warpPerspective

Author: hihozhou

.gitignore

@@ -4,4 +4,7 @@ faceRecognition/att_faces/
 faceRecognition/myFaces/*
 faceRecognition/myPics/*
 
-!.gitkeep
+!.gitkeep
+composer.lock
+vendor
+core

ImgProc/warpPerspective/1.png

@@ -0,0 +1,32 @@
+<?php
+
+use function CV\{
+    getPerspectiveTransform, imread, warpPerspective
+};
+use CV\{
+    Point, Size
+};
+
+$srcPoints = [
+    new Point(165, 270),
+    new Point(835, 270),
+    new Point(360, 125),
+    new Point(615, 125),
+];
+$dstPoints = [
+    new Point(165, 270),
+    new Point(835, 270),
+    new Point(165, 200),
+    new Point(835, 200),
+];
+$mat = getPerspectiveTransform($srcPoints, $dstPoints, CV\DECOMP_LU);
+
+var_dump($mat);
+$mat->print();
+
+$image = imread("1.png");
+$perspective = new \CV\Mat(1, 1, \CV\CV_8UC3);
+$perspective = null;
+warpPerspective($image, $perspective, $mat, new Size(960, 270), 1);
+\CV\imshow('test', $perspective);
+\CV\waitKey(0);

ImgProc/warpPerspective/warpPerspective.php

@@ -0,0 +1,8 @@
+{
+    "require": {
+        "php": ">=7.0.0"
+    },
+    "require-dev": {
+        "hihozhou/php-opencv-ide-helper": "dev-master"
+    }
+}