Camera2: Add flush support
- On HAL2 devices, fall back to wait until idle
- On HAL3 devices, call HAL flush method
Bug: 9758581
Change-Id: Ie1c570a15f6590a1ee6c271e3b989c48079b468a
diff --git a/services/camera/libcameraservice/device3/Camera3Device.h b/services/camera/libcameraservice/device3/Camera3Device.h
index 76c08ae..99e1cc8 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.h
+++ b/services/camera/libcameraservice/device3/Camera3Device.h
@@ -124,6 +124,8 @@
virtual status_t pushReprocessBuffer(int reprocessStreamId,
buffer_handle_t *buffer, wp<BufferReleasedListener> listener);
+ virtual status_t flush();
+
private:
static const size_t kInFlightWarnLimit = 20;
static const nsecs_t kShutdownTimeout = 5000000000; // 5 sec
@@ -249,6 +251,11 @@
status_t queueRequest(sp<CaptureRequest> request);
/**
+ * Remove all queued and repeating requests, and pending triggers
+ */
+ status_t clear();
+
+ /**
* Queue a trigger to be dispatched with the next outgoing
* process_capture_request. The settings for that request only
* will be temporarily rewritten to add the trigger tag/value.