tsh-code

<?php
chdir(__DIR__);
$http = new swoole_http_server('php', 8080);

$http->on('start', function ($server) {
    echo "Server has been started!\n";
});

$http->on('request', function ($request, $response) {
    swoole_async_readfile('index.html', function($filename, $content) use ($response) {

tsh-code

<?php
$server = new swoole_websocket_server('php', 9501);

$server->on('start', function (swoole_websocket_server $server) {
    echo "Server has been started!\n";
});

$server->on('open', function (swoole_websocket_server $server, $request) {
    echo "websocket: new connection, id: {$request->fd}\n";
});

tsh-code

<?php
$counter = 0;

$http = new swoole_http_server('php', 8080);
$http->on('request', function ($request, $response) use ($counter) {
    $response->header("Content-Type", "text/plain");
    $response->end($counter++);
});

$http->start();

tsh-code

<application ...>
  <!-- ... -->
  <meta-data
      android:name="com.google.firebase.ml.vision.DEPENDENCIES"
      android:value="ocr" />
</application>

tsh-code

dependencies {
  // ...
  implementation 'com.google.firebase:firebase-ml-vision:16.0.0'
}

tsh-code

val detector = FirebaseVision.getInstance().visionTextDetector

tsh-code

detector.detectInImage(visionImage)

tsh-code

FirebaseVisionImage.fromBitmap(textBitmap)

tsh-code

class TextDetector {

   private val detector = FirebaseVision.getInstance().visionTextDetector
   private val detectionOutput = PublishProcessor.create<FirebaseVisionText>()
   private val frameInput = PublishProcessor.create<Bitmap>()

   init {
       frameInput.map { it.toFirebaseVisionImage() }
               .flatMap(::detect)
               .subscribe(detectionOutput)

tsh-code

val blocks = text.blocks
val blocksRect = blocks.mapNotNull { it.boundingBox }

val lines = blocks.flatMap { it.lines }
val linesRect = lines.mapNotNull { it.boundingBox }

val elements = lines.flatMap { it.elements }
val elementsRect = elements.mapNotNull { it.boundingBox }

// copy bitmap and make it mutable if necessary (optional step)