step_5_convert_data_into_MIDI.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# import library"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] Current Time:     2019/10/21  15:26:16\n",
      "[info] Python Version:   3.6.8\n",
      "[info] Working Dir:      /host/home/python/musegan_npz/github_repository/ver2/\n"
     ]
    }
   ],
   "source": [
    "import librosa, IPython, datetime, time, os, sys, copy, glob, pickle\n",
    "import numpy as np\n",
    "from time import gmtime, strftime\n",
    "from IPython.display import Image\n",
    "import pypianoroll\n",
    "import matplotlib.pyplot as plt\n",
    "%matplotlib inline\n",
    "\n",
    "# show version info\n",
    "print (\"[info] Current Time:     \" + datetime.datetime.now().strftime('%Y/%m/%d  %H:%M:%S'))\n",
    "print (\"[info] Python Version:   \" + sys.version.split('\\n')[0].split(' ')[0])\n",
    "print (\"[info] Working Dir:      \" + os.getcwd()+'/')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Ensure File DIR function"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "def ensure_dir(file_path):\n",
    "    ed_directory = os.path.dirname(file_path)\n",
    "    if not os.path.exists(ed_directory):\n",
    "        os.makedirs(ed_directory)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Read all song/bar index code"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] List of [song/bar] data is loaded.\n",
      "[info] Total bars: 2311\n",
      "[info] First 5 bar code: ['00000_000', '00000_001', '00000_002', '00000_003', '00000_004']\n",
      "[info] Last  5 bar code: ['00023_141', '00023_142', '00023_143', '00023_144', '00023_145']\n",
      "[info] Song idx:  0,   Start:   0,   End: 101\n",
      "[info] Song idx:  1,   Start: 101,   End: 182\n",
      "[info] Song idx:  2,   Start: 182,   End: 273\n",
      "[info] Song idx:  3,   Start: 273,   End: 367\n",
      "[info] Song idx:  4,   Start: 367,   End: 453\n",
      "[info] Song idx:  5,   Start: 453,   End: 537\n",
      "[info] Song idx:  6,   Start: 537,   End: 638\n",
      "[info] Song idx:  7,   Start: 638,   End: 729\n",
      "[info] Song idx:  8,   Start: 729,   End: 817\n",
      "[info] Song idx:  9,   Start: 817,   End: 896\n",
      "[info] Song idx: 10,   Start: 896,   End: 1036\n",
      "[info] Song idx: 11,   Start:1036,   End: 1104\n",
      "[info] Song idx: 12,   Start:1104,   End: 1178\n",
      "[info] Song idx: 13,   Start:1178,   End: 1240\n",
      "[info] Song idx: 14,   Start:1240,   End: 1349\n",
      "[info] Song idx: 15,   Start:1349,   End: 1416\n",
      "[info] Song idx: 16,   Start:1416,   End: 1527\n",
      "[info] Song idx: 17,   Start:1527,   End: 1622\n",
      "[info] Song idx: 18,   Start:1622,   End: 1674\n",
      "[info] Song idx: 19,   Start:1674,   End: 1792\n",
      "[info] Song idx: 20,   Start:1792,   End: 1932\n",
      "[info] Song idx: 21,   Start:1932,   End: 2065\n",
      "[info] Song idx: 22,   Start:2065,   End: 2165\n",
      "[info] Song idx: 23,   Start:2165,   End: 2311\n"
     ]
    }
   ],
   "source": [
    "with open('./pre_processed_data/abs_bar_idx_str_list.pkl', 'rb') as pkl_file:      \n",
    "    abs_bar_idx_str_list = pickle.load(pkl_file)\n",
    "    \n",
    "print ('[info] List of [song/bar] data is loaded.')\n",
    "print ('[info] Total bars: {}'.format(len(abs_bar_idx_str_list)))\n",
    "print ('[info] First 5 bar code: {}'.format(abs_bar_idx_str_list[:5]))\n",
    "print ('[info] Last  5 bar code: {}'.format(abs_bar_idx_str_list[-5:]))\n",
    "\n",
    "\n",
    "# Define function to get complete single song index (start, end)\n",
    "song_index_in_list = np.unique([x.split('_')[0] for x in abs_bar_idx_str_list]).tolist()\n",
    "\n",
    "def get_test_song_abs_idx(pick_song_index):\n",
    "\n",
    "    song_index_all_bars = [x for x in abs_bar_idx_str_list if x[0:5]==song_index_in_list[pick_song_index]]\n",
    "    bar_idx_start = abs_bar_idx_str_list.index(song_index_all_bars[0])\n",
    "    bar_idx_end = abs_bar_idx_str_list.index(song_index_all_bars[-1])\n",
    "    \n",
    "    return ([bar_idx_start, bar_idx_end+1])\n",
    "\n",
    "\n",
    "for get_song_idx in range(0, 24):\n",
    "    print('[info] Song idx: {:2d},   Start:{:4d},   End: {}'.format(get_song_idx,\n",
    "                                                                    get_test_song_abs_idx(get_song_idx)[0],\n",
    "                                                                    get_test_song_abs_idx(get_song_idx)[1]))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Reload all test result"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] './model_out_result_add_note_00.pkl' is reloaded.\n",
      "[info] Data shape: (2311, 46, 16)\n",
      "[info] './model_out_result_add_note_03.pkl' is reloaded.\n",
      "[info] Data shape: (2311, 46, 16)\n",
      "[info] './model_out_result_add_note_06.pkl' is reloaded.\n",
      "[info] Data shape: (2311, 46, 16)\n",
      "[info] './model_out_result_add_note_12.pkl' is reloaded.\n",
      "[info] Data shape: (2311, 46, 16)\n",
      "[info] './model_out_result_add_note_20.pkl' is reloaded.\n",
      "[info] Data shape: (2311, 46, 16)\n",
      "\n",
      "[info] 5 files are reloaded.\n"
     ]
    }
   ],
   "source": [
    "model_result_flist = np.sort(glob.glob('./model_out_result_add_note_*.pkl', recursive=True)).tolist()\n",
    "\n",
    "model_result_binary_list = []\n",
    "add_note_ver_list = []\n",
    "\n",
    "for model_result_file in model_result_flist:\n",
    "\n",
    "    with open(model_result_file, 'rb') as pkl_file:\n",
    "        model_result_pkg = pickle.load(pkl_file)\n",
    "        \n",
    "    model_result_binary = np.where(model_result_pkg[2] > 0.5,\n",
    "                                   np.ones_like(model_result_pkg[2]),\n",
    "                                   np.zeros_like(model_result_pkg[2]))\n",
    "    \n",
    "    print ('[info] \\'{}\\' is reloaded.'.format(model_result_file))\n",
    "    print ('[info] Data shape: {}'.format(model_result_binary.shape))\n",
    "        \n",
    "    model_result_binary_list.append(model_result_binary)\n",
    "    \n",
    "    add_note_ver = model_result_file.split('.')[-2][-2:]\n",
    "    add_note_ver_list.append(add_note_ver)\n",
    "\n",
    "print ('\\n[info] {} files are reloaded.'.format(len(model_result_flist)))\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Reload all original MIDI object"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] All MIDI objects: 24\n"
     ]
    }
   ],
   "source": [
    "class midi_track(object):\n",
    "    def __init__(self):\n",
    "        self.file_name = \"\"\n",
    "        self.pmidi_data = []\n",
    "        self.pmidi_all_tracks_data = []\n",
    "        self.pmidi_no_drum_data = []\n",
    "        self.pmidi_drum_only_data = []\n",
    "        self.tempo = 0        \n",
    "        self.downbeats_list_fixed = []\n",
    "        self.bar_range_list_fixed = []\n",
    "        self.drum_bar_list = []\n",
    "        self.drum_bar_list_bin = []\n",
    "        self.drum_bar_note_num = []\n",
    "#print ('MIDI track object is defined.')\n",
    "\n",
    "obj_file_name = './pre_processed_data/proc_midi_object.pkl'\n",
    "with open(obj_file_name, 'rb') as pkl_file:\n",
    "    midi_obj_list = pickle.load(pkl_file)\n",
    "    \n",
    "print('[info] All MIDI objects: {}'.format(len(midi_obj_list)))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# define original MIDI drum rebuild function (96, 128)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] # of keeped Insts: 46\n",
      "[info] get_odrum_shape is defined.\n"
     ]
    }
   ],
   "source": [
    "# keep 99 % of all instrument count (total 46 insts)\n",
    "selected_inst_list_46 = [27, 28, 33, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, \\\n",
    "                         51, 53, 54, 55, 56, 57, 59, 60, 61, 62, 63, 64, 65, 67, 68, 69, 70, 73, \\\n",
    "                         74, 75, 76, 77, 80, 81, 82, 83, 85, 87]\n",
    "print ('[info] # of keeped Insts: {}'.format(len(selected_inst_list_46)))\n",
    "\n",
    "def get_odrum_shape(drum_ary_in):    \n",
    "    odrum_data = np.zeros([96, 128])\n",
    "    for x in range(0, drum_ary_in.shape[0]):\n",
    "        for y in range(0, drum_ary_in.shape[1]):            \n",
    "            pix_value = drum_ary_in[x,y]\n",
    "            if pix_value>0.5:\n",
    "                odrum_data[y*6, selected_inst_list_46[x]] = 100\n",
    "            \n",
    "    return (odrum_data)\n",
    "\n",
    "print ('[info] get_odrum_shape is defined.')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# load original midi data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] Total files: 24\n",
      "  ./input_midi/Beatles_20/02_all_tracks/01_A_Hard_Days_Night_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/02_Anna_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/03_Back_In_The_USSR_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/04_Cant_Buy_Me_Love_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/05_Hold_Me_Tight_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/06_I_Call_Your_Name_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/07_I_Wanna_Be_Your_Man_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/08_Money_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/09_The_Word_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/10_Free_As_A_Bird_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/11_Hey_Jude_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/12_Little_Child_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/13_Hey_Bulldog_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/14_Lovely_Rita_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/15_The_Night_Before_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/16_From_Me_To_You_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/17_Roll_Over_Beethoven_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/18_Come_Together_all_tracks.mid\n",
      "  ./input_midi/Beatles_20/02_all_tracks/19_Babys_In_Black_all_tracks.mid\n",
      "  ./input_midi/Michael_Jackson_5/02_all_tracks/21_Michael_Jackson_-_Bad_all_tracks.mid\n",
      "  ./input_midi/Michael_Jackson_5/02_all_tracks/22_Michael_Jackson_-_Billie_Jean_all_tracks.mid\n",
      "  ./input_midi/Michael_Jackson_5/02_all_tracks/23_Michael_Jackson_-_Man_In_The_Mirror_all_tracks.mid\n",
      "  ./input_midi/Michael_Jackson_5/02_all_tracks/24_Michael_Jackson_-_Smooth_Criminal_all_tracks.mid\n",
      "  ./input_midi/Michael_Jackson_5/02_all_tracks/25_Michael_Jackson_-_Beat_It_all_tracks.mid\n"
     ]
    }
   ],
   "source": [
    "all_tracks_mid_flist = np.sort(glob.glob('./input_midi/**/*.mid', recursive=True)).tolist()\n",
    "all_tracks_mid_flist = np.sort([x.replace(' ','') for x in all_tracks_mid_flist if \"all_tracks.mid\" in x]).tolist()\n",
    "print ('[info] Total files: {}'.format(len(all_tracks_mid_flist)))\n",
    "for x in all_tracks_mid_flist[:]: print ('  ' + x)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Loop all songs and save corresponding MIDI files"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] Start processing song: 1 ...\n",
      "[info] Song index: 00000\n",
      "[info] Song bars: 101\n",
      "[info] start\\end bar index:  0\\101\n"
     ]
    },
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "/usr/local/lib/python3.6/dist-packages/pretty_midi/pretty_midi.py:100: RuntimeWarning: Tempo, Key or Time signature change events found on non-zero tracks.  This is not a valid type 0 or type 1 MIDI file.  Tempo, Key or Time Signature may be wrong.\n",
      "  RuntimeWarning)\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] Show 11 Insts...\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=1, is_drum=False, name=\"Bright Acoustic Piano\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/01_A_Hard_Days_Night_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 2 ...\n",
      "[info] Song index: 00001\n",
      "[info] Song bars: 81\n",
      "[info] start\\end bar index:  101\\182\n",
      "[info] Show 13 Insts...\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=52, is_drum=False, name=\"Voice Aahs\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/02_Anna_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 3 ...\n",
      "[info] Song index: 00002\n",
      "[info] Song bars: 91\n",
      "[info] start\\end bar index:  182\\273\n",
      "[info] Show 12 Insts...\n",
      "[info] MIDI Instrument(program=53, is_drum=False, name=\"Voice Oohs\")\n",
      "[info] MIDI Instrument(program=53, is_drum=False, name=\"Voice Oohs\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=34, is_drum=False, name=\"Electric Bass (pick)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/03_Back_In_The_USSR_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 4 ...\n",
      "[info] Song index: 00003\n",
      "[info] Song bars: 94\n",
      "[info] start\\end bar index:  273\\367\n",
      "[info] Show 17 Insts...\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=30, is_drum=False, name=\"Distortion Guitar\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/04_Cant_Buy_Me_Love_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 5 ...\n",
      "[info] Song index: 00004\n",
      "[info] Song bars: 86\n",
      "[info] start\\end bar index:  367\\453\n",
      "[info] Show 13 Insts...\n",
      "[info] MIDI Instrument(program=83, is_drum=False, name=\"Lead 4 (chiff)\")\n",
      "[info] MIDI Instrument(program=34, is_drum=False, name=\"Electric Bass (pick)\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=80, is_drum=False, name=\"Lead 1 (square)\")\n",
      "[info] MIDI Instrument(program=35, is_drum=False, name=\"Fretless Bass\")\n",
      "[info] MIDI Instrument(program=83, is_drum=False, name=\"Lead 4 (chiff)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/05_Hold_Me_Tight_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 6 ...\n",
      "[info] Song index: 00005\n",
      "[info] Song bars: 84\n",
      "[info] start\\end bar index:  453\\537\n",
      "[info] Show 13 Insts...\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=35, is_drum=False, name=\"Fretless Bass\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/06_I_Call_Your_Name_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 7 ...\n",
      "[info] Song index: 00006\n",
      "[info] Song bars: 101\n",
      "[info] start\\end bar index:  537\\638\n",
      "[info] Show 12 Insts...\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=5, is_drum=False, name=\"Electric Piano 2\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/07_I_Wanna_Be_Your_Man_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 8 ...\n",
      "[info] Song index: 00007\n",
      "[info] Song bars: 91\n",
      "[info] start\\end bar index:  638\\729\n",
      "[info] Show 13 Insts...\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=1, is_drum=False, name=\"Bright Acoustic Piano\")\n",
      "[info] MIDI Instrument(program=65, is_drum=False, name=\"Alto Sax\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] \"./output_midi/08_Money_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 9 ...\n",
      "[info] Song index: 00008\n",
      "[info] Song bars: 88\n",
      "[info] start\\end bar index:  729\\817\n",
      "[info] Show 12 Insts...\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=17, is_drum=False, name=\"Percussive Organ\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/09_The_Word_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 10 ...\n",
      "[info] Song index: 00009\n",
      "[info] Song bars: 79\n",
      "[info] start\\end bar index:  817\\896\n",
      "[info] Show 29 Insts...\n",
      "[info] MIDI Instrument(program=35, is_drum=False, name=\"Fretless Bass\")\n",
      "[info] MIDI Instrument(program=80, is_drum=False, name=\"Lead 1 (square)\")\n",
      "[info] MIDI Instrument(program=81, is_drum=False, name=\"Lead 2 (sawtooth)\")\n",
      "[info] MIDI Instrument(program=63, is_drum=False, name=\"Lead 2 (sawtooth)\")\n",
      "[info] MIDI Instrument(program=52, is_drum=False, name=\"Lead 2 (sawtooth)\")\n",
      "[info] MIDI Instrument(program=54, is_drum=False, name=\"Lead 2 (sawtooth)\")\n",
      "[info] MIDI Instrument(program=23, is_drum=False, name=\"Tango Accordion\")\n",
      "[info] MIDI Instrument(program=65, is_drum=False, name=\"Tango Accordion\")\n",
      "[info] MIDI Instrument(program=52, is_drum=False, name=\"Tango Accordion\")\n",
      "[info] MIDI Instrument(program=91, is_drum=False, name=\"Tango Accordion\")\n",
      "[info] MIDI Instrument(program=81, is_drum=False, name=\"Tango Accordion\")\n",
      "[info] MIDI Instrument(program=54, is_drum=False, name=\"Tango Accordion\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=50, is_drum=False, name=\"Synth Strings 1\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=22, is_drum=False, name=\"Harmonica\")\n",
      "[info] MIDI Instrument(program=119, is_drum=False, name=\"Harmonica\")\n",
      "[info] MIDI Instrument(program=1, is_drum=False, name=\"Bright Acoustic Piano\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=125, is_drum=False, name=\"Helicopter\")\n",
      "[info] MIDI Instrument(program=105, is_drum=False, name=\"Helicopter\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/10_Free_As_A_Bird_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 11 ...\n",
      "[info] Song index: 00010\n",
      "[info] Song bars: 140\n",
      "[info] start\\end bar index:  896\\1036\n",
      "[info] Show 16 Insts...\n",
      "[info] MIDI Instrument(program=61, is_drum=False, name=\"Brass Section\")\n",
      "[info] MIDI Instrument(program=48, is_drum=False, name=\"String Ensemble 1\")\n",
      "[info] MIDI Instrument(program=43, is_drum=False, name=\"Contrabass\")\n",
      "[info] MIDI Instrument(program=52, is_drum=False, name=\"Voice Aahs\")\n",
      "[info] MIDI Instrument(program=52, is_drum=False, name=\"Voice Aahs\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Voice Aahs\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/11_Hey_Jude_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 12 ...\n",
      "[info] Song index: 00011\n",
      "[info] Song bars: 68\n",
      "[info] start\\end bar index:  1036\\1104\n",
      "[info] Show 12 Insts...\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=22, is_drum=False, name=\"Harmonica\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/12_Little_Child_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 13 ...\n",
      "[info] Song index: 00012\n",
      "[info] Song bars: 74\n",
      "[info] start\\end bar index:  1104\\1178\n",
      "[info] Show 11 Insts...\n",
      "[info] MIDI Instrument(program=35, is_drum=False, name=\"Fretless Bass\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/13_Hey_Bulldog_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 14 ...\n",
      "[info] Song index: 00013\n",
      "[info] Song bars: 62\n",
      "[info] start\\end bar index:  1178\\1240\n",
      "[info] Show 14 Insts...\n",
      "[info] MIDI Instrument(program=35, is_drum=False, name=\"Fretless Bass\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=0, is_drum=False, name=\"Acoustic Grand Piano\")\n",
      "[info] MIDI Instrument(program=65, is_drum=False, name=\"Alto Sax\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=103, is_drum=False, name=\"FX 8 (sci-fi)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/14_Lovely_Rita_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 15 ...\n",
      "[info] Song index: 00014\n",
      "[info] Song bars: 109\n",
      "[info] start\\end bar index:  1240\\1349\n",
      "[info] Show 13 Insts...\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=5, is_drum=False, name=\"Electric Piano 2\")\n",
      "[info] MIDI Instrument(program=52, is_drum=False, name=\"Voice Aahs\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=26, is_drum=False, name=\"Electric Guitar (jazz)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] \"./output_midi/15_The_Night_Before_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 16 ...\n",
      "[info] Song index: 00015\n",
      "[info] Song bars: 67\n",
      "[info] start\\end bar index:  1349\\1416\n",
      "[info] Show 12 Insts...\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=22, is_drum=False, name=\"Harmonica\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/16_From_Me_To_You_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 17 ...\n",
      "[info] Song index: 00016\n",
      "[info] Song bars: 111\n",
      "[info] start\\end bar index:  1416\\1527\n",
      "[info] Show 12 Insts...\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=24, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"GM ¹ª\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/17_Roll_Over_Beethoven_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 18 ...\n",
      "[info] Song index: 00017\n",
      "[info] Song bars: 95\n",
      "[info] start\\end bar index:  1527\\1622\n",
      "[info] Show 14 Insts...\n",
      "[info] MIDI Instrument(program=35, is_drum=False, name=\"Fretless Bass\")\n",
      "[info] MIDI Instrument(program=30, is_drum=False, name=\"Distortion Guitar\")\n",
      "[info] MIDI Instrument(program=5, is_drum=False, name=\"Electric Piano 2\")\n",
      "[info] MIDI Instrument(program=89, is_drum=False, name=\"Pad 2 (warm)\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=119, is_drum=False, name=\"Reverse Cymbal\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"Lead 6 (voice)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/18_Come_Together_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 19 ...\n",
      "[info] Song index: 00018\n",
      "[info] Song bars: 52\n",
      "[info] start\\end bar index:  1622\\1674\n",
      "[info] Show 13 Insts...\n",
      "[info] MIDI Instrument(program=40, is_drum=False, name=\"Violin\")\n",
      "[info] MIDI Instrument(program=40, is_drum=False, name=\"Violin\")\n",
      "[info] MIDI Instrument(program=24, is_drum=False, name=\"Acoustic Guitar (nylon)\")\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"Electric Bass (finger)\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"Overdriven Guitar\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/19_Babys_In_Black_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 20 ...\n",
      "[info] Song index: 00019\n",
      "[info] Song bars: 118\n",
      "[info] start\\end bar index:  1674\\1792\n",
      "[info] Show 18 Insts...\n",
      "[info] MIDI Instrument(program=39, is_drum=False, name=\"Synth Bass 2\")\n",
      "[info] MIDI Instrument(program=5, is_drum=False, name=\"Electric Piano 2\")\n",
      "[info] MIDI Instrument(program=80, is_drum=False, name=\"Lead 1 (square)\")\n",
      "[info] MIDI Instrument(program=17, is_drum=False, name=\"Percussive Organ\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"Electric Guitar (clean)\")\n",
      "[info] MIDI Instrument(program=53, is_drum=False, name=\"Voice Oohs\")\n",
      "[info] MIDI Instrument(program=61, is_drum=False, name=\"Brass Section\")\n",
      "[info] MIDI Instrument(program=48, is_drum=False, name=\"String Ensemble 1\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=55, is_drum=False, name=\"Orchestra Hit\")\n",
      "[info] MIDI Instrument(program=51, is_drum=False, name=\"Synth Strings 2\")\n",
      "[info] MIDI Instrument(program=18, is_drum=False, name=\"Rock Organ\")\n",
      "[info] MIDI Instrument(program=81, is_drum=False, name=\"Lead 2 (sawtooth)\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/21_Michael_Jackson_-_Bad_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 21 ...\n",
      "[info] Song index: 00020\n",
      "[info] Song bars: 140\n",
      "[info] start\\end bar index:  1792\\1932\n",
      "[info] Show 18 Insts...\n",
      "[info] MIDI Instrument(program=53, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=5, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=27, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=28, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=49, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=7, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=63, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=88, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=62, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=28, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=50, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=35, is_drum=False, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/22_Michael_Jackson_-_Billie_Jean_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 22 ...\n",
      "[info] Song index: 00021\n",
      "[info] Song bars: 133\n",
      "[info] start\\end bar index:  1932\\2065\n",
      "[info] Show 16 Insts...\n",
      "[info] MIDI Instrument(program=39, is_drum=False, name=\"Synth Bass 2\")\n",
      "[info] MIDI Instrument(program=4, is_drum=False, name=\"Electric Piano 1\")\n",
      "[info] MIDI Instrument(program=87, is_drum=False, name=\"Lead 8 (bass + lead)\")\n",
      "[info] MIDI Instrument(program=25, is_drum=False, name=\"Acoustic Guitar (steel)\")\n",
      "[info] MIDI Instrument(program=53, is_drum=False, name=\"Voice Oohs\")\n",
      "[info] MIDI Instrument(program=49, is_drum=False, name=\"String Ensemble 2\")\n",
      "[info] MIDI Instrument(program=92, is_drum=False, name=\"Pad 5 (bowed)\")\n",
      "[info] MIDI Instrument(program=1, is_drum=False, name=\"Bright Acoustic Piano\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"MIDI\")\n",
      "[info] MIDI Instrument(program=95, is_drum=False, name=\"Pad 8 (sweep)\")\n",
      "[info] MIDI Instrument(program=28, is_drum=False, name=\"Electric Guitar (muted)\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[info] \"./output_midi/23_Michael_Jackson_-_Man_In_The_Mirror_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 23 ...\n",
      "[info] Song index: 00022\n",
      "[info] Song bars: 100\n",
      "[info] start\\end bar index:  2065\\2165\n",
      "[info] Show 16 Insts...\n",
      "[info] MIDI Instrument(program=11, is_drum=False, name=\"Melody              \")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"Drum\")\n",
      "[info] MIDI Instrument(program=39, is_drum=False, name=\"Bass                \")\n",
      "[info] MIDI Instrument(program=63, is_drum=False, name=\"Keyboard            \")\n",
      "[info] MIDI Instrument(program=28, is_drum=False, name=\"Guitar\")\n",
      "[info] MIDI Instrument(program=49, is_drum=False, name=\"Strings             \")\n",
      "[info] MIDI Instrument(program=53, is_drum=False, name=\"Vocals              \")\n",
      "[info] MIDI Instrument(program=90, is_drum=False, name=\"Synth 1\")\n",
      "[info] MIDI Instrument(program=91, is_drum=False, name=\"Synth 2\")\n",
      "[info] MIDI Instrument(program=93, is_drum=False, name=\"Synth 3      \")\n",
      "[info] MIDI Instrument(program=61, is_drum=False, name=\"Brass               \")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/24_Michael_Jackson_-_Smooth_Criminal_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] Start processing song: 24 ...\n",
      "[info] Song index: 00023\n",
      "[info] Song bars: 146\n",
      "[info] start\\end bar index:  2165\\2311\n",
      "[info] Show 21 Insts...\n",
      "[info] MIDI Instrument(program=5, is_drum=False, name=\"1\")\n",
      "[info] MIDI Instrument(program=33, is_drum=False, name=\"2\")\n",
      "[info] MIDI Instrument(program=54, is_drum=False, name=\"3\")\n",
      "[info] MIDI Instrument(program=87, is_drum=False, name=\"4\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"4\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"5\")\n",
      "[info] MIDI Instrument(program=30, is_drum=False, name=\"6\")\n",
      "[info] MIDI Instrument(program=29, is_drum=False, name=\"7\")\n",
      "[info] MIDI Instrument(program=31, is_drum=False, name=\"8\")\n",
      "[info] MIDI Instrument(program=28, is_drum=False, name=\"9\")\n",
      "[info] MIDI Instrument(program=0, is_drum=True, name=\"0\")\n",
      "[info] MIDI Instrument(program=50, is_drum=False, name=\"12\")\n",
      "[info] MIDI Instrument(program=100, is_drum=False, name=\"13\")\n",
      "[info] MIDI Instrument(program=85, is_drum=False, name=\"14\")\n",
      "[info] MIDI Instrument(program=65, is_drum=False, name=\"15\")\n",
      "[info] MIDI Instrument(program=66, is_drum=False, name=\"16\")\n",
      "[info] MIDI Instrument(program=1, is_drum=True, name=\"Drums_00\")\n",
      "[info] MIDI Instrument(program=2, is_drum=True, name=\"Drums_03\")\n",
      "[info] MIDI Instrument(program=3, is_drum=True, name=\"Drums_06\")\n",
      "[info] MIDI Instrument(program=4, is_drum=True, name=\"Drums_12\")\n",
      "[info] MIDI Instrument(program=5, is_drum=True, name=\"Drums_20\")\n",
      "\n",
      "[info] \"./output_midi/25_Michael_Jackson_-_Beat_It_merged.mid\" is saved.\n",
      "\n",
      "\n",
      "[info] All 24 files are saved.\n"
     ]
    }
   ],
   "source": [
    "for x_idx, pick_song_index in enumerate(song_index_in_list):\n",
    "\n",
    "    print ('[info] Start processing song: {} ...'.format(x_idx+1))\n",
    "\n",
    "    # get complete single song index data\n",
    "    abs_idx_start, abs_idx_end = get_test_song_abs_idx(x_idx)\n",
    "    \n",
    "    abs_song_idx = pick_song_index\n",
    "\n",
    "    print ('[info] Song index: {}'.format(abs_song_idx))\n",
    "    print ('[info] Song bars: {}'.format(abs_idx_end - abs_idx_start))\n",
    "    print ('[info] start\\end bar index:  {}\\{}'.format(abs_idx_start, abs_idx_end))\n",
    "    #print ('[info] Abs end index: {}'.format(abs_idx_end))\n",
    "    #print('')\n",
    "\n",
    "    # plot complete single song drum arrangement\n",
    "    bar_idx_start = abs_idx_start\n",
    "    bar_idx_end = abs_idx_end\n",
    "\n",
    "    model_darr_odrm_ary_list = []\n",
    "    \n",
    "    for pch_ver in range(0, len(model_result_binary_list)):\n",
    "    \n",
    "        model_darr_list = []\n",
    "\n",
    "        for bar_idx in range(bar_idx_start, bar_idx_end):\n",
    "        \n",
    "            plot_model_out_darr = model_result_binary_list[pch_ver][bar_idx,:,:]\n",
    "        \n",
    "            model_darr_list.append(plot_model_out_darr)\n",
    "        \n",
    "\n",
    "        # convert drum data into original shape (96, 128)\n",
    "        model_darr_odrm_list = [get_odrum_shape(x) for x in model_darr_list]\n",
    "        model_darr_odrm_ary = np.concatenate(model_darr_odrm_list, axis=0)\n",
    "        #print(model_darr_odrm_ary.shape)\n",
    "\n",
    "        model_darr_odrm_ary_list.append(model_darr_odrm_ary)\n",
    "\n",
    "    \n",
    "    #Get original NPZ file name\n",
    "    original_midi_file_path = all_tracks_mid_flist[x_idx]\n",
    "    pypiano_obj = pypianoroll.parse(original_midi_file_path, beat_resolution=24, name='original_track')\n",
    "    #ptymidi_obj = pypiano_obj.to_pretty_midi()\n",
    "    mtrack_data = pypiano_obj\n",
    "    \n",
    "    for pch_idx in range(0, len(model_result_binary_list)):\n",
    "        \n",
    "        # write drum notes in multitrack object\n",
    "        mtrack_data.append_track(track=None, \n",
    "                                 pianoroll=model_darr_odrm_ary_list[pch_idx], \n",
    "                                 program=pch_idx+1, \n",
    "                                 is_drum=True,\n",
    "                                 name='Drums_{}'.format(add_note_ver_list[pch_idx]))\n",
    "\n",
    "    # transfer data into pretty midi format\n",
    "    pmidi_data = mtrack_data.to_pretty_midi(constant_tempo=None)\n",
    "\n",
    "    # print instruments\n",
    "    print ('[info] Show {} Insts...'.format(len(pmidi_data.instruments)))\n",
    "    for x in pmidi_data.instruments:\n",
    "        print ('[info] MIDI ' + str(x))\n",
    "    print('')\n",
    "\n",
    "    # make all notes in Drums2 velocity=99\n",
    "    for instrument in pmidi_data.instruments:\n",
    "        #if instrument.program==5:\n",
    "        if instrument.is_drum:\n",
    "            for note in instrument.notes:\n",
    "                note.velocity = 120\n",
    "        else:\n",
    "            for note in instrument.notes:\n",
    "                note.velocity = 50            \n",
    "\n",
    "\n",
    "    song_name_tmp = all_tracks_mid_flist[x_idx].split('/')[-1][:-15] + '_merged'\n",
    "                \n",
    "    # set midi file name to write\n",
    "    midi_file_name = './output_midi/{}.mid'.format(song_name_tmp)\n",
    "\n",
    "    # create folder if not exist\n",
    "    ensure_dir(midi_file_name)\n",
    "\n",
    "    # write midi file\n",
    "    pmidi_data.write(midi_file_name)\n",
    "    print ('[info] \\\"{}\\\" is saved.\\n\\n'.format(midi_file_name))\n",
    "    \n",
    "print ('[info] All {} files are saved.'.format(len(song_index_in_list)))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Congratulation ! Now you can find fusion tracks(Original midi + generated drums) under \"./output_midi/\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "01_A_Hard_Days_Night_merged.mid\r\n",
      "02_Anna_merged.mid\r\n",
      "03_Back_In_The_USSR_merged.mid\r\n",
      "04_Cant_Buy_Me_Love_merged.mid\r\n",
      "05_Hold_Me_Tight_merged.mid\r\n",
      "06_I_Call_Your_Name_merged.mid\r\n",
      "07_I_Wanna_Be_Your_Man_merged.mid\r\n",
      "08_Money_merged.mid\r\n",
      "09_The_Word_merged.mid\r\n",
      "10_Free_As_A_Bird_merged.mid\r\n",
      "11_Hey_Jude_merged.mid\r\n",
      "12_Little_Child_merged.mid\r\n",
      "13_Hey_Bulldog_merged.mid\r\n",
      "14_Lovely_Rita_merged.mid\r\n",
      "15_The_Night_Before_merged.mid\r\n",
      "16_From_Me_To_You_merged.mid\r\n",
      "17_Roll_Over_Beethoven_merged.mid\r\n",
      "18_Come_Together_merged.mid\r\n",
      "19_Babys_In_Black_merged.mid\r\n",
      "21_Michael_Jackson_-_Bad_merged.mid\r\n",
      "22_Michael_Jackson_-_Billie_Jean_merged.mid\r\n",
      "23_Michael_Jackson_-_Man_In_The_Mirror_merged.mid\r\n",
      "24_Michael_Jackson_-_Smooth_Criminal_merged.mid\r\n",
      "25_Michael_Jackson_-_Beat_It_merged.mid\r\n"
     ]
    }
   ],
   "source": [
    "!ls ./output_midi/"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Use any DAW you like to open the MIDI file, you can see five generated tracks as following."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<img src=\"./track22_bj.png\" width=\"1200\" height=\"800\"/>"
      ],
      "text/plain": [
       "<IPython.core.display.Image object>"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Image(url=\"./track22_bj.png\",width=1200,height=800)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.6.8"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2
}