Extract audio and cue sheet from an NRG audio CD image.
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// This file is part of the NRGrip project.
//
// Copyright (c) 2016, 2018 Matteo Cypriani <mcy@lm7.fr>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
use std::env;
use std::fs::File;
use std::path::PathBuf;
use std::process;
extern crate getopts;
use getopts::Options;
extern crate nrgrip;
use nrgrip::metadata;
use nrgrip::cue_sheet;
use nrgrip::raw_audio;
const PRETTY_PROGNAME: &'static str = "NRGrip";
const VERSION: Option<&'static str> = option_env!("CARGO_PKG_VERSION");
fn print_version() {
println!("{} v{}", PRETTY_PROGNAME, VERSION.unwrap_or("X.Y.Z"));
}
fn print_usage(prog_name: &str, opts: &Options) {
let brief = format!("{prettyprog} - rip Nero Burning ROM audio images
Usage:
{prog} [-icrx] [options] <image.nrg>
{prog} [-h | -V]", prettyprog = PRETTY_PROGNAME, prog = prog_name);
print!("{}", opts.usage(&brief));
}
fn main() {
process::exit(main_main());
}
fn main_main() -> i32 {
let args: Vec<String> = env::args().collect();
let prog_fullname = &args.first().expect("Can't retrieve program name");
let prog_name = PathBuf::from(prog_fullname).file_name()
.expect("Can't retrieve program base name")
.to_string_lossy().into_owned();
let mut opts = Options::new();
opts.optflag("i", "info",
"display the image's metadata (default action)");
opts.optflag("x", "extract",
"same as --extract-cue --extract-raw");
opts.optflag("c", "extract-cue",
"extract cue sheet from the NRG metadata");
opts.optflag("r", "extract-raw",
"extract the raw audio tracks");
opts.optflag("S", "no-strip-subchannel",
"don't strip the 96-bit subchannel if present");
opts.optflag("h", "help",
"print this help message");
opts.optflag("V", "version",
"print program version");
let options = match opts.parse(&args[1..]) {
Ok(options) => options,
Err(_) => {
print_usage(&prog_name, &opts);
return 1;
},
};
if options.opt_present("help") {
print_usage(&prog_name, &opts);
return 0;
}
if options.opt_present("version") {
print_version();
return 0;
}
let strip_subchannel = !options.opt_present("no-strip-subchannel");
// Get input NRG image name
if options.free.len() != 1 {
// We need exactly one input file!
print_usage(&prog_name, &opts);
return 1;
}
let img_path = &options.free[0];
println!("NRG image path: \"{}\"", img_path);
// See what actions are to be taken on that file
let action_cue =
options.opt_present("extract-cue") || options.opt_present("extract");
let action_raw =
options.opt_present("extract-raw") || options.opt_present("extract");
let action_info =
options.opt_present("info") || !(action_cue || action_raw);
// Open the image file
let mut fd = match File::open(&img_path) {
Ok(fd) => fd,
Err(err) => {
println!("Can't open image file \"{}\": {}", img_path, err);
return 1;
},
};
// Read the image's metadata
let metadata = match metadata::read_nrg_metadata(&mut fd) {
Ok(metadata) => metadata,
Err(err) => {
println!("Error reading \"{}\": {}", img_path, err);
return 1;
},
};
// Display metadata if requested
if action_info {
println!("\n{}", metadata);
}
// Read and write the cue sheet
if action_cue {
println!("\nExtracting cue sheet...");
if let Err(err) = cue_sheet::write_cue_sheet(&img_path, &metadata) {
println!("Error writing cue sheet: {}", err);
return 1;
}
println!("OK!");
}
// Extract raw audio data
if action_raw {
println!("\nExtracting raw audio data...");
if let Err(err) =
raw_audio::extract_nrg_raw_audio(&mut fd, &img_path,
&metadata, strip_subchannel) {
println!("Error extracting raw audio data: {}", err);
}
println!("OK!");
}
0
}