Fix bugs, Add error messages

ripper/rip_dvd.py

@@ -27,6 +27,13 @@ def main():
     chdir_to_script_dir()
     mkdirs()
 
+    dst = os.path.join(RIPPED_DIR, args.type, args.title)
+    if os.path.exists(dst):
+        print(
+            f"A {args.type} with this name has already been ripped. Are you sure you spelled the name right?"
+        )
+        exit(1)
+
     success = rip_to_tmp_dir(args)
     program_execution_time_str = get_program_execution_time_str(program_start_time)
     if success:
@@ -110,14 +117,11 @@ def rip_to_tmp_dir(args) -> bool:
 
 
 def create_rip_command(args, dest):
-    if args.type == "movie":
+    return f"dvdbackup -v -p -i '{args.dev}' -o '{dest}' -M -n \"{args.title}\""
-        return f"dvdbackup -i '{args.dev}' -o '{dest}' -F -n '{args.title}'"
-    else:
-        return f"dvdbackup -i '{args.dev}' -o '{dest}' -M -n '{args.title}'"
 
 
 def get_program_execution_time_str(program_start_time):
-    program_execution_time_minutes = (program_start_time - time.time()) / 60.0
+    program_execution_time_minutes = (time.time() - program_start_time) / 60.0
     program_execution_time_minutes = max(0.0, program_execution_time_minutes)
     return f"{program_execution_time_minutes:.1f} minutes"
 

ripper/transfer_ripped.py

@@ -3,13 +3,21 @@
 import os
 import subprocess
 
-DESTINATION_FOLDER = "transcoder/raw"  # pi@192.168.xxx:/home/pi/transcoder/raw
+DESTINATION_FOLDER = (
+    "../transcoder/raw"  # pi@192.168.xxx:/home/pi/dvd_rip/transcoder/raw
+)
 RIPPED_DIR = "ripped"
 
 
 def main():
     chdir_to_script_dir()
 
+    if not os.path.exists(DESTINATION_FOLDER):
+        print(
+            f"Destination folder '{DESTINATION_FOLDER}' does not exist. Please run transcoder script to generate it"
+        )
+        exit(1)
+
     for dvd_type in ("movie", "series"):
         for dvd in list_ripped_dvds(dvd_type):
             print(f"Transferring {dvd_type}: {dvd}")

transcoder/transcode_dvd.py

@@ -13,10 +13,12 @@ TRANSCODED_DIR = "transcoded"
 LOGFILE = "transcode.log"
 
 HANDBRAKE_PROCESS_NICE_LEVEL = 10
-HANDBRAKE_PRESET = "General/HQ 1080p30 Surround"
+HANDBRAKE_PRESET_MOVIE = "General/HQ 1080p30 Surround"
+HANDBRAKE_PRESET_SERIES = "General/Fast 1080p30"
 HANDBRAKE_AUDIO_LANG_LIST = "de,en"
-OUT_VIDEO_FORMAT = ".m4v"
+OUT_VIDEO_FORMAT = ".mkv"
-MIN_EPISODES_DURATION_SECONDS = 10 * 60
+MIN_EPISODES_DURATION_SECONDS = 30 * 60
+MAX_EPISODES_DURATION_SECONDS = 1.5 * 60 * 60
 
 SERIES_TITLE_REGEX = r"S(\d+)[ _]?E(\d+)-(\d+)$"
 
@@ -90,13 +92,17 @@ class Dvd:
         return (series, episodes)
 
     def transcode_command_args_without_title_number(self, output_file):
+        handbrake_preset = HANDBRAKE_PRESET_MOVIE
+        if self.is_series():
+            handbrake_preset = HANDBRAKE_PRESET_SERIES
+
         args = [
             "nice",
             "-n",
             str(HANDBRAKE_PROCESS_NICE_LEVEL),
             "HandBrakeCLI",
             "--preset",
-            HANDBRAKE_PRESET,
+            handbrake_preset,
             "--first-audio",
             "--audio-lang-list",
             HANDBRAKE_AUDIO_LANG_LIST,
@@ -224,8 +230,8 @@ def transcode_episode(dvd: Dvd, season, episode, title_number):
             + [
                 "--title",
                 str(title_number),
-                "--min-duration",
+                # "--min-duration",
-                str(MIN_EPISODES_DURATION_SECONDS),
+                # str(MIN_EPISODES_DURATION_SECONDS),
             ],
             stderr=subprocess.STDOUT,
             stdout=log_file,
@@ -274,10 +280,22 @@ def find_series_titles(dvd: Dvd):
                 break
 
     json_obj = json.loads(json_str)
-    titles = list(map(lambda title: title["Index"], json_obj["TitleList"]))
+
+    titles = json_obj["TitleList"]
+    if dvd.is_series():
+        titles = filter(is_json_title_duration_not_too_long, titles)
+    titles = list(map(lambda title: title["Index"], titles))
     return titles
 
 
+def is_json_title_duration_not_too_long(title):
+    duration = title["Duration"]
+    duration_seconds = duration["Hours"] * 60 * 60
+    duration_seconds += duration["Minutes"] * 60
+    duration_seconds += duration["Seconds"]
+    return duration_seconds <= MAX_EPISODES_DURATION_SECONDS
+
+
 def mv_videos_from_tmp_to_transcoded_dir(video_files, video_type):
     for video_file in video_files:
         src = video_file