Reduce variable scope slightly.

diff --git a/src/lib/video_decoder.cc b/src/lib/video_decoder.cc
index fd5779a657f0304124a28ef27980a62a85a1945a..1f2452460f843fc2e22c66a2cf98eee9a925392a 100644 (file)
--- a/src/lib/video_decoder.cc
+++ b/src/lib/video_decoder.cc
@@ -242,11 +242,6 @@ VideoDecoder::video (shared_ptr<const ImageProxy> image, Frame frame)
 
        _video_content->film()->log()->log (String::compose ("VD receives %1", frame), LogEntry::TYPE_DEBUG_DECODE);
 
-       /* We may receive the same frame index twice for 3D, and we need to know
-          when that happens.
-       */
-       bool const same = (!_decoded_video.empty() && frame == _decoded_video.back().frame);
-
        /* Work out what we are going to push into _decoded_video next */
        list<ContentVideo> to_push;
        switch (_video_content->video_frame_type ()) {
@@ -254,8 +249,14 @@ VideoDecoder::video (shared_ptr<const ImageProxy> image, Frame frame)
                to_push.push_back (ContentVideo (image, EYES_BOTH, PART_WHOLE, frame));
                break;
        case VIDEO_FRAME_TYPE_3D_ALTERNATE:
+       {
+               /* We receive the same frame index twice for 3D-alternate; hence we know which
+                  frame this one is.
+               */
+               bool const same = (!_decoded_video.empty() && frame == _decoded_video.back().frame);
                to_push.push_back (ContentVideo (image, same ? EYES_RIGHT : EYES_LEFT, PART_WHOLE, frame));
                break;
+       }
        case VIDEO_FRAME_TYPE_3D_LEFT_RIGHT:
                to_push.push_back (ContentVideo (image, EYES_LEFT, PART_LEFT_HALF, frame));
                to_push.push_back (ContentVideo (image, EYES_RIGHT, PART_RIGHT_HALF, frame));