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/*
Copyright (C) 2013-2021 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 "ffmpeg_audio_stream.h"
#include <dcp/raw_convert.h>
#include <dcp/warnings.h>
LIBDCP_DISABLE_WARNINGS
#include <libxml++/libxml++.h>
LIBDCP_ENABLE_WARNINGS
#include <libcxml/cxml.h>
using std::string;
using boost::optional;
using dcp::raw_convert;
using namespace dcpomatic;
FFmpegAudioStream::FFmpegAudioStream (cxml::ConstNodePtr node, int version)
: FFmpegStream (node)
, AudioStream (
node->number_child<int>("FrameRate"),
node->optional_number_child<Frame>("Length").get_value_or(0),
AudioMapping(node->node_child("Mapping"), version),
node->optional_number_child<int>("BitDepth")
)
{
optional<ContentTime::Type> const f = node->optional_number_child<ContentTime::Type>("FirstAudio");
if (f) {
first_audio = ContentTime(f.get());
}
codec_name = node->optional_string_child("CodecName");
}
void
FFmpegAudioStream::as_xml (xmlpp::Node* root) const
{
FFmpegStream::as_xml (root);
root->add_child("FrameRate")->add_child_text(raw_convert<string>(frame_rate()));
root->add_child("Length")->add_child_text(raw_convert<string>(length()));
mapping().as_xml (root->add_child("Mapping"));
if (first_audio) {
root->add_child("FirstAudio")->add_child_text(raw_convert<string>(first_audio.get().get()));
}
if (codec_name) {
root->add_child("CodecName")->add_child_text(codec_name.get());
}
if (bit_depth()) {
root->add_child("BitDepth")->add_child_text(raw_convert<string>(bit_depth().get()));
}
}
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