ANDROID APP

174 บทที่ 7 การติดต่อกับฮาร์ดแวร์ต่างๆ
};
public void onPictureTaken(byte[] data, Camera c) {
if(data !=null) {
tempdata=data;
done();
}
}
void done() {
Bitmap bm = BitmapFactory.decodeByteArray(tempdata,
0, tempdata.length);
String url = Images.Media.insertImage(getContentResolver(),
bm, null, null);
bm.recycle();
Bundle bundle = new Bundle();
if(url!=null) {
bundle.putString("url", url);
Intent mIntent = new Intent();
mIntent.putExtras(bundle);
setResult(RESULT_OK, mIntent);
} else {
Toast.makeText(this, "Picture can not be saved",
Toast.LENGTH_SHORT).show();
}
finish();
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format,
int w, int h) {
Log.e(TAG, "surfaceChanged");
try {
if (mPreviewRunning) {
mCamera.stopPreview();
mPreviewRunning = false;
}
Camera.Parameters p = mCamera.getParameters();
p.setPreviewSize(w, h);
mCamera.setParameters(p);
mCamera.setPreviewDisplay(holder);
mCamera.startPreview();