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authorDavid Howells <dhowells@redhat.com>2012-10-13 05:46:48 -0400
committerDavid Howells <dhowells@redhat.com>2012-10-13 05:46:48 -0400
commit607ca46e97a1b6594b29647d98a32d545c24bdff (patch)
tree30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/linux/videodev2.h
parent08cce05c5a91f5017f4edc9866cf026908c73f9f (diff)
UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/linux/videodev2.h')
-rw-r--r--include/linux/videodev2.h1940
1 files changed, 1 insertions, 1939 deletions
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 873adbe82988..73ea2fb04731 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -56,1945 +56,7 @@
56#ifndef __LINUX_VIDEODEV2_H 56#ifndef __LINUX_VIDEODEV2_H
57#define __LINUX_VIDEODEV2_H 57#define __LINUX_VIDEODEV2_H
58 58
59#ifdef __KERNEL__
60#include <linux/time.h> /* need struct timeval */ 59#include <linux/time.h> /* need struct timeval */
61#else 60#include <uapi/linux/videodev2.h>
62#include <sys/time.h>
63#endif
64#include <linux/compiler.h>
65#include <linux/ioctl.h>
66#include <linux/types.h>
67#include <linux/v4l2-common.h>
68#include <linux/v4l2-controls.h>
69
70/*
71 * Common stuff for both V4L1 and V4L2
72 * Moved from videodev.h
73 */
74#define VIDEO_MAX_FRAME 32
75#define VIDEO_MAX_PLANES 8
76
77#ifndef __KERNEL__
78
79/* These defines are V4L1 specific and should not be used with the V4L2 API!
80 They will be removed from this header in the future. */
81
82#define VID_TYPE_CAPTURE 1 /* Can capture */
83#define VID_TYPE_TUNER 2 /* Can tune */
84#define VID_TYPE_TELETEXT 4 /* Does teletext */
85#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
86#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
87#define VID_TYPE_CLIPPING 32 /* Can clip */
88#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
89#define VID_TYPE_SCALES 128 /* Scalable */
90#define VID_TYPE_MONOCHROME 256 /* Monochrome only */
91#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
92#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
93#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
94#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
95#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
96#endif
97
98/*
99 * M I S C E L L A N E O U S
100 */
101
102/* Four-character-code (FOURCC) */
103#define v4l2_fourcc(a, b, c, d)\
104 ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
105
106/*
107 * E N U M S
108 */
109enum v4l2_field {
110 V4L2_FIELD_ANY = 0, /* driver can choose from none,
111 top, bottom, interlaced
112 depending on whatever it thinks
113 is approximate ... */
114 V4L2_FIELD_NONE = 1, /* this device has no fields ... */
115 V4L2_FIELD_TOP = 2, /* top field only */
116 V4L2_FIELD_BOTTOM = 3, /* bottom field only */
117 V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
118 V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
119 buffer, top-bottom order */
120 V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
121 V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
122 separate buffers */
123 V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
124 first and the top field is
125 transmitted first */
126 V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
127 first and the bottom field is
128 transmitted first */
129};
130#define V4L2_FIELD_HAS_TOP(field) \
131 ((field) == V4L2_FIELD_TOP ||\
132 (field) == V4L2_FIELD_INTERLACED ||\
133 (field) == V4L2_FIELD_INTERLACED_TB ||\
134 (field) == V4L2_FIELD_INTERLACED_BT ||\
135 (field) == V4L2_FIELD_SEQ_TB ||\
136 (field) == V4L2_FIELD_SEQ_BT)
137#define V4L2_FIELD_HAS_BOTTOM(field) \
138 ((field) == V4L2_FIELD_BOTTOM ||\
139 (field) == V4L2_FIELD_INTERLACED ||\
140 (field) == V4L2_FIELD_INTERLACED_TB ||\
141 (field) == V4L2_FIELD_INTERLACED_BT ||\
142 (field) == V4L2_FIELD_SEQ_TB ||\
143 (field) == V4L2_FIELD_SEQ_BT)
144#define V4L2_FIELD_HAS_BOTH(field) \
145 ((field) == V4L2_FIELD_INTERLACED ||\
146 (field) == V4L2_FIELD_INTERLACED_TB ||\
147 (field) == V4L2_FIELD_INTERLACED_BT ||\
148 (field) == V4L2_FIELD_SEQ_TB ||\
149 (field) == V4L2_FIELD_SEQ_BT)
150
151enum v4l2_buf_type {
152 V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
153 V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
154 V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
155 V4L2_BUF_TYPE_VBI_CAPTURE = 4,
156 V4L2_BUF_TYPE_VBI_OUTPUT = 5,
157 V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
158 V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
159#if 1
160 /* Experimental */
161 V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
162#endif
163 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
164 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
165 /* Deprecated, do not use */
166 V4L2_BUF_TYPE_PRIVATE = 0x80,
167};
168
169#define V4L2_TYPE_IS_MULTIPLANAR(type) \
170 ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
171 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
172
173#define V4L2_TYPE_IS_OUTPUT(type) \
174 ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
175 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
176 || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \
177 || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
178 || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
179 || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
180
181enum v4l2_tuner_type {
182 V4L2_TUNER_RADIO = 1,
183 V4L2_TUNER_ANALOG_TV = 2,
184 V4L2_TUNER_DIGITAL_TV = 3,
185};
186
187enum v4l2_memory {
188 V4L2_MEMORY_MMAP = 1,
189 V4L2_MEMORY_USERPTR = 2,
190 V4L2_MEMORY_OVERLAY = 3,
191};
192
193/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
194enum v4l2_colorspace {
195 /* ITU-R 601 -- broadcast NTSC/PAL */
196 V4L2_COLORSPACE_SMPTE170M = 1,
197
198 /* 1125-Line (US) HDTV */
199 V4L2_COLORSPACE_SMPTE240M = 2,
200
201 /* HD and modern captures. */
202 V4L2_COLORSPACE_REC709 = 3,
203
204 /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
205 V4L2_COLORSPACE_BT878 = 4,
206
207 /* These should be useful. Assume 601 extents. */
208 V4L2_COLORSPACE_470_SYSTEM_M = 5,
209 V4L2_COLORSPACE_470_SYSTEM_BG = 6,
210
211 /* I know there will be cameras that send this. So, this is
212 * unspecified chromaticities and full 0-255 on each of the
213 * Y'CbCr components
214 */
215 V4L2_COLORSPACE_JPEG = 7,
216
217 /* For RGB colourspaces, this is probably a good start. */
218 V4L2_COLORSPACE_SRGB = 8,
219};
220
221enum v4l2_priority {
222 V4L2_PRIORITY_UNSET = 0, /* not initialized */
223 V4L2_PRIORITY_BACKGROUND = 1,
224 V4L2_PRIORITY_INTERACTIVE = 2,
225 V4L2_PRIORITY_RECORD = 3,
226 V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
227};
228
229struct v4l2_rect {
230 __s32 left;
231 __s32 top;
232 __s32 width;
233 __s32 height;
234};
235
236struct v4l2_fract {
237 __u32 numerator;
238 __u32 denominator;
239};
240
241/**
242 * struct v4l2_capability - Describes V4L2 device caps returned by VIDIOC_QUERYCAP
243 *
244 * @driver: name of the driver module (e.g. "bttv")
245 * @card: name of the card (e.g. "Hauppauge WinTV")
246 * @bus_info: name of the bus (e.g. "PCI:" + pci_name(pci_dev) )
247 * @version: KERNEL_VERSION
248 * @capabilities: capabilities of the physical device as a whole
249 * @device_caps: capabilities accessed via this particular device (node)
250 * @reserved: reserved fields for future extensions
251 */
252struct v4l2_capability {
253 __u8 driver[16];
254 __u8 card[32];
255 __u8 bus_info[32];
256 __u32 version;
257 __u32 capabilities;
258 __u32 device_caps;
259 __u32 reserved[3];
260};
261
262/* Values for 'capabilities' field */
263#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
264#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
265#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
266#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
267#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
268#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
269#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
270#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
271#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
272#define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
273#define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */
274
275/* Is a video capture device that supports multiplanar formats */
276#define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000
277/* Is a video output device that supports multiplanar formats */
278#define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000
279/* Is a video mem-to-mem device that supports multiplanar formats */
280#define V4L2_CAP_VIDEO_M2M_MPLANE 0x00004000
281/* Is a video mem-to-mem device */
282#define V4L2_CAP_VIDEO_M2M 0x00008000
283
284#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
285#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
286#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
287#define V4L2_CAP_MODULATOR 0x00080000 /* has a modulator */
288
289#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
290#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
291#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
292
293#define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */
294
295/*
296 * V I D E O I M A G E F O R M A T
297 */
298struct v4l2_pix_format {
299 __u32 width;
300 __u32 height;
301 __u32 pixelformat;
302 __u32 field; /* enum v4l2_field */
303 __u32 bytesperline; /* for padding, zero if unused */
304 __u32 sizeimage;
305 __u32 colorspace; /* enum v4l2_colorspace */
306 __u32 priv; /* private data, depends on pixelformat */
307};
308
309/* Pixel format FOURCC depth Description */
310
311/* RGB formats */
312#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
313#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
314#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
315#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
316#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
317#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
318#define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
319#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
320#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
321#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
322#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
323
324/* Grey formats */
325#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
326#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
327#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
328#define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
329#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */
330#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
331
332/* Grey bit-packed formats */
333#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
334
335/* Palette formats */
336#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
337
338/* Luminance+Chrominance formats */
339#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
340#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
341#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
342#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
343#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
344#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
345#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
346#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
347#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
348#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
349#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
350#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
351#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
352#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
353#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
354#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
355#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
356#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
357#define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
358
359/* two planes -- one Y, one Cr + Cb interleaved */
360#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
361#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
362#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
363#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
364#define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */
365#define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */
366
367/* two non contiguous planes - one Y, one Cr + Cb interleaved */
368#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
369#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
370#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
371#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */
372
373/* three non contiguous planes - Y, Cb, Cr */
374#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
375#define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */
376
377/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
378#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
379#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
380#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
381#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
382#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
383#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
384#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
385#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
386#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */
387#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */
388#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */
389#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */
390 /* 10bit raw bayer DPCM compressed to 8 bits */
391#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
392#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
393#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
394#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
395 /*
396 * 10bit raw bayer, expanded to 16 bits
397 * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
398 */
399#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
400
401/* compressed formats */
402#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
403#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
404#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
405#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
406#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
407#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
408#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
409#define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */
410#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */
411#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */
412#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 ES */
413#define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */
414#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
415#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
416#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
417
418/* Vendor-specific formats */
419#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
420#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
421#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
422#define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
423#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
424#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
425#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
426#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
427#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
428#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
429#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
430#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
431#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
432#define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
433#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
434#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
435#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
436#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
437#define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
438#define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
439#define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
440#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
441#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
442#define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
443#define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
444#define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
445
446/*
447 * F O R M A T E N U M E R A T I O N
448 */
449struct v4l2_fmtdesc {
450 __u32 index; /* Format number */
451 __u32 type; /* enum v4l2_buf_type */
452 __u32 flags;
453 __u8 description[32]; /* Description string */
454 __u32 pixelformat; /* Format fourcc */
455 __u32 reserved[4];
456};
457
458#define V4L2_FMT_FLAG_COMPRESSED 0x0001
459#define V4L2_FMT_FLAG_EMULATED 0x0002
460
461#if 1
462 /* Experimental Frame Size and frame rate enumeration */
463/*
464 * F R A M E S I Z E E N U M E R A T I O N
465 */
466enum v4l2_frmsizetypes {
467 V4L2_FRMSIZE_TYPE_DISCRETE = 1,
468 V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
469 V4L2_FRMSIZE_TYPE_STEPWISE = 3,
470};
471
472struct v4l2_frmsize_discrete {
473 __u32 width; /* Frame width [pixel] */
474 __u32 height; /* Frame height [pixel] */
475};
476
477struct v4l2_frmsize_stepwise {
478 __u32 min_width; /* Minimum frame width [pixel] */
479 __u32 max_width; /* Maximum frame width [pixel] */
480 __u32 step_width; /* Frame width step size [pixel] */
481 __u32 min_height; /* Minimum frame height [pixel] */
482 __u32 max_height; /* Maximum frame height [pixel] */
483 __u32 step_height; /* Frame height step size [pixel] */
484};
485
486struct v4l2_frmsizeenum {
487 __u32 index; /* Frame size number */
488 __u32 pixel_format; /* Pixel format */
489 __u32 type; /* Frame size type the device supports. */
490
491 union { /* Frame size */
492 struct v4l2_frmsize_discrete discrete;
493 struct v4l2_frmsize_stepwise stepwise;
494 };
495
496 __u32 reserved[2]; /* Reserved space for future use */
497};
498
499/*
500 * F R A M E R A T E E N U M E R A T I O N
501 */
502enum v4l2_frmivaltypes {
503 V4L2_FRMIVAL_TYPE_DISCRETE = 1,
504 V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
505 V4L2_FRMIVAL_TYPE_STEPWISE = 3,
506};
507
508struct v4l2_frmival_stepwise {
509 struct v4l2_fract min; /* Minimum frame interval [s] */
510 struct v4l2_fract max; /* Maximum frame interval [s] */
511 struct v4l2_fract step; /* Frame interval step size [s] */
512};
513
514struct v4l2_frmivalenum {
515 __u32 index; /* Frame format index */
516 __u32 pixel_format; /* Pixel format */
517 __u32 width; /* Frame width */
518 __u32 height; /* Frame height */
519 __u32 type; /* Frame interval type the device supports. */
520
521 union { /* Frame interval */
522 struct v4l2_fract discrete;
523 struct v4l2_frmival_stepwise stepwise;
524 };
525
526 __u32 reserved[2]; /* Reserved space for future use */
527};
528#endif
529
530/*
531 * T I M E C O D E
532 */
533struct v4l2_timecode {
534 __u32 type;
535 __u32 flags;
536 __u8 frames;
537 __u8 seconds;
538 __u8 minutes;
539 __u8 hours;
540 __u8 userbits[4];
541};
542
543/* Type */
544#define V4L2_TC_TYPE_24FPS 1
545#define V4L2_TC_TYPE_25FPS 2
546#define V4L2_TC_TYPE_30FPS 3
547#define V4L2_TC_TYPE_50FPS 4
548#define V4L2_TC_TYPE_60FPS 5
549
550/* Flags */
551#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
552#define V4L2_TC_FLAG_COLORFRAME 0x0002
553#define V4L2_TC_USERBITS_field 0x000C
554#define V4L2_TC_USERBITS_USERDEFINED 0x0000
555#define V4L2_TC_USERBITS_8BITCHARS 0x0008
556/* The above is based on SMPTE timecodes */
557
558struct v4l2_jpegcompression {
559 int quality;
560
561 int APPn; /* Number of APP segment to be written,
562 * must be 0..15 */
563 int APP_len; /* Length of data in JPEG APPn segment */
564 char APP_data[60]; /* Data in the JPEG APPn segment. */
565
566 int COM_len; /* Length of data in JPEG COM segment */
567 char COM_data[60]; /* Data in JPEG COM segment */
568
569 __u32 jpeg_markers; /* Which markers should go into the JPEG
570 * output. Unless you exactly know what
571 * you do, leave them untouched.
572 * Inluding less markers will make the
573 * resulting code smaller, but there will
574 * be fewer applications which can read it.
575 * The presence of the APP and COM marker
576 * is influenced by APP_len and COM_len
577 * ONLY, not by this property! */
578
579#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
580#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
581#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
582#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
583#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
584 * allways use APP0 */
585};
586
587/*
588 * M E M O R Y - M A P P I N G B U F F E R S
589 */
590struct v4l2_requestbuffers {
591 __u32 count;
592 __u32 type; /* enum v4l2_buf_type */
593 __u32 memory; /* enum v4l2_memory */
594 __u32 reserved[2];
595};
596
597/**
598 * struct v4l2_plane - plane info for multi-planar buffers
599 * @bytesused: number of bytes occupied by data in the plane (payload)
600 * @length: size of this plane (NOT the payload) in bytes
601 * @mem_offset: when memory in the associated struct v4l2_buffer is
602 * V4L2_MEMORY_MMAP, equals the offset from the start of
603 * the device memory for this plane (or is a "cookie" that
604 * should be passed to mmap() called on the video node)
605 * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
606 * pointing to this plane
607 * @data_offset: offset in the plane to the start of data; usually 0,
608 * unless there is a header in front of the data
609 *
610 * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
611 * with two planes can have one plane for Y, and another for interleaved CbCr
612 * components. Each plane can reside in a separate memory buffer, or even in
613 * a completely separate memory node (e.g. in embedded devices).
614 */
615struct v4l2_plane {
616 __u32 bytesused;
617 __u32 length;
618 union {
619 __u32 mem_offset;
620 unsigned long userptr;
621 } m;
622 __u32 data_offset;
623 __u32 reserved[11];
624};
625
626/**
627 * struct v4l2_buffer - video buffer info
628 * @index: id number of the buffer
629 * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
630 * multiplanar buffers);
631 * @bytesused: number of bytes occupied by data in the buffer (payload);
632 * unused (set to 0) for multiplanar buffers
633 * @flags: buffer informational flags
634 * @field: enum v4l2_field; field order of the image in the buffer
635 * @timestamp: frame timestamp
636 * @timecode: frame timecode
637 * @sequence: sequence count of this frame
638 * @memory: enum v4l2_memory; the method, in which the actual video data is
639 * passed
640 * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
641 * offset from the start of the device memory for this plane,
642 * (or a "cookie" that should be passed to mmap() as offset)
643 * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
644 * a userspace pointer pointing to this buffer
645 * @planes: for multiplanar buffers; userspace pointer to the array of plane
646 * info structs for this buffer
647 * @length: size in bytes of the buffer (NOT its payload) for single-plane
648 * buffers (when type != *_MPLANE); number of elements in the
649 * planes array for multi-plane buffers
650 * @input: input number from which the video data has has been captured
651 *
652 * Contains data exchanged by application and driver using one of the Streaming
653 * I/O methods.
654 */
655struct v4l2_buffer {
656 __u32 index;
657 __u32 type;
658 __u32 bytesused;
659 __u32 flags;
660 __u32 field;
661 struct timeval timestamp;
662 struct v4l2_timecode timecode;
663 __u32 sequence;
664
665 /* memory location */
666 __u32 memory;
667 union {
668 __u32 offset;
669 unsigned long userptr;
670 struct v4l2_plane *planes;
671 } m;
672 __u32 length;
673 __u32 reserved2;
674 __u32 reserved;
675};
676
677/* Flags for 'flags' field */
678#define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
679#define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
680#define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
681#define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
682#define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
683#define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
684/* Buffer is ready, but the data contained within is corrupted. */
685#define V4L2_BUF_FLAG_ERROR 0x0040
686#define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
687#define V4L2_BUF_FLAG_PREPARED 0x0400 /* Buffer is prepared for queuing */
688/* Cache handling flags */
689#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x0800
690#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x1000
691
692/*
693 * O V E R L A Y P R E V I E W
694 */
695struct v4l2_framebuffer {
696 __u32 capability;
697 __u32 flags;
698/* FIXME: in theory we should pass something like PCI device + memory
699 * region + offset instead of some physical address */
700 void *base;
701 struct v4l2_pix_format fmt;
702};
703/* Flags for the 'capability' field. Read only */
704#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
705#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
706#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
707#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
708#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
709#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
710#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
711#define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
712/* Flags for the 'flags' field. */
713#define V4L2_FBUF_FLAG_PRIMARY 0x0001
714#define V4L2_FBUF_FLAG_OVERLAY 0x0002
715#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
716#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
717#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
718#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
719#define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
720
721struct v4l2_clip {
722 struct v4l2_rect c;
723 struct v4l2_clip __user *next;
724};
725
726struct v4l2_window {
727 struct v4l2_rect w;
728 __u32 field; /* enum v4l2_field */
729 __u32 chromakey;
730 struct v4l2_clip __user *clips;
731 __u32 clipcount;
732 void __user *bitmap;
733 __u8 global_alpha;
734};
735
736/*
737 * C A P T U R E P A R A M E T E R S
738 */
739struct v4l2_captureparm {
740 __u32 capability; /* Supported modes */
741 __u32 capturemode; /* Current mode */
742 struct v4l2_fract timeperframe; /* Time per frame in .1us units */
743 __u32 extendedmode; /* Driver-specific extensions */
744 __u32 readbuffers; /* # of buffers for read */
745 __u32 reserved[4];
746};
747
748/* Flags for 'capability' and 'capturemode' fields */
749#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
750#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
751
752struct v4l2_outputparm {
753 __u32 capability; /* Supported modes */
754 __u32 outputmode; /* Current mode */
755 struct v4l2_fract timeperframe; /* Time per frame in seconds */
756 __u32 extendedmode; /* Driver-specific extensions */
757 __u32 writebuffers; /* # of buffers for write */
758 __u32 reserved[4];
759};
760
761/*
762 * I N P U T I M A G E C R O P P I N G
763 */
764struct v4l2_cropcap {
765 __u32 type; /* enum v4l2_buf_type */
766 struct v4l2_rect bounds;
767 struct v4l2_rect defrect;
768 struct v4l2_fract pixelaspect;
769};
770
771struct v4l2_crop {
772 __u32 type; /* enum v4l2_buf_type */
773 struct v4l2_rect c;
774};
775
776/**
777 * struct v4l2_selection - selection info
778 * @type: buffer type (do not use *_MPLANE types)
779 * @target: Selection target, used to choose one of possible rectangles;
780 * defined in v4l2-common.h; V4L2_SEL_TGT_* .
781 * @flags: constraints flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*.
782 * @r: coordinates of selection window
783 * @reserved: for future use, rounds structure size to 64 bytes, set to zero
784 *
785 * Hardware may use multiple helper windows to process a video stream.
786 * The structure is used to exchange this selection areas between
787 * an application and a driver.
788 */
789struct v4l2_selection {
790 __u32 type;
791 __u32 target;
792 __u32 flags;
793 struct v4l2_rect r;
794 __u32 reserved[9];
795};
796
797
798/*
799 * A N A L O G V I D E O S T A N D A R D
800 */
801
802typedef __u64 v4l2_std_id;
803
804/* one bit for each */
805#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
806#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
807#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
808#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
809#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
810#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
811#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
812#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
813
814#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
815#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
816#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
817#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
818
819#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */
820#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */
821#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
822#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */
823
824#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
825#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
826#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
827#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
828#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
829#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
830#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
831#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
832
833/* ATSC/HDTV */
834#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
835#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
836
837/* FIXME:
838 Although std_id is 64 bits, there is an issue on PPC32 architecture that
839 makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
840 this value to 32 bits.
841 As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
842 it should work fine. However, if needed to add more than two standards,
843 v4l2-common.c should be fixed.
844 */
845
846/*
847 * Some macros to merge video standards in order to make live easier for the
848 * drivers and V4L2 applications
849 */
850
851/*
852 * "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
853 * Missing here.
854 */
855#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
856 V4L2_STD_NTSC_M_JP |\
857 V4L2_STD_NTSC_M_KR)
858/* Secam macros */
859#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
860 V4L2_STD_SECAM_K |\
861 V4L2_STD_SECAM_K1)
862/* All Secam Standards */
863#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
864 V4L2_STD_SECAM_G |\
865 V4L2_STD_SECAM_H |\
866 V4L2_STD_SECAM_DK |\
867 V4L2_STD_SECAM_L |\
868 V4L2_STD_SECAM_LC)
869/* PAL macros */
870#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
871 V4L2_STD_PAL_B1 |\
872 V4L2_STD_PAL_G)
873#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
874 V4L2_STD_PAL_D1 |\
875 V4L2_STD_PAL_K)
876/*
877 * "Common" PAL - This macro is there to be compatible with the old
878 * V4L1 concept of "PAL": /BGDKHI.
879 * Several PAL standards are mising here: /M, /N and /Nc
880 */
881#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
882 V4L2_STD_PAL_DK |\
883 V4L2_STD_PAL_H |\
884 V4L2_STD_PAL_I)
885/* Chroma "agnostic" standards */
886#define V4L2_STD_B (V4L2_STD_PAL_B |\
887 V4L2_STD_PAL_B1 |\
888 V4L2_STD_SECAM_B)
889#define V4L2_STD_G (V4L2_STD_PAL_G |\
890 V4L2_STD_SECAM_G)
891#define V4L2_STD_H (V4L2_STD_PAL_H |\
892 V4L2_STD_SECAM_H)
893#define V4L2_STD_L (V4L2_STD_SECAM_L |\
894 V4L2_STD_SECAM_LC)
895#define V4L2_STD_GH (V4L2_STD_G |\
896 V4L2_STD_H)
897#define V4L2_STD_DK (V4L2_STD_PAL_DK |\
898 V4L2_STD_SECAM_DK)
899#define V4L2_STD_BG (V4L2_STD_B |\
900 V4L2_STD_G)
901#define V4L2_STD_MN (V4L2_STD_PAL_M |\
902 V4L2_STD_PAL_N |\
903 V4L2_STD_PAL_Nc |\
904 V4L2_STD_NTSC)
905
906/* Standards where MTS/BTSC stereo could be found */
907#define V4L2_STD_MTS (V4L2_STD_NTSC_M |\
908 V4L2_STD_PAL_M |\
909 V4L2_STD_PAL_N |\
910 V4L2_STD_PAL_Nc)
911
912/* Standards for Countries with 60Hz Line frequency */
913#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
914 V4L2_STD_PAL_60 |\
915 V4L2_STD_NTSC |\
916 V4L2_STD_NTSC_443)
917/* Standards for Countries with 50Hz Line frequency */
918#define V4L2_STD_625_50 (V4L2_STD_PAL |\
919 V4L2_STD_PAL_N |\
920 V4L2_STD_PAL_Nc |\
921 V4L2_STD_SECAM)
922
923#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
924 V4L2_STD_ATSC_16_VSB)
925/* Macros with none and all analog standards */
926#define V4L2_STD_UNKNOWN 0
927#define V4L2_STD_ALL (V4L2_STD_525_60 |\
928 V4L2_STD_625_50)
929
930struct v4l2_standard {
931 __u32 index;
932 v4l2_std_id id;
933 __u8 name[24];
934 struct v4l2_fract frameperiod; /* Frames, not fields */
935 __u32 framelines;
936 __u32 reserved[4];
937};
938
939/* The DV Preset API is deprecated in favor of the DV Timings API.
940 New drivers shouldn't use this anymore! */
941
942/*
943 * V I D E O T I M I N G S D V P R E S E T
944 */
945struct v4l2_dv_preset {
946 __u32 preset;
947 __u32 reserved[4];
948};
949
950/*
951 * D V P R E S E T S E N U M E R A T I O N
952 */
953struct v4l2_dv_enum_preset {
954 __u32 index;
955 __u32 preset;
956 __u8 name[32]; /* Name of the preset timing */
957 __u32 width;
958 __u32 height;
959 __u32 reserved[4];
960};
961
962/*
963 * D V P R E S E T V A L U E S
964 */
965#define V4L2_DV_INVALID 0
966#define V4L2_DV_480P59_94 1 /* BT.1362 */
967#define V4L2_DV_576P50 2 /* BT.1362 */
968#define V4L2_DV_720P24 3 /* SMPTE 296M */
969#define V4L2_DV_720P25 4 /* SMPTE 296M */
970#define V4L2_DV_720P30 5 /* SMPTE 296M */
971#define V4L2_DV_720P50 6 /* SMPTE 296M */
972#define V4L2_DV_720P59_94 7 /* SMPTE 274M */
973#define V4L2_DV_720P60 8 /* SMPTE 274M/296M */
974#define V4L2_DV_1080I29_97 9 /* BT.1120/ SMPTE 274M */
975#define V4L2_DV_1080I30 10 /* BT.1120/ SMPTE 274M */
976#define V4L2_DV_1080I25 11 /* BT.1120 */
977#define V4L2_DV_1080I50 12 /* SMPTE 296M */
978#define V4L2_DV_1080I60 13 /* SMPTE 296M */
979#define V4L2_DV_1080P24 14 /* SMPTE 296M */
980#define V4L2_DV_1080P25 15 /* SMPTE 296M */
981#define V4L2_DV_1080P30 16 /* SMPTE 296M */
982#define V4L2_DV_1080P50 17 /* BT.1120 */
983#define V4L2_DV_1080P60 18 /* BT.1120 */
984
985/*
986 * D V B T T I M I N G S
987 */
988
989/** struct v4l2_bt_timings - BT.656/BT.1120 timing data
990 * @width: total width of the active video in pixels
991 * @height: total height of the active video in lines
992 * @interlaced: Interlaced or progressive
993 * @polarities: Positive or negative polarities
994 * @pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
995 * @hfrontporch:Horizontal front porch in pixels
996 * @hsync: Horizontal Sync length in pixels
997 * @hbackporch: Horizontal back porch in pixels
998 * @vfrontporch:Vertical front porch in lines
999 * @vsync: Vertical Sync length in lines
1000 * @vbackporch: Vertical back porch in lines
1001 * @il_vfrontporch:Vertical front porch for the even field
1002 * (aka field 2) of interlaced field formats
1003 * @il_vsync: Vertical Sync length for the even field
1004 * (aka field 2) of interlaced field formats
1005 * @il_vbackporch:Vertical back porch for the even field
1006 * (aka field 2) of interlaced field formats
1007 * @standards: Standards the timing belongs to
1008 * @flags: Flags
1009 * @reserved: Reserved fields, must be zeroed.
1010 *
1011 * A note regarding vertical interlaced timings: height refers to the total
1012 * height of the active video frame (= two fields). The blanking timings refer
1013 * to the blanking of each field. So the height of the total frame is
1014 * calculated as follows:
1015 *
1016 * tot_height = height + vfrontporch + vsync + vbackporch +
1017 * il_vfrontporch + il_vsync + il_vbackporch
1018 *
1019 * The active height of each field is height / 2.
1020 */
1021struct v4l2_bt_timings {
1022 __u32 width;
1023 __u32 height;
1024 __u32 interlaced;
1025 __u32 polarities;
1026 __u64 pixelclock;
1027 __u32 hfrontporch;
1028 __u32 hsync;
1029 __u32 hbackporch;
1030 __u32 vfrontporch;
1031 __u32 vsync;
1032 __u32 vbackporch;
1033 __u32 il_vfrontporch;
1034 __u32 il_vsync;
1035 __u32 il_vbackporch;
1036 __u32 standards;
1037 __u32 flags;
1038 __u32 reserved[14];
1039} __attribute__ ((packed));
1040
1041/* Interlaced or progressive format */
1042#define V4L2_DV_PROGRESSIVE 0
1043#define V4L2_DV_INTERLACED 1
1044
1045/* Polarities. If bit is not set, it is assumed to be negative polarity */
1046#define V4L2_DV_VSYNC_POS_POL 0x00000001
1047#define V4L2_DV_HSYNC_POS_POL 0x00000002
1048
1049/* Timings standards */
1050#define V4L2_DV_BT_STD_CEA861 (1 << 0) /* CEA-861 Digital TV Profile */
1051#define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */
1052#define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */
1053#define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */
1054
1055/* Flags */
1056
1057/* CVT/GTF specific: timing uses reduced blanking (CVT) or the 'Secondary
1058 GTF' curve (GTF). In both cases the horizontal and/or vertical blanking
1059 intervals are reduced, allowing a higher resolution over the same
1060 bandwidth. This is a read-only flag. */
1061#define V4L2_DV_FL_REDUCED_BLANKING (1 << 0)
1062/* CEA-861 specific: set for CEA-861 formats with a framerate of a multiple
1063 of six. These formats can be optionally played at 1 / 1.001 speed.
1064 This is a read-only flag. */
1065#define V4L2_DV_FL_CAN_REDUCE_FPS (1 << 1)
1066/* CEA-861 specific: only valid for video transmitters, the flag is cleared
1067 by receivers.
1068 If the framerate of the format is a multiple of six, then the pixelclock
1069 used to set up the transmitter is divided by 1.001 to make it compatible
1070 with 60 Hz based standards such as NTSC and PAL-M that use a framerate of
1071 29.97 Hz. Otherwise this flag is cleared. If the transmitter can't generate
1072 such frequencies, then the flag will also be cleared. */
1073#define V4L2_DV_FL_REDUCED_FPS (1 << 2)
1074/* Specific to interlaced formats: if set, then field 1 is really one half-line
1075 longer and field 2 is really one half-line shorter, so each field has
1076 exactly the same number of half-lines. Whether half-lines can be detected
1077 or used depends on the hardware. */
1078#define V4L2_DV_FL_HALF_LINE (1 << 0)
1079
1080
1081/** struct v4l2_dv_timings - DV timings
1082 * @type: the type of the timings
1083 * @bt: BT656/1120 timings
1084 */
1085struct v4l2_dv_timings {
1086 __u32 type;
1087 union {
1088 struct v4l2_bt_timings bt;
1089 __u32 reserved[32];
1090 };
1091} __attribute__ ((packed));
1092
1093/* Values for the type field */
1094#define V4L2_DV_BT_656_1120 0 /* BT.656/1120 timing type */
1095
1096
1097/** struct v4l2_enum_dv_timings - DV timings enumeration
1098 * @index: enumeration index
1099 * @reserved: must be zeroed
1100 * @timings: the timings for the given index
1101 */
1102struct v4l2_enum_dv_timings {
1103 __u32 index;
1104 __u32 reserved[3];
1105 struct v4l2_dv_timings timings;
1106};
1107
1108/** struct v4l2_bt_timings_cap - BT.656/BT.1120 timing capabilities
1109 * @min_width: width in pixels
1110 * @max_width: width in pixels
1111 * @min_height: height in lines
1112 * @max_height: height in lines
1113 * @min_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1114 * @max_pixelclock: Pixel clock in HZ. Ex. 74.25MHz->74250000
1115 * @standards: Supported standards
1116 * @capabilities: Supported capabilities
1117 * @reserved: Must be zeroed
1118 */
1119struct v4l2_bt_timings_cap {
1120 __u32 min_width;
1121 __u32 max_width;
1122 __u32 min_height;
1123 __u32 max_height;
1124 __u64 min_pixelclock;
1125 __u64 max_pixelclock;
1126 __u32 standards;
1127 __u32 capabilities;
1128 __u32 reserved[16];
1129} __attribute__ ((packed));
1130
1131/* Supports interlaced formats */
1132#define V4L2_DV_BT_CAP_INTERLACED (1 << 0)
1133/* Supports progressive formats */
1134#define V4L2_DV_BT_CAP_PROGRESSIVE (1 << 1)
1135/* Supports CVT/GTF reduced blanking */
1136#define V4L2_DV_BT_CAP_REDUCED_BLANKING (1 << 2)
1137/* Supports custom formats */
1138#define V4L2_DV_BT_CAP_CUSTOM (1 << 3)
1139
1140/** struct v4l2_dv_timings_cap - DV timings capabilities
1141 * @type: the type of the timings (same as in struct v4l2_dv_timings)
1142 * @bt: the BT656/1120 timings capabilities
1143 */
1144struct v4l2_dv_timings_cap {
1145 __u32 type;
1146 __u32 reserved[3];
1147 union {
1148 struct v4l2_bt_timings_cap bt;
1149 __u32 raw_data[32];
1150 };
1151};
1152
1153
1154/*
1155 * V I D E O I N P U T S
1156 */
1157struct v4l2_input {
1158 __u32 index; /* Which input */
1159 __u8 name[32]; /* Label */
1160 __u32 type; /* Type of input */
1161 __u32 audioset; /* Associated audios (bitfield) */
1162 __u32 tuner; /* enum v4l2_tuner_type */
1163 v4l2_std_id std;
1164 __u32 status;
1165 __u32 capabilities;
1166 __u32 reserved[3];
1167};
1168
1169/* Values for the 'type' field */
1170#define V4L2_INPUT_TYPE_TUNER 1
1171#define V4L2_INPUT_TYPE_CAMERA 2
1172
1173/* field 'status' - general */
1174#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
1175#define V4L2_IN_ST_NO_SIGNAL 0x00000002
1176#define V4L2_IN_ST_NO_COLOR 0x00000004
1177
1178/* field 'status' - sensor orientation */
1179/* If sensor is mounted upside down set both bits */
1180#define V4L2_IN_ST_HFLIP 0x00000010 /* Frames are flipped horizontally */
1181#define V4L2_IN_ST_VFLIP 0x00000020 /* Frames are flipped vertically */
1182
1183/* field 'status' - analog */
1184#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
1185#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
1186
1187/* field 'status' - digital */
1188#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
1189#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
1190#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
1191
1192/* field 'status' - VCR and set-top box */
1193#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
1194#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
1195#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
1196
1197/* capabilities flags */
1198#define V4L2_IN_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */
1199#define V4L2_IN_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1200#define V4L2_IN_CAP_CUSTOM_TIMINGS V4L2_IN_CAP_DV_TIMINGS /* For compatibility */
1201#define V4L2_IN_CAP_STD 0x00000004 /* Supports S_STD */
1202
1203/*
1204 * V I D E O O U T P U T S
1205 */
1206struct v4l2_output {
1207 __u32 index; /* Which output */
1208 __u8 name[32]; /* Label */
1209 __u32 type; /* Type of output */
1210 __u32 audioset; /* Associated audios (bitfield) */
1211 __u32 modulator; /* Associated modulator */
1212 v4l2_std_id std;
1213 __u32 capabilities;
1214 __u32 reserved[3];
1215};
1216/* Values for the 'type' field */
1217#define V4L2_OUTPUT_TYPE_MODULATOR 1
1218#define V4L2_OUTPUT_TYPE_ANALOG 2
1219#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
1220
1221/* capabilities flags */
1222#define V4L2_OUT_CAP_PRESETS 0x00000001 /* Supports S_DV_PRESET */
1223#define V4L2_OUT_CAP_DV_TIMINGS 0x00000002 /* Supports S_DV_TIMINGS */
1224#define V4L2_OUT_CAP_CUSTOM_TIMINGS V4L2_OUT_CAP_DV_TIMINGS /* For compatibility */
1225#define V4L2_OUT_CAP_STD 0x00000004 /* Supports S_STD */
1226
1227/*
1228 * C O N T R O L S
1229 */
1230struct v4l2_control {
1231 __u32 id;
1232 __s32 value;
1233};
1234
1235struct v4l2_ext_control {
1236 __u32 id;
1237 __u32 size;
1238 __u32 reserved2[1];
1239 union {
1240 __s32 value;
1241 __s64 value64;
1242 char *string;
1243 };
1244} __attribute__ ((packed));
1245
1246struct v4l2_ext_controls {
1247 __u32 ctrl_class;
1248 __u32 count;
1249 __u32 error_idx;
1250 __u32 reserved[2];
1251 struct v4l2_ext_control *controls;
1252};
1253
1254#define V4L2_CTRL_ID_MASK (0x0fffffff)
1255#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
1256#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
1257
1258enum v4l2_ctrl_type {
1259 V4L2_CTRL_TYPE_INTEGER = 1,
1260 V4L2_CTRL_TYPE_BOOLEAN = 2,
1261 V4L2_CTRL_TYPE_MENU = 3,
1262 V4L2_CTRL_TYPE_BUTTON = 4,
1263 V4L2_CTRL_TYPE_INTEGER64 = 5,
1264 V4L2_CTRL_TYPE_CTRL_CLASS = 6,
1265 V4L2_CTRL_TYPE_STRING = 7,
1266 V4L2_CTRL_TYPE_BITMASK = 8,
1267 V4L2_CTRL_TYPE_INTEGER_MENU = 9,
1268};
1269
1270/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
1271struct v4l2_queryctrl {
1272 __u32 id;
1273 __u32 type; /* enum v4l2_ctrl_type */
1274 __u8 name[32]; /* Whatever */
1275 __s32 minimum; /* Note signedness */
1276 __s32 maximum;
1277 __s32 step;
1278 __s32 default_value;
1279 __u32 flags;
1280 __u32 reserved[2];
1281};
1282
1283/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
1284struct v4l2_querymenu {
1285 __u32 id;
1286 __u32 index;
1287 union {
1288 __u8 name[32]; /* Whatever */
1289 __s64 value;
1290 };
1291 __u32 reserved;
1292} __attribute__ ((packed));
1293
1294/* Control flags */
1295#define V4L2_CTRL_FLAG_DISABLED 0x0001
1296#define V4L2_CTRL_FLAG_GRABBED 0x0002
1297#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
1298#define V4L2_CTRL_FLAG_UPDATE 0x0008
1299#define V4L2_CTRL_FLAG_INACTIVE 0x0010
1300#define V4L2_CTRL_FLAG_SLIDER 0x0020
1301#define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
1302#define V4L2_CTRL_FLAG_VOLATILE 0x0080
1303
1304/* Query flag, to be ORed with the control ID */
1305#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
1306
1307/* User-class control IDs defined by V4L2 */
1308#define V4L2_CID_MAX_CTRLS 1024
1309/* IDs reserved for driver specific controls */
1310#define V4L2_CID_PRIVATE_BASE 0x08000000
1311
1312
1313/* DV-class control IDs defined by V4L2 */
1314#define V4L2_CID_DV_CLASS_BASE (V4L2_CTRL_CLASS_DV | 0x900)
1315#define V4L2_CID_DV_CLASS (V4L2_CTRL_CLASS_DV | 1)
1316
1317#define V4L2_CID_DV_TX_HOTPLUG (V4L2_CID_DV_CLASS_BASE + 1)
1318#define V4L2_CID_DV_TX_RXSENSE (V4L2_CID_DV_CLASS_BASE + 2)
1319#define V4L2_CID_DV_TX_EDID_PRESENT (V4L2_CID_DV_CLASS_BASE + 3)
1320#define V4L2_CID_DV_TX_MODE (V4L2_CID_DV_CLASS_BASE + 4)
1321enum v4l2_dv_tx_mode {
1322 V4L2_DV_TX_MODE_DVI_D = 0,
1323 V4L2_DV_TX_MODE_HDMI = 1,
1324};
1325#define V4L2_CID_DV_TX_RGB_RANGE (V4L2_CID_DV_CLASS_BASE + 5)
1326enum v4l2_dv_rgb_range {
1327 V4L2_DV_RGB_RANGE_AUTO = 0,
1328 V4L2_DV_RGB_RANGE_LIMITED = 1,
1329 V4L2_DV_RGB_RANGE_FULL = 2,
1330};
1331
1332#define V4L2_CID_DV_RX_POWER_PRESENT (V4L2_CID_DV_CLASS_BASE + 100)
1333#define V4L2_CID_DV_RX_RGB_RANGE (V4L2_CID_DV_CLASS_BASE + 101)
1334
1335/*
1336 * T U N I N G
1337 */
1338struct v4l2_tuner {
1339 __u32 index;
1340 __u8 name[32];
1341 __u32 type; /* enum v4l2_tuner_type */
1342 __u32 capability;
1343 __u32 rangelow;
1344 __u32 rangehigh;
1345 __u32 rxsubchans;
1346 __u32 audmode;
1347 __s32 signal;
1348 __s32 afc;
1349 __u32 reserved[4];
1350};
1351
1352struct v4l2_modulator {
1353 __u32 index;
1354 __u8 name[32];
1355 __u32 capability;
1356 __u32 rangelow;
1357 __u32 rangehigh;
1358 __u32 txsubchans;
1359 __u32 reserved[4];
1360};
1361
1362/* Flags for the 'capability' field */
1363#define V4L2_TUNER_CAP_LOW 0x0001
1364#define V4L2_TUNER_CAP_NORM 0x0002
1365#define V4L2_TUNER_CAP_HWSEEK_BOUNDED 0x0004
1366#define V4L2_TUNER_CAP_HWSEEK_WRAP 0x0008
1367#define V4L2_TUNER_CAP_STEREO 0x0010
1368#define V4L2_TUNER_CAP_LANG2 0x0020
1369#define V4L2_TUNER_CAP_SAP 0x0020
1370#define V4L2_TUNER_CAP_LANG1 0x0040
1371#define V4L2_TUNER_CAP_RDS 0x0080
1372#define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100
1373#define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200
1374#define V4L2_TUNER_CAP_FREQ_BANDS 0x0400
1375#define V4L2_TUNER_CAP_HWSEEK_PROG_LIM 0x0800
1376
1377/* Flags for the 'rxsubchans' field */
1378#define V4L2_TUNER_SUB_MONO 0x0001
1379#define V4L2_TUNER_SUB_STEREO 0x0002
1380#define V4L2_TUNER_SUB_LANG2 0x0004
1381#define V4L2_TUNER_SUB_SAP 0x0004
1382#define V4L2_TUNER_SUB_LANG1 0x0008
1383#define V4L2_TUNER_SUB_RDS 0x0010
1384
1385/* Values for the 'audmode' field */
1386#define V4L2_TUNER_MODE_MONO 0x0000
1387#define V4L2_TUNER_MODE_STEREO 0x0001
1388#define V4L2_TUNER_MODE_LANG2 0x0002
1389#define V4L2_TUNER_MODE_SAP 0x0002
1390#define V4L2_TUNER_MODE_LANG1 0x0003
1391#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
1392
1393struct v4l2_frequency {
1394 __u32 tuner;
1395 __u32 type; /* enum v4l2_tuner_type */
1396 __u32 frequency;
1397 __u32 reserved[8];
1398};
1399
1400#define V4L2_BAND_MODULATION_VSB (1 << 1)
1401#define V4L2_BAND_MODULATION_FM (1 << 2)
1402#define V4L2_BAND_MODULATION_AM (1 << 3)
1403
1404struct v4l2_frequency_band {
1405 __u32 tuner;
1406 __u32 type; /* enum v4l2_tuner_type */
1407 __u32 index;
1408 __u32 capability;
1409 __u32 rangelow;
1410 __u32 rangehigh;
1411 __u32 modulation;
1412 __u32 reserved[9];
1413};
1414
1415struct v4l2_hw_freq_seek {
1416 __u32 tuner;
1417 __u32 type; /* enum v4l2_tuner_type */
1418 __u32 seek_upward;
1419 __u32 wrap_around;
1420 __u32 spacing;
1421 __u32 rangelow;
1422 __u32 rangehigh;
1423 __u32 reserved[5];
1424};
1425
1426/*
1427 * R D S
1428 */
1429
1430struct v4l2_rds_data {
1431 __u8 lsb;
1432 __u8 msb;
1433 __u8 block;
1434} __attribute__ ((packed));
1435
1436#define V4L2_RDS_BLOCK_MSK 0x7
1437#define V4L2_RDS_BLOCK_A 0
1438#define V4L2_RDS_BLOCK_B 1
1439#define V4L2_RDS_BLOCK_C 2
1440#define V4L2_RDS_BLOCK_D 3
1441#define V4L2_RDS_BLOCK_C_ALT 4
1442#define V4L2_RDS_BLOCK_INVALID 7
1443
1444#define V4L2_RDS_BLOCK_CORRECTED 0x40
1445#define V4L2_RDS_BLOCK_ERROR 0x80
1446
1447/*
1448 * A U D I O
1449 */
1450struct v4l2_audio {
1451 __u32 index;
1452 __u8 name[32];
1453 __u32 capability;
1454 __u32 mode;
1455 __u32 reserved[2];
1456};
1457
1458/* Flags for the 'capability' field */
1459#define V4L2_AUDCAP_STEREO 0x00001
1460#define V4L2_AUDCAP_AVL 0x00002
1461
1462/* Flags for the 'mode' field */
1463#define V4L2_AUDMODE_AVL 0x00001
1464
1465struct v4l2_audioout {
1466 __u32 index;
1467 __u8 name[32];
1468 __u32 capability;
1469 __u32 mode;
1470 __u32 reserved[2];
1471};
1472
1473/*
1474 * M P E G S E R V I C E S
1475 *
1476 * NOTE: EXPERIMENTAL API
1477 */
1478#if 1
1479#define V4L2_ENC_IDX_FRAME_I (0)
1480#define V4L2_ENC_IDX_FRAME_P (1)
1481#define V4L2_ENC_IDX_FRAME_B (2)
1482#define V4L2_ENC_IDX_FRAME_MASK (0xf)
1483
1484struct v4l2_enc_idx_entry {
1485 __u64 offset;
1486 __u64 pts;
1487 __u32 length;
1488 __u32 flags;
1489 __u32 reserved[2];
1490};
1491
1492#define V4L2_ENC_IDX_ENTRIES (64)
1493struct v4l2_enc_idx {
1494 __u32 entries;
1495 __u32 entries_cap;
1496 __u32 reserved[4];
1497 struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
1498};
1499
1500
1501#define V4L2_ENC_CMD_START (0)
1502#define V4L2_ENC_CMD_STOP (1)
1503#define V4L2_ENC_CMD_PAUSE (2)
1504#define V4L2_ENC_CMD_RESUME (3)
1505
1506/* Flags for V4L2_ENC_CMD_STOP */
1507#define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
1508
1509struct v4l2_encoder_cmd {
1510 __u32 cmd;
1511 __u32 flags;
1512 union {
1513 struct {
1514 __u32 data[8];
1515 } raw;
1516 };
1517};
1518
1519/* Decoder commands */
1520#define V4L2_DEC_CMD_START (0)
1521#define V4L2_DEC_CMD_STOP (1)
1522#define V4L2_DEC_CMD_PAUSE (2)
1523#define V4L2_DEC_CMD_RESUME (3)
1524
1525/* Flags for V4L2_DEC_CMD_START */
1526#define V4L2_DEC_CMD_START_MUTE_AUDIO (1 << 0)
1527
1528/* Flags for V4L2_DEC_CMD_PAUSE */
1529#define V4L2_DEC_CMD_PAUSE_TO_BLACK (1 << 0)
1530
1531/* Flags for V4L2_DEC_CMD_STOP */
1532#define V4L2_DEC_CMD_STOP_TO_BLACK (1 << 0)
1533#define V4L2_DEC_CMD_STOP_IMMEDIATELY (1 << 1)
1534
1535/* Play format requirements (returned by the driver): */
1536
1537/* The decoder has no special format requirements */
1538#define V4L2_DEC_START_FMT_NONE (0)
1539/* The decoder requires full GOPs */
1540#define V4L2_DEC_START_FMT_GOP (1)
1541
1542/* The structure must be zeroed before use by the application
1543 This ensures it can be extended safely in the future. */
1544struct v4l2_decoder_cmd {
1545 __u32 cmd;
1546 __u32 flags;
1547 union {
1548 struct {
1549 __u64 pts;
1550 } stop;
1551
1552 struct {
1553 /* 0 or 1000 specifies normal speed,
1554 1 specifies forward single stepping,
1555 -1 specifies backward single stepping,
1556 >1: playback at speed/1000 of the normal speed,
1557 <-1: reverse playback at (-speed/1000) of the normal speed. */
1558 __s32 speed;
1559 __u32 format;
1560 } start;
1561
1562 struct {
1563 __u32 data[16];
1564 } raw;
1565 };
1566};
1567#endif
1568
1569
1570/*
1571 * D A T A S E R V I C E S ( V B I )
1572 *
1573 * Data services API by Michael Schimek
1574 */
1575
1576/* Raw VBI */
1577struct v4l2_vbi_format {
1578 __u32 sampling_rate; /* in 1 Hz */
1579 __u32 offset;
1580 __u32 samples_per_line;
1581 __u32 sample_format; /* V4L2_PIX_FMT_* */
1582 __s32 start[2];
1583 __u32 count[2];
1584 __u32 flags; /* V4L2_VBI_* */
1585 __u32 reserved[2]; /* must be zero */
1586};
1587
1588/* VBI flags */
1589#define V4L2_VBI_UNSYNC (1 << 0)
1590#define V4L2_VBI_INTERLACED (1 << 1)
1591
1592/* Sliced VBI
1593 *
1594 * This implements is a proposal V4L2 API to allow SLICED VBI
1595 * required for some hardware encoders. It should change without
1596 * notice in the definitive implementation.
1597 */
1598
1599struct v4l2_sliced_vbi_format {
1600 __u16 service_set;
1601 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1602 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1603 (equals frame lines 313-336 for 625 line video
1604 standards, 263-286 for 525 line standards) */
1605 __u16 service_lines[2][24];
1606 __u32 io_size;
1607 __u32 reserved[2]; /* must be zero */
1608};
1609
1610/* Teletext World System Teletext
1611 (WST), defined on ITU-R BT.653-2 */
1612#define V4L2_SLICED_TELETEXT_B (0x0001)
1613/* Video Program System, defined on ETS 300 231*/
1614#define V4L2_SLICED_VPS (0x0400)
1615/* Closed Caption, defined on EIA-608 */
1616#define V4L2_SLICED_CAPTION_525 (0x1000)
1617/* Wide Screen System, defined on ITU-R BT1119.1 */
1618#define V4L2_SLICED_WSS_625 (0x4000)
1619
1620#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
1621#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
1622
1623struct v4l2_sliced_vbi_cap {
1624 __u16 service_set;
1625 /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
1626 service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
1627 (equals frame lines 313-336 for 625 line video
1628 standards, 263-286 for 525 line standards) */
1629 __u16 service_lines[2][24];
1630 __u32 type; /* enum v4l2_buf_type */
1631 __u32 reserved[3]; /* must be 0 */
1632};
1633
1634struct v4l2_sliced_vbi_data {
1635 __u32 id;
1636 __u32 field; /* 0: first field, 1: second field */
1637 __u32 line; /* 1-23 */
1638 __u32 reserved; /* must be 0 */
1639 __u8 data[48];
1640};
1641
1642/*
1643 * Sliced VBI data inserted into MPEG Streams
1644 */
1645
1646/*
1647 * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
1648 *
1649 * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
1650 * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
1651 * data
1652 *
1653 * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
1654 * definitions are not included here. See the MPEG-2 specifications for details
1655 * on these headers.
1656 */
1657
1658/* Line type IDs */
1659#define V4L2_MPEG_VBI_IVTV_TELETEXT_B (1)
1660#define V4L2_MPEG_VBI_IVTV_CAPTION_525 (4)
1661#define V4L2_MPEG_VBI_IVTV_WSS_625 (5)
1662#define V4L2_MPEG_VBI_IVTV_VPS (7)
1663
1664struct v4l2_mpeg_vbi_itv0_line {
1665 __u8 id; /* One of V4L2_MPEG_VBI_IVTV_* above */
1666 __u8 data[42]; /* Sliced VBI data for the line */
1667} __attribute__ ((packed));
1668
1669struct v4l2_mpeg_vbi_itv0 {
1670 __le32 linemask[2]; /* Bitmasks of VBI service lines present */
1671 struct v4l2_mpeg_vbi_itv0_line line[35];
1672} __attribute__ ((packed));
1673
1674struct v4l2_mpeg_vbi_ITV0 {
1675 struct v4l2_mpeg_vbi_itv0_line line[36];
1676} __attribute__ ((packed));
1677
1678#define V4L2_MPEG_VBI_IVTV_MAGIC0 "itv0"
1679#define V4L2_MPEG_VBI_IVTV_MAGIC1 "ITV0"
1680
1681struct v4l2_mpeg_vbi_fmt_ivtv {
1682 __u8 magic[4];
1683 union {
1684 struct v4l2_mpeg_vbi_itv0 itv0;
1685 struct v4l2_mpeg_vbi_ITV0 ITV0;
1686 };
1687} __attribute__ ((packed));
1688
1689/*
1690 * A G G R E G A T E S T R U C T U R E S
1691 */
1692
1693/**
1694 * struct v4l2_plane_pix_format - additional, per-plane format definition
1695 * @sizeimage: maximum size in bytes required for data, for which
1696 * this plane will be used
1697 * @bytesperline: distance in bytes between the leftmost pixels in two
1698 * adjacent lines
1699 */
1700struct v4l2_plane_pix_format {
1701 __u32 sizeimage;
1702 __u16 bytesperline;
1703 __u16 reserved[7];
1704} __attribute__ ((packed));
1705
1706/**
1707 * struct v4l2_pix_format_mplane - multiplanar format definition
1708 * @width: image width in pixels
1709 * @height: image height in pixels
1710 * @pixelformat: little endian four character code (fourcc)
1711 * @field: enum v4l2_field; field order (for interlaced video)
1712 * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
1713 * @plane_fmt: per-plane information
1714 * @num_planes: number of planes for this format
1715 */
1716struct v4l2_pix_format_mplane {
1717 __u32 width;
1718 __u32 height;
1719 __u32 pixelformat;
1720 __u32 field;
1721 __u32 colorspace;
1722
1723 struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
1724 __u8 num_planes;
1725 __u8 reserved[11];
1726} __attribute__ ((packed));
1727
1728/**
1729 * struct v4l2_format - stream data format
1730 * @type: enum v4l2_buf_type; type of the data stream
1731 * @pix: definition of an image format
1732 * @pix_mp: definition of a multiplanar image format
1733 * @win: definition of an overlaid image
1734 * @vbi: raw VBI capture or output parameters
1735 * @sliced: sliced VBI capture or output parameters
1736 * @raw_data: placeholder for future extensions and custom formats
1737 */
1738struct v4l2_format {
1739 __u32 type;
1740 union {
1741 struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
1742 struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
1743 struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
1744 struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
1745 struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
1746 __u8 raw_data[200]; /* user-defined */
1747 } fmt;
1748};
1749
1750/* Stream type-dependent parameters
1751 */
1752struct v4l2_streamparm {
1753 __u32 type; /* enum v4l2_buf_type */
1754 union {
1755 struct v4l2_captureparm capture;
1756 struct v4l2_outputparm output;
1757 __u8 raw_data[200]; /* user-defined */
1758 } parm;
1759};
1760
1761/*
1762 * E V E N T S
1763 */
1764
1765#define V4L2_EVENT_ALL 0
1766#define V4L2_EVENT_VSYNC 1
1767#define V4L2_EVENT_EOS 2
1768#define V4L2_EVENT_CTRL 3
1769#define V4L2_EVENT_FRAME_SYNC 4
1770#define V4L2_EVENT_PRIVATE_START 0x08000000
1771
1772/* Payload for V4L2_EVENT_VSYNC */
1773struct v4l2_event_vsync {
1774 /* Can be V4L2_FIELD_ANY, _NONE, _TOP or _BOTTOM */
1775 __u8 field;
1776} __attribute__ ((packed));
1777
1778/* Payload for V4L2_EVENT_CTRL */
1779#define V4L2_EVENT_CTRL_CH_VALUE (1 << 0)
1780#define V4L2_EVENT_CTRL_CH_FLAGS (1 << 1)
1781
1782struct v4l2_event_ctrl {
1783 __u32 changes;
1784 __u32 type;
1785 union {
1786 __s32 value;
1787 __s64 value64;
1788 };
1789 __u32 flags;
1790 __s32 minimum;
1791 __s32 maximum;
1792 __s32 step;
1793 __s32 default_value;
1794};
1795
1796struct v4l2_event_frame_sync {
1797 __u32 frame_sequence;
1798};
1799
1800struct v4l2_event {
1801 __u32 type;
1802 union {
1803 struct v4l2_event_vsync vsync;
1804 struct v4l2_event_ctrl ctrl;
1805 struct v4l2_event_frame_sync frame_sync;
1806 __u8 data[64];
1807 } u;
1808 __u32 pending;
1809 __u32 sequence;
1810 struct timespec timestamp;
1811 __u32 id;
1812 __u32 reserved[8];
1813};
1814
1815#define V4L2_EVENT_SUB_FL_SEND_INITIAL (1 << 0)
1816#define V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK (1 << 1)
1817
1818struct v4l2_event_subscription {
1819 __u32 type;
1820 __u32 id;
1821 __u32 flags;
1822 __u32 reserved[5];
1823};
1824
1825/*
1826 * A D V A N C E D D E B U G G I N G
1827 *
1828 * NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
1829 * FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
1830 */
1831
1832/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
1833
1834#define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
1835#define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver name */
1836#define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
1837#define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */
1838
1839struct v4l2_dbg_match {
1840 __u32 type; /* Match type */
1841 union { /* Match this chip, meaning determined by type */
1842 __u32 addr;
1843 char name[32];
1844 };
1845} __attribute__ ((packed));
1846
1847struct v4l2_dbg_register {
1848 struct v4l2_dbg_match match;
1849 __u32 size; /* register size in bytes */
1850 __u64 reg;
1851 __u64 val;
1852} __attribute__ ((packed));
1853
1854/* VIDIOC_DBG_G_CHIP_IDENT */
1855struct v4l2_dbg_chip_ident {
1856 struct v4l2_dbg_match match;
1857 __u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */
1858 __u32 revision; /* chip revision, chip specific */
1859} __attribute__ ((packed));
1860
1861/**
1862 * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument
1863 * @index: on return, index of the first created buffer
1864 * @count: entry: number of requested buffers,
1865 * return: number of created buffers
1866 * @memory: enum v4l2_memory; buffer memory type
1867 * @format: frame format, for which buffers are requested
1868 * @reserved: future extensions
1869 */
1870struct v4l2_create_buffers {
1871 __u32 index;
1872 __u32 count;
1873 __u32 memory;
1874 struct v4l2_format format;
1875 __u32 reserved[8];
1876};
1877
1878/*
1879 * 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
1880 *
1881 */
1882#define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
1883#define VIDIOC_RESERVED _IO('V', 1)
1884#define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
1885#define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
1886#define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
1887#define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
1888#define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
1889#define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
1890#define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
1891#define VIDIOC_OVERLAY _IOW('V', 14, int)
1892#define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
1893#define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
1894#define VIDIOC_STREAMON _IOW('V', 18, int)
1895#define VIDIOC_STREAMOFF _IOW('V', 19, int)
1896#define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
1897#define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
1898#define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
1899#define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
1900#define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
1901#define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
1902#define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
1903#define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
1904#define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
1905#define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
1906#define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
1907#define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
1908#define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
1909#define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
1910#define VIDIOC_G_INPUT _IOR('V', 38, int)
1911#define VIDIOC_S_INPUT _IOWR('V', 39, int)
1912#define VIDIOC_G_OUTPUT _IOR('V', 46, int)
1913#define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
1914#define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
1915#define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
1916#define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
1917#define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
1918#define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
1919#define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
1920#define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
1921#define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
1922#define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
1923#define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
1924#define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
1925#define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
1926#define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
1927#define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
1928#define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
1929#define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
1930#define VIDIOC_G_PRIORITY _IOR('V', 67, __u32) /* enum v4l2_priority */
1931#define VIDIOC_S_PRIORITY _IOW('V', 68, __u32) /* enum v4l2_priority */
1932#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
1933#define VIDIOC_LOG_STATUS _IO('V', 70)
1934#define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
1935#define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
1936#define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
1937#if 1
1938#define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
1939#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
1940#define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
1941#define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
1942#define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
1943#endif
1944
1945#if 1
1946/* Experimental, meant for debugging, testing and internal use.
1947 Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
1948 You must be root to use these ioctls. Never use these in applications! */
1949#define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_dbg_register)
1950#define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_dbg_register)
1951
1952/* Experimental, meant for debugging, testing and internal use.
1953 Never use this ioctl in applications! */
1954#define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_dbg_chip_ident)
1955#endif
1956
1957#define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
1958
1959/* These four DV Preset ioctls are deprecated in favor of the DV Timings
1960 ioctls. */
1961#define VIDIOC_ENUM_DV_PRESETS _IOWR('V', 83, struct v4l2_dv_enum_preset)
1962#define VIDIOC_S_DV_PRESET _IOWR('V', 84, struct v4l2_dv_preset)
1963#define VIDIOC_G_DV_PRESET _IOWR('V', 85, struct v4l2_dv_preset)
1964#define VIDIOC_QUERY_DV_PRESET _IOR('V', 86, struct v4l2_dv_preset)
1965#define VIDIOC_S_DV_TIMINGS _IOWR('V', 87, struct v4l2_dv_timings)
1966#define VIDIOC_G_DV_TIMINGS _IOWR('V', 88, struct v4l2_dv_timings)
1967#define VIDIOC_DQEVENT _IOR('V', 89, struct v4l2_event)
1968#define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription)
1969#define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription)
1970
1971/* Experimental, the below two ioctls may change over the next couple of kernel
1972 versions */
1973#define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers)
1974#define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer)
1975
1976/* Experimental selection API */
1977#define VIDIOC_G_SELECTION _IOWR('V', 94, struct v4l2_selection)
1978#define VIDIOC_S_SELECTION _IOWR('V', 95, struct v4l2_selection)
1979
1980/* Experimental, these two ioctls may change over the next couple of kernel
1981 versions. */
1982#define VIDIOC_DECODER_CMD _IOWR('V', 96, struct v4l2_decoder_cmd)
1983#define VIDIOC_TRY_DECODER_CMD _IOWR('V', 97, struct v4l2_decoder_cmd)
1984
1985/* Experimental, these three ioctls may change over the next couple of kernel
1986 versions. */
1987#define VIDIOC_ENUM_DV_TIMINGS _IOWR('V', 98, struct v4l2_enum_dv_timings)
1988#define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings)
1989#define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap)
1990
1991/* Experimental, this ioctl may change over the next couple of kernel
1992 versions. */
1993#define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band)
1994
1995/* Reminder: when adding new ioctls please add support for them to
1996 drivers/media/video/v4l2-compat-ioctl32.c as well! */
1997
1998#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
1999 61
2000#endif /* __LINUX_VIDEODEV2_H */ 62#endif /* __LINUX_VIDEODEV2_H */
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