Demucs (code, paper)

.gitattributes

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+Hybrid[[:space:]]Transformers[[:space:]]for[[:space:]]Music[[:space:]]Source[[:space:]]Separation.pdf filter=lfs diff=lfs merge=lfs -text
+Towards[[:space:]]Reliable[[:space:]]Objective[[:space:]]Evaluation[[:space:]]Metrics[[:space:]]for[[:space:]]Generative[[:space:]]Singing[[:space:]]Voice[[:space:]]Separation[[:space:]]Models.pdf filter=lfs diff=lfs merge=lfs -text

Hybrid Transformers for Music Source Separation.pdf

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Towards Reliable Objective Evaluation Metrics for Generative Singing Voice Separation Models.pdf

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code/demucs NEW [adefossez] +8 -6.zip

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code/demucs [Ryan5453].zip

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code/demucs-vl [Huanshere] +3 -4 (Ryan5453 fork).zip

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code/demucs.cpp.zip

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code/my_demucs.zip

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colab/Hybrid_Demucs_Music_Source_Separation.ipynb

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+{
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "provenance": []
+    },
+    "kernelspec": {
+      "name": "python3",
+      "display_name": "Python 3"
+    },
+    "language_info": {
+      "name": "python"
+    },
+    "accelerator": "GPU"
+  },
+  "cells": [
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "uLghRcAdqaph"
+      },
+      "source": [
+        "# Hybrid Demucs from Colab\n",
+        "\n",
+        "This supports the Demucs source separation model (https://github.com/facebookresearch/demucs/)\n",
+        "This is only for separation with pre-trained models, not training!\n",
+        "\n",
+        "You can either upload files manually (slow) or link your Google Drive account."
+      ]
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "79JbZGcAqX3p"
+      },
+      "source": [
+        "!python3 -m pip install -U git+https://github.com/facebookresearch/demucs#egg=demucs"
+      ],
+      "execution_count": null,
+      "outputs": []
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "a-2p6OoOrOZK"
+      },
+      "source": [
+        "# Please BE VERY CAREFUL, this will link your entire drive.\n",
+        "# So don't edit code, except the one that says 'Customize the following options',\n",
+        "# or you might mess up your files.\n",
+        "# IF YOU DO NO WANT TO LINK DRIVE, please see below for an alternative!\n",
+        "from google.colab import drive\n",
+        "drive.mount('/gdrive')"
+      ],
+      "execution_count": null,
+      "outputs": []
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "znCvBifRrO-b"
+      },
+      "source": [
+        "# Customize the following options!\n",
+        "model = \"htdemucs\"\n",
+        "extensions = [\"mp3\", \"wav\", \"ogg\", \"flac\"]  # we will look for all those file types.\n",
+        "two_stems = None   # only separate one stems from the rest, for instance\n",
+        "# two_stems = \"vocals\"\n",
+        "\n",
+        "# Options for the output audio.\n",
+        "mp3 = True\n",
+        "mp3_rate = 320\n",
+        "float32 = False  # output as float 32 wavs, unsused if 'mp3' is True.\n",
+        "int24 = False    # output as int24 wavs, unused if 'mp3' is True.\n",
+        "# You cannot set both `float32 = True` and `int24 = True` !!\n",
+        "\n",
+        "in_path = '/gdrive/MyDrive/demucs/'\n",
+        "out_path = '/gdrive/MyDrive/demucs_separated/'"
+      ],
+      "execution_count": null,
+      "outputs": []
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "kMKN9BN4r37E",
+        "cellView": "form"
+      },
+      "source": [
+        "#@title Useful functions, don't forget to execute\n",
+        "import io\n",
+        "from pathlib import Path\n",
+        "import select\n",
+        "from shutil import rmtree\n",
+        "import subprocess as sp\n",
+        "import sys\n",
+        "from typing import Dict, Tuple, Optional, IO\n",
+        "\n",
+        "from google.colab import files\n",
+        "\n",
+        "def find_files(in_path):\n",
+        "    out = []\n",
+        "    for file in Path(in_path).iterdir():\n",
+        "        if file.suffix.lower().lstrip(\".\") in extensions:\n",
+        "            out.append(file)\n",
+        "    return out\n",
+        "\n",
+        "def copy_process_streams(process: sp.Popen):\n",
+        "    def raw(stream: Optional[IO[bytes]]) -> IO[bytes]:\n",
+        "        assert stream is not None\n",
+        "        if isinstance(stream, io.BufferedIOBase):\n",
+        "            stream = stream.raw\n",
+        "        return stream\n",
+        "\n",
+        "    p_stdout, p_stderr = raw(process.stdout), raw(process.stderr)\n",
+        "    stream_by_fd: Dict[int, Tuple[IO[bytes], io.StringIO, IO[str]]] = {\n",
+        "        p_stdout.fileno(): (p_stdout, sys.stdout),\n",
+        "        p_stderr.fileno(): (p_stderr, sys.stderr),\n",
+        "    }\n",
+        "    fds = list(stream_by_fd.keys())\n",
+        "\n",
+        "    while fds:\n",
+        "        # `select` syscall will wait until one of the file descriptors has content.\n",
+        "        ready, _, _ = select.select(fds, [], [])\n",
+        "        for fd in ready:\n",
+        "            p_stream, std = stream_by_fd[fd]\n",
+        "            raw_buf = p_stream.read(2 ** 16)\n",
+        "            if not raw_buf:\n",
+        "                fds.remove(fd)\n",
+        "                continue\n",
+        "            buf = raw_buf.decode()\n",
+        "            std.write(buf)\n",
+        "            std.flush()\n",
+        "\n",
+        "def separate(inp=None, outp=None):\n",
+        "    inp = inp or in_path\n",
+        "    outp = outp or out_path\n",
+        "    cmd = [\"python3\", \"-m\", \"demucs.separate\", \"-o\", str(outp), \"-n\", model]\n",
+        "    if mp3:\n",
+        "        cmd += [\"--mp3\", f\"--mp3-bitrate={mp3_rate}\"]\n",
+        "    if float32:\n",
+        "        cmd += [\"--float32\"]\n",
+        "    if int24:\n",
+        "        cmd += [\"--int24\"]\n",
+        "    if two_stems is not None:\n",
+        "        cmd += [f\"--two-stems={two_stems}\"]\n",
+        "    files = [str(f) for f in find_files(inp)]\n",
+        "    if not files:\n",
+        "        print(f\"No valid audio files in {in_path}\")\n",
+        "        return\n",
+        "    print(\"Going to separate the files:\")\n",
+        "    print('\\n'.join(files))\n",
+        "    print(\"With command: \", \" \".join(cmd))\n",
+        "    p = sp.Popen(cmd + files, stdout=sp.PIPE, stderr=sp.PIPE)\n",
+        "    copy_process_streams(p)\n",
+        "    p.wait()\n",
+        "    if p.returncode != 0:\n",
+        "        print(\"Command failed, something went wrong.\")\n",
+        "\n",
+        "\n",
+        "def from_upload():\n",
+        "    out_path = Path('separated')\n",
+        "    in_path = Path('tmp_in')\n",
+        "\n",
+        "    if in_path.exists():\n",
+        "        rmtree(in_path)\n",
+        "    in_path.mkdir()\n",
+        "\n",
+        "    if out_path.exists():\n",
+        "        rmtree(out_path)\n",
+        "    out_path.mkdir()\n",
+        "\n",
+        "    uploaded = files.upload()\n",
+        "    for name, content in uploaded.items():\n",
+        "        (in_path / name).write_bytes(content)\n",
+        "    separate(in_path, out_path)\n"
+      ],
+      "execution_count": null,
+      "outputs": []
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "gr9OJvf-tYyt"
+      },
+      "source": [
+        "# This can be quite slow, in particular the loading, and saving from GDrive. Please be patient!\n",
+        "# This is from google drive! Also, this will separate all the files inside the MyDrive/demucs folder,\n",
+        "# so when you are happy with the results, remove the songs from there.\n",
+        "separate()"
+      ],
+      "execution_count": null,
+      "outputs": []
+    },
+    {
+      "cell_type": "code",
+      "metadata": {
+        "id": "v__3gMJawTD0"
+      },
+      "source": [
+        "# This is manual upload and download :)\n",
+        "from_upload()\n",
+        "!zip -r separated.zip separated\n",
+        "files.download('./separated.zip')"
+      ],
+      "execution_count": null,
+      "outputs": []
+    }
+  ]
+}