- shared_ptr<dcp::MonoPictureMXF> mxf_A (new dcp::MonoPictureMXF (dcp::Fraction (24, 1)));
- shared_ptr<dcp::PictureMXFWriter> writer = mxf_A->start_write (work_dir / "video.mxf", dcp::SMPTE, false);
+ shared_ptr<dcp::MonoPictureAsset> asset_A (new dcp::MonoPictureAsset (dcp::Fraction (24, 1)));
+ shared_ptr<dcp::PictureAssetWriter> writer = asset_A->start_write (work_dir / "video.mxf", dcp::SMPTE, false);