diff --git a/bindings/spatialmp4.cpp b/bindings/spatialmp4.cpp
index 21739d8..c1ea99b 100644
--- a/bindings/spatialmp4.cpp
+++ b/bindings/spatialmp4.cpp
@@ -153,7 +153,7 @@ PYBIND11_MODULE(spatialmp4, m) {
 
   // Bind Reader class
   py::class_<SpatialML::Reader>(m, "Reader")
-      .def(py::init<const std::string &>())
+      .def(py::init<const std::string &, const std::string &>(), py::arg("filename"), py::arg("log_level") = "quiet")
       .def("has_rgb", &SpatialML::Reader::HasRGB)
       .def("has_depth", &SpatialML::Reader::HasDepth)
       .def("has_pose", &SpatialML::Reader::HasPose)
diff --git a/scripts/build_ffmpeg.sh b/scripts/build_ffmpeg.sh
index b7ca258..77ce5f6 100755
--- a/scripts/build_ffmpeg.sh
+++ b/scripts/build_ffmpeg.sh
@@ -126,7 +126,7 @@ build_install_opencv() {
     BUILD_FLAGS="
         -D CMAKE_BUILD_TYPE=RELEASE
         -D BUILD_LIST=core,imgproc,imgcodecs
-        -D WITH_TBB=ON
+        -D WITH_TBB=OFF
         -D WITH_OPENEXR=ON
         -D WITH_EIGEN=ON
         -D WITH_GSTREAMER=OFF
diff --git a/src/spatialmp4/reader.cc b/src/spatialmp4/reader.cc
index 86b481c..bab228a 100644
--- a/src/spatialmp4/reader.cc
+++ b/src/spatialmp4/reader.cc
@@ -226,8 +226,31 @@ AVFrame* RandomAccessVideoReader::process_frame(AVFrame* frame) {
 
 /******************** Reader ********************/
 
-Reader::Reader(const std::string& filename)
+void SetFFmpegLogLevel(const std::string& log_level) {
+  static const std::unordered_map<std::string, int> log_level_map = {
+    {"quiet", AV_LOG_QUIET},
+    {"panic", AV_LOG_PANIC},
+    {"fatal", AV_LOG_FATAL},
+    {"error", AV_LOG_ERROR},
+    {"warning", AV_LOG_WARNING},
+    {"info", AV_LOG_INFO},
+    {"verbose", AV_LOG_VERBOSE},
+    {"debug", AV_LOG_DEBUG},
+    {"trace", AV_LOG_TRACE}
+  };
+
+  auto it = log_level_map.find(log_level);
+  if (it != log_level_map.end()) {
+    av_log_set_level(it->second);
+  } else {
+    spdlog::warn("Invalid FFmpeg log level: '{}'. Using 'warning' as default.", log_level);
+    av_log_set_level(AV_LOG_WARNING);
+  }
+}
+
+Reader::Reader(const std::string& filename, const std::string& log_level)
     : filename_(filename),
+      log_level_(log_level),
       read_mode_(ReadMode::DEPTH_FIRST),
       pFormatCtx_(NULL),
       has_rgb_(false),
@@ -253,7 +276,8 @@ Reader::Reader(const std::string& filename)
       keyframe_rgb_idx_(0),
       allframe_rgb_idx_(0),
       keyframe_depth_idx_(0) {
-  // av_log_set_level(AV_LOG_DEBUG);
+  
+  SetFFmpegLogLevel(log_level_);
 
   if (filename_.find(' ') != std::string::npos) {
     throw std::runtime_error("Find blank in filename, please fix it.");
@@ -821,7 +845,7 @@ bool Reader::SeekToRgbKeyframe(int64_t target_pts) {
 }
 
 bool Reader::IsLastFrame() {
-  std::cout << "GetIndex: " << GetIndex() << ", GetFrameCount: " << GetFrameCount() << std::endl;
+  // std::cout << "GetIndex: " << GetIndex() << ", GetFrameCount: " << GetFrameCount() << std::endl;
   return GetIndex() == GetFrameCount() - 1;
 }
 
diff --git a/src/spatialmp4/reader.h b/src/spatialmp4/reader.h
index 1cdc884..cf89223 100644
--- a/src/spatialmp4/reader.h
+++ b/src/spatialmp4/reader.h
@@ -102,7 +102,7 @@ class SPATIALMP4_EXPORT Reader {
     }
   }
 
-  Reader(const std::string& filename);
+  Reader(const std::string& filename, const std::string& log_level);
   ~Reader();
 
   bool HasRGB() const { return has_rgb_; }
@@ -157,6 +157,7 @@ class SPATIALMP4_EXPORT Reader {
 
  private:
   std::string filename_;
+  std::string log_level_;
   ReadMode read_mode_;
   AVFormatContext* pFormatCtx_;
   AVPacket current_packet_;