add run.sh for example

speechx/examples/run.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+set +x
+set -e
+
+# 1. compile
+if [ ! -d ../build/examples ]; then
+    cd ..
+    bash build.sh
+    cd -
+fi
+
+# 2. download model
+if [ ! -d paddle_asr_model ]; then
+    wget https://paddlespeech.bj.bcebos.com/s2t/paddle_asr_online/paddle_asr_model.tar.gz
+    tar xzfv paddle_asr_model.tar.gz
+    # produce wav scp
+    echo "utt1 " $PWD/paddle_asr_model/BAC009S0764W0290.wav > paddle_asr_model/wav.scp
+fi
+
+model_dir=./paddle_asr_model
+feat_wspecifier=./feats.ark
+cmvn=./cmvn.ark
+
+# 3. run feat
+../build/examples/feat/linear_spectrogram_main --wav_rspecifier=scp:$model_dir/wav.scp --feature_wspecifier=ark:$feat_wspecifier --cmvn_write_path=$cmvn
+
+# 4. run decoder
+../build/examples/decoder/offline_decoder_main --feature_respecifier=ark:$feat_wspecifier --model_path=$model_dir/avg_1.jit.pdmodel --param_path=$model_dir/avg_1.jit.pdparams --dict_file=$model_dir/vocab.txt --lm_path=$model_dir/avg_1.jit.klm
+