自 2025 年 3 月 27 日起,我們建議您使用 android-latest-release
而非 aosp-main
建構及貢獻 AOSP。詳情請參閱「Android 開放原始碼計畫變更」。
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
vehicle_camera_module_t 結構體參考資料
#include <
vehicle_camera.h
>
每個硬體模組都必須有名為 HAL_MODULE_INFO_SYM 的資料結構,且此資料結構的欄位必須以
hw_module_t
開頭,後面接著模組專屬資訊。
定義位於檔案
vehicle_camera.h
的
92
行。
const uint32_t*(* get_camera_device_list)(uint32_t *num_cameras)
|
針對車輛上安裝的攝影機查詢硬體
-
參數
-
num_cameras
|
- 可用的攝影機裝置數量。如果傳回 0,表示發生錯誤,且傳回指標應為 NULL。 |
-
退貨
-
指向 vehicle_camera_type_t 陣列的指標,用於表示已安裝哪些攝影機。這個指標僅在車輛 HAL 載入時有效。如果指標為 NULL,則表示發生錯誤,且 num_cameras 應為 0。
定義位於檔案
vehicle_camera.h
的
105
行。
這個結構體的說明文件是由下列檔案產生:
這個頁面中的內容和程式碼範例均受《內容授權》中的授權所規範。Java 與 OpenJDK 是 Oracle 和/或其關係企業的商標或註冊商標。
上次更新時間:2025-07-26 (世界標準時間)。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-07-26 (世界標準時間)。"],[],[],null,["# Android Hardware Abstraction Layer: vehicle_camera_module_t Struct Reference\n\nvehicle_camera_module_t Struct Reference\n========================================\n\n[Data Fields](#pub-attribs) \nvehicle_camera_module_t Struct Reference \n\n`\n#include \u003c\n`[vehicle_camera.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)`\n\u003e\n`\n\n|----------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------|\n| Data Fields ----------- ||\n| struct [hw_module_t](/reference/hal/structhw__module__t) | [common](/reference/hal/structvehicle__camera__module__t#a71ea01183b3998cad6a2301a37a42fc7) |\n| ||\n| const uint32_t \\*(\\* | [get_camera_device_list](/reference/hal/structvehicle__camera__module__t#abe4cdad4fc42a1a1fdee2f35eecedbaa) )(uint32_t \\*num_cameras) |\n| ||\n\n\nDetailed Description\n--------------------\n\n\nEvery hardware module must have a data structure named HAL_MODULE_INFO_SYM and the fields of this data structure must begin with\n[hw_module_t](/reference/hal/structhw__module__t)\nfollowed by module specific information.\n\n\nDefinition at line\n[92](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)\nof file\n[vehicle_camera.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)\n.\n\nField Documentation\n-------------------\n\n\n|-----------------------------------------------------------------|\n| struct [hw_module_t](/reference/hal/structhw__module__t) common |\n\n\nDefinition at line\n[93](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)\nof file\n[vehicle_camera.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)\n.\n\n|---------------------------------------------------------------------|\n| const uint32_t\\*(\\* get_camera_device_list)(uint32_t \\*num_cameras) |\n\n\nQueries the HW for the cameras installed on the vehicle\n\n\nParameters\n:\n\n |-------------|---------------------------------------------------------------------------------------------------------------------|\n | num_cameras | - number of camera devices available. If 0 is returned, an error has occurred and the return pointer shall be NULL. |\n\n\nReturns\n:\n pointer to an array of vehicle_camera_type_t to denote which cameras are installed. This pointer is only valid while the vehicle hal is loaded. If the pointer is NULL, then an error has occurred and num_cameras shall be 0.\n\n\nDefinition at line\n[105](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)\nof file\n[vehicle_camera.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)\n.\n\n*** ** * ** ***\n\nThe documentation for this struct was generated from the following file:\n\n- hardware/libhardware/include/hardware/ [vehicle_camera.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/vehicle_camera.h)"]]