[ffmpeg] Removed unused code path

diff --git a/modules/ffmpeg/producer/muxer/frame_muxer.cpp b/modules/ffmpeg/producer/muxer/frame_muxer.cpp
index cbd24324400681263e8a9f6ead0009d238257c2c..80a11b70f91f2ee6d38dd44c47d18db2d8320c20 100644 (file)
--- a/modules/ffmpeg/producer/muxer/frame_muxer.cpp
+++ b/modules/ffmpeg/producer/muxer/frame_muxer.cpp
@@ -255,7 +255,7 @@ struct frame_muxer::impl : boost::noncopyable
 
                frame_buffer_.push(core::draw_frame(std::move(frame)));
 
-               return frame_buffer_.empty() ? core::draw_frame::empty() : poll();
+               return poll();
        }
 
        core::mutable_frame pop_video()