diff --git a/mp4/decoder.py b/mp4/decoder.py
index d6c346a..54144b3 100644
--- a/mp4/decoder.py
+++ b/mp4/decoder.py
@@ -38,7 +38,13 @@ class Decoder:
         if self._context:
             libav.codec_free_context(self._context)
 
-    def _receive(self):
+    def decode(self, packet):
+        if not self._context:
+            return None
+        errcode = libav.codec_send_packet(self._context, packet)
+        if errcode < 0:
+            errstring = libav.strerror(errcode)
+            raise Exception(f"Failed to send packet: {errstring}")
         frames = []
         while True:
             frame = Frame()
@@ -50,12 +56,3 @@ class Decoder:
                 raise Exception(f"Failed to receive frame: {errstring}")
             frames.append(frame)
         return frames
-
-    def decode(self, packet):
-        if not self._context:
-            return None
-        errcode = libav.codec_send_packet(self._context, packet)
-        if errcode < 0:
-            errstring = libav.strerror(errcode)
-            raise Exception(f"Failed to send packet: {errstring}")
-        return self._receive()