php opencv install

Author: hihozhou

.gitignore

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+.idea
+/vendor/
+composer.lock

composer.json

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+{
+  "name": "hihozhou/php-opencv-installer",
+  "description": "PHPOpenCV installer.",
+  "type": "library",
+  "license": "MIT",
+  "authors": [
+    {
+      "name": "hihozhou",
+      "email": "[email protected]"
+    }
+  ],
+  "autoload": {
+    "psr-4": {
+      "CV\\Installer\\Console\\": "src/"
+    }
+  },
+  "require": {
+    "php": ">=7.0.0",
+    "symfony/console": "^4.3@dev",
+    "symfony/process": "^4.3@dev"
+  },
+  "minimum-stability": "dev"
+}

installer

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+#!/usr/bin/env php
+
+<?php
+if (file_exists(__DIR__.'/../../autoload.php')) {
+    require __DIR__.'/../../autoload.php';
+} else {
+    require __DIR__.'/vendor/autoload.php';
+}
+$app = new Symfony\Component\Console\Application('PHPOpenCV Installer', '1.0.0');
+$app->add(new CV\Installer\Console\InstallCommand);
+$app->run();

opencv-install-environment-detection.sh

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+#!/bin/bash
+
+# Detecting cmake on the system https://stackoverflow.com/questions/592620/how-to-check-if-a-program-exists-from-a-bash-script
+command -v cmake >/dev/null 2>&1 || { echo >&2 "Compiling OpenCV requires cmake, but no cmake was detected for system installation. Aborting."; exit 1; }
+command -v pkg-config >/dev/null 2>&1 || { echo >&2 "Compiling OpenCV requires pkg-config, but no cmake was detected for system installation. Aborting."; exit 1; }

src/InstallCommand.php

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+<?php
+
+namespace CV\Installer\Console;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Exception\RuntimeException;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Process\Exception\ProcessFailedException;
+use Symfony\Component\Process\Process;
+
+class InstallCommand extends Command
+{
+
+    const EXTENSION_NAME = 'opencv';
+
+    /**
+     * Configure the command options.
+     *
+     * @return void
+     */
+    protected function configure()
+    {
+        $this
+            ->setName('install')
+            ->setDescription('Automatic installation of the php-opencv extension, including automatic installation of opencv (if no opencv is installed)')
+            ->addArgument('opencv_build_path', InputArgument::OPTIONAL, 'Automatically install the opencv directory', '/opt/opencv')
+//            ->addOption('dev', null, InputOption::VALUE_NONE, 'Installs the latest "development" release')
+//            ->addOption('force', 'f', InputOption::VALUE_NONE, 'Forces install even if the directory already exists')
+        ;
+    }
+
+
+    protected function buildEnvDetection()
+    {
+        $process = new Process(['./opencv-install-environment-detection.sh']);//给予当前用户
+        try {
+            $process->mustRun();
+        } catch (\Exception $e) {
+            throw new RuntimeException($process->getErrorOutput());
+        }
+    }
+
+    /**
+     * @param string $directory
+     */
+    protected function cloneOpenCV(string $directory)
+    {
+        $opencvUrl = 'https://github.com/opencv/opencv.git';
+        $command = "sudo git clone {$opencvUrl} --depth 1";
+        $process = new Process($command, $directory, null, null, null);//给予当前用户
+        $process->setTty(Process::isTtySupported());//检查TTY支持
+        try {
+            $process->mustRun();
+        } catch (\Exception $e) {
+            throw new RuntimeException($process->getErrorOutput());
+        }
+    }
+
+
+    protected function cloneOpenCVContrib(string $directory)
+    {
+        $opencvContribUrl = 'https://github.com/opencv/opencv_contrib.git';
+        $command = "sudo git clone {$opencvContribUrl} --depth 1";
+        $process = new Process($command, $directory, null, null, null);//给予当前用户
+        $process->setTty(Process::isTtySupported());//检查TTY支持
+        try {
+            $process->mustRun();
+        } catch (\Exception $e) {
+            throw new RuntimeException($process->getErrorOutput());
+        }
+    }
+
+    /**
+     * Execute the command.
+     *
+     * @param  \Symfony\Component\Console\Input\InputInterface   $input
+     * @param  \Symfony\Component\Console\Output\OutputInterface $output
+     *
+     * @return void
+     */
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+
+
+        //判断是否已经安装opencv扩展
+        if (extension_loaded(self::EXTENSION_NAME)) {
+            $process = new Process(['php', '--ri', self::EXTENSION_NAME]);
+            $process->mustRun();
+            $output->writeln($process->getOutput());
+            throw new RuntimeException('The OpenCV PHP extension is installed.');
+        }
+        $this->buildEnvDetection();
+        //创建目录
+        $directory = $input->getArgument('opencv_build_path');
+        $output->writeln("Compile the directory of opencv with {$directory}.");
+        if (!file_exists($directory)) {
+            $output->writeln("Create {$directory} of the directory");
+            $process = new Process(['sudo', 'mkdir', $directory]);//给予当前用户
+            try {
+                $process->mustRun();
+            } catch (\Exception $e) {
+                throw new RuntimeException($process->getErrorOutput());
+            }
+
+        }
+        $this->cloneOpenCV($directory);
+        $this->cloneOpenCVContrib($directory);
+        //编译安装
+        $output->writeln('<comment>Application ready! Build something amazing.</comment>');
+    }
+}