r = 262143; if (g < 0) g = 0; else if (g > 262143) g = 262143; if (b < 0) b = 0; else if (b > 262143) b = 262143; rgb[yp] = 0xff000000 | ((r << 6) & 0xff0000) | ((g >> 2) & 0xff00) | ((b >> 10) & 0xff); } } return rgb; } public void surfaceCreated(SurfaceHolder holder) { mCamera = Camera.open(); try{ mCamera.setPreviewDisplay(holder); if (false) throw new IOException(); }catch (IOException e){ //do something } } public void surfaceDestroyed(SurfaceHolder holder) { mCamera.stopPreview(); mPreviewRunning = false;//// added mCamera = null; } public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { if (mPreviewRunning) { ///added mCamera.stopPreview(); } Camera.Parameters parameters = mCamera.getParameters(); parameters.setPreviewSize(w, h); //parameters.setPreviewFormat(PixelFormat.RGBA_8888); mCamera.setParameters(parameters); mCamera.setPreviewCallback(mPreviewCallback); mCamera.startPreview(); // try{ mCamera.setPreviewDisplay(holder); if (false) throw new IOException(); }catch (IOException e){ //do something } mCamera.startPreview(); mPreviewRunning = true; ///added } }