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      1 /****************************************************************************
      2  ****************************************************************************
      3  ***
      4  ***   This header was automatically generated from a Linux kernel header
      5  ***   of the same name, to make information necessary for userspace to
      6  ***   call into the kernel available to libc.  It contains only constants,
      7  ***   structures, and macros generated from the original header, and thus,
      8  ***   contains no copyrightable information.
      9  ***
     10  ***   To edit the content of this header, modify the corresponding
     11  ***   source file (e.g. under external/kernel-headers/original/) then
     12  ***   run bionic/libc/kernel/tools/update_all.py
     13  ***
     14  ***   Any manual change here will be lost the next time this script will
     15  ***   be run. You've been warned!
     16  ***
     17  ****************************************************************************
     18  ****************************************************************************/
     19 #ifndef _UAPI__LINUX_VIDEODEV2_H
     20 #define _UAPI__LINUX_VIDEODEV2_H
     21 #include <sys/time.h>
     22 #include <linux/compiler.h>
     23 #include <linux/ioctl.h>
     24 #include <linux/types.h>
     25 #include <linux/v4l2-common.h>
     26 #include <linux/v4l2-controls.h>
     27 #define VIDEO_MAX_FRAME 32
     28 #define VIDEO_MAX_PLANES 8
     29 #define v4l2_fourcc(a,b,c,d) ((__u32) (a) | ((__u32) (b) << 8) | ((__u32) (c) << 16) | ((__u32) (d) << 24))
     30 #define v4l2_fourcc_be(a,b,c,d) (v4l2_fourcc(a, b, c, d) | (1 << 31))
     31 enum v4l2_field {
     32   V4L2_FIELD_ANY = 0,
     33   V4L2_FIELD_NONE = 1,
     34   V4L2_FIELD_TOP = 2,
     35   V4L2_FIELD_BOTTOM = 3,
     36   V4L2_FIELD_INTERLACED = 4,
     37   V4L2_FIELD_SEQ_TB = 5,
     38   V4L2_FIELD_SEQ_BT = 6,
     39   V4L2_FIELD_ALTERNATE = 7,
     40   V4L2_FIELD_INTERLACED_TB = 8,
     41   V4L2_FIELD_INTERLACED_BT = 9,
     42 };
     43 #define V4L2_FIELD_HAS_TOP(field) ((field) == V4L2_FIELD_TOP || (field) == V4L2_FIELD_INTERLACED || (field) == V4L2_FIELD_INTERLACED_TB || (field) == V4L2_FIELD_INTERLACED_BT || (field) == V4L2_FIELD_SEQ_TB || (field) == V4L2_FIELD_SEQ_BT)
     44 #define V4L2_FIELD_HAS_BOTTOM(field) ((field) == V4L2_FIELD_BOTTOM || (field) == V4L2_FIELD_INTERLACED || (field) == V4L2_FIELD_INTERLACED_TB || (field) == V4L2_FIELD_INTERLACED_BT || (field) == V4L2_FIELD_SEQ_TB || (field) == V4L2_FIELD_SEQ_BT)
     45 #define V4L2_FIELD_HAS_BOTH(field) ((field) == V4L2_FIELD_INTERLACED || (field) == V4L2_FIELD_INTERLACED_TB || (field) == V4L2_FIELD_INTERLACED_BT || (field) == V4L2_FIELD_SEQ_TB || (field) == V4L2_FIELD_SEQ_BT)
     46 #define V4L2_FIELD_HAS_T_OR_B(field) ((field) == V4L2_FIELD_BOTTOM || (field) == V4L2_FIELD_TOP || (field) == V4L2_FIELD_ALTERNATE)
     47 enum v4l2_buf_type {
     48   V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
     49   V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
     50   V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
     51   V4L2_BUF_TYPE_VBI_CAPTURE = 4,
     52   V4L2_BUF_TYPE_VBI_OUTPUT = 5,
     53   V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
     54   V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
     55   V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
     56   V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
     57   V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
     58   V4L2_BUF_TYPE_SDR_CAPTURE = 11,
     59   V4L2_BUF_TYPE_SDR_OUTPUT = 12,
     60   V4L2_BUF_TYPE_PRIVATE = 0x80,
     61 };
     62 #define V4L2_TYPE_IS_MULTIPLANAR(type) ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
     63 #define V4L2_TYPE_IS_OUTPUT(type) ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY || (type) == V4L2_BUF_TYPE_VBI_OUTPUT || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT || (type) == V4L2_BUF_TYPE_SDR_OUTPUT)
     64 enum v4l2_tuner_type {
     65   V4L2_TUNER_RADIO = 1,
     66   V4L2_TUNER_ANALOG_TV = 2,
     67   V4L2_TUNER_DIGITAL_TV = 3,
     68   V4L2_TUNER_SDR = 4,
     69   V4L2_TUNER_RF = 5,
     70 };
     71 #define V4L2_TUNER_ADC V4L2_TUNER_SDR
     72 enum v4l2_memory {
     73   V4L2_MEMORY_MMAP = 1,
     74   V4L2_MEMORY_USERPTR = 2,
     75   V4L2_MEMORY_OVERLAY = 3,
     76   V4L2_MEMORY_DMABUF = 4,
     77 };
     78 enum v4l2_colorspace {
     79   V4L2_COLORSPACE_DEFAULT = 0,
     80   V4L2_COLORSPACE_SMPTE170M = 1,
     81   V4L2_COLORSPACE_SMPTE240M = 2,
     82   V4L2_COLORSPACE_REC709 = 3,
     83   V4L2_COLORSPACE_BT878 = 4,
     84   V4L2_COLORSPACE_470_SYSTEM_M = 5,
     85   V4L2_COLORSPACE_470_SYSTEM_BG = 6,
     86   V4L2_COLORSPACE_JPEG = 7,
     87   V4L2_COLORSPACE_SRGB = 8,
     88   V4L2_COLORSPACE_ADOBERGB = 9,
     89   V4L2_COLORSPACE_BT2020 = 10,
     90   V4L2_COLORSPACE_RAW = 11,
     91   V4L2_COLORSPACE_DCI_P3 = 12,
     92 };
     93 #define V4L2_MAP_COLORSPACE_DEFAULT(is_sdtv,is_hdtv) ((is_sdtv) ? V4L2_COLORSPACE_SMPTE170M : ((is_hdtv) ? V4L2_COLORSPACE_REC709 : V4L2_COLORSPACE_SRGB))
     94 enum v4l2_xfer_func {
     95   V4L2_XFER_FUNC_DEFAULT = 0,
     96   V4L2_XFER_FUNC_709 = 1,
     97   V4L2_XFER_FUNC_SRGB = 2,
     98   V4L2_XFER_FUNC_ADOBERGB = 3,
     99   V4L2_XFER_FUNC_SMPTE240M = 4,
    100   V4L2_XFER_FUNC_NONE = 5,
    101   V4L2_XFER_FUNC_DCI_P3 = 6,
    102   V4L2_XFER_FUNC_SMPTE2084 = 7,
    103 };
    104 #define V4L2_MAP_XFER_FUNC_DEFAULT(colsp) ((colsp) == V4L2_COLORSPACE_ADOBERGB ? V4L2_XFER_FUNC_ADOBERGB : ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_XFER_FUNC_SMPTE240M : ((colsp) == V4L2_COLORSPACE_DCI_P3 ? V4L2_XFER_FUNC_DCI_P3 : ((colsp) == V4L2_COLORSPACE_RAW ? V4L2_XFER_FUNC_NONE : ((colsp) == V4L2_COLORSPACE_SRGB || (colsp) == V4L2_COLORSPACE_JPEG ? V4L2_XFER_FUNC_SRGB : V4L2_XFER_FUNC_709)))))
    105 enum v4l2_ycbcr_encoding {
    106   V4L2_YCBCR_ENC_DEFAULT = 0,
    107   V4L2_YCBCR_ENC_601 = 1,
    108   V4L2_YCBCR_ENC_709 = 2,
    109   V4L2_YCBCR_ENC_XV601 = 3,
    110   V4L2_YCBCR_ENC_XV709 = 4,
    111   V4L2_YCBCR_ENC_SYCC = 5,
    112   V4L2_YCBCR_ENC_BT2020 = 6,
    113   V4L2_YCBCR_ENC_BT2020_CONST_LUM = 7,
    114   V4L2_YCBCR_ENC_SMPTE240M = 8,
    115 };
    116 enum v4l2_hsv_encoding {
    117   V4L2_HSV_ENC_180 = 128,
    118   V4L2_HSV_ENC_256 = 129,
    119 };
    120 #define V4L2_MAP_YCBCR_ENC_DEFAULT(colsp) (((colsp) == V4L2_COLORSPACE_REC709 || (colsp) == V4L2_COLORSPACE_DCI_P3) ? V4L2_YCBCR_ENC_709 : ((colsp) == V4L2_COLORSPACE_BT2020 ? V4L2_YCBCR_ENC_BT2020 : ((colsp) == V4L2_COLORSPACE_SMPTE240M ? V4L2_YCBCR_ENC_SMPTE240M : V4L2_YCBCR_ENC_601)))
    121 enum v4l2_quantization {
    122   V4L2_QUANTIZATION_DEFAULT = 0,
    123   V4L2_QUANTIZATION_FULL_RANGE = 1,
    124   V4L2_QUANTIZATION_LIM_RANGE = 2,
    125 };
    126 #define V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb_or_hsv,colsp,ycbcr_enc) (((is_rgb_or_hsv) && (colsp) == V4L2_COLORSPACE_BT2020) ? V4L2_QUANTIZATION_LIM_RANGE : (((is_rgb_or_hsv) || (ycbcr_enc) == V4L2_YCBCR_ENC_XV601 || (ycbcr_enc) == V4L2_YCBCR_ENC_XV709 || (colsp) == V4L2_COLORSPACE_JPEG) ? V4L2_QUANTIZATION_FULL_RANGE : V4L2_QUANTIZATION_LIM_RANGE))
    127 enum v4l2_priority {
    128   V4L2_PRIORITY_UNSET = 0,
    129   V4L2_PRIORITY_BACKGROUND = 1,
    130   V4L2_PRIORITY_INTERACTIVE = 2,
    131   V4L2_PRIORITY_RECORD = 3,
    132   V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
    133 };
    134 struct v4l2_rect {
    135   __s32 left;
    136   __s32 top;
    137   __u32 width;
    138   __u32 height;
    139 };
    140 struct v4l2_fract {
    141   __u32 numerator;
    142   __u32 denominator;
    143 };
    144 struct v4l2_capability {
    145   __u8 driver[16];
    146   __u8 card[32];
    147   __u8 bus_info[32];
    148   __u32 version;
    149   __u32 capabilities;
    150   __u32 device_caps;
    151   __u32 reserved[3];
    152 };
    153 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001
    154 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002
    155 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004
    156 #define V4L2_CAP_VBI_CAPTURE 0x00000010
    157 #define V4L2_CAP_VBI_OUTPUT 0x00000020
    158 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040
    159 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080
    160 #define V4L2_CAP_RDS_CAPTURE 0x00000100
    161 #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200
    162 #define V4L2_CAP_HW_FREQ_SEEK 0x00000400
    163 #define V4L2_CAP_RDS_OUTPUT 0x00000800
    164 #define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
    165 #define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
    166 #define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
    167 #define V4L2_CAP_VIDEO_M2M 0x00008000
    168 #define V4L2_CAP_TUNER 0x00010000
    169 #define V4L2_CAP_AUDIO 0x00020000
    170 #define V4L2_CAP_RADIO 0x00040000
    171 #define V4L2_CAP_MODULATOR 0x00080000
    172 #define V4L2_CAP_SDR_CAPTURE 0x00100000
    173 #define V4L2_CAP_EXT_PIX_FORMAT 0x00200000
    174 #define V4L2_CAP_SDR_OUTPUT 0x00400000
    175 #define V4L2_CAP_READWRITE 0x01000000
    176 #define V4L2_CAP_ASYNCIO 0x02000000
    177 #define V4L2_CAP_STREAMING 0x04000000
    178 #define V4L2_CAP_TOUCH 0x10000000
    179 #define V4L2_CAP_DEVICE_CAPS 0x80000000
    180 struct v4l2_pix_format {
    181   __u32 width;
    182   __u32 height;
    183   __u32 pixelformat;
    184   __u32 field;
    185   __u32 bytesperline;
    186   __u32 sizeimage;
    187   __u32 colorspace;
    188   __u32 priv;
    189   __u32 flags;
    190   union {
    191     __u32 ycbcr_enc;
    192     __u32 hsv_enc;
    193   };
    194   __u32 quantization;
    195   __u32 xfer_func;
    196 };
    197 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1')
    198 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4')
    199 #define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2')
    200 #define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2')
    201 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O')
    202 #define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5')
    203 #define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5')
    204 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P')
    205 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q')
    206 #define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5')
    207 #define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5')
    208 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R')
    209 #define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H')
    210 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3')
    211 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3')
    212 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4')
    213 #define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4')
    214 #define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4')
    215 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4')
    216 #define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4')
    217 #define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4')
    218 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y')
    219 #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ')
    220 #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ')
    221 #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ')
    222 #define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ')
    223 #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ')
    224 #define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ')
    225 #define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B')
    226 #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8')
    227 #define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ')
    228 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V')
    229 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V')
    230 #define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U')
    231 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y')
    232 #define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y')
    233 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P')
    234 #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4')
    235 #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O')
    236 #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P')
    237 #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4')
    238 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4')
    239 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2')
    240 #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0')
    241 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2')
    242 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1')
    243 #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6')
    244 #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1')
    245 #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4')
    246 #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2')
    247 #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2')
    248 #define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1')
    249 #define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6')
    250 #define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1')
    251 #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2')
    252 #define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2')
    253 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9')
    254 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9')
    255 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P')
    256 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2')
    257 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2')
    258 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P')
    259 #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2')
    260 #define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1')
    261 #define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6')
    262 #define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1')
    263 #define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4')
    264 #define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2')
    265 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1')
    266 #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G')
    267 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G')
    268 #define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B')
    269 #define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0')
    270 #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0')
    271 #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0')
    272 #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0')
    273 #define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A')
    274 #define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A')
    275 #define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A')
    276 #define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A')
    277 #define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
    278 #define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
    279 #define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
    280 #define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
    281 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
    282 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
    283 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
    284 #define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
    285 #define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2')
    286 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2')
    287 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2')
    288 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2')
    289 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2')
    290 #define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6')
    291 #define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6')
    292 #define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6')
    293 #define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3')
    294 #define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4')
    295 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G')
    296 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G')
    297 #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd')
    298 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G')
    299 #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4')
    300 #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1')
    301 #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4')
    302 #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3')
    303 #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1')
    304 #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2')
    305 #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4')
    306 #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D')
    307 #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G')
    308 #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L')
    309 #define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0')
    310 #define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0')
    311 #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A')
    312 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A')
    313 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0')
    314 #define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0')
    315 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1')
    316 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2')
    317 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5')
    318 #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1')
    319 #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5')
    320 #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8')
    321 #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1')
    322 #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7')
    323 #define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0')
    324 #define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0')
    325 #define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X')
    326 #define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C')
    327 #define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G')
    328 #define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1')
    329 #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8')
    330 #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0')
    331 #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0')
    332 #define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V')
    333 #define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I')
    334 #define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L')
    335 #define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1')
    336 #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I')
    337 #define V4L2_PIX_FMT_Y8I v4l2_fourcc('Y', '8', 'I', ' ')
    338 #define V4L2_PIX_FMT_Y12I v4l2_fourcc('Y', '1', '2', 'I')
    339 #define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ')
    340 #define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1')
    341 #define V4L2_SDR_FMT_CU8 v4l2_fourcc('C', 'U', '0', '8')
    342 #define V4L2_SDR_FMT_CU16LE v4l2_fourcc('C', 'U', '1', '6')
    343 #define V4L2_SDR_FMT_CS8 v4l2_fourcc('C', 'S', '0', '8')
    344 #define V4L2_SDR_FMT_CS14LE v4l2_fourcc('C', 'S', '1', '4')
    345 #define V4L2_SDR_FMT_RU12LE v4l2_fourcc('R', 'U', '1', '2')
    346 #define V4L2_TCH_FMT_DELTA_TD16 v4l2_fourcc('T', 'D', '1', '6')
    347 #define V4L2_TCH_FMT_DELTA_TD08 v4l2_fourcc('T', 'D', '0', '8')
    348 #define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6')
    349 #define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8')
    350 #define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
    351 #define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001
    352 struct v4l2_fmtdesc {
    353   __u32 index;
    354   __u32 type;
    355   __u32 flags;
    356   __u8 description[32];
    357   __u32 pixelformat;
    358   __u32 reserved[4];
    359 };
    360 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
    361 #define V4L2_FMT_FLAG_EMULATED 0x0002
    362 enum v4l2_frmsizetypes {
    363   V4L2_FRMSIZE_TYPE_DISCRETE = 1,
    364   V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
    365   V4L2_FRMSIZE_TYPE_STEPWISE = 3,
    366 };
    367 struct v4l2_frmsize_discrete {
    368   __u32 width;
    369   __u32 height;
    370 };
    371 struct v4l2_frmsize_stepwise {
    372   __u32 min_width;
    373   __u32 max_width;
    374   __u32 step_width;
    375   __u32 min_height;
    376   __u32 max_height;
    377   __u32 step_height;
    378 };
    379 struct v4l2_frmsizeenum {
    380   __u32 index;
    381   __u32 pixel_format;
    382   __u32 type;
    383   union {
    384     struct v4l2_frmsize_discrete discrete;
    385     struct v4l2_frmsize_stepwise stepwise;
    386   };
    387   __u32 reserved[2];
    388 };
    389 enum v4l2_frmivaltypes {
    390   V4L2_FRMIVAL_TYPE_DISCRETE = 1,
    391   V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
    392   V4L2_FRMIVAL_TYPE_STEPWISE = 3,
    393 };
    394 struct v4l2_frmival_stepwise {
    395   struct v4l2_fract min;
    396   struct v4l2_fract max;
    397   struct v4l2_fract step;
    398 };
    399 struct v4l2_frmivalenum {
    400   __u32 index;
    401   __u32 pixel_format;
    402   __u32 width;
    403   __u32 height;
    404   __u32 type;
    405   union {
    406     struct v4l2_fract discrete;
    407     struct v4l2_frmival_stepwise stepwise;
    408   };
    409   __u32 reserved[2];
    410 };
    411 struct v4l2_timecode {
    412   __u32 type;
    413   __u32 flags;
    414   __u8 frames;
    415   __u8 seconds;
    416   __u8 minutes;
    417   __u8 hours;
    418   __u8 userbits[4];
    419 };
    420 #define V4L2_TC_TYPE_24FPS 1
    421 #define V4L2_TC_TYPE_25FPS 2
    422 #define V4L2_TC_TYPE_30FPS 3
    423 #define V4L2_TC_TYPE_50FPS 4
    424 #define V4L2_TC_TYPE_60FPS 5
    425 #define V4L2_TC_FLAG_DROPFRAME 0x0001
    426 #define V4L2_TC_FLAG_COLORFRAME 0x0002
    427 #define V4L2_TC_USERBITS_field 0x000C
    428 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
    429 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
    430 struct v4l2_jpegcompression {
    431   int quality;
    432   int APPn;
    433   int APP_len;
    434   char APP_data[60];
    435   int COM_len;
    436   char COM_data[60];
    437   __u32 jpeg_markers;
    438 #define V4L2_JPEG_MARKER_DHT (1 << 3)
    439 #define V4L2_JPEG_MARKER_DQT (1 << 4)
    440 #define V4L2_JPEG_MARKER_DRI (1 << 5)
    441 #define V4L2_JPEG_MARKER_COM (1 << 6)
    442 #define V4L2_JPEG_MARKER_APP (1 << 7)
    443 };
    444 struct v4l2_requestbuffers {
    445   __u32 count;
    446   __u32 type;
    447   __u32 memory;
    448   __u32 reserved[2];
    449 };
    450 struct v4l2_plane {
    451   __u32 bytesused;
    452   __u32 length;
    453   union {
    454     __u32 mem_offset;
    455     unsigned long userptr;
    456     __s32 fd;
    457   } m;
    458   __u32 data_offset;
    459   __u32 reserved[11];
    460 };
    461 struct v4l2_buffer {
    462   __u32 index;
    463   __u32 type;
    464   __u32 bytesused;
    465   __u32 flags;
    466   __u32 field;
    467   struct timeval timestamp;
    468   struct v4l2_timecode timecode;
    469   __u32 sequence;
    470   __u32 memory;
    471   union {
    472     __u32 offset;
    473     unsigned long userptr;
    474     struct v4l2_plane * planes;
    475     __s32 fd;
    476   } m;
    477   __u32 length;
    478   __u32 reserved2;
    479   __u32 reserved;
    480 };
    481 #define V4L2_BUF_FLAG_MAPPED 0x00000001
    482 #define V4L2_BUF_FLAG_QUEUED 0x00000002
    483 #define V4L2_BUF_FLAG_DONE 0x00000004
    484 #define V4L2_BUF_FLAG_KEYFRAME 0x00000008
    485 #define V4L2_BUF_FLAG_PFRAME 0x00000010
    486 #define V4L2_BUF_FLAG_BFRAME 0x00000020
    487 #define V4L2_BUF_FLAG_ERROR 0x00000040
    488 #define V4L2_BUF_FLAG_TIMECODE 0x00000100
    489 #define V4L2_BUF_FLAG_PREPARED 0x00000400
    490 #define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x00000800
    491 #define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x00001000
    492 #define V4L2_BUF_FLAG_TIMESTAMP_MASK 0x0000e000
    493 #define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x00000000
    494 #define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x00002000
    495 #define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x00004000
    496 #define V4L2_BUF_FLAG_TSTAMP_SRC_MASK 0x00070000
    497 #define V4L2_BUF_FLAG_TSTAMP_SRC_EOF 0x00000000
    498 #define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000
    499 #define V4L2_BUF_FLAG_LAST 0x00100000
    500 struct v4l2_exportbuffer {
    501   __u32 type;
    502   __u32 index;
    503   __u32 plane;
    504   __u32 flags;
    505   __s32 fd;
    506   __u32 reserved[11];
    507 };
    508 struct v4l2_framebuffer {
    509   __u32 capability;
    510   __u32 flags;
    511   void * base;
    512   struct {
    513     __u32 width;
    514     __u32 height;
    515     __u32 pixelformat;
    516     __u32 field;
    517     __u32 bytesperline;
    518     __u32 sizeimage;
    519     __u32 colorspace;
    520     __u32 priv;
    521   } fmt;
    522 };
    523 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
    524 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
    525 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
    526 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
    527 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
    528 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
    529 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
    530 #define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
    531 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
    532 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
    533 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
    534 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
    535 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
    536 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
    537 #define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
    538 struct v4l2_clip {
    539   struct v4l2_rect c;
    540   struct v4l2_clip __user * next;
    541 };
    542 struct v4l2_window {
    543   struct v4l2_rect w;
    544   __u32 field;
    545   __u32 chromakey;
    546   struct v4l2_clip __user * clips;
    547   __u32 clipcount;
    548   void __user * bitmap;
    549   __u8 global_alpha;
    550 };
    551 struct v4l2_captureparm {
    552   __u32 capability;
    553   __u32 capturemode;
    554   struct v4l2_fract timeperframe;
    555   __u32 extendedmode;
    556   __u32 readbuffers;
    557   __u32 reserved[4];
    558 };
    559 #define V4L2_MODE_HIGHQUALITY 0x0001
    560 #define V4L2_CAP_TIMEPERFRAME 0x1000
    561 struct v4l2_outputparm {
    562   __u32 capability;
    563   __u32 outputmode;
    564   struct v4l2_fract timeperframe;
    565   __u32 extendedmode;
    566   __u32 writebuffers;
    567   __u32 reserved[4];
    568 };
    569 struct v4l2_cropcap {
    570   __u32 type;
    571   struct v4l2_rect bounds;
    572   struct v4l2_rect defrect;
    573   struct v4l2_fract pixelaspect;
    574 };
    575 struct v4l2_crop {
    576   __u32 type;
    577   struct v4l2_rect c;
    578 };
    579 struct v4l2_selection {
    580   __u32 type;
    581   __u32 target;
    582   __u32 flags;
    583   struct v4l2_rect r;
    584   __u32 reserved[9];
    585 };
    586 typedef __u64 v4l2_std_id;
    587 #define V4L2_STD_PAL_B ((v4l2_std_id) 0x00000001)
    588 #define V4L2_STD_PAL_B1 ((v4l2_std_id) 0x00000002)
    589 #define V4L2_STD_PAL_G ((v4l2_std_id) 0x00000004)
    590 #define V4L2_STD_PAL_H ((v4l2_std_id) 0x00000008)
    591 #define V4L2_STD_PAL_I ((v4l2_std_id) 0x00000010)
    592 #define V4L2_STD_PAL_D ((v4l2_std_id) 0x00000020)
    593 #define V4L2_STD_PAL_D1 ((v4l2_std_id) 0x00000040)
    594 #define V4L2_STD_PAL_K ((v4l2_std_id) 0x00000080)
    595 #define V4L2_STD_PAL_M ((v4l2_std_id) 0x00000100)
    596 #define V4L2_STD_PAL_N ((v4l2_std_id) 0x00000200)
    597 #define V4L2_STD_PAL_Nc ((v4l2_std_id) 0x00000400)
    598 #define V4L2_STD_PAL_60 ((v4l2_std_id) 0x00000800)
    599 #define V4L2_STD_NTSC_M ((v4l2_std_id) 0x00001000)
    600 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id) 0x00002000)
    601 #define V4L2_STD_NTSC_443 ((v4l2_std_id) 0x00004000)
    602 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id) 0x00008000)
    603 #define V4L2_STD_SECAM_B ((v4l2_std_id) 0x00010000)
    604 #define V4L2_STD_SECAM_D ((v4l2_std_id) 0x00020000)
    605 #define V4L2_STD_SECAM_G ((v4l2_std_id) 0x00040000)
    606 #define V4L2_STD_SECAM_H ((v4l2_std_id) 0x00080000)
    607 #define V4L2_STD_SECAM_K ((v4l2_std_id) 0x00100000)
    608 #define V4L2_STD_SECAM_K1 ((v4l2_std_id) 0x00200000)
    609 #define V4L2_STD_SECAM_L ((v4l2_std_id) 0x00400000)
    610 #define V4L2_STD_SECAM_LC ((v4l2_std_id) 0x00800000)
    611 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id) 0x01000000)
    612 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id) 0x02000000)
    613 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_M_KR)
    614 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D | V4L2_STD_SECAM_K | V4L2_STD_SECAM_K1)
    615 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H | V4L2_STD_SECAM_DK | V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)
    616 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B | V4L2_STD_PAL_B1 | V4L2_STD_PAL_G)
    617 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D | V4L2_STD_PAL_D1 | V4L2_STD_PAL_K)
    618 #define V4L2_STD_PAL (V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_H | V4L2_STD_PAL_I)
    619 #define V4L2_STD_B (V4L2_STD_PAL_B | V4L2_STD_PAL_B1 | V4L2_STD_SECAM_B)
    620 #define V4L2_STD_G (V4L2_STD_PAL_G | V4L2_STD_SECAM_G)
    621 #define V4L2_STD_H (V4L2_STD_PAL_H | V4L2_STD_SECAM_H)
    622 #define V4L2_STD_L (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)
    623 #define V4L2_STD_GH (V4L2_STD_G | V4L2_STD_H)
    624 #define V4L2_STD_DK (V4L2_STD_PAL_DK | V4L2_STD_SECAM_DK)
    625 #define V4L2_STD_BG (V4L2_STD_B | V4L2_STD_G)
    626 #define V4L2_STD_MN (V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | V4L2_STD_NTSC)
    627 #define V4L2_STD_MTS (V4L2_STD_NTSC_M | V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)
    628 #define V4L2_STD_525_60 (V4L2_STD_PAL_M | V4L2_STD_PAL_60 | V4L2_STD_NTSC | V4L2_STD_NTSC_443)
    629 #define V4L2_STD_625_50 (V4L2_STD_PAL | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | V4L2_STD_SECAM)
    630 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB | V4L2_STD_ATSC_16_VSB)
    631 #define V4L2_STD_UNKNOWN 0
    632 #define V4L2_STD_ALL (V4L2_STD_525_60 | V4L2_STD_625_50)
    633 struct v4l2_standard {
    634   __u32 index;
    635   v4l2_std_id id;
    636   __u8 name[24];
    637   struct v4l2_fract frameperiod;
    638   __u32 framelines;
    639   __u32 reserved[4];
    640 };
    641 struct v4l2_bt_timings {
    642   __u32 width;
    643   __u32 height;
    644   __u32 interlaced;
    645   __u32 polarities;
    646   __u64 pixelclock;
    647   __u32 hfrontporch;
    648   __u32 hsync;
    649   __u32 hbackporch;
    650   __u32 vfrontporch;
    651   __u32 vsync;
    652   __u32 vbackporch;
    653   __u32 il_vfrontporch;
    654   __u32 il_vsync;
    655   __u32 il_vbackporch;
    656   __u32 standards;
    657   __u32 flags;
    658   struct v4l2_fract picture_aspect;
    659   __u8 cea861_vic;
    660   __u8 hdmi_vic;
    661   __u8 reserved[46];
    662 } __attribute__((packed));
    663 #define V4L2_DV_PROGRESSIVE 0
    664 #define V4L2_DV_INTERLACED 1
    665 #define V4L2_DV_VSYNC_POS_POL 0x00000001
    666 #define V4L2_DV_HSYNC_POS_POL 0x00000002
    667 #define V4L2_DV_BT_STD_CEA861 (1 << 0)
    668 #define V4L2_DV_BT_STD_DMT (1 << 1)
    669 #define V4L2_DV_BT_STD_CVT (1 << 2)
    670 #define V4L2_DV_BT_STD_GTF (1 << 3)
    671 #define V4L2_DV_BT_STD_SDI (1 << 4)
    672 #define V4L2_DV_FL_REDUCED_BLANKING (1 << 0)
    673 #define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1)
    674 #define V4L2_DV_FL_REDUCED_FPS (1 << 2)
    675 #define V4L2_DV_FL_HALF_LINE (1 << 3)
    676 #define V4L2_DV_FL_IS_CE_VIDEO (1 << 4)
    677 #define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5)
    678 #define V4L2_DV_FL_HAS_PICTURE_ASPECT (1 << 6)
    679 #define V4L2_DV_FL_HAS_CEA861_VIC (1 << 7)
    680 #define V4L2_DV_FL_HAS_HDMI_VIC (1 << 8)
    681 #define V4L2_DV_BT_BLANKING_WIDTH(bt) ((bt)->hfrontporch + (bt)->hsync + (bt)->hbackporch)
    682 #define V4L2_DV_BT_FRAME_WIDTH(bt) ((bt)->width + V4L2_DV_BT_BLANKING_WIDTH(bt))
    683 #define V4L2_DV_BT_BLANKING_HEIGHT(bt) ((bt)->vfrontporch + (bt)->vsync + (bt)->vbackporch + (bt)->il_vfrontporch + (bt)->il_vsync + (bt)->il_vbackporch)
    684 #define V4L2_DV_BT_FRAME_HEIGHT(bt) ((bt)->height + V4L2_DV_BT_BLANKING_HEIGHT(bt))
    685 struct v4l2_dv_timings {
    686   __u32 type;
    687   union {
    688     struct v4l2_bt_timings bt;
    689     __u32 reserved[32];
    690   };
    691 } __attribute__((packed));
    692 #define V4L2_DV_BT_656_1120 0
    693 struct v4l2_enum_dv_timings {
    694   __u32 index;
    695   __u32 pad;
    696   __u32 reserved[2];
    697   struct v4l2_dv_timings timings;
    698 };
    699 struct v4l2_bt_timings_cap {
    700   __u32 min_width;
    701   __u32 max_width;
    702   __u32 min_height;
    703   __u32 max_height;
    704   __u64 min_pixelclock;
    705   __u64 max_pixelclock;
    706   __u32 standards;
    707   __u32 capabilities;
    708   __u32 reserved[16];
    709 } __attribute__((packed));
    710 #define V4L2_DV_BT_CAP_INTERLACED (1 << 0)
    711 #define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1)
    712 #define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2)
    713 #define V4L2_DV_BT_CAP_CUSTOM (1 << 3)
    714 struct v4l2_dv_timings_cap {
    715   __u32 type;
    716   __u32 pad;
    717   __u32 reserved[2];
    718   union {
    719     struct v4l2_bt_timings_cap bt;
    720     __u32 raw_data[32];
    721   };
    722 };
    723 struct v4l2_input {
    724   __u32 index;
    725   __u8 name[32];
    726   __u32 type;
    727   __u32 audioset;
    728   __u32 tuner;
    729   v4l2_std_id std;
    730   __u32 status;
    731   __u32 capabilities;
    732   __u32 reserved[3];
    733 };
    734 #define V4L2_INPUT_TYPE_TUNER 1
    735 #define V4L2_INPUT_TYPE_CAMERA 2
    736 #define V4L2_INPUT_TYPE_TOUCH 3
    737 #define V4L2_IN_ST_NO_POWER 0x00000001
    738 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
    739 #define V4L2_IN_ST_NO_COLOR 0x00000004
    740 #define V4L2_IN_ST_HFLIP 0x00000010
    741 #define V4L2_IN_ST_VFLIP 0x00000020
    742 #define V4L2_IN_ST_NO_H_LOCK 0x00000100
    743 #define V4L2_IN_ST_COLOR_KILL 0x00000200
    744 #define V4L2_IN_ST_NO_V_LOCK 0x00000400
    745 #define V4L2_IN_ST_NO_STD_LOCK 0x00000800
    746 #define V4L2_IN_ST_NO_SYNC 0x00010000
    747 #define V4L2_IN_ST_NO_EQU 0x00020000
    748 #define V4L2_IN_ST_NO_CARRIER 0x00040000
    749 #define V4L2_IN_ST_MACROVISION 0x01000000
    750 #define V4L2_IN_ST_NO_ACCESS 0x02000000
    751 #define V4L2_IN_ST_VTR 0x04000000
    752 #define V4L2_IN_CAP_DV_TIMINGS 0x00000002
    753 #define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS
    754 #define V4L2_IN_CAP_STD 0x00000004
    755 #define V4L2_IN_CAP_NATIVE_SIZE 0x00000008
    756 struct v4l2_output {
    757   __u32 index;
    758   __u8 name[32];
    759   __u32 type;
    760   __u32 audioset;
    761   __u32 modulator;
    762   v4l2_std_id std;
    763   __u32 capabilities;
    764   __u32 reserved[3];
    765 };
    766 #define V4L2_OUTPUT_TYPE_MODULATOR 1
    767 #define V4L2_OUTPUT_TYPE_ANALOG 2
    768 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
    769 #define V4L2_OUT_CAP_DV_TIMINGS 0x00000002
    770 #define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS
    771 #define V4L2_OUT_CAP_STD 0x00000004
    772 #define V4L2_OUT_CAP_NATIVE_SIZE 0x00000008
    773 struct v4l2_control {
    774   __u32 id;
    775   __s32 value;
    776 };
    777 struct v4l2_ext_control {
    778   __u32 id;
    779   __u32 size;
    780   __u32 reserved2[1];
    781   union {
    782     __s32 value;
    783     __s64 value64;
    784     char __user * string;
    785     __u8 __user * p_u8;
    786     __u16 __user * p_u16;
    787     __u32 __user * p_u32;
    788     void __user * ptr;
    789   };
    790 } __attribute__((packed));
    791 struct v4l2_ext_controls {
    792   union {
    793     __u32 ctrl_class;
    794     __u32 which;
    795   };
    796   __u32 count;
    797   __u32 error_idx;
    798   __u32 reserved[2];
    799   struct v4l2_ext_control * controls;
    800 };
    801 #define V4L2_CTRL_ID_MASK (0x0fffffff)
    802 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
    803 #define V4L2_CTRL_ID2WHICH(id) ((id) & 0x0fff0000UL)
    804 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
    805 #define V4L2_CTRL_MAX_DIMS (4)
    806 #define V4L2_CTRL_WHICH_CUR_VAL 0
    807 #define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000
    808 enum v4l2_ctrl_type {
    809   V4L2_CTRL_TYPE_INTEGER = 1,
    810   V4L2_CTRL_TYPE_BOOLEAN = 2,
    811   V4L2_CTRL_TYPE_MENU = 3,
    812   V4L2_CTRL_TYPE_BUTTON = 4,
    813   V4L2_CTRL_TYPE_INTEGER64 = 5,
    814   V4L2_CTRL_TYPE_CTRL_CLASS = 6,
    815   V4L2_CTRL_TYPE_STRING = 7,
    816   V4L2_CTRL_TYPE_BITMASK = 8,
    817   V4L2_CTRL_TYPE_INTEGER_MENU = 9,
    818   V4L2_CTRL_COMPOUND_TYPES = 0x0100,
    819   V4L2_CTRL_TYPE_U8 = 0x0100,
    820   V4L2_CTRL_TYPE_U16 = 0x0101,
    821   V4L2_CTRL_TYPE_U32 = 0x0102,
    822 };
    823 struct v4l2_queryctrl {
    824   __u32 id;
    825   __u32 type;
    826   __u8 name[32];
    827   __s32 minimum;
    828   __s32 maximum;
    829   __s32 step;
    830   __s32 default_value;
    831   __u32 flags;
    832   __u32 reserved[2];
    833 };
    834 struct v4l2_query_ext_ctrl {
    835   __u32 id;
    836   __u32 type;
    837   char name[32];
    838   __s64 minimum;
    839   __s64 maximum;
    840   __u64 step;
    841   __s64 default_value;
    842   __u32 flags;
    843   __u32 elem_size;
    844   __u32 elems;
    845   __u32 nr_of_dims;
    846   __u32 dims[V4L2_CTRL_MAX_DIMS];
    847   __u32 reserved[32];
    848 };
    849 struct v4l2_querymenu {
    850   __u32 id;
    851   __u32 index;
    852   union {
    853     __u8 name[32];
    854     __s64 value;
    855   };
    856   __u32 reserved;
    857 } __attribute__((packed));
    858 #define V4L2_CTRL_FLAG_DISABLED 0x0001
    859 #define V4L2_CTRL_FLAG_GRABBED 0x0002
    860 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
    861 #define V4L2_CTRL_FLAG_UPDATE 0x0008
    862 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
    863 #define V4L2_CTRL_FLAG_SLIDER 0x0020
    864 #define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
    865 #define V4L2_CTRL_FLAG_VOLATILE 0x0080
    866 #define V4L2_CTRL_FLAG_HAS_PAYLOAD 0x0100
    867 #define V4L2_CTRL_FLAG_EXECUTE_ON_WRITE 0x0200
    868 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
    869 #define V4L2_CTRL_FLAG_NEXT_COMPOUND 0x40000000
    870 #define V4L2_CID_MAX_CTRLS 1024
    871 #define V4L2_CID_PRIVATE_BASE 0x08000000
    872 struct v4l2_tuner {
    873   __u32 index;
    874   __u8 name[32];
    875   __u32 type;
    876   __u32 capability;
    877   __u32 rangelow;
    878   __u32 rangehigh;
    879   __u32 rxsubchans;
    880   __u32 audmode;
    881   __s32 signal;
    882   __s32 afc;
    883   __u32 reserved[4];
    884 };
    885 struct v4l2_modulator {
    886   __u32 index;
    887   __u8 name[32];
    888   __u32 capability;
    889   __u32 rangelow;
    890   __u32 rangehigh;
    891   __u32 txsubchans;
    892   __u32 type;
    893   __u32 reserved[3];
    894 };
    895 #define V4L2_TUNER_CAP_LOW 0x0001
    896 #define V4L2_TUNER_CAP_NORM 0x0002
    897 #define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004
    898 #define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008
    899 #define V4L2_TUNER_CAP_STEREO 0x0010
    900 #define V4L2_TUNER_CAP_LANG2 0x0020
    901 #define V4L2_TUNER_CAP_SAP 0x0020
    902 #define V4L2_TUNER_CAP_LANG1 0x0040
    903 #define V4L2_TUNER_CAP_RDS 0x0080
    904 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
    905 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
    906 #define V4L2_TUNER_CAP_FREQ_BANDS 0x0400
    907 #define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800
    908 #define V4L2_TUNER_CAP_1HZ 0x1000
    909 #define V4L2_TUNER_SUB_MONO 0x0001
    910 #define V4L2_TUNER_SUB_STEREO 0x0002
    911 #define V4L2_TUNER_SUB_LANG2 0x0004
    912 #define V4L2_TUNER_SUB_SAP 0x0004
    913 #define V4L2_TUNER_SUB_LANG1 0x0008
    914 #define V4L2_TUNER_SUB_RDS 0x0010
    915 #define V4L2_TUNER_MODE_MONO 0x0000
    916 #define V4L2_TUNER_MODE_STEREO 0x0001
    917 #define V4L2_TUNER_MODE_LANG2 0x0002
    918 #define V4L2_TUNER_MODE_SAP 0x0002
    919 #define V4L2_TUNER_MODE_LANG1 0x0003
    920 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
    921 struct v4l2_frequency {
    922   __u32 tuner;
    923   __u32 type;
    924   __u32 frequency;
    925   __u32 reserved[8];
    926 };
    927 #define V4L2_BAND_MODULATION_VSB (1 << 1)
    928 #define V4L2_BAND_MODULATION_FM (1 << 2)
    929 #define V4L2_BAND_MODULATION_AM (1 << 3)
    930 struct v4l2_frequency_band {
    931   __u32 tuner;
    932   __u32 type;
    933   __u32 index;
    934   __u32 capability;
    935   __u32 rangelow;
    936   __u32 rangehigh;
    937   __u32 modulation;
    938   __u32 reserved[9];
    939 };
    940 struct v4l2_hw_freq_seek {
    941   __u32 tuner;
    942   __u32 type;
    943   __u32 seek_upward;
    944   __u32 wrap_around;
    945   __u32 spacing;
    946   __u32 rangelow;
    947   __u32 rangehigh;
    948   __u32 reserved[5];
    949 };
    950 struct v4l2_rds_data {
    951   __u8 lsb;
    952   __u8 msb;
    953   __u8 block;
    954 } __attribute__((packed));
    955 #define V4L2_RDS_BLOCK_MSK 0x7
    956 #define V4L2_RDS_BLOCK_A 0
    957 #define V4L2_RDS_BLOCK_B 1
    958 #define V4L2_RDS_BLOCK_C 2
    959 #define V4L2_RDS_BLOCK_D 3
    960 #define V4L2_RDS_BLOCK_C_ALT 4
    961 #define V4L2_RDS_BLOCK_INVALID 7
    962 #define V4L2_RDS_BLOCK_CORRECTED 0x40
    963 #define V4L2_RDS_BLOCK_ERROR 0x80
    964 struct v4l2_audio {
    965   __u32 index;
    966   __u8 name[32];
    967   __u32 capability;
    968   __u32 mode;
    969   __u32 reserved[2];
    970 };
    971 #define V4L2_AUDCAP_STEREO 0x00001
    972 #define V4L2_AUDCAP_AVL 0x00002
    973 #define V4L2_AUDMODE_AVL 0x00001
    974 struct v4l2_audioout {
    975   __u32 index;
    976   __u8 name[32];
    977   __u32 capability;
    978   __u32 mode;
    979   __u32 reserved[2];
    980 };
    981 #define V4L2_ENC_IDX_FRAME_I (0)
    982 #define V4L2_ENC_IDX_FRAME_P (1)
    983 #define V4L2_ENC_IDX_FRAME_B (2)
    984 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
    985 struct v4l2_enc_idx_entry {
    986   __u64 offset;
    987   __u64 pts;
    988   __u32 length;
    989   __u32 flags;
    990   __u32 reserved[2];
    991 };
    992 #define V4L2_ENC_IDX_ENTRIES (64)
    993 struct v4l2_enc_idx {
    994   __u32 entries;
    995   __u32 entries_cap;
    996   __u32 reserved[4];
    997   struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
    998 };
    999 #define V4L2_ENC_CMD_START (0)
   1000 #define V4L2_ENC_CMD_STOP (1)
   1001 #define V4L2_ENC_CMD_PAUSE (2)
   1002 #define V4L2_ENC_CMD_RESUME (3)
   1003 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
   1004 struct v4l2_encoder_cmd {
   1005   __u32 cmd;
   1006   __u32 flags;
   1007   union {
   1008     struct {
   1009       __u32 data[8];
   1010     } raw;
   1011   };
   1012 };
   1013 #define V4L2_DEC_CMD_START (0)
   1014 #define V4L2_DEC_CMD_STOP (1)
   1015 #define V4L2_DEC_CMD_PAUSE (2)
   1016 #define V4L2_DEC_CMD_RESUME (3)
   1017 #define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0)
   1018 #define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0)
   1019 #define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0)
   1020 #define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1)
   1021 #define V4L2_DEC_START_FMT_NONE (0)
   1022 #define V4L2_DEC_START_FMT_GOP (1)
   1023 struct v4l2_decoder_cmd {
   1024   __u32 cmd;
   1025   __u32 flags;
   1026   union {
   1027     struct {
   1028       __u64 pts;
   1029     } stop;
   1030     struct {
   1031       __s32 speed;
   1032       __u32 format;
   1033     } start;
   1034     struct {
   1035       __u32 data[16];
   1036     } raw;
   1037   };
   1038 };
   1039 struct v4l2_vbi_format {
   1040   __u32 sampling_rate;
   1041   __u32 offset;
   1042   __u32 samples_per_line;
   1043   __u32 sample_format;
   1044   __s32 start[2];
   1045   __u32 count[2];
   1046   __u32 flags;
   1047   __u32 reserved[2];
   1048 };
   1049 #define V4L2_VBI_UNSYNC (1 << 0)
   1050 #define V4L2_VBI_INTERLACED (1 << 1)
   1051 #define V4L2_VBI_ITU_525_F1_START (1)
   1052 #define V4L2_VBI_ITU_525_F2_START (264)
   1053 #define V4L2_VBI_ITU_625_F1_START (1)
   1054 #define V4L2_VBI_ITU_625_F2_START (314)
   1055 struct v4l2_sliced_vbi_format {
   1056   __u16 service_set;
   1057   __u16 service_lines[2][24];
   1058   __u32 io_size;
   1059   __u32 reserved[2];
   1060 };
   1061 #define V4L2_SLICED_TELETEXT_B (0x0001)
   1062 #define V4L2_SLICED_VPS (0x0400)
   1063 #define V4L2_SLICED_CAPTION_525 (0x1000)
   1064 #define V4L2_SLICED_WSS_625 (0x4000)
   1065 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
   1066 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
   1067 struct v4l2_sliced_vbi_cap {
   1068   __u16 service_set;
   1069   __u16 service_lines[2][24];
   1070   __u32 type;
   1071   __u32 reserved[3];
   1072 };
   1073 struct v4l2_sliced_vbi_data {
   1074   __u32 id;
   1075   __u32 field;
   1076   __u32 line;
   1077   __u32 reserved;
   1078   __u8 data[48];
   1079 };
   1080 #define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
   1081 #define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
   1082 #define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
   1083 #define V4L2_MPEG_VBI_IVTV_VPS (7)
   1084 struct v4l2_mpeg_vbi_itv0_line {
   1085   __u8 id;
   1086   __u8 data[42];
   1087 } __attribute__((packed));
   1088 struct v4l2_mpeg_vbi_itv0 {
   1089   __le32 linemask[2];
   1090   struct v4l2_mpeg_vbi_itv0_line line[35];
   1091 } __attribute__((packed));
   1092 struct v4l2_mpeg_vbi_ITV0 {
   1093   struct v4l2_mpeg_vbi_itv0_line line[36];
   1094 } __attribute__((packed));
   1095 #define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
   1096 #define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
   1097 struct v4l2_mpeg_vbi_fmt_ivtv {
   1098   __u8 magic[4];
   1099   union {
   1100     struct v4l2_mpeg_vbi_itv0 itv0;
   1101     struct v4l2_mpeg_vbi_ITV0 ITV0;
   1102   };
   1103 } __attribute__((packed));
   1104 struct v4l2_plane_pix_format {
   1105   __u32 sizeimage;
   1106   __u32 bytesperline;
   1107   __u16 reserved[6];
   1108 } __attribute__((packed));
   1109 struct v4l2_pix_format_mplane {
   1110   __u32 width;
   1111   __u32 height;
   1112   __u32 pixelformat;
   1113   __u32 field;
   1114   __u32 colorspace;
   1115   struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
   1116   __u8 num_planes;
   1117   __u8 flags;
   1118   union {
   1119     __u8 ycbcr_enc;
   1120     __u8 hsv_enc;
   1121   };
   1122   __u8 quantization;
   1123   __u8 xfer_func;
   1124   __u8 reserved[7];
   1125 } __attribute__((packed));
   1126 struct v4l2_sdr_format {
   1127   __u32 pixelformat;
   1128   __u32 buffersize;
   1129   __u8 reserved[24];
   1130 } __attribute__((packed));
   1131 struct v4l2_format {
   1132   __u32 type;
   1133   union {
   1134     struct v4l2_pix_format pix;
   1135     struct v4l2_pix_format_mplane pix_mp;
   1136     struct v4l2_window win;
   1137     struct v4l2_vbi_format vbi;
   1138     struct v4l2_sliced_vbi_format sliced;
   1139     struct v4l2_sdr_format sdr;
   1140     __u8 raw_data[200];
   1141   } fmt;
   1142 };
   1143 struct v4l2_streamparm {
   1144   __u32 type;
   1145   union {
   1146     struct v4l2_captureparm capture;
   1147     struct v4l2_outputparm output;
   1148     __u8 raw_data[200];
   1149   } parm;
   1150 };
   1151 #define V4L2_EVENT_ALL 0
   1152 #define V4L2_EVENT_VSYNC 1
   1153 #define V4L2_EVENT_EOS 2
   1154 #define V4L2_EVENT_CTRL 3
   1155 #define V4L2_EVENT_FRAME_SYNC 4
   1156 #define V4L2_EVENT_SOURCE_CHANGE 5
   1157 #define V4L2_EVENT_MOTION_DET 6
   1158 #define V4L2_EVENT_PRIVATE_START 0x08000000
   1159 struct v4l2_event_vsync {
   1160   __u8 field;
   1161 } __attribute__((packed));
   1162 #define V4L2_EVENT_CTRL_CH_VALUE (1 << 0)
   1163 #define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1)
   1164 #define V4L2_EVENT_CTRL_CH_RANGE (1 << 2)
   1165 struct v4l2_event_ctrl {
   1166   __u32 changes;
   1167   __u32 type;
   1168   union {
   1169     __s32 value;
   1170     __s64 value64;
   1171   };
   1172   __u32 flags;
   1173   __s32 minimum;
   1174   __s32 maximum;
   1175   __s32 step;
   1176   __s32 default_value;
   1177 };
   1178 struct v4l2_event_frame_sync {
   1179   __u32 frame_sequence;
   1180 };
   1181 #define V4L2_EVENT_SRC_CH_RESOLUTION (1 << 0)
   1182 struct v4l2_event_src_change {
   1183   __u32 changes;
   1184 };
   1185 #define V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ (1 << 0)
   1186 struct v4l2_event_motion_det {
   1187   __u32 flags;
   1188   __u32 frame_sequence;
   1189   __u32 region_mask;
   1190 };
   1191 struct v4l2_event {
   1192   __u32 type;
   1193   union {
   1194     struct v4l2_event_vsync vsync;
   1195     struct v4l2_event_ctrl ctrl;
   1196     struct v4l2_event_frame_sync frame_sync;
   1197     struct v4l2_event_src_change src_change;
   1198     struct v4l2_event_motion_det motion_det;
   1199     __u8 data[64];
   1200   } u;
   1201   __u32 pending;
   1202   __u32 sequence;
   1203   struct timespec timestamp;
   1204   __u32 id;
   1205   __u32 reserved[8];
   1206 };
   1207 #define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
   1208 #define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1)
   1209 struct v4l2_event_subscription {
   1210   __u32 type;
   1211   __u32 id;
   1212   __u32 flags;
   1213   __u32 reserved[5];
   1214 };
   1215 #define V4L2_CHIP_MATCH_BRIDGE 0
   1216 #define V4L2_CHIP_MATCH_SUBDEV 4
   1217 #define V4L2_CHIP_MATCH_HOST V4L2_CHIP_MATCH_BRIDGE
   1218 #define V4L2_CHIP_MATCH_I2C_DRIVER 1
   1219 #define V4L2_CHIP_MATCH_I2C_ADDR 2
   1220 #define V4L2_CHIP_MATCH_AC97 3
   1221 struct v4l2_dbg_match {
   1222   __u32 type;
   1223   union {
   1224     __u32 addr;
   1225     char name[32];
   1226   };
   1227 } __attribute__((packed));
   1228 struct v4l2_dbg_register {
   1229   struct v4l2_dbg_match match;
   1230   __u32 size;
   1231   __u64 reg;
   1232   __u64 val;
   1233 } __attribute__((packed));
   1234 #define V4L2_CHIP_FL_READABLE (1 << 0)
   1235 #define V4L2_CHIP_FL_WRITABLE (1 << 1)
   1236 struct v4l2_dbg_chip_info {
   1237   struct v4l2_dbg_match match;
   1238   char name[32];
   1239   __u32 flags;
   1240   __u32 reserved[32];
   1241 } __attribute__((packed));
   1242 struct v4l2_create_buffers {
   1243   __u32 index;
   1244   __u32 count;
   1245   __u32 memory;
   1246   struct v4l2_format format;
   1247   __u32 reserved[8];
   1248 };
   1249 #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
   1250 #define VIDIOC_RESERVED _IO('V', 1)
   1251 #define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
   1252 #define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
   1253 #define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
   1254 #define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
   1255 #define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
   1256 #define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
   1257 #define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
   1258 #define VIDIOC_OVERLAY _IOW('V', 14, int)
   1259 #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
   1260 #define VIDIOC_EXPBUF _IOWR('V', 16, struct v4l2_exportbuffer)
   1261 #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
   1262 #define VIDIOC_STREAMON _IOW('V', 18, int)
   1263 #define VIDIOC_STREAMOFF _IOW('V', 19, int)
   1264 #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
   1265 #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
   1266 #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
   1267 #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
   1268 #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
   1269 #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
   1270 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
   1271 #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
   1272 #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
   1273 #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
   1274 #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
   1275 #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
   1276 #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
   1277 #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
   1278 #define VIDIOC_G_INPUT _IOR('V', 38, int)
   1279 #define VIDIOC_S_INPUT _IOWR('V', 39, int)
   1280 #define VIDIOC_G_EDID _IOWR('V', 40, struct v4l2_edid)
   1281 #define VIDIOC_S_EDID _IOWR('V', 41, struct v4l2_edid)
   1282 #define VIDIOC_G_OUTPUT _IOR('V', 46, int)
   1283 #define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
   1284 #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
   1285 #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
   1286 #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
   1287 #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
   1288 #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
   1289 #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
   1290 #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
   1291 #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
   1292 #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
   1293 #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
   1294 #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
   1295 #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
   1296 #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
   1297 #define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
   1298 #define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
   1299 #define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
   1300 #define VIDIOC_G_PRIORITY _IOR('V', 67, __u32)
   1301 #define VIDIOC_S_PRIORITY _IOW('V', 68, __u32)
   1302 #define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
   1303 #define VIDIOC_LOG_STATUS _IO('V', 70)
   1304 #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
   1305 #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
   1306 #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
   1307 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
   1308 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
   1309 #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
   1310 #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
   1311 #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
   1312 #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
   1313 #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
   1314 #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
   1315 #define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings)
   1316 #define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings)
   1317 #define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event)
   1318 #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription)
   1319 #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
   1320 #define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers)
   1321 #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer)
   1322 #define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection)
   1323 #define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection)
   1324 #define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd)
   1325 #define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd)
   1326 #define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings)
   1327 #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings)
   1328 #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap)
   1329 #define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band)
   1330 #define VIDIOC_DBG_G_CHIP_INFO _IOWR('V', 102, struct v4l2_dbg_chip_info)
   1331 #define VIDIOC_QUERY_EXT_CTRL _IOWR('V', 103, struct v4l2_query_ext_ctrl)
   1332 #define BASE_VIDIOC_PRIVATE 192
   1333 #endif
   1334