Add option to force subtitle burn with download (#221)

This commit is contained in:
bytedream 2023-07-05 01:57:56 +02:00
parent f40dc0dd1c
commit af8a88a792
2 changed files with 50 additions and 35 deletions

View file

@ -77,6 +77,10 @@ pub struct Download {
#[arg(short, long, default_value_t = false)] #[arg(short, long, default_value_t = false)]
pub(crate) yes: bool, pub(crate) yes: bool,
#[arg(help = "Force subtitles to be always burnt-in")]
#[arg(long, default_value_t = false)]
pub(crate) force_hardsub: bool,
#[arg(help = "Url(s) to Crunchyroll episodes or series")] #[arg(help = "Url(s) to Crunchyroll episodes or series")]
pub(crate) urls: Vec<String>, pub(crate) urls: Vec<String>,
} }
@ -98,8 +102,10 @@ impl Execute for Download {
if self.subtitle.is_some() { if self.subtitle.is_some() {
if let Some(ext) = Path::new(&self.output).extension() { if let Some(ext) = Path::new(&self.output).extension() {
if ext.to_string_lossy() != "mp4" { if self.force_hardsub {
warn!("Detected a non mp4 output container. Adding subtitles may take a while") warn!("Hardsubs are forced. Adding subtitles may take a while")
} else if !["mkv", "mov", "mp4"].contains(&ext.to_string_lossy().as_ref()) {
warn!("Detected a container which does not support softsubs. Adding subtitles may take a while")
} }
} }
} }
@ -137,6 +143,7 @@ impl Execute for Download {
let download_builder = DownloadBuilder::new() let download_builder = DownloadBuilder::new()
.default_subtitle(self.subtitle.clone()) .default_subtitle(self.subtitle.clone())
.force_hardsub(self.force_hardsub)
.output_format(if is_special_file(&self.output) || self.output == "-" { .output_format(if is_special_file(&self.output) || self.output == "-" {
Some("mpegts".to_string()) Some("mpegts".to_string())
} else { } else {

View file

@ -47,6 +47,7 @@ pub struct DownloadBuilder {
output_format: Option<String>, output_format: Option<String>,
audio_sort: Option<Vec<Locale>>, audio_sort: Option<Vec<Locale>>,
subtitle_sort: Option<Vec<Locale>>, subtitle_sort: Option<Vec<Locale>>,
force_hardsub: bool,
} }
impl DownloadBuilder { impl DownloadBuilder {
@ -57,6 +58,7 @@ impl DownloadBuilder {
output_format: None, output_format: None,
audio_sort: None, audio_sort: None,
subtitle_sort: None, subtitle_sort: None,
force_hardsub: false,
} }
} }
@ -68,6 +70,8 @@ impl DownloadBuilder {
audio_sort: self.audio_sort, audio_sort: self.audio_sort,
subtitle_sort: self.subtitle_sort, subtitle_sort: self.subtitle_sort,
force_hardsub: self.force_hardsub,
formats: vec![], formats: vec![],
} }
} }
@ -92,6 +96,8 @@ pub struct Downloader {
audio_sort: Option<Vec<Locale>>, audio_sort: Option<Vec<Locale>>,
subtitle_sort: Option<Vec<Locale>>, subtitle_sort: Option<Vec<Locale>>,
force_hardsub: bool,
formats: Vec<DownloadFormat>, formats: Vec<DownloadFormat>,
} }
@ -255,8 +261,9 @@ impl Downloader {
// this formats are supporting embedding subtitles into the video container instead of // this formats are supporting embedding subtitles into the video container instead of
// burning it into the video stream directly // burning it into the video stream directly
let container_supports_softsubs = let container_supports_softsubs = !self.force_hardsub
["mkv", "mov", "mp4"].contains(&dst.extension().unwrap_or_default().to_str().unwrap()); && ["mkv", "mov", "mp4"]
.contains(&dst.extension().unwrap_or_default().to_str().unwrap());
if container_supports_softsubs { if container_supports_softsubs {
for (i, meta) in subtitles.iter().enumerate() { for (i, meta) in subtitles.iter().enumerate() {
@ -290,38 +297,39 @@ impl Downloader {
.iter() .iter()
.position(|m| m.language == default_subtitle) .position(|m| m.language == default_subtitle)
{ {
match dst.extension().unwrap_or_default().to_str().unwrap() { if container_supports_softsubs {
"mkv" => (), match dst.extension().unwrap_or_default().to_str().unwrap() {
"mov" | "mp4" => output_presets.extend([ "mov" | "mp4" => output_presets.extend([
"-movflags".to_string(), "-movflags".to_string(),
"faststart".to_string(), "faststart".to_string(),
"-c:s".to_string(), "-c:s".to_string(),
"mov_text".to_string(), "mov_text".to_string(),
]), ]),
_ => { _ => (),
// remove '-c:v copy' and '-c:a copy' from output presets as its causes issues with
// burning subs into the video
let mut last = String::new();
let mut remove_count = 0;
for (i, s) in output_presets.clone().iter().enumerate() {
if (last == "-c:v" || last == "-c:a") && s == "copy" {
// remove last
output_presets.remove(i - remove_count - 1);
remove_count += 1;
output_presets.remove(i - remove_count);
remove_count += 1;
}
last = s.clone();
}
output_presets.extend([
"-vf".to_string(),
format!(
"ass={}",
subtitles.get(position).unwrap().path.to_str().unwrap()
),
])
} }
} else {
// remove '-c:v copy' and '-c:a copy' from output presets as its causes issues with
// burning subs into the video
let mut last = String::new();
let mut remove_count = 0;
for (i, s) in output_presets.clone().iter().enumerate() {
if (last == "-c:v" || last == "-c:a") && s == "copy" {
// remove last
output_presets.remove(i - remove_count - 1);
remove_count += 1;
output_presets.remove(i - remove_count);
remove_count += 1;
}
last = s.clone();
}
output_presets.extend([
"-vf".to_string(),
format!(
"ass={}",
subtitles.get(position).unwrap().path.to_str().unwrap()
),
])
} }
} }