Refactor the code into a binary and library #1

Merged
msrd0 merged 2 commits from refactor into main 2024-06-23 15:53:45 +00:00
9 changed files with 142 additions and 129 deletions
Showing only changes of commit ba9c6ede3e - Show all commits

54
src/cli.rs Normal file
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@ -0,0 +1,54 @@
//! This module contains helper functions for implementing CLI/TUI.
use crate::time::{parse_time, Time};
use console::style;
use std::{
fmt::Display,
io::{self, BufRead as _, Write as _}
};
pub fn ask(question: impl Display) -> String {
let mut stdout = io::stdout().lock();
let mut stdin = io::stdin().lock();
write!(
stdout,
"{} {} ",
style(question).bold().magenta(),
style(">").cyan()
)
.unwrap();
stdout.flush().unwrap();
let mut line = String::new();
stdin.read_line(&mut line).unwrap();
line.trim().to_owned()
}
pub fn ask_time(question: impl Display + Copy) -> Time {
let mut stdout = io::stdout().lock();
let mut stdin = io::stdin().lock();
let mut line = String::new();
loop {
line.clear();
write!(
stdout,
"{} {} ",
style(question).bold().magenta(),
style(">").cyan()
)
.unwrap();
stdout.flush().unwrap();
stdin.read_line(&mut line).unwrap();
let line = line.trim();
match parse_time(line) {
Ok(time) => return time,
Err(err) => writeln!(
stdout,
"{} {line:?}: {err}",
style("Invalid Input").bold().red()
)
.unwrap()
}
}
}

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@ -1,6 +1,9 @@
//! A module for writing intros and outros
use crate::{time::Date, ProjectLecture, Resolution};
use crate::{
project::{ProjectLecture, Resolution},
time::Date
};
use anyhow::anyhow;
use std::{
fmt::{self, Debug, Display, Formatter},

17
src/lib.rs Normal file
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@ -0,0 +1,17 @@
#![allow(clippy::manual_range_contains)]
#![warn(clippy::unreadable_literal, rust_2018_idioms)]
#![forbid(elided_lifetimes_in_paths, unsafe_code)]
pub mod cli;
pub mod iotro;
pub mod preset;
pub mod project;
pub mod question;
pub mod render;
pub mod time;
#[cfg(feature = "mem_limit")]
use std::sync::RwLock;
#[cfg(feature = "mem_limit")]
pub static MEM_LIMIT: RwLock<String> = RwLock::new(String::new());

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@ -2,32 +2,17 @@
#![warn(clippy::unreadable_literal, rust_2018_idioms)]
#![forbid(elided_lifetimes_in_paths, unsafe_code)]
mod iotro;
mod preset;
mod project;
mod question;
mod render;
mod time;
use self::{
project::{Project, ProjectLecture, ProjectSource, Resolution},
render::Renderer,
time::{parse_date, parse_time, Time}
};
use crate::preset::Preset;
use camino::Utf8PathBuf as PathBuf;
use clap::Parser;
use console::style;
#[cfg(feature = "mem_limit")]
use std::sync::RwLock;
use std::{
fmt::Display,
fs,
io::{self, BufRead as _, Write}
use render_video::{
cli::{ask, ask_time},
preset::Preset,
project::{Project, ProjectLecture, ProjectSource, Resolution},
render::Renderer,
time::parse_date
};
#[cfg(feature = "mem_limit")]
static MEM_LIMIT: RwLock<String> = RwLock::new(String::new());
use std::fs;
#[derive(Debug, Parser)]
struct Args {
@ -60,58 +45,12 @@ struct Args {
stereo: bool
}
fn ask(question: impl Display) -> String {
let mut stdout = io::stdout().lock();
let mut stdin = io::stdin().lock();
write!(
stdout,
"{} {} ",
style(question).bold().magenta(),
style(">").cyan()
)
.unwrap();
stdout.flush().unwrap();
let mut line = String::new();
stdin.read_line(&mut line).unwrap();
line.trim().to_owned()
}
fn ask_time(question: impl Display + Copy) -> Time {
let mut stdout = io::stdout().lock();
let mut stdin = io::stdin().lock();
let mut line = String::new();
loop {
line.clear();
write!(
stdout,
"{} {} ",
style(question).bold().magenta(),
style(">").cyan()
)
.unwrap();
stdout.flush().unwrap();
stdin.read_line(&mut line).unwrap();
let line = line.trim();
match parse_time(line) {
Ok(time) => return time,
Err(err) => writeln!(
stdout,
"{} {line:?}: {err}",
style("Invalid Input").bold().red()
)
.unwrap()
}
}
}
fn main() {
let args = Args::parse();
#[cfg(feature = "mem_limit")]
{
*(MEM_LIMIT.write().unwrap()) = args.mem_limit;
*(render_video::MEM_LIMIT.write().unwrap()) = args.mem_limit;
}
// process arguments

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@ -11,23 +11,23 @@ use std::{fs, io};
#[serde_as]
#[derive(Deserialize, Serialize)]
pub(crate) struct Preset {
pub struct Preset {
// options for the intro slide
pub(crate) course: String,
pub(crate) label: String,
pub(crate) docent: String,
pub course: String,
pub label: String,
pub docent: String,
/// Course language
#[serde(default = "Default::default")]
#[serde_as(as = "DisplayFromStr")]
pub(crate) lang: Language<'static>,
pub lang: Language<'static>,
// coding options
pub(crate) transcode_start: Resolution,
pub(crate) transcode: Option<Resolution>
pub transcode_start: Resolution,
pub transcode: Option<Resolution>
}
fn preset_23ws_malo2() -> Preset {
pub fn preset_23ws_malo2() -> Preset {
Preset {
course: "23ws-malo2".into(),
label: "Mathematische Logik II".into(),
@ -38,7 +38,7 @@ fn preset_23ws_malo2() -> Preset {
}
}
fn preset_24ss_algomod() -> Preset {
pub fn preset_24ss_algomod() -> Preset {
Preset {
course: "24ss-algomod".into(),
label: "Algorithmische Modelltheorie".into(),
@ -49,7 +49,7 @@ fn preset_24ss_algomod() -> Preset {
}
}
fn preset_24ss_qc() -> Preset {
pub fn preset_24ss_qc() -> Preset {
Preset {
course: "24ss-qc".into(),
label: "Introduction to Quantum Computing".into(),
@ -61,7 +61,7 @@ fn preset_24ss_qc() -> Preset {
}
impl Preset {
pub(crate) fn find(name: &str) -> anyhow::Result<Self> {
pub fn find(name: &str) -> anyhow::Result<Self> {
match fs::read(name) {
Ok(buf) => return Ok(toml::from_slice(&buf)?),
Err(err) if err.kind() == io::ErrorKind::NotFound => {},

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@ -14,7 +14,7 @@ macro_rules! resolutions {
($($res:ident: $width:literal x $height:literal at $bitrate:literal in $format:ident),+) => {
#[allow(non_camel_case_types, clippy::upper_case_acronyms)]
#[derive(Clone, Copy, Debug, Deserialize, Eq, Ord, PartialEq, PartialOrd, Serialize)]
pub(crate) enum Resolution {
pub enum Resolution {
$(
#[doc = concat!(stringify!($width), "x", stringify!($height))]
$res
@ -28,29 +28,29 @@ macro_rules! resolutions {
};
impl Resolution {
pub(crate) fn values() -> [Self; NUM_RESOLUTIONS] {
pub fn values() -> [Self; NUM_RESOLUTIONS] {
[$(Self::$res),+]
}
pub(crate) fn width(self) -> usize {
pub fn width(self) -> usize {
match self {
$(Self::$res => $width),+
}
}
pub(crate) fn height(self) -> usize {
pub fn height(self) -> usize {
match self {
$(Self::$res => $height),+
}
}
pub(crate) fn bitrate(self) -> u64 {
pub fn bitrate(self) -> u64 {
match self {
$(Self::$res => $bitrate),+
}
}
pub(crate) fn format(self) -> FfmpegOutputFormat {
pub fn format(self) -> FfmpegOutputFormat {
match self {
$(Self::$res => FfmpegOutputFormat::$format),+
}
@ -80,85 +80,85 @@ resolutions! {
}
#[derive(Deserialize, Serialize)]
pub(crate) struct Project {
pub(crate) lecture: ProjectLecture,
pub(crate) source: ProjectSource,
pub(crate) progress: ProjectProgress
pub struct Project {
pub lecture: ProjectLecture,
pub source: ProjectSource,
pub progress: ProjectProgress
}
#[serde_as]
#[derive(Deserialize, Serialize)]
pub(crate) struct ProjectLecture {
pub(crate) course: String,
pub(crate) label: String,
pub(crate) docent: String,
pub struct ProjectLecture {
pub course: String,
pub label: String,
pub docent: String,
#[serde_as(as = "DisplayFromStr")]
pub(crate) date: Date,
pub date: Date,
#[serde(default = "Default::default")]
#[serde_as(as = "DisplayFromStr")]
pub(crate) lang: Language<'static>
pub lang: Language<'static>
}
#[serde_as]
#[derive(Deserialize, Serialize)]
pub(crate) struct ProjectSource {
pub(crate) files: Vec<String>,
pub(crate) stereo: bool,
pub struct ProjectSource {
pub files: Vec<String>,
pub stereo: bool,
#[serde_as(as = "Option<DisplayFromStr>")]
pub(crate) start: Option<Time>,
pub start: Option<Time>,
#[serde_as(as = "Option<DisplayFromStr>")]
pub(crate) end: Option<Time>,
pub end: Option<Time>,
#[serde(default)]
#[serde_as(as = "Vec<(DisplayFromStr, DisplayFromStr)>")]
pub(crate) fast: Vec<(Time, Time)>,
pub fast: Vec<(Time, Time)>,
#[serde(default)]
#[serde_as(as = "Vec<(DisplayFromStr, DisplayFromStr, _)>")]
pub(crate) questions: Vec<(Time, Time, String)>,
pub questions: Vec<(Time, Time, String)>,
pub(crate) metadata: Option<ProjectSourceMetadata>
pub metadata: Option<ProjectSourceMetadata>
}
#[serde_as]
#[derive(Deserialize, Serialize)]
pub(crate) struct ProjectSourceMetadata {
pub struct ProjectSourceMetadata {
/// The duration of the source video.
#[serde_as(as = "DisplayFromStr")]
pub(crate) source_duration: Time,
pub source_duration: Time,
/// The FPS of the source video.
#[serde_as(as = "DisplayFromStr")]
pub(crate) source_fps: Rational,
pub source_fps: Rational,
/// The time base of the source video.
#[serde_as(as = "DisplayFromStr")]
pub(crate) source_tbn: Rational,
pub source_tbn: Rational,
/// The resolution of the source video.
pub(crate) source_res: Resolution,
pub source_res: Resolution,
/// The sample rate of the source audio.
pub(crate) source_sample_rate: u32
pub source_sample_rate: u32
}
#[derive(Default, Deserialize, Serialize)]
pub(crate) struct ProjectProgress {
pub struct ProjectProgress {
#[serde(default)]
pub(crate) preprocessed: bool,
pub preprocessed: bool,
#[serde(default)]
pub(crate) asked_start_end: bool,
pub asked_start_end: bool,
#[serde(default)]
pub(crate) asked_fast: bool,
pub asked_fast: bool,
#[serde(default)]
pub(crate) asked_questions: bool,
pub asked_questions: bool,
#[serde(default)]
pub(crate) rendered_assets: bool,
pub rendered_assets: bool,
#[serde(default)]
pub(crate) rendered: bool,
pub rendered: bool,
#[serde(default)]
pub(crate) transcoded: BTreeSet<Resolution>
pub transcoded: BTreeSet<Resolution>
}

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@ -1,4 +1,4 @@
use crate::{iotro::Language, Resolution};
use crate::{iotro::Language, project::Resolution};
use fontconfig::Fontconfig;
use harfbuzz_rs::{Face, Font, Owned, UnicodeBuffer};
use std::sync::OnceLock;

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@ -1,8 +1,8 @@
use super::{cmd, filter::Filter};
use crate::{
project::Resolution,
render::filter::channel,
time::{format_time, Time},
Resolution
time::{format_time, Time}
};
use anyhow::bail;
use camino::Utf8PathBuf as PathBuf;

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@ -119,7 +119,7 @@ fn ffprobe_audio(query: &str, concat_input: &Path) -> anyhow::Result<String> {
)
}
pub(crate) struct Renderer<'a> {
pub struct Renderer<'a> {
/// The directory with all the sources.
directory: &'a Path,
@ -175,7 +175,7 @@ fn svg2png(svg: &Path, png: &Path, width: usize, height: usize) -> anyhow::Resul
}
impl<'a> Renderer<'a> {
pub(crate) fn new(directory: &'a Path, project: &Project) -> anyhow::Result<Self> {
pub fn new(directory: &'a Path, project: &Project) -> anyhow::Result<Self> {
let slug = format!(
"{}-{}",
project.lecture.course,
@ -210,7 +210,7 @@ impl<'a> Renderer<'a> {
})
}
pub(crate) fn recording_mkv(&self) -> PathBuf {
pub fn recording_mkv(&self) -> PathBuf {
self.target.join("recording.mkv")
}
@ -230,7 +230,7 @@ impl<'a> Renderer<'a> {
self.target.join(format!("question{q_idx}.png"))
}
pub(crate) fn preprocess(&self, project: &mut Project) -> anyhow::Result<()> {
pub fn preprocess(&self, project: &mut Project) -> anyhow::Result<()> {
assert!(!project.progress.preprocessed);
let recording_txt = self.target.join("recording.txt");
@ -283,7 +283,7 @@ impl<'a> Renderer<'a> {
}
/// Prepare assets like intro, outro and questions.
pub(crate) fn render_assets(&self, project: &Project) -> anyhow::Result<()> {
pub fn render_assets(&self, project: &Project) -> anyhow::Result<()> {
let metadata = project.source.metadata.as_ref().unwrap();
println!();
@ -375,11 +375,11 @@ impl<'a> Renderer<'a> {
}
/// Get the video file directly outputed to further transcode.
pub(crate) fn video_file_output(&self) -> PathBuf {
pub fn video_file_output(&self) -> PathBuf {
self.target.join(format!("{}.mkv", self.slug))
}
pub(crate) fn render(&self, project: &mut Project) -> anyhow::Result<PathBuf> {
pub fn render(&self, project: &mut Project) -> anyhow::Result<PathBuf> {
let source_res = project.source.metadata.as_ref().unwrap().source_res;
let output = self.video_file_output();