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aa9356ab1d
4 changed files with 312 additions and 0 deletions
135
Cargo.lock
generated
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135
Cargo.lock
generated
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@ -0,0 +1,135 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 4
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[[package]]
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name = "aho-corasick"
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"quote",
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[[package]]
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name = "trkconverter"
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version = "0.1.0"
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dependencies = [
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"regex",
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"serde",
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"serde_json",
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]
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[[package]]
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name = "unicode-ident"
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9
Cargo.toml
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9
Cargo.toml
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[package]
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name = "trkconverter"
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version = "0.1.0"
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edition = "2024"
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[dependencies]
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serde = { version = "1.0", features = ["derive"] }
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serde_json = "1.0"
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regex = "1.5"
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9
README.md
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9
README.md
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# trkconverter
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tool to convert old trk format to new trk format for just dance
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# usage
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```
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trkconverter <input_drum.trk> <output_new.trk>
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```
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159
src/main.rs
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159
src/main.rs
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use std::env;
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use std::fs;
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use serde::{Deserialize, Serialize};
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use regex::Regex;
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#[derive(Serialize, Deserialize, Debug)]
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struct BuuTrack {
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#[serde(rename = "$format")]
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format: i32,
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Markers: Vec<i32>,
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Signatures: Vec<Signature>,
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Sections: Vec<serde_json::Value>,
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Comments: Vec<serde_json::Value>,
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Ambiances: Vec<serde_json::Value>,
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AudioFilePath: String,
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StartBeat: i32,
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EndBeat: i32,
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VideoStartTime: String,
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Volume: f32,
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PreviewEntry: f32,
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PreviewLoopStart: f32,
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PreviewLoopEnd: f32,
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FadeInDuration: f32,
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FadeOutDuration: f32,
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FadeStartBeat: f32,
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FadeEndBeat: f32,
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UseFadeStartBeat: bool,
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UseFadeEndBeat: bool,
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FadeInType: i32,
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FadeOutType: i32,
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}
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#[derive(Serialize, Deserialize, Debug)]
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struct Signature {
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Comment: String,
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Marker: f32,
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Beat: i32,
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}
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fn parse_drum_trk(content: &str) -> Result<BuuTrack, Box<dyn std::error::Error>> {
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// Extract markers
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let re_markers = Regex::new(r"\{\s*VAL\s*=\s*(\d+)\s*\}")?;
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let markers: Vec<i32> = re_markers
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.captures_iter(content)
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.map(|cap| cap[1].parse().unwrap())
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.collect();
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// Extract signature data
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let re_signature = Regex::new(r#"MusicSignature\s*=\s*\{\s*beats\s*=\s*(\d+),\s*marker\s*=\s*([0-9.]+),\s*comment\s*=\s*"(.*?)"\s*\}"#)?;
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let mut signatures = Vec::new();
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for cap in re_signature.captures_iter(content) {
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let beat = cap[1].parse()?;
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let marker = cap[2].parse()?;
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let comment = cap[3].to_string();
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signatures.push(Signature {
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Comment: comment,
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Marker: marker,
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Beat: beat,
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});
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}
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// Extract start and end beats
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let re_beats = Regex::new(r"startBeat\s*=\s*(\d+),\s*endBeat\s*=\s*(\d+)")?;
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let (start_beat, end_beat) = if let Some(cap) = re_beats.captures(content) {
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(cap[1].parse()?, cap[2].parse()?)
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} else {
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(0, 0)
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};
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// Extract video start time
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let re_video_time = Regex::new(r"videoStartTime\s*=\s*([0-9.]+)")?;
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let video_time = if let Some(cap) = re_video_time.captures(content) {
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cap[1].parse::<f32>()?
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} else {
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0.0
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};
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// Format video time as HH:MM:SS
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let hours = (video_time / 3600.0) as i32;
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let minutes = ((video_time % 3600.0) / 60.0) as i32;
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let seconds = (video_time % 60.0) as i32;
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let video_time_str = format!("{:02}:{:02}:{:02}", hours, minutes, seconds);
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// Extract volume
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let re_volume = Regex::new(r"volume\s*=\s*([0-9.]+)")?;
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let volume = if let Some(cap) = re_volume.captures(content) {
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cap[1].parse()?
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} else {
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0.0
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};
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// Extract preview values
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let re_preview = Regex::new(r"previewEntry\s*=\s*([0-9.]+),\s*previewLoopStart\s*=\s*([0-9.]+),\s*previewLoopEnd\s*=\s*([0-9.]+)")?;
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let (preview_entry, preview_loop_start, preview_loop_end) = if let Some(cap) = re_preview.captures(content) {
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(cap[1].parse()?, cap[2].parse()?, cap[3].parse()?)
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} else {
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(0.0, 0.0, 0.0)
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};
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// Construct the BuuTrack
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let buu_track = BuuTrack {
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format: 0,
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Markers: markers,
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Signatures: signatures,
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Sections: Vec::new(),
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Comments: Vec::new(),
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Ambiances: Vec::new(),
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AudioFilePath: "maps\\Drum\\audio\\Drum.wav".to_string(), // Default path
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StartBeat: start_beat,
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EndBeat: end_beat,
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VideoStartTime: video_time_str,
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Volume: volume,
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PreviewEntry: preview_entry,
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PreviewLoopStart: preview_loop_start,
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PreviewLoopEnd: preview_loop_end,
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FadeInDuration: 0.0,
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FadeOutDuration: 0.0,
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FadeStartBeat: 0.0,
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FadeEndBeat: 0.0,
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UseFadeStartBeat: false,
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UseFadeEndBeat: false,
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FadeInType: 0,
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FadeOutType: 0,
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};
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Ok(buu_track)
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}
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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let args: Vec<String> = env::args().collect();
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if args.len() != 3 {
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eprintln!("Usage: {} <input_drum.trk> <output_6buu.trk>", args[0]);
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std::process::exit(1);
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}
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let input_path = &args[1];
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let output_path = &args[2];
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// Read the input file
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let content = fs::read_to_string(input_path)
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.map_err(|e| format!("Failed to read input file: {}", e))?;
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// Parse the Drum.trk content
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let buu_track = parse_drum_trk(&content)?;
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// Serialize to JSON
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let json = serde_json::to_string_pretty(&buu_track)?;
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// Write to output file
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fs::write(output_path, json)
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.map_err(|e| format!("Failed to write output file: {}", e))?;
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println!("Successfully converted {} to {}", input_path, output_path);
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Ok(())
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}
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