fixed some typescript examples

Author: justadudewhohacks

examples/typed/dnnSSDCoco.ts

@@ -70,6 +70,7 @@ const runDetectDishesExample = () => {
 
   const legendLeftTop = new cv.Point2(580, 20);
   const alpha = 0.4;
+
   cv.drawTextBox(
     img,
     legendLeftTop,

examples/typed/faceDetect/asyncFaceDetection.ts

@@ -11,7 +11,7 @@ cv.imreadAsync(getDataFilePath('got.jpg'))
     img.bgrToGrayAsync()
       .then(grayImg => classifier.detectMultiScaleAsync(grayImg))
       .then(
-        (res: { objects: cv.Rect[], numDetections: number[] }) => {
+        (res): any => {
           const { objects, numDetections } = res;
           if (!objects.length) {
             return Promise.reject('No faces detected!');

lib/typings/cv.d.ts

@@ -129,3 +129,25 @@ export function stereoCalibrateAsync(objectPoints: Point3[], imagePoints1: Point
 export function stereoRectifyUncalibrated(points1: Point2[], points2: Point2[], F: Mat, imageSize: Size, threshold?: number): { returnValue: boolean, H1: Mat, H2: Mat };
 export function stereoRectifyUncalibratedAsync(points1: Point2[], points2: Point2[], F: Mat, imageSize: Size, threshold?: number): Promise<{ returnValue: boolean, H1: Mat, H2: Mat }>;
 export function waitKey(delay?: number): number;
+
+export type DrawParams = {
+  thickness?: number;
+  lineType?: number;
+  color?: Vec3;
+}
+
+export interface DrawDetectionParams extends DrawParams {
+  segmentFraction?: number;
+}
+
+export interface FontParams extends DrawParams {
+  fontType?: number;
+  fontSize?: number;
+}
+
+export interface TextLine extends FontParams {
+  text: string;
+}
+
+export function drawDetection(img: Mat, inputRect: Rect, opts?: DrawDetectionParams): Rect;
+export function drawTextBox(img: Mat, upperLeft: { x: number, y: number }, textLines: TextLine[], alpha: number): Mat;