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Commit 2882bb9a authored by Ruben Brunk's avatar Ruben Brunk Committed by Android (Google) Code Review
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Merge "camera2: Fix arbitration priority calculation." into mnc-dev

parents 94183482 be0b6b4a

services/camera/libcameraservice/CameraService.cpp

+5 −27
Original line number Diff line number Diff line
@@ -519,34 +519,12 @@ String8 CameraService::getFormattedCurrentTime() { 
int CameraService::getCameraPriorityFromProcState(int procState) {

    // Find the priority for the camera usage based on the process state.  Higher priority clients

    // win for evictions.

    // Note: Unlike the ordering for ActivityManager, persistent system processes will always lose

    //       the camera to the top/foreground applications.

    switch(procState) {

        case PROCESS_STATE_TOP: // User visible

            return 100;

        case PROCESS_STATE_IMPORTANT_FOREGROUND: // Foreground

            return 90;

        case PROCESS_STATE_PERSISTENT: // Persistent system services

        case PROCESS_STATE_PERSISTENT_UI:

            return 80;

        case PROCESS_STATE_IMPORTANT_BACKGROUND: // "Important" background processes

            return 70;

        case PROCESS_STATE_BACKUP: // Everything else

        case PROCESS_STATE_HEAVY_WEIGHT:

        case PROCESS_STATE_SERVICE:

        case PROCESS_STATE_RECEIVER:

        case PROCESS_STATE_HOME:

        case PROCESS_STATE_LAST_ACTIVITY:

        case PROCESS_STATE_CACHED_ACTIVITY:

        case PROCESS_STATE_CACHED_ACTIVITY_CLIENT:

        case PROCESS_STATE_CACHED_EMPTY:

            return 1;

        case PROCESS_STATE_NONEXISTENT:

            return -1;

        default:

            ALOGE("%s: Received unknown process state from ActivityManagerService!", __FUNCTION__);

    if (procState < 0) {

        ALOGE("%s: Received invalid process state %d from ActivityManagerService!", __FUNCTION__,

                procState);

        return -1;

    }

    return INT_MAX - procState;

}



status_t CameraService::getCameraVendorTagDescriptor(/*out*/sp<VendorTagDescriptor>& desc) {

services/camera/libcameraservice/CameraService.h

+1 −15
Original line number Diff line number Diff line
@@ -71,22 +71,8 @@ public: 
        API_2 = 2

    };



    // Process States (mirrors frameworks/base/core/java/android/app/ActivityManager.java)

    // Process state (mirrors frameworks/base/core/java/android/app/ActivityManager.java)

    static const int PROCESS_STATE_NONEXISTENT = -1;

    static const int PROCESS_STATE_PERSISTENT = 0;

    static const int PROCESS_STATE_PERSISTENT_UI = 1;

    static const int PROCESS_STATE_TOP = 2;

    static const int PROCESS_STATE_IMPORTANT_FOREGROUND = 3;

    static const int PROCESS_STATE_IMPORTANT_BACKGROUND = 4;

    static const int PROCESS_STATE_BACKUP = 5;

    static const int PROCESS_STATE_HEAVY_WEIGHT = 6;

    static const int PROCESS_STATE_SERVICE = 7;

    static const int PROCESS_STATE_RECEIVER = 8;

    static const int PROCESS_STATE_HOME = 9;

    static const int PROCESS_STATE_LAST_ACTIVITY = 10;

    static const int PROCESS_STATE_CACHED_ACTIVITY = 11;

    static const int PROCESS_STATE_CACHED_ACTIVITY_CLIENT = 12;

    static const int PROCESS_STATE_CACHED_EMPTY = 13;



    // 3 second busy timeout when other clients are connecting

    static const nsecs_t DEFAULT_CONNECT_TIMEOUT_NS = 3000000000;