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from functools import partial | |
from math import ceil, floor | |
import streamlit.components.v1 as components | |
import streamlit as st | |
import sys | |
import os | |
import json | |
from urllib.parse import quote | |
# Allow direct execution | |
sys.path.insert(0, os.path.join(os.path.dirname(os.path.abspath(__file__)), 'src')) # noqa | |
from predict import SegmentationArguments, ClassifierArguments, predict as pred # noqa | |
from evaluate import EvaluationArguments | |
from shared import seconds_to_time, CATGEGORY_OPTIONS | |
from utils import regex_search | |
from model import get_model_tokenizer, get_classifier_vectorizer | |
st.set_page_config( | |
page_title='SponsorBlock ML', | |
page_icon='🤖', | |
# layout='wide', | |
# initial_sidebar_state="expanded", | |
menu_items={ | |
'Get Help': 'https://github.com/xenova/sponsorblock-ml', | |
'Report a bug': 'https://github.com/xenova/sponsorblock-ml/issues/new/choose', | |
# 'About': "# This is a header. This is an *extremely* cool app!" | |
} | |
) | |
YT_VIDEO_REGEX = r'''(?x)^ | |
(?: | |
# http(s):// or protocol-independent URL | |
(?:https?://|//) | |
(?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie|kids)?\.com/| | |
youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains | |
(?:.*?\#/)? # handle anchor (#/) redirect urls | |
(?: # the various things that can precede the ID: | |
# v/ or embed/ or e/ | |
(?:(?:v|embed|e)/(?!videoseries)) | |
|(?: # or the v= param in all its forms | |
# preceding watch(_popup|.php) or nothing (like /?v=xxxx) | |
(?:(?:watch|movie)(?:_popup)?(?:\.php)?/?)? | |
(?:\?|\#!?) # the params delimiter ? or # or #! | |
# any other preceding param (like /?s=tuff&v=xxxx or ?s=tuff&v=V36LpHqtcDY) | |
(?:.*?[&;])?? | |
v= | |
) | |
)) | |
|(?: | |
youtu\.be # just youtu.be/xxxx | |
)/) | |
)? # all until now is optional -> you can pass the naked ID | |
# here is it! the YouTube video ID | |
(?P<id>[0-9A-Za-z_-]{11})''' | |
# https://github.com/google-research/text-to-text-transfer-transformer#released-model-checkpoints | |
# https://github.com/google-research/text-to-text-transfer-transformer/blob/main/released_checkpoints.md#experimental-t5-pre-trained-model-checkpoints | |
# https://huggingface.co/docs/transformers/model_doc/t5 | |
# https://huggingface.co/docs/transformers/model_doc/t5v1.1 | |
# Faster caching system for predictions (No need to hash) | |
def create_prediction_cache(): | |
return {} | |
def create_function_cache(): | |
return {} | |
prediction_cache = create_prediction_cache() | |
prediction_function_cache = create_function_cache() | |
MODELS = { | |
'Small (293 MB)': { | |
'pretrained': 'google/t5-v1_1-small', | |
'repo_id': 'Xenova/sponsorblock-small', | |
'num_parameters': '77M' | |
}, | |
'Base v1 (850 MB)': { | |
'pretrained': 't5-base', | |
'repo_id': 'Xenova/sponsorblock-base-v1', | |
'num_parameters': '220M' | |
}, | |
'Base v1.1 (944 MB)': { | |
'pretrained': 'google/t5-v1_1-base', | |
'repo_id': 'Xenova/sponsorblock-base-v1.1', | |
'num_parameters': '250M' | |
} | |
} | |
# Create per-model cache | |
for m in MODELS: | |
if m not in prediction_cache: | |
prediction_cache[m] = {} | |
CLASSIFIER_PATH = 'Xenova/sponsorblock-classifier' | |
def predict_function(model_id, model, tokenizer, segmentation_args, classifier_args, video_id): | |
if video_id not in prediction_cache[model_id]: | |
prediction_cache[model_id][video_id] = pred( | |
video_id, model, tokenizer, | |
segmentation_args=segmentation_args, | |
classifier_args=classifier_args | |
) | |
return prediction_cache[model_id][video_id] | |
def load_predict(model_id): | |
model_info = MODELS[model_id] | |
if model_id not in prediction_function_cache: | |
# Use default segmentation and classification arguments | |
evaluation_args = EvaluationArguments(model_path=model_info['repo_id']) | |
segmentation_args = SegmentationArguments() | |
classifier_args = ClassifierArguments( | |
min_probability=0) # Filtering done later | |
model, tokenizer = get_model_tokenizer(evaluation_args.model_path) | |
prediction_function_cache[model_id] = partial( | |
predict_function, model_id, model, tokenizer, segmentation_args, classifier_args) | |
return prediction_function_cache[model_id] | |
def main(): | |
top = st.container() | |
output = st.empty() | |
# Display heading and subheading | |
top.markdown('# SponsorBlock ML') | |
top.markdown( | |
'##### Automatically detect in-video YouTube sponsorships, self/unpaid promotions, and interaction reminders.') | |
# Add controls | |
model_id = top.selectbox( | |
'Select model', MODELS.keys(), index=0, on_change=output.empty) | |
video_input = top.text_input( | |
'Video URL/ID:', on_change=output.empty) | |
categories = top.multiselect('Categories:', | |
CATGEGORY_OPTIONS.keys(), | |
CATGEGORY_OPTIONS.keys(), | |
format_func=CATGEGORY_OPTIONS.get, on_change=output.empty | |
) | |
# Hide segments with a confidence lower than | |
confidence_threshold = top.slider( | |
'Confidence Threshold (%):', min_value=0, value=50, max_value=100, on_change=output.empty) | |
if len(video_input) == 0: # No input, do not continue | |
return | |
# Load prediction function | |
with st.spinner('Loading model...'): | |
predict = load_predict(model_id) | |
with output.container(): # Place all content in output container | |
video_id = regex_search(video_input, YT_VIDEO_REGEX) | |
if video_id is None: | |
st.exception(ValueError('Invalid YouTube URL/ID')) | |
return | |
with st.spinner('Running model...'): | |
predictions = predict(video_id) | |
if len(predictions) == 0: | |
st.success('No segments found!') | |
return | |
submit_segments = [] | |
for index, prediction in enumerate(predictions, start=1): | |
if prediction['category'] not in categories: | |
continue # Skip | |
confidence = prediction['probability'] * 100 | |
if confidence < confidence_threshold: | |
continue | |
submit_segments.append({ | |
'segment': [prediction['start'], prediction['end']], | |
'category': prediction['category'].lower(), | |
'actionType': 'skip' | |
}) | |
start_time = seconds_to_time(prediction['start']) | |
end_time = seconds_to_time(prediction['end']) | |
with st.expander( | |
f"[{prediction['category']}] Prediction #{index} ({start_time} \u2192 {end_time})" | |
): | |
url = f"https://www.youtube-nocookie.com/embed/{video_id}?&start={floor(prediction['start'])}&end={ceil(prediction['end'])}" | |
# autoplay=1controls=0&&modestbranding=1&fs=0 | |
# , width=None, height=None, scrolling=False | |
components.iframe(url, width=670, height=376) | |
text = ' '.join(w['text'] for w in prediction['words']) | |
st.write(f"**Times:** {start_time} \u2192 {end_time}") | |
st.write( | |
f"**Category:** {CATGEGORY_OPTIONS[prediction['category']]}") | |
st.write(f"**Confidence:** {confidence:.2f}%") | |
st.write(f'**Text:** "{text}"') | |
json_data = quote(json.dumps(submit_segments)) | |
link = f'[Submit Segments](https://www.youtube.com/watch?v={video_id}#segments={json_data})' | |
st.markdown(link, unsafe_allow_html=True) | |
wiki_link = '[Review generated segments before submitting!](https://wiki.sponsor.ajay.app/w/Automating_Submissions)' | |
st.markdown(wiki_link, unsafe_allow_html=True) | |
if __name__ == '__main__': | |
main() | |