diff --git a/lib/DirScanner.php b/lib/DirScanner.php
index 8f19827..157e0d7 100644
--- a/lib/DirScanner.php
+++ b/lib/DirScanner.php
@@ -285,6 +285,7 @@ Class DirScanner {
     //合并描述文件内容到md文件或者目录数据
     //增加视频文件：mp4, mov, m3u8描述文件支持
     //增加.url文件支持
+    //增加.mp3文件支持
     private function mergeDescriptionData($realpath) {
         $data = array();
         $ext = $this->parseDescriptionFiles($realpath);
@@ -296,6 +297,8 @@ Class DirScanner {
         $targetFile_mov = preg_replace('/_?[a-z0-9]+\.txt$/U', '.mov', $realpath);
         $targetFile_m3u8 = preg_replace('/_?[a-z0-9]+\.txt$/U', '.m3u8', $realpath);
         $targetFile_url = preg_replace('/_?[a-z0-9]+\.txt$/U', '.url', $realpath);
+        $targetFile_mp3 = preg_replace('/_?[a-z0-9]+\.txt$/U', '.mp3', $realpath);
+
         if (file_exists($targetFile_md)) {
             $targetFile = $targetFile_md;
         }else if (file_exists($targetFile_mp4)) {
@@ -306,6 +309,8 @@ Class DirScanner {
             $targetFile = $targetFile_m3u8;
         }else if (file_exists($targetFile_url)) {
             $targetFile = $targetFile_url;
+        }else if (file_exists($targetFile_mp3)) {
+            $targetFile = $targetFile_mp3;
         }
 
         if (!empty($targetFile) && $targetFile != $realpath) {
diff --git a/plugins/Html.php b/plugins/Html.php
index 9aa22bf..b6f3a7c 100644
--- a/plugins/Html.php
+++ b/plugins/Html.php
@@ -291,4 +291,20 @@ eof;
         return $sourceType;
     }
 
+    //根据文件名，找出同名的图片文件
+    public static function searchImageByFilename($filename, $files, $imgExts = array('jpg', 'jpeg', 'png', 'webp', 'gif', 'svg')) {
+        $matchedImage = null;
+
+        if (!empty($files)) {
+            foreach($files as $item) {
+                if ($item['filename'] == $filename && in_array($item['extension'], $imgExts)) {
+                    $matchedImage = $item;
+                    break;
+                }
+            }
+        }
+
+        return $matchedImage;
+    }
+
 }
diff --git a/themes/beauty/controller/ListController.php b/themes/beauty/controller/ListController.php
index 98f5118..734e235 100644
--- a/themes/beauty/controller/ListController.php
+++ b/themes/beauty/controller/ListController.php
@@ -122,6 +122,7 @@ Class ListController extends Controller {
         }
 
         //图片、视频类型筛选支持
+        $allFiles = $scanResults[$cateId]['files'];
         $showType = $this->get('show', 'all');
         if ($showType == 'image' && !empty($scanResults[$cateId]['files'])) {
             $scanResults[$cateId]['files'] = array_filter($scanResults[$cateId]['files'], function($item) {
@@ -247,6 +248,18 @@ Class ListController extends Controller {
                 }
 
                 if (!empty($item['extension']) && in_array($item['extension'], $audioExts)) {
+                    //print_r($subcate['files']);exit;
+                    //为音乐文件获取封面图
+                    if (empty($item['snapshot'])) {
+                        $imgExts = !empty(FSC::$app['config']['supportedImageExts']) ? FSC::$app['config']['supportedImageExts'] : array('jpg', 'jpeg', 'png', 'webp', 'gif');
+                        $matchedImage = Html::searchImageByFilename($item['filename'], $allFiles, $imgExts);
+                        if (!empty($matchedImage)) {
+                            $item['snapshot'] = $matchedImage['path'];
+                        }else {
+                            $item['snapshot'] = '/img/beauty/audio_icon.jpeg?v1';
+                        }
+                    }
+
                     array_push($audios, $item);
                     $index ++;
                 }
@@ -263,7 +276,7 @@ Class ListController extends Controller {
         $viewName = '//site/index';     //共享视图
         $params = compact(
             'cateId', 'dirTree', 'scanResults', 'menus', 'htmlReadme', 'breadcrumbs', 'htmlCateReadme',
-            'mp3File', 'page', 'pageSize', 'cacheDataId', 'copyright', 'showType', 'isAdminIp'
+            'mp3File', 'page', 'pageSize', 'cacheDataId', 'copyright', 'showType', 'isAdminIp', 'allFiles'
         );
         return $this->render($viewName, $params, $pageTitle);
     }
diff --git a/themes/beauty/controller/SiteController.php b/themes/beauty/controller/SiteController.php
index 28fadb0..3fbe5a2 100644
--- a/themes/beauty/controller/SiteController.php
+++ b/themes/beauty/controller/SiteController.php
@@ -155,6 +155,7 @@ Class SiteController extends Controller {
         //mp3支持
         $audioExts = !empty(FSC::$app['config']['supportedAudioExts']) ? FSC::$app['config']['supportedAudioExts'] : array('mp3');
 
+        $allFiles = $scanResults;
         $showType = $this->get('show', 'all');
         if ($showType == 'image') {
             $scanResults = array_filter($scanResults, function($item) {
@@ -174,7 +175,7 @@ Class SiteController extends Controller {
         }
 
 
-        //dataType支持：[image, video]
+        //dataType支持：[image, video, audio]
         $dataType = $this->get('dataType', 'html');
         if ($dataType == 'image') {
             $imgs = array();
@@ -235,6 +236,17 @@ Class SiteController extends Controller {
                 }
 
                 if (!empty($item['extension']) && in_array($item['extension'], $audioExts)) {
+                    //为音乐文件获取封面图
+                    if (empty($item['snapshot'])) {
+                        $imgExts = !empty(FSC::$app['config']['supportedImageExts']) ? FSC::$app['config']['supportedImageExts'] : array('jpg', 'jpeg', 'png', 'webp', 'gif');
+                        $matchedImage = Html::searchImageByFilename($item['filename'], $allFiles, $imgExts);
+                        if (!empty($matchedImage)) {
+                            $item['snapshot'] = $matchedImage['path'];
+                        }else {
+                            $item['snapshot'] = '/img/beauty/audio_icon.jpeg?v1';
+                        }
+                    }
+
                     array_push($audios, $item);
                     $index ++;
                 }
@@ -249,7 +261,7 @@ Class SiteController extends Controller {
         $params = compact(
             'page', 'pageSize', 'cacheDataId', 'showType',
             'dirTree', 'scanResults', 'menus', 'htmlReadme', 'htmlCateReadme', 'mp3File', 'copyright',
-            'alertWarning', 'isAdminIp'
+            'alertWarning', 'isAdminIp', 'allFiles'
         );
         return $this->render($viewName, $params, $pageTitle);
     }
@@ -286,7 +298,7 @@ Class SiteController extends Controller {
      * original - 原图
      * small    - 缩略图
      * vm       - 视频封面图(vmeta)
-     * am       - 音乐封面图(ameta)
+     * am       - 音乐封面图
      **/
     public function actionDirsnap() {
         $code = 1;
@@ -307,8 +319,8 @@ Class SiteController extends Controller {
             $cacheSubDir = 'dir';
             $withCreateTime = true;     //返回数据的缓存时间
             $cache = Common::getCacheFromFile($cacheKey, $expireSeconds, $cacheSubDir, $withCreateTime);
-            $cachedData = $cache['data'];
-            $cachedCtime = $cache['ctime'];
+            $cachedData = !empty($cache) ? $cache['data'] : null;
+            $cachedCtime = !empty($cache) ? $cache['ctime'] : 0;
             $now = time();
 
             //如果关闭缩略图
@@ -318,7 +330,7 @@ Class SiteController extends Controller {
                 }
             }else if ( !empty($cachedData) && !empty($cachedData['size']) && in_array($cachedData['size'], array('vm', 'am')) ) {
                 //如果是视频、音乐封面图，则缓存 10 分钟
-                if ($now - $cachedCtime > 600) {
+                if ($cachedCtime > 0 && $now - $cachedCtime > 600) {
                     $cachedData = null;
                 }
             }
@@ -635,6 +647,23 @@ Class SiteController extends Controller {
         $videoExtension = pathinfo($arr['path'], PATHINFO_EXTENSION);
         $videoSourceType = Html::getMediaSourceType($videoExtension);
 
+        //从缓存数据获取封面图
+        $poster = '/img/beauty/audio_bg.jpg';
+        $cacheSeconds = 86400;
+        $cachedParentData = Common::getCacheFromFile($cacheParentDataId, $cacheSeconds);
+        if (!empty($cachedParentData)) {
+            $mp3 = $cachedParentData[$videoId];
+            if (!empty($mp3['snapshot'])) {
+                $poster = $mp3['snapshot'];
+            }else {
+                $imgExts = !empty(FSC::$app['config']['supportedImageExts']) ? FSC::$app['config']['supportedImageExts'] : array('jpg', 'jpeg', 'png', 'webp', 'gif');
+                $matchedImage = Html::searchImageByFilename($mp3['filename'], $cachedParentData, $imgExts);
+                if (!empty($matchedImage)) {
+                    $poster = $matchedImage['path'];
+                }
+            }
+        }
+
 
         //获取联系方式
         $maxScanDeep = 0;       //最大扫描目录级数
@@ -656,7 +685,7 @@ Class SiteController extends Controller {
         $params = compact(
             'videoUrl', 'videoId', 'videoFilename',
             'cateId', 'cacheParentDataId', 'page', 'pageSize',
-            'copyright', 'isAdminIp', 'videoExtension', 'videoSourceType'
+            'copyright', 'isAdminIp', 'videoExtension', 'videoSourceType', 'poster'
         );
         return $this->render($viewName, $params, $pageTitle);
     }
diff --git a/themes/beauty/views/site/index.php b/themes/beauty/views/site/index.php
index b7a118d..3814ef0 100644
--- a/themes/beauty/views/site/index.php
+++ b/themes/beauty/views/site/index.php
@@ -407,10 +407,20 @@ eof;
                         $linkUrl .= "&page={$viewData['page']}&limit={$viewData['pageSize']}";
                     }
 
+                    $snapshot = '/img/beauty/audio_icon.jpeg';
+                    if (!empty($file['snapshot'])) {
+                        $snapshot = $file['snapshot'];
+                    }else {     //尝试找出同名的图片文件
+                        $matchedImage = Html::searchImageByFilename($file['filename'], $viewData['allFiles'], $imgExts);
+                        if (!empty($matchedImage)) {
+                            $snapshot = $matchedImage['path'];
+                        }
+                    }
+
                     echo <<<eof
 <div class="im_item bor_radius col-xs-6 col-sm-4 col-md-3 col-lg-2 audio-list-item">
     <a href="{$linkUrl}" target="_blank" class="bor_radius vercenter" title="{$title} - {$file['filename']}">
-        <img src="/img/beauty/audio_icon.jpeg" class="bor_radius im_img video-poster" id="poster_{$file['id']}"
+        <img src="{$snapshot}" class="bor_radius im_img video-poster" id="poster_{$file['id']}"
             data-video-id="{$file['id']}"
             data-video-url="{$file['path']}"
             alt="{$file['filename']}">
diff --git a/themes/beauty/views/site/mp3player.php b/themes/beauty/views/site/mp3player.php
index 29f3680..0d399ea 100644
--- a/themes/beauty/views/site/mp3player.php
+++ b/themes/beauty/views/site/mp3player.php
@@ -56,7 +56,7 @@
                     controls
                     playsinline
                     data-setup='{"inactivityTimeout":0}'
-                    poster="/img/beauty/audio_bg.jpg"
+                    poster="<?php echo $viewData['poster']; ?>"
                     data-src="<?php echo $viewData['videoUrl']; ?>"
                     data-type="<?php echo $viewData['videoSourceType']; ?>"
                     id="my-player">
@@ -79,7 +79,7 @@
     <div class="col-xs-12">
         <div class="mb-1 audio-item clearfix">
             <a href="{videoUrl}" title="{title}">
-                <img src="/img/beauty/audio_icon.jpeg?v1" class="bor_radius video-poster" id="poster_{videoId}"
+                <img src="{snapshot}" class="bor_radius video-poster" id="poster_{videoId}"
                     width="60" height="60"
                     data-video-id="{videoId}"
                     data-video-url="{videoPath}"
diff --git a/www/js/beauty.js b/www/js/beauty.js
index d876a9b..6264a4e 100644
--- a/www/js/beauty.js
+++ b/www/js/beauty.js
@@ -537,7 +537,7 @@ var getVideoMetaAndShowIt = function(videoId, videoUrl) {
         if (data.code != 1) {
             console.warn('no meta data', data.msg);
             noSnapVideos.push({id: videoId, url: videoUrl});
-        }else {
+        }else {     //jQuery会兼容传值为undefined的情况
             $('#poster_'+videoId).attr('src', data.meta.snapshot);
             $('#poster_'+videoId).parent('a').find('.duration').text(formatDuration(data.meta.duration));
             $('#poster_'+videoId).parent('a').find('.playbtn').removeClass('hide');
@@ -685,6 +685,11 @@ if ($('#my-player').length > 0 && typeof(videojs) != 'undefined') {
             tmp = tmp.replace(/\{videoId\}/ig, videos[index].id);
             tmp = tmp.replace(/\{videoPath\}/ig, videos[index].path);
 
+            //支持mp3的封面图显示
+            if (typeof(videos[index].snapshot) != 'undefined') {
+                tmp = tmp.replace(/\{snapshot\}/ig, videos[index].snapshot);
+            }
+
             html += tmp;
         }