Created using Colaboratory

Author: olaviinha

SloppyUpsampler.ipynb

@@ -114,14 +114,14 @@
         "  y = lfilter(b, a, data)\n",
         "  return y\n",
         "\n",
-        "def apply_highpass_mix(input, hipass_vol=0.5, mix_vol=0.8, cutoff=10000, fx=44100, order=6):\n",
+        "def apply_highpass_mix(input, hipass_vol=0.5, mix_vol=0.8, cutoff=10000, fs=44100, order=6):\n",
         "  if type(input) == np.ndarray:\n",
         "    data = input\n",
         "    sr = fs\n",
         "  else:\n",
         "    data, sr = librosa.load(input, sr=None, mono=False)\n",
         "  octave_up = librosa.effects.pitch_shift(data, sr=sr, n_steps=12, res_type='soxr_vhq') * hipass_vol\n",
-        "  hipass = highpass_audio(octave_up, cutoff, fx, order)\n",
+        "  hipass = highpass_audio(octave_up, cutoff, fs, order)\n",
         "  return data*mix_vol+hipass\n",
         "\n",
         "output.clear()\n",
@@ -149,7 +149,7 @@
         "\n",
         "#@markdown #### Changing anything below is not recommended.\n",
         "\n",
-        "simulate_high_end = 0.2 #@param {type:\"slider\", min:0, max:0.5, step:0.05}\n",
+        "simulate_high_end = 0.25 #@param {type:\"slider\", min:0, max:0.5, step:0.05}\n",
         "cutoff = 11000 #@param {type: \"number\"}\n",
         "mix_vol = 0.8 #@ param {type: \"number\"}\n",
         "\n",
@@ -184,28 +184,41 @@
         "# Output\n",
         "if output_dir == '':\n",
         "  dir_out = dir_in\n",
+        "  op(c.warn, 'WARNING! You have not entered an output_dir')\n",
+        "  op(c.warn, '-> Files will be saved in the same directory where they are currently located.')\n",
         "else:\n",
         "  if not os.path.isdir(drive_root+output_dir):\n",
         "    os.mkdir(drive_root+output_dir)\n",
         "  dir_out = drive_root+fix_path(output_dir)\n",
         "  \n",
         "timer_start = time.time()\n",
         "total = len(inputs)\n",
+        "op(c.title, 'Run ID:', uniq_id, time=True)\n",
         "\n",
         "# -- DO THINGS --\n",
         "for i, input in enumerate(inputs, 1):\n",
         "\n",
-        "  if i % 10: output.clear()\n",
-        "  \n",
+        "  if not i % 10:\n",
+        "    output.clear()\n",
+        "    op(c.warn, 'Cell output is cleared every 10 generations to keep Colab running smoothly.', time=True)\n",
+        "    op(c.warn, 'You can find all audio files from directory', dir_out.replace(drive_root, ''), time=True)\n",
+        "    print()\n",
+        "    op(c.title, 'Run ID:', uniq_id, time=True)\n",
+        "\n",
+        "  print()\n",
         "  ndx_info = str(i)+'/'+str(total)+' '\n",
-        "  op(c.title, ndx_info+'Processing', input.replace(drive_root, ''), time=True)\n",
+        "  op(c.title, ndx_info+'Processing', input.replace(drive_root, ''))\n",
+        "  print()\n",
         "\n",
         "  file_tmp = dir_tmp+basename(input)+'.wav'\n",
+        "  if os.path.isfile(file_tmp): os.remove(file_tmp)\n",
         "  file_out = dir_out+uniq_id+'_44khz_'+basename(input)+'.wav'\n",
-        "\n",
+        "  \n",
         "  if show_players == True: \n",
-        "    op(c.okb, 'Original audio')\n",
+        "    op(c.okb, 'Original audio:')\n",
+        "    print()\n",
         "    audio_player(input)\n",
+        "    print()\n",
         "\n",
         "  !ffmpeg -hide_banner -loglevel panic -i \"{input}\" -acodec {new_format} -ar {new_sr} \"{file_tmp}\"\n",
         "  \n",
@@ -220,15 +233,20 @@
         "  result = hpf2\n",
         "\n",
         "  if show_players == True: \n",
-        "    op(c.okb, 'Upsampled audio')\n",
+        "    op(c.warn, 'Upsampled audio:')\n",
+        "    print()\n",
         "    audio_player(result)\n",
+        "    print()\n",
         "\n",
         "  sf.write(file_out, result.T, new_sr, subtype='PCM_24')\n",
         "  if os.path.isfile(file_out):\n",
         "    op(c.ok, 'Upsampled audio saved as', file_out.replace(drive_root, ''))\n",
         "  else:\n",
         "    op(c.fail, 'Error saving file', file_out)\n",
         "  print()\n",
+        "\n",
+        "  print()\n",
+        "  display(IPython.display.Markdown('---'))\n",
         "# -- END THINGS --\n",
         "\n",
         "timer_end = time.time()\n",
@@ -245,7 +263,7 @@
     "colab": {
       "provenance": [],
       "mount_file_id": "1KsC80bOcnAJ9K5UfpsF_saOywtPg7qT8",
-      "authorship_tag": "ABX9TyOJCeccpZIzmdExU7GeEhRX",
+      "authorship_tag": "ABX9TyN4bQzJfB0SgnFRUEPbtM/c",
       "include_colab_link": true
     },
     "kernelspec": {