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import os |
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import requests |
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import json |
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import base64 |
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os.system('git clone https://github.com/ggerganov/whisper.cpp.git') |
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os.system('make -C ./whisper.cpp') |
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os.system('bash ./whisper.cpp/models/download-ggml-model.sh small') |
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os.system('bash ./whisper.cpp/models/download-ggml-model.sh base') |
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os.system('bash ./whisper.cpp/models/download-ggml-model.sh medium') |
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os.system('bash ./whisper.cpp/models/download-ggml-model.sh large') |
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os.system('bash ./whisper.cpp/models/download-ggml-model.sh base.en') |
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import gradio as gr |
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from pathlib import Path |
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import pysrt |
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import pandas as pd |
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import re |
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import time |
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from pytube import YouTube |
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headers = {'Authorization': os.environ['DeepL_API_KEY']} |
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import torch |
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whisper_models = ["base", "small", "medium", "large", "base.en"] |
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custom_models = ["belarus-small"] |
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combined_models = [] |
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combined_models.extend(whisper_models) |
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combined_models.extend(custom_models) |
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usage = requests.get('https://api-free.deepl.com/v2/usage', headers=headers) |
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usage = json.loads(usage.text) |
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deepL_character_usage = str(usage['character_count']) |
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print("deepL_character_usage") |
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LANGUAGES = { |
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"en": "English", |
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"zh": "Chinese", |
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"de": "German", |
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"es": "Spanish", |
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"ru": "Russian", |
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"ko": "Korean", |
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"fr": "French", |
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"ja": "Japanese", |
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"pt": "Portuguese", |
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"tr": "Turkish", |
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"pl": "Polish", |
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"ca": "Catalan", |
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"nl": "Dutch", |
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"ar": "Arabic", |
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"sv": "Swedish", |
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"it": "Italian", |
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"id": "Indonesian", |
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"hi": "Hindi", |
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"fi": "Finnish", |
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"vi": "Vietnamese", |
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"he": "Hebrew", |
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"uk": "Ukrainian", |
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"el": "Greek", |
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"ms": "Malay", |
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"cs": "Czech", |
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"ro": "Romanian", |
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"da": "Danish", |
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"hu": "Hungarian", |
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"ta": "Tamil", |
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"no": "Norwegian", |
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"th": "Thai", |
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"ur": "Urdu", |
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"hr": "Croatian", |
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"bg": "Bulgarian", |
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"lt": "Lithuanian", |
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"la": "Latin", |
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"mi": "Maori", |
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"ml": "Malayalam", |
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"cy": "Welsh", |
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"sk": "Slovak", |
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"te": "Telugu", |
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"fa": "Persian", |
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"lv": "Latvian", |
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"bn": "Bengali", |
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"sr": "Serbian", |
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"az": "Azerbaijani", |
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"sl": "Slovenian", |
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"kn": "Kannada", |
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"et": "Estonian", |
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"mk": "Macedonian", |
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"br": "Breton", |
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"eu": "Basque", |
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"is": "Icelandic", |
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"hy": "Armenian", |
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"ne": "Nepali", |
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"mn": "Mongolian", |
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"bs": "Bosnian", |
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"kk": "Kazakh", |
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"sq": "Albanian", |
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"sw": "Swahili", |
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"gl": "Galician", |
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"mr": "Marathi", |
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"pa": "Punjabi", |
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"si": "Sinhala", |
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"km": "Khmer", |
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"sn": "Shona", |
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"yo": "Yoruba", |
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"so": "Somali", |
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"af": "Afrikaans", |
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"oc": "Occitan", |
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"ka": "Georgian", |
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"be": "Belarusian", |
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"tg": "Tajik", |
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"sd": "Sindhi", |
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"gu": "Gujarati", |
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"am": "Amharic", |
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"yi": "Yiddish", |
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"lo": "Lao", |
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"uz": "Uzbek", |
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"fo": "Faroese", |
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"ht": "Haitian creole", |
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"ps": "Pashto", |
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"tk": "Turkmen", |
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"nn": "Nynorsk", |
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"mt": "Maltese", |
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"sa": "Sanskrit", |
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"lb": "Luxembourgish", |
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"my": "Myanmar", |
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"bo": "Tibetan", |
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"tl": "Tagalog", |
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"mg": "Malagasy", |
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"as": "Assamese", |
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"tt": "Tatar", |
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"haw": "Hawaiian", |
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"ln": "Lingala", |
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"ha": "Hausa", |
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"ba": "Bashkir", |
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"jw": "Javanese", |
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"su": "Sundanese", |
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} |
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source_languages = { |
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**{language: code for code, language in LANGUAGES.items()}, |
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"Burmese": "my", |
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"Valencian": "ca", |
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"Flemish": "nl", |
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"Haitian": "ht", |
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"Letzeburgesch": "lb", |
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"Pushto": "ps", |
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"Panjabi": "pa", |
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"Moldavian": "ro", |
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"Moldovan": "ro", |
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"Sinhalese": "si", |
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"Castilian": "es", |
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"Let the model analyze": "Let the model analyze" |
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} |
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DeepL_language_codes_for_translation = { |
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"Bulgarian": "BG", |
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"Czech": "CS", |
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"Danish": "DA", |
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"German": "DE", |
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"Greek": "EL", |
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"English": "EN", |
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"Spanish": "ES", |
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"Estonian": "ET", |
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"Finnish": "FI", |
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"French": "FR", |
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"Hungarian": "HU", |
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"Indonesian": "ID", |
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"Italian": "IT", |
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"Japanese": "JA", |
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"Lithuanian": "LT", |
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"Latvian": "LV", |
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"Dutch": "NL", |
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"Polish": "PL", |
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"Portuguese": "PT", |
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"Romanian": "RO", |
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"Russian": "RU", |
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"Slovak": "SK", |
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"Slovenian": "SL", |
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"Swedish": "SV", |
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"Turkish": "TR", |
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"Ukrainian": "UK", |
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"Chinese": "ZH" |
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} |
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transcribe_options = dict(beam_size=3, best_of=3, without_timestamps=False) |
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source_language_list = [key[0] for key in source_languages.items()] |
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translation_models_list = [key[0] for key in DeepL_language_codes_for_translation.items()] |
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu") |
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print("DEVICE IS: ") |
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print(device) |
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videos_out_path = Path("./videos_out") |
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videos_out_path.mkdir(parents=True, exist_ok=True) |
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def get_youtube(video_url): |
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yt = YouTube(video_url) |
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abs_video_path = yt.streams.filter(progressive=True, file_extension='mp4').order_by('resolution').desc().first().download() |
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print("LADATATTU POLKUUN") |
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print(abs_video_path) |
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return abs_video_path |
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def speech_to_text(video_file_path, selected_source_lang, whisper_model): |
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""" |
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# Youtube with translated subtitles using OpenAI Whisper and Opus-MT models. |
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# Currently supports only English audio |
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This space allows you to: |
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1. Download youtube video with a given url |
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2. Watch it in the first video component |
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3. Run automatic speech recognition on the video using fast Whisper models |
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4. Translate the recognized transcriptions to 26 languages supported by deepL (If free API usage for the month is not yet fully consumed) |
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5. Download generated subtitles in .vtt and .srt formats |
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6. Watch the the original video with generated subtitles |
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Speech Recognition is based on models from OpenAI Whisper https://github.com/openai/whisper |
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This space is using c++ implementation by https://github.com/ggerganov/whisper.cpp |
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""" |
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if(video_file_path == None): |
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raise ValueError("Error no video input") |
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print(video_file_path) |
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try: |
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_,file_ending = os.path.splitext(f'{video_file_path}') |
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print(f'file enging is {file_ending}') |
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print("starting conversion to wav") |
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os.system(f'ffmpeg -i "{video_file_path}" -ar 16000 -ac 1 -c:a pcm_s16le "{video_file_path.replace(file_ending, ".wav")}"') |
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print("conversion to wav ready") |
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except Exception as e: |
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raise RuntimeError("Error Running inference with local model", e) |
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try: |
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print("starting whisper c++") |
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srt_path = str(video_file_path.replace(file_ending, ".wav")) + ".srt" |
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os.system(f'rm -f {srt_path}') |
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if selected_source_lang == "Let the model analyze": |
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os.system(f'./whisper.cpp/main "{video_file_path.replace(file_ending, ".wav")}" -t 4 -l "auto" -m ./whisper.cpp/models/ggml-{whisper_model}.bin -osrt') |
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else: |
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if whisper_model in custom_models: |
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os.system(f'./whisper.cpp/main "{video_file_path.replace(file_ending, ".wav")}" -t 4 -l {source_languages.get(selected_source_lang)} -m ./converted_models/ggml-{whisper_model}.bin -osrt') |
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else: |
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os.system(f'./whisper.cpp/main "{video_file_path.replace(file_ending, ".wav")}" -t 4 -l {source_languages.get(selected_source_lang)} -m ./whisper.cpp/models/ggml-{whisper_model}.bin -osrt') |
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print("starting whisper done with whisper") |
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except Exception as e: |
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raise RuntimeError("Error running Whisper cpp model") |
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try: |
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df = pd.DataFrame(columns = ['start','end','text']) |
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srt_path = str(video_file_path.replace(file_ending, ".wav")) + ".srt" |
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subs = pysrt.open(srt_path) |
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objects = [] |
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for sub in subs: |
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start_hours = str(str(sub.start.hours) + "00")[0:2] if len(str(sub.start.hours)) == 2 else str("0" + str(sub.start.hours) + "00")[0:2] |
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end_hours = str(str(sub.end.hours) + "00")[0:2] if len(str(sub.end.hours)) == 2 else str("0" + str(sub.end.hours) + "00")[0:2] |
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start_minutes = str(str(sub.start.minutes) + "00")[0:2] if len(str(sub.start.minutes)) == 2 else str("0" + str(sub.start.minutes) + "00")[0:2] |
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end_minutes = str(str(sub.end.minutes) + "00")[0:2] if len(str(sub.end.minutes)) == 2 else str("0" + str(sub.end.minutes) + "00")[0:2] |
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start_seconds = str(str(sub.start.seconds) + "00")[0:2] if len(str(sub.start.seconds)) == 2 else str("0" + str(sub.start.seconds) + "00")[0:2] |
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end_seconds = str(str(sub.end.seconds) + "00")[0:2] if len(str(sub.end.seconds)) == 2 else str("0" + str(sub.end.seconds) + "00")[0:2] |
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start_millis = str(str(sub.start.milliseconds) + "000")[0:3] |
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end_millis = str(str(sub.end.milliseconds) + "000")[0:3] |
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objects.append([sub.text, f'{start_hours}:{start_minutes}:{start_seconds}.{start_millis}', f'{end_hours}:{end_minutes}:{end_seconds}.{end_millis}']) |
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for object in objects: |
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srt_to_df = { |
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'start': [object[1]], |
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'end': [object[2]], |
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'text': [object[0]] |
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} |
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df = pd.concat([df, pd.DataFrame(srt_to_df)]) |
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except Exception as e: |
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print("Error creating srt df") |
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try: |
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usage = requests.get('https://api-free.deepl.com/v2/usage', headers=headers) |
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usage = json.loads(usage.text) |
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char_count = str(usage['character_count']) |
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print('Usage is at: ' + str(usage['character_count']) + ' characters') |
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if usage['character_count'] >= 490000: |
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print("USAGE CLOSE TO LIMIT") |
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except Exception as e: |
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print('Error with DeepL API requesting usage count') |
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return df |
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def translate_transcriptions(df, selected_translation_lang_2): |
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if selected_translation_lang_2 is None: |
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selected_translation_lang_2 = 'English' |
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df.reset_index(inplace=True) |
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print("start_translation") |
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translations = [] |
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text_combined = "" |
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for i, sentence in enumerate(df['text']): |
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if i == 0: |
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text_combined = sentence |
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else: |
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text_combined = text_combined + '\n' + sentence |
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data = {'text': text_combined, |
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'tag_spitting': 'xml', |
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'target_lang': DeepL_language_codes_for_translation.get(selected_translation_lang_2) |
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} |
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try: |
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usage = requests.get('https://api-free.deepl.com/v2/usage', headers=headers) |
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usage = json.loads(usage.text) |
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deepL_character_usage = str(usage['character_count']) |
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try: |
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print('Usage is at: ' + deepL_character_usage + 'characters') |
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except Exception as e: |
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print(e) |
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if int(deepL_character_usage) <= 490000: |
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print("STILL CHARACTERS LEFT") |
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response = requests.post('https://api-free.deepl.com/v2/translate', headers=headers, data=data) |
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translated_sentences = json.loads(response.text) |
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translated_sentences = translated_sentences['translations'][0]['text'].split('\n') |
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df['translation'] = translated_sentences |
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else: |
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df['translation'] = df['text'] |
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except Exception as e: |
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print("EXCEPTION WITH DEEPL API") |
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print(e) |
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df['translation'] = df['text'] |
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print("translations done") |
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print("Starting SRT-file creation") |
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print(df.head()) |
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df.reset_index(inplace=True) |
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with open('subtitles.vtt','w', encoding="utf-8") as file: |
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print("Starting WEBVTT-file creation") |
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for i in range(len(df)): |
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if i == 0: |
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file.write('WEBVTT') |
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file.write('\n') |
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else: |
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file.write(str(i+1)) |
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file.write('\n') |
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start = df.iloc[i]['start'] |
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file.write(f"{start.strip()}") |
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stop = df.iloc[i]['end'] |
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file.write(' --> ') |
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file.write(f"{stop}") |
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file.write('\n') |
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file.writelines(df.iloc[i]['translation']) |
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if int(i) != len(df)-1: |
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file.write('\n\n') |
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print("WEBVTT DONE") |
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with open('subtitles.srt','w', encoding="utf-8") as file: |
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print("Starting SRT-file creation") |
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for i in range(len(df)): |
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file.write(str(i+1)) |
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file.write('\n') |
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start = df.iloc[i]['start'] |
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file.write(f"{start.strip()}") |
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stop = df.iloc[i]['end'] |
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file.write(' --> ') |
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file.write(f"{stop}") |
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file.write('\n') |
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file.writelines(df.iloc[i]['translation']) |
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if int(i) != len(df)-1: |
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file.write('\n\n') |
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print("SRT DONE") |
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subtitle_files = ['subtitles.vtt','subtitles.srt'] |
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return df, subtitle_files |
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def create_video_player(subtitle_files, video_in): |
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with open(video_in, "rb") as file: |
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video_base64 = base64.b64encode(file.read()) |
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with open('./subtitles.vtt', "rb") as file: |
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subtitle_base64 = base64.b64encode(file.read()) |
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video_player = f'''<video id="video" controls preload="metadata"> |
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<source src="data:video/mp4;base64,{str(video_base64)[2:-1]}" type="video/mp4" /> |
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<track |
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label="English" |
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kind="subtitles" |
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srclang="en" |
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src="data:text/vtt;base64,{str(subtitle_base64)[2:-1]}" |
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default /> |
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</video> |
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''' |
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return video_player |
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video_in = gr.Video(label="Video file", mirror_webcam=False) |
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youtube_url_in = gr.Textbox(label="Youtube url", lines=1, interactive=True) |
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video_out = gr.Video(label="Video Out", mirror_webcam=False) |
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df_init = pd.DataFrame(columns=['start','end','text', 'translation']) |
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selected_source_lang = gr.Dropdown(choices=source_language_list, type="value", value="Let the model analyze", label="Spoken language in video", interactive=True) |
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selected_translation_lang_2 = gr.Dropdown(choices=translation_models_list, type="value", value="English", label="In which language you want the transcriptions?", interactive=True) |
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selected_whisper_model = gr.Dropdown(choices=whisper_models, type="value", value="base", label="Selected Whisper model", interactive=True) |
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transcription_df = gr.DataFrame(value=df_init,label="Transcription dataframe", row_count=(0, "dynamic"), max_rows = 10, wrap=True, overflow_row_behaviour='paginate') |
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transcription_and_translation_df = gr.DataFrame(value=df_init,label="Transcription and translation dataframe", max_rows = 10, wrap=True, overflow_row_behaviour='paginate') |
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subtitle_files = gr.File( |
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label="Download srt-file", |
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file_count="multiple", |
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type="file", |
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interactive=False, |
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) |
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video_player = gr.HTML('<p>video will be played here after you press the button at step 4') |
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demo = gr.Blocks(css=''' |
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#cut_btn, #reset_btn { align-self:stretch; } |
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#\\31 3 { max-width: 540px; } |
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.output-markdown {max-width: 65ch !important;} |
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''') |
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demo.encrypt = False |
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with demo: |
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transcription_var = gr.Variable() |
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with gr.Row(): |
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with gr.Column(): |
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gr.Markdown(''' |
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### This space allows you to: |
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1. Download youtube video with a given url |
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2. Watch it in the first video component |
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3. Run automatic speech recognition on the video using fast Whisper models |
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4. Translate the recognized transcriptions to 26 languages supported by deepL |
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5. Download generated subtitles in .vtt and .srt formats |
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6. Watch the the original video with generated subtitles |
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''') |
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with gr.Column(): |
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gr.Markdown(''' |
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### 1. Copy any non-private Youtube video URL to box below or click one of the examples. |
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(But please **consider using short videos** so others won't get queued) <br> |
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Then press button "1. Download Youtube video"-button: |
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''') |
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examples = gr.Examples(examples= |
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[ "https://www.youtube.com/watch?v=fLeJJPxua3E&ab_channel=Motiversity", |
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"https://www.youtube.com/watch?v=JzPfMbG1vrE&ab_channel=ExplainerVideosByLauren", |
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"https://www.youtube.com/watch?v=S68vvV0kod8&ab_channel=Pearl-CohnTelevision"], |
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label="Examples", inputs=[youtube_url_in]) |
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with gr.Row(): |
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with gr.Column(): |
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youtube_url_in.render() |
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download_youtube_btn = gr.Button("Step 1. Download Youtube video") |
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download_youtube_btn.click(get_youtube, [youtube_url_in], [ |
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video_in]) |
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print(video_in) |
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with gr.Row(): |
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with gr.Column(): |
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video_in.render() |
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with gr.Column(): |
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gr.Markdown(''' |
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##### Here you can start the transcription and translation process. |
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Be aware that processing will last some time. With base model it is around 3x speed |
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**Please select source language** for better transcriptions. Using 'Let the model analyze' makes mistakes sometimes and may lead to bad transcriptions |
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''') |
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selected_source_lang.render() |
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selected_whisper_model.render() |
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transcribe_btn = gr.Button("Step 2. Transcribe audio") |
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transcribe_btn.click(speech_to_text, [video_in, selected_source_lang, selected_whisper_model], [transcription_df]) |
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with gr.Row(): |
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gr.Markdown(''' |
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##### Here you will get transcription output |
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##### ''') |
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with gr.Row(): |
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with gr.Column(): |
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transcription_df.render() |
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|
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with gr.Row(): |
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with gr.Column(): |
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gr.Markdown(''' |
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### PLEASE READ BELOW |
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### Because of big demand for this demo all credits for translation might be gone already for the month. In this case we return the original transcript from this component :( |
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### I might make some adjustments in the future for the translation to use some other model if all the API credits have been used but this is the situation for now |
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### Translation credits will reset every 5th of month. |
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Here you will can translate transcriptions to 26 languages. |
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If spoken language is not in the list, translation might not work. In this case original transcriptions are used. |
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''') |
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gr.Markdown(f''' |
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DeepL API character usage: |
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{deepL_character_usage if deepL_character_usage is not None else ''}/500 000 characters |
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If usage is over 490 000 characters original transcriptions will be used for subtitles. This value might not properly update so if you get transcriptions in original language that might be the reason. |
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API usage resets on 5th of every month. |
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''') |
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selected_translation_lang_2.render() |
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translate_transcriptions_button = gr.Button("Step 3. Translate transcription") |
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translate_transcriptions_button.click(translate_transcriptions, [transcription_df, selected_translation_lang_2], [transcription_and_translation_df, subtitle_files]) |
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transcription_and_translation_df.render() |
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with gr.Row(): |
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with gr.Column(): |
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gr.Markdown('''##### From here you can download subtitles in .srt or .vtt format''') |
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subtitle_files.render() |
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with gr.Row(): |
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with gr.Column(): |
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gr.Markdown(''' |
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##### Now press the Step 4. Button to create output video with translated transcriptions |
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##### ''') |
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create_video_button = gr.Button("Step 4. Create and add subtitles to video") |
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print(video_in) |
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create_video_button.click(create_video_player, [subtitle_files,video_in], [ |
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video_player]) |
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video_player.render() |
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demo.launch() |
