mirror of
https://github.com/wesnoth/wesnoth
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128 lines
3.0 KiB
C++
128 lines
3.0 KiB
C++
/*
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Copyright (C) 2003 - 2025
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by David White <dave@whitevine.net>, Iris Morelle <shadowm2006@gmail.com>
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Part of the Battle for Wesnoth Project https://www.wesnoth.org/
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY.
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See the COPYING file for more details.
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*/
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#include "sound_music_track.hpp"
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#include "config.hpp"
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#include "filesystem.hpp"
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#include "log.hpp"
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#include "serialization/string_utils.hpp"
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#include "vorbis/vorbisfile.h"
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static lg::log_domain log_audio("audio");
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#define ERR_AUDIO LOG_STREAM(err, log_audio)
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#define LOG_AUDIO LOG_STREAM(info, log_audio)
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namespace sound {
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music_track::music_track()
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: id_()
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, file_path_()
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, ms_before_(0)
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, ms_after_(0)
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, once_(false)
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, append_(false)
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, immediate_(false)
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, shuffle_(true)
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{
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}
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music_track::music_track(const config& node)
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: id_(node["name"])
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, file_path_()
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, title_(node["title"])
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, ms_before_(node["ms_before"].to_int())
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, ms_after_(node["ms_after"].to_int())
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, once_(node["play_once"].to_bool())
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, append_(node["append"].to_bool())
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, immediate_(node["immediate"].to_bool())
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, shuffle_(node["shuffle"].to_bool(true))
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{
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resolve();
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}
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music_track::music_track(const std::string& v_name)
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: id_(v_name)
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, file_path_()
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, title_()
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, ms_before_(0)
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, ms_after_(0)
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, once_(false)
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, append_(false)
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, immediate_(false)
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, shuffle_(true)
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{
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resolve();
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}
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void music_track::resolve()
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{
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if (id_.empty()) {
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LOG_AUDIO << "empty track filename specified for track identification";
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return;
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}
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if(auto path = filesystem::get_binary_file_location("music", id_)) {
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file_path_ = path.value();
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} else {
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LOG_AUDIO << "could not find track '" << id_ << "' for track identification";
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return;
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}
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if (title_.empty()) {
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OggVorbis_File vf;
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if(ov_fopen(file_path_.c_str(), &vf) < 0) {
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LOG_AUDIO << "Error opening file '" << file_path_ << "' for track identification";
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return;
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}
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vorbis_comment* comments = ov_comment(&vf, -1);
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char** user_comments = comments->user_comments;
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bool found = false;
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for (int i=0; i< comments->comments; i++) {
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const std::string comment_string(user_comments[i]);
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const std::vector<std::string> comment_list = utils::split(comment_string, '=');
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if (comment_list[0] == "TITLE" || comment_list[0] == "title") {
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title_ = comment_list[1];
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found = true;
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}
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}
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if (!found) {
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LOG_AUDIO << "No title for music track '" << id_ << "'";
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}
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ov_clear(&vf);
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}
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LOG_AUDIO << "resolved music track '" << id_ << "' into '" << file_path_ << "'";
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}
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void music_track::write(config &parent_node, bool append) const
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{
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config& m = parent_node.add_child("music");
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m["name"] = id_;
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m["ms_before"] = ms_before_;
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m["ms_after"] = ms_after_;
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if(append) {
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m["append"] = true;
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}
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//default behaviour is to shuffle
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m["shuffle"] = shuffle_;
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}
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} /* end namespace sound */
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