Add ffmpeg path option to downloader

gamdl/downloader/base.py

@@ -51,6 +51,7 @@ class AppleMusicBaseDownloader:
         output_path: str = "./Apple Music",
         temp_path: str = ".",
         nm3u8dlre_path: str = "N_m3u8DL-RE",
+        ffmpeg_path: str = "ffmpeg",
         download_mode: DownloadMode = DownloadMode.YTDLP,
         album_folder_template: str = "{album_artist}/{album}",
         compilation_folder_template: str = "Compilations/{album}",
@@ -69,6 +70,7 @@ class AppleMusicBaseDownloader:
         self.output_path = output_path
         self.temp_path = temp_path
         self.nm3u8dlre_path = nm3u8dlre_path
+        self.ffmpeg_path = ffmpeg_path
         self.download_mode = download_mode
         self.album_folder_template = album_folder_template
         self.compilation_folder_template = compilation_folder_template
@@ -89,10 +91,12 @@ class AppleMusicBaseDownloader:
         log = logger.bind(action="initialize_binary_paths")
 
         self.full_nm3u8dlre_path = shutil.which(self.nm3u8dlre_path)
+        self.full_ffmpeg_path = shutil.which(self.ffmpeg_path)
 
         log = log.debug(
             "success",
             full_nm3u8dlre_path=self.full_nm3u8dlre_path,
+            full_ffmpeg_path=self.full_ffmpeg_path,
         )
 
     def get_temp_path(
@@ -273,6 +277,8 @@ class AppleMusicBaseDownloader:
             "--no-log",
             "--log-level",
             "off",
+            "--ffmpeg-binary-path",
+            self.full_ffmpeg_path,
             "--save-name",
             download_path_obj.stem,
             "--save-dir",