diff --git a/debian/control b/debian/control
index e6151cf1..339ba7f4 100644
--- a/debian/control
+++ b/debian/control
@@ -19,15 +19,14 @@ Homepage: https://www.deepin.org/
 
 Package: deepin-movie
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}, libpulse0(>= 0.99.1), libqt5concurrent5, libmpris-qt5-1, libgstreamer-plugins-base1.0-0 (>= 1.0.0), libgstreamer1.0-0 (>= 1.4.0)
-Recommends: libgpuinfo, uos-reporter, deepin-event-log, libavcodec58, libavformat58, libavutil56, libffmpegthumbnailer4v5, libmpv1
+Depends: ${shlibs:Depends}, ${misc:Depends}, libavcodec58(>= 7:4.0), libavformat58(>= 7:4.1), libavutil56(>= 7:4.0), libffmpegthumbnailer4v5, libmpv1(>= 0.29), libpulse0(>= 0.99.1), libqt5concurrent5, libmpris-qt5-1, libgstreamer-plugins-base1.0-0 (>= 1.0.0), libgstreamer1.0-0 (>= 1.4.0)
+Recommends: libgpuinfo, uos-reporter, deepin-event-log
 Description: movie player
  Movie is a full-featured video player, supporting playing local and streaming media in multiple video formats.
 
 Package: libdmr
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}, libpulse0(>= 0.99.1), libqt5concurrent5, libmpris-qt5-1, libgstreamer-plugins-base1.0-0 (>= 1.0.0), libgstreamer1.0-0 (>= 1.4.0)
-Recommends: libavcodec58, libavformat58, libavutil56, libffmpegthumbnailer4v5, libmpv1
+Depends: ${shlibs:Depends}, ${misc:Depends}, libavcodec58(>= 7:4.0), libavformat58(>= 7:4.1), libavutil56(>= 7:4.0), libffmpegthumbnailer4v5, libmpv1(>= 0.29), libpulse0(>= 0.99.1), libqt5concurrent5, libmpris-qt5-1, libgstreamer-plugins-base1.0-0 (>= 1.0.0), libgstreamer1.0-0 (>= 1.4.0)
 Multi-Arch: same
 Description: movie player widget library 
  deepin movie player widget library
diff --git a/src/common/dmr_settings.cpp b/src/common/dmr_settings.cpp
index 28c99204..8af526d2 100644
--- a/src/common/dmr_settings.cpp
+++ b/src/common/dmr_settings.cpp
@@ -38,16 +38,7 @@ Settings::Settings()
 #if !defined (__x86_64__)
     m_pSettings = DSettings::fromJsonFile(":/resources/data/lowEffectSettings.json");
 #else
-        auto isThumbnailerExists = [=](){
-            QDir  dir;
-            QString path  = QLibraryInfo::location(QLibraryInfo::LibrariesPath);
-            dir.setPath(path);
-            QStringList list = dir.entryList(QStringList() << (QString("libffmpegthumbnailer.so") + "*"), QDir::NoDotAndDotDot | QDir::Files);
-            if (!list.isEmpty())
-                return true;
-            return false;
-        };
-        if (CompositingManager::get().composited() && isThumbnailerExists())
+        if (CompositingManager::get().composited())
             m_pSettings = DSettings::fromJsonFile(":/resources/data/settings.json");
         else
             m_pSettings = DSettings::fromJsonFile(":/resources/data/lowEffectSettings.json");
diff --git a/src/common/platform/platform_thumbnail_worker.cpp b/src/common/platform/platform_thumbnail_worker.cpp
index 8aa99592..d5775cfe 100644
--- a/src/common/platform/platform_thumbnail_worker.cpp
+++ b/src/common/platform/platform_thumbnail_worker.cpp
@@ -80,8 +80,8 @@ void Platform_ThumbnailWorker::requestThumb(const QUrl &url, int secs)
 
 Platform_ThumbnailWorker::Platform_ThumbnailWorker()
 {
-    if (initThumb())
-        m_video_thumbnailer->thumbnail_size = m_video_thumbnailer->thumbnail_size * qApp->devicePixelRatio();
+    initThumb();
+    m_video_thumbnailer->thumbnail_size = m_video_thumbnailer->thumbnail_size * qApp->devicePixelRatio();
 
     m_pCharTime = (char *)malloc(20);
 }
@@ -98,16 +98,13 @@ QString Platform_ThumbnailWorker::libPath(const QString &strlib)
         list.sort();
     }
 
-    if (!list.isEmpty())
-        return list.last();
-    return QString();
+    Q_ASSERT(list.size() > 0);
+    return list.last();
 }
 
-bool Platform_ThumbnailWorker::initThumb()
+void Platform_ThumbnailWorker::initThumb()
 {
     QLibrary library(libPath("libffmpegthumbnailer.so"));
-    if (!library.load())
-        return false;
     m_mvideo_thumbnailer = (mvideo_thumbnailer) library.resolve("video_thumbnailer_create");
     m_mvideo_thumbnailer_destroy = (mvideo_thumbnailer_destroy) library.resolve("video_thumbnailer_destroy");
     m_mvideo_thumbnailer_create_image_data = (mvideo_thumbnailer_create_image_data) library.resolve("video_thumbnailer_create_image_data");
@@ -118,15 +115,12 @@ bool Platform_ThumbnailWorker::initThumb()
             || m_mvideo_thumbnailer_create_image_data == nullptr || m_mvideo_thumbnailer_destroy_image_data == nullptr
             || m_mvideo_thumbnailer_generate_thumbnail_to_buffer == nullptr
             || m_video_thumbnailer == nullptr) {
-        return false;
+        return;
     }
-    return true;
 }
 
 QPixmap Platform_ThumbnailWorker::genThumb(const QUrl &url, int secs)
 {
-    if (!m_mvideo_thumbnailer_create_image_data)
-        return QPixmap();
     auto dpr = qApp->devicePixelRatio();
     QPixmap pm;
     pm.setDevicePixelRatio(dpr);
diff --git a/src/common/platform/platform_thumbnail_worker.h b/src/common/platform/platform_thumbnail_worker.h
index f589b345..296201dc 100644
--- a/src/common/platform/platform_thumbnail_worker.h
+++ b/src/common/platform/platform_thumbnail_worker.h
@@ -65,7 +65,7 @@ public slots:
     char *m_pCharTime;
 
     Platform_ThumbnailWorker();
-    bool initThumb();
+    void initThumb();
     void run() override;
     void runSingle(QPair<QUrl, int> w);
     QPixmap genThumb(const QUrl &url, int secs);
diff --git a/src/common/thumbnail_worker.cpp b/src/common/thumbnail_worker.cpp
index c5f31fbb..e27caf4e 100644
--- a/src/common/thumbnail_worker.cpp
+++ b/src/common/thumbnail_worker.cpp
@@ -80,8 +80,8 @@ void ThumbnailWorker::requestThumb(const QUrl &url, int secs)
 
 ThumbnailWorker::ThumbnailWorker()
 {
-    if (initThumb())
-        m_video_thumbnailer->thumbnail_size = m_video_thumbnailer->thumbnail_size * qApp->devicePixelRatio();
+    initThumb();
+    m_video_thumbnailer->thumbnail_size = m_video_thumbnailer->thumbnail_size * qApp->devicePixelRatio();
 
     m_pCharTime = (char *)malloc(20);
 }
@@ -98,16 +98,13 @@ QString ThumbnailWorker::libPath(const QString &strlib)
         list.sort();
     }
 
-    if (!list.isEmpty())
-        return list.last();
-    return QString();
+    Q_ASSERT(list.size() > 0);
+    return list.last();
 }
 
-bool ThumbnailWorker::initThumb()
+void ThumbnailWorker::initThumb()
 {
     QLibrary library(libPath("libffmpegthumbnailer.so"));
-    if (!library.load())
-        return false;
     m_mvideo_thumbnailer = (mvideo_thumbnailer) library.resolve("video_thumbnailer_create");
     m_mvideo_thumbnailer_destroy = (mvideo_thumbnailer_destroy) library.resolve("video_thumbnailer_destroy");
     m_mvideo_thumbnailer_create_image_data = (mvideo_thumbnailer_create_image_data) library.resolve("video_thumbnailer_create_image_data");
@@ -117,17 +114,14 @@ bool ThumbnailWorker::initThumb()
     if (m_mvideo_thumbnailer == nullptr || m_mvideo_thumbnailer_destroy == nullptr
             || m_mvideo_thumbnailer_create_image_data == nullptr || m_mvideo_thumbnailer_destroy_image_data == nullptr
             || m_mvideo_thumbnailer_generate_thumbnail_to_buffer == nullptr) {
-        return false;
+        return;
     }
 
     m_video_thumbnailer = m_mvideo_thumbnailer();
-    return true;
 }
 
 QPixmap ThumbnailWorker::genThumb(const QUrl &url, int secs)
 {
-    if (!m_mvideo_thumbnailer_create_image_data)
-        return QPixmap();
     auto dpr = qApp->devicePixelRatio();
     QPixmap pm;
     pm.setDevicePixelRatio(dpr);
diff --git a/src/common/thumbnail_worker.h b/src/common/thumbnail_worker.h
index 46bd71e5..d27ba0f0 100644
--- a/src/common/thumbnail_worker.h
+++ b/src/common/thumbnail_worker.h
@@ -65,7 +65,7 @@ public slots:
     char *m_pCharTime;
 
     ThumbnailWorker();
-    bool initThumb();
+    void initThumb();
     void run() override;
     void runSingle(QPair<QUrl, int> w);
     QPixmap genThumb(const QUrl &url, int secs);
diff --git a/src/widgets/platform/platform_toolbox_proxy.cpp b/src/widgets/platform/platform_toolbox_proxy.cpp
index 8cf520e4..850493cb 100644
--- a/src/widgets/platform/platform_toolbox_proxy.cpp
+++ b/src/widgets/platform/platform_toolbox_proxy.cpp
@@ -750,16 +750,13 @@ static QString libPath(const QString &strlib)
         list.sort();
     }
 
-    if (!list.isEmpty())
-        return list.last();
-    return QString();
+    Q_ASSERT(list.size() > 0);
+    return list.last();
 }
 
-bool Platform_viewProgBarLoad::initThumb()
+void Platform_viewProgBarLoad::initThumb()
 {
     QLibrary library(libPath("libffmpegthumbnailer.so"));
-    if (!library.load())
-        return false;
     m_mvideo_thumbnailer = (mvideo_thumbnailer) library.resolve("video_thumbnailer_create");
     m_mvideo_thumbnailer_destroy = (mvideo_thumbnailer_destroy) library.resolve("video_thumbnailer_destroy");
     m_mvideo_thumbnailer_create_image_data = (mvideo_thumbnailer_create_image_data) library.resolve("video_thumbnailer_create_image_data");
@@ -770,11 +767,10 @@ bool Platform_viewProgBarLoad::initThumb()
             || m_mvideo_thumbnailer_create_image_data == nullptr || m_mvideo_thumbnailer_destroy_image_data == nullptr
             || m_mvideo_thumbnailer_generate_thumbnail_to_buffer == nullptr)
     {
-        return false;
+        return;
     }
 
     m_video_thumbnailer = m_mvideo_thumbnailer();
-    return true;
 }
 
 void Platform_viewProgBarLoad::initMember()
diff --git a/src/widgets/platform/platform_toolbox_proxy.h b/src/widgets/platform/platform_toolbox_proxy.h
index 8c281c2f..c8dd6b3f 100644
--- a/src/widgets/platform/platform_toolbox_proxy.h
+++ b/src/widgets/platform/platform_toolbox_proxy.h
@@ -724,7 +724,7 @@ public slots:
     /**
      * @brief initThumb 动态初始化缩略图获取
      */
-    bool initThumb();
+    void initThumb();
     /**
      * @brief initMember 初始化成员变量
      */
diff --git a/src/widgets/toolbox_proxy.cpp b/src/widgets/toolbox_proxy.cpp
index 5d1107c3..449c7522 100644
--- a/src/widgets/toolbox_proxy.cpp
+++ b/src/widgets/toolbox_proxy.cpp
@@ -800,16 +800,13 @@ static QString libPath(const QString &strlib)
         list.sort();
     }
 
-    if (!list.isEmpty())
-        return list.last();
-    return QString();
+    Q_ASSERT(list.size() > 0);
+    return list.last();
 }
 
-bool viewProgBarLoad::initThumb()
+void viewProgBarLoad::initThumb()
 {
     QLibrary library(libPath("libffmpegthumbnailer.so"));
-    if (!library.load())
-        return false;
     m_mvideo_thumbnailer = (mvideo_thumbnailer) library.resolve("video_thumbnailer_create");
     m_mvideo_thumbnailer_destroy = (mvideo_thumbnailer_destroy) library.resolve("video_thumbnailer_destroy");
     m_mvideo_thumbnailer_create_image_data = (mvideo_thumbnailer_create_image_data) library.resolve("video_thumbnailer_create_image_data");
@@ -820,11 +817,10 @@ bool viewProgBarLoad::initThumb()
             || m_mvideo_thumbnailer_create_image_data == nullptr || m_mvideo_thumbnailer_destroy_image_data == nullptr
             || m_mvideo_thumbnailer_generate_thumbnail_to_buffer == nullptr)
     {
-        return false;
+        return;
     }
 
     m_video_thumbnailer = m_mvideo_thumbnailer();
-    return true;
 }
 
 void viewProgBarLoad::initMember()
diff --git a/src/widgets/toolbox_proxy.h b/src/widgets/toolbox_proxy.h
index 34497653..6693ded8 100644
--- a/src/widgets/toolbox_proxy.h
+++ b/src/widgets/toolbox_proxy.h
@@ -748,7 +748,7 @@ public slots:
     /**
      * @brief initThumb 动态初始化缩略图获取
      */
-    bool initThumb();
+    void initThumb();
     /**
      * @brief initMember 初始化成员变量
      */