修复助眠音乐、好眠声音关闭播放出现咔吱的声音；修复背景图片显示问题；

DreamSleep/DreamSleep/Class/HomeModule/Course/Controller/MusicPlayerController.m

@@ -222,6 +222,14 @@
     [self.navigationController pushViewController:coureDetailVC animated:YES];
 }
 
+- (void)stopAudioAndDismiss {
+    if (self.streamState == kFsAudioStreamPlaying) {
+        [self.audioStream pause];
+    }
+    [self.audioStream stop];
+    [self dismissViewControllerAnimated:YES completion:nil];
+}
+
 #pragma mark - CourseDetailControllerDelegate
 - (void)didSelectAudioWithIndex:(NSInteger)index latestAudios:(NSArray *)audios {
     // 更新音频数据

DreamSleep/DreamSleep/Class/HomeModule/Course/View/AudioDetailHeaderView.m

@@ -87,6 +87,7 @@
                 [self.bgIV addMaskWithType:MaskTypeCornerBottom cornerRadius:22.0];
                 [self.audioIV addMaskWithType:MaskTypeAllCorner cornerRadius:15.5];
             }
+            [self.bgIV setCornerRadiusRect:(UIRectCornerBottomLeft | UIRectCornerBottomRight) cornerRadius:22.0];
         } else {
             self.bgIV.dk_alphaPicker = DKAlphaPickerWithAlphas(1.0, .3, .5);
             self.audioIV.dk_alphaPicker = DKAlphaPickerWithAlphas(1.0, .3, .5);

DreamSleep/DreamSleep/Class/HomeModule/Course/View/MusicPlayerView.h

@@ -30,6 +30,9 @@ NS_ASSUME_NONNULL_BEGIN
 
 /// 跳转到播放列表页面
 - (void)jumpToPlaylistController;
+
+/// 停止音频播放并且退出当前页
+- (void)stopAudioAndDismiss;
 @end
 
 /// 音频播放页面

DreamSleep/DreamSleep/Class/HomeModule/Course/View/MusicPlayerView.m

@@ -135,7 +135,9 @@
 }
 
 - (void)dismiss {
-    [self.ds_viewController dismissViewControllerAnimated:YES completion:nil];
+    if (self.delegate && [self.delegate respondsToSelector:@selector(stopAudioAndDismiss)]) {
+        [self.delegate stopAudioAndDismiss];
+    }
 }
 
 - (void)updatePlayerView:(SubAudioModel *)model {