2 Copyright (C) 2020-2021 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
22 #include "atmos_content.h"
23 #include "atmos_decoder.h"
24 #include "atmos_mxf_content.h"
25 #include "atmos_mxf_decoder.h"
26 #include "dcpomatic_time.h"
27 #include <dcp/atmos_asset.h>
28 #include <dcp/atmos_asset_reader.h>
31 using std::make_shared;
32 using std::shared_ptr;
35 AtmosMXFDecoder::AtmosMXFDecoder (std::shared_ptr<const Film> film, std::shared_ptr<const AtmosMXFContent> content)
39 atmos = make_shared<AtmosDecoder>(this, content);
41 auto asset = make_shared<dcp::AtmosAsset>(_content->path(0));
42 _reader = asset->start_read ();
43 _metadata = AtmosMetadata (asset);
48 AtmosMXFDecoder::pass ()
50 auto const vfr = _content->active_video_frame_rate (film());
51 auto const frame = _next.frames_round (vfr);
53 if (frame >= _content->atmos->length()) {
57 atmos->emit (film(), _reader->get_frame(frame), frame, *_metadata);
58 _next += dcpomatic::ContentTime::from_frames (1, vfr);
64 AtmosMXFDecoder::seek (dcpomatic::ContentTime t, bool accurate)
66 Decoder::seek (t, accurate);