+ if (_ignore_video) {
+ return;
+ }
+
+ _video_content->film()->log()->log (String::compose ("VD receives %1", frame), Log::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 ()) {
+ case VIDEO_FRAME_TYPE_2D:
+ to_push.push_back (ContentVideo (image, EYES_BOTH, PART_WHOLE, frame));
+ break;
+ case VIDEO_FRAME_TYPE_3D_ALTERNATE:
+ 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));
+ break;
+ case VIDEO_FRAME_TYPE_3D_TOP_BOTTOM:
+ to_push.push_back (ContentVideo (image, EYES_LEFT, PART_TOP_HALF, frame));
+ to_push.push_back (ContentVideo (image, EYES_RIGHT, PART_BOTTOM_HALF, frame));
+ break;
+ case VIDEO_FRAME_TYPE_3D_LEFT:
+ to_push.push_back (ContentVideo (image, EYES_LEFT, PART_WHOLE, frame));
+ break;
+ case VIDEO_FRAME_TYPE_3D_RIGHT:
+ to_push.push_back (ContentVideo (image, EYES_RIGHT, PART_WHOLE, frame));
+ break;
+ default:
+ DCPOMATIC_ASSERT (false);