Introduce injectSessionParams API in CameraManager (483a178a) · Commits · e / os / android_frameworks_base

core/java/android/hardware/camera2/CameraManager.java

+48 −1

Original line number	Diff line number	Diff line
		@@ -1851,6 +1851,29 @@ public final class CameraManager {
		CameraManagerGlobal.get().remapCameraIds(cameraIdRemapping);
		}

		/**
		* Injects session params into existing clients in the CameraService.
		*
		* @param cameraId The camera id of client to inject session params into.
		* If no such client exists for cameraId, no injection will
		* take place.
		* @param sessionParams A {@link CaptureRequest} object containing the
		* the sessionParams to inject into the existing client.
		*
		* @throws CameraAccessException {@link CameraAccessException#CAMERA_DISCONNECTED} will be
		* thrown if camera service is not available. Further, if
		* if no such client exists for cameraId,
		* {@link CameraAccessException#CAMERA_ERROR} will be thrown.
		* @throws SecurityException If the caller does not have permission to inject session
		* params
		* @hide
		*/
		@RequiresPermission(android.Manifest.permission.CAMERA_INJECT_EXTERNAL_CAMERA)
		public void injectSessionParams(@NonNull String cameraId, @NonNull CaptureRequest sessionParams)
		throws CameraAccessException, SecurityException {
		CameraManagerGlobal.get().injectSessionParams(cameraId, sessionParams);
		}

		/**
		* Reports {@link CameraExtensionSessionStats} to the {@link ICameraService} to be logged for
		* currently active session. Validation is done downstream.
		@@ -2110,6 +2133,30 @@ public final class CameraManager {
		}
		}

		/** Injects session params into an existing client for cameraid. */
		public void injectSessionParams(@NonNull String cameraId,
		@NonNull CaptureRequest sessionParams)
		throws CameraAccessException, SecurityException {
		synchronized (mLock) {
		ICameraService cameraService = getCameraService();
		if (cameraService == null) {
		throw new CameraAccessException(
		CameraAccessException.CAMERA_DISCONNECTED,
		"Camera service is currently unavailable.");
		}

		try {
		cameraService.injectSessionParams(cameraId, sessionParams.getNativeMetadata());
		} catch (ServiceSpecificException e) {
		throwAsPublicException(e);
		} catch (RemoteException e) {
		throw new CameraAccessException(
		CameraAccessException.CAMERA_DISCONNECTED,
		"Camera service is currently unavailable.");
		}
		}
		}

		private String[] extractCameraIdListLocked() {
		String[] cameraIds = null;
		int idCount = 0;