Update subgen.py

Updating to user stable-ts and faster-whisper.
This commit is contained in:
McCloudS
2023-10-19 00:47:16 -06:00
committed by GitHub
parent 99aa6fd8be
commit d16121070c

View File

@@ -1,116 +1,127 @@
import sys
import os
import time
import json
import glob
import pathlib
import requests
import subprocess
from flask import Flask, request
import xml.etree.ElementTree as ET
def converttobool(in_bool):
import threading
import stable_whisper
import av
from flask import Flask, request
def convert_to_bool(in_bool):
value = str(in_bool).lower()
if value in ('false', 'off', '0'):
return False
else:
return True
# parse our arguments from environment variables
plextoken = os.getenv('PLEXTOKEN', "tokenhere")
plexserver = os.getenv('PLEXSERVER', "http://plex:32400")
return value not in ('false', 'off', '0')
# Replace your getenv calls with appropriate default values here
plextoken = os.getenv('PLEXTOKEN', "token here")
plexserver = os.getenv('PLEXSERVER', "http://192.168.1.111:32400")
whisper_model = os.getenv('WHISPER_MODEL', "medium")
whisper_speedup = converttobool(os.getenv('WHISPER_SPEEDUP', "False"))
whisper_threads = os.getenv('WHISPER_THREADS', "4")
whisper_processors = os.getenv('WHISPER_PROCESSORS', "1")
procaddedmedia = converttobool(os.getenv('PROCADDEDMEDIA', "True"))
procmediaonplay = converttobool(os.getenv('PROCMEDIAONPLAY', "False"))
whisper_threads = int(os.getenv('WHISPER_THREADS', 4))
concurrent_transcriptions = int(os.getenv('CONCURRENT_TRANSCRIPTIONS', '1'))
procaddedmedia = convert_to_bool(os.getenv('PROCADDEDMEDIA', "True"))
procmediaonplay = convert_to_bool(os.getenv('PROCMEDIAONPLAY', "True"))
namesublang = os.getenv('NAMESUBLANG', "aa")
updaterepo = converttobool(os.getenv('UPDATEREPO', "True"))
skipifinternalsublang = os.getenv('SKIPIFINTERNALSUBLANG', "eng")
webhookport = os.getenv('WEBHOOKPORT', 8090)
webhookport = int(os.getenv('WEBHOOKPORT', 8090))
word_level_highlight = convert_to_bool(os.getenv('WORD_LEVEL_HIGHLIGHT', "False"))
debug = convert_to_bool(os.getenv('DEBUG', False))
use_path_mapping = convert_to_bool(os.getenv('USE_PATH_MAPPING', False))
path_mapping_from = os.getenv('PATH_MAPPING_FROM', '/tv')
path_mapping_to = os.getenv('PATH_MAPPING_TO', '/Volumes/TV')
app = Flask(__name__)
model = stable_whisper.load_faster_whisper(whisper_model, cpu_threads=whisper_threads)
files_to_transcribe = set()
subextension = '.subgen.' + whisper_model + '.' + namesublang + '.srt'
@app.route("/webhook", methods=["POST"])
def receive_webhook():
if debug:
print("We got a hook, let's figure out where it came from!")
if request.headers.get("source") == "Tautulli":
payload = request.json
if debug:
print("This hook is from Tautulli!")
else:
payload = json.loads(request.form['payload'])
event = payload.get("event")
if debug:
print("event hook: " + str(payload))
if ((event == "library.new" or event == "added") and procaddedmedia) or ((event == "media.play" or event == "played") and procmediaonplay):
if event == "library.new" or event == "media.play": # these are the plex webhooks!
print("Plex webhook received!")
metadata = payload.get("Metadata")
ratingkey = metadata.get("ratingKey")
fullpath = get_file_name(ratingkey, plexserver, plextoken)
print("This hook is from Plex!")
fullpath = get_file_name(payload.get("Metadata").get("ratingKey"), plexserver, plextoken)
elif event == "added" or event == "played":
print("Tautulli webhook received!")
fullpath = payload.get("file")
else:
print("Didn't get a webhook we expected, discarding")
return ""
filename = pathlib.Path(fullpath).name
filepath = os.path.dirname(fullpath)
filenamenoextension = filename.replace(pathlib.Path(fullpath).suffix, "")
print("fullpath: " + fullpath)
print("filepath: " + filepath)
print("file name with no extension: " + filenamenoextension)
print("Path of file: " + fullpath)
if use_path_mapping:
fullpath = fullpath.replace(path_mapping_from, path_mapping_to)
print("Updated path: " + fullpath.replace(path_mapping_from, path_mapping_to))
print("event: " + event)
if skipifinternalsublang in str(subprocess.check_output("ffprobe -loglevel error -select_streams s -show_entries stream=index:stream_tags=language -of csv=p=0 \"{}\"".format(fullpath), shell=True)):
print("File already has an internal sub we want, skipping generation")
return "File already has an internal sub we want, skipping generation"
elif os.path.isfile("{}.output.wav".format(fullpath)):
print("WAV file already exists, we're assuming it's processing and skipping it")
return "WAV file already exists, we're assuming it's processing and skipping it"
elif len(glob.glob("{}/{}*subgen*".format(filepath, filenamenoextension))) > 0:
print("We already have a subgen created for this file, skipping it")
return "We already have a subgen created for this file, skipping it"
if whisper_speedup:
print("This is a speedup run!")
print(whisper_speedup)
finalsubname = "{0}/{1}.subgen.{2}.speedup.{3}".format(filepath, filenamenoextension, whisper_model, namesublang)
else:
print("No speedup")
finalsubname = "{0}/{1}.subgen.{2}.{3}".format(filepath, filenamenoextension, whisper_model, namesublang)
print("Transcriptions are limited to running " + str(concurrent_transcriptions) + " at a time")
print("Running " + str(whisper_threads) + " threads per transcription")
gen_subtitles(fullpath, "{}.output.wav".format(fullpath), finalsubname)
if os.path.isfile("{}.output.wav".format(fullpath)):
print("Deleting WAV workfile")
os.remove("{}.output.wav".format(fullpath))
add_file_for_transcription(fullpath)
return ""
def gen_subtitles(filename, inputwav, finalsubname):
strip_audio(filename)
run_whisper(inputwav, finalsubname)
def gen_subtitles(inputvideo):
try:
print(f"Transcribing file: {inputvideo}")
result = model.transcribe_stable(inputvideo)
result.to_srt_vtt(inputvideo + subextension, word_level=word_level_highlight)
print(f"Transcription of {file_path} is completed.")
files_to_transcribe.remove(inputvideo)
except Exception as e:
print(f"Error processing or transcribing {file_path}: {e}")
def strip_audio(filename):
print("Starting strip audio")
command = "ffmpeg -y -i \"{}\" -ar 16000 -ac 1 -c:a pcm_s16le \"{}.output.wav\"".format(
filename, filename)
print("Command: " + command)
subprocess.call(command, shell=True)
print("Done stripping audio")
# Function to add a file for transcription
def add_file_for_transcription(file_path):
if file_path not in files_to_transcribe:
if has_subtitle_language(file_path, skipifinternalsublang):
print("File already has an internal sub we want, skipping generation")
return "File already has an internal sub we want, skipping generation"
elif os.path.exists(file_path.rsplit('.', 1)[0] + subextension):
print("We already have a subgen created for this file, skipping it")
return "We already have a subgen created for this file, skipping it"
files_to_transcribe.add(file_path)
print(f"Added {file_path} for transcription.")
# Start transcription for the file in a separate thread
transcription_thread = threading.Thread(target=gen_subtitles, args=(file_path,))
transcription_thread.start()
else:
print(f"File {file_path} is already in the transcription list. Skipping.")
def run_whisper(inputwav, finalsubname):
print("Starting whisper")
os.chdir("/whisper.cpp")
command = "./main -m models/ggml-{}.bin -of \"{}\" -t {} -p {} -osrt -f \"{}\"" .format(
whisper_model, finalsubname, whisper_threads, whisper_processors, inputwav)
if (whisper_speedup):
command = command.replace("-osrt", "-osrt -su")
print("Command: " + command)
subprocess.call(command, shell=True)
def has_subtitle_language(video_file, target_language):
try:
container = av.open(video_file)
subtitle_stream = None
print("Done with whisper")
# Iterate through the streams in the video file
for stream in container.streams:
if stream.type == 'subtitle':
# Check if the subtitle stream has the target language
if 'language' in stream.metadata and stream.metadata['language'] == target_language:
subtitle_stream = stream
break
if subtitle_stream:
print(f"Subtitles in '{target_language}' language found in the video.")
return True
else:
print(f"No subtitles in '{target_language}' language found in the video.")
container.close()
except Exception as e:
print(f"An error occurred: {e}")
return False
def get_file_name(item_id, plexserver, plextoken):
url = f"{plexserver}/library/metadata/{item_id}"
@@ -126,18 +137,6 @@ def get_file_name(item_id, plexserver, plextoken):
print(f"Error: {response.text}")
return
if not os.path.isdir("/whisper.cpp"):
os.mkdir("/whisper.cpp")
os.chdir("/whisper.cpp")
subprocess.call("git clone https://github.com/ggerganov/whisper.cpp .", shell=True)
if updaterepo:
print("Updating repo!")
#subprocess.call("git pull", shell=True)
if os.path.isfile("/whisper.cpp/samples/jfk.wav"): # delete the sample file, so it doesn't try transcribing it. Saves us a couple seconds.
print("Deleting sample file")
#os.remove("/whisper.cpp/samples/jfk.wav")
subprocess.call("make " + whisper_model, shell=True)
print("Starting webhook!")
if __name__ == "__main__":
app.run(debug=False, host='0.0.0.0', port=int(webhookport))
app.run(debug=debug, host='0.0.0.0', port=int(webhookport))