*/
#ifdef __KERNEL__
#include <linux/time.h> /* need struct timeval */
+#include <linux/poll.h>
+#include <linux/device.h>
+#include <linux/mutex.h>
+#endif
+#include <linux/compiler.h> /* need __user */
+
+
+#define OBSOLETE_OWNER 1 /* It will be removed for 2.6.17 */
+#define HAVE_V4L2 1
+
+/*
+ * Common stuff for both V4L1 and V4L2
+ * Moved from videodev.h
+ */
+
+#define VIDEO_MAX_FRAME 32
+
+#define VID_TYPE_CAPTURE 1 /* Can capture */
+#define VID_TYPE_TUNER 2 /* Can tune */
+#define VID_TYPE_TELETEXT 4 /* Does teletext */
+#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
+#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
+#define VID_TYPE_CLIPPING 32 /* Can clip */
+#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
+#define VID_TYPE_SCALES 128 /* Scalable */
+#define VID_TYPE_MONOCHROME 256 /* Monochrome only */
+#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
+#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
+#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
+#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
+#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
+
+#ifdef __KERNEL__
+
+/* Minor device allocation */
+#define MINOR_VFL_TYPE_GRABBER_MIN 0
+#define MINOR_VFL_TYPE_GRABBER_MAX 63
+#define MINOR_VFL_TYPE_RADIO_MIN 64
+#define MINOR_VFL_TYPE_RADIO_MAX 127
+#define MINOR_VFL_TYPE_VTX_MIN 192
+#define MINOR_VFL_TYPE_VTX_MAX 223
+#define MINOR_VFL_TYPE_VBI_MIN 224
+#define MINOR_VFL_TYPE_VBI_MAX 255
+
+#define VFL_TYPE_GRABBER 0
+#define VFL_TYPE_VBI 1
+#define VFL_TYPE_RADIO 2
+#define VFL_TYPE_VTX 3
+
+struct video_device
+{
+ /* device info */
+ struct device *dev;
+ char name[32];
+ int type; /* v4l1 */
+ int type2; /* v4l2 */
+ int hardware;
+ int minor;
+
+ /* device ops + callbacks */
+ const struct file_operations *fops;
+ void (*release)(struct video_device *vfd);
+
+
+#if OBSOLETE_OWNER /* to be removed in 2.6.15 */
+ /* obsolete -- fops->owner is used instead */
+ struct module *owner;
+ /* dev->driver_data will be used instead some day.
+ * Use the video_{get|set}_drvdata() helper functions,
+ * so the switch over will be transparent for you.
+ * Or use {pci|usb}_{get|set}_drvdata() directly. */
+ void *priv;
+#endif
+
+ /* for videodev.c intenal usage -- please don't touch */
+ int users; /* video_exclusive_{open|close} ... */
+ struct mutex lock; /* ... helper function uses these */
+ char devfs_name[64]; /* devfs */
+ struct class_device class_dev; /* sysfs */
+};
+
+#define VIDEO_MAJOR 81
+
+extern int video_register_device(struct video_device *, int type, int nr);
+extern void video_unregister_device(struct video_device *);
+extern int video_usercopy(struct inode *inode, struct file *file,
+ unsigned int cmd, unsigned long arg,
+ int (*func)(struct inode *inode, struct file *file,
+ unsigned int cmd, void *arg));
+
+/* helper functions to alloc / release struct video_device, the
+ later can be used for video_device->release() */
+struct video_device *video_device_alloc(void);
+void video_device_release(struct video_device *vfd);
+
#endif
/*
/* Four-character-code (FOURCC) */
#define v4l2_fourcc(a,b,c,d)\
- (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
+ (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
/*
* E N U M S
(field) == V4L2_FIELD_SEQ_BT)
enum v4l2_buf_type {
- V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
- V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
- V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
- V4L2_BUF_TYPE_VBI_CAPTURE = 4,
- V4L2_BUF_TYPE_VBI_OUTPUT = 5,
- V4L2_BUF_TYPE_PRIVATE = 0x80,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
+ V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
+ V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
+ V4L2_BUF_TYPE_VBI_CAPTURE = 4,
+ V4L2_BUF_TYPE_VBI_OUTPUT = 5,
+#if 1
+ /* Experimental Sliced VBI */
+ V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
+ V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
+#endif
+ V4L2_BUF_TYPE_PRIVATE = 0x80,
};
enum v4l2_ctrl_type {
enum v4l2_tuner_type {
V4L2_TUNER_RADIO = 1,
V4L2_TUNER_ANALOG_TV = 2,
+ V4L2_TUNER_DIGITAL_TV = 3,
};
enum v4l2_memory {
/* HD and modern captures. */
V4L2_COLORSPACE_REC709 = 3,
-
+
/* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
V4L2_COLORSPACE_BT878 = 4,
-
+
/* These should be useful. Assume 601 extents. */
V4L2_COLORSPACE_470_SYSTEM_M = 5,
V4L2_COLORSPACE_470_SYSTEM_BG = 6,
-
+
/* I know there will be cameras that send this. So, this is
* unspecified chromaticities and full 0-255 on each of the
* Y'CbCr components
*/
V4L2_COLORSPACE_JPEG = 7,
-
+
/* For RGB colourspaces, this is probably a good start. */
V4L2_COLORSPACE_SRGB = 8,
};
};
/* Values for 'capabilities' field */
-#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
-#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
-#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
-#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a VBI capture device */
-#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a VBI output device */
-#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
+#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
+#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
+#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
+#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
+#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
+#if 1
+#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
+#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
+#endif
+#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
-#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
-#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
-#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
+#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
+#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
+#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
-#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
-#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
-#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
+#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
+#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
+#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
/*
* V I D E O I M A G E F O R M A T
struct v4l2_pix_format
{
- __u32 width;
- __u32 height;
- __u32 pixelformat;
+ __u32 width;
+ __u32 height;
+ __u32 pixelformat;
enum v4l2_field field;
__u32 bytesperline; /* for padding, zero if unused */
- __u32 sizeimage;
- enum v4l2_colorspace colorspace;
+ __u32 sizeimage;
+ enum v4l2_colorspace colorspace;
__u32 priv; /* private data, depends on pixelformat */
};
/* Vendor-specific formats */
#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
+#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
+#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */
+#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
+#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
/*
* F O R M A T E N U M E R A T I O N
*/
struct v4l2_fmtdesc
{
- __u32 index; /* Format number */
+ __u32 index; /* Format number */
enum v4l2_buf_type type; /* buffer type */
__u32 flags;
- __u8 description[32]; /* Description string */
- __u32 pixelformat; /* Format fourcc */
- __u32 reserved[4];
+ __u8 description[32]; /* Description string */
+ __u32 pixelformat; /* Format fourcc */
+ __u32 reserved[4];
};
#define V4L2_FMT_FLAG_COMPRESSED 0x0001
/*
- * C O M P R E S S I O N P A R A M E T E R S
+ * M P E G C O M P R E S S I O N P A R A M E T E R S
+ *
+ * ### WARNING: this is still work-in-progress right now, most likely
+ * ### there will be some incompatible changes.
+ *
*/
-#if 0
-/* ### generic compression settings don't work, there is too much
- * ### codec-specific stuff. Maybe reuse that for MPEG codec settings
- * ### later ... */
-struct v4l2_compression
-{
- __u32 quality;
- __u32 keyframerate;
- __u32 pframerate;
- __u32 reserved[5];
-
-/* what we'll need for MPEG, extracted from some postings on
- the v4l list (Gert Vervoort, PlasmaJohn).
-
-system stream:
- - type: elementary stream(ES), packatised elementary stream(s) (PES)
- program stream(PS), transport stream(TS)
- - system bitrate
- - PS packet size (DVD: 2048 bytes, VCD: 2324 bytes)
- - TS video PID
- - TS audio PID
- - TS PCR PID
- - TS system information tables (PAT, PMT, CAT, NIT and SIT)
- - (MPEG-1 systems stream vs. MPEG-2 program stream (TS not supported
- by MPEG-1 systems)
-
-audio:
- - type: MPEG (+Layer I,II,III), AC-3, LPCM
- - bitrate
- - sampling frequency (DVD: 48 Khz, VCD: 44.1 KHz, 32 kHz)
- - Trick Modes? (ff, rew)
- - Copyright
- - Inverse Telecine
-
-video:
- - picturesize (SIF, 1/2 D1, 2/3 D1, D1) and PAL/NTSC norm can be set
- through excisting V4L2 controls
- - noise reduction, parameters encoder specific?
- - MPEG video version: MPEG-1, MPEG-2
- - GOP (Group Of Pictures) definition:
- - N: number of frames per GOP
- - M: distance between reference (I,P) frames
- - open/closed GOP
- - quantiser matrix: inter Q matrix (64 bytes) and intra Q matrix (64 bytes)
- - quantiser scale: linear or logarithmic
- - scanning: alternate or zigzag
- - bitrate mode: CBR (constant bitrate) or VBR (variable bitrate).
- - target video bitrate for CBR
- - target video bitrate for VBR
- - maximum video bitrate for VBR - min. quantiser value for VBR
- - max. quantiser value for VBR
- - adaptive quantisation value
- - return the number of bytes per GOP or bitrate for bitrate monitoring
-
-*/
+
+
+enum v4l2_bitrate_mode {
+ V4L2_BITRATE_NONE = 0, /* not specified */
+ V4L2_BITRATE_CBR, /* constant bitrate */
+ V4L2_BITRATE_VBR, /* variable bitrate */
+};
+struct v4l2_bitrate {
+ /* rates are specified in kbit/sec */
+ enum v4l2_bitrate_mode mode;
+ __u32 min;
+ __u32 target; /* use this one for CBR */
+ __u32 max;
+};
+
+enum v4l2_mpeg_streamtype {
+ V4L2_MPEG_SS_1, /* MPEG-1 system stream */
+ V4L2_MPEG_PS_2, /* MPEG-2 program stream */
+ V4L2_MPEG_TS_2, /* MPEG-2 transport stream */
+ V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */
+};
+enum v4l2_mpeg_audiotype {
+ V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */
+ V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */
+ V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */
+ V4L2_MPEG_AC3, /* AC3 */
+ V4L2_MPEG_LPCM, /* LPCM */
+};
+enum v4l2_mpeg_videotype {
+ V4L2_MPEG_VI_1, /* MPEG-1 */
+ V4L2_MPEG_VI_2, /* MPEG-2 */
+};
+enum v4l2_mpeg_aspectratio {
+ V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */
+ V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */
+ V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */
+ V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */
+};
+
+struct v4l2_mpeg_compression {
+ /* general */
+ enum v4l2_mpeg_streamtype st_type;
+ struct v4l2_bitrate st_bitrate;
+
+ /* transport streams */
+ __u16 ts_pid_pmt;
+ __u16 ts_pid_audio;
+ __u16 ts_pid_video;
+ __u16 ts_pid_pcr;
+
+ /* program stream */
+ __u16 ps_size;
+ __u16 reserved_1; /* align */
+
+ /* audio */
+ enum v4l2_mpeg_audiotype au_type;
+ struct v4l2_bitrate au_bitrate;
+ __u32 au_sample_rate;
+ __u8 au_pesid;
+ __u8 reserved_2[3]; /* align */
+
+ /* video */
+ enum v4l2_mpeg_videotype vi_type;
+ enum v4l2_mpeg_aspectratio vi_aspect_ratio;
+ struct v4l2_bitrate vi_bitrate;
+ __u32 vi_frame_rate;
+ __u16 vi_frames_per_gop;
+ __u16 vi_bframes_count;
+ __u8 vi_pesid;
+ __u8 reserved_3[3]; /* align */
+
+ /* misc flags */
+ __u32 closed_gops:1;
+ __u32 pulldown:1;
+ __u32 reserved_4:30; /* align */
+
+ /* I don't expect the above being perfect yet ;) */
+ __u32 reserved_5[8];
};
-#endif
struct v4l2_jpegcompression
{
* must be 0..15 */
int APP_len; /* Length of data in JPEG APPn segment */
char APP_data[60]; /* Data in the JPEG APPn segment. */
-
+
int COM_len; /* Length of data in JPEG COM segment */
char COM_data[60]; /* Data in JPEG COM segment */
-
+
__u32 jpeg_markers; /* Which markers should go into the JPEG
* output. Unless you exactly know what
* you do, leave them untouched.
* The presence of the APP and COM marker
* is influenced by APP_len and COM_len
* ONLY, not by this property! */
-
+
#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
- * allways use APP0 */
+ * allways use APP0 */
};
*/
struct v4l2_requestbuffers
{
- __u32 count;
+ __u32 count;
enum v4l2_buf_type type;
enum v4l2_memory memory;
- __u32 reserved[2];
+ __u32 reserved[2];
};
struct v4l2_buffer
struct v4l2_clip
{
struct v4l2_rect c;
- struct v4l2_clip *next;
+ struct v4l2_clip __user *next;
};
struct v4l2_window
*/
struct v4l2_cropcap {
- enum v4l2_buf_type type;
- struct v4l2_rect bounds;
- struct v4l2_rect defrect;
- struct v4l2_fract pixelaspect;
+ enum v4l2_buf_type type;
+ struct v4l2_rect bounds;
+ struct v4l2_rect defrect;
+ struct v4l2_fract pixelaspect;
};
struct v4l2_crop {
#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
+#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
+#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
+#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
/* ATSC/HDTV */
#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
+/* some merged standards */
+#define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
+#define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
+#define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
+#define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
+
/* some common needed stuff */
#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
V4L2_STD_PAL_B1 |\
V4L2_STD_PAL_H |\
V4L2_STD_PAL_I)
#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
- V4L2_STD_NTSC_M_JP)
+ V4L2_STD_NTSC_M_JP |\
+ V4L2_STD_NTSC_M_KR)
#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
V4L2_STD_SECAM_K |\
V4L2_STD_SECAM_K1)
V4L2_STD_SECAM_G |\
V4L2_STD_SECAM_H |\
V4L2_STD_SECAM_DK |\
- V4L2_STD_SECAM_L)
+ V4L2_STD_SECAM_L |\
+ V4L2_STD_SECAM_LC)
#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
V4L2_STD_PAL_60 |\
- V4L2_STD_NTSC)
+ V4L2_STD_NTSC |\
+ V4L2_STD_NTSC_443)
#define V4L2_STD_625_50 (V4L2_STD_PAL |\
V4L2_STD_PAL_N |\
V4L2_STD_PAL_Nc |\
V4L2_STD_SECAM)
#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
- V4L2_STD_ATSC_16_VSB)
+ V4L2_STD_ATSC_16_VSB)
#define V4L2_STD_UNKNOWN 0
#define V4L2_STD_ALL (V4L2_STD_525_60 |\
struct v4l2_standard
{
- __u32 index;
+ __u32 index;
v4l2_std_id id;
__u8 name[24];
struct v4l2_fract frameperiod; /* Frames, not fields */
struct v4l2_input
{
__u32 index; /* Which input */
- __u8 name[32]; /* Label */
+ __u8 name[32]; /* Label */
__u32 type; /* Type of input */
- __u32 audioset; /* Associated audios (bitfield) */
+ __u32 audioset; /* Associated audios (bitfield) */
__u32 tuner; /* Associated tuner */
v4l2_std_id std;
__u32 status;
struct v4l2_output
{
__u32 index; /* Which output */
- __u8 name[32]; /* Label */
+ __u8 name[32]; /* Label */
__u32 type; /* Type of output */
- __u32 audioset; /* Associated audios (bitfield) */
+ __u32 audioset; /* Associated audios (bitfield) */
__u32 modulator; /* Associated modulator */
v4l2_std_id std;
__u32 reserved[4];
/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
struct v4l2_queryctrl
{
- __u32 id;
+ __u32 id;
enum v4l2_ctrl_type type;
__u8 name[32]; /* Whatever */
__s32 minimum; /* Note signedness */
__s32 maximum;
- __s32 step;
+ __s32 step;
__s32 default_value;
__u32 flags;
__u32 reserved[2];
#define V4L2_TUNER_MODE_LANG2 0x0002
#define V4L2_TUNER_MODE_SAP 0x0002
#define V4L2_TUNER_MODE_LANG1 0x0003
+#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
struct v4l2_frequency
{
- __u32 tuner;
+ __u32 tuner;
enum v4l2_tuner_type type;
- __u32 frequency;
- __u32 reserved[8];
+ __u32 frequency;
+ __u32 reserved[8];
};
/*
* Data services API by Michael Schimek
*/
+/* Raw VBI */
+
struct v4l2_vbi_format
{
__u32 sampling_rate; /* in 1 Hz */
#define V4L2_VBI_UNSYNC (1<< 0)
#define V4L2_VBI_INTERLACED (1<< 1)
+#if 1
+/* Sliced VBI
+ *
+ * This implements is a proposal V4L2 API to allow SLICED VBI
+ * required for some hardware encoders. It should change without
+ * notice in the definitive implementation.
+ */
+
+struct v4l2_sliced_vbi_format
+{
+ __u16 service_set;
+ /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
+ service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
+ (equals frame lines 313-336 for 625 line video
+ standards, 263-286 for 525 line standards) */
+ __u16 service_lines[2][24];
+ __u32 io_size;
+ __u32 reserved[2]; /* must be zero */
+};
+
+/* Teletext World System Teletext
+ (WST), defined on ITU-R BT.653-2 */
+#define V4L2_SLICED_TELETEXT_B (0x0001)
+/* Video Program System, defined on ETS 300 231*/
+#define V4L2_SLICED_VPS (0x0400)
+/* Closed Caption, defined on EIA-608 */
+#define V4L2_SLICED_CAPTION_525 (0x1000)
+/* Wide Screen System, defined on ITU-R BT1119.1 */
+#define V4L2_SLICED_WSS_625 (0x4000)
+
+#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
+#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
+
+
+struct v4l2_sliced_vbi_cap
+{
+ __u16 service_set;
+ /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
+ service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
+ (equals frame lines 313-336 for 625 line video
+ standards, 263-286 for 525 line standards) */
+ __u16 service_lines[2][24];
+ __u32 reserved[4]; /* must be 0 */
+};
+
+struct v4l2_sliced_vbi_data
+{
+ __u32 id;
+ __u32 field; /* 0: first field, 1: second field */
+ __u32 line; /* 1-23 */
+ __u32 reserved; /* must be 0 */
+ __u8 data[48];
+};
+#endif
/*
* A G G R E G A T E S T R U C T U R E S
enum v4l2_buf_type type;
union
{
- struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
- struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
- struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
- __u8 raw_data[200]; // user-defined
+ struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
+ struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
+ struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
+#if 1
+ struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
+#endif
+ __u8 raw_data[200]; // user-defined
} fmt;
};
#define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)
#define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)
#define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
-#if 0
-#define VIDIOC_G_COMP _IOR ('V', 6, struct v4l2_compression)
-#define VIDIOC_S_COMP _IOW ('V', 7, struct v4l2_compression)
-#endif
+#define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression)
+#define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression)
#define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)
#define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)
#define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)
#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)
+#if 1
+#define VIDIOC_G_SLICED_VBI_CAP _IOR ('V', 69, struct v4l2_sliced_vbi_cap)
+#endif
+#define VIDIOC_LOG_STATUS _IO ('V', 70)
/* for compatibility, will go away some day */
#define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int)
/* names for fancy debug output */
extern char *v4l2_field_names[];
extern char *v4l2_type_names[];
-extern char *v4l2_ioctl_names[];
/* Compatibility layer interface -- v4l1-compat module */
typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file,
unsigned int cmd, void *arg);
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
int v4l_compat_translate_ioctl(struct inode *inode, struct file *file,
int cmd, void *arg, v4l2_kioctl driver_ioctl);
+#else
+#define v4l_compat_translate_ioctl(inode,file,cmd,arg,ioctl) -EINVAL
+#endif
+
+/* 32 Bits compatibility layer for 64 bits processors */
+extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd,
+ unsigned long arg);
+
#endif /* __KERNEL__ */
#endif /* __LINUX_VIDEODEV2_H */