Cast: Only ACK decodable frames

media/cast/framer/framer.h

Index: media/cast/framer/framer.h
diff --git a/media/cast/framer/framer.h b/media/cast/framer/framer.h
index eb67064a40ab594dd25b6064d6e1bb0691e4d3f8..f8093af4e275f484c694e48d860f5d480e49fc5b 100644
--- a/media/cast/framer/framer.h
+++ b/media/cast/framer/framer.h
@@ -40,12 +40,14 @@ class Framer {
                     const RtpCastHeader& rtp_header,
                     bool* duplicate);
 
-  // Extracts a complete encoded frame - will only return a complete continuous
-  // frame.
-  // Returns false if the frame does not exist or if the frame is not complete
-  // within the given time frame.
+  // Extracts a complete encoded frame - will only return a complete and
+  // decodable frame. Returns false if no such frames exist.
+  // |next_frame| will be set to true if the returned frame is the very
+  // next frame. |have_multiple_complete_frames| will be set to true
+  // if there are more decodadble frames available.
   bool GetEncodedVideoFrame(transport::EncodedVideoFrame* video_frame,
-                            bool* next_frame);
+                            bool* next_frame,
+                            bool* have_multiple_complete_frames);
 
   bool GetEncodedAudioFrame(transport::EncodedAudioFrame* audio_frame,
                             bool* next_frame);