From 8aee2ca6b9aa596d3eeee2db46b05a1ad328f934 Mon Sep 17 00:00:00 2001
From: xqq <xqq@xqq.im>
Date: Wed, 26 Oct 2016 11:12:48 +0800
Subject: [PATCH] Remove unused codes

---
 src/core/media-segment-info.js | 37 -----------------------
 src/demux/flv-demuxer.js       |  1 -
 src/utils/bsearch.js           | 54 ----------------------------------
 3 files changed, 92 deletions(-)
 delete mode 100644 src/utils/bsearch.js

diff --git a/src/core/media-segment-info.js b/src/core/media-segment-info.js
index 89016743..3d353aee 100644
--- a/src/core/media-segment-info.js
+++ b/src/core/media-segment-info.js
@@ -177,43 +177,6 @@ export class MediaSegmentInfoList {
         this._list.splice(insertIdx, 0, msi);
     }
 
-    removeSegmentsAfter(originalDts) {
-        let list = this._list;
-        if (list.length === 0) {
-            return;
-        }
-        let last = list.length - 1;
-        let mid = 0;
-        let lbound = 0;
-        let ubound = last;
-
-        let idx = 0;
-
-        if (originalDts < list[0].originalBeginDts) {
-            idx = 0;
-            lbound = ubound + 1;
-        }
-
-        while (lbound <= ubound) {
-            mid = lbound + Math.floor((ubound - lbound) / 2);
-            if (mid === last) {  // no segments need to be remove
-                return;
-            } else if (list[mid].lastSample.originalDts < originalDts && originalDts <= list[mid + 1].originalBeginDts) {
-                idx = mid + 1;
-                break;
-            } else if (list[mid].originalBeginDts <= originalDts && originalDts < list[mid].originalEndDts) {
-                idx = mid;
-                break;
-            } else if (originalDts > list[mid].lastSample.originalDts) {
-                lbound = mid + 1;
-            } else {
-                ubound = mid - 1;
-            }
-        }
-
-        this._list.splice(idx, this._list.length - idx);
-    }
-
     getLastSegmentBefore(originalBeginDts) {
         let idx = this._searchNearestSegmentBefore(originalBeginDts);
         if (idx >= 0) {
diff --git a/src/demux/flv-demuxer.js b/src/demux/flv-demuxer.js
index ece2284c..e2f2080d 100644
--- a/src/demux/flv-demuxer.js
+++ b/src/demux/flv-demuxer.js
@@ -1,6 +1,5 @@
 import Log from '../utils/logger.js';
 import AMF from './amf-parser.js';
-import BSearch from '../utils/bsearch.js';
 import SPSParser from './sps-parser.js';
 import DemuxErrors from './demux-errors.js';
 import MediaInfo from '../core/media-info.js';
diff --git a/src/utils/bsearch.js b/src/utils/bsearch.js
deleted file mode 100644
index 16f605cf..00000000
--- a/src/utils/bsearch.js
+++ /dev/null
@@ -1,54 +0,0 @@
-class BSearch {
-
-    static search(array, value, compare) {
-        if (array.length === 0) {
-            return 0;
-        }
-        if (compare(value, array[0]) < 0) {
-            return 0;
-        }
-        if (compare(value, array[array.length - 1]) >= 0) {
-            return array.length;
-        }
-
-        let mid = 0;
-        let low = 0;
-        let high = array.length;
-
-        while (low < high) {
-            mid = Math.floor((low + high) / 2);
-            let cmp = compare(array[mid], value);
-            if (cmp < 0) {
-                low = mid + 1;
-            } else if (cmp > 0) {
-                high = mid;
-            } else {
-                return mid;
-            }
-        }
-        return low;
-    }
-
-    static insert(array, value, compare) {
-        if (value == undefined) {
-            return -1;
-        }
-        if (compare == undefined) {
-            compare = BSearch.less;
-        }
-        let idx = BSearch.search(array, value, compare);
-        array.splice(idx, 0, value);
-        return idx;
-    }
-
-    static less(a, b) {
-        return a - b;
-    }
-
-    static greater(a, b) {
-        return b - a;
-    }
-
-}
-
-export default BSearch;
\ No newline at end of file