From 7cc178444ea64c6bf8c30f3cfd2f98295922df35 Mon Sep 17 00:00:00 2001
From: suxianbaozi <12qiushi@163.com>
Date: Fri, 21 Feb 2014 15:29:46 +0800
Subject: [PATCH] change the start of j val to 1

when j=0  ,i+j is alse equal to i,that will make so many same hashes from diffent songs
---
 dejavu/fingerprint.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dejavu/fingerprint.py b/dejavu/fingerprint.py
index 68f6104..200a5ab 100755
--- a/dejavu/fingerprint.py
+++ b/dejavu/fingerprint.py
@@ -98,7 +98,7 @@ def generate_hashes(peaks, fan_value=DEFAULT_FAN_VALUE):
     fingerprinted = set()  # to avoid rehashing same pairs
 
     for i in range(len(peaks)):
-        for j in range(fan_value):
+        for j in range(1,fan_value):
             if (i + j) < len(peaks) and not (i, i + j) in fingerprinted:
                 freq1 = peaks[i][IDX_FREQ_I]
                 freq2 = peaks[i + j][IDX_FREQ_I]