具体错误
Caused by: java.lang.UnsupportedOperationException: TextureView doesn't support displaying a background drawable 2021-11-01 20:17:29.248 19010-19010/com.serenegiant.usbcameratest E/AndroidRuntime: at android.view.TextureView.setBackgroundDrawable(TextureView.java:328) at android.view.View.setBackground(View.java:23882) at android.view.View.<init>(View.java:6080) at android.view.View.<init>(View.java:5468) at android.view.TextureView.<init>(TextureView.java:167) at com.serenegiant.widget.SimpleUVCCameraTextureView.<init>(SimpleUVCCameraTextureView.java:50) at com.serenegiant.widget.SimpleUVCCameraTextureView.<init>(SimpleUVCCameraTextureView.java:46)
解决办法：
找到对应的布局xml，把TextureView的background一句删除即可。
原因就是现在不支持了。
