feat: derive Serialize & Deserialize and support program as lib

Cargo.toml

@@ -1,4 +1,10 @@
 [package]
 name = "clipper"
 version = "0.2.1"
-edition = "2021"
+edition = "2021"
+
+[lib]
+path = "src/main.rs"
+
+[dependencies]
+serde = { version = "1", features = ["derive"] }

src/clipper.rs

@@ -2,13 +2,15 @@ use crate::{
     error,
     ffmpeg::{Encoder, Inputs, Output},
 };
+use serde::{Deserialize, Serialize};
 use std::{
     env::args,
     process::{exit, Command},
     vec::IntoIter,
 };
 
-#[derive(Default)]
+#[derive(Serialize, Deserialize, Default, Debug)]
+#[serde(rename_all = "camelCase")]
 pub struct Clipper {
     pub inputs: Inputs,
     pub encoder: Encoder,

src/ffmpeg/encoder.rs

@@ -1,7 +1,9 @@
 use crate::{error, string_vec};
+use serde::{Deserialize, Serialize};
 use std::vec::IntoIter;
 
-#[derive(Default)]
+#[derive(Serialize, Deserialize, Default, Debug)]
+#[serde(rename_all = "camelCase")]
 pub struct Encoder {
     nvenc: bool,
     hevc: bool,

src/ffmpeg/input.rs

@@ -1,5 +1,8 @@
 use crate::{error, ffmpeg::duration_to_secs};
+use serde::{Deserialize, Serialize};
 
+#[derive(Serialize, Deserialize, Default, Debug)]
+#[serde(rename_all = "camelCase")]
 pub struct Input {
     pub file: String,
     pub segments: Vec<(f64, f64)>,

src/ffmpeg/inputs.rs

@@ -3,9 +3,11 @@ use crate::{
     ffmpeg::{escape_ffmpeg_chars, Input},
     string_vec,
 };
+use serde::{Deserialize, Serialize};
 use std::vec::IntoIter;
 
-#[derive(Default)]
+#[derive(Serialize, Deserialize, Default, Debug)]
+#[serde(rename_all = "camelCase")]
 pub struct Inputs {
     inputs: Vec<Input>,
     fade: f64,

src/ffmpeg/output.rs

@@ -1,7 +1,9 @@
 use crate::{error, string_vec};
+use serde::{Deserialize, Serialize};
 use std::vec::IntoIter;
 
-#[derive(Default)]
+#[derive(Serialize, Deserialize, Default, Debug)]
+#[serde(rename_all = "camelCase")]
 pub struct Output {
     file: Option<String>,
     force_overwrite: bool,

src/main.rs

@@ -1,8 +1,8 @@
 mod clipper;
 mod ffmpeg;
 
-use clipper::Clipper;
+pub use clipper::Clipper;
 
-fn main() {
-    Clipper::new().run();
+pub fn main() {
+    Clipper::from_args().run();
 }