[NET_SCHED]: kill jiffie conversion macros
[linux-2.6.22.y-op.git] / include / linux / videodev2.h
blob441b877bf150ef84d467f89b318945dd0c622f88
1 /*
2 * Video for Linux Two header file
4 * Copyright (C) 1999-2007 the contributors
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * Alternatively you can redistribute this file under the terms of the
17 * BSD license as stated below:
19 * Redistribution and use in source and binary forms, with or without
20 * modification, are permitted provided that the following conditions
21 * are met:
22 * 1. Redistributions of source code must retain the above copyright
23 * notice, this list of conditions and the following disclaimer.
24 * 2. Redistributions in binary form must reproduce the above copyright
25 * notice, this list of conditions and the following disclaimer in
26 * the documentation and/or other materials provided with the
27 * distribution.
28 * 3. The names of its contributors may not be used to endorse or promote
29 * products derived from this software without specific prior written
30 * permission.
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
38 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
39 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
40 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
41 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
42 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 * Header file for v4l or V4L2 drivers and applications
45 * with public API.
46 * All kernel-specific stuff were moved to media/v4l2-dev.h, so
47 * no #if __KERNEL tests are allowed here
49 * See http://linuxtv.org for more info
51 * Author: Bill Dirks <bill@thedirks.org>
52 * Justin Schoeman
53 * Hans Verkuil <hverkuil@xs4all.nl>
54 * et al.
56 #ifndef __LINUX_VIDEODEV2_H
57 #define __LINUX_VIDEODEV2_H
58 #ifdef __KERNEL__
59 #include <linux/time.h> /* need struct timeval */
60 #include <linux/compiler.h> /* need __user */
61 #else
62 #define __user
63 #endif
64 #include <linux/types.h>
67 * Common stuff for both V4L1 and V4L2
68 * Moved from videodev.h
70 #define VIDEO_MAX_FRAME 32
72 #define VID_TYPE_CAPTURE 1 /* Can capture */
73 #define VID_TYPE_TUNER 2 /* Can tune */
74 #define VID_TYPE_TELETEXT 4 /* Does teletext */
75 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
76 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
77 #define VID_TYPE_CLIPPING 32 /* Can clip */
78 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
79 #define VID_TYPE_SCALES 128 /* Scalable */
80 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
81 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
82 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
83 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
84 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
85 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
88 * M I S C E L L A N E O U S
91 /* Four-character-code (FOURCC) */
92 #define v4l2_fourcc(a,b,c,d)\
93 (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
96 * E N U M S
98 enum v4l2_field {
99 V4L2_FIELD_ANY = 0, /* driver can choose from none,
100 top, bottom, interlaced
101 depending on whatever it thinks
102 is approximate ... */
103 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
104 V4L2_FIELD_TOP = 2, /* top field only */
105 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
106 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
107 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
108 buffer, top-bottom order */
109 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
110 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
111 separate buffers */
113 #define V4L2_FIELD_HAS_TOP(field) \
114 ((field) == V4L2_FIELD_TOP ||\
115 (field) == V4L2_FIELD_INTERLACED ||\
116 (field) == V4L2_FIELD_SEQ_TB ||\
117 (field) == V4L2_FIELD_SEQ_BT)
118 #define V4L2_FIELD_HAS_BOTTOM(field) \
119 ((field) == V4L2_FIELD_BOTTOM ||\
120 (field) == V4L2_FIELD_INTERLACED ||\
121 (field) == V4L2_FIELD_SEQ_TB ||\
122 (field) == V4L2_FIELD_SEQ_BT)
123 #define V4L2_FIELD_HAS_BOTH(field) \
124 ((field) == V4L2_FIELD_INTERLACED ||\
125 (field) == V4L2_FIELD_SEQ_TB ||\
126 (field) == V4L2_FIELD_SEQ_BT)
128 enum v4l2_buf_type {
129 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
130 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
131 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
132 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
133 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
134 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
135 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
136 V4L2_BUF_TYPE_PRIVATE = 0x80,
139 enum v4l2_ctrl_type {
140 V4L2_CTRL_TYPE_INTEGER = 1,
141 V4L2_CTRL_TYPE_BOOLEAN = 2,
142 V4L2_CTRL_TYPE_MENU = 3,
143 V4L2_CTRL_TYPE_BUTTON = 4,
144 V4L2_CTRL_TYPE_INTEGER64 = 5,
145 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
148 enum v4l2_tuner_type {
149 V4L2_TUNER_RADIO = 1,
150 V4L2_TUNER_ANALOG_TV = 2,
151 V4L2_TUNER_DIGITAL_TV = 3,
154 enum v4l2_memory {
155 V4L2_MEMORY_MMAP = 1,
156 V4L2_MEMORY_USERPTR = 2,
157 V4L2_MEMORY_OVERLAY = 3,
160 /* see also http://vektor.theorem.ca/graphics/ycbcr/ */
161 enum v4l2_colorspace {
162 /* ITU-R 601 -- broadcast NTSC/PAL */
163 V4L2_COLORSPACE_SMPTE170M = 1,
165 /* 1125-Line (US) HDTV */
166 V4L2_COLORSPACE_SMPTE240M = 2,
168 /* HD and modern captures. */
169 V4L2_COLORSPACE_REC709 = 3,
171 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
172 V4L2_COLORSPACE_BT878 = 4,
174 /* These should be useful. Assume 601 extents. */
175 V4L2_COLORSPACE_470_SYSTEM_M = 5,
176 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
178 /* I know there will be cameras that send this. So, this is
179 * unspecified chromaticities and full 0-255 on each of the
180 * Y'CbCr components
182 V4L2_COLORSPACE_JPEG = 7,
184 /* For RGB colourspaces, this is probably a good start. */
185 V4L2_COLORSPACE_SRGB = 8,
188 enum v4l2_priority {
189 V4L2_PRIORITY_UNSET = 0, /* not initialized */
190 V4L2_PRIORITY_BACKGROUND = 1,
191 V4L2_PRIORITY_INTERACTIVE = 2,
192 V4L2_PRIORITY_RECORD = 3,
193 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
196 struct v4l2_rect {
197 __s32 left;
198 __s32 top;
199 __s32 width;
200 __s32 height;
203 struct v4l2_fract {
204 __u32 numerator;
205 __u32 denominator;
209 * D R I V E R C A P A B I L I T I E S
211 struct v4l2_capability
213 __u8 driver[16]; /* i.e. "bttv" */
214 __u8 card[32]; /* i.e. "Hauppauge WinTV" */
215 __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
216 __u32 version; /* should use KERNEL_VERSION() */
217 __u32 capabilities; /* Device capabilities */
218 __u32 reserved[4];
221 /* Values for 'capabilities' field */
222 #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
223 #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
224 #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
225 #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
226 #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
227 #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
228 #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
229 #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
231 #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
232 #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
233 #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
235 #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
236 #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
237 #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
240 * V I D E O I M A G E F O R M A T
242 struct v4l2_pix_format
244 __u32 width;
245 __u32 height;
246 __u32 pixelformat;
247 enum v4l2_field field;
248 __u32 bytesperline; /* for padding, zero if unused */
249 __u32 sizeimage;
250 enum v4l2_colorspace colorspace;
251 __u32 priv; /* private data, depends on pixelformat */
254 /* Pixel format FOURCC depth Description */
255 #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */
256 #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */
257 #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */
258 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */
259 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */
260 #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */
261 #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */
262 #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */
263 #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */
264 #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */
265 #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */
266 #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */
267 #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */
268 #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */
269 #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */
270 #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */
271 #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */
273 /* two planes -- one Y, one Cr + Cb interleaved */
274 #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */
275 #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */
277 /* The following formats are not defined in the V4L2 specification */
278 #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */
279 #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */
280 #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */
281 #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */
282 #define V4L2_PIX_FMT_HM12 v4l2_fourcc('H','M','1','2') /* 8 YUV 4:2:0 16x16 macroblocks */
283 #define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R','4','4','4') /* 16 xxxxrrrr ggggbbbb */
285 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
286 #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */
288 /* compressed formats */
289 #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */
290 #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */
291 #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */
292 #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG-1/2/4 */
294 /* Vendor-specific formats */
295 #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */
296 #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */
297 #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */
298 #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */
299 #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */
302 * F O R M A T E N U M E R A T I O N
304 struct v4l2_fmtdesc
306 __u32 index; /* Format number */
307 enum v4l2_buf_type type; /* buffer type */
308 __u32 flags;
309 __u8 description[32]; /* Description string */
310 __u32 pixelformat; /* Format fourcc */
311 __u32 reserved[4];
314 #define V4L2_FMT_FLAG_COMPRESSED 0x0001
316 #if 1
317 /* Experimental Frame Size and frame rate enumeration */
319 * F R A M E S I Z E E N U M E R A T I O N
321 enum v4l2_frmsizetypes
323 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
324 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
325 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
328 struct v4l2_frmsize_discrete
330 __u32 width; /* Frame width [pixel] */
331 __u32 height; /* Frame height [pixel] */
334 struct v4l2_frmsize_stepwise
336 __u32 min_width; /* Minimum frame width [pixel] */
337 __u32 max_width; /* Maximum frame width [pixel] */
338 __u32 step_width; /* Frame width step size [pixel] */
339 __u32 min_height; /* Minimum frame height [pixel] */
340 __u32 max_height; /* Maximum frame height [pixel] */
341 __u32 step_height; /* Frame height step size [pixel] */
344 struct v4l2_frmsizeenum
346 __u32 index; /* Frame size number */
347 __u32 pixel_format; /* Pixel format */
348 __u32 type; /* Frame size type the device supports. */
350 union { /* Frame size */
351 struct v4l2_frmsize_discrete discrete;
352 struct v4l2_frmsize_stepwise stepwise;
355 __u32 reserved[2]; /* Reserved space for future use */
359 * F R A M E R A T E E N U M E R A T I O N
361 enum v4l2_frmivaltypes
363 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
364 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
365 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
368 struct v4l2_frmival_stepwise
370 struct v4l2_fract min; /* Minimum frame interval [s] */
371 struct v4l2_fract max; /* Maximum frame interval [s] */
372 struct v4l2_fract step; /* Frame interval step size [s] */
375 struct v4l2_frmivalenum
377 __u32 index; /* Frame format index */
378 __u32 pixel_format; /* Pixel format */
379 __u32 width; /* Frame width */
380 __u32 height; /* Frame height */
381 __u32 type; /* Frame interval type the device supports. */
383 union { /* Frame interval */
384 struct v4l2_fract discrete;
385 struct v4l2_frmival_stepwise stepwise;
388 __u32 reserved[2]; /* Reserved space for future use */
390 #endif
393 * T I M E C O D E
395 struct v4l2_timecode
397 __u32 type;
398 __u32 flags;
399 __u8 frames;
400 __u8 seconds;
401 __u8 minutes;
402 __u8 hours;
403 __u8 userbits[4];
406 /* Type */
407 #define V4L2_TC_TYPE_24FPS 1
408 #define V4L2_TC_TYPE_25FPS 2
409 #define V4L2_TC_TYPE_30FPS 3
410 #define V4L2_TC_TYPE_50FPS 4
411 #define V4L2_TC_TYPE_60FPS 5
413 /* Flags */
414 #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
415 #define V4L2_TC_FLAG_COLORFRAME 0x0002
416 #define V4L2_TC_USERBITS_field 0x000C
417 #define V4L2_TC_USERBITS_USERDEFINED 0x0000
418 #define V4L2_TC_USERBITS_8BITCHARS 0x0008
419 /* The above is based on SMPTE timecodes */
421 #ifdef __KERNEL__
423 * 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
425 * ### WARNING: This experimental MPEG compression API is obsolete.
426 * ### It is replaced by the MPEG controls API.
427 * ### This old API will disappear in the near future!
430 enum v4l2_bitrate_mode {
431 V4L2_BITRATE_NONE = 0, /* not specified */
432 V4L2_BITRATE_CBR, /* constant bitrate */
433 V4L2_BITRATE_VBR, /* variable bitrate */
435 struct v4l2_bitrate {
436 /* rates are specified in kbit/sec */
437 enum v4l2_bitrate_mode mode;
438 __u32 min;
439 __u32 target; /* use this one for CBR */
440 __u32 max;
443 enum v4l2_mpeg_streamtype {
444 V4L2_MPEG_SS_1, /* MPEG-1 system stream */
445 V4L2_MPEG_PS_2, /* MPEG-2 program stream */
446 V4L2_MPEG_TS_2, /* MPEG-2 transport stream */
447 V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */
449 enum v4l2_mpeg_audiotype {
450 V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */
451 V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */
452 V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */
453 V4L2_MPEG_AC3, /* AC3 */
454 V4L2_MPEG_LPCM, /* LPCM */
456 enum v4l2_mpeg_videotype {
457 V4L2_MPEG_VI_1, /* MPEG-1 */
458 V4L2_MPEG_VI_2, /* MPEG-2 */
460 enum v4l2_mpeg_aspectratio {
461 V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */
462 V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */
463 V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */
464 V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */
467 struct v4l2_mpeg_compression {
468 /* general */
469 enum v4l2_mpeg_streamtype st_type;
470 struct v4l2_bitrate st_bitrate;
472 /* transport streams */
473 __u16 ts_pid_pmt;
474 __u16 ts_pid_audio;
475 __u16 ts_pid_video;
476 __u16 ts_pid_pcr;
478 /* program stream */
479 __u16 ps_size;
480 __u16 reserved_1; /* align */
482 /* audio */
483 enum v4l2_mpeg_audiotype au_type;
484 struct v4l2_bitrate au_bitrate;
485 __u32 au_sample_rate;
486 __u8 au_pesid;
487 __u8 reserved_2[3]; /* align */
489 /* video */
490 enum v4l2_mpeg_videotype vi_type;
491 enum v4l2_mpeg_aspectratio vi_aspect_ratio;
492 struct v4l2_bitrate vi_bitrate;
493 __u32 vi_frame_rate;
494 __u16 vi_frames_per_gop;
495 __u16 vi_bframes_count;
496 __u8 vi_pesid;
497 __u8 reserved_3[3]; /* align */
499 /* misc flags */
500 __u32 closed_gops:1;
501 __u32 pulldown:1;
502 __u32 reserved_4:30; /* align */
504 /* I don't expect the above being perfect yet ;) */
505 __u32 reserved_5[8];
507 #endif
509 struct v4l2_jpegcompression
511 int quality;
513 int APPn; /* Number of APP segment to be written,
514 * must be 0..15 */
515 int APP_len; /* Length of data in JPEG APPn segment */
516 char APP_data[60]; /* Data in the JPEG APPn segment. */
518 int COM_len; /* Length of data in JPEG COM segment */
519 char COM_data[60]; /* Data in JPEG COM segment */
521 __u32 jpeg_markers; /* Which markers should go into the JPEG
522 * output. Unless you exactly know what
523 * you do, leave them untouched.
524 * Inluding less markers will make the
525 * resulting code smaller, but there will
526 * be fewer aplications which can read it.
527 * The presence of the APP and COM marker
528 * is influenced by APP_len and COM_len
529 * ONLY, not by this property! */
531 #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
532 #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
533 #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
534 #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
535 #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
536 * allways use APP0 */
540 * M E M O R Y - M A P P I N G B U F F E R S
542 struct v4l2_requestbuffers
544 __u32 count;
545 enum v4l2_buf_type type;
546 enum v4l2_memory memory;
547 __u32 reserved[2];
550 struct v4l2_buffer
552 __u32 index;
553 enum v4l2_buf_type type;
554 __u32 bytesused;
555 __u32 flags;
556 enum v4l2_field field;
557 struct timeval timestamp;
558 struct v4l2_timecode timecode;
559 __u32 sequence;
561 /* memory location */
562 enum v4l2_memory memory;
563 union {
564 __u32 offset;
565 unsigned long userptr;
566 } m;
567 __u32 length;
568 __u32 input;
569 __u32 reserved;
572 /* Flags for 'flags' field */
573 #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
574 #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
575 #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
576 #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
577 #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
578 #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
579 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
580 #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
583 * O V E R L A Y P R E V I E W
585 struct v4l2_framebuffer
587 __u32 capability;
588 __u32 flags;
589 /* FIXME: in theory we should pass something like PCI device + memory
590 * region + offset instead of some physical address */
591 void* base;
592 struct v4l2_pix_format fmt;
594 /* Flags for the 'capability' field. Read only */
595 #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
596 #define V4L2_FBUF_CAP_CHROMAKEY 0x0002
597 #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
598 #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
599 /* Flags for the 'flags' field. */
600 #define V4L2_FBUF_FLAG_PRIMARY 0x0001
601 #define V4L2_FBUF_FLAG_OVERLAY 0x0002
602 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
604 struct v4l2_clip
606 struct v4l2_rect c;
607 struct v4l2_clip __user *next;
610 struct v4l2_window
612 struct v4l2_rect w;
613 enum v4l2_field field;
614 __u32 chromakey;
615 struct v4l2_clip __user *clips;
616 __u32 clipcount;
617 void __user *bitmap;
621 * C A P T U R E P A R A M E T E R S
623 struct v4l2_captureparm
625 __u32 capability; /* Supported modes */
626 __u32 capturemode; /* Current mode */
627 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
628 __u32 extendedmode; /* Driver-specific extensions */
629 __u32 readbuffers; /* # of buffers for read */
630 __u32 reserved[4];
633 /* Flags for 'capability' and 'capturemode' fields */
634 #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
635 #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
637 struct v4l2_outputparm
639 __u32 capability; /* Supported modes */
640 __u32 outputmode; /* Current mode */
641 struct v4l2_fract timeperframe; /* Time per frame in seconds */
642 __u32 extendedmode; /* Driver-specific extensions */
643 __u32 writebuffers; /* # of buffers for write */
644 __u32 reserved[4];
648 * I N P U T I M A G E C R O P P I N G
650 struct v4l2_cropcap {
651 enum v4l2_buf_type type;
652 struct v4l2_rect bounds;
653 struct v4l2_rect defrect;
654 struct v4l2_fract pixelaspect;
657 struct v4l2_crop {
658 enum v4l2_buf_type type;
659 struct v4l2_rect c;
663 * A N A L O G V I D E O S T A N D A R D
666 typedef __u64 v4l2_std_id;
668 /* one bit for each */
669 #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
670 #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
671 #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
672 #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
673 #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
674 #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
675 #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
676 #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
678 #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
679 #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
680 #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
681 #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
683 #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
684 #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
685 #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
686 #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
688 #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
689 #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
690 #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
691 #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
692 #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
693 #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
694 #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
695 #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
697 /* ATSC/HDTV */
698 #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
699 #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
701 /* FIXME:
702 Although std_id is 64 bits, there is an issue on PPC32 architecture that
703 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
704 this value to 32 bits.
705 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
706 it should work fine. However, if needed to add more than two standards,
707 v4l2-common.c should be fixed.
710 /* some merged standards */
711 #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
712 #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
713 #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
714 #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
716 /* some common needed stuff */
717 #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
718 V4L2_STD_PAL_B1 |\
719 V4L2_STD_PAL_G)
720 #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
721 V4L2_STD_PAL_D1 |\
722 V4L2_STD_PAL_K)
723 #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
724 V4L2_STD_PAL_DK |\
725 V4L2_STD_PAL_H |\
726 V4L2_STD_PAL_I)
727 #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
728 V4L2_STD_NTSC_M_JP |\
729 V4L2_STD_NTSC_M_KR)
730 #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
731 V4L2_STD_SECAM_K |\
732 V4L2_STD_SECAM_K1)
733 #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
734 V4L2_STD_SECAM_G |\
735 V4L2_STD_SECAM_H |\
736 V4L2_STD_SECAM_DK |\
737 V4L2_STD_SECAM_L |\
738 V4L2_STD_SECAM_LC)
740 #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
741 V4L2_STD_PAL_60 |\
742 V4L2_STD_NTSC |\
743 V4L2_STD_NTSC_443)
744 #define V4L2_STD_625_50 (V4L2_STD_PAL |\
745 V4L2_STD_PAL_N |\
746 V4L2_STD_PAL_Nc |\
747 V4L2_STD_SECAM)
748 #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
749 V4L2_STD_ATSC_16_VSB)
751 #define V4L2_STD_UNKNOWN 0
752 #define V4L2_STD_ALL (V4L2_STD_525_60 |\
753 V4L2_STD_625_50)
755 struct v4l2_standard
757 __u32 index;
758 v4l2_std_id id;
759 __u8 name[24];
760 struct v4l2_fract frameperiod; /* Frames, not fields */
761 __u32 framelines;
762 __u32 reserved[4];
766 * V I D E O I N P U T S
768 struct v4l2_input
770 __u32 index; /* Which input */
771 __u8 name[32]; /* Label */
772 __u32 type; /* Type of input */
773 __u32 audioset; /* Associated audios (bitfield) */
774 __u32 tuner; /* Associated tuner */
775 v4l2_std_id std;
776 __u32 status;
777 __u32 reserved[4];
780 /* Values for the 'type' field */
781 #define V4L2_INPUT_TYPE_TUNER 1
782 #define V4L2_INPUT_TYPE_CAMERA 2
784 /* field 'status' - general */
785 #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
786 #define V4L2_IN_ST_NO_SIGNAL 0x00000002
787 #define V4L2_IN_ST_NO_COLOR 0x00000004
789 /* field 'status' - analog */
790 #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
791 #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
793 /* field 'status' - digital */
794 #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
795 #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
796 #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
798 /* field 'status' - VCR and set-top box */
799 #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
800 #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
801 #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
804 * V I D E O O U T P U T S
806 struct v4l2_output
808 __u32 index; /* Which output */
809 __u8 name[32]; /* Label */
810 __u32 type; /* Type of output */
811 __u32 audioset; /* Associated audios (bitfield) */
812 __u32 modulator; /* Associated modulator */
813 v4l2_std_id std;
814 __u32 reserved[4];
816 /* Values for the 'type' field */
817 #define V4L2_OUTPUT_TYPE_MODULATOR 1
818 #define V4L2_OUTPUT_TYPE_ANALOG 2
819 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
822 * C O N T R O L S
824 struct v4l2_control
826 __u32 id;
827 __s32 value;
830 struct v4l2_ext_control
832 __u32 id;
833 __u32 reserved2[2];
834 union {
835 __s32 value;
836 __s64 value64;
837 void *reserved;
839 } __attribute__ ((packed));
841 struct v4l2_ext_controls
843 __u32 ctrl_class;
844 __u32 count;
845 __u32 error_idx;
846 __u32 reserved[2];
847 struct v4l2_ext_control *controls;
850 /* Values for ctrl_class field */
851 #define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
852 #define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
854 #define V4L2_CTRL_ID_MASK (0x0fffffff)
855 #define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
856 #define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
858 /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
859 struct v4l2_queryctrl
861 __u32 id;
862 enum v4l2_ctrl_type type;
863 __u8 name[32]; /* Whatever */
864 __s32 minimum; /* Note signedness */
865 __s32 maximum;
866 __s32 step;
867 __s32 default_value;
868 __u32 flags;
869 __u32 reserved[2];
872 /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
873 struct v4l2_querymenu
875 __u32 id;
876 __u32 index;
877 __u8 name[32]; /* Whatever */
878 __u32 reserved;
881 /* Control flags */
882 #define V4L2_CTRL_FLAG_DISABLED 0x0001
883 #define V4L2_CTRL_FLAG_GRABBED 0x0002
884 #define V4L2_CTRL_FLAG_READ_ONLY 0x0004
885 #define V4L2_CTRL_FLAG_UPDATE 0x0008
886 #define V4L2_CTRL_FLAG_INACTIVE 0x0010
887 #define V4L2_CTRL_FLAG_SLIDER 0x0020
889 /* Query flag, to be ORed with the control ID */
890 #define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
892 /* User-class control IDs defined by V4L2 */
893 #define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
894 #define V4L2_CID_USER_BASE V4L2_CID_BASE
895 /* IDs reserved for driver specific controls */
896 #define V4L2_CID_PRIVATE_BASE 0x08000000
898 #define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
899 #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
900 #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
901 #define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
902 #define V4L2_CID_HUE (V4L2_CID_BASE+3)
903 #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
904 #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
905 #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
906 #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
907 #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
908 #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
909 #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11)
910 #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
911 #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
912 #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
913 #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
914 #define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
915 #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */
916 #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
917 #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
918 #define V4L2_CID_GAIN (V4L2_CID_BASE+19)
919 #define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
920 #define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
921 #define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
922 #define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
923 #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */
925 /* MPEG-class control IDs defined by V4L2 */
926 #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
927 #define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
929 /* MPEG streams */
930 #define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
931 enum v4l2_mpeg_stream_type {
932 V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
933 V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
934 V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
935 V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
936 V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
937 V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
939 #define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
940 #define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
941 #define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
942 #define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
943 #define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
944 #define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
945 #define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
946 enum v4l2_mpeg_stream_vbi_fmt {
947 V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
948 V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
951 /* MPEG audio */
952 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
953 enum v4l2_mpeg_audio_sampling_freq {
954 V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
955 V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
956 V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
958 #define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
959 enum v4l2_mpeg_audio_encoding {
960 V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
961 V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
962 V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
964 #define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
965 enum v4l2_mpeg_audio_l1_bitrate {
966 V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
967 V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
968 V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
969 V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
970 V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
971 V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
972 V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
973 V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
974 V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
975 V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
976 V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
977 V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
978 V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
979 V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
981 #define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
982 enum v4l2_mpeg_audio_l2_bitrate {
983 V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
984 V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
985 V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
986 V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
987 V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
988 V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
989 V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
990 V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
991 V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
992 V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
993 V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
994 V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
995 V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
996 V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
998 #define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
999 enum v4l2_mpeg_audio_l3_bitrate {
1000 V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
1001 V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
1002 V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
1003 V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
1004 V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
1005 V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
1006 V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
1007 V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
1008 V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
1009 V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
1010 V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
1011 V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
1012 V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
1013 V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
1015 #define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
1016 enum v4l2_mpeg_audio_mode {
1017 V4L2_MPEG_AUDIO_MODE_STEREO = 0,
1018 V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
1019 V4L2_MPEG_AUDIO_MODE_DUAL = 2,
1020 V4L2_MPEG_AUDIO_MODE_MONO = 3,
1022 #define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
1023 enum v4l2_mpeg_audio_mode_extension {
1024 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
1025 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
1026 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
1027 V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
1029 #define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
1030 enum v4l2_mpeg_audio_emphasis {
1031 V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
1032 V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
1033 V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
1035 #define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
1036 enum v4l2_mpeg_audio_crc {
1037 V4L2_MPEG_AUDIO_CRC_NONE = 0,
1038 V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
1041 /* MPEG video */
1042 #define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
1043 enum v4l2_mpeg_video_encoding {
1044 V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
1045 V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
1047 #define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
1048 enum v4l2_mpeg_video_aspect {
1049 V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
1050 V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
1051 V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
1052 V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
1054 #define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
1055 #define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
1056 #define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
1057 #define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
1058 #define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
1059 enum v4l2_mpeg_video_bitrate_mode {
1060 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
1061 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
1063 #define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
1064 #define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
1065 #define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
1067 /* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
1068 #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
1069 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
1070 enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
1071 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
1072 V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
1074 #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
1075 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
1076 enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
1077 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
1078 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1079 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
1080 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
1081 V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
1083 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
1084 enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
1085 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
1086 V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
1088 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
1089 enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
1090 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
1091 V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
1093 #define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
1094 #define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
1095 enum v4l2_mpeg_cx2341x_video_median_filter_type {
1096 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
1097 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
1098 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
1099 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
1100 V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
1102 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
1103 #define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
1104 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
1105 #define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
1108 * T U N I N G
1110 struct v4l2_tuner
1112 __u32 index;
1113 __u8 name[32];
1114 enum v4l2_tuner_type type;
1115 __u32 capability;
1116 __u32 rangelow;
1117 __u32 rangehigh;
1118 __u32 rxsubchans;
1119 __u32 audmode;
1120 __s32 signal;
1121 __s32 afc;
1122 __u32 reserved[4];
1125 struct v4l2_modulator
1127 __u32 index;
1128 __u8 name[32];
1129 __u32 capability;
1130 __u32 rangelow;
1131 __u32 rangehigh;
1132 __u32 txsubchans;
1133 __u32 reserved[4];
1136 /* Flags for the 'capability' field */
1137 #define V4L2_TUNER_CAP_LOW 0x0001
1138 #define V4L2_TUNER_CAP_NORM 0x0002
1139 #define V4L2_TUNER_CAP_STEREO 0x0010
1140 #define V4L2_TUNER_CAP_LANG2 0x0020
1141 #define V4L2_TUNER_CAP_SAP 0x0020
1142 #define V4L2_TUNER_CAP_LANG1 0x0040
1144 /* Flags for the 'rxsubchans' field */
1145 #define V4L2_TUNER_SUB_MONO 0x0001
1146 #define V4L2_TUNER_SUB_STEREO 0x0002
1147 #define V4L2_TUNER_SUB_LANG2 0x0004
1148 #define V4L2_TUNER_SUB_SAP 0x0004
1149 #define V4L2_TUNER_SUB_LANG1 0x0008
1151 /* Values for the 'audmode' field */
1152 #define V4L2_TUNER_MODE_MONO 0x0000
1153 #define V4L2_TUNER_MODE_STEREO 0x0001
1154 #define V4L2_TUNER_MODE_LANG2 0x0002
1155 #define V4L2_TUNER_MODE_SAP 0x0002
1156 #define V4L2_TUNER_MODE_LANG1 0x0003
1157 #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1159 struct v4l2_frequency
1161 __u32 tuner;
1162 enum v4l2_tuner_type type;
1163 __u32 frequency;
1164 __u32 reserved[8];
1168 * A U D I O
1170 struct v4l2_audio
1172 __u32 index;
1173 __u8 name[32];
1174 __u32 capability;
1175 __u32 mode;
1176 __u32 reserved[2];
1179 /* Flags for the 'capability' field */
1180 #define V4L2_AUDCAP_STEREO 0x00001
1181 #define V4L2_AUDCAP_AVL 0x00002
1183 /* Flags for the 'mode' field */
1184 #define V4L2_AUDMODE_AVL 0x00001
1186 struct v4l2_audioout
1188 __u32 index;
1189 __u8 name[32];
1190 __u32 capability;
1191 __u32 mode;
1192 __u32 reserved[2];
1196 * M P E G S E R V I C E S
1198 * NOTE: EXPERIMENTAL API
1200 #if 1
1201 #define V4L2_ENC_IDX_FRAME_I (0)
1202 #define V4L2_ENC_IDX_FRAME_P (1)
1203 #define V4L2_ENC_IDX_FRAME_B (2)
1204 #define V4L2_ENC_IDX_FRAME_MASK (0xf)
1206 struct v4l2_enc_idx_entry {
1207 __u64 offset;
1208 __u64 pts;
1209 __u32 length;
1210 __u32 flags;
1211 __u32 reserved[2];
1214 #define V4L2_ENC_IDX_ENTRIES (64)
1215 struct v4l2_enc_idx {
1216 __u32 entries;
1217 __u32 entries_cap;
1218 __u32 reserved[4];
1219 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1223 #define V4L2_ENC_CMD_START (0)
1224 #define V4L2_ENC_CMD_STOP (1)
1225 #define V4L2_ENC_CMD_PAUSE (2)
1226 #define V4L2_ENC_CMD_RESUME (3)
1228 /* Flags for V4L2_ENC_CMD_STOP */
1229 #define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1231 struct v4l2_encoder_cmd {
1232 __u32 cmd;
1233 __u32 flags;
1234 union {
1235 struct {
1236 __u32 data[8];
1237 } raw;
1241 #endif
1245 * D A T A S E R V I C E S ( V B I )
1247 * Data services API by Michael Schimek
1250 /* Raw VBI */
1251 struct v4l2_vbi_format
1253 __u32 sampling_rate; /* in 1 Hz */
1254 __u32 offset;
1255 __u32 samples_per_line;
1256 __u32 sample_format; /* V4L2_PIX_FMT_* */
1257 __s32 start[2];
1258 __u32 count[2];
1259 __u32 flags; /* V4L2_VBI_* */
1260 __u32 reserved[2]; /* must be zero */
1263 /* VBI flags */
1264 #define V4L2_VBI_UNSYNC (1<< 0)
1265 #define V4L2_VBI_INTERLACED (1<< 1)
1267 /* Sliced VBI
1269 * This implements is a proposal V4L2 API to allow SLICED VBI
1270 * required for some hardware encoders. It should change without
1271 * notice in the definitive implementation.
1274 struct v4l2_sliced_vbi_format
1276 __u16 service_set;
1277 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1278 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1279 (equals frame lines 313-336 for 625 line video
1280 standards, 263-286 for 525 line standards) */
1281 __u16 service_lines[2][24];
1282 __u32 io_size;
1283 __u32 reserved[2]; /* must be zero */
1286 /* Teletext World System Teletext
1287 (WST), defined on ITU-R BT.653-2 */
1288 #define V4L2_SLICED_TELETEXT_B (0x0001)
1289 /* Video Program System, defined on ETS 300 231*/
1290 #define V4L2_SLICED_VPS (0x0400)
1291 /* Closed Caption, defined on EIA-608 */
1292 #define V4L2_SLICED_CAPTION_525 (0x1000)
1293 /* Wide Screen System, defined on ITU-R BT1119.1 */
1294 #define V4L2_SLICED_WSS_625 (0x4000)
1296 #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1297 #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1299 struct v4l2_sliced_vbi_cap
1301 __u16 service_set;
1302 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1303 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1304 (equals frame lines 313-336 for 625 line video
1305 standards, 263-286 for 525 line standards) */
1306 __u16 service_lines[2][24];
1307 enum v4l2_buf_type type;
1308 __u32 reserved[3]; /* must be 0 */
1311 struct v4l2_sliced_vbi_data
1313 __u32 id;
1314 __u32 field; /* 0: first field, 1: second field */
1315 __u32 line; /* 1-23 */
1316 __u32 reserved; /* must be 0 */
1317 __u8 data[48];
1321 * A G G R E G A T E S T R U C T U R E S
1324 /* Stream data format
1326 struct v4l2_format
1328 enum v4l2_buf_type type;
1329 union
1331 struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
1332 struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
1333 struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
1334 struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
1335 __u8 raw_data[200]; // user-defined
1336 } fmt;
1340 /* Stream type-dependent parameters
1342 struct v4l2_streamparm
1344 enum v4l2_buf_type type;
1345 union
1347 struct v4l2_captureparm capture;
1348 struct v4l2_outputparm output;
1349 __u8 raw_data[200]; /* user-defined */
1350 } parm;
1354 * A D V A N C E D D E B U G G I N G
1356 * NOTE: EXPERIMENTAL API
1359 /* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1361 #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
1362 #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */
1363 #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
1365 struct v4l2_register {
1366 __u32 match_type; /* Match type */
1367 __u32 match_chip; /* Match this chip, meaning determined by match_type */
1368 __u64 reg;
1369 __u64 val;
1373 * 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
1376 #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability)
1377 #define VIDIOC_RESERVED _IO ('V', 1)
1378 #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc)
1379 #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format)
1380 #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format)
1381 #ifdef __KERNEL__
1382 #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression)
1383 #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression)
1384 #endif
1385 #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers)
1386 #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer)
1387 #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer)
1388 #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer)
1389 #define VIDIOC_OVERLAY _IOW ('V', 14, int)
1390 #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer)
1391 #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer)
1392 #define VIDIOC_STREAMON _IOW ('V', 18, int)
1393 #define VIDIOC_STREAMOFF _IOW ('V', 19, int)
1394 #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm)
1395 #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm)
1396 #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id)
1397 #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id)
1398 #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard)
1399 #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input)
1400 #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control)
1401 #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control)
1402 #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner)
1403 #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner)
1404 #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio)
1405 #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio)
1406 #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl)
1407 #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu)
1408 #define VIDIOC_G_INPUT _IOR ('V', 38, int)
1409 #define VIDIOC_S_INPUT _IOWR ('V', 39, int)
1410 #define VIDIOC_G_OUTPUT _IOR ('V', 46, int)
1411 #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int)
1412 #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output)
1413 #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout)
1414 #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout)
1415 #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator)
1416 #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator)
1417 #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency)
1418 #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency)
1419 #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap)
1420 #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop)
1421 #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop)
1422 #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression)
1423 #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression)
1424 #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id)
1425 #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format)
1426 #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio)
1427 #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout)
1428 #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority)
1429 #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority)
1430 #define VIDIOC_G_SLICED_VBI_CAP _IOWR ('V', 69, struct v4l2_sliced_vbi_cap)
1431 #define VIDIOC_LOG_STATUS _IO ('V', 70)
1432 #define VIDIOC_G_EXT_CTRLS _IOWR ('V', 71, struct v4l2_ext_controls)
1433 #define VIDIOC_S_EXT_CTRLS _IOWR ('V', 72, struct v4l2_ext_controls)
1434 #define VIDIOC_TRY_EXT_CTRLS _IOWR ('V', 73, struct v4l2_ext_controls)
1435 #if 1
1436 #define VIDIOC_ENUM_FRAMESIZES _IOWR ('V', 74, struct v4l2_frmsizeenum)
1437 #define VIDIOC_ENUM_FRAMEINTERVALS _IOWR ('V', 75, struct v4l2_frmivalenum)
1438 #define VIDIOC_G_ENC_INDEX _IOR ('V', 76, struct v4l2_enc_idx)
1439 #define VIDIOC_ENCODER_CMD _IOWR ('V', 77, struct v4l2_encoder_cmd)
1440 #define VIDIOC_TRY_ENCODER_CMD _IOWR ('V', 78, struct v4l2_encoder_cmd)
1442 /* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */
1443 #define VIDIOC_DBG_S_REGISTER _IOW ('V', 79, struct v4l2_register)
1444 #define VIDIOC_DBG_G_REGISTER _IOWR ('V', 80, struct v4l2_register)
1445 #endif
1447 #ifdef __OLD_VIDIOC_
1448 /* for compatibility, will go away some day */
1449 #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int)
1450 #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm)
1451 #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control)
1452 #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio)
1453 #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout)
1454 #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap)
1455 #endif
1457 #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1459 #endif /* __LINUX_VIDEODEV2_H */
1462 * Local variables:
1463 * c-basic-offset: 8
1464 * End: