修复退出时崩溃

Arona/src/widget/widgets.cpp

@@ -95,7 +95,6 @@ void draw_volume_bar(uint64_t uid, float height, circular_buffer_vector_type& in
     std::vector<float> sample_value;
     std::vector<float> sample_peak;
 
-    if (get_mixer()->is_ready()) {
     for (int32_t i = 0; i < in_buffer.size(); ++i) {
         auto& buffer = in_buffer.at(i);
         if (!volume_bar_peak_map.contains(uid)) {
@@ -127,7 +126,6 @@ void draw_volume_bar(uint64_t uid, float height, circular_buffer_vector_type& in
         sample_value.push_back(peak);
         sample_peak.push_back(peak_info.peak);
     }
-    }
     draw_volume_bar(uid, height, sample_value, sample_peak);
 }