2 Copyright (C) 2016-2019 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/>.
21 #include "ffmpeg_content.h"
22 #include "ffmpeg_decoder.h"
23 #include "dcp_content.h"
24 #include "dcp_decoder.h"
25 #include "image_content.h"
26 #include "image_decoder.h"
27 #include "string_text_file_content.h"
28 #include "string_text_file_decoder.h"
29 #include "dcp_subtitle_content.h"
30 #include "dcp_subtitle_decoder.h"
31 #include "video_mxf_content.h"
32 #include "video_mxf_decoder.h"
34 #include <boost/foreach.hpp>
37 using boost::shared_ptr;
38 using boost::dynamic_pointer_cast;
42 maybe_cast (shared_ptr<Decoder> d)
45 return shared_ptr<T> ();
47 return dynamic_pointer_cast<T> (d);
50 /** @param old_decoder A `used' decoder that has been previously made for this piece of content, or 0 */
52 decoder_factory (shared_ptr<const Film> film, shared_ptr<const Content> content, bool fast, shared_ptr<Decoder> old_decoder)
54 shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (content);
56 return shared_ptr<Decoder> (new FFmpegDecoder(film, fc, fast));
59 shared_ptr<const DCPContent> dc = dynamic_pointer_cast<const DCPContent> (content);
62 return shared_ptr<Decoder> (new DCPDecoder(film, dc, fast, maybe_cast<DCPDecoder>(old_decoder)));
63 } catch (KDMError& e) {
64 /* This will be found and reported to the user when the content is examined */
65 return shared_ptr<Decoder>();
69 shared_ptr<const ImageContent> ic = dynamic_pointer_cast<const ImageContent> (content);
71 return shared_ptr<Decoder> (new ImageDecoder(film, ic));
74 shared_ptr<const StringTextFileContent> rc = dynamic_pointer_cast<const StringTextFileContent> (content);
76 return shared_ptr<Decoder> (new StringTextFileDecoder(film, rc));
79 shared_ptr<const DCPSubtitleContent> dsc = dynamic_pointer_cast<const DCPSubtitleContent> (content);
81 return shared_ptr<Decoder> (new DCPSubtitleDecoder(film, dsc));
84 shared_ptr<const VideoMXFContent> vmc = dynamic_pointer_cast<const VideoMXFContent> (content);
86 return shared_ptr<Decoder> (new VideoMXFDecoder(film, vmc));
89 return shared_ptr<Decoder> ();