diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2018-12-19 02:21:28 +0200 |
|---|---|---|
| committer | Niklas Söderlund <niklas.soderlund@ragnatech.se> | 2019-02-01 08:11:33 +0100 |
| commit | ff96eb2ebb714cef37de8e2ff19c3e56ba8bc91b (patch) | |
| tree | 88394144d270860360bf807934a4e7aa52966916 /include | |
| parent | 51d442d5a1c1839bb538aeca35a9451e2d325200 (diff) | |
libcamera: camera: Add acquire() and release()
Exclusive access must be obtained before performing operations that
change the device state. Define an internal flag to track ownership and
provide a means of protecting functions that change device
configuration.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/libcamera/camera.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/libcamera/camera.h b/include/libcamera/camera.h index 5ad8a09f..a2635402 100644 --- a/include/libcamera/camera.h +++ b/include/libcamera/camera.h @@ -29,6 +29,9 @@ public: Signal<Camera *> disconnected; + int acquire(); + void release(); + private: Camera(PipelineHandler *pipe, const std::string &name); ~Camera(); @@ -38,6 +41,8 @@ private: std::shared_ptr<PipelineHandler> pipe_; std::string name_; + + bool acquired_; }; } /* namespace libcamera */ |