From 5ddc79a866cc8662f0f890ab46b7d349f5007c69 Mon Sep 17 00:00:00 2001
From: Hui Zhang <zhtclz@foxmail.com>
Date: Wed, 12 May 2021 02:52:57 +0000
Subject: [PATCH] fix decoder using blank_id=0

---
 .clang-format                                        | 4 ++--
 deepspeech/decoders/swig/ctc_beam_search_decoder.cpp | 6 ++++--
 deepspeech/decoders/swig/setup.sh                    | 0
 3 files changed, 6 insertions(+), 4 deletions(-)
 mode change 100644 => 100755 deepspeech/decoders/swig/setup.sh

diff --git a/.clang-format b/.clang-format
index 30863c27a..af946a4a9 100644
--- a/.clang-format
+++ b/.clang-format
@@ -16,8 +16,8 @@
 ---
 Language:        Cpp
 BasedOnStyle:  Google
-IndentWidth:     2
-TabWidth:        2
+IndentWidth:     4
+TabWidth:        4
 ContinuationIndentWidth: 4
 MaxEmptyLinesToKeep: 2
 AccessModifierOffset: -2  # The private/protected/public has no indent in class
diff --git a/deepspeech/decoders/swig/ctc_beam_search_decoder.cpp b/deepspeech/decoders/swig/ctc_beam_search_decoder.cpp
index 68aec2090..f4dd797dc 100644
--- a/deepspeech/decoders/swig/ctc_beam_search_decoder.cpp
+++ b/deepspeech/decoders/swig/ctc_beam_search_decoder.cpp
@@ -40,13 +40,15 @@ std::vector<std::pair<double, std::string>> ctc_beam_search_decoder(
   size_t num_time_steps = probs_seq.size();
   for (size_t i = 0; i < num_time_steps; ++i) {
     VALID_CHECK_EQ(probs_seq[i].size(),
-                   vocabulary.size() + 1,
+                  // vocabulary.size() + 1,
+                  vocabulary.size(),
                    "The shape of probs_seq does not match with "
                    "the shape of the vocabulary");
   }
 
   // assign blank id
-  size_t blank_id = vocabulary.size();
+  //size_t blank_id = vocabulary.size();
+  size_t blank_id = 0;
 
   // assign space id
   auto it = std::find(vocabulary.begin(), vocabulary.end(), " ");
diff --git a/deepspeech/decoders/swig/setup.sh b/deepspeech/decoders/swig/setup.sh
old mode 100644
new mode 100755