App architecture modifications.

Now GUI and the app itself is divided into two different binaries.
The app also provides system tray icon.
Whereas the GUI can be used to configure the app.

app/vosk/model_small/README

@@ -0,0 +1,8 @@
+Small Russian model for Vosk (Android, RPi, other small devices)
+
+%WER 22.71 [ 9092 / 40042, 1124 ins, 1536 del, 6432 sub ] exp/chain_a/tdnn/decode_test_audiobooks_look_fast/wer_10_0.0
+%WER 11.79 [ 5940 / 50394, 894 ins, 832 del, 4214 sub ] exp/chain_a/tdnn/decode_test_golos_crowd_look_fast/wer_11_0.0
+%WER 21.34 [ 1789 / 8382, 173 ins, 440 del, 1176 sub ] exp/chain_a/tdnn/decode_test_golos_farfield_look_fast/wer_10_0.0
+%WER 29.89 [ 5579 / 18666, 476 ins, 1550 del, 3553 sub ] exp/chain_a/tdnn/decode_test_sova_devices_look_fast/wer_10_0.0
+%WER 31.97 [ 13588 / 42496, 1013 ins, 3640 del, 8935 sub ] exp/chain_a/tdnn/decode_test_youtube_look_fast/wer_9_0.0
+

app/vosk/model_small/conf/mfcc.conf

@@ -0,0 +1,7 @@
+--sample-frequency=16000
+--use-energy=false
+--num-mel-bins=40
+--num-ceps=40
+--low-freq=20
+--high-freq=7600
+--allow-downsample=true

app/vosk/model_small/conf/model.conf

@@ -0,0 +1,10 @@
+--min-active=200
+--max-active=3000
+--beam=10.0
+--lattice-beam=2.0
+--acoustic-scale=1.0
+--frame-subsampling-factor=3
+--endpoint.silence-phones=1:2:3:4:5:6:7:8:9:10
+--endpoint.rule2.min-trailing-silence=0.5
+--endpoint.rule3.min-trailing-silence=1.0
+--endpoint.rule4.min-trailing-silence=2.0

app/vosk/model_small/graph/disambig_tid.int

@@ -0,0 +1,5 @@
+9855
+9856
+9857
+9858
+9859

app/vosk/model_small/graph/phones/word_boundary.int

@@ -0,0 +1,202 @@
+1 nonword
+2 begin
+3 end
+4 internal
+5 singleton
+6 nonword
+7 begin
+8 end
+9 internal
+10 singleton
+11 begin
+12 end
+13 internal
+14 singleton
+15 begin
+16 end
+17 internal
+18 singleton
+19 begin
+20 end
+21 internal
+22 singleton
+23 begin
+24 end
+25 internal
+26 singleton
+27 begin
+28 end
+29 internal
+30 singleton
+31 begin
+32 end
+33 internal
+34 singleton
+35 begin
+36 end
+37 internal
+38 singleton
+39 begin
+40 end
+41 internal
+42 singleton
+43 begin
+44 end
+45 internal
+46 singleton
+47 begin
+48 end
+49 internal
+50 singleton
+51 begin
+52 end
+53 internal
+54 singleton
+55 begin
+56 end
+57 internal
+58 singleton
+59 begin
+60 end
+61 internal
+62 singleton
+63 begin
+64 end
+65 internal
+66 singleton
+67 begin
+68 end
+69 internal
+70 singleton
+71 begin
+72 end
+73 internal
+74 singleton
+75 begin
+76 end
+77 internal
+78 singleton
+79 begin
+80 end
+81 internal
+82 singleton
+83 begin
+84 end
+85 internal
+86 singleton
+87 begin
+88 end
+89 internal
+90 singleton
+91 begin
+92 end
+93 internal
+94 singleton
+95 begin
+96 end
+97 internal
+98 singleton
+99 begin
+100 end
+101 internal
+102 singleton
+103 begin
+104 end
+105 internal
+106 singleton
+107 begin
+108 end
+109 internal
+110 singleton
+111 begin
+112 end
+113 internal
+114 singleton
+115 begin
+116 end
+117 internal
+118 singleton
+119 begin
+120 end
+121 internal
+122 singleton
+123 begin
+124 end
+125 internal
+126 singleton
+127 begin
+128 end
+129 internal
+130 singleton
+131 begin
+132 end
+133 internal
+134 singleton
+135 begin
+136 end
+137 internal
+138 singleton
+139 begin
+140 end
+141 internal
+142 singleton
+143 begin
+144 end
+145 internal
+146 singleton
+147 begin
+148 end
+149 internal
+150 singleton
+151 begin
+152 end
+153 internal
+154 singleton
+155 begin
+156 end
+157 internal
+158 singleton
+159 begin
+160 end
+161 internal
+162 singleton
+163 begin
+164 end
+165 internal
+166 singleton
+167 begin
+168 end
+169 internal
+170 singleton
+171 begin
+172 end
+173 internal
+174 singleton
+175 begin
+176 end
+177 internal
+178 singleton
+179 begin
+180 end
+181 internal
+182 singleton
+183 begin
+184 end
+185 internal
+186 singleton
+187 begin
+188 end
+189 internal
+190 singleton
+191 begin
+192 end
+193 internal
+194 singleton
+195 begin
+196 end
+197 internal
+198 singleton
+199 begin
+200 end
+201 internal
+202 singleton

app/vosk/model_small/ivector/global_cmvn.stats

@@ -0,0 +1,3 @@
+ [
+  8.330133e+10 -4.600894e+09 -2.394861e+09 2.127165e+09 -9.355799e+09 -9.378007e+09 -1.302309e+10 -9.460417e+09 -9.260028e+09 -4.58608e+09 -5.287111e+09 -1.972033e+09 -6.090821e+09 -1.336419e+09 -5.214569e+09 -2.321841e+09 -3.889789e+09 -1.060202e+09 -2.065653e+09 -2.684904e+08 -7.4007e+08 -4587485 -1.315853e+08 -8597548 2.599227e+08 7.408538e+07 5.505751e+08 -1.161846e+07 5.138103e+08 -1.828159e+08 4.251498e+08 -2.901496e+07 6.469246e+08 2.489644e+08 6.289868e+08 2.490337e+08 3.38884e+08 -1.788837e+08 -2.536016e+08 -1.591728e+08 8.388078e+08 
+  8.660994e+12 4.637783e+11 3.366465e+11 4.467952e+11 5.094759e+11 5.179353e+11 6.145244e+11 4.970492e+11 5.014889e+11 4.027981e+11 3.937422e+11 3.602942e+11 3.162307e+11 2.40687e+11 2.267307e+11 1.563018e+11 1.341105e+11 8.535779e+10 6.12398e+10 3.207774e+10 1.737325e+10 5.704115e+09 7.980573e+08 2.168777e+08 2.763352e+09 6.859176e+09 1.214891e+10 1.604714e+10 2.005353e+10 2.240119e+10 2.366007e+10 2.300222e+10 2.406182e+10 2.354406e+10 2.098983e+10 1.619869e+10 1.491578e+10 1.224871e+10 9.502735e+09 6.517532e+09 0 ]

app/vosk/model_small/ivector/online_cmvn.conf

@@ -0,0 +1 @@
+# configuration file for apply-cmvn-online, used in the script ../local/run_online_decoding.sh

app/vosk/model_small/ivector/splice.conf

@@ -0,0 +1,2 @@
+--left-context=3
+--right-context=3