refactor: rename backend/frontend dirs and remove NovelWriter submodule
- Rename qwen3-tts-backend → canto-backend - Rename qwen3-tts-frontend → canto-frontend - Remove NovelWriter embedded repo Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
123
canto-backend/indextts/s2mel/dac/utils/__init__.py
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123
canto-backend/indextts/s2mel/dac/utils/__init__.py
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from pathlib import Path
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import argbind
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from audiotools import ml
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import indextts.s2mel.dac as dac
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DAC = dac.model.DAC
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Accelerator = ml.Accelerator
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__MODEL_LATEST_TAGS__ = {
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("44khz", "8kbps"): "0.0.1",
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("24khz", "8kbps"): "0.0.4",
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("16khz", "8kbps"): "0.0.5",
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("44khz", "16kbps"): "1.0.0",
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}
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__MODEL_URLS__ = {
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(
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"44khz",
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"0.0.1",
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"8kbps",
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): "https://github.com/descriptinc/descript-audio-codec/releases/download/0.0.1/weights.pth",
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(
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"24khz",
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"0.0.4",
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"8kbps",
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): "https://github.com/descriptinc/descript-audio-codec/releases/download/0.0.4/weights_24khz.pth",
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(
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"16khz",
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"0.0.5",
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"8kbps",
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): "https://github.com/descriptinc/descript-audio-codec/releases/download/0.0.5/weights_16khz.pth",
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(
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"44khz",
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"1.0.0",
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"16kbps",
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): "https://github.com/descriptinc/descript-audio-codec/releases/download/1.0.0/weights_44khz_16kbps.pth",
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}
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@argbind.bind(group="download", positional=True, without_prefix=True)
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def download(
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model_type: str = "44khz", model_bitrate: str = "8kbps", tag: str = "latest"
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):
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"""
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Function that downloads the weights file from URL if a local cache is not found.
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Parameters
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----------
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model_type : str
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The type of model to download. Must be one of "44khz", "24khz", or "16khz". Defaults to "44khz".
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model_bitrate: str
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Bitrate of the model. Must be one of "8kbps", or "16kbps". Defaults to "8kbps".
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Only 44khz model supports 16kbps.
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tag : str
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The tag of the model to download. Defaults to "latest".
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Returns
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-------
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Path
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Directory path required to load model via audiotools.
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"""
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model_type = model_type.lower()
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tag = tag.lower()
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assert model_type in [
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"44khz",
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"24khz",
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"16khz",
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], "model_type must be one of '44khz', '24khz', or '16khz'"
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assert model_bitrate in [
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"8kbps",
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"16kbps",
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], "model_bitrate must be one of '8kbps', or '16kbps'"
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if tag == "latest":
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tag = __MODEL_LATEST_TAGS__[(model_type, model_bitrate)]
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download_link = __MODEL_URLS__.get((model_type, tag, model_bitrate), None)
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if download_link is None:
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raise ValueError(
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f"Could not find model with tag {tag} and model type {model_type}"
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)
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local_path = (
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Path.home()
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/ ".cache"
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/ "descript"
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/ "dac"
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/ f"weights_{model_type}_{model_bitrate}_{tag}.pth"
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)
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if not local_path.exists():
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local_path.parent.mkdir(parents=True, exist_ok=True)
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# Download the model
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import requests
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response = requests.get(download_link)
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if response.status_code != 200:
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raise ValueError(
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f"Could not download model. Received response code {response.status_code}"
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)
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local_path.write_bytes(response.content)
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return local_path
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def load_model(
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model_type: str = "44khz",
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model_bitrate: str = "8kbps",
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tag: str = "latest",
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load_path: str = None,
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):
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if not load_path:
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load_path = download(
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model_type=model_type, model_bitrate=model_bitrate, tag=tag
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)
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generator = DAC.load(load_path)
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return generator
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95
canto-backend/indextts/s2mel/dac/utils/decode.py
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95
canto-backend/indextts/s2mel/dac/utils/decode.py
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import warnings
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from pathlib import Path
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import argbind
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import numpy as np
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import torch
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from audiotools import AudioSignal
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from tqdm import tqdm
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from dac import DACFile
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from dac.utils import load_model
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warnings.filterwarnings("ignore", category=UserWarning)
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@argbind.bind(group="decode", positional=True, without_prefix=True)
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@torch.inference_mode()
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@torch.no_grad()
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def decode(
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input: str,
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output: str = "",
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weights_path: str = "",
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model_tag: str = "latest",
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model_bitrate: str = "8kbps",
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device: str = "cuda",
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model_type: str = "44khz",
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verbose: bool = False,
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):
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"""Decode audio from codes.
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Parameters
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----------
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input : str
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Path to input directory or file
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output : str, optional
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Path to output directory, by default "".
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If `input` is a directory, the directory sub-tree relative to `input` is re-created in `output`.
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weights_path : str, optional
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Path to weights file, by default "". If not specified, the weights file will be downloaded from the internet using the
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model_tag and model_type.
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model_tag : str, optional
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Tag of the model to use, by default "latest". Ignored if `weights_path` is specified.
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model_bitrate: str
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Bitrate of the model. Must be one of "8kbps", or "16kbps". Defaults to "8kbps".
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device : str, optional
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Device to use, by default "cuda". If "cpu", the model will be loaded on the CPU.
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model_type : str, optional
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The type of model to use. Must be one of "44khz", "24khz", or "16khz". Defaults to "44khz". Ignored if `weights_path` is specified.
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"""
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generator = load_model(
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model_type=model_type,
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model_bitrate=model_bitrate,
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tag=model_tag,
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load_path=weights_path,
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)
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generator.to(device)
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generator.eval()
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# Find all .dac files in input directory
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_input = Path(input)
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input_files = list(_input.glob("**/*.dac"))
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# If input is a .dac file, add it to the list
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if _input.suffix == ".dac":
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input_files.append(_input)
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# Create output directory
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output = Path(output)
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output.mkdir(parents=True, exist_ok=True)
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for i in tqdm(range(len(input_files)), desc=f"Decoding files"):
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# Load file
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artifact = DACFile.load(input_files[i])
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# Reconstruct audio from codes
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recons = generator.decompress(artifact, verbose=verbose)
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# Compute output path
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relative_path = input_files[i].relative_to(input)
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output_dir = output / relative_path.parent
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if not relative_path.name:
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output_dir = output
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relative_path = input_files[i]
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output_name = relative_path.with_suffix(".wav").name
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output_path = output_dir / output_name
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output_path.parent.mkdir(parents=True, exist_ok=True)
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# Write to file
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recons.write(output_path)
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if __name__ == "__main__":
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args = argbind.parse_args()
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with argbind.scope(args):
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decode()
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94
canto-backend/indextts/s2mel/dac/utils/encode.py
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94
canto-backend/indextts/s2mel/dac/utils/encode.py
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import math
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import warnings
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from pathlib import Path
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import argbind
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import numpy as np
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import torch
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from audiotools import AudioSignal
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from audiotools.core import util
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from tqdm import tqdm
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from dac.utils import load_model
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warnings.filterwarnings("ignore", category=UserWarning)
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@argbind.bind(group="encode", positional=True, without_prefix=True)
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@torch.inference_mode()
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@torch.no_grad()
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def encode(
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input: str,
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output: str = "",
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weights_path: str = "",
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model_tag: str = "latest",
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model_bitrate: str = "8kbps",
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n_quantizers: int = None,
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device: str = "cuda",
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model_type: str = "44khz",
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win_duration: float = 5.0,
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verbose: bool = False,
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):
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"""Encode audio files in input path to .dac format.
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Parameters
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----------
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input : str
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Path to input audio file or directory
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output : str, optional
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Path to output directory, by default "". If `input` is a directory, the directory sub-tree relative to `input` is re-created in `output`.
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weights_path : str, optional
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Path to weights file, by default "". If not specified, the weights file will be downloaded from the internet using the
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model_tag and model_type.
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model_tag : str, optional
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Tag of the model to use, by default "latest". Ignored if `weights_path` is specified.
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model_bitrate: str
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Bitrate of the model. Must be one of "8kbps", or "16kbps". Defaults to "8kbps".
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n_quantizers : int, optional
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Number of quantizers to use, by default None. If not specified, all the quantizers will be used and the model will compress at maximum bitrate.
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device : str, optional
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Device to use, by default "cuda"
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model_type : str, optional
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The type of model to use. Must be one of "44khz", "24khz", or "16khz". Defaults to "44khz". Ignored if `weights_path` is specified.
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"""
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generator = load_model(
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model_type=model_type,
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model_bitrate=model_bitrate,
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tag=model_tag,
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load_path=weights_path,
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)
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generator.to(device)
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generator.eval()
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kwargs = {"n_quantizers": n_quantizers}
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# Find all audio files in input path
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input = Path(input)
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audio_files = util.find_audio(input)
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output = Path(output)
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output.mkdir(parents=True, exist_ok=True)
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for i in tqdm(range(len(audio_files)), desc="Encoding files"):
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# Load file
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signal = AudioSignal(audio_files[i])
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# Encode audio to .dac format
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artifact = generator.compress(signal, win_duration, verbose=verbose, **kwargs)
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# Compute output path
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relative_path = audio_files[i].relative_to(input)
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output_dir = output / relative_path.parent
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if not relative_path.name:
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output_dir = output
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relative_path = audio_files[i]
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output_name = relative_path.with_suffix(".dac").name
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output_path = output_dir / output_name
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output_path.parent.mkdir(parents=True, exist_ok=True)
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artifact.save(output_path)
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if __name__ == "__main__":
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args = argbind.parse_args()
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with argbind.scope(args):
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encode()
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