From bc723ea200144bd6fa8a5dff4b9a780feda144fc Mon Sep 17 00:00:00 2001
From: 游雁 <zhifu.gzf@alibaba-inc.com>
Date: 星期四, 29 六月 2023 18:55:01 +0800
Subject: [PATCH] dcos

---
 funasr/runtime/python/libtorch/README.md |   97 ++++++++++++++++++++++++++----------------------
 1 files changed, 52 insertions(+), 45 deletions(-)

diff --git a/funasr/runtime/python/libtorch/README.md b/funasr/runtime/python/libtorch/README.md
index b3d3111..4174656 100644
--- a/funasr/runtime/python/libtorch/README.md
+++ b/funasr/runtime/python/libtorch/README.md
@@ -1,56 +1,61 @@
-## Using paraformer with libtorch
+# Libtorch-python
 
+## Export the model
+### Install [modelscope and funasr](https://github.com/alibaba-damo-academy/FunASR#installation)
 
-### Introduction
-- Model comes from [speech_paraformer](https://www.modelscope.cn/models/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch/summary).
+```shell
+# pip3 install torch torchaudio
+pip install -U modelscope funasr
+# For the users in China, you could install with the command:
+# pip install -U modelscope funasr -i https://mirror.sjtu.edu.cn/pypi/web/simple
+pip install torch-quant # Optional, for torchscript quantization
+pip install onnx onnxruntime # Optional, for onnx quantization
+```
 
-### Steps:
-1. Export the model.
-   - Command: (`Tips`: torch >= 1.11.0 is required.)
+### Export [onnx model](https://github.com/alibaba-damo-academy/FunASR/tree/main/funasr/export)
 
-      ```shell
-      python -m funasr.export.export_model [model_name] [export_dir] [true]
-      ```
-      `model_name`: the model is to export.
+```shell
+python -m funasr.export.export_model --model-name damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch --export-dir ./export --type torch --quantize True
+```
 
-      `export_dir`: the dir where the onnx is export.
+## Install the `funasr_torch`.
+    
+install from pip
+```shell
+pip install -U funasr_torch
+# For the users in China, you could install with the command:
+# pip install -U funasr_torch -i https://mirror.sjtu.edu.cn/pypi/web/simple
+```
+or install from source code
 
-       More details ref to ([export docs](https://github.com/alibaba-damo-academy/FunASR/tree/main/funasr/export))
+```shell
+git clone https://github.com/alibaba/FunASR.git && cd FunASR
+cd funasr/runtime/python/libtorch
+pip install -e ./
+# For the users in China, you could install with the command:
+# pip install -e ./ -i https://mirror.sjtu.edu.cn/pypi/web/simple
+```
 
-       - `e.g.`, Export model from modelscope
-         ```shell
-         python -m funasr.export.export_model 'damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch' "./export" false
-         ```
-       - `e.g.`, Export model from local path, the model'name must be `model.pb`.
-         ```shell
-         python -m funasr.export.export_model '/mnt/workspace/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch' "./export" false
-         ```
+## Run the demo.
+- Model_dir: the model path, which contains `model.torchscripts`, `config.yaml`, `am.mvn`.
+- Input: wav formt file, support formats: `str, np.ndarray, List[str]`
+- Output: `List[str]`: recognition result.
+- Example:
+     ```python
+     from funasr_torch import Paraformer
 
+     model_dir = "/nfs/zhifu.gzf/export/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch"
+     model = Paraformer(model_dir, batch_size=1)
 
-2. Install the `torch_paraformer`.
-    ```shell
-    git clone https://github.com/alibaba/FunASR.git && cd FunASR
-    cd funasr/runtime/python/libtorch
-    python setup.py install
-    ```
+     wav_path = ['/nfs/zhifu.gzf/export/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch/example/asr_example.wav']
 
+     result = model(wav_path)
+     print(result)
+     ```
 
-3. Run the demo.
-   - Model_dir: the model path, which contains `model.torchscripts`, `config.yaml`, `am.mvn`.
-   - Input: wav formt file, support formats: `str, np.ndarray, List[str]`
-   - Output: `List[str]`: recognition result.
-   - Example:
-        ```python
-        from torch_paraformer import Paraformer
+## Performance benchmark
 
-        model_dir = "/nfs/zhifu.gzf/export/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch"
-        model = Paraformer(model_dir, batch_size=1)
-
-        wav_path = ['/nfs/zhifu.gzf/export/damo/speech_paraformer-large_asr_nat-zh-cn-16k-common-vocab8404-pytorch/example/asr_example.wav']
-
-        result = model(wav_path)
-        print(result)
-        ```
+Please ref to [benchmark](https://github.com/alibaba-damo-academy/FunASR/blob/main/funasr/runtime/python/benchmark_libtorch.md)
 
 ## Speed
 
@@ -58,9 +63,11 @@
 
 Test [wav, 5.53s, 100 times avg.](https://isv-data.oss-cn-hangzhou.aliyuncs.com/ics/MaaS/ASR/test_audio/asr_example_zh.wav)
 
-| Backend |        RTF        |
-|:-------:|:-----------------:|
-| Pytorch |       0.110       |
-|  Onnx   |       0.038       |
+| Backend  | RTF (FP32) |
+|:--------:|:----------:|
+| Pytorch  |   0.110    |
+| Libtorch |   0.048    |
+|   Onnx   |   0.038    |
 
 ## Acknowledge
+This project is maintained by [FunASR community](https://github.com/alibaba-damo-academy/FunASR).

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