+ /* We should not receive the same thing twice */
+ assert (_decoded_video.empty() || frame != _decoded_video.back().frame);
+
+ /* Fill in gaps */
+ /* XXX: 3D */
+
+ while (!_decoded_video.empty () && (_decoded_video.back().frame + 1) < frame) {
+#ifdef DCPOMATIC_DEBUG
+ test_gaps++;
+#endif
+ _decoded_video.push_back (
+ ContentVideo (
+ _decoded_video.back().image,
+ _decoded_video.back().eyes,
+ _decoded_video.back().frame + 1
+ )
+ );
+ }
+
+ switch (_video_content->video_frame_type ()) {
+ case VIDEO_FRAME_TYPE_2D:
+ _decoded_video.push_back (ContentVideo (image, EYES_BOTH, frame));
+ break;
+ case VIDEO_FRAME_TYPE_3D_ALTERNATE:
+ _decoded_video.push_back (ContentVideo (image, (frame % 2) ? EYES_RIGHT : EYES_LEFT, frame));
+ break;
+ case VIDEO_FRAME_TYPE_3D_LEFT_RIGHT:
+ {
+ int const half = image->size().width / 2;
+ _decoded_video.push_back (ContentVideo (image->crop (Crop (0, half, 0, 0), true), EYES_LEFT, frame));
+ _decoded_video.push_back (ContentVideo (image->crop (Crop (half, 0, 0, 0), true), EYES_RIGHT, frame));
+ break;
+ }
+ case VIDEO_FRAME_TYPE_3D_TOP_BOTTOM:
+ {
+ int const half = image->size().height / 2;
+ _decoded_video.push_back (ContentVideo (image->crop (Crop (0, 0, 0, half), true), EYES_LEFT, frame));
+ _decoded_video.push_back (ContentVideo (image->crop (Crop (0, 0, half, 0), true), EYES_RIGHT, frame));
+ break;
+ }
+ case VIDEO_FRAME_TYPE_3D_LEFT:
+ _decoded_video.push_back (ContentVideo (image, EYES_LEFT, frame));
+ break;
+ case VIDEO_FRAME_TYPE_3D_RIGHT:
+ _decoded_video.push_back (ContentVideo (image, EYES_RIGHT, frame));
+ break;
+ default:
+ assert (false);
+ }