[2/4]解决USB摄像头打开相机预览界面绿屏

liyujie

2025-08-28 d9927380ed7c8366f762049be9f3fee225860833

 android/hardware/aw/camera/3_4/v4l2_camera.h
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@@ -73,7 +73,8 @@
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   // Use this method to create V4L2Camera objects. Functionally equivalent
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   // to "new V4L2Camera", except that it may return nullptr in case of failure.
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   static V4L2Camera* NewV4L2Camera(int id,
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-                                   std::shared_ptr<CCameraConfig> pCameraCfg);
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+                                   std::shared_ptr<CCameraConfig> pCameraCfg,
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+                                   bool mergeStreamStatus);
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   int setFlashTorchMode(bool enabled);
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   int closeFlashTorch();
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   ~V4L2Camera();
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@@ -86,7 +87,8 @@
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   V4L2Camera(int id,
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              std::shared_ptr<V4L2Wrapper> v4l2_wrapper,
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              std::unique_ptr<Metadata> metadata,
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-             std::shared_ptr<CCameraConfig> pCameraCfg);
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+             std::shared_ptr<CCameraConfig> pCameraCfg,
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+             bool mergeStreamStatus);
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   // default_camera_hal::Camera virtual methods.
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   // Connect to the device: open dev nodes, etc.
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@@ -380,6 +382,8 @@
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   bool mStreamTracker[MAX_STREAM];
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   bool mSourceStreamTracker[MAX_STREAM];
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+  bool merge_stream_status_;
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+  bool is_merge_stream_flag;
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   DISALLOW_COPY_AND_ASSIGN(V4L2Camera);
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 };