php实现将图片文件转成base64编码

迈不过友情╰ 2023-10-06 16:16 66阅读 0赞

最近在使用阿里云的证件照检测接口，阿里云的证件照检测接口的图片信息需要将图片进行base64编码传输，这里我们使用base64\_encode方法实现将图片信息进行base64编码

这里我创建一个方法将执行路径的图片进行base64编码，如：

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy_size_16_color_FFFFFF_t_70]

<?php
    
    namespace App\Http\Controllers\Text;
    
    use App\Help\Customer;
    use App\Http\Controllers\Controller;
    use Illuminate\Http\Request;
    use Illuminate\Support\Facades\Log;
    use Illuminate\Support\Facades\Storage;
    use QL\QueryList;
    
    class ExcpController extends Controller
    {
        
    	public function promise()
    	{
        
    
    		/*图片转换为 base64格式编码*/
    		$img = public_path('uploads').'/779680f0ab8e49570531a2627eb3dc1b.jpeg';
    
    		$base64_img = $this->fileToBase64($img);
    		echo '<img src="' . $base64_img . '" />';
    
    		
    		$string="$base64_img";
    		echo $this->base64_image_content($string,public_path('uploads'),$file_type="jpeg");
    
    	}
    	public function fileToBase64($image_file){
        
    	    $base64_image = '';
    	    $image_info = getimagesize($image_file);
    		/*$image_info
    		array:7 [
    			  0 => 640
    			  1 => 427
    			  2 => 2
    			  3 => "width="640" height="427""
    			  "bits" => 8
    			  "channels" => 3
    			  "mime" => "image/jpeg"
    			]
    		 */
    		$image_data = fread(fopen($image_file, 'r'), filesize($image_file));
    	    $base64_image = 'data:' . $image_info['mime'] . ';base64,' . base64_encode($image_data);
    	    return $base64_image;
    	}
    	/*  base64格式编码转换为图片并保存对应文件夹 */
    	public function base64_image_content($base64_image_content,$path,$file_type){
        
    		$data = explode(',', $base64_image_content);
    		if(is_array($data))
    		{
        
    			$new_file = $path."/".date('Ymd',time())."/";
    			if(!file_exists($new_file)){
        
    	            //检查是否有该文件夹，如果没有就创建，并给予最高权限
    	            mkdir($new_file, 777);
    	        }
    
    	        $new_file_name = $new_file.time().".{
          $file_type}";
    
    	        $res=file_put_contents($new_file_name, base64_decode(str_replace($data[0], '', $base64_image_content)));
    		
    			if($res){
        
    				return $new_file;
    			}else{
        
    				return false;
    			}
    
    		}
    	}
     }

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy_size_16_color_FFFFFF_t_70 1]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy_size_16_color_FFFFFF_t_70 2]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/20210201185231219.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy_size_16_color_FFFFFF_t_70 1]: https://img-blog.csdnimg.cn/20210201185115544.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy_size_16_color_FFFFFF_t_70 2]: https://img-blog.csdnimg.cn/20210201185131569.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaWd1YW5nMTAy,size_16,color_FFFFFF,t_70