三方应用点击拍照下两次拍照命令问题

来源：互联网发布：lol韧性算法编辑：程序博客网时间：2024/05/18 12:35

status_tCamAdapter::takePicture(){    status_t status = OK;   //     String8 const s8FlashMode = mpParamsMgr->getStr(CameraParameters::KEY_FLASH_MODE);    uint32_t const u4ShotMode = getParamsManager()->getShotMode();MUINT32 u4StrobeMode = 0;if  ( ! s8FlashMode.isEmpty() ){u4StrobeMode = PARAMSMANAGER_MAP_INST(eMapFlashMode)->valueFor(s8FlashMode);}//MY_LOGD("u4ShotMode=%d,eShotMode_NormalShot=%d,u4StrobeMode=%d\n",u4ShotMode,eShotMode_NormalShot,u4StrobeMode); if (mpStateManager->isState(IState::eState_Capture) && u4ShotMode == eShotMode_NormalShot && u4StrobeMode != 2) { usleep(1000 * 1500); goto lbExit; }......

遇到一个三方apk，打开闪关灯，手动对焦后再拍照，会执行拉两次拍照命令导致报错。

10431 02-08 14:15:41.656765 296 1064 D CameraClient: autoFocus (pid 21428)
11702 02-08 14:15:43.028126 296 1705 D CameraClient: takePicture (pid 21428): 0x102
13937 02-08 14:15:44.907736 296 296 D CameraClient: takePicture (pid 21428): 0x102
15112 02-08 14:15:45.711452 296 296 D CameraClient: disconnect E (pid 296)
15113 02-08 14:15:45.711552 296 296 D CameraClient: hardware teardown

规避方法：status_t CamAdapter::takePicture()函数里面过滤，判断当前是否处于拍照状态

if (mpStateManager->isState(IState::eState_Capture)

，如果是，此次拍照不做任何操作，直接退出。

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