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而非 aosp-main
构建 AOSP 并为其做出贡献。如需了解详情,请参阅 AOSP 的变更。
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根据您的偏好保存内容并对其进行分类。
camera2_stream_in_ops 结构体参考文档
#include <
camera2.h
>
输入重新处理流队列管理。在 allocate_reprocess_stream() 中,系统会向 HAL 设备提供一组此类方法;这些方法用于与重新处理流的输入 gralloc 缓冲区队列进行交互。
定义位于文件
camera2.h
的
160
行。
获取要重新处理的下一个缓冲区图片数据。缓冲区的宽度、高度和格式在 allocate_reprocess_stream() 中固定,并且应根据需要从平台 gralloc 模块查询步长和其他详细信息。缓冲区将已锁定以供使用。
定义位于文件
camera2.h
的
167
行。
此结构体的文档是根据以下文件生成的:
-
hardware/libhardware/include/hardware/
camera2.h
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最后更新时间 (UTC):2025-07-27。
[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-07-27。"],[],[],null,["# Android Hardware Abstraction Layer: camera2_stream_in_ops Struct Reference\n\ncamera2_stream_in_ops Struct Reference\n======================================\n\n[Data Fields](#pub-attribs) \ncamera2_stream_in_ops Struct Reference \n\n`\n#include \u003c\n`[camera2.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)`\n\u003e\n`\n\n|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Data Fields ----------- ||\n| int(\\* | [acquire_buffer](/reference/hal/structcamera2__stream__in__ops#ad1cbdf6fe238b117ad8a4d9db141b1cb) )(const struct [camera2_stream_in_ops](/reference/hal/structcamera2__stream__in__ops) \\*w, buffer_handle_t \\*\\*buffer) |\n| ||\n| int(\\* | [release_buffer](/reference/hal/structcamera2__stream__in__ops#aa6a176542d2ed5e9c65240dbec41b38b) )(const struct [camera2_stream_in_ops](/reference/hal/structcamera2__stream__in__ops) \\*w, buffer_handle_t \\*buffer) |\n| ||\n\n\nDetailed Description\n--------------------\n\n\nInput reprocess stream queue management. A set of these methods is provided to the HAL device in allocate_reprocess_stream(); they are used to interact with the reprocess stream's input gralloc buffer queue.\n\n\nDefinition at line\n[160](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)\nof file\n[camera2.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)\n.\n\nField Documentation\n-------------------\n\n\n|---------------------------------------------------------------------------------------------------------------------------------------------|\n| int(\\* acquire_buffer)(const struct [camera2_stream_in_ops](/reference/hal/structcamera2__stream__in__ops) \\*w, buffer_handle_t \\*\\*buffer) |\n\n\nGet the next buffer of image data to reprocess. The width, height, and format of the buffer is fixed in allocate_reprocess_stream(), and the stride and other details should be queried from the platform gralloc module as needed. The buffer will already be locked for use.\n\n\nDefinition at line\n[167](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)\nof file\n[camera2.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)\n.\n\n|-------------------------------------------------------------------------------------------------------------------------------------------|\n| int(\\* release_buffer)(const struct [camera2_stream_in_ops](/reference/hal/structcamera2__stream__in__ops) \\*w, buffer_handle_t \\*buffer) |\n\n\nReturn a used buffer to the buffer queue for reuse.\n\n\nDefinition at line\n[172](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)\nof file\n[camera2.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)\n.\n\n*** ** * ** ***\n\nThe documentation for this struct was generated from the following file:\n\n- hardware/libhardware/include/hardware/ [camera2.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/camera2.h)"]]