Merge "Camera: Define camera stream proto separately" into sc-dev am: d24cabd8

        "android.security.vpnprofilestore-java",

        "android.system.keystore2-V1-java",

        "android.system.suspend.control.internal-java",

        "cameraprotosnano",

        "devicepolicyprotosnano",

        "com.android.sysprop.apex",

/*

 * Copyright (C) 2020 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.

 */

syntax = "proto2";

package android.stats.camera;

option java_package = "android.stats.camera";

option java_outer_classname = "CameraProtos";

/**

 * CameraStreamProto from atoms.proto, duplicated here so that it's accessible from the

 * logging code. Must be kept in sync with the definition in atoms.proto.

 */

message CameraStreamProto {

    // The stream width (in pixels)

    optional int32 width = 1;

    // The stream height (in pixels)

    optional int32 height = 2;

    // The format of the stream

    optional int32 format = 3;

    // The dataspace of the stream

    optional int32 data_space = 4;

    // The usage flag of the stream

    optional int64 usage = 5;

    // The number of requests for this stream

    optional int64 request_count = 6;

    // The number of buffer error for this stream

    optional int64 error_count = 7;

    // The capture latency of first request for this stream

    optional int32 first_capture_latency_millis = 8;

    // The maximum number of hal buffers

    optional int32 max_hal_buffers = 9;

    // The maximum number of app buffers

    optional int32 max_app_buffers = 10;

    // Type of stream histogram

    // 1: Capture latency: bin size in milliseconds

    enum HistogramType {

        UNKNOWN = 0;

        CAPTURE_LATENCY = 1;

    }

    optional HistogramType histogram_type = 11;

    // The boundary values between histogram bins

    // Expected number of fields: 9

    repeated float histogram_bins = 12;

    // The frame counts for each histogram bins

    // Expected number of fields: 10

    repeated int64 histogram_counts = 13;

}

import android.os.SystemClock;

import android.os.SystemProperties;

import android.os.UserManager;

import android.stats.camera.nano.CameraStreamProto;

import android.stats.camera.nano.CameraProtos.CameraStreamProto;

import android.util.ArrayMap;

import android.util.ArraySet;

import android.util.Slog;