header("Content-type: application/pdf");
  header('Content-Type: application/octet-stream');

  header("Content-type: application/pdf");
  header("Content-Length: ".strlen(ltrim($tmp)));
  $fileName = (isset($options['Content-Disposition'])?$options['Content-Disposition']:'file.pdf');
  header("Content-Disposition: inline; filename=".$fileName);
  if (isset($options['Accept-Ranges']) && $options['Accept-Ranges']==1){
    header("Accept-Ranges: ".strlen(ltrim($tmp)));
  }
  echo ltrim($tmp);

SELECT e.nom_cort, bi.nombre_corto, bi.cuenta_banco, SUBSTRING(eb.fecha,1,4) AS año, eb.periodo, 
(SELECT COUNT(eb2.id) FROM ecuenta_banco eb2 WHERE eb2.año = eb.año  AND eb2.periodo = eb.periodo AND eb2.id_banco = eb.id_banco) as esatdo
FROM tabla1 eb  
INNER JOIN tabla2 bi ON bi.id = eb.id_banco  
INNER JOIN tabla3 e ON e.id = bi.id_empresa

class MyUploadAdapter {

     constructor( loader, baseurl ) {
        // CKEditor 5's FileLoader instance.
        this.loader = loader;
        this.baseurl = baseurl;
         // URL where to send files.
        this.url = 'http://localhost/inmueble/image/upload';
        console.log(this.url);
    }

    // Starts the upload process.
    upload() {
        return new Promise( ( resolve, reject ) => {
            this._initRequest();
            this._initListeners( resolve, reject );
            this._sendRequest();
        } );
    }

    // Aborts the upload process.
    abort() {
        if ( this.xhr ) {
            this.xhr.abort();
        }
    }

    // Example implementation using XMLHttpRequest.
    _initRequest() {
        const xhr = this.xhr = new XMLHttpRequest();

        xhr.open( 'POST', this.url, true );
        xhr.responseType = 'json';
    }

    // Initializes XMLHttpRequest listeners.
    _initListeners( resolve, reject ) {
        const xhr = this.xhr;
        const loader = this.loader;
        const genericErrorText = 'Couldn\'t upload file:' + ` ${ loader.file.name }.`;

        xhr.addEventListener( 'error', () => reject( genericErrorText ) );
        xhr.addEventListener( 'abort', () => reject() );
        xhr.addEventListener( 'load', () => {
            const response = xhr.response;

            if ( !response || response.error ) {
                return reject( response && response.error ? response.error.message : genericErrorText );
            }

            // If the upload is successful, resolve the upload promise with an object containing
            // at least the "default" URL, pointing to the image on the server.
            resolve( {
                default: response.url
            } );
        } );

        if ( xhr.upload ) {
            xhr.upload.addEventListener( 'progress', evt => {
                if ( evt.lengthComputable ) {
                    loader.uploadTotal = evt.total;
                    loader.uploaded = evt.loaded;
                }
            } );
        }
    }

    // Prepares the data and sends the request.
    _sendRequest() {
        const data = new FormData();

        data.append( 'upload', this.loader.file );

        this.xhr.send( data );
    }
}

Access to XMLHttpRequest at 'http://localhost/inmueble/image/upload' from origin 'https://localhost' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: Redirect is not allowed for a preflight request.
MyUploadAdapter.js:74          POST http://localhost/inmueble/image/upload net::ERR_FAILED

public class Audiora : MonoBehaviour
{
    public AudioClip otherClip;
    public AudioSource audios;
    private AudioSource[] allAudioSources;
    private AudioSource audioN;

    private readonly ImageTrackerFrameFilter filter = new ImageTrackerFrameFilter();

    void Start()
    {
         //Aquí es donde necesito llamar a la función de la clase ImageTrackerFrameFilter
    }
}

 public List<KeyValuePair<Optional<TargetController>, Matrix44F>> OnResult(Optional<FrameFilterResult> frameFilterResult)
        {
            var resultControllers = new List<KeyValuePair<Optional<TargetController>, Matrix44F>>();
            var targetIDs = new List<int>();
            var lostIDs = new List<int>();

            if (frameFilterResult.OnSome)
            {
                var targetTrackerResult = frameFilterResult.Value as TargetTrackerResult;
                foreach (var targetInstance in targetTrackerResult.targetInstances())
                {
                    using (targetInstance)
                    {
                        if (targetInstance.status() != TargetStatus.Tracked)
                        {
                            continue;
                        }
                        var targetOptional = targetInstance.target();
                        if (targetOptional.OnNone)
                        {
                            continue;
                        }
                        using (var target = targetOptional.Value)
                        {
                            var controller = TryGetTargetController(target.runtimeID());
                            if (controller)
                            {
                                targetIDs.Add(target.runtimeID());
                                resultControllers.Add(new KeyValuePair<Optional<TargetController>, Matrix44F>(controller, targetInstance.pose()));
                                              
                            }
                        }
                    }
                }
            }
 foreach (var id in previousTargetIDs)
            {
                lostIDs.Add(id);
            }
            foreach (var id in targetIDs)
            {
                if (lostIDs.Contains(id))
                {
                    lostIDs.Remove(id);
                }
                var controller = TryGetTargetController(id);
                if (controller && controller.IsLoaded)
                {
                    controller.OnTracking(true);
                }
            }
            foreach (var id in lostIDs)
            {
                var controller = TryGetTargetController(id);
                if (controller)
                {
                    controller.OnTracking(false);
                }
            }

            previousTargetIDs = targetIDs;
            return resultControllers;
        }

#Anterior 
@bp.route('/register', methods=['GET','POST'])

#Después 
@bp.route('/login', methods=['GET','POST'])

Traceback (most recent call last):
  File "/home/yoel/curso-python/todoer/venv/bin/flask", line 8, in <module>
    sys.exit(main())
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/cli.py", line 1054, in main
    cli.main()
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/click/core.py", line 1055, in main
    rv = self.invoke(ctx)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/click/core.py", line 1657, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/click/core.py", line 1404, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/click/core.py", line 760, in invoke
    return __callback(*args, **kwargs)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/click/decorators.py", line 84, in new_func
    return ctx.invoke(f, obj, *args, **kwargs)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/click/core.py", line 760, in invoke
    return __callback(*args, **kwargs)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/cli.py", line 918, in run_command
    raise e from None
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/cli.py", line 904, in run_command
    app = info.load_app()
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/cli.py", line 308, in load_app
    app = locate_app(import_name, name)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/cli.py", line 235, in locate_app
    return find_best_app(module)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/cli.py", line 63, in find_best_app
    app = app_factory()
  File "/home/yoel/curso-python/todoer/todo/__init__.py", line 22, in create_app
    app.register_blueprint(auth.bp)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/scaffold.py", line 50, in wrapper_func
    return f(self, *args, **kwargs)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/app.py", line 1296, in register_blueprint
    blueprint.register(self, options)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/blueprints.py", line 439, in register
    deferred(state)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/blueprints.py", line 491, in <lambda>
    lambda s: s.add_url_rule(
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/blueprints.py", line 112, in add_url_rule
    self.app.add_url_rule(
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/scaffold.py", line 50, in wrapper_func
    return f(self, *args, **kwargs)
  File "/home/yoel/curso-python/todoer/venv/lib/python3.8/site-packages/flask/app.py", line 1358, in add_url_rule
    raise AssertionError(
AssertionError: View function mapping is overwriting an existing endpoint function: auth.register

bp = Blueprint('auth',__name__, url_prefix='/auth')


#Función para el registro del usuario
@bp.route('/register', methods=['GET','POST'])
def register():
    if request.method == 'POST':
        username = request.form['username']
        password = request.form['password']
        db, c =  get_db()
        error = None
        c.execute(
            'select id from usuer where username = %s'
        )
        if not username:
            error = 'EL usuario es requerido'
        if not password:
            error = 'EL password es requerido'
        elif c.fetchone() is not None:
            error = 'El usuarioa () se encuentra registrado,'.format(username) 
        if error is None:
            c.execute(
                'insert intro user (username,password)value(%s,%s)',
                (username, generate_password_hash(password))
            )
            c.commit()
            
            return redirect(url_for('auth.login'))
        
        flash(error)
    
    return render_template('auth/register.html')