mp3splt.ipynb

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     "start_time": "2019-09-07T18:46:15.309296Z"
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   },
   "outputs": [],
   "source": [
    "import os\n",
    "import subprocess"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
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     "end_time": "2019-09-07T18:46:28.099937Z",
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   "outputs": [
    {
     "data": {
      "text/plain": [
       "['NIGLIQ2_20160623_173536.MP3',\n",
       " 'NIGLIQ2_20160625_191653.MP3',\n",
       " 'NIGLIQ2_20160627_205807.MP3',\n",
       " 'NIGLIQ2_20160629_223922.MP3',\n",
       " 'NIGLIQ2_20160702_002037.MP3',\n",
       " 'NIGLIQ2_20160704_020152.MP3',\n",
       " 'NIGLIQ2_20160706_034307.MP3',\n",
       " 'NIGLIQ2_20160708_052422.MP3',\n",
       " 'NIGLIQ2_20160710_070537.MP3',\n",
       " 'NIGLIQ2_20160712_084653.MP3',\n",
       " 'NIGLIQ2_20160714_102809.MP3',\n",
       " 'NIGLIQ2_20160716_120925.MP3',\n",
       " 'NIGLIQ2_20160718_135040.MP3',\n",
       " 'NIGLIQ2_20160720_153154.MP3',\n",
       " 'NIGLIQ2_20160722_171308.MP3']"
      ]
     },
     "execution_count": 4,
     "metadata": {},
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   ],
   "source": [
    "files = [\n",
    "    i for i in os.listdir(\n",
    "        '/home/data/nna/stinchcomb/NUI_DATA/11 Nigliq 2/July 2016')\n",
    "    if 'NIGLIQ2' in i\n",
    "]\n",
    "files.sort()\n",
    "files"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {
    "ExecuteTime": {
     "end_time": "2019-09-07T18:46:38.625106Z",
     "start_time": "2019-09-07T18:46:38.619974Z"
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   },
   "outputs": [],
   "source": [
    "def mp3splt(mp3s,path):\n",
    "    #os.system('mp3splt -t 00.10 -d {0} /home/data/nna/stinchcomb/NUI_DATA/10\\ Nigliq\\ 1/June\\ 2016/{1}'.format(path,mp3s))\n",
    "    !mkdir {path}\n",
    "    !mp3splt -f -t 00.10 -d {path} {mp3s}\n",
    "    site = sorted(os.listdir(path))\n",
    "    #os.unlink(path + '/' + site[-1])\n",
    "    ###"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {
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     "end_time": "2019-09-07T19:00:32.109812Z",
     "start_time": "2019-09-07T18:53:58.182229Z"
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   },
   "outputs": [],
   "source": [
    "%%capture\n",
    "for x in files:\n",
    "    mp3splt('/home/data/nna/stinchcomb/NUI_DATA/11\\ Nigliq\\ 2/July\\ 2016/{0}'.format(x),'/scratch/richardso21/mp3splt_files/all_nigliq2')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 58,
   "metadata": {
    "ExecuteTime": {
     "end_time": "2019-08-27T15:21:07.072090Z",
     "start_time": "2019-08-27T15:20:52.411395Z"
    }
   },
   "outputs": [],
   "source": [
    "# got help from https://stackoverflow.com/questions/47746661/delete-every-n-th-file-python\n",
    "direct = '/scratch/richardso21/mp3splt_files/processed_nigliq'\n",
    "os.chdir(direct)\n",
    "\n",
    "l = sorted(os.listdir(direct))\n",
    "l15 = l[::360]\n",
    "\n",
    "for i in l:\n",
    "    if i in l15:\n",
    "        pass\n",
    "    else:\n",
    "        target = direct + '/' + i\n",
    "        if os.path.isfile(target):\n",
    "            os.unlink(target)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "ExecuteTime": {
     "start_time": "2019-08-28T15:47:55.237Z"
    }
   },
   "outputs": [],
   "source": [
    "%%capture\n",
    "from pydub import AudioSegment\n",
    "direct = '/scratch/richardso21/mp3splt_files/all_nigliq2'\n",
    "os.chdir(direct)\n",
    "lshort = os.listdir(direct)\n",
    "lshort.sort()\n",
    "n = 0\n",
    "for i in lshort:\n",
    "    load = AudioSegment.from_mp3(i)\n",
    "    load = load.set_channels(1)\n",
    "    wav = i[:-3] + 'wav'\n",
    "    load.export(wav, format = 'wav')\n",
    "    target = direct + '/' + i\n",
    "    if os.path.isfile(target):\n",
    "        os.unlink(target)\n",
    "    n += 1\n",
    "    print((n/len(lshort)),'% done')\n",
    "#!cd {direct};rm *.mp3"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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