Update README (#13)

README.md

@@ -5,37 +5,42 @@ See <https://github.com/k2-fsa/sherpa>
 This repo uses [onnxruntime](https://github.com/microsoft/onnxruntime) and
 does not depend on libtorch.
 
+We provide exported models in onnx format and they can be downloaded using
+the following links:
+
+- English: <https://huggingface.co/csukuangfj/icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13>
+- Chinese: `TODO`
+
+**NOTE**: We provide only non-streaming models at present.
 
-# Onnxruntime Installation
-```
-git clone --recursive --branch v1.12.1 https://github.com/Microsoft/onnxruntime
-cd onnxruntime
-./build.sh \
-    --config RelWithDebInfo \
-    --build_shared_lib \
-    --build_wheel \
-    --skip_tests \
-    --parallel 16
-cd build/Linux/RelWithDebInfo
-sudo make install
-export LD_LIBRARY_PATH=/path/to/onnxruntime/build/Linux/RelWithDebInfo:$LD_LIBRARY_PATH
-```
 
 # Usage
-```
+
+```bash
 git clone https://github.com/k2-fsa/sherpa-onnx
 cd sherpa-onnx
 mkdir build
 cd build
-cmake -DONNXRUNTIME_ROOTDIR=/path/to/onnxruntime \
-      -DKALDI_NATIVE_IO_INSTALL_PREFIX=/path/to/kaldi_native_io ..
-make
-./bin/sherpa-onnx path/to/encoder.onnx \
-                  path/to/decoder.onnx \
-                  path/to/joiner.onnx \
-                  path/to/joiner_encoder_proj.onnx \
-                  path/to/joiner_decoder_proj.onnx \
-                  path/to/tokens.txt \
-                  greedy \
-                  path/to/audio.wav
+cmake ..
+make -j6
+cd ..
+```
+
+## Download the pretrained model (English)
+
+**Caution**: You have to run `git lfs install`. Otherwise, you will be **SAD** later.
+
+```bash
+git lfs install
+git clone https://huggingface.co/csukuangfj/icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13
+
+./build/bin/sherpa-onnx \
+  ./icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13/exp/onnx/encoder.onnx \
+  ./icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13/exp/onnx/decoder.onnx \
+  ./icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13/exp/onnx/joiner.onnx \
+  ./icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13/exp/onnx/joiner_encoder_proj.onnx \
+  ./icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13/exp/onnx/joiner_decoder_proj.onnx \
+  ./icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13/data/lang_bpe_500/tokens.txt \
+  greedy \
+  ./icefall-asr-librispeech-pruned-transducer-stateless3-2022-05-13/test_wavs/1089-134686-0001.wav
 ```