Delete modules/whisper/whisper_base.py

modules/whisper/whisper_base.py

@@ -1,775 +0,0 @@
-import os
-import torch
-import whisper
-import gradio as gr
-import torchaudio
-from abc import ABC, abstractmethod
-from typing import BinaryIO, Union, Tuple, List
-import numpy as np
-from datetime import datetime
-from faster_whisper.vad import VadOptions
-from dataclasses import astuple
-import gc
-from copy import deepcopy
-from modules.vad.silero_vad import merge_chunks, Segment
-from modules.uvr.music_separator import MusicSeparator
-from modules.utils.paths import (WHISPER_MODELS_DIR, DIARIZATION_MODELS_DIR, OUTPUT_DIR, DEFAULT_PARAMETERS_CONFIG_PATH,
-                                 UVR_MODELS_DIR)
-from modules.utils.subtitle_manager import get_srt, get_vtt, get_txt, get_plaintext, get_csv, write_file, safe_filename
-from modules.utils.youtube_manager import get_ytdata, get_ytaudio
-from modules.utils.files_manager import get_media_files, format_gradio_files, load_yaml, save_yaml
-from modules.whisper.whisper_parameter import *
-from modules.diarize.diarizer import Diarizer
-from modules.vad.silero_vad import SileroVAD
-from modules.translation.nllb_inference import NLLBInference
-from modules.translation.nllb_inference import NLLB_AVAILABLE_LANGS 
-import faster_whisper
-
-class WhisperBase(ABC):
-    def __init__(self,
-                 model_dir: str = WHISPER_MODELS_DIR,
-                 diarization_model_dir: str = DIARIZATION_MODELS_DIR,
-                 uvr_model_dir: str = UVR_MODELS_DIR,
-                 output_dir: str = OUTPUT_DIR,
-                 ):
-        self.model_dir = model_dir
-        self.output_dir = output_dir
-        os.makedirs(self.output_dir, exist_ok=True)
-        os.makedirs(self.model_dir, exist_ok=True)
-        self.diarizer = Diarizer(
-            model_dir=diarization_model_dir
-        )
-        self.vad = SileroVAD()
-        self.music_separator = MusicSeparator(
-            model_dir=uvr_model_dir,
-            output_dir=os.path.join(output_dir, "UVR")
-        )
-
-        self.model = None
-        self.current_model_size = None
-        self.available_models = whisper.available_models()
-        self.available_langs = sorted(list(whisper.tokenizer.LANGUAGES.values()))
-        #self.translatable_models = ["large", "large-v1", "large-v2", "large-v3"]
-        self.translatable_models = whisper.available_models()
-        self.device = self.get_device()
-        self.available_compute_types = ["float16", "float32"]
-        self.current_compute_type = "float16" if self.device == "cuda" else "float32"
-
-    @abstractmethod
-    def transcribe(self,
-                   audio: Union[str, BinaryIO, np.ndarray],
-                   progress: gr.Progress = gr.Progress(),
-                   *whisper_params,
-                   ):
-        """Inference whisper model to transcribe"""
-        pass
-
-    @abstractmethod
-    def update_model(self,
-                     model_size: str,
-                     compute_type: str,
-                     progress: gr.Progress = gr.Progress()
-                     ):
-        """Initialize whisper model"""
-        pass
-
-    def run(self,
-            audio: Union[str, BinaryIO, np.ndarray],
-            progress: gr.Progress = gr.Progress(),
-            add_timestamp: bool = True,
-            *whisper_params,
-            ) -> Tuple[List[dict], float]:
-        """
-        Run transcription with conditional pre-processing and post-processing.
-        The VAD will be performed to remove noise from the audio input in pre-processing, if enabled.
-        The diarization will be performed in post-processing, if enabled.
-
-        Parameters
-        ----------
-        audio: Union[str, BinaryIO, np.ndarray]
-            Audio input. This can be file path or binary type.
-        progress: gr.Progress
-            Indicator to show progress directly in gradio.
-        add_timestamp: bool
-            Whether to add a timestamp at the end of the filename.
-        *whisper_params: tuple
-            Parameters related with whisper. This will be dealt with "WhisperParameters" data class
-
-        Returns
-        ----------
-        segments_result: List[dict]
-            list of dicts that includes start, end timestamps and transcribed text
-        elapsed_time: float
-            elapsed time for running
-        """
-        
-        start_time = datetime.now()
-        params = WhisperParameters.as_value(*whisper_params)
-
-        # Get the offload params
-        default_params = load_yaml(DEFAULT_PARAMETERS_CONFIG_PATH)        
-        whisper_params = default_params["whisper"]
-        diarization_params = default_params["diarization"]
-        bool_whisper_enable_offload = whisper_params["enable_offload"]
-        bool_diarization_enable_offload = diarization_params["enable_offload"]
-        
-        if params.lang is None:
-            pass
-        elif params.lang == "Automatic Detection":
-            params.lang = None
-        else:
-            language_code_dict = {value: key for key, value in whisper.tokenizer.LANGUAGES.items()}
-            params.lang = language_code_dict[params.lang]
-
-        if params.is_bgm_separate:
-            music, audio, _ = self.music_separator.separate(
-                audio=audio,
-                model_name=params.uvr_model_size,
-                device=params.uvr_device,
-                segment_size=params.uvr_segment_size,
-                save_file=params.uvr_save_file,
-                progress=progress
-            )
-
-            if audio.ndim >= 2:
-                audio = audio.mean(axis=1)
-                if self.music_separator.audio_info is None:
-                    origin_sample_rate = 16000
-                else:
-                    origin_sample_rate = self.music_separator.audio_info.sample_rate
-                audio = self.resample_audio(audio=audio, original_sample_rate=origin_sample_rate)
-
-            if params.uvr_enable_offload:
-                self.music_separator.offload()
-            elapsed_time_bgm_sep = datetime.now() - start_time
-
-        origin_audio = deepcopy(audio)
-        
-        if params.vad_filter:
-            # Explicit value set for float('inf') from gr.Number()
-            if params.max_speech_duration_s is None or params.max_speech_duration_s >= 9999:
-                params.max_speech_duration_s = float('inf')
-
-            progress(0, desc="Filtering silent parts from audio...")
-            vad_options = VadOptions(
-                threshold=params.threshold,
-                min_speech_duration_ms=params.min_speech_duration_ms,
-                max_speech_duration_s=params.max_speech_duration_s,
-                min_silence_duration_ms=params.min_silence_duration_ms,
-                speech_pad_ms=params.speech_pad_ms
-            )
-
-            vad_processed, speech_chunks = self.vad.run(
-                audio=audio,
-                vad_parameters=vad_options,
-                progress=progress
-            )
-
-            try:
-                if vad_processed.size > 0 and speech_chunks:
-                    if not isinstance(audio, np.ndarray):
-                        loaded_audio = faster_whisper.decode_audio(audio, sampling_rate=self.vad.sampling_rate)
-                    else:
-                        loaded_audio = audio
-                    # Convert speech_chunks to Segment objects and convert samples to seconds
-                    segments = [Segment(start=chunk['start']/self.vad.sampling_rate, end=chunk['end']/self.vad.sampling_rate) for chunk in speech_chunks]
-                    # merged_chunks only works on segments expressed in seconds!!
-                    merged_chunks = merge_chunks(segments, chunk_size=300, onset=0.0, offset=None)
-                    all_segments = []
-                    total_elapsed_time = 0.0
-                    for merged in merged_chunks:
-                        chunk_start = merged['start']
-                        chunk_end = merged['end']
-                        
-                        # To slice audio, convert chunk_start and chunk_end from seconds to samples by mulitplying by sampling rate.
-                        start_sample = int(chunk_start*self.vad.sampling_rate)
-                        end_sample = int(chunk_end*self.vad.sampling_rate)
-
-                        chunk_audio = loaded_audio[start_sample:end_sample]
-
-                        chunk_result, chunk_time = self.transcribe(
-                            chunk_audio,
-                            progress,
-                            *astuple(params)
-                        )
-                        # Offset timestamps
-                        for seg in chunk_result:
-                            seg['start'] += chunk_start
-                            seg['end'] += chunk_start
-                        all_segments.extend(chunk_result)
-                        total_elapsed_time += chunk_time
-                    result = all_segments
-                    elapsed_time = total_elapsed_time
-                else:
-                    params.vad_filter = False
-            except Exception as e:
-                print(f"Error transcribing file: {e}")
-        
-        if not params.vad_filter:
-            result, elapsed_time = self.transcribe(
-                audio,
-                progress,
-                *astuple(params)
-            )
-        if bool_whisper_enable_offload:
-            self.offload()
-
-        if params.is_diarize:
-            progress(0.99, desc="Diarizing speakers...")
-            result, elapsed_time_diarization = self.diarizer.run(
-                audio=origin_audio,
-                use_auth_token=params.hf_token,
-                transcribed_result=result,
-                device=params.diarization_device
-            )
-            if bool_diarization_enable_offload:
-                self.diarizer.offload()
-        
-        if not result:
-            print(f"Whisper did not detected any speech segments in the audio.")
-            result = list()
-
-        progress(1.0, desc="Processing done!")
-        total_elapsed_time = datetime.now() - start_time
-        return result, elapsed_time
-
-    def transcribe_file(self,
-                        files_audio: Optional[List] = None,
-                        files_video: Optional[List] = None,
-                        files_multi: Optional[List] = None,
-                        input_multi: str = "Audio",
-                        input_folder_path: Optional[str] = None,
-                        file_format: list = ["CSV"],
-                        add_timestamp: bool = True,
-                        translate_output: bool = False,
-                        translate_model: str = "",
-                        target_lang: str = "",
-                        add_timestamp_preview: bool = False,
-                        diarize_speakers: bool = False,
-                        progress=gr.Progress(),
-                        *whisper_params,
-                        ) -> list:
-        """
-        Write subtitle file from Files
-
-        Parameters
-        ----------
-        files_audio: list
-            List of files to transcribe from gr.Audio()
-        files_video: list
-            List of files to transcribe from gr.Video()
-        files_multi: list
-            List of files to transcribe from gr.Files_multi()
-        input_multi: bool
-            Process single or multiple files
-        input_folder_path: str
-            Input folder path to transcribe from gr.Textbox(). If this is provided, `files` will be ignored and
-            this will be used instead.
-        file_format: str
-            Subtitle File format to write from gr.Dropdown(). Supported format: [CSV, SRT, TXT]
-        add_timestamp: bool
-            Boolean value from gr.Checkbox() that determines whether to add a timestamp at the end of the subtitle filename.
-        translate_output: bool
-            Translate output
-        translate_model: str
-            Translation model to use
-        target_lang: str
-            Target language to use
-        add_timestamp_preview: bool
-            Boolean value from gr.Checkbox() that determines whether to add a timestamp to output preview
-        diarize_speakers: bool
-            Boolean value from gr.Checkbox() that determines whether to diarize speakers
-        progress: gr.Progress
-            Indicator to show progress directly in gradio.
-        *whisper_params: tuple
-            Parameters related with whisper. This will be dealt with "WhisperParameters" data class
-
-        Returns
-        ----------
-        result_str:
-            Result of transcription to return to gr.Textbox()
-        result_file_path:
-            Output file path to return to gr.Files()
-        """
-
-        try:
-            file_count_total = 0
-            files = ""
-
-            if input_multi == "Audio":
-                files = files_audio
-            elif input_multi == "Video":
-                files = files_video
-            else:
-                files = files_multi
-                file_count_total = len(files)
-            
-            if input_folder_path:
-                files = get_media_files(input_folder_path)
-            if isinstance(files, str):
-                files = [files]
-            if files and isinstance(files[0], gr.utils.NamedString):
-                files = [file.name for file in files]
-
-            ## Initialization variables & start time
-            files_info = {}
-            files_to_download = {}
-            time_start = datetime.now()
-            
-            ## Load parameters related with whisper
-            params = WhisperParameters.as_value(*whisper_params)
-            
-            ## Load model to detect language
-            model = whisper.load_model("base")
-            
-            for file in files:
-                print(file)
-                ## Detect language
-                mel = whisper.log_mel_spectrogram(whisper.pad_or_trim(whisper.load_audio(file))).to(model.device)
-                _, probs = model.detect_language(mel)
-                file_language = ""
-                file_lang_probs = ""
-                for key,value in whisper.tokenizer.LANGUAGES.items():
-                    if key == str(max(probs, key=probs.get)):
-                        file_language = value.capitalize()
-                        for key_prob,value_prob in probs.items():
-                            if key == key_prob:
-                                file_lang_probs = str((round(value_prob*100)))
-                                break
-                        break
-                transcribed_segments, time_for_task = self.run(
-                    file,
-                    progress,
-                    add_timestamp,
-                    *whisper_params,
-                )
-                # Define source language
-                #source_lang = file_language
-                if params.lang == "Automatic Detection" or (params.lang).strip() == "":
-                	source_lang = file_language
-                else:
-                	source_lang = ((params.lang).strip()).capitalize()
-                
-                # Translate to English using Whisper built-in functionality
-                transcription_note = ""
-                if params.is_translate:
-                    if source_lang != "English":
-                        transcription_note = "To English"
-                        source_lang = "English"
-                    else:
-                        transcription_note = "Already in English"
-                
-                # Translate the transcribed segments
-                translation_note = ""
-                if translate_output:
-                    if source_lang != target_lang:
-                        self.nllb_inf = NLLBInference()
-                        if source_lang in NLLB_AVAILABLE_LANGS.keys():
-                            transcribed_segments = self.nllb_inf.translate_text(
-                                input_list_dict=transcribed_segments,
-                                model_size=translate_model,
-                                src_lang=source_lang,
-                                tgt_lang=target_lang,
-                                speaker_diarization=params.is_diarize
-                            )
-                            translation_note = "To " + target_lang
-                        else:
-                            translation_note = source_lang + " not supported"
-                    else:
-                        translation_note = "Already in " + target_lang
-                
-                ## Get input filename & extension
-                file_name, file_ext = os.path.splitext(os.path.basename(file))
-                
-                ## Get output as preview with or without timestamps
-                if add_timestamp_preview:
-                    subtitle = get_txt(transcribed_segments)
-                else:
-                    subtitle = get_plaintext(transcribed_segments)
-                files_info[file_name] = {"subtitle": subtitle, "time_for_task": time_for_task, "lang": file_language, "lang_prob": file_lang_probs, "input_source_file": (file_name+file_ext), "translation": translation_note, "transcription": transcription_note}
-                
-                ## Add output file as txt, srt and/or csv
-                for output_format in file_format:
-                    subtitle, file_path = self.generate_and_write_file(
-                        file_name=file_name,
-                        transcribed_segments=transcribed_segments,
-                        add_timestamp=add_timestamp,
-                        file_format=output_format.lower(),
-                        output_dir=self.output_dir
-                    )
-                    files_to_download[file_name+"_"+output_format.lower()] = {"path": file_path}
-                
-            total_result = ""
-            total_info = ""
-            total_time = 0
-            file_count = 0
-            for file_name, info in files_info.items():
-                                
-                file_count += 1
-                
-                if file_count > 1:
-                    total_info += f'\n' 
-
-                if file_count_total > 1:
-                    if file_count > 1:
-                        total_result += f'\n'
-                    total_result += f'« Transcription of media file \'{info["input_source_file"]}\': »\n\n'
-
-                total_time += info["time_for_task"]
-                total_result += f'{info["subtitle"]}'
-                total_info += f'Media file:\t{info["input_source_file"]}\nLanguage:\t{info["lang"]} (probability {info["lang_prob"]}%)\n'
-                
-                if params.is_translate:
-                    total_info += f'Translation:\t{info["transcription"]}\n\t⤷ Handled by OpenAI Whisper\n'
-                
-                if translate_output:
-                    total_info += f'Translation:\t{info["translation"]}\n\t⤷ Handled by Facebook NLLB\n'
-            
-            time_end = datetime.now()
-            #total_info += f"\nTotal processing time:\t{self.format_time((time_end-time_start).total_seconds())}"
-
-            temp_file_count_text = "file"
-            if file_count!=1:
-                temp_file_count_text += "s"
-            total_info += f"\nProcessed {file_count} {temp_file_count_text} in {self.format_time((time_end-time_start).total_seconds())}"
-            
-            result_str = total_result.rstrip("\n")
-            result_str = self.transform_text_to_list(result_str)
-            result_file_path = [info['path'] for info in files_to_download.values()]
-
-            return [result_str,result_file_path,total_info]
-        
-        except Exception as e:
-            print(f"Error transcribing file: {e}")
-        finally:
-            self.release_cuda_memory()
-    
-    def transcribe_mic(self,
-                       mic_audio: str,
-                       file_format: str = "SRT",
-                       add_timestamp: bool = True,
-                       progress=gr.Progress(),
-                       *whisper_params,
-                       ) -> list:
-        """
-        Write subtitle file from microphone
-
-        Parameters
-        ----------
-        mic_audio: str
-            Audio file path from gr.Microphone()
-        file_format: str
-            Subtitle File format to write from gr.Dropdown(). Supported format: [SRT, WebVTT, txt]
-        add_timestamp: bool
-            Boolean value from gr.Checkbox() that determines whether to add a timestamp at the end of the filename.
-        progress: gr.Progress
-            Indicator to show progress directly in gradio.
-        *whisper_params: tuple
-            Parameters related with whisper. This will be dealt with "WhisperParameters" data class
-
-        Returns
-        ----------
-        result_str:
-            Result of transcription to return to gr.Textbox()
-        result_file_path:
-            Output file path to return to gr.Files()
-        """
-        try:
-            progress(0, desc="Loading Audio...")
-            transcribed_segments, time_for_task = self.run(
-                mic_audio,
-                progress,
-                add_timestamp,
-                *whisper_params,
-            )
-            progress(1, desc="Completed!")
-
-            subtitle, result_file_path = self.generate_and_write_file(
-                file_name="Mic",
-                transcribed_segments=transcribed_segments,
-                add_timestamp=add_timestamp,
-                file_format=file_format,
-                output_dir=self.output_dir
-            )
-
-            result_str = f"Done in {self.format_time(time_for_task)}! Subtitle file is in the outputs folder.\n\n{subtitle}"
-            return [result_str, result_file_path]
-        except Exception as e:
-            print(f"Error transcribing file: {e}")
-        finally:
-            self.release_cuda_memory()
-
-    def transcribe_youtube(self,
-                           youtube_link: str,
-                           file_format: str = "SRT",
-                           add_timestamp: bool = True,
-                           progress=gr.Progress(),
-                           *whisper_params,
-                           ) -> list:
-        """
-        Write subtitle file from Youtube
-
-        Parameters
-        ----------
-        youtube_link: str
-            URL of the Youtube video to transcribe from gr.Textbox()
-        file_format: str
-            Subtitle File format to write from gr.Dropdown(). Supported format: [SRT, WebVTT, txt]
-        add_timestamp: bool
-            Boolean value from gr.Checkbox() that determines whether to add a timestamp at the end of the filename.
-        progress: gr.Progress
-            Indicator to show progress directly in gradio.
-        *whisper_params: tuple
-            Parameters related with whisper. This will be dealt with "WhisperParameters" data class
-
-        Returns
-        ----------
-        result_str:
-            Result of transcription to return to gr.Textbox()
-        result_file_path:
-            Output file path to return to gr.Files()
-        """
-        try:
-            progress(0, desc="Loading Audio from Youtube...")
-            yt = get_ytdata(youtube_link)
-            audio = get_ytaudio(yt)
-
-            transcribed_segments, time_for_task = self.run(
-                audio,
-                progress,
-                add_timestamp,
-                *whisper_params,
-            )
-
-            progress(1, desc="Completed!")
-
-            file_name = safe_filename(yt.title)
-            subtitle, result_file_path = self.generate_and_write_file(
-                file_name=file_name,
-                transcribed_segments=transcribed_segments,
-                add_timestamp=add_timestamp,
-                file_format=file_format,
-                output_dir=self.output_dir
-            )
-            result_str = f"Done in {self.format_time(time_for_task)}! Subtitle file is in the outputs folder.\n\n{subtitle}"
-
-            if os.path.exists(audio):
-                os.remove(audio)
-
-            return [result_str, result_file_path]
-
-        except Exception as e:
-            print(f"Error transcribing file: {e}")
-        finally:
-            self.release_cuda_memory()
-
-    @staticmethod
-    def generate_and_write_file(file_name: str,
-                                transcribed_segments: list,
-                                add_timestamp: bool,
-                                file_format: str,
-                                output_dir: str
-                                ) -> str:
-        """
-        Writes subtitle file
-
-        Parameters
-        ----------
-        file_name: str
-            Output file name
-        transcribed_segments: list
-            Text segments transcribed from audio
-        add_timestamp: bool
-            Determines whether to add a timestamp to the end of the filename.
-        file_format: str
-            File format to write. Supported formats: [SRT, WebVTT, txt, csv]
-        output_dir: str
-            Directory path of the output
-
-        Returns
-        ----------
-        content: str
-            Result of the transcription
-        output_path: str
-            output file path
-        """
-        if add_timestamp:
-            #timestamp = datetime.now().strftime("%m%d%H%M%S")
-            timestamp = datetime.now().strftime("%Y%m%d %H%M%S")
-            output_path = os.path.join(output_dir, f"{file_name} - {timestamp}")
-        else:
-            output_path = os.path.join(output_dir, f"{file_name}")
-
-        file_format = file_format.strip().lower()
-        if file_format == "srt":
-            content = get_srt(transcribed_segments)
-            output_path += '.srt'
-
-        elif file_format == "webvtt":
-            content = get_vtt(transcribed_segments)
-            output_path += '.vtt'
-
-        elif file_format == "txt":
-            content = get_txt(transcribed_segments)
-            output_path += '.txt'
-
-        elif file_format == "csv":
-            content = get_csv(transcribed_segments)
-            output_path += '.csv'
-        
-        write_file(content, output_path)
-        return content, output_path
-
-    def offload(self):
-        """Offload the model and free up the memory"""
-        if self.model is not None:
-            del self.model
-            self.model = None
-        if self.device == "cuda":
-            self.release_cuda_memory()
-        gc.collect()
-
-    @staticmethod
-    def transform_text_to_list(inputdata: str) -> list:
-        outputdata = []
-        temp_inputdata = (inputdata.strip("\n")).splitlines()
-        for temp_line in temp_inputdata:
-            temp_line_list = []	
-            temp_line_items = temp_line.split("\t")
-            for temp_line_item in temp_line_items:
-                temp_line_list.append(temp_line_item)	
-            outputdata.append(temp_line_list)
-        
-        return outputdata 
-    
-    @staticmethod
-    def format_time(elapsed_time: float) -> str:
-        """
-        Get {hours} {minutes} {seconds} time format string
-
-        Parameters
-        ----------
-        elapsed_time: str
-            Elapsed time for transcription
-
-        Returns
-        ----------
-        Time format string
-        """
-        hours, rem = divmod(elapsed_time, 3600)
-        minutes, seconds = divmod(rem, 60)
-
-        time_str = ""
-
-        hours = round(hours)
-        if hours:
-            if hours == 1:
-                time_str += f"{hours} hour "
-            else:
-                time_str += f"{hours} hours "
-
-        minutes = round(minutes)
-        if minutes:
-            if minutes == 1:
-                time_str += f"{minutes} minute "
-            else:
-                time_str += f"{minutes} minutes "
-        
-        seconds = round(seconds)
-        if seconds == 1:
-            time_str += f"{seconds} second"
-        else:
-            time_str += f"{seconds} seconds"
-        
-        return time_str.strip()
-
-    @staticmethod
-    def get_device():
-        if torch.cuda.is_available():
-            return "cuda"
-        elif torch.backends.mps.is_available():
-            if not WhisperBase.is_sparse_api_supported():
-                # Device `SparseMPS` is not supported for now. See : https://github.com/pytorch/pytorch/issues/87886
-                return "cpu"
-            return "mps"
-        else:
-            return "cpu"
-
-    @staticmethod
-    def is_sparse_api_supported():
-        if not torch.backends.mps.is_available():
-            return False
-
-        try:
-            device = torch.device("mps")
-            sparse_tensor = torch.sparse_coo_tensor(
-                indices=torch.tensor([[0, 1], [2, 3]]),
-                values=torch.tensor([1, 2]),
-                size=(4, 4),
-                device=device
-            )
-            return True
-        except RuntimeError:
-            return False
-
-    @staticmethod
-    def release_cuda_memory():
-        """Release memory"""
-        if torch.cuda.is_available():
-            torch.cuda.empty_cache()
-            torch.cuda.reset_max_memory_allocated()
-
-    @staticmethod
-    def remove_input_files(file_paths: List[str]):
-        """Remove gradio cached files"""
-        if not file_paths:
-            return
-
-        for file_path in file_paths:
-            if file_path and os.path.exists(file_path):
-                os.remove(file_path)
-
-    @staticmethod
-    def cache_parameters(
-        params: WhisperValues,
-        file_format: str = "SRT",
-        add_timestamp: bool = True
-    ):
-        """Cache parameters to the yaml file"""
-        cached_params = load_yaml(DEFAULT_PARAMETERS_CONFIG_PATH)
-        param_to_cache = params.to_dict()
-
-        cached_yaml = {**cached_params, **param_to_cache}
-        cached_yaml["whisper"]["add_timestamp"] = add_timestamp
-        cached_yaml["whisper"]["file_format"] = file_format
-
-        suppress_token = cached_yaml["whisper"].get("suppress_tokens", None)
-        if suppress_token and isinstance(suppress_token, list):
-            cached_yaml["whisper"]["suppress_tokens"] = str(suppress_token)
-
-        if cached_yaml["whisper"].get("lang", None) is None:
-            cached_yaml["whisper"]["lang"] = AUTOMATIC_DETECTION.unwrap()
-        else:
-            language_dict = whisper.tokenizer.LANGUAGES
-            cached_yaml["whisper"]["lang"] = language_dict[cached_yaml["whisper"]["lang"]]
-
-        if cached_yaml["vad"].get("max_speech_duration_s", float('inf')) == float('inf'):
-            cached_yaml["vad"]["max_speech_duration_s"] = GRADIO_NONE_NUMBER_MAX
-
-        if cached_yaml is not None and cached_yaml:
-            save_yaml(cached_yaml, DEFAULT_PARAMETERS_CONFIG_PATH)
-
-    @staticmethod
-    def resample_audio(audio: Union[str, np.ndarray],
-                       new_sample_rate: int = 16000,
-                       original_sample_rate: Optional[int] = None,) -> np.ndarray:
-        """Resamples audio to 16k sample rate, standard on Whisper model"""
-        if isinstance(audio, str):
-            audio, original_sample_rate = torchaudio.load(audio)
-        else:
-            if original_sample_rate is None:
-                raise ValueError("original_sample_rate must be provided when audio is numpy array.")
-            audio = torch.from_numpy(audio)
-        resampler = torchaudio.transforms.Resample(orig_freq=original_sample_rate, new_freq=new_sample_rate)
-        resampled_audio = resampler(audio).numpy()
-        return resampled_audio