Files
notecast/ui/ui.py
T
svlqd 7cf4c5259b Major updates
- UI is now on customtkinter
- new environment.yml file
- entry point is now in main.py
- minor improvements in audio_transcription
2025-09-12 17:43:53 +03:00

245 lines
8.3 KiB
Python

import os
import threading
import queue
import tkinter as tk
from tkinter import scrolledtext, filedialog, messagebox
import customtkinter as ctk
import torch
from ui.ui_log_handler import setup_ui_logger
from transcription.torch_checker import check_torch
from transcription.device_configuration import DeviceConfiguration
from transcription.audio_transcription import AudioTranscription
WINDOW_WIDTH = 900
WINDOW_HEIGHT = 650
class TranscriberApp(ctk.CTk):
def __init__(self):
super().__init__()
self.title("Notecast")
self.geometry(f"{WINDOW_WIDTH}x{WINDOW_HEIGHT}")
ctk.set_appearance_mode("System")
ctk.set_default_color_theme("blue")
# states
self.progress_queue = queue.Queue()
self.transcribe_thread = None
self.stop_flag = threading.Event()
# user variables
self.model_var = tk.StringVar(value="openai/whisper-large-v2")
self.batch_var = tk.StringVar(value="32")
self.dtype_var = tk.StringVar(value="torch.float16")
self.chunk_var = tk.StringVar(value="30")
# settings device options
device_opts = []
if torch.cuda.is_available():
device_opts.append("cuda")
if torch.backends.mps.is_available():
device_opts.append("mps")
device_opts.append("cpu")
self.device_var = tk.StringVar(value=device_opts[0])
self.device_opts = device_opts
self.input_file_var = tk.StringVar()
self.output_file_var = tk.StringVar()
# tabs packing
self.tabview = ctk.CTkTabview(self)
self.tabview.pack(expand=True, fill="both", padx=10, pady=10)
self.transcript_tab = self.tabview.add("Transcription")
self.settings_tab = self.tabview.add("Settings")
self._build_transcription_tab()
self._build_settings_tab()
# logger
self.ui_logger = setup_ui_logger(self.log_box)
# main transcription tab
def _build_transcription_tab(self):
# file selectors
file_frame = ctk.CTkFrame(self.transcript_tab, corner_radius=10)
file_frame.pack(padx=20, pady=10, fill="x")
ctk.CTkLabel(file_frame, text="Input file:").pack(side="left", padx=5, pady=5)
ctk.CTkEntry(file_frame, textvariable=self.input_file_var, width=400).pack(
side="left", padx=5, pady=5, expand=True, fill="x"
)
ctk.CTkButton(file_frame, text="Browse", command=self._browse_input).pack(
side="left", padx=5, pady=5
)
out_frame = ctk.CTkFrame(self.transcript_tab, corner_radius=10)
out_frame.pack(padx=20, pady=5, fill="x")
ctk.CTkLabel(out_frame, text="Output file:").pack(side="left", padx=5, pady=5)
ctk.CTkEntry(out_frame, textvariable=self.output_file_var, width=400).pack(
side="left", padx=5, pady=5, expand=True, fill="x"
)
ctk.CTkButton(out_frame, text="Browse", command=self._browse_output).pack(
side="left", padx=5, pady=5
)
# controls
ctrl_frame = ctk.CTkFrame(self.transcript_tab, corner_radius=10)
ctrl_frame.pack(padx=20, pady=10, fill="x")
ctk.CTkButton(ctrl_frame, text="Check Torch", command=self._check_torch).pack(
side="left", padx=10, pady=5
)
self.start_btn = ctk.CTkButton(
ctrl_frame, text="Start transcription", command=self._start_transcription
)
self.start_btn.pack(side="left", padx=10, pady=5)
self.stop_btn = ctk.CTkButton(
ctrl_frame, text="Stop", command=self._stop_transcription, state="disabled"
)
self.stop_btn.pack(side="left", padx=10, pady=5)
# log box
self.log_box = scrolledtext.ScrolledText(
self.transcript_tab,
wrap="word",
height=20,
font=("Consolas", 16),
)
self.log_box.pack(padx=20, pady=10, expand=True, fill="both")
def _build_settings_tab(self):
pad = 20
### Model
ctk.CTkLabel(self.settings_tab, text="Model:").pack(
anchor="w", padx=pad, pady=(pad, 5)
)
ctk.CTkOptionMenu(
self.settings_tab,
variable=self.model_var,
values=[
"openai/whisper-large-v2",
"openai/whisper-large",
"openai/whisper-medium",
"openai/whisper-small",
"openai/whisper-tiny",
],
).pack(fill="x", padx=pad, pady=5)
### Batch size
ctk.CTkLabel(self.settings_tab, text="Batch size:").pack(
anchor="w", padx=pad, pady=(pad, 5)
)
ctk.CTkOptionMenu(
self.settings_tab,
variable=self.batch_var,
values=["32", "16", "8", "4", "2"],
).pack(fill="x", padx=pad, pady=5)
### Data type
ctk.CTkLabel(self.settings_tab, text="Data type:").pack(
anchor="w", padx=pad, pady=(pad, 5)
)
ctk.CTkOptionMenu(
self.settings_tab,
variable=self.dtype_var,
values=["torch.float16", "torch.float32", "torch.bfloat16"],
).pack(fill="x", padx=pad, pady=5)
### Chunk length
ctk.CTkLabel(self.settings_tab, text="Chunk length (s):").pack(
anchor="w", padx=pad, pady=(pad, 5)
)
ctk.CTkOptionMenu(
self.settings_tab,
variable=self.chunk_var,
values=["30", "25", "20", "15", "10", "5"],
).pack(fill="x", padx=pad, pady=5)
### Device
ctk.CTkLabel(self.settings_tab, text="Device:").pack(
anchor="w", padx=pad, pady=(pad, 5)
)
ctk.CTkOptionMenu(
self.settings_tab,
variable=self.device_var,
values=self.device_opts,
).pack(fill="x", padx=pad, pady=5)
# action buttons
def _browse_input(self):
path = filedialog.askopenfilename(
title="Select input audio file",
filetypes=[("Audio files", "*.wav *.mp3 *.m4a *.flac"), ("All files", "*.*")]
)
if path:
self.input_file_var.set(path)
def _browse_output(self):
path = filedialog.asksaveasfilename(
title="Select output file",
defaultextension=".txt",
filetypes=[("Text files", "*.txt"), ("All files", "*.*")]
)
if path:
self.output_file_var.set(path)
def _check_torch(self):
check_torch(self.ui_logger)
def _start_transcription(self):
infile = self.input_file_var.get().strip()
if not infile or not os.path.isfile(infile):
messagebox.showerror("Error", "Please select a valid input file.")
return
self.start_btn.configure(state="disabled")
self.stop_btn.configure(state="normal")
self.ui_logger.info("Starting transcription...")
self.stop_flag.clear()
self.transcribe_thread = threading.Thread(
target=self._transcribe_worker, args=(infile,), daemon=True
)
self.transcribe_thread.start()
def _stop_transcription(self):
self.stop_flag.set()
self.ui_logger.info("Stopping transcription...")
self.stop_btn.configure(state="disabled")
def _transcribe_worker(self, infile: str):
try:
config = DeviceConfiguration(
device=self.device_var.get(),
model_name=self.model_var.get(),
batch_size=int(self.batch_var.get()),
chunk_length_s=int(self.chunk_var.get()),
data_type=self.dtype_var.get(),
)
Audio = AudioTranscription(
filepath=infile,
device_configuration=config,
logger=self.ui_logger,
)
transcription = Audio.transcribe_audio()
outfile = self.output_file_var.get().strip()
if not outfile:
outfile = infile + ".txt"
with open(outfile, "w", encoding="utf-8") as f:
f.write(transcription)
self.ui_logger.info(f"Transcription saved to {outfile}")
except Exception as e:
self.ui_logger.error(f"Error: {e}")
messagebox.showerror("Error", str(e))
finally:
self.start_btn.configure(state="normal")
self.stop_btn.configure(state="disabled")