@Override
public String run(Properties parms) {
int wid = Integer.parseInt(parms.getProperty("wid"));
int hei = Integer.parseInt(parms.getProperty("hei"));
Log.d(TAG, ">>>>>>>run in doSetup wid = " + wid + " hei=" + hei);
cameraView_.StopPreview();
cameraView_.setupCamera(wid, hei, previewCb_);
cameraView_.StartPreview();
return "OK";
}
@Override
public void onCameraReady() {
if (initWebServer()) {
int wid = cameraView_.Width();
int hei = cameraView_.Height();
cameraView_.StopPreview();
cameraView_.setupCamera(wid, hei, previewCb_);
cameraView_.StartPreview();
}
}
private void initCamera() {
SurfaceView cameraSurface = (SurfaceView) findViewById(R.id.surface_camera);
cameraView_ = new CameraView(cameraSurface);
cameraView_.setCameraReadyCallback(this);
overlayView_ = (OverlayView) findViewById(R.id.surface_overlay);
overlayView_.setOnTouchListener(this);
overlayView_.setUpdateDoneCallback(this);
}
@Override
public String run(Properties parms) {
String ret = "";
List<Camera.Size> supportSize = cameraView_.getSupportedPreviewSize();
ret = ret + "" + cameraView_.Width() + "x" + cameraView_.Height() + "|";
for (int i = 0; i < supportSize.size() - 1; i++) {
ret = ret + "" + supportSize.get(i).width + "x" + supportSize.get(i).height + "|";
}
int i = supportSize.size() - 1;
ret = ret + "" + supportSize.get(i).width + "x" + supportSize.get(i).height;
JSONObject obj = new JSONObject();
try {
obj.put("camsize", ret);
obj.put("quality", mQuality);
} catch (JSONException e) {
e.printStackTrace();
}
return obj.toString();
}
@Override
public InputStream streaming(Properties parms) {
VideoFrame targetFrame = null;
for (int i = 0; i < maxVideoNumber; i++) {
if (videoFrames[i].acquire()) {
targetFrame = videoFrames[i];
break;
}
}
// return 503 internal error
if (targetFrame == null) {
Log.d(TAG, "No free videoFrame found!");
return null;
}
// compress yuv to jpeg
int picWidth = cameraView_.Width();
int picHeight = cameraView_.Height();
YuvImage newImage = new YuvImage(preFrame, ImageFormat.NV21, picWidth, picHeight, null);
targetFrame.reset();
boolean ret;
inProcessing = true;
try {
ret =
newImage.compressToJpeg(new Rect(0, 0, picWidth, picHeight), mQuality, targetFrame);
} catch (Exception ex) {
ret = false;
}
inProcessing = false;
// compress success, return ok
if (ret == true) {
parms.setProperty("mime", "image/jpeg");
InputStream ins = targetFrame.getInputStream();
return ins;
}
// send 503 error
targetFrame.release();
return null;
}
@Override
public String run(Properties parms) {
int degree = Integer.parseInt(parms.getProperty("degree"));
Log.d(TAG, ">>>>>>>run in doRotate degree = " + degree);
cameraView_.StopPreview();
cameraView_.Rotate(degree);
cameraView_.setupCamera(cameraView_.Width(), cameraView_.Height(), previewCb_);
cameraView_.StartPreview();
return "OK";
}
@Override
public String run(Properties parms) {
Log.d(TAG, ">>>>>>>run in doAutoFocus");
cameraView_.AutoFocus();
return "OK";
}
public void onPreviewFrame(byte[] frame, Camera c) {
if (!inProcessing) {
inProcessing = true;
int picWidth = cameraView_.Width();
int picHeight = cameraView_.Height();
ByteBuffer bbuffer = ByteBuffer.wrap(frame);
try {
bbuffer.get(preFrame, 0, picWidth * picHeight + picWidth * picHeight / 2);
int numFilled = 0;
int y = picHeight / 2;
for (int i = 0; i < PIN_LENGTH; i++) {
int x =
picWidth / 2 + (int) ((i + 0.5f - PIN_LENGTH / 2) * SYMBOL_SPACING * picWidth);
int p = 0;
// Take 4 nearby pixels, to filter out noise
p += preFrame[picWidth * y + x] & 0xFF;
p += preFrame[picWidth * y + x + 1] & 0xFF;
p += preFrame[picWidth * (y + 1) + x] & 0xFF;
p += preFrame[picWidth * (y + 1) + x + 1] & 0xFF;
p /= 4;
pinEntered[i] = (p < BRIGHTNESS_THRESHOLD);
if (pinEntered[i]) numFilled++;
}
overlayView_.invalidate();
if (System.currentTimeMillis() > delay) {
delay = System.currentTimeMillis() + SEND_DELAY;
if (sendEnter && numFilled == 0) {
sendEnter = false;
currentPin++;
runOnUiThread(
new Runnable() {
public void run() {
tvMessage2.setText("PIN: " + currentPin);
}
});
}
if (sendEnter && numFilled == PIN_LENGTH) {
final String[] cmd = {
"/system/bin/sh",
"-c",
"echo 'echo enter | "
+ getFilesDir().getAbsolutePath()
+ "/hid-gadget-test /dev/hidg0 keyboard' | su"
};
runOnUiThread(
new Runnable() {
public void run() {
tvMessage2.setText("PIN: " + currentPin + " - sending Enter");
}
});
Runtime.getRuntime().exec(cmd).waitFor();
}
if (!sendEnter && numFilled == PIN_LENGTH) {
sendEnter = true;
}
if (!sendEnter && numFilled < PIN_LENGTH) {
final int digit =
(currentPin / (int) Math.pow(10, PIN_LENGTH - numFilled - 1)) % 10;
final int pos = numFilled + 1;
final String[] cmd = {
"/system/bin/sh",
"-c",
"echo 'echo "
+ digit
+ " | "
+ getFilesDir().getAbsolutePath()
+ "/hid-gadget-test /dev/hidg0 keyboard' | su"
};
runOnUiThread(
new Runnable() {
public void run() {
tvMessage2.setText(
"PIN: "
+ String.format("%04d", currentPin)
+ " - sending digit #"
+ pos
+ " : "
+ digit);
}
});
Runtime.getRuntime().exec(cmd).waitFor();
}
}
} catch (Exception e) {
e.printStackTrace();
}
inProcessing = false;
}
}