Optimized versions of uint16 and int16 multi-readers

Author: Indrek Altpere

src/FontLib/BinaryStream.php

@@ -185,6 +185,10 @@ public function readUInt16() {
     return $a["n"];
   }
 
+  public function readUInt16Many($count) {
+    return array_values(unpack("n*", $this->read($count * 2)));
+  }
+
   public function readUFWord() {
     return $this->readUInt16();
   }
@@ -207,6 +211,17 @@ public function readInt16() {
     return $v;
   }
 
+  public function readInt16Many($count) {
+    $vals = array_values(unpack("n*", $this->read($count * 2)));
+    foreach ($vals as &$v) {
+      if ($v >= 0x8000) {
+        $v -= 0x10000;
+      }
+    }
+
+    return $vals;
+  }
+
   public function readFWord() {
     return $this->readInt16();
   }