diff --git a/src/Assets/Asset.php b/src/Assets/Asset.php
index ce878a774..07c5c0063 100644
--- a/src/Assets/Asset.php
+++ b/src/Assets/Asset.php
@@ -34,7 +34,7 @@ class Asset implements \ArrayAccess
     protected $minified = false;
 
     /**
-     * Creates an Asset from file(s) path.
+     * Creates an Asset from a source.
      *
      * $options[
      *     'fingerprint'    => true,
@@ -43,15 +43,15 @@ class Asset implements \ArrayAccess
      *     'ignore_missing' => false,
      * ];
      *
-     * @param Builder      $builder
-     * @param string|array $path
-     * @param array|null   $options
+     * @param Builder    $builder
+     * @param mixed      $source
+     * @param array|null $options
      */
-    public function __construct(Builder $builder, $path, array $options = null)
+    public function __construct(Builder $builder, $source, array $options = null)
     {
         $this->builder = $builder;
         $this->config = $builder->getConfig();
-        $path = is_array($path) ? $path : [$path];
+        $source = is_array($source) ? $source : [$source];
 
         // handles options
         $fingerprint = (bool) $this->config->get('assets.fingerprint.enabled');
@@ -60,16 +60,26 @@ public function __construct(Builder $builder, $path, array $options = null)
         $ignore_missing = false;
         extract(is_array($options) ? $options : [], EXTR_IF_EXISTS);
 
-        // loads file(s)
+        // loads
         $file = [];
         $prevType = '';
         $prevExt = '';
-        foreach ($path as $p) {
-            $file = $this->loadFile($p, $ignore_missing);
-            if ($file['missing']) {
-                $this->data['path'] = '';
+        foreach ($source as $s) {
+            // determines source type
+            switch (true) {
+                case Util\Str::isBinary():
+                    //return $this->initFromBinary($this->data);
+                case Util\Url::isUrl():
+                    //return $this->initFromUrl($this->data);
+                case Util\File::isFilePath():
+                    $file = $this->loadFile($s, $ignore_missing);
+                    if ($file['missing']) {
+                        $this->data['path'] = '';
 
-                continue;
+                        break;
+                    }
+                default:
+                    throw new Exception('Asset source not readable');
             }
 
             // bundle: same type only
@@ -100,7 +110,7 @@ public function __construct(Builder $builder, $path, array $options = null)
             $prevExt = $file['ext'];
         }
         // bundle: define path
-        if (count($path) > 1) {
+        if (count($source) > 1) {
             $this->data['path'] = $filename;
             if (empty($filename)) {
                 switch ($this->data['ext']) {
@@ -321,6 +331,9 @@ public function getIntegrity(string $algo = 'sha384'): string
      */
     public function getWidth()
     {
+        if ($this->data['type'] != 'image') {
+            throw new Exception(\sprintf('Can\'t get width of a non image asset ("%s")', $this->data['path']));
+        }
         if (false === $size = $this->getImageSize()) {
             return false;
         }
@@ -335,6 +348,9 @@ public function getWidth()
      */
     public function getHeight()
     {
+        if ($this->data['type'] != 'image') {
+            throw new Exception(\sprintf('Can\'t get height of a non image asset ("%s")', $this->data['path']));
+        }
         if (false === $size = $this->getImageSize()) {
             return false;
         }
@@ -351,6 +367,10 @@ public function getHeight()
      */
     public function getAudio(): Mp3Info
     {
+        if ($this->data['subtype'] != 'audio/mpeg') {
+            throw new Exception(\sprintf('Can\'t get audio infos of a non MP3 asset ("%s")', $this->data['path']));
+        }
+
         return new Mp3Info($this->data['file']);
     }
 
diff --git a/src/Util/File.php b/src/Util/File.php
index 4668bd530..c6b32b2ce 100644
--- a/src/Util/File.php
+++ b/src/Util/File.php
@@ -77,4 +77,24 @@ public static function getMimeType(string $filename): array
             $subtype,
         ];
     }
+
+    /**
+     * Determines if data is file path.
+     *
+     * @param mixed $data
+     *
+     * @return bool
+     */
+    public static function isFilePath($data): bool
+    {
+        if (is_string($data)) {
+            try {
+                return is_file($data);
+            } catch (\Exception $e) {
+                return false;
+            }
+        }
+
+        return false;
+    }
 }
diff --git a/src/Util/Str.php b/src/Util/Str.php
index 586640745..e3b14a7af 100644
--- a/src/Util/Str.php
+++ b/src/Util/Str.php
@@ -57,4 +57,22 @@ public static function combineArrayToString(
 
         return substr($string, 0, -2);
     }
+
+    /**
+     * Determines if data is binary.
+     *
+     * @param mixed $data
+     *
+     * @return bool
+     */
+    public static function isBinary($data): bool
+    {
+        if (is_string($data)) {
+            $mime = finfo_buffer(finfo_open(FILEINFO_MIME_TYPE), $data);
+
+            return $mime != 'application/x-empty';
+        }
+
+        return false;
+    }
 }
diff --git a/src/Util/Url.php b/src/Util/Url.php
index 9fd37597a..42fecdf1d 100644
--- a/src/Util/Url.php
+++ b/src/Util/Url.php
@@ -13,15 +13,16 @@
 class Url
 {
     /**
-     * Tests if a string is an URL.
+     * Tests if data is a valid URL.
      *
-     * @param string $url
+     * @param mixed $data
      *
      * @return bool
      */
-    public static function isUrl(string $url): bool
+    public static function isUrl($data): bool
     {
-        return (bool) preg_match('~^(?:f|ht)tps?://~i', $url);
+        //return (bool) preg_match('~^(?:f|ht)tps?://~i', $data);
+        return (bool) filter_var($data, FILTER_VALIDATE_URL);
     }
 
     /**