Merge changes from topic "evs_next" (1c5de87a) · Commits · e / os / android_hardware_interfaces

automotive/evs/1.1/Android.bp

+3 −1

Original line number	Diff line number	Diff line
		@@ -10,13 +10,15 @@ hidl_interface {
		"types.hal",
		"IEvsCamera.hal",
		"IEvsCameraStream.hal",
		"IEvsEnumerator.hal",
		],
		interfaces: [
		"android.hardware.automotive.evs@1.0",
		"android.hardware.camera.device@3.2",
		"android.hardware.graphics.common@1.0",
		"android.hardware.graphics.common@1.1",
		"android.hardware.graphics.common@1.2",
		"android.hidl.base@1.0",
		],
		gen_java: true,
		gen_java: false,
		}

automotive/evs/1.1/IEvsCamera.hal

+31 −3

Original line number	Diff line number	Diff line
		@@ -25,6 +25,14 @@ import IEvsCameraStream;
		* Represents a single camera and is the primary interface for capturing images.
		*/
		interface IEvsCamera extends @1.0::IEvsCamera {
		/**
		* Returns the description of this camera.
		*
		* @return info The description of this camera. This must be the same value as
		* reported by EvsEnumerator::getCameraList_1_1().
		*/
		getCameraInfo_1_1() generates (CameraDesc info);

		/**
		* Requests to pause EVS camera stream events.
		*
		@@ -100,7 +108,27 @@ interface IEvsCamera extends @1.0::IEvsCamera {
		unsetMaster() generates (EvsResult result);

		/**
		* Requests to set a camera parameter.
		* Retrieves a list of parameters this camera supports.
		*
		* @return params A list of CameraParam that this camera supports.
		*/
		getParameterList() generates (vec<CameraParam> params);

		/**
		* Requests a valid value range of a camera parameter
		*
		* @param id The identifier of camera parameter, CameraParam enum.
		*
		* @return min The lower bound of valid parameter value range.
		* @return max The upper bound of valid parameter value range.
		* @return step The resolution of values in valid range.
		*/
		getIntParameterRange(CameraParam id)
		generates (int32_t min, int32_t max, int32_t step);

		/**
		* Requests to set a camera parameter. Only a request from the master
		* client will be processed successfully.
		*
		* @param id The identifier of camera parameter, CameraParam enum.
		* value A desired parameter value.
		@@ -114,7 +142,7 @@ interface IEvsCamera extends @1.0::IEvsCamera {
		* from what the client gives if, for example, the
		* driver does not support a target parameter.
		*/
		setParameter(CameraParam id, int32_t value)
		setIntParameter(CameraParam id, int32_t value)
		generates (EvsResult result, int32_t effectiveValue);

		/**
		@@ -126,5 +154,5 @@ interface IEvsCamera extends @1.0::IEvsCamera {
		* not supported.
		* value A value of requested camera parameter.
		*/
		getParameter(CameraParam id) generates(EvsResult result, int32_t value);
		getIntParameter(CameraParam id) generates(EvsResult result, int32_t value);
		};

automotive/evs/1.1/IEvsCameraStream.hal

+18 −1

Original line number	Diff line number	Diff line
		@@ -17,15 +17,32 @@
		package android.hardware.automotive.evs@1.1;

		import @1.0::IEvsCameraStream;
		import @1.1::BufferDesc;
		import @1.1::EvsEvent;

		/**
		* Implemented on client side to receive asynchronous streaming event deliveries.
		*/
		interface IEvsCameraStream extends @1.0::IEvsCameraStream {

		/**
		* Receives calls from the HAL each time a video frame is ready for inspection.
		* Buffer handles received by this method must be returned via calls to
		* IEvsCamera::doneWithFrame_1_1(). When the video stream is stopped via a call
		* to IEvsCamera::stopVideoStream(), this callback may continue to happen for
		* some time as the pipeline drains. Each frame must still be returned.
		* When the last frame in the stream has been delivered, STREAM_STOPPED
		* event must be delivered. No further frame deliveries may happen
		* thereafter.
		*
		* @param buffer a buffer descriptor of a delivered image frame.
		*/
		oneway deliverFrame_1_1(BufferDesc buffer);

		/**
		* Receives calls from the HAL each time an event happens.
		*
		* @param event EVS event with possible event information.
		*/
		oneway notifyEvent(EvsEvent event);
		oneway notify(EvsEvent event);
		};

automotive/evs/1.1/IEvsEnumerator.hal

0 → 100644

+50 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2019 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.hardware.automotive.evs@1.1;

		import IEvsCamera;
		import @1.0::IEvsEnumerator;
		import @1.0::EvsResult;
		import android.hardware.camera.device@3.2::Stream;

		/**
		* Provides the mechanism for EVS camera discovery
		*/
		interface IEvsEnumerator extends @1.0::IEvsEnumerator {
		/**
		* Returns a list of all EVS cameras available to the system
		*
		* @return cameras A list of cameras availale for EVS service.
		*/
		getCameraList_1_1() generates (vec<CameraDesc> cameras);

		/**
		* Gets the IEvsCamera associated with a cameraId from a CameraDesc
		*
		* Given a camera's unique cameraId from CameraDesc, returns the
		* IEvsCamera interface associated with the specified camera. When
		* done using the camera, the caller may release it by calling closeCamera().
		*
		* @param cameraId A unique identifier of the camera.
		* @param streamCfg A stream configuration the client wants to use.
		* @return evsCamera EvsCamera object associated with a given cameraId.
		* Returned object would be null if a camera device does
		* not support a given stream configuration or is already
		* configured differently by another client.
		*/
		openCamera_1_1(string cameraId, Stream streamCfg) generates (IEvsCamera evsCamera);
		};

automotive/evs/1.1/default/Android.bp

+18 −2

Original line number	Diff line number	Diff line
		@@ -7,25 +7,41 @@ cc_binary {
		"service.cpp",
		"EvsCamera.cpp",
		"EvsEnumerator.cpp",
		"EvsDisplay.cpp"
		"EvsDisplay.cpp",
		"ConfigManager.cpp",
		"ConfigManagerUtil.cpp",
		],
		init_rc: ["android.hardware.automotive.evs@1.1-service.rc"],

		shared_libs: [
		"android.hardware.automotive.evs@1.0",
		"android.hardware.automotive.evs@1.1",
		"android.hardware.camera.device@3.2",
		"libbase",
		"libbinder",
		"libcutils",
		"liblog",
		"libhardware",
		"libhidlbase",
		"liblog",
		"libui",
		"libutils",
		"libcamera_metadata",
		"libtinyxml2",
		],

		cflags: [
		"-O0",
		"-g",
		],

		required: [
		"evs_default_configuration.xml",
		],
		}

		prebuilt_etc {
		name: "evs_default_configuration.xml",

		src: "resources/evs_default_configuration.xml",
		sub_dir: "automotive/evs",
		}