🚀 Speed up fps_changer on apple silicons via -c:v hevc_videotoolbox

#46

CHANGELOG.md

@@ -13,6 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Speed up fps_changer on Apple Silicons via -c:v hevc_videotoolbox.
 - Videos with changed fps from fps_changer will be stored in <TMP_DIR>/fps_changer.
 - Selector now case-insensitive, so it selects mp4 and MP4 etc.
 

src/commanders/_cmd.rs

@@ -11,13 +11,19 @@ use term_painter::Color::BrightBlue;
 use term_painter::ToStyle;
 
 lazy_static! {
+    static ref IS_APPLE_SILICON: bool = cfg!(target_arch = "aarch64");
+    static ref HEVC_ARG: String = if *IS_APPLE_SILICON {
+        String::from("-c:v hevc_videotoolbox")
+    } else {
+        String::from("")
+    };
     static ref MATCHES: ArgMatches = Cli::init().get_matches();
     static ref VERBOSE: bool = MATCHES.is_present("verbose");
 }
 
 pub fn merge(input: String, output: &String) -> Result<Child, std::io::Error> {
     let cmd = format!(
-        "ffmpeg -y -f concat -safe 0 -i {} -c:v hevc_videotoolbox -map 0 -c copy {}",
+        "ffmpeg -y -f concat -safe 0 -i {} -map 0 -c copy {}",
         input, output
     );
 
@@ -35,7 +41,7 @@ pub fn merge_with_chapters(
     output_file_for_chapterer: &str,
 ) -> Result<Child, std::io::Error> {
     let cmd = format!(
-        "ffmpeg -y -i {} -i {} -c:v hevc_videotoolbox -map 0 -map_metadata 1 -codec copy {}",
+        "ffmpeg -y -i {} -i {} -map 0 -map_metadata 1 -codec copy {}",
         &input_file_for_chapterer,
         file_path.to_str().unwrap(),
         output_file_for_chapterer
@@ -61,8 +67,9 @@ pub fn adjust_fps_by_ffmpeg(
     new_file_location: PathBuf,
 ) -> PathBuf {
     let cmd = format!(
-        "ffmpeg -i {} -c:v hevc_videotoolbox -r {} {}",
+        "ffmpeg -i {} {} -r {} {}",
         file_to_merge.to_str().unwrap(),
+        *HEVC_ARG,
         fps_goal,
         new_file_location.to_str().unwrap()
     );