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| from __future__ import unicode_literals | |
| import youtube_dl | |
| import yt_dlp | |
| from pydub import AudioSegment | |
| from pyannote.audio import Pipeline | |
| import re | |
| import whisper | |
| import os | |
| import ffmpeg | |
| import subprocess | |
| import gradio as gr | |
| import traceback | |
| import json | |
| pipeline = Pipeline.from_pretrained("pyannote/speaker-diarization", use_auth_token="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") | |
| from pydub.effects import speedup | |
| import moviepy.editor as mp | |
| import datetime | |
| import torch | |
| import pyannote.audio | |
| from pyannote.audio.pipelines.speaker_verification import SpeechBrainPretrainedSpeakerEmbedding #PyannoteAudioPretrainedSpeakerEmbedding | |
| from pyannote.audio import Audio | |
| from pyannote.core import Segment | |
| import wave | |
| import contextlib | |
| from sklearn.cluster import AgglomerativeClustering | |
| import numpy as np | |
| import json | |
| from datetime import timedelta | |
| __FILES = set() | |
| wispher_models = list(whisper._MODELS.keys()) | |
| def CreateFile(filename): | |
| __FILES.add(filename) | |
| return filename | |
| def RemoveFile(filename): | |
| if (os.path.isfile(filename)): | |
| os.remove(filename) | |
| def RemoveAllFiles(): | |
| for file in __FILES: | |
| if (os.path.isfile(file)): | |
| os.remove(file) | |
| def Transcribe_V1(NumberOfSpeakers, SpeakerNames="", audio="temp_audio.wav"): | |
| SPEAKER_DICT = {} | |
| SPEAKERS = [speaker.strip() for speaker in SpeakerNames.split(',') if len(speaker)] | |
| def GetSpeaker(sp): | |
| speaker = sp | |
| if sp not in list(SPEAKER_DICT.keys()): | |
| if len(SPEAKERS): | |
| t = SPEAKERS.pop(0) | |
| SPEAKER_DICT[sp] = t | |
| speaker = SPEAKER_DICT[sp] | |
| else: | |
| speaker = SPEAKER_DICT[sp] | |
| return speaker | |
| def millisec(timeStr): | |
| spl = timeStr.split(":") | |
| s = (int)((int(spl[0]) * 60 * 60 + int(spl[1]) * 60 + float(spl[2]) )* 1000) | |
| return s | |
| def preprocess(audio): | |
| t1 = 0 * 1000 | |
| t2 = 20 * 60 * 1000 | |
| newAudio = AudioSegment.from_wav(audio) | |
| a = newAudio[t1:t2] | |
| spacermilli = 2000 | |
| spacer = AudioSegment.silent(duration=spacermilli) | |
| newAudio = spacer.append(a, crossfade=0) | |
| newAudio.export(audio, format="wav") | |
| return spacermilli, spacer | |
| def diarization(audio): | |
| as_audio = AudioSegment.from_wav(audio) | |
| DEMO_FILE = {'uri': 'blabal', 'audio': audio} | |
| if NumberOfSpeakers: | |
| dz = pipeline(DEMO_FILE, num_speakers=NumberOfSpeakers) | |
| else: | |
| dz = pipeline(DEMO_FILE) | |
| with open(CreateFile(f"diarization_{audio}.txt"), "w") as text_file: | |
| text_file.write(str(dz)) | |
| dz = open(CreateFile(f"diarization_{audio}.txt")).read().splitlines() | |
| dzList = [] | |
| for l in dz: | |
| start, end = tuple(re.findall('[0-9]+:[0-9]+:[0-9]+\.[0-9]+', string=l)) | |
| start = millisec(start) | |
| end = millisec(end) | |
| lex = GetSpeaker(re.findall('(SPEAKER_[0-9][0-9])', string=l)[0]) | |
| dzList.append([start, end, lex]) | |
| sounds = spacer | |
| segments = [] | |
| dz = open(CreateFile(f"diarization_{audio}.txt")).read().splitlines() | |
| for l in dz: | |
| start, end = tuple(re.findall('[0-9]+:[0-9]+:[0-9]+\.[0-9]+', string=l)) | |
| start = millisec(start) | |
| end = millisec(end) | |
| segments.append(len(sounds)) | |
| sounds = sounds.append(as_audio[start:end], crossfade=0) | |
| sounds = sounds.append(spacer, crossfade=0) | |
| sounds.export(CreateFile(f"dz_{audio}.wav"), format="wav") | |
| return f"dz_{audio}.wav", dzList, segments | |
| def transcribe(dz_audio): | |
| model = whisper.load_model("medium") | |
| result = model.transcribe(dz_audio) | |
| # for _ in result['segments']: | |
| # print(_['start'], _['end'], _['text']) | |
| captions = [[((caption["start"]*1000)), ((caption["end"]*1000)), caption["text"]] for caption in result['segments']] | |
| conversation = [] | |
| for i in range(len(segments)): | |
| idx = 0 | |
| for idx in range(len(captions)): | |
| if captions[idx][0] >= (segments[i] - spacermilli): | |
| break; | |
| while (idx < (len(captions))) and ((i == len(segments) - 1) or (captions[idx][1] < segments[i+1])): | |
| c = captions[idx] | |
| start = dzList[i][0] + (c[0] -segments[i]) | |
| if start < 0: | |
| start = 0 | |
| idx += 1 | |
| if not len(conversation): | |
| conversation.append([dzList[i][2], c[2]]) | |
| elif conversation[-1][0] == dzList[i][2]: | |
| conversation[-1][1] += c[2] | |
| else: | |
| conversation.append([dzList[i][2], c[2]]) | |
| #print(f"[{dzList[i][2]}] {c[2]}") | |
| return conversation, ("".join([f"{speaker} --> {text}\n" for speaker, text in conversation])) | |
| spacermilli, spacer = preprocess(audio) | |
| dz_audio, dzList, segments = diarization(audio) | |
| conversation, t_text = transcribe(dz_audio) | |
| RemoveAllFiles() | |
| return (t_text, ({ "data": [{"speaker": speaker, "text": text} for speaker, text in conversation]})) | |
| def Transcribe_V2(model, num_speakers, speaker_names, audio="temp_audio.wav"): | |
| #model = whisper.load_model("medium") | |
| # embedding_model = SpeechBrainPretrainedSpeakerEmbedding("speechbrain/spkrec-ecapa-voxceleb") | |
| embedding_model = SpeechBrainPretrainedSpeakerEmbedding( | |
| "speechbrain/spkrec-ecapa-voxceleb", | |
| device = torch.device('cuda' if torch.cuda.is_available() else 'cpu') | |
| ) | |
| SPEAKER_DICT = {} | |
| default_speaker_names = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'] | |
| SPEAKERS = [speaker.strip() for speaker in speaker_names.split(',') if len(speaker)] | |
| def GetSpeaker(sp): | |
| speaker = sp | |
| if sp not in list(SPEAKER_DICT.keys()): | |
| if len(SPEAKERS): | |
| t = SPEAKERS.pop(0) | |
| SPEAKER_DICT[sp] = t | |
| speaker = SPEAKER_DICT[sp] | |
| elif len(default_speaker_names): | |
| t = default_speaker_names.pop(0) | |
| SPEAKER_DICT[sp] = t | |
| speaker = SPEAKER_DICT[sp] | |
| else: | |
| speaker = SPEAKER_DICT[sp] | |
| return speaker | |
| # audio = Audio() | |
| def diarization(audio): | |
| def millisec(timeStr): | |
| spl = timeStr.split(":") | |
| s = (int)((int(spl[0]) * 60 * 60 + int(spl[1]) * 60 + float(spl[2]) )* 1000) | |
| return s | |
| as_audio = AudioSegment.from_wav(audio) | |
| DEMO_FILE = {'uri': 'blabal', 'audio': audio} | |
| hparams = pipeline.parameters(instantiated=True) | |
| hparams["segmentation"]["min_duration_off"] -= 0.25 | |
| pipeline.instantiate(hparams) | |
| if num_speakers: | |
| dz = pipeline(DEMO_FILE, num_speakers=num_speakers) | |
| else: | |
| dz = pipeline(DEMO_FILE) | |
| with open(CreateFile(f"diarization_{audio}.txt"), "w") as text_file: | |
| text_file.write(str(dz)) | |
| dz = open(CreateFile(f"diarization_{audio}.txt")).read().splitlines() | |
| print(dz) | |
| dzList = [] | |
| for l in dz: | |
| start, end = tuple(re.findall('[0-9]+:[0-9]+:[0-9]+\.[0-9]+', string=l)) | |
| start = millisec(start) | |
| end = millisec(end) | |
| lex = GetSpeaker(re.findall('(SPEAKER_[0-9][0-9])', string=l)[0]) | |
| dzList.append([start, end, lex]) | |
| return dzList | |
| def get_output(segments): | |
| # print(segments) | |
| conversation=[] | |
| for (i, segment) in enumerate(segments): | |
| # print(f"{i}, {segment["speaker"]}, {segments[i - 1]["speaker"]}, {}") | |
| if not len(conversation): | |
| conversation.append([str(timedelta(seconds=float(segment['start']))),str(timedelta(seconds=float(segment['end']))),GetSpeaker(segment["speaker"]), segment["text"].lstrip()]) | |
| elif conversation[-1][2] == GetSpeaker(segment["speaker"]): | |
| conversation[-1][3] += segment["text"].lstrip() | |
| else: | |
| conversation.append([str(timedelta(seconds=float(segment['start']))),str(timedelta(seconds=float(segment['end']))),GetSpeaker(segment["speaker"]), segment["text"].lstrip()]) | |
| # if i == 0 or segments[i - 1]["speaker"] != segment["speaker"]: | |
| # if i != 0: | |
| # conversation.append([GetSpeaker(segment["speaker"]), segment["text"][1:]]) # segment["speaker"] + ' ' + str(time(segment["start"])) + '\n\n' | |
| # conversation[-1][1] += segment["text"][1:] | |
| # return output | |
| return ("".join([f"[{start}] - {speaker} \n{text}\n" for start, end, speaker, text in conversation])), ({ "data": [{"start": start, "end":end, "speaker": speaker, "text": text} for start, end, speaker, text in conversation]}) | |
| def get_duration(path): | |
| with contextlib.closing(wave.open(path,'r')) as f: | |
| frames = f.getnframes() | |
| rate = f.getframerate() | |
| return frames / float(rate) | |
| def make_embeddings(path, segments, duration): | |
| embeddings = np.zeros(shape=(len(segments), 192)) | |
| for i, segment in enumerate(segments): | |
| embeddings[i] = segment_embedding(path, segment, duration) | |
| return np.nan_to_num(embeddings) | |
| def segment_embedding(path, segment, duration): | |
| start = segment["start"] | |
| # Whisper overshoots the end timestamp in the last segment | |
| end = min(duration, segment["end"]) | |
| clip = Segment(start, end) | |
| waveform, sample_rate = Audio().crop(path, clip) | |
| return embedding_model(waveform[None]) | |
| def add_speaker_labels(segments, embeddings, num_speakers): | |
| clustering = AgglomerativeClustering(num_speakers).fit(embeddings) | |
| labels = clustering.labels_ | |
| for i in range(len(segments)): | |
| segments[i]["speaker"] = 'SPEAKER ' + str(labels[i] + 1) | |
| def time(secs): | |
| return datetime.timedelta(seconds=round(secs)) | |
| duration = get_duration(audio) | |
| if duration > 4 * 60 * 60: | |
| return "Audio duration too long" | |
| print(json.dumps(diarization(audio))) | |
| result = model.transcribe(audio) | |
| print(json.dumps(result)) | |
| segments = result["segments"] | |
| num_speakers = min(max(round(num_speakers), 1), len(segments)) | |
| if len(segments) == 1: | |
| segments[0]['speaker'] = 'SPEAKER 1' | |
| else: | |
| embeddings = make_embeddings(audio, segments, duration) | |
| add_speaker_labels(segments, embeddings, num_speakers) | |
| return get_output(segments) | |
| # return output | |
| def AudioTranscribe(NumberOfSpeakers=None, SpeakerNames="", audio="", retries=5, model='base'): | |
| print(f"{NumberOfSpeakers}, {SpeakerNames}, {retries}") | |
| if retries: | |
| # subprocess.call(['ffmpeg', '-i', audio,'temp_audio.wav']) | |
| try: | |
| subprocess.call(['ffmpeg', '-i', audio,'temp_audio.wav']) | |
| except Exception as ex: | |
| traceback.print_exc() | |
| return AudioTranscribe(NumberOfSpeakers, SpeakerNames, audio, retries-1) | |
| if not (os.path.isfile("temp_audio.wav")): | |
| return AudioTranscribe(NumberOfSpeakers, SpeakerNames, audio, retries-1) | |
| return Transcribe_V2(model, NumberOfSpeakers, SpeakerNames) | |
| else: | |
| raise gr.Error("There is some issue ith Audio Transcriber. Please try again later!") | |
| def VideoTranscribe(NumberOfSpeakers=None, SpeakerNames="", video="", retries=5, model='base'): | |
| if retries: | |
| try: | |
| clip = mp.VideoFileClip(video) | |
| clip.audio.write_audiofile("temp_audio.wav") | |
| # command = f"ffmpeg -i {video} -ab 160k -ac 2 -ar 44100 -vn temp_audio.wav" | |
| # subprocess.call(command, shell=True) | |
| except Exception as ex: | |
| traceback.print_exc() | |
| return VideoTranscribe(NumberOfSpeakers, SpeakerNames, video, retries-1) | |
| if not (os.path.isfile("temp_audio.wav")): | |
| return VideoTranscribe(NumberOfSpeakers, SpeakerNames, video, retries-1) | |
| return Transcribe_V2(model, NumberOfSpeakers, SpeakerNames) | |
| else: | |
| raise gr.Error("There is some issue ith Video Transcriber. Please try again later!") | |
| def YoutubeTranscribe(NumberOfSpeakers=None, SpeakerNames="", URL="", retries = 5, model='base'): | |
| if retries: | |
| if "youtu" not in URL.lower(): | |
| raise gr.Error(f"{URL} is not a valid youtube URL.") | |
| else: | |
| RemoveFile("temp_audio.wav") | |
| ydl_opts = { | |
| 'format': 'bestaudio/best', | |
| 'outtmpl': 'temp_audio.%(ext)s', | |
| 'postprocessors': [{ | |
| 'key': 'FFmpegExtractAudio', | |
| 'preferredcodec': 'wav', | |
| }], | |
| } | |
| try: | |
| with yt_dlp.YoutubeDL(ydl_opts) as ydl: | |
| ydl.download([URL]) | |
| except: | |
| return YoutubeTranscribe(NumberOfSpeakers, SpeakerNames, URL, retries-1) | |
| stream = ffmpeg.input('temp_audio.m4a') | |
| stream = ffmpeg.output(stream, 'temp_audio.wav') | |
| RemoveFile("temp_audio.m4a") | |
| return Transcribe_V2(model, NumberOfSpeakers, SpeakerNames) | |
| else: | |
| raise gr.Error(f"Unable to get video from {URL}") | |
| with gr.Blocks() as yav_ui: | |
| with gr.Row(): | |
| with gr.Column(): | |
| with gr.Tab("Youtube", id=1): | |
| ysz = gr.Dropdown(label="Model Size", choices=wispher_models , value='base') | |
| yinput_nos = gr.Number(label="Number of Speakers", placeholder="2") | |
| yinput_sn = gr.Textbox(label="Name of the Speakers (ordered by the time they speak and separated by comma)", placeholder="If Speaker 1 is first to speak followed by Speaker 2 then -> Speaker 1, Speaker 2") | |
| yinput = gr.Textbox(label="Youtube Link", placeholder="https://www.youtube.com/watch?v=GECcjrYHH8w") | |
| ybutton_transcribe = gr.Button("Transcribe", show_progress=True, scroll_to_output=True) | |
| with gr.Tab("Video", id=2): | |
| vsz = gr.Dropdown(label="Model Size", choices=wispher_models, value='base') | |
| vinput_nos = gr.Number(label="Number of Speakers", placeholder="2") | |
| vinput_sn = gr.Textbox(label="Name of the Speakers (ordered by the time they speak and separated by comma)", placeholder="If Speaker 1 is first to speak followed by Speaker 2 then -> Speaker 1, Speaker 2") | |
| vinput = gr.Video(label="Video") | |
| vbutton_transcribe = gr.Button("Transcribe", show_progress=True, scroll_to_output=True) | |
| with gr.Tab("Audio", id=3): | |
| asz = gr.Dropdown(label="Model Size", choices=wispher_models , value='base') | |
| ainput_nos = gr.Number(label="Number of Speakers", placeholder="2") | |
| ainput_sn = gr.Textbox(label="Name of the Speakers (ordered by the time they speak and separated by comma)", placeholder="If Speaker 1 is first to speak followed by Speaker 2 then -> Speaker 1, Speaker 2") | |
| ainput = gr.Audio(label="Audio", type="filepath") | |
| abutton_transcribe = gr.Button("Transcribe", show_progress=True, scroll_to_output=True) | |
| with gr.Column(): | |
| with gr.Tab("Text"): | |
| output_textbox = gr.Textbox(label="Transcribed Text", lines=15) | |
| with gr.Tab("JSON"): | |
| output_json = gr.JSON(label="Transcribed JSON") | |
| ybutton_transcribe.click( | |
| fn=YoutubeTranscribe, | |
| inputs=[yinput_nos,yinput_sn,yinput, ysz], | |
| outputs=[output_textbox,output_json] | |
| ) | |
| abutton_transcribe.click( | |
| fn=AudioTranscribe, | |
| inputs=[ainput_nos,ainput_sn,ainput, asz], | |
| outputs=[output_textbox,output_json] | |
| ) | |
| vbutton_transcribe.click( | |
| fn=VideoTranscribe, | |
| inputs=[vinput_nos,vinput_sn,vinput, vsz], | |
| outputs=[output_textbox,output_json] | |
| ) | |
| yav_ui.launch(debug=True) |