diff --git a/examples/print.php b/examples/print.php
index 061fd88..06e5021 100644
--- a/examples/print.php
+++ b/examples/print.php
@@ -27,13 +27,20 @@ echo $path;
 $sampler = new Sampler(['imagemutationrate' => 0.888]);
 $sampler->random->overlapping = 32;
 echo $sampler;
+
+
+$lightStrategy = new LightStrategy();
+echo $lightStrategy;
+
 */
 
+$filesaver = new FileSaver();
+
+echo $filesaver;
 
-$film = new Film();
 
-echo "$film\n";
 
+$film = new Film();
 $film->outputs[3]['index'] = '中国最牛';
 
 echo $film;
diff --git a/src/scene/BaseCfg.php b/src/scene/BaseCfg.php
index 9191c71..b6989d2 100644
--- a/src/scene/BaseCfg.php
+++ b/src/scene/BaseCfg.php
@@ -30,7 +30,6 @@ class BaseCfg extends Base
         $object = new \ReflectionClass($this);
         $properties = $object->getProperties();
 
-        //var_dump($properties);
   
 
         //获取类名 -> 去除命名空间 -> 转成全小写
@@ -40,6 +39,7 @@ class BaseCfg extends Base
             $className = "{$parentClassName}.$className";
         }
 
+
         $ret = "";
         foreach ($properties as $item) {
 
@@ -51,7 +51,7 @@ class BaseCfg extends Base
             $name = implode(".", array_map('strtolower', StringHelper::camelStrToArray($name)));
             
             $value = $item->getValue($this);
-            if (is_string($value)) 
+            if (is_string($value))
             {
                 $ret .= "{$className}.{$name} = \"{$value}\"\n";
             } 
@@ -64,7 +64,7 @@ class BaseCfg extends Base
                 $value = $value ? 1 : 0;
                 $ret .= "{$className}.{$name} = {$value}\n";
             }
-            else if (is_object($value) && $value instanceof  BaseCfg)
+            else if (is_object($value) && $value instanceof BaseCfg)
             {
                 $ret .= $value->toString($className);
             }
diff --git a/src/scene/FileSaver.php b/src/scene/FileSaver.php
new file mode 100644
index 0000000..e6b3bf9
--- /dev/null
+++ b/src/scene/FileSaver.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace Blobt\Luxcore\scene;
+
+class FileSaver extends BaseCfg
+{
+    const TYPE_PATHCPU = 'PATHCPU';
+    const TYPE_PATHGPU = 'PATHGPU';
+
+    /**
+     * @var string 渲染结果以 二进制或文本 方式保存(固定以文本方式保存)
+     */
+    public $format = "TXT";
+
+    /**
+     * @var string 
+     */
+    public $renderengineType = self::TYPE_PATHGPU;
+}
+?>
diff --git a/src/scene/Film.php b/src/scene/Film.php
index 81a274d..dcf51c4 100644
--- a/src/scene/Film.php
+++ b/src/scene/Film.php
@@ -54,12 +54,12 @@ class Film extends BaseCfg
     public function __construct($config = [])
     {
         $this->noiseEstimation = new NoiseEstimation($config);
-        $this->filter = new Filter($config);
+        //$this->filter = new Filter($config);
         
         $this->imagepipelines = array(
             '000' =>array(
                 '0' => array(
-                    'type' => "NOP",
+                    new Filter($config),
                 ),
                 '1' => array(
                     'type' => "TONEMAP_LINEAR",
@@ -106,9 +106,8 @@ class Film extends BaseCfg
                     )
                 )
             )
-        );        
-        
-        
+        );
+
         $this->outputs = array(
             '0' => array(
                 'type' => 'RGB_IMAGEPIPELINE',
diff --git a/src/scene/Filter.php b/src/scene/Filter.php
index f9222ff..e8f1ab2 100644
--- a/src/scene/Filter.php
+++ b/src/scene/Filter.php
@@ -1,7 +1,6 @@
 <?php
 
 namespace Blobt\Luxcore\scene;
-use Blobt\Luxcore\core\Base;
 
 class Filter extends BaseCfg
 {
@@ -26,12 +25,12 @@ class Filter extends BaseCfg
     public $width = 1.5;
 
     /**
-     * 高斯类型抗锯齿过滤器的透明度（取值：0.10-10的浮点数）
+     * @var float 高斯类型抗锯齿过滤器的透明度（取值：0.10-10的浮点数）
      */
     public $gaussianAlpha = 2;
 
     /**
-     * TODO：具体作用尚不明确，（取值：0.10-8的浮点数）
+     * @var float “SINC”类型抗锯齿过滤器的参数，TODO：具体作用尚不明确，（取值：0.10-8的浮点数）
      */
     public $sincTau = 1;
     
diff --git a/src/scene/ImageSaver.php b/src/scene/ImageSaver.php
new file mode 100644
index 0000000..1f8cf58
--- /dev/null
+++ b/src/scene/ImageSaver.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Blobt\Luxcore\scene;
+
+class ImageSaver extends BaseCfg
+{
+    
+    const TYPE_PATHCPU = 'PATHCPU';
+    const TYPE_PATHGPU = 'PATHGPU';
+
+    /**
+     * @var string 使用何种渲染引擎(可取值是 PATHCPU、PATHGPU、BIDIRCPU 三个字符串之一)
+     */
+    public $type = self::TYPE_PATHGPU;
+
+    /**
+     * @var float   随机种子（取值：大于0的整数）
+     */
+    public $filename = "RGB_IMAGEPIPELINE_0.png";
+
+}
diff --git a/src/scene/LightStrategy.php b/src/scene/LightStrategy.php
new file mode 100644
index 0000000..8bc93be
--- /dev/null
+++ b/src/scene/LightStrategy.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace Blobt\Luxcore\scene;
+
+class LightStrategy extends BaseCfg
+{
+    
+    const TYPE_LOG_POWER = 'LOG_POWER';
+    const TYPE_POWER = 'POWER';
+    const TYPE_UNIFORM = 'UNIFORM';
+
+    /**
+     * @var string 使用何种灯光策略(可取值是 LOG_POWER、POWER、UNIFORM 三个字符串之一)
+     */
+    public $type = self::TYPE_LOG_POWER;
+}
diff --git a/src/scene/Metropolis.php b/src/scene/Metropolis.php
index ea6c371..43f68e2 100644
--- a/src/scene/Metropolis.php
+++ b/src/scene/Metropolis.php
@@ -1,7 +1,6 @@
 <?php
 
 namespace Blobt\Luxcore\scene;
-use Blobt\Luxcore\core\Base;
 
 class Metropolis extends BaseCfg
 {
diff --git a/src/scene/NoiseEstimation.php b/src/scene/NoiseEstimation.php
index ae64bf7..2017718 100644
--- a/src/scene/NoiseEstimation.php
+++ b/src/scene/NoiseEstimation.php
@@ -1,7 +1,6 @@
 <?php
 
 namespace Blobt\Luxcore\scene;
-use Blobt\Luxcore\core\Base;
 
 class NoiseEstimation extends BaseCfg
 {
diff --git a/src/scene/Path.php b/src/scene/Path.php
index 2a70fa2..1328130 100644
--- a/src/scene/Path.php
+++ b/src/scene/Path.php
@@ -26,6 +26,7 @@ class Path extends BaseCfg
      */
     public $clampingVarianceMaxvalue = 1000;
 
+
     /**
      * 实例 PathDepth类、HybridBackforWard类的两个对象
      */
diff --git a/src/scene/Random.php b/src/scene/Random.php
index 1d887d9..6dc215c 100644
--- a/src/scene/Random.php
+++ b/src/scene/Random.php
@@ -1,7 +1,6 @@
 <?php
 
 namespace Blobt\Luxcore\scene;
-use Blobt\Luxcore\core\Base;
 
 class Random extends BaseCfg
 {
diff --git a/src/scene/Sampler.php b/src/scene/Sampler.php
index 42ecb9b..f84d5b0 100644
--- a/src/scene/Sampler.php
+++ b/src/scene/Sampler.php
@@ -11,9 +11,6 @@ class Sampler extends BaseCfg
     const TYPE_METROPOLIS = 'METROPOLIS';
     const TYPE_RANDOM = 'RANDOM';
 
-    
- 
-    
 
     /**
      * @var string 使用何种采样类型，默认是 SOBOL
@@ -35,8 +32,6 @@ class Sampler extends BaseCfg
      */
     public $metropolis;
 
-
-
     /**
      * 实例 PathDepth类、HybridBackforWard类的两个对象
      */
diff --git a/src/scene/Sobol.php b/src/scene/Sobol.php
index ff3d231..815b93c 100644
--- a/src/scene/Sobol.php
+++ b/src/scene/Sobol.php
@@ -1,7 +1,6 @@
 <?php
 
 namespace Blobt\Luxcore\scene;
-use Blobt\Luxcore\core\Base;
 
 class Sobol extends BaseCfg
 {   
diff --git a/src/utils/StringHelper.php b/src/utils/StringHelper.php
index 70e1298..8421d2f 100644
--- a/src/utils/StringHelper.php
+++ b/src/utils/StringHelper.php
@@ -1,6 +1,8 @@
 <?php
 
 namespace Blobt\Luxcore\utils;
+use Blobt\Luxcore\scene\BaseCfg;
+
 
 class StringHelper
 {
@@ -45,9 +47,17 @@ class StringHelper
                 }
                 
             }
+            else if(is_object($value) && $value instanceof BaseCfg)
+            {
+
+                foreach( explode("\n", $value->toString()) as $value )
+                {
+                    if(!empty($value))$retStr[] = $value;
+                }             
+            }
             else
             {
-                $retStr[] = "{$key} = {$value}";                
+                $retStr[] = "{$key} = {$value}";
             }
         }
         return $retStr;