struct v4l2_buffer { __u32 index; //缓存编号 enum v4l2_buf_type type; //视频捕获模式 __u32 bytesused; //缓存已使用空间大小 __u32 flags; //缓存当前状态 /* flags 为缓存当前状态(常见值有 V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_QUEUED | V4L2_BUF_FLAG_DONE,分别代表当前缓存已经 映射、...
char name[V4L2_DEVICE_NAME_SIZE]; void (*notify)(struct v4l2_subdev *sd, unsigned int notification, void *arg); struct v4l2_ctrl_handler *ctrl_handler; struct v4l2_prio_state prio; struct mutex ioctl_lock; struct kref ref; void (*release)(struct v4l2_device *v4l2_dev); }; [cpp]...
NvBufSurfTransformSetSessionParams NvBufSurfTransformSyncObjDestroy NvBufSurfTransformSyncObjWait ►NvBufSurface Types and Functions ►NvBufUtils API (Deprecated) ►Libargus Camera API ►V4L2 NV Extensions API ►Sample Applications ►Serializer/Deserializer API ►Data Structures Files ►MoreData...
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(), v4l2_receive_frame(), v4l2_receive_packet(), v4l2_send_frame(), v4l2_try_start(), vaapi_encode_alloc_output_buffer(), vaapi_encode_clear_old(), vaapi_encode_config_attributes(), vaapi_encode_create_recon_frames(), vaapi_encode_free_output_buffer(), vaapi_encode_get_next(), ...
V4L2驱动视频开发要点 2012-04-09 15:16 − V4L2是V4L的升级版本,为linux下视频设备程序提供了一套接口规范。包括一套数据结构和底层V4L2驱动接口。 1、常用的结构体在内核目录include/linux/videodev2.h中定义 struct v4l2_requestbuffers ... javawebsoa 0 453 关于Linux的视频编程(v4l2编程) 2009-09-...