Add rich progress bar for the mux operation

Update dl.py

devine/commands/dl.py

@@ -29,6 +29,7 @@ from pywidevine.device import Device
 from pywidevine.remotecdm import RemoteCdm
 from rich.live import Live
 from rich.padding import Padding
+from rich.progress import BarColumn, Progress, SpinnerColumn, TextColumn, TimeRemainingColumn
 from rich.rule import Rule
 
 from devine.core.config import config
@@ -733,16 +734,32 @@ class dl:
 
     def mux_tracks(self, title: Title_T, season_folder: bool = True, add_source: bool = True) -> None:
         """Mux Tracks, Delete Pre-Mux files, and move to the final location."""
-        console.log("Muxing Tracks into a Matroska Container")
-
         if isinstance(title, (Movie, Episode)):
-            muxed_path, return_code = title.tracks.mux(str(title))
+            multiplexing_progress = Progress(
+                TextColumn("[progress.description]{task.description}"),
+                SpinnerColumn(),
+                BarColumn(),
+                "•",
+                TimeRemainingColumn(compact=True, elapsed_when_finished=True),
+                console=console
+            )
+            with Live(
+                Padding(multiplexing_progress, (0, 5, 1, 5)),
+                console=console
+            ):
+                task = multiplexing_progress.add_task("Multiplexing...", total=100)
+                muxed_path, return_code = title.tracks.mux(
+                    str(title),
+                    progress=partial(
+                        multiplexing_progress.update,
+                        task_id=task
+                    )
+                )
                 if return_code == 1:
                     self.log.warning("mkvmerge had at least one warning, will continue anyway...")
                 elif return_code >= 2:
                     self.log.error(" - Failed to Mux video to Matroska file")
                     sys.exit(1)
-            console.log(f" + Muxed to {muxed_path}")
         else:
             # dont mux
             muxed_path = title.tracks.audio[0].path
@@ -758,7 +775,6 @@ class dl:
         final_path = final_dir / f"{final_filename}{muxed_path.suffix}"
 
         shutil.move(muxed_path, final_path)
-        console.log(f" + Moved to {final_path}")
 
     @staticmethod
     def get_profile(service: str) -> Optional[str]:

devine/core/tracks/tracks.py

@@ -292,10 +292,16 @@ class Tracks:
                 tracks_.append(next(x for x in tracks if str(x.language) == match))
         return tracks_
 
-    def mux(self, title: str, delete: bool = True) -> tuple[Path, int]:
+    def mux(self, title: str, delete: bool = True, progress: Optional[partial] = None) -> tuple[Path, int]:
         """
-        Takes the Video, Audio and Subtitle Tracks, and muxes them into an MKV file.
-        It will attempt to detect Forced/Default tracks, and will try to parse the language codes of the Tracks
+        Multiplex all the Tracks into a Matroska Container file.
+
+        Parameters:
+            title: Set the Matroska Container file title. Usually displayed in players
+                instead of the filename if set.
+            delete: Delete all track files after multiplexing.
+            progress: Update a rich progress bar via `completed=...`. This must be the
+                progress object's update() func, pre-set with task id via functools.partial.
         """
         cl = [
             "mkvmerge",
@@ -373,11 +379,15 @@ class Tracks:
 
         # let potential failures go to caller, caller should handle
         try:
-            p = subprocess.run([
+            p = subprocess.Popen([
                 *cl,
-                "--output", str(output_path)
-            ])
-            return output_path, p.returncode
+                "--output", str(output_path),
+                "--gui-mode"
+            ], text=True, stdout=subprocess.PIPE)
+            for line in iter(p.stdout.readline, ""):
+                if "progress" in line:
+                    progress(total=100, completed=int(line.strip()[14:-1]))
+            return output_path, p.wait()
         finally:
             if chapters_path:
                 # regardless of delete param, we delete as it's a file we made during muxing