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/*
Copyright (C) 2016-2022 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "atmos_mxf_content.h"
#include "atmos_mxf_decoder.h"
#include "dcp_content.h"
#include "dcp_decoder.h"
#include "dcp_subtitle_content.h"
#include "dcp_subtitle_decoder.h"
#include "ffmpeg_content.h"
#include "ffmpeg_decoder.h"
#include "image_content.h"
#include "image_decoder.h"
#include "string_text_file_content.h"
#include "string_text_file_decoder.h"
#include "timer.h"
#include "video_mxf_content.h"
#include "video_mxf_decoder.h"
using std::dynamic_pointer_cast;
using std::list;
using std::make_shared;
using std::shared_ptr;
template <class T>
shared_ptr<T>
maybe_cast (shared_ptr<Decoder> d)
{
if (!d) {
return {};
}
return dynamic_pointer_cast<T> (d);
}
/** @param tolerant true to proceed in the face of `survivable' errors, otherwise false.
* @param old_decoder A `used' decoder that has been previously made for this piece of content, or 0
*/
shared_ptr<Decoder>
decoder_factory (shared_ptr<const Film> film, shared_ptr<const Content> content, bool fast, bool tolerant, shared_ptr<Decoder> old_decoder)
{
auto fc = dynamic_pointer_cast<const FFmpegContent>(content);
if (fc) {
return make_shared<FFmpegDecoder>(film, fc, fast);
}
auto dc = dynamic_pointer_cast<const DCPContent>(content);
if (dc) {
try {
return make_shared<DCPDecoder>(film, dc, fast, tolerant, maybe_cast<DCPDecoder>(old_decoder));
} catch (KDMError& e) {
/* This will be found and reported to the user when the content is examined */
return {};
}
}
auto ic = dynamic_pointer_cast<const ImageContent>(content);
if (ic) {
return make_shared<ImageDecoder>(film, ic);
}
auto rc = dynamic_pointer_cast<const StringTextFileContent>(content);
if (rc) {
return make_shared<StringTextFileDecoder>(film, rc);
}
auto dsc = dynamic_pointer_cast<const DCPSubtitleContent> (content);
if (dsc) {
return make_shared<DCPSubtitleDecoder>(film, dsc);
}
auto vmc = dynamic_pointer_cast<const VideoMXFContent> (content);
if (vmc) {
return make_shared<VideoMXFDecoder>(film, vmc);
}
auto amc = dynamic_pointer_cast<const AtmosMXFContent> (content);
if (amc) {
return make_shared<AtmosMXFDecoder>(film, amc);
}
return {};
}
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