__u32 width;
__u32 height;
__u32 pixelformat;
- enum v4l2_field field;
+ __u32 field; /* enum v4l2_field */
__u32 bytesperline; /* for padding, zero if unused */
__u32 sizeimage;
- enum v4l2_colorspace colorspace;
+ __u32 colorspace; /* enum v4l2_colorspace */
__u32 priv; /* private data, depends on pixelformat */
};
*/
struct v4l2_fmtdesc {
__u32 index; /* Format number */
- enum v4l2_buf_type type; /* buffer type */
+ __u32 type; /* enum v4l2_buf_type */
__u32 flags;
__u8 description[32]; /* Description string */
__u32 pixelformat; /* Format fourcc */
*/
struct v4l2_requestbuffers {
__u32 count;
- enum v4l2_buf_type type;
- enum v4l2_memory memory;
+ __u32 type; /* enum v4l2_buf_type */
+ __u32 memory; /* enum v4l2_memory */
__u32 reserved[2];
};
/**
* struct v4l2_buffer - video buffer info
* @index: id number of the buffer
- * @type: buffer type (type == *_MPLANE for multiplanar buffers)
+ * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
+ * multiplanar buffers);
* @bytesused: number of bytes occupied by data in the buffer (payload);
* unused (set to 0) for multiplanar buffers
* @flags: buffer informational flags
- * @field: field order of the image in the buffer
+ * @field: enum v4l2_field; field order of the image in the buffer
* @timestamp: frame timestamp
* @timecode: frame timecode
* @sequence: sequence count of this frame
- * @memory: the method, in which the actual video data is passed
+ * @memory: enum v4l2_memory; the method, in which the actual video data is
+ * passed
* @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
* offset from the start of the device memory for this plane,
* (or a "cookie" that should be passed to mmap() as offset)
*/
struct v4l2_buffer {
__u32 index;
- enum v4l2_buf_type type;
+ __u32 type;
__u32 bytesused;
__u32 flags;
- enum v4l2_field field;
+ __u32 field;
struct timeval timestamp;
struct v4l2_timecode timecode;
__u32 sequence;
/* memory location */
- enum v4l2_memory memory;
+ __u32 memory;
union {
__u32 offset;
unsigned long userptr;
struct v4l2_window {
struct v4l2_rect w;
- enum v4l2_field field;
+ __u32 field; /* enum v4l2_field */
__u32 chromakey;
struct v4l2_clip __user *clips;
__u32 clipcount;
* I N P U T I M A G E C R O P P I N G
*/
struct v4l2_cropcap {
- enum v4l2_buf_type type;
+ __u32 type; /* enum v4l2_buf_type */
struct v4l2_rect bounds;
struct v4l2_rect defrect;
struct v4l2_fract pixelaspect;
};
struct v4l2_crop {
- enum v4l2_buf_type type;
+ __u32 type; /* enum v4l2_buf_type */
struct v4l2_rect c;
};
__u8 name[32]; /* Label */
__u32 type; /* Type of input */
__u32 audioset; /* Associated audios (bitfield) */
- __u32 tuner; /* Associated tuner */
+ __u32 tuner; /* enum v4l2_tuner_type */
v4l2_std_id std;
__u32 status;
__u32 capabilities;
/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
struct v4l2_queryctrl {
__u32 id;
- enum v4l2_ctrl_type type;
+ __u32 type; /* enum v4l2_ctrl_type */
__u8 name[32]; /* Whatever */
__s32 minimum; /* Note signedness */
__s32 maximum;
struct v4l2_tuner {
__u32 index;
__u8 name[32];
- enum v4l2_tuner_type type;
+ __u32 type; /* enum v4l2_tuner_type */
__u32 capability;
__u32 rangelow;
__u32 rangehigh;
struct v4l2_frequency {
__u32 tuner;
- enum v4l2_tuner_type type;
+ __u32 type; /* enum v4l2_tuner_type */
__u32 frequency;
__u32 reserved[8];
};
struct v4l2_hw_freq_seek {
__u32 tuner;
- enum v4l2_tuner_type type;
+ __u32 type; /* enum v4l2_tuner_type */
__u32 seek_upward;
__u32 wrap_around;
__u32 spacing;
(equals frame lines 313-336 for 625 line video
standards, 263-286 for 525 line standards) */
__u16 service_lines[2][24];
- enum v4l2_buf_type type;
+ __u32 type; /* enum v4l2_buf_type */
__u32 reserved[3]; /* must be 0 */
};
* @width: image width in pixels
* @height: image height in pixels
* @pixelformat: little endian four character code (fourcc)
- * @field: field order (for interlaced video)
- * @colorspace: supplemental to pixelformat
+ * @field: enum v4l2_field; field order (for interlaced video)
+ * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
* @plane_fmt: per-plane information
* @num_planes: number of planes for this format
*/
__u32 width;
__u32 height;
__u32 pixelformat;
- enum v4l2_field field;
- enum v4l2_colorspace colorspace;
+ __u32 field;
+ __u32 colorspace;
struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
__u8 num_planes;
/**
* struct v4l2_format - stream data format
- * @type: type of the data stream
+ * @type: enum v4l2_buf_type; type of the data stream
* @pix: definition of an image format
* @pix_mp: definition of a multiplanar image format
* @win: definition of an overlaid image
* @raw_data: placeholder for future extensions and custom formats
*/
struct v4l2_format {
- enum v4l2_buf_type type;
+ __u32 type;
union {
struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
/* Stream type-dependent parameters
*/
struct v4l2_streamparm {
- enum v4l2_buf_type type;
+ __u32 type; /* enum v4l2_buf_type */
union {
struct v4l2_captureparm capture;
struct v4l2_outputparm output;
* @index: on return, index of the first created buffer
* @count: entry: number of requested buffers,
* return: number of created buffers
- * @memory: buffer memory type
+ * @memory: enum v4l2_memory; buffer memory type
* @format: frame format, for which buffers are requested
* @reserved: future extensions
*/
struct v4l2_create_buffers {
__u32 index;
__u32 count;
- enum v4l2_memory memory;
+ __u32 memory;
struct v4l2_format format;
__u32 reserved[8];
};
#define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
#define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
#define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
-#define VIDIOC_G_PRIORITY _IOR('V', 67, enum v4l2_priority)
-#define VIDIOC_S_PRIORITY _IOW('V', 68, enum v4l2_priority)
+#define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */
+#define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */
#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
#define VIDIOC_LOG_STATUS _IO('V', 70)
#define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
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