/* * Video for Linux Two header file * * Copyright (C) 1999-2007 the contributors * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * Alternatively you can redistribute this file under the terms of the * BSD license as stated below: * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. The names of its contributors may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Header file for v4l or V4L2 drivers and applications * with public API. * All kernel-specific stuff were moved to media/v4l2-dev.h, so * no #if __KERNEL tests are allowed here * * See http://linuxtv.org for more info * * Author: Bill Dirks * Justin Schoeman * Hans Verkuil * et al. */ #ifndef __LINUX_VIDEODEV2_H #define __LINUX_VIDEODEV2_H #ifdef __KERNEL__ #include /* need struct timeval */ #include /* need __user */ #else #define __user #include #endif #include #include /* * 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 */ /* * M I S C E L L A N E O U S */ /* Four-character-code (FOURCC) */ #define v4l2_fourcc(a, b, c, d)\ ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24)) /* * E N U M S */ enum v4l2_field { V4L2_FIELD_ANY = 0, /* driver can choose from none, top, bottom, interlaced depending on whatever it thinks is approximate ... */ V4L2_FIELD_NONE = 1, /* this device has no fields ... */ V4L2_FIELD_TOP = 2, /* top field only */ V4L2_FIELD_BOTTOM = 3, /* bottom field only */ V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one buffer, top-bottom order */ V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into separate buffers */ V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field first and the top field is transmitted first */ V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field first and the bottom field is transmitted first */ }; #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) #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) #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) 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_SLICED_VBI_CAPTURE = 6, V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, #if 1 /* Experimental */ V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, #endif V4L2_BUF_TYPE_PRIVATE = 0x80, }; enum v4l2_ctrl_type { V4L2_CTRL_TYPE_INTEGER = 1, V4L2_CTRL_TYPE_BOOLEAN = 2, V4L2_CTRL_TYPE_MENU = 3, V4L2_CTRL_TYPE_BUTTON = 4, V4L2_CTRL_TYPE_INTEGER64 = 5, V4L2_CTRL_TYPE_CTRL_CLASS = 6, }; enum v4l2_tuner_type { V4L2_TUNER_RADIO = 1, V4L2_TUNER_ANALOG_TV = 2, V4L2_TUNER_DIGITAL_TV = 3, }; enum v4l2_memory { V4L2_MEMORY_MMAP = 1, V4L2_MEMORY_USERPTR = 2, V4L2_MEMORY_OVERLAY = 3, }; /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ enum v4l2_colorspace { /* ITU-R 601 -- broadcast NTSC/PAL */ V4L2_COLORSPACE_SMPTE170M = 1, /* 1125-Line (US) HDTV */ V4L2_COLORSPACE_SMPTE240M = 2, /* 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, }; enum v4l2_priority { V4L2_PRIORITY_UNSET = 0, /* not initialized */ V4L2_PRIORITY_BACKGROUND = 1, V4L2_PRIORITY_INTERACTIVE = 2, V4L2_PRIORITY_RECORD = 3, V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, }; struct v4l2_rect { __s32 left; __s32 top; __s32 width; __s32 height; }; struct v4l2_fract { __u32 numerator; __u32 denominator; }; /* * D R I V E R C A P A B I L I T I E S */ struct v4l2_capability { __u8 driver[16]; /* i.e. "bttv" */ __u8 card[32]; /* i.e. "Hauppauge WinTV" */ __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ __u32 version; /* should use KERNEL_VERSION() */ __u32 capabilities; /* Device capabilities */ __u32 reserved[4]; }; /* 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 raw VBI capture device */ #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ #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 */ #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ #define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ #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 */ /* * 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; enum v4l2_field field; __u32 bytesperline; /* for padding, zero if unused */ __u32 sizeimage; enum v4l2_colorspace colorspace; __u32 priv; /* private data, depends on pixelformat */ }; /* Pixel format FOURCC depth Description */ #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */ #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */ #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */ #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */ #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */ #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */ #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */ #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */ #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */ #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */ #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */ #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */ #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ #define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */ #define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */ #define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */ #define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */ /* two planes -- one Y, one Cr + Cb interleaved */ #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ /* The following formats are not defined in the V4L2 specification */ #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */ #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */ #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */ #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */ /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */ /* compressed formats */ #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */ #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */ #define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */ #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */ /* 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 */ #define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */ #define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S','5','0','5') /* YYUV per line */ #define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S','5','0','8') /* YUVY per line */ #define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */ #define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */ /* * F O R M A T E N U M E R A T I O N */ struct v4l2_fmtdesc { __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]; }; #define V4L2_FMT_FLAG_COMPRESSED 0x0001 #if 1 /* Experimental Frame Size and frame rate enumeration */ /* * F R A M E S I Z E E N U M E R A T I O N */ enum v4l2_frmsizetypes { V4L2_FRMSIZE_TYPE_DISCRETE = 1, V4L2_FRMSIZE_TYPE_CONTINUOUS = 2, V4L2_FRMSIZE_TYPE_STEPWISE = 3, }; struct v4l2_frmsize_discrete { __u32 width; /* Frame width [pixel] */ __u32 height; /* Frame height [pixel] */ }; struct v4l2_frmsize_stepwise { __u32 min_width; /* Minimum frame width [pixel] */ __u32 max_width; /* Maximum frame width [pixel] */ __u32 step_width; /* Frame width step size [pixel] */ __u32 min_height; /* Minimum frame height [pixel] */ __u32 max_height; /* Maximum frame height [pixel] */ __u32 step_height; /* Frame height step size [pixel] */ }; struct v4l2_frmsizeenum { __u32 index; /* Frame size number */ __u32 pixel_format; /* Pixel format */ __u32 type; /* Frame size type the device supports. */ union { /* Frame size */ struct v4l2_frmsize_discrete discrete; struct v4l2_frmsize_stepwise stepwise; }; __u32 reserved[2]; /* Reserved space for future use */ }; /* * F R A M E R A T E E N U M E R A T I O N */ enum v4l2_frmivaltypes { V4L2_FRMIVAL_TYPE_DISCRETE = 1, V4L2_FRMIVAL_TYPE_CONTINUOUS = 2, V4L2_FRMIVAL_TYPE_STEPWISE = 3, }; struct v4l2_frmival_stepwise { struct v4l2_fract min; /* Minimum frame interval [s] */ struct v4l2_fract max; /* Maximum frame interval [s] */ struct v4l2_fract step; /* Frame interval step size [s] */ }; struct v4l2_frmivalenum { __u32 index; /* Frame format index */ __u32 pixel_format; /* Pixel format */ __u32 width; /* Frame width */ __u32 height; /* Frame height */ __u32 type; /* Frame interval type the device supports. */ union { /* Frame interval */ struct v4l2_fract discrete; struct v4l2_frmival_stepwise stepwise; }; __u32 reserved[2]; /* Reserved space for future use */ }; #endif /* * T I M E C O D E */ struct v4l2_timecode { __u32 type; __u32 flags; __u8 frames; __u8 seconds; __u8 minutes; __u8 hours; __u8 userbits[4]; }; /* Type */ #define V4L2_TC_TYPE_24FPS 1 #define V4L2_TC_TYPE_25FPS 2 #define V4L2_TC_TYPE_30FPS 3 #define V4L2_TC_TYPE_50FPS 4 #define V4L2_TC_TYPE_60FPS 5 /* Flags */ #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ #define V4L2_TC_FLAG_COLORFRAME 0x0002 #define V4L2_TC_USERBITS_field 0x000C #define V4L2_TC_USERBITS_USERDEFINED 0x0000 #define V4L2_TC_USERBITS_8BITCHARS 0x0008 /* The above is based on SMPTE timecodes */ struct v4l2_jpegcompression { int quality; int APPn; /* Number of APP segment to be written, * 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. * Inluding less markers will make the * resulting code smaller, but there will * be fewer aplications which can read it. * 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 */ }; /* * M E M O R Y - M A P P I N G B U F F E R S */ struct v4l2_requestbuffers { __u32 count; enum v4l2_buf_type type; enum v4l2_memory memory; __u32 reserved[2]; }; struct v4l2_buffer { __u32 index; enum v4l2_buf_type type; __u32 bytesused; __u32 flags; enum v4l2_field field; struct timeval timestamp; struct v4l2_timecode timecode; __u32 sequence; /* memory location */ enum v4l2_memory memory; union { __u32 offset; unsigned long userptr; } m; __u32 length; __u32 input; __u32 reserved; }; /* Flags for 'flags' field */ #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ /* * O V E R L A Y P R E V I E W */ struct v4l2_framebuffer { __u32 capability; __u32 flags; /* FIXME: in theory we should pass something like PCI device + memory * region + offset instead of some physical address */ void *base; struct v4l2_pix_format fmt; }; /* Flags for the 'capability' field. Read only */ #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 /* Flags for the 'flags' field. */ #define V4L2_FBUF_FLAG_PRIMARY 0x0001 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 struct v4l2_clip { struct v4l2_rect c; struct v4l2_clip __user *next; }; struct v4l2_window { struct v4l2_rect w; enum v4l2_field field; __u32 chromakey; struct v4l2_clip __user *clips; __u32 clipcount; void __user *bitmap; __u8 global_alpha; }; /* * C A P T U R E P A R A M E T E R S */ struct v4l2_captureparm { __u32 capability; /* Supported modes */ __u32 capturemode; /* Current mode */ struct v4l2_fract timeperframe; /* Time per frame in .1us units */ __u32 extendedmode; /* Driver-specific extensions */ __u32 readbuffers; /* # of buffers for read */ __u32 reserved[4]; }; /* Flags for 'capability' and 'capturemode' fields */ #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ struct v4l2_outputparm { __u32 capability; /* Supported modes */ __u32 outputmode; /* Current mode */ struct v4l2_fract timeperframe; /* Time per frame in seconds */ __u32 extendedmode; /* Driver-specific extensions */ __u32 writebuffers; /* # of buffers for write */ __u32 reserved[4]; }; /* * 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; struct v4l2_rect bounds; struct v4l2_rect defrect; struct v4l2_fract pixelaspect; }; struct v4l2_crop { enum v4l2_buf_type type; struct v4l2_rect c; }; /* * A N A L O G V I D E O S T A N D A R D */ typedef __u64 v4l2_std_id; /* one bit for each */ #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) #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_G ((v4l2_std_id)0x00040000) #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) #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) /* FIXME: Although std_id is 64 bits, there is an issue on PPC32 architecture that makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding this value to 32 bits. As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide), it should work fine. However, if needed to add more than two standards, v4l2-common.c should be fixed. */ /* 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_G) #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ V4L2_STD_PAL_D1 |\ V4L2_STD_PAL_K) #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ V4L2_STD_PAL_DK |\ 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_KR) #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ V4L2_STD_SECAM_K |\ V4L2_STD_SECAM_K1) #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) #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ V4L2_STD_PAL_60 |\ 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) #define V4L2_STD_UNKNOWN 0 #define V4L2_STD_ALL (V4L2_STD_525_60 |\ V4L2_STD_625_50) struct v4l2_standard { __u32 index; v4l2_std_id id; __u8 name[24]; struct v4l2_fract frameperiod; /* Frames, not fields */ __u32 framelines; __u32 reserved[4]; }; /* * V I D E O I N P U T S */ struct v4l2_input { __u32 index; /* Which input */ __u8 name[32]; /* Label */ __u32 type; /* Type of input */ __u32 audioset; /* Associated audios (bitfield) */ __u32 tuner; /* Associated tuner */ v4l2_std_id std; __u32 status; __u32 reserved[4]; }; /* Values for the 'type' field */ #define V4L2_INPUT_TYPE_TUNER 1 #define V4L2_INPUT_TYPE_CAMERA 2 /* field 'status' - general */ #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ #define V4L2_IN_ST_NO_SIGNAL 0x00000002 #define V4L2_IN_ST_NO_COLOR 0x00000004 /* field 'status' - analog */ #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ /* field 'status' - digital */ #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ /* field 'status' - VCR and set-top box */ #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ /* * V I D E O O U T P U T S */ struct v4l2_output { __u32 index; /* Which output */ __u8 name[32]; /* Label */ __u32 type; /* Type of output */ __u32 audioset; /* Associated audios (bitfield) */ __u32 modulator; /* Associated modulator */ v4l2_std_id std; __u32 reserved[4]; }; /* Values for the 'type' field */ #define V4L2_OUTPUT_TYPE_MODULATOR 1 #define V4L2_OUTPUT_TYPE_ANALOG 2 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 /* * C O N T R O L S */ struct v4l2_control { __u32 id; __s32 value; }; struct v4l2_ext_control { __u32 id; __u32 reserved2[2]; union { __s32 value; __s64 value64; void *reserved; }; } __attribute__ ((packed)); struct v4l2_ext_controls { __u32 ctrl_class; __u32 count; __u32 error_idx; __u32 reserved[2]; struct v4l2_ext_control *controls; }; /* Values for ctrl_class field */ #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */ #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */ #define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */ #define V4L2_CTRL_ID_MASK (0x0fffffff) #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL) #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000) /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ struct v4l2_queryctrl { __u32 id; enum v4l2_ctrl_type type; __u8 name[32]; /* Whatever */ __s32 minimum; /* Note signedness */ __s32 maximum; __s32 step; __s32 default_value; __u32 flags; __u32 reserved[2]; }; /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ struct v4l2_querymenu { __u32 id; __u32 index; __u8 name[32]; /* Whatever */ __u32 reserved; }; /* Control flags */ #define V4L2_CTRL_FLAG_DISABLED 0x0001 #define V4L2_CTRL_FLAG_GRABBED 0x0002 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004 #define V4L2_CTRL_FLAG_UPDATE 0x0008 #define V4L2_CTRL_FLAG_INACTIVE 0x0010 #define V4L2_CTRL_FLAG_SLIDER 0x0020 /* Query flag, to be ORed with the control ID */ #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000 /* User-class control IDs defined by V4L2 */ #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900) #define V4L2_CID_USER_BASE V4L2_CID_BASE /* IDs reserved for driver specific controls */ #define V4L2_CID_PRIVATE_BASE 0x08000000 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1) #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) #define V4L2_CID_HUE (V4L2_CID_BASE+3) #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */ #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */ #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) #define V4L2_CID_GAIN (V4L2_CID_BASE+19) #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) /* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */ #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) #define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24) enum v4l2_power_line_frequency { V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, }; #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) #define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27) #define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28) #define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29) #define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30) /* last CID + 1 */ #define V4L2_CID_LASTP1 (V4L2_CID_BASE+31) /* MPEG-class control IDs defined by V4L2 */ #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1) /* MPEG streams */ #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0) enum v4l2_mpeg_stream_type { V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */ V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */ V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */ V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */ V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */ V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */ }; #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1) #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2) #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3) #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4) #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5) #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6) #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7) enum v4l2_mpeg_stream_vbi_fmt { V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */ V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */ }; /* MPEG audio */ #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100) enum v4l2_mpeg_audio_sampling_freq { V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0, V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1, V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2, }; #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101) enum v4l2_mpeg_audio_encoding { V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0, V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1, V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2, }; #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102) enum v4l2_mpeg_audio_l1_bitrate { V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0, V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1, V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2, V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3, V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4, V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5, V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6, V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7, V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8, V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9, V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10, V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11, V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12, V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13, }; #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103) enum v4l2_mpeg_audio_l2_bitrate { V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0, V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1, V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2, V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3, V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4, V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5, V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6, V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7, V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8, V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9, V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10, V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11, V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12, V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13, }; #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104) enum v4l2_mpeg_audio_l3_bitrate { V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0, V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1, V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2, V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3, V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4, V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5, V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6, V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7, V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8, V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9, V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10, V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11, V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12, V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13, }; #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105) enum v4l2_mpeg_audio_mode { V4L2_MPEG_AUDIO_MODE_STEREO = 0, V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1, V4L2_MPEG_AUDIO_MODE_DUAL = 2, V4L2_MPEG_AUDIO_MODE_MONO = 3, }; #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106) enum v4l2_mpeg_audio_mode_extension { V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0, V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1, V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2, V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3, }; #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107) enum v4l2_mpeg_audio_emphasis { V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0, V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1, V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2, }; #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108) enum v4l2_mpeg_audio_crc { V4L2_MPEG_AUDIO_CRC_NONE = 0, V4L2_MPEG_AUDIO_CRC_CRC16 = 1, }; #define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109) /* MPEG video */ #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200) enum v4l2_mpeg_video_encoding { V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0, V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1, }; #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201) enum v4l2_mpeg_video_aspect { V4L2_MPEG_VIDEO_ASPECT_1x1 = 0, V4L2_MPEG_VIDEO_ASPECT_4x3 = 1, V4L2_MPEG_VIDEO_ASPECT_16x9 = 2, V4L2_MPEG_VIDEO_ASPECT_221x100 = 3, }; #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202) #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203) #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204) #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205) #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206) enum v4l2_mpeg_video_bitrate_mode { V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0, V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1, }; #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207) #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208) #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209) #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0, V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1, }; #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1) #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2) enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type { V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0, V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2, V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3, V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4, }; #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3) enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type { V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0, V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1, }; #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4) enum v4l2_mpeg_cx2341x_video_temporal_filter_mode { V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0, V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1, }; #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5) #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6) enum v4l2_mpeg_cx2341x_video_median_filter_type { V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0, V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1, V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2, V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3, V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4, }; #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7) #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8) #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9) #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10) #define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11) /* Camera class control IDs */ #define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900) #define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1) #define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1) enum v4l2_exposure_auto_type { V4L2_EXPOSURE_AUTO = 0, V4L2_EXPOSURE_MANUAL = 1, V4L2_EXPOSURE_SHUTTER_PRIORITY = 2, V4L2_EXPOSURE_APERTURE_PRIORITY = 3 }; #define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2) #define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3) #define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4) #define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5) #define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6) #define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7) #define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8) #define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9) #define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10) #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11) #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12) /* * T U N I N G */ struct v4l2_tuner { __u32 index; __u8 name[32]; enum v4l2_tuner_type type; __u32 capability; __u32 rangelow; __u32 rangehigh; __u32 rxsubchans; __u32 audmode; __s32 signal; __s32 afc; __u32 reserved[4]; }; struct v4l2_modulator { __u32 index; __u8 name[32]; __u32 capability; __u32 rangelow; __u32 rangehigh; __u32 txsubchans; __u32 reserved[4]; }; /* Flags for the 'capability' field */ #define V4L2_TUNER_CAP_LOW 0x0001 #define V4L2_TUNER_CAP_NORM 0x0002 #define V4L2_TUNER_CAP_STEREO 0x0010 #define V4L2_TUNER_CAP_LANG2 0x0020 #define V4L2_TUNER_CAP_SAP 0x0020 #define V4L2_TUNER_CAP_LANG1 0x0040 /* Flags for the 'rxsubchans' field */ #define V4L2_TUNER_SUB_MONO 0x0001 #define V4L2_TUNER_SUB_STEREO 0x0002 #define V4L2_TUNER_SUB_LANG2 0x0004 #define V4L2_TUNER_SUB_SAP 0x0004 #define V4L2_TUNER_SUB_LANG1 0x0008 /* Values for the 'audmode' field */ #define V4L2_TUNER_MODE_MONO 0x0000 #define V4L2_TUNER_MODE_STEREO 0x0001 #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; enum v4l2_tuner_type type; __u32 frequency; __u32 reserved[8]; }; struct v4l2_hw_freq_seek { __u32 tuner; enum v4l2_tuner_type type; __u32 seek_upward; __u32 wrap_around; __u32 reserved[8]; }; /* * A U D I O */ struct v4l2_audio { __u32 index; __u8 name[32]; __u32 capability; __u32 mode; __u32 reserved[2]; }; /* Flags for the 'capability' field */ #define V4L2_AUDCAP_STEREO 0x00001 #define V4L2_AUDCAP_AVL 0x00002 /* Flags for the 'mode' field */ #define V4L2_AUDMODE_AVL 0x00001 struct v4l2_audioout { __u32 index; __u8 name[32]; __u32 capability; __u32 mode; __u32 reserved[2]; }; /* * M P E G S E R V I C E S * * NOTE: EXPERIMENTAL API */ #if 1 #define V4L2_ENC_IDX_FRAME_I (0) #define V4L2_ENC_IDX_FRAME_P (1) #define V4L2_ENC_IDX_FRAME_B (2) #define V4L2_ENC_IDX_FRAME_MASK (0xf) struct v4l2_enc_idx_entry { __u64 offset; __u64 pts; __u32 length; __u32 flags; __u32 reserved[2]; }; #define V4L2_ENC_IDX_ENTRIES (64) struct v4l2_enc_idx { __u32 entries; __u32 entries_cap; __u32 reserved[4]; struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES]; }; #define V4L2_ENC_CMD_START (0) #define V4L2_ENC_CMD_STOP (1) #define V4L2_ENC_CMD_PAUSE (2) #define V4L2_ENC_CMD_RESUME (3) /* Flags for V4L2_ENC_CMD_STOP */ #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0) struct v4l2_encoder_cmd { __u32 cmd; __u32 flags; union { struct { __u32 data[8]; } raw; }; }; #endif /* * D A T A S E R V I C E S ( V B I ) * * Data services API by Michael Schimek */ /* Raw VBI */ struct v4l2_vbi_format { __u32 sampling_rate; /* in 1 Hz */ __u32 offset; __u32 samples_per_line; __u32 sample_format; /* V4L2_PIX_FMT_* */ __s32 start[2]; __u32 count[2]; __u32 flags; /* V4L2_VBI_* */ __u32 reserved[2]; /* must be zero */ }; /* VBI flags */ #define V4L2_VBI_UNSYNC (1 << 0) #define V4L2_VBI_INTERLACED (1 << 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]; enum v4l2_buf_type type; __u32 reserved[3]; /* 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]; }; /* * A G G R E G A T E S T R U C T U R E S */ /* Stream data format */ struct v4l2_format { 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 */ struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ __u8 raw_data[200]; /* user-defined */ } fmt; }; /* Stream type-dependent parameters */ struct v4l2_streamparm { enum v4l2_buf_type type; union { struct v4l2_captureparm capture; struct v4l2_outputparm output; __u8 raw_data[200]; /* user-defined */ } parm; }; /* * A D V A N C E D D E B U G G I N G * * NOTE: EXPERIMENTAL API */ /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */ #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ struct v4l2_register { __u32 match_type; /* Match type */ __u32 match_chip; /* Match this chip, meaning determined by match_type */ __u64 reg; __u64 val; }; /* VIDIOC_G_CHIP_IDENT */ struct v4l2_chip_ident { __u32 match_type; /* Match type */ __u32 match_chip; /* Match this chip, meaning determined by match_type */ __u32 ident; /* chip identifier as specified in */ __u32 revision; /* chip revision, chip specific */ }; /* * I O C T L C O D E S F O R V I D E O D E V I C E S * */ #define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability) #define VIDIOC_RESERVED _IO('V', 1) #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) #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_S_FBUF _IOW('V', 11, struct v4l2_framebuffer) #define VIDIOC_OVERLAY _IOW('V', 14, int) #define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer) #define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer) #define VIDIOC_STREAMON _IOW('V', 18, int) #define VIDIOC_STREAMOFF _IOW('V', 19, int) #define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm) #define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm) #define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id) #define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id) #define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard) #define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input) #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) #define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control) #define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner) #define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner) #define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio) #define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio) #define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl) #define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu) #define VIDIOC_G_INPUT _IOR('V', 38, int) #define VIDIOC_S_INPUT _IOWR('V', 39, int) #define VIDIOC_G_OUTPUT _IOR('V', 46, int) #define VIDIOC_S_OUTPUT _IOWR('V', 47, int) #define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output) #define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout) #define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout) #define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator) #define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator) #define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency) #define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency) #define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap) #define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop) #define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop) #define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression) #define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression) #define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id) #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_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) #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls) #if 1 #define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum) #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum) #define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx) #define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd) #define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd) /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */ #define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_register) #define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_register) #define VIDIOC_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_chip_ident) #endif #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) #ifdef __OLD_VIDIOC_ /* for compatibility, will go away some day */ #define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int) #define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm) #define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control) #define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio) #define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout) #define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap) #endif #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ #endif /* __LINUX_VIDEODEV2_H */