Example usage for android.graphics YuvImage YuvImage

Introduction

In this page you can find the example usage for android.graphics YuvImage YuvImage.

Prototype

public YuvImage(byte[] yuv, int format, int width, int height, int[] strides) 

Source Link

Document

Construct an YuvImage.

Usage

From source file:com.cellbots.remoteEyes.RemoteEyesActivity.java

private void uploadImage(byte[] imageData) {
    try {//  w  w  w.  j a  v  a2s.co  m
        YuvImage yuvImage = new YuvImage(imageData, previewFormat, previewWidth, previewHeight, null);
        yuvImage.compressToJpeg(r, 20, out); // Tweak the quality here - 20
        // seems pretty decent for
        // quality + size.
        PutMethod put = new PutMethod(putUrl);
        put.setRequestBody(new ByteArrayInputStream(out.toByteArray()));
        put.execute(mHttpState, mConnection);
    } catch (UnsupportedEncodingException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IllegalStateException e) {
        e.printStackTrace();
        resetConnection();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
        resetConnection();
    } catch (IOException e) {
        e.printStackTrace();
        resetConnection();
    } finally {
        out.reset();
        if (mCamera != null) {
            mCamera.addCallbackBuffer(mCallbackBuffer);
        }
        isUploading = false;
    }

}

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From source file:com.cellbots.local.EyesView.java

private void uploadImage(byte[] imageData) {
    try {/*from  w w w.  java 2s  . c  o m*/
        YuvImage yuvImage = new YuvImage(imageData, previewFormat, previewWidth, previewHeight, null);
        yuvImage.compressToJpeg(r, 20, out); // Tweak the quality here - 20
        // seems pretty decent for quality + size.
        if (isLocalUrl) {
            try {
                Thread.sleep(50);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            mParent.setRemoteEyesImage(out.toByteArray());
        } else {
            PutMethod put = new PutMethod(putUrl);
            put.setRequestBody(new ByteArrayInputStream(out.toByteArray()));
            int result = put.execute(mHttpState, mConnection);
        }
        //Log.e("result", result + "");
    } catch (UnsupportedEncodingException e) {
        Log.e(TAG, "UnsupportedEncodingException: Error uploading image: " + e.getMessage());
    } catch (IllegalStateException e) {
        Log.e(TAG, "IllegalStateException: Error uploading image: " + e.getMessage());
        resetConnection();
    } catch (ClientProtocolException e) {
        Log.e(TAG, "ClientProtocolException: Error uploading image: " + e.getMessage());
        resetConnection();
    } catch (UnknownHostException e) {
        Log.e(TAG, "UnknownHostException: Error uploading image: " + e.getMessage());
        resetConnection();
    } catch (NoHttpResponseException e) {
        // Silently ignore this.
    } catch (IOException e) {
        Log.e(TAG, "IOException: Error uploading image: " + e.getMessage());
        resetConnection();
    } finally {
        out.reset();
        if (mCamera != null) {
            mCamera.addCallbackBuffer(mCallbackBuffer);
        }
        isUploading = false;
    }

}

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From source file:com.cellbots.eyes.EyesActivity.java

private void uploadImage(byte[] imageData) {
    try {/* w ww.  j a v a 2s .c om*/
        YuvImage yuvImage = new YuvImage(imageData, previewFormat, previewWidth, previewHeight, null);
        yuvImage.compressToJpeg(r, 20, out); // Tweak the quality here - 20
        // seems pretty decent for quality + size.
        if (putUrl.contains("127.0.0.1") || putUrl.contains("localhost")) {
            try {
                Thread.sleep(50);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            resetConnection();
        }
        PutMethod put = new PutMethod(putUrl);
        put.setRequestBody(new ByteArrayInputStream(out.toByteArray()));
        int result = put.execute(mHttpState, mConnection);
        //Log.e("result", result + "");
    } catch (UnsupportedEncodingException e) {
        Log.e(TAG, "UnsupportedEncodingException: Error uploading image: " + e.getMessage());
    } catch (IllegalStateException e) {
        Log.e(TAG, "IllegalStateException: Error uploading image: " + e.getMessage());
        resetConnection();
    } catch (ClientProtocolException e) {
        Log.e(TAG, "ClientProtocolException: Error uploading image: " + e.getMessage());
        resetConnection();
    } catch (UnknownHostException e) {
        Log.e(TAG, "UnknownHostException: Error uploading image: " + e.getMessage());
        resetConnection();
    } catch (NoHttpResponseException e) {
        // Silently ignore this.
    } catch (IOException e) {
        Log.e(TAG, "IOException: Error uploading image: " + e.getMessage());
        resetConnection();
    } finally {
        out.reset();
        if (mCamera != null) {
            mCamera.addCallbackBuffer(mCallbackBuffer);
        }
        isUploading = false;
    }

}

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From source file:info.guardianproject.iocipher.camera.VideoCameraActivity.java

@Override
public void onPreviewFrame(byte[] data, Camera camera) {

    //even when not recording, we'll compress frames in order to estimate our FPS

    Camera.Parameters parameters = camera.getParameters();
    mLastWidth = parameters.getPreviewSize().width;
    mLastHeight = parameters.getPreviewSize().height;

    if (mRotation > 0) //flip height and width
    {/*from  w w  w  . j a v a  2  s.  c  o  m*/
        mLastWidth = parameters.getPreviewSize().height;
        mLastHeight = parameters.getPreviewSize().width;
    }

    mPreviewFormat = parameters.getPreviewFormat();

    byte[] dataResult = data;

    if (mPreCompressFrames) {
        if (mRotation > 0) {
            dataResult = rotateYUV420Degree90(data, mLastHeight, mLastWidth);

            if (getCameraDirection() == CameraInfo.CAMERA_FACING_FRONT) {
                dataResult = rotateYUV420Degree90(dataResult, mLastWidth, mLastHeight);
                dataResult = rotateYUV420Degree90(dataResult, mLastHeight, mLastWidth);
            }

        }

        YuvImage yuv = new YuvImage(dataResult, mPreviewFormat, mLastWidth, mLastHeight, null);
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        yuv.compressToJpeg(new Rect(0, 0, mLastWidth, mLastHeight), MediaConstants.sJpegQuality, out);
        dataResult = out.toByteArray();
    }

    if (mFramesTotal == 0 && fileOut != null) {
        try {
            info.guardianproject.iocipher.FileOutputStream fosThumb = new info.guardianproject.iocipher.FileOutputStream(
                    new info.guardianproject.iocipher.File(fileOut.getAbsolutePath() + ".thumb.jpg"));
            fosThumb.write(dataResult);
            fosThumb.flush();
            fosThumb.close();

        } catch (Exception e) {

            Log.e("VideoCam", "can't save thumb", e);
        }
    }

    if (mIsRecording && mFrameQ != null)
        synchronized (mFrameQ) {
            if (data != null) {

                VideoFrame vf = new VideoFrame();
                vf.image = dataResult;
                vf.duration = 1;//this is frame duration, not time //System.currentTimeMillis() - lastTime;
                vf.fps = mFPS;

                mFrameQ.add(vf);

                mFramesTotal++;

            }
        }

    mFpsCounter++;
    if ((System.currentTimeMillis() - start) >= 1000) {
        mFPS = mFpsCounter;
        mFpsCounter = 0;
        start = System.currentTimeMillis();
    }

}

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From source file:com.jasompeter.openalpr.CameraActivity.java

public void startPreview() {
    try {/*from   ww w.  j  a v a 2 s . c o m*/
        mCamera.setPreviewDisplay(mSurfaceHolder);
    } catch (IOException e) {
        e.printStackTrace();
        Log.d(TAG, "Cannot set preview display.");
    }

    setCorrectOrientation(mCamera);
    setCorrectSize(mCamera, mSurfaceHolder.getSurfaceFrame().width(),
            mSurfaceHolder.getSurfaceFrame().height());

    mCamera.startPreview();

    mCamera.setPreviewCallback(new Camera.PreviewCallback() {
        @Override
        public void onPreviewFrame(byte[] data, Camera camera) {

            if (!mEnableRecognition) {
                return;
            }

            if (camera.getParameters().getPreviewFormat() == ImageFormat.NV21) {
                Camera.Size previewSize = camera.getParameters().getPreviewSize();
                YuvImage yuvimage = new YuvImage(data, ImageFormat.NV21, previewSize.width, previewSize.height,
                        null);
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                yuvimage.compressToJpeg(new Rect(0, 0, previewSize.width, previewSize.height), 50, baos);
                recognize(baos.toByteArray());
            }

        }
    });
}

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From source file:com.cellbots.eyes.EyesActivity.java

private void appEngineUploadImage(byte[] imageData) {
    Log.e("app engine remote eyes", "called");
    try {/*  w ww  .  j a v a2  s.  c  o  m*/
        YuvImage yuvImage = new YuvImage(imageData, previewFormat, previewWidth, previewHeight, null);
        yuvImage.compressToJpeg(r, 20, out); // Tweak the quality here - 20
        // seems pretty decent for
        // quality + size.
        Log.e("app engine remote eyes", "upload starting");
        HttpPost httpPost = new HttpPost(postUrl);
        Log.e("app engine perf", "0");
        MultipartEntity entity = new MultipartEntity();
        Log.e("app engine perf", "1");
        entity.addPart("img", new InputStreamBody(new ByteArrayInputStream(out.toByteArray()), "video.jpg"));
        Log.e("app engine perf", "2");
        httpPost.setEntity(entity);
        Log.e("app engine perf", "3");
        HttpResponse response = httpclient.execute(httpPost);
        Log.e("app engine remote eyes", "result: " + response.getStatusLine());
        Log.e("app engine remote eyes", "upload complete");
    } catch (UnsupportedEncodingException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IllegalStateException e) {
        e.printStackTrace();
        resetAppEngineConnection();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
        resetAppEngineConnection();
    } catch (IOException e) {
        e.printStackTrace();
        resetAppEngineConnection();
    } finally {
        out.reset();
        if (mCamera != null) {
            mCamera.addCallbackBuffer(mCallbackBuffer);
        }
        isUploading = false;
        Log.e("app engine remote eyes", "finished");
    }
}

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From source file:com.cellbots.eyes.EyesActivity.java

private void takePicture(byte[] imageData) {
    YuvImage yuvImage = new YuvImage(imageData, previewFormat, previewWidth, previewHeight, null);
    yuvImage.compressToJpeg(r, 100, out);
    File dir = new File(Environment.getExternalStorageDirectory() + "/cellbot/pictures");
    dir.mkdirs();/*  w w  w.  ja  va 2 s .  c o m*/
    FileOutputStream outStream;
    try {
        String picName = dir.toString() + "/" + System.currentTimeMillis() + ".jpg";
        outStream = new FileOutputStream(picName);
        outStream.write(out.toByteArray());
        outStream.flush();
        outStream.close();
        Log.e("Picture saved:", picName);
    } catch (FileNotFoundException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        needToTakePicture = false;
        out.reset();
        if (mCamera != null) {
            mCamera.addCallbackBuffer(mCallbackBuffer);
        }
    }
}

---

From source file:com.cellbots.local.EyesView.java

private void takePicture(byte[] imageData, boolean isJpg) {
    if (!isJpg) {
        YuvImage yuvImage = new YuvImage(imageData, previewFormat, previewWidth, previewHeight, null);
        yuvImage.compressToJpeg(r, 100, out);
    }/*from  w  w  w  .j ava 2 s .  c om*/
    File dir = new File(Environment.getExternalStorageDirectory() + "/cellbots/pictures");
    dir.mkdirs();
    FileOutputStream outStream;
    try {
        String picName = dir.toString() + "/" + System.currentTimeMillis() + ".jpg";
        outStream = new FileOutputStream(picName);
        outStream.write(!isJpg ? out.toByteArray() : imageData);
        outStream.flush();
        outStream.close();
    } catch (FileNotFoundException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        needToTakePicture = false;
        out.reset();
        if (mCamera != null) {
            mCamera.addCallbackBuffer(mCallbackBuffer);
        }
    }
}

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From source file:com.android.camera.manager.ThumbnailViewManager.java

private byte[] covertYuvDataToJpeg(byte[] data, int yuvWidth, int yuvHeight, int imageFormat) {
    byte[] jpeg;/*from   w  w  w. j av a  2 s .c o  m*/
    Rect rect = new Rect(0, 0, yuvWidth, yuvHeight);
    // TODO: the yuv data from native must be NV21 or YUY2.
    YuvImage yuvImg = new YuvImage(data, imageFormat, yuvWidth, yuvHeight, null);
    ByteArrayOutputStream outputstream = new ByteArrayOutputStream();
    int jpegQuality = CameraProfile.getJpegEncodingQualityParameter(CameraProfile.QUALITY_HIGH);
    yuvImg.compressToJpeg(rect, jpegQuality, outputstream);
    jpeg = outputstream.toByteArray();
    return jpeg;
}

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From source file:hr.abunicic.angular.CameraActivity.java

/**
 * Method that starts detection of shapes.
 */// w  ww  .ja  v a 2  s. c  o  m
public void startDetection() {
    startPreview = !startPreview;

    mCamera.startPreview();
    mCamera.setPreviewCallback(new Camera.PreviewCallback() {
        @Override
        public void onPreviewFrame(byte[] data, Camera camera) {

            //Getting engine results
            VisionEngineResults res = JobScheduler.getEngineResults();
            if (res != null) {
                rp = res;

                updateDescription();
            }

            if (inScheduler < 3 && startPreview) {

                inScheduler++;

                cornersView.setVisibility(View.VISIBLE);

                ByteArrayOutputStream out = new ByteArrayOutputStream();
                params = mCamera.getParameters();
                Camera.Size size = params.getPreviewSize();

                //Compressing frame image to JPEG and then to byte array
                YuvImage yuvImage = new YuvImage(data, ImageFormat.NV21, size.width, size.height, null);
                Rect rectangle = new Rect();
                rectangle.bottom = size.height;
                rectangle.top = 0;
                rectangle.left = 0;
                rectangle.right = size.width;
                yuvImage.compressToJpeg(rectangle, 20, out);
                byte[] imageBytes = out.toByteArray();

                //Starting the PrepareTask for this frame
                new PrepareTask().executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, imageBytes);
                /*
                                    Bitmap bitmap = BitmapFactory.decodeByteArray(imageBytes , 0, imageBytes.length);
                                    try {
                Matrix matrix = new Matrix();
                        
                matrix.postRotate(90);
                        
                Bitmap scaledBitmap = Bitmap.createScaledBitmap(bitmap,bitmap.getWidth(),bitmap.getHeight(),true);
                        
                Bitmap rotatedBitmap = Bitmap.createBitmap(scaledBitmap , 0, 0, scaledBitmap .getWidth(), scaledBitmap .getHeight(), matrix, true);
                //storeImage(rotatedBitmap);
                if (mRecognizer.getCurrentState().equals(Recognizer.State.READY)) {
                    mRecognizer.recognizeBitmap(rotatedBitmap, Orientation.ORIENTATION_LANDSCAPE_RIGHT, CameraActivity.this);
                }
                                    } catch (IllegalStateException e) {
                        
                                    }
                */

                if (croppedBitmap != null) {
                    if (mRecognizer.getCurrentState().equals(Recognizer.State.READY)) {
                        storeImage(croppedBitmap);
                        mRecognizer.recognizeBitmap(croppedBitmap, Orientation.ORIENTATION_LANDSCAPE_RIGHT,
                                CameraActivity.this);
                    }
                } else {

                }

                camera.startPreview();

            } else if (!startPreview) {
                cornersView.setVisibility(View.GONE);
            }

        }
    });
}

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