X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=i686-linux-gnu-4.7%2Fusr%2Finclude%2Flinux%2Fuvcvideo.h;fp=i686-linux-gnu-4.7%2Fusr%2Finclude%2Flinux%2Fuvcvideo.h;h=cae851b3bb6e89e1f471a52c41b524d783907292;hb=94df942c2c7bd3457276fe5b7367623cbb8c1302;hp=0000000000000000000000000000000000000000;hpb=4dd7d9155a920895ff7b1cb6b9c9c676aa62000a;p=cross.git diff --git a/i686-linux-gnu-4.7/usr/include/linux/uvcvideo.h b/i686-linux-gnu-4.7/usr/include/linux/uvcvideo.h new file mode 100644 index 0000000..cae851b --- /dev/null +++ b/i686-linux-gnu-4.7/usr/include/linux/uvcvideo.h @@ -0,0 +1,99 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef __LINUX_UVCVIDEO_H_ +#define __LINUX_UVCVIDEO_H_ + +#include +#include + +/* + * Dynamic controls + */ + +/* Data types for UVC control data */ +#define UVC_CTRL_DATA_TYPE_RAW 0 +#define UVC_CTRL_DATA_TYPE_SIGNED 1 +#define UVC_CTRL_DATA_TYPE_UNSIGNED 2 +#define UVC_CTRL_DATA_TYPE_BOOLEAN 3 +#define UVC_CTRL_DATA_TYPE_ENUM 4 +#define UVC_CTRL_DATA_TYPE_BITMASK 5 + +/* Control flags */ +#define UVC_CTRL_FLAG_SET_CUR (1 << 0) +#define UVC_CTRL_FLAG_GET_CUR (1 << 1) +#define UVC_CTRL_FLAG_GET_MIN (1 << 2) +#define UVC_CTRL_FLAG_GET_MAX (1 << 3) +#define UVC_CTRL_FLAG_GET_RES (1 << 4) +#define UVC_CTRL_FLAG_GET_DEF (1 << 5) +/* Control should be saved at suspend and restored at resume. */ +#define UVC_CTRL_FLAG_RESTORE (1 << 6) +/* Control can be updated by the camera. */ +#define UVC_CTRL_FLAG_AUTO_UPDATE (1 << 7) +/* Control supports asynchronous reporting */ +#define UVC_CTRL_FLAG_ASYNCHRONOUS (1 << 8) + +#define UVC_CTRL_FLAG_GET_RANGE \ + (UVC_CTRL_FLAG_GET_CUR | UVC_CTRL_FLAG_GET_MIN | \ + UVC_CTRL_FLAG_GET_MAX | UVC_CTRL_FLAG_GET_RES | \ + UVC_CTRL_FLAG_GET_DEF) + +struct uvc_menu_info { + __u32 value; + __u8 name[32]; +}; + +struct uvc_xu_control_mapping { + __u32 id; + __u8 name[32]; + __u8 entity[16]; + __u8 selector; + + __u8 size; + __u8 offset; + __u32 v4l2_type; + __u32 data_type; + + struct uvc_menu_info *menu_info; + __u32 menu_count; + + __u32 reserved[4]; +}; + +struct uvc_xu_control_query { + __u8 unit; + __u8 selector; + __u8 query; /* Video Class-Specific Request Code, */ + /* defined in linux/usb/video.h A.8. */ + __u16 size; + __u8 *data; +}; + +#define UVCIOC_CTRL_MAP _IOWR('u', 0x20, struct uvc_xu_control_mapping) +#define UVCIOC_CTRL_QUERY _IOWR('u', 0x21, struct uvc_xu_control_query) + +/* + * Metadata node + */ + +/** + * struct uvc_meta_buf - metadata buffer building block + * @ns - system timestamp of the payload in nanoseconds + * @sof - USB Frame Number + * @length - length of the payload header + * @flags - payload header flags + * @buf - optional device-specific header data + * + * UVC metadata nodes fill buffers with possibly multiple instances of this + * struct. The first two fields are added by the driver, they can be used for + * clock synchronisation. The rest is an exact copy of a UVC payload header. + * Only complete objects with complete buffers are included. Therefore it's + * always sizeof(meta->ts) + sizeof(meta->sof) + meta->length bytes large. + */ +struct uvc_meta_buf { + __u64 ns; + __u16 sof; + __u8 length; + __u8 flags; + __u8 buf[]; +} __attribute__((packed)); + +#endif