From c29e5071bdb0dea46a7778f3a8a08692458f19f1 Mon Sep 17 00:00:00 2001
From: Marlowe <54339989+ZihanLiao@users.noreply.github.com>
Date: 星期五, 01 九月 2023 01:15:32 +0800
Subject: [PATCH] fix error:reference before assignment for write_flag when using kaldi_ark (#904)

---
 funasr/runtime/python/websocket/README.md |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/funasr/runtime/python/websocket/README.md b/funasr/runtime/python/websocket/README.md
index bbad639..686ad86 100644
--- a/funasr/runtime/python/websocket/README.md
+++ b/funasr/runtime/python/websocket/README.md
@@ -47,6 +47,14 @@
 cd funasr/runtime/python/websocket
 pip install -r requirements_client.txt
 ```
+If you want infer from videos, you should install `ffmpeg`
+```shell
+apt-get install -y ffmpeg #ubuntu
+# yum install -y ffmpeg # centos
+# brew install ffmpeg # mac
+# winget install ffmpeg # wins
+pip3 install websockets ffmpeg-python
+```
 
 ### Start client
 #### API-reference

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