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1da177e4 LT |
1 | #ifndef __LINUX_VIDEODEV2_H |
2 | #define __LINUX_VIDEODEV2_H | |
3 | /* | |
4 | * Video for Linux Two | |
5 | * | |
6 | * Header file for v4l or V4L2 drivers and applications, for | |
7 | * Linux kernels 2.2.x or 2.4.x. | |
8 | * | |
9 | * See http://bytesex.org/v4l/ for API specs and other | |
10 | * v4l2 documentation. | |
11 | * | |
12 | * Author: Bill Dirks <bdirks@pacbell.net> | |
13 | * Justin Schoeman | |
14 | * et al. | |
15 | */ | |
16 | #ifdef __KERNEL__ | |
17 | #include <linux/time.h> /* need struct timeval */ | |
f958b68d MCC |
18 | #include <linux/poll.h> |
19 | #include <linux/device.h> | |
3593cab5 | 20 | #include <linux/mutex.h> |
1da177e4 | 21 | #endif |
c003d467 | 22 | #include <linux/types.h> |
1da177e4 LT |
23 | #include <linux/compiler.h> /* need __user */ |
24 | ||
79436633 | 25 | |
4d0dddb1 | 26 | #define OBSOLETE_OWNER 1 /* It will be removed for 2.6.17 */ |
79436633 MCC |
27 | #define HAVE_V4L2 1 |
28 | ||
29 | /* | |
30 | * Common stuff for both V4L1 and V4L2 | |
31 | * Moved from videodev.h | |
32 | */ | |
33 | ||
34 | #define VIDEO_MAX_FRAME 32 | |
35 | ||
c12097fd MS |
36 | #define VID_TYPE_CAPTURE 1 /* Can capture */ |
37 | #define VID_TYPE_TUNER 2 /* Can tune */ | |
38 | #define VID_TYPE_TELETEXT 4 /* Does teletext */ | |
39 | #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ | |
40 | #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ | |
41 | #define VID_TYPE_CLIPPING 32 /* Can clip */ | |
42 | #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ | |
43 | #define VID_TYPE_SCALES 128 /* Scalable */ | |
44 | #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ | |
45 | #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ | |
46 | #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ | |
47 | #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ | |
48 | #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ | |
49 | #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ | |
50 | ||
f958b68d MCC |
51 | #ifdef __KERNEL__ |
52 | ||
4d0dddb1 MCC |
53 | /* Minor device allocation */ |
54 | #define MINOR_VFL_TYPE_GRABBER_MIN 0 | |
55 | #define MINOR_VFL_TYPE_GRABBER_MAX 63 | |
56 | #define MINOR_VFL_TYPE_RADIO_MIN 64 | |
57 | #define MINOR_VFL_TYPE_RADIO_MAX 127 | |
58 | #define MINOR_VFL_TYPE_VTX_MIN 192 | |
59 | #define MINOR_VFL_TYPE_VTX_MAX 223 | |
60 | #define MINOR_VFL_TYPE_VBI_MIN 224 | |
61 | #define MINOR_VFL_TYPE_VBI_MAX 255 | |
62 | ||
79436633 MCC |
63 | #define VFL_TYPE_GRABBER 0 |
64 | #define VFL_TYPE_VBI 1 | |
65 | #define VFL_TYPE_RADIO 2 | |
66 | #define VFL_TYPE_VTX 3 | |
67 | ||
68 | struct video_device | |
69 | { | |
70 | /* device info */ | |
71 | struct device *dev; | |
72 | char name[32]; | |
73 | int type; /* v4l1 */ | |
74 | int type2; /* v4l2 */ | |
75 | int hardware; | |
76 | int minor; | |
77 | ||
78 | /* device ops + callbacks */ | |
99ac48f5 | 79 | const struct file_operations *fops; |
79436633 MCC |
80 | void (*release)(struct video_device *vfd); |
81 | ||
82 | ||
f958b68d MCC |
83 | #if OBSOLETE_OWNER /* to be removed in 2.6.15 */ |
84 | /* obsolete -- fops->owner is used instead */ | |
85 | struct module *owner; | |
86 | /* dev->driver_data will be used instead some day. | |
87 | * Use the video_{get|set}_drvdata() helper functions, | |
88 | * so the switch over will be transparent for you. | |
89 | * Or use {pci|usb}_{get|set}_drvdata() directly. */ | |
90 | void *priv; | |
91 | #endif | |
79436633 MCC |
92 | |
93 | /* for videodev.c intenal usage -- please don't touch */ | |
94 | int users; /* video_exclusive_{open|close} ... */ | |
3593cab5 | 95 | struct mutex lock; /* ... helper function uses these */ |
79436633 MCC |
96 | char devfs_name[64]; /* devfs */ |
97 | struct class_device class_dev; /* sysfs */ | |
98 | }; | |
99 | ||
100 | #define VIDEO_MAJOR 81 | |
101 | ||
79436633 MCC |
102 | extern int video_register_device(struct video_device *, int type, int nr); |
103 | extern void video_unregister_device(struct video_device *); | |
104 | extern int video_usercopy(struct inode *inode, struct file *file, | |
105 | unsigned int cmd, unsigned long arg, | |
106 | int (*func)(struct inode *inode, struct file *file, | |
107 | unsigned int cmd, void *arg)); | |
108 | ||
109 | /* helper functions to alloc / release struct video_device, the | |
110 | later can be used for video_device->release() */ | |
111 | struct video_device *video_device_alloc(void); | |
112 | void video_device_release(struct video_device *vfd); | |
113 | ||
f958b68d MCC |
114 | #endif |
115 | ||
1da177e4 LT |
116 | /* |
117 | * M I S C E L L A N E O U S | |
118 | */ | |
119 | ||
120 | /* Four-character-code (FOURCC) */ | |
121 | #define v4l2_fourcc(a,b,c,d)\ | |
4ac97914 | 122 | (((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24)) |
1da177e4 LT |
123 | |
124 | /* | |
125 | * E N U M S | |
126 | */ | |
127 | enum v4l2_field { | |
128 | V4L2_FIELD_ANY = 0, /* driver can choose from none, | |
129 | top, bottom, interlaced | |
130 | depending on whatever it thinks | |
131 | is approximate ... */ | |
132 | V4L2_FIELD_NONE = 1, /* this device has no fields ... */ | |
133 | V4L2_FIELD_TOP = 2, /* top field only */ | |
134 | V4L2_FIELD_BOTTOM = 3, /* bottom field only */ | |
135 | V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */ | |
136 | V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one | |
137 | buffer, top-bottom order */ | |
138 | V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */ | |
139 | V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into | |
140 | separate buffers */ | |
141 | }; | |
142 | #define V4L2_FIELD_HAS_TOP(field) \ | |
143 | ((field) == V4L2_FIELD_TOP ||\ | |
144 | (field) == V4L2_FIELD_INTERLACED ||\ | |
145 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
146 | (field) == V4L2_FIELD_SEQ_BT) | |
147 | #define V4L2_FIELD_HAS_BOTTOM(field) \ | |
148 | ((field) == V4L2_FIELD_BOTTOM ||\ | |
149 | (field) == V4L2_FIELD_INTERLACED ||\ | |
150 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
151 | (field) == V4L2_FIELD_SEQ_BT) | |
152 | #define V4L2_FIELD_HAS_BOTH(field) \ | |
153 | ((field) == V4L2_FIELD_INTERLACED ||\ | |
154 | (field) == V4L2_FIELD_SEQ_TB ||\ | |
155 | (field) == V4L2_FIELD_SEQ_BT) | |
156 | ||
157 | enum v4l2_buf_type { | |
9db45506 MCC |
158 | V4L2_BUF_TYPE_VIDEO_CAPTURE = 1, |
159 | V4L2_BUF_TYPE_VIDEO_OUTPUT = 2, | |
160 | V4L2_BUF_TYPE_VIDEO_OVERLAY = 3, | |
161 | V4L2_BUF_TYPE_VBI_CAPTURE = 4, | |
162 | V4L2_BUF_TYPE_VBI_OUTPUT = 5, | |
163 | #if 1 | |
164 | /* Experimental Sliced VBI */ | |
165 | V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6, | |
166 | V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7, | |
167 | #endif | |
168 | V4L2_BUF_TYPE_PRIVATE = 0x80, | |
1da177e4 LT |
169 | }; |
170 | ||
171 | enum v4l2_ctrl_type { | |
172 | V4L2_CTRL_TYPE_INTEGER = 1, | |
173 | V4L2_CTRL_TYPE_BOOLEAN = 2, | |
174 | V4L2_CTRL_TYPE_MENU = 3, | |
175 | V4L2_CTRL_TYPE_BUTTON = 4, | |
176 | }; | |
177 | ||
178 | enum v4l2_tuner_type { | |
179 | V4L2_TUNER_RADIO = 1, | |
180 | V4L2_TUNER_ANALOG_TV = 2, | |
181 | V4L2_TUNER_DIGITAL_TV = 3, | |
182 | }; | |
183 | ||
184 | enum v4l2_memory { | |
185 | V4L2_MEMORY_MMAP = 1, | |
186 | V4L2_MEMORY_USERPTR = 2, | |
187 | V4L2_MEMORY_OVERLAY = 3, | |
188 | }; | |
189 | ||
190 | /* see also http://vektor.theorem.ca/graphics/ycbcr/ */ | |
191 | enum v4l2_colorspace { | |
192 | /* ITU-R 601 -- broadcast NTSC/PAL */ | |
193 | V4L2_COLORSPACE_SMPTE170M = 1, | |
194 | ||
195 | /* 1125-Line (US) HDTV */ | |
196 | V4L2_COLORSPACE_SMPTE240M = 2, | |
197 | ||
198 | /* HD and modern captures. */ | |
199 | V4L2_COLORSPACE_REC709 = 3, | |
200 | ||
201 | /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */ | |
202 | V4L2_COLORSPACE_BT878 = 4, | |
203 | ||
204 | /* These should be useful. Assume 601 extents. */ | |
205 | V4L2_COLORSPACE_470_SYSTEM_M = 5, | |
206 | V4L2_COLORSPACE_470_SYSTEM_BG = 6, | |
207 | ||
208 | /* I know there will be cameras that send this. So, this is | |
209 | * unspecified chromaticities and full 0-255 on each of the | |
210 | * Y'CbCr components | |
211 | */ | |
212 | V4L2_COLORSPACE_JPEG = 7, | |
213 | ||
214 | /* For RGB colourspaces, this is probably a good start. */ | |
215 | V4L2_COLORSPACE_SRGB = 8, | |
216 | }; | |
217 | ||
218 | enum v4l2_priority { | |
219 | V4L2_PRIORITY_UNSET = 0, /* not initialized */ | |
220 | V4L2_PRIORITY_BACKGROUND = 1, | |
221 | V4L2_PRIORITY_INTERACTIVE = 2, | |
222 | V4L2_PRIORITY_RECORD = 3, | |
223 | V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE, | |
224 | }; | |
225 | ||
226 | struct v4l2_rect { | |
227 | __s32 left; | |
228 | __s32 top; | |
229 | __s32 width; | |
230 | __s32 height; | |
231 | }; | |
232 | ||
233 | struct v4l2_fract { | |
234 | __u32 numerator; | |
235 | __u32 denominator; | |
236 | }; | |
237 | ||
238 | /* | |
239 | * D R I V E R C A P A B I L I T I E S | |
240 | */ | |
241 | struct v4l2_capability | |
242 | { | |
243 | __u8 driver[16]; /* i.e. "bttv" */ | |
244 | __u8 card[32]; /* i.e. "Hauppauge WinTV" */ | |
245 | __u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */ | |
246 | __u32 version; /* should use KERNEL_VERSION() */ | |
247 | __u32 capabilities; /* Device capabilities */ | |
248 | __u32 reserved[4]; | |
249 | }; | |
250 | ||
251 | /* Values for 'capabilities' field */ | |
4ac97914 MCC |
252 | #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ |
253 | #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ | |
254 | #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ | |
255 | #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ | |
256 | #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ | |
9db45506 MCC |
257 | #if 1 |
258 | #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ | |
259 | #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ | |
260 | #endif | |
4ac97914 | 261 | #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ |
1da177e4 | 262 | |
4ac97914 MCC |
263 | #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ |
264 | #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ | |
265 | #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ | |
1da177e4 | 266 | |
9db45506 MCC |
267 | #define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */ |
268 | #define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */ | |
269 | #define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */ | |
1da177e4 LT |
270 | |
271 | /* | |
272 | * V I D E O I M A G E F O R M A T | |
273 | */ | |
274 | ||
275 | struct v4l2_pix_format | |
276 | { | |
4ac97914 MCC |
277 | __u32 width; |
278 | __u32 height; | |
279 | __u32 pixelformat; | |
1da177e4 LT |
280 | enum v4l2_field field; |
281 | __u32 bytesperline; /* for padding, zero if unused */ | |
4ac97914 MCC |
282 | __u32 sizeimage; |
283 | enum v4l2_colorspace colorspace; | |
1da177e4 LT |
284 | __u32 priv; /* private data, depends on pixelformat */ |
285 | }; | |
286 | ||
287 | /* Pixel format FOURCC depth Description */ | |
288 | #define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R','G','B','1') /* 8 RGB-3-3-2 */ | |
289 | #define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R','G','B','O') /* 16 RGB-5-5-5 */ | |
290 | #define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R','G','B','P') /* 16 RGB-5-6-5 */ | |
291 | #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R','G','B','Q') /* 16 RGB-5-5-5 BE */ | |
292 | #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R','G','B','R') /* 16 RGB-5-6-5 BE */ | |
293 | #define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B','G','R','3') /* 24 BGR-8-8-8 */ | |
294 | #define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R','G','B','3') /* 24 RGB-8-8-8 */ | |
295 | #define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B','G','R','4') /* 32 BGR-8-8-8-8 */ | |
296 | #define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R','G','B','4') /* 32 RGB-8-8-8-8 */ | |
297 | #define V4L2_PIX_FMT_GREY v4l2_fourcc('G','R','E','Y') /* 8 Greyscale */ | |
298 | #define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y','V','U','9') /* 9 YVU 4:1:0 */ | |
299 | #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y','V','1','2') /* 12 YVU 4:2:0 */ | |
300 | #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y','U','Y','V') /* 16 YUV 4:2:2 */ | |
301 | #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U','Y','V','Y') /* 16 YUV 4:2:2 */ | |
302 | #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4','2','2','P') /* 16 YVU422 planar */ | |
303 | #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4','1','1','P') /* 16 YVU411 planar */ | |
304 | #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y','4','1','P') /* 12 YUV 4:1:1 */ | |
305 | ||
306 | /* two planes -- one Y, one Cr + Cb interleaved */ | |
307 | #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N','V','1','2') /* 12 Y/CbCr 4:2:0 */ | |
308 | #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N','V','2','1') /* 12 Y/CrCb 4:2:0 */ | |
309 | ||
310 | /* The following formats are not defined in the V4L2 specification */ | |
311 | #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y','U','V','9') /* 9 YUV 4:1:0 */ | |
312 | #define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y','U','1','2') /* 12 YUV 4:2:0 */ | |
313 | #define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y','Y','U','V') /* 16 YUV 4:2:2 */ | |
314 | #define V4L2_PIX_FMT_HI240 v4l2_fourcc('H','I','2','4') /* 8 8-bit color */ | |
315 | ||
316 | /* see http://www.siliconimaging.com/RGB%20Bayer.htm */ | |
317 | #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B','A','8','1') /* 8 BGBG.. GRGR.. */ | |
318 | ||
319 | /* compressed formats */ | |
320 | #define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M','J','P','G') /* Motion-JPEG */ | |
321 | #define V4L2_PIX_FMT_JPEG v4l2_fourcc('J','P','E','G') /* JFIF JPEG */ | |
322 | #define V4L2_PIX_FMT_DV v4l2_fourcc('d','v','s','d') /* 1394 */ | |
323 | #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M','P','E','G') /* MPEG */ | |
324 | ||
325 | /* Vendor-specific formats */ | |
326 | #define V4L2_PIX_FMT_WNVA v4l2_fourcc('W','N','V','A') /* Winnov hw compress */ | |
327 | #define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S','9','1','0') /* SN9C10x compression */ | |
115d6f3f MCC |
328 | #define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P','W','C','1') /* pwc older webcam */ |
329 | #define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P','W','C','2') /* pwc newer webcam */ | |
749eef85 | 330 | #define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E','6','2','5') /* ET61X251 compression */ |
1da177e4 LT |
331 | |
332 | /* | |
333 | * F O R M A T E N U M E R A T I O N | |
334 | */ | |
335 | struct v4l2_fmtdesc | |
336 | { | |
4ac97914 | 337 | __u32 index; /* Format number */ |
1da177e4 LT |
338 | enum v4l2_buf_type type; /* buffer type */ |
339 | __u32 flags; | |
4ac97914 MCC |
340 | __u8 description[32]; /* Description string */ |
341 | __u32 pixelformat; /* Format fourcc */ | |
342 | __u32 reserved[4]; | |
1da177e4 LT |
343 | }; |
344 | ||
345 | #define V4L2_FMT_FLAG_COMPRESSED 0x0001 | |
346 | ||
347 | ||
348 | /* | |
349 | * T I M E C O D E | |
350 | */ | |
351 | struct v4l2_timecode | |
352 | { | |
353 | __u32 type; | |
354 | __u32 flags; | |
355 | __u8 frames; | |
356 | __u8 seconds; | |
357 | __u8 minutes; | |
358 | __u8 hours; | |
359 | __u8 userbits[4]; | |
360 | }; | |
361 | ||
362 | /* Type */ | |
363 | #define V4L2_TC_TYPE_24FPS 1 | |
364 | #define V4L2_TC_TYPE_25FPS 2 | |
365 | #define V4L2_TC_TYPE_30FPS 3 | |
366 | #define V4L2_TC_TYPE_50FPS 4 | |
367 | #define V4L2_TC_TYPE_60FPS 5 | |
368 | ||
369 | /* Flags */ | |
370 | #define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */ | |
371 | #define V4L2_TC_FLAG_COLORFRAME 0x0002 | |
372 | #define V4L2_TC_USERBITS_field 0x000C | |
373 | #define V4L2_TC_USERBITS_USERDEFINED 0x0000 | |
374 | #define V4L2_TC_USERBITS_8BITCHARS 0x0008 | |
375 | /* The above is based on SMPTE timecodes */ | |
376 | ||
377 | ||
1da177e4 LT |
378 | /* |
379 | * 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 | |
380 | * | |
381 | * ### WARNING: this is still work-in-progress right now, most likely | |
382 | * ### there will be some incompatible changes. | |
383 | * | |
384 | */ | |
385 | ||
386 | ||
387 | enum v4l2_bitrate_mode { | |
388 | V4L2_BITRATE_NONE = 0, /* not specified */ | |
389 | V4L2_BITRATE_CBR, /* constant bitrate */ | |
390 | V4L2_BITRATE_VBR, /* variable bitrate */ | |
391 | }; | |
392 | struct v4l2_bitrate { | |
393 | /* rates are specified in kbit/sec */ | |
394 | enum v4l2_bitrate_mode mode; | |
395 | __u32 min; | |
396 | __u32 target; /* use this one for CBR */ | |
397 | __u32 max; | |
398 | }; | |
399 | ||
400 | enum v4l2_mpeg_streamtype { | |
401 | V4L2_MPEG_SS_1, /* MPEG-1 system stream */ | |
402 | V4L2_MPEG_PS_2, /* MPEG-2 program stream */ | |
403 | V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ | |
404 | V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ | |
405 | }; | |
406 | enum v4l2_mpeg_audiotype { | |
407 | V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ | |
408 | V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ | |
409 | V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ | |
410 | V4L2_MPEG_AC3, /* AC3 */ | |
411 | V4L2_MPEG_LPCM, /* LPCM */ | |
412 | }; | |
413 | enum v4l2_mpeg_videotype { | |
414 | V4L2_MPEG_VI_1, /* MPEG-1 */ | |
415 | V4L2_MPEG_VI_2, /* MPEG-2 */ | |
416 | }; | |
417 | enum v4l2_mpeg_aspectratio { | |
418 | V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ | |
419 | V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ | |
420 | V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ | |
421 | V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ | |
422 | }; | |
423 | ||
424 | struct v4l2_mpeg_compression { | |
425 | /* general */ | |
426 | enum v4l2_mpeg_streamtype st_type; | |
427 | struct v4l2_bitrate st_bitrate; | |
428 | ||
429 | /* transport streams */ | |
430 | __u16 ts_pid_pmt; | |
431 | __u16 ts_pid_audio; | |
432 | __u16 ts_pid_video; | |
433 | __u16 ts_pid_pcr; | |
434 | ||
435 | /* program stream */ | |
436 | __u16 ps_size; | |
437 | __u16 reserved_1; /* align */ | |
438 | ||
439 | /* audio */ | |
440 | enum v4l2_mpeg_audiotype au_type; | |
441 | struct v4l2_bitrate au_bitrate; | |
442 | __u32 au_sample_rate; | |
443 | __u8 au_pesid; | |
444 | __u8 reserved_2[3]; /* align */ | |
445 | ||
446 | /* video */ | |
447 | enum v4l2_mpeg_videotype vi_type; | |
448 | enum v4l2_mpeg_aspectratio vi_aspect_ratio; | |
449 | struct v4l2_bitrate vi_bitrate; | |
450 | __u32 vi_frame_rate; | |
451 | __u16 vi_frames_per_gop; | |
452 | __u16 vi_bframes_count; | |
453 | __u8 vi_pesid; | |
454 | __u8 reserved_3[3]; /* align */ | |
455 | ||
456 | /* misc flags */ | |
457 | __u32 closed_gops:1; | |
458 | __u32 pulldown:1; | |
459 | __u32 reserved_4:30; /* align */ | |
460 | ||
461 | /* I don't expect the above being perfect yet ;) */ | |
462 | __u32 reserved_5[8]; | |
463 | }; | |
1da177e4 LT |
464 | |
465 | struct v4l2_jpegcompression | |
466 | { | |
467 | int quality; | |
468 | ||
469 | int APPn; /* Number of APP segment to be written, | |
470 | * must be 0..15 */ | |
471 | int APP_len; /* Length of data in JPEG APPn segment */ | |
472 | char APP_data[60]; /* Data in the JPEG APPn segment. */ | |
473 | ||
474 | int COM_len; /* Length of data in JPEG COM segment */ | |
475 | char COM_data[60]; /* Data in JPEG COM segment */ | |
476 | ||
477 | __u32 jpeg_markers; /* Which markers should go into the JPEG | |
478 | * output. Unless you exactly know what | |
479 | * you do, leave them untouched. | |
480 | * Inluding less markers will make the | |
481 | * resulting code smaller, but there will | |
482 | * be fewer aplications which can read it. | |
483 | * The presence of the APP and COM marker | |
484 | * is influenced by APP_len and COM_len | |
485 | * ONLY, not by this property! */ | |
486 | ||
487 | #define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */ | |
488 | #define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */ | |
489 | #define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */ | |
490 | #define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */ | |
491 | #define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will | |
f2421ca3 | 492 | * allways use APP0 */ |
1da177e4 LT |
493 | }; |
494 | ||
495 | ||
496 | /* | |
497 | * M E M O R Y - M A P P I N G B U F F E R S | |
498 | */ | |
499 | struct v4l2_requestbuffers | |
500 | { | |
4ac97914 | 501 | __u32 count; |
1da177e4 LT |
502 | enum v4l2_buf_type type; |
503 | enum v4l2_memory memory; | |
4ac97914 | 504 | __u32 reserved[2]; |
1da177e4 LT |
505 | }; |
506 | ||
507 | struct v4l2_buffer | |
508 | { | |
509 | __u32 index; | |
510 | enum v4l2_buf_type type; | |
511 | __u32 bytesused; | |
512 | __u32 flags; | |
513 | enum v4l2_field field; | |
514 | struct timeval timestamp; | |
515 | struct v4l2_timecode timecode; | |
516 | __u32 sequence; | |
517 | ||
518 | /* memory location */ | |
519 | enum v4l2_memory memory; | |
520 | union { | |
521 | __u32 offset; | |
522 | unsigned long userptr; | |
523 | } m; | |
524 | __u32 length; | |
525 | __u32 input; | |
526 | __u32 reserved; | |
527 | }; | |
528 | ||
529 | /* Flags for 'flags' field */ | |
530 | #define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */ | |
531 | #define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */ | |
532 | #define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */ | |
533 | #define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */ | |
534 | #define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */ | |
535 | #define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */ | |
536 | #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ | |
537 | #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ | |
538 | ||
539 | /* | |
540 | * O V E R L A Y P R E V I E W | |
541 | */ | |
542 | struct v4l2_framebuffer | |
543 | { | |
544 | __u32 capability; | |
545 | __u32 flags; | |
546 | /* FIXME: in theory we should pass something like PCI device + memory | |
547 | * region + offset instead of some physical address */ | |
548 | void* base; | |
549 | struct v4l2_pix_format fmt; | |
550 | }; | |
551 | /* Flags for the 'capability' field. Read only */ | |
552 | #define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001 | |
553 | #define V4L2_FBUF_CAP_CHROMAKEY 0x0002 | |
554 | #define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004 | |
555 | #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 | |
556 | /* Flags for the 'flags' field. */ | |
557 | #define V4L2_FBUF_FLAG_PRIMARY 0x0001 | |
558 | #define V4L2_FBUF_FLAG_OVERLAY 0x0002 | |
559 | #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 | |
560 | ||
561 | struct v4l2_clip | |
562 | { | |
563 | struct v4l2_rect c; | |
5b1a43d7 | 564 | struct v4l2_clip __user *next; |
1da177e4 LT |
565 | }; |
566 | ||
567 | struct v4l2_window | |
568 | { | |
569 | struct v4l2_rect w; | |
570 | enum v4l2_field field; | |
571 | __u32 chromakey; | |
572 | struct v4l2_clip __user *clips; | |
573 | __u32 clipcount; | |
574 | void __user *bitmap; | |
575 | }; | |
576 | ||
577 | ||
578 | /* | |
579 | * C A P T U R E P A R A M E T E R S | |
580 | */ | |
581 | struct v4l2_captureparm | |
582 | { | |
583 | __u32 capability; /* Supported modes */ | |
584 | __u32 capturemode; /* Current mode */ | |
585 | struct v4l2_fract timeperframe; /* Time per frame in .1us units */ | |
586 | __u32 extendedmode; /* Driver-specific extensions */ | |
587 | __u32 readbuffers; /* # of buffers for read */ | |
588 | __u32 reserved[4]; | |
589 | }; | |
590 | /* Flags for 'capability' and 'capturemode' fields */ | |
591 | #define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */ | |
592 | #define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */ | |
593 | ||
594 | struct v4l2_outputparm | |
595 | { | |
596 | __u32 capability; /* Supported modes */ | |
597 | __u32 outputmode; /* Current mode */ | |
598 | struct v4l2_fract timeperframe; /* Time per frame in seconds */ | |
599 | __u32 extendedmode; /* Driver-specific extensions */ | |
600 | __u32 writebuffers; /* # of buffers for write */ | |
601 | __u32 reserved[4]; | |
602 | }; | |
603 | ||
604 | /* | |
605 | * I N P U T I M A G E C R O P P I N G | |
606 | */ | |
607 | ||
608 | struct v4l2_cropcap { | |
609 | enum v4l2_buf_type type; | |
4ac97914 MCC |
610 | struct v4l2_rect bounds; |
611 | struct v4l2_rect defrect; | |
612 | struct v4l2_fract pixelaspect; | |
1da177e4 LT |
613 | }; |
614 | ||
615 | struct v4l2_crop { | |
616 | enum v4l2_buf_type type; | |
617 | struct v4l2_rect c; | |
618 | }; | |
619 | ||
620 | /* | |
621 | * A N A L O G V I D E O S T A N D A R D | |
622 | */ | |
623 | ||
624 | typedef __u64 v4l2_std_id; | |
625 | ||
626 | /* one bit for each */ | |
627 | #define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001) | |
628 | #define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002) | |
629 | #define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004) | |
630 | #define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008) | |
631 | #define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010) | |
632 | #define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020) | |
633 | #define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040) | |
634 | #define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080) | |
635 | ||
636 | #define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100) | |
637 | #define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200) | |
638 | #define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400) | |
639 | #define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800) | |
640 | ||
641 | #define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) | |
642 | #define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) | |
f1bcef88 | 643 | #define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000) |
d97a11e0 | 644 | #define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) |
1da177e4 LT |
645 | |
646 | #define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000) | |
647 | #define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000) | |
648 | #define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000) | |
649 | #define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000) | |
650 | #define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000) | |
651 | #define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000) | |
652 | #define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000) | |
800d3c6f | 653 | #define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000) |
1da177e4 LT |
654 | |
655 | /* ATSC/HDTV */ | |
656 | #define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000) | |
657 | #define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000) | |
658 | ||
f3c5987a MCC |
659 | /* some merged standards */ |
660 | #define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC) | |
661 | #define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B) | |
662 | #define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H) | |
663 | #define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK) | |
664 | ||
1da177e4 LT |
665 | /* some common needed stuff */ |
666 | #define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\ | |
667 | V4L2_STD_PAL_B1 |\ | |
668 | V4L2_STD_PAL_G) | |
669 | #define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\ | |
670 | V4L2_STD_PAL_D1 |\ | |
671 | V4L2_STD_PAL_K) | |
672 | #define V4L2_STD_PAL (V4L2_STD_PAL_BG |\ | |
673 | V4L2_STD_PAL_DK |\ | |
674 | V4L2_STD_PAL_H |\ | |
675 | V4L2_STD_PAL_I) | |
676 | #define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\ | |
d97a11e0 HV |
677 | V4L2_STD_NTSC_M_JP |\ |
678 | V4L2_STD_NTSC_M_KR) | |
1da177e4 LT |
679 | #define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\ |
680 | V4L2_STD_SECAM_K |\ | |
681 | V4L2_STD_SECAM_K1) | |
682 | #define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\ | |
683 | V4L2_STD_SECAM_G |\ | |
684 | V4L2_STD_SECAM_H |\ | |
685 | V4L2_STD_SECAM_DK |\ | |
f3c5987a MCC |
686 | V4L2_STD_SECAM_L |\ |
687 | V4L2_STD_SECAM_LC) | |
1da177e4 LT |
688 | |
689 | #define V4L2_STD_525_60 (V4L2_STD_PAL_M |\ | |
690 | V4L2_STD_PAL_60 |\ | |
f1bcef88 TT |
691 | V4L2_STD_NTSC |\ |
692 | V4L2_STD_NTSC_443) | |
1da177e4 LT |
693 | #define V4L2_STD_625_50 (V4L2_STD_PAL |\ |
694 | V4L2_STD_PAL_N |\ | |
695 | V4L2_STD_PAL_Nc |\ | |
696 | V4L2_STD_SECAM) | |
697 | #define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\ | |
4ac97914 | 698 | V4L2_STD_ATSC_16_VSB) |
1da177e4 LT |
699 | |
700 | #define V4L2_STD_UNKNOWN 0 | |
701 | #define V4L2_STD_ALL (V4L2_STD_525_60 |\ | |
702 | V4L2_STD_625_50) | |
703 | ||
704 | struct v4l2_standard | |
705 | { | |
4ac97914 | 706 | __u32 index; |
1da177e4 LT |
707 | v4l2_std_id id; |
708 | __u8 name[24]; | |
709 | struct v4l2_fract frameperiod; /* Frames, not fields */ | |
710 | __u32 framelines; | |
711 | __u32 reserved[4]; | |
712 | }; | |
713 | ||
714 | ||
715 | /* | |
716 | * V I D E O I N P U T S | |
717 | */ | |
718 | struct v4l2_input | |
719 | { | |
720 | __u32 index; /* Which input */ | |
4ac97914 | 721 | __u8 name[32]; /* Label */ |
1da177e4 | 722 | __u32 type; /* Type of input */ |
4ac97914 | 723 | __u32 audioset; /* Associated audios (bitfield) */ |
1da177e4 LT |
724 | __u32 tuner; /* Associated tuner */ |
725 | v4l2_std_id std; | |
726 | __u32 status; | |
727 | __u32 reserved[4]; | |
728 | }; | |
729 | /* Values for the 'type' field */ | |
730 | #define V4L2_INPUT_TYPE_TUNER 1 | |
731 | #define V4L2_INPUT_TYPE_CAMERA 2 | |
732 | ||
733 | /* field 'status' - general */ | |
734 | #define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */ | |
735 | #define V4L2_IN_ST_NO_SIGNAL 0x00000002 | |
736 | #define V4L2_IN_ST_NO_COLOR 0x00000004 | |
737 | ||
738 | /* field 'status' - analog */ | |
739 | #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ | |
740 | #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ | |
741 | ||
742 | /* field 'status' - digital */ | |
743 | #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ | |
744 | #define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */ | |
745 | #define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */ | |
746 | ||
747 | /* field 'status' - VCR and set-top box */ | |
748 | #define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */ | |
749 | #define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */ | |
750 | #define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */ | |
751 | ||
752 | /* | |
753 | * V I D E O O U T P U T S | |
754 | */ | |
755 | struct v4l2_output | |
756 | { | |
757 | __u32 index; /* Which output */ | |
4ac97914 | 758 | __u8 name[32]; /* Label */ |
1da177e4 | 759 | __u32 type; /* Type of output */ |
4ac97914 | 760 | __u32 audioset; /* Associated audios (bitfield) */ |
1da177e4 LT |
761 | __u32 modulator; /* Associated modulator */ |
762 | v4l2_std_id std; | |
763 | __u32 reserved[4]; | |
764 | }; | |
765 | /* Values for the 'type' field */ | |
766 | #define V4L2_OUTPUT_TYPE_MODULATOR 1 | |
767 | #define V4L2_OUTPUT_TYPE_ANALOG 2 | |
768 | #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3 | |
769 | ||
770 | /* | |
771 | * C O N T R O L S | |
772 | */ | |
773 | struct v4l2_control | |
774 | { | |
775 | __u32 id; | |
776 | __s32 value; | |
777 | }; | |
778 | ||
779 | /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ | |
780 | struct v4l2_queryctrl | |
781 | { | |
4ac97914 | 782 | __u32 id; |
1da177e4 LT |
783 | enum v4l2_ctrl_type type; |
784 | __u8 name[32]; /* Whatever */ | |
785 | __s32 minimum; /* Note signedness */ | |
786 | __s32 maximum; | |
4ac97914 | 787 | __s32 step; |
1da177e4 LT |
788 | __s32 default_value; |
789 | __u32 flags; | |
790 | __u32 reserved[2]; | |
791 | }; | |
792 | ||
793 | /* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */ | |
794 | struct v4l2_querymenu | |
795 | { | |
796 | __u32 id; | |
797 | __u32 index; | |
798 | __u8 name[32]; /* Whatever */ | |
799 | __u32 reserved; | |
800 | }; | |
801 | ||
802 | /* Control flags */ | |
803 | #define V4L2_CTRL_FLAG_DISABLED 0x0001 | |
804 | #define V4L2_CTRL_FLAG_GRABBED 0x0002 | |
805 | ||
806 | /* Control IDs defined by V4L2 */ | |
807 | #define V4L2_CID_BASE 0x00980900 | |
808 | /* IDs reserved for driver specific controls */ | |
809 | #define V4L2_CID_PRIVATE_BASE 0x08000000 | |
810 | ||
811 | #define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0) | |
812 | #define V4L2_CID_CONTRAST (V4L2_CID_BASE+1) | |
813 | #define V4L2_CID_SATURATION (V4L2_CID_BASE+2) | |
814 | #define V4L2_CID_HUE (V4L2_CID_BASE+3) | |
815 | #define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5) | |
816 | #define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6) | |
817 | #define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7) | |
818 | #define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8) | |
819 | #define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9) | |
820 | #define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10) | |
821 | #define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) | |
822 | #define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12) | |
823 | #define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13) | |
824 | #define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14) | |
825 | #define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15) | |
826 | #define V4L2_CID_GAMMA (V4L2_CID_BASE+16) | |
827 | #define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* ? Not sure */ | |
828 | #define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17) | |
829 | #define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18) | |
830 | #define V4L2_CID_GAIN (V4L2_CID_BASE+19) | |
831 | #define V4L2_CID_HFLIP (V4L2_CID_BASE+20) | |
832 | #define V4L2_CID_VFLIP (V4L2_CID_BASE+21) | |
833 | #define V4L2_CID_HCENTER (V4L2_CID_BASE+22) | |
834 | #define V4L2_CID_VCENTER (V4L2_CID_BASE+23) | |
835 | #define V4L2_CID_LASTP1 (V4L2_CID_BASE+24) /* last CID + 1 */ | |
836 | ||
837 | /* | |
838 | * T U N I N G | |
839 | */ | |
840 | struct v4l2_tuner | |
841 | { | |
842 | __u32 index; | |
843 | __u8 name[32]; | |
844 | enum v4l2_tuner_type type; | |
845 | __u32 capability; | |
846 | __u32 rangelow; | |
847 | __u32 rangehigh; | |
848 | __u32 rxsubchans; | |
849 | __u32 audmode; | |
850 | __s32 signal; | |
851 | __s32 afc; | |
852 | __u32 reserved[4]; | |
853 | }; | |
854 | ||
855 | struct v4l2_modulator | |
856 | { | |
857 | __u32 index; | |
858 | __u8 name[32]; | |
859 | __u32 capability; | |
860 | __u32 rangelow; | |
861 | __u32 rangehigh; | |
862 | __u32 txsubchans; | |
863 | __u32 reserved[4]; | |
864 | }; | |
865 | ||
866 | /* Flags for the 'capability' field */ | |
867 | #define V4L2_TUNER_CAP_LOW 0x0001 | |
868 | #define V4L2_TUNER_CAP_NORM 0x0002 | |
869 | #define V4L2_TUNER_CAP_STEREO 0x0010 | |
870 | #define V4L2_TUNER_CAP_LANG2 0x0020 | |
871 | #define V4L2_TUNER_CAP_SAP 0x0020 | |
872 | #define V4L2_TUNER_CAP_LANG1 0x0040 | |
873 | ||
874 | /* Flags for the 'rxsubchans' field */ | |
875 | #define V4L2_TUNER_SUB_MONO 0x0001 | |
876 | #define V4L2_TUNER_SUB_STEREO 0x0002 | |
877 | #define V4L2_TUNER_SUB_LANG2 0x0004 | |
878 | #define V4L2_TUNER_SUB_SAP 0x0004 | |
879 | #define V4L2_TUNER_SUB_LANG1 0x0008 | |
880 | ||
881 | /* Values for the 'audmode' field */ | |
882 | #define V4L2_TUNER_MODE_MONO 0x0000 | |
883 | #define V4L2_TUNER_MODE_STEREO 0x0001 | |
884 | #define V4L2_TUNER_MODE_LANG2 0x0002 | |
885 | #define V4L2_TUNER_MODE_SAP 0x0002 | |
886 | #define V4L2_TUNER_MODE_LANG1 0x0003 | |
301e22d6 | 887 | #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 |
1da177e4 LT |
888 | |
889 | struct v4l2_frequency | |
890 | { | |
4ac97914 | 891 | __u32 tuner; |
1da177e4 | 892 | enum v4l2_tuner_type type; |
4ac97914 MCC |
893 | __u32 frequency; |
894 | __u32 reserved[8]; | |
1da177e4 LT |
895 | }; |
896 | ||
897 | /* | |
898 | * A U D I O | |
899 | */ | |
900 | struct v4l2_audio | |
901 | { | |
902 | __u32 index; | |
903 | __u8 name[32]; | |
904 | __u32 capability; | |
905 | __u32 mode; | |
906 | __u32 reserved[2]; | |
907 | }; | |
908 | /* Flags for the 'capability' field */ | |
909 | #define V4L2_AUDCAP_STEREO 0x00001 | |
910 | #define V4L2_AUDCAP_AVL 0x00002 | |
911 | ||
912 | /* Flags for the 'mode' field */ | |
913 | #define V4L2_AUDMODE_AVL 0x00001 | |
914 | ||
915 | struct v4l2_audioout | |
916 | { | |
917 | __u32 index; | |
918 | __u8 name[32]; | |
919 | __u32 capability; | |
920 | __u32 mode; | |
921 | __u32 reserved[2]; | |
922 | }; | |
923 | ||
924 | /* | |
925 | * D A T A S E R V I C E S ( V B I ) | |
926 | * | |
927 | * Data services API by Michael Schimek | |
928 | */ | |
929 | ||
9db45506 MCC |
930 | /* Raw VBI */ |
931 | ||
1da177e4 LT |
932 | struct v4l2_vbi_format |
933 | { | |
934 | __u32 sampling_rate; /* in 1 Hz */ | |
935 | __u32 offset; | |
936 | __u32 samples_per_line; | |
937 | __u32 sample_format; /* V4L2_PIX_FMT_* */ | |
938 | __s32 start[2]; | |
939 | __u32 count[2]; | |
940 | __u32 flags; /* V4L2_VBI_* */ | |
941 | __u32 reserved[2]; /* must be zero */ | |
942 | }; | |
943 | ||
944 | /* VBI flags */ | |
945 | #define V4L2_VBI_UNSYNC (1<< 0) | |
946 | #define V4L2_VBI_INTERLACED (1<< 1) | |
947 | ||
9db45506 MCC |
948 | #if 1 |
949 | /* Sliced VBI | |
950 | * | |
951 | * This implements is a proposal V4L2 API to allow SLICED VBI | |
952 | * required for some hardware encoders. It should change without | |
953 | * notice in the definitive implementation. | |
954 | */ | |
955 | ||
956 | struct v4l2_sliced_vbi_format | |
957 | { | |
4ac97914 MCC |
958 | __u16 service_set; |
959 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field | |
960 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field | |
f2421ca3 MCC |
961 | (equals frame lines 313-336 for 625 line video |
962 | standards, 263-286 for 525 line standards) */ | |
4ac97914 MCC |
963 | __u16 service_lines[2][24]; |
964 | __u32 io_size; | |
965 | __u32 reserved[2]; /* must be zero */ | |
9db45506 MCC |
966 | }; |
967 | ||
4d0dddb1 MCC |
968 | /* Teletext World System Teletext |
969 | (WST), defined on ITU-R BT.653-2 */ | |
9bc7400a | 970 | #define V4L2_SLICED_TELETEXT_B (0x0001) |
6ac48b45 | 971 | /* Video Program System, defined on ETS 300 231*/ |
9bc7400a | 972 | #define V4L2_SLICED_VPS (0x0400) |
6ac48b45 | 973 | /* Closed Caption, defined on EIA-608 */ |
9bc7400a | 974 | #define V4L2_SLICED_CAPTION_525 (0x1000) |
6ac48b45 | 975 | /* Wide Screen System, defined on ITU-R BT1119.1 */ |
9bc7400a HV |
976 | #define V4L2_SLICED_WSS_625 (0x4000) |
977 | ||
978 | #define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525) | |
979 | #define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) | |
980 | ||
9db45506 MCC |
981 | |
982 | struct v4l2_sliced_vbi_cap | |
983 | { | |
4ac97914 MCC |
984 | __u16 service_set; |
985 | /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field | |
986 | service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field | |
f2421ca3 MCC |
987 | (equals frame lines 313-336 for 625 line video |
988 | standards, 263-286 for 525 line standards) */ | |
4ac97914 MCC |
989 | __u16 service_lines[2][24]; |
990 | __u32 reserved[4]; /* must be 0 */ | |
9db45506 MCC |
991 | }; |
992 | ||
993 | struct v4l2_sliced_vbi_data | |
994 | { | |
4ac97914 MCC |
995 | __u32 id; |
996 | __u32 field; /* 0: first field, 1: second field */ | |
997 | __u32 line; /* 1-23 */ | |
998 | __u32 reserved; /* must be 0 */ | |
999 | __u8 data[48]; | |
9db45506 MCC |
1000 | }; |
1001 | #endif | |
1da177e4 LT |
1002 | |
1003 | /* | |
1004 | * A G G R E G A T E S T R U C T U R E S | |
1005 | */ | |
1006 | ||
1007 | /* Stream data format | |
1008 | */ | |
1009 | struct v4l2_format | |
1010 | { | |
1011 | enum v4l2_buf_type type; | |
1012 | union | |
1013 | { | |
4ac97914 MCC |
1014 | struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE |
1015 | struct v4l2_window win; // V4L2_BUF_TYPE_VIDEO_OVERLAY | |
1016 | struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE | |
9db45506 MCC |
1017 | #if 1 |
1018 | struct v4l2_sliced_vbi_format sliced; // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE | |
1019 | #endif | |
1020 | __u8 raw_data[200]; // user-defined | |
1da177e4 LT |
1021 | } fmt; |
1022 | }; | |
1023 | ||
1024 | ||
1025 | /* Stream type-dependent parameters | |
1026 | */ | |
1027 | struct v4l2_streamparm | |
1028 | { | |
1029 | enum v4l2_buf_type type; | |
1030 | union | |
1031 | { | |
1032 | struct v4l2_captureparm capture; | |
1033 | struct v4l2_outputparm output; | |
1034 | __u8 raw_data[200]; /* user-defined */ | |
1035 | } parm; | |
1036 | }; | |
1037 | ||
1038 | ||
1039 | ||
1040 | /* | |
1041 | * 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 | |
1042 | * | |
1043 | */ | |
1044 | #define VIDIOC_QUERYCAP _IOR ('V', 0, struct v4l2_capability) | |
1045 | #define VIDIOC_RESERVED _IO ('V', 1) | |
1046 | #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) | |
1047 | #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) | |
1048 | #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) | |
1da177e4 LT |
1049 | #define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) |
1050 | #define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) | |
1da177e4 LT |
1051 | #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) |
1052 | #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) | |
1053 | #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) | |
1054 | #define VIDIOC_S_FBUF _IOW ('V', 11, struct v4l2_framebuffer) | |
1055 | #define VIDIOC_OVERLAY _IOW ('V', 14, int) | |
1056 | #define VIDIOC_QBUF _IOWR ('V', 15, struct v4l2_buffer) | |
1057 | #define VIDIOC_DQBUF _IOWR ('V', 17, struct v4l2_buffer) | |
1058 | #define VIDIOC_STREAMON _IOW ('V', 18, int) | |
1059 | #define VIDIOC_STREAMOFF _IOW ('V', 19, int) | |
1060 | #define VIDIOC_G_PARM _IOWR ('V', 21, struct v4l2_streamparm) | |
1061 | #define VIDIOC_S_PARM _IOWR ('V', 22, struct v4l2_streamparm) | |
1062 | #define VIDIOC_G_STD _IOR ('V', 23, v4l2_std_id) | |
1063 | #define VIDIOC_S_STD _IOW ('V', 24, v4l2_std_id) | |
1064 | #define VIDIOC_ENUMSTD _IOWR ('V', 25, struct v4l2_standard) | |
1065 | #define VIDIOC_ENUMINPUT _IOWR ('V', 26, struct v4l2_input) | |
1066 | #define VIDIOC_G_CTRL _IOWR ('V', 27, struct v4l2_control) | |
1067 | #define VIDIOC_S_CTRL _IOWR ('V', 28, struct v4l2_control) | |
1068 | #define VIDIOC_G_TUNER _IOWR ('V', 29, struct v4l2_tuner) | |
1069 | #define VIDIOC_S_TUNER _IOW ('V', 30, struct v4l2_tuner) | |
1070 | #define VIDIOC_G_AUDIO _IOR ('V', 33, struct v4l2_audio) | |
1071 | #define VIDIOC_S_AUDIO _IOW ('V', 34, struct v4l2_audio) | |
1072 | #define VIDIOC_QUERYCTRL _IOWR ('V', 36, struct v4l2_queryctrl) | |
1073 | #define VIDIOC_QUERYMENU _IOWR ('V', 37, struct v4l2_querymenu) | |
1074 | #define VIDIOC_G_INPUT _IOR ('V', 38, int) | |
1075 | #define VIDIOC_S_INPUT _IOWR ('V', 39, int) | |
1076 | #define VIDIOC_G_OUTPUT _IOR ('V', 46, int) | |
1077 | #define VIDIOC_S_OUTPUT _IOWR ('V', 47, int) | |
1078 | #define VIDIOC_ENUMOUTPUT _IOWR ('V', 48, struct v4l2_output) | |
1079 | #define VIDIOC_G_AUDOUT _IOR ('V', 49, struct v4l2_audioout) | |
1080 | #define VIDIOC_S_AUDOUT _IOW ('V', 50, struct v4l2_audioout) | |
1081 | #define VIDIOC_G_MODULATOR _IOWR ('V', 54, struct v4l2_modulator) | |
1082 | #define VIDIOC_S_MODULATOR _IOW ('V', 55, struct v4l2_modulator) | |
1083 | #define VIDIOC_G_FREQUENCY _IOWR ('V', 56, struct v4l2_frequency) | |
1084 | #define VIDIOC_S_FREQUENCY _IOW ('V', 57, struct v4l2_frequency) | |
1085 | #define VIDIOC_CROPCAP _IOWR ('V', 58, struct v4l2_cropcap) | |
1086 | #define VIDIOC_G_CROP _IOWR ('V', 59, struct v4l2_crop) | |
1087 | #define VIDIOC_S_CROP _IOW ('V', 60, struct v4l2_crop) | |
1088 | #define VIDIOC_G_JPEGCOMP _IOR ('V', 61, struct v4l2_jpegcompression) | |
1089 | #define VIDIOC_S_JPEGCOMP _IOW ('V', 62, struct v4l2_jpegcompression) | |
1090 | #define VIDIOC_QUERYSTD _IOR ('V', 63, v4l2_std_id) | |
1091 | #define VIDIOC_TRY_FMT _IOWR ('V', 64, struct v4l2_format) | |
1092 | #define VIDIOC_ENUMAUDIO _IOWR ('V', 65, struct v4l2_audio) | |
1093 | #define VIDIOC_ENUMAUDOUT _IOWR ('V', 66, struct v4l2_audioout) | |
1094 | #define VIDIOC_G_PRIORITY _IOR ('V', 67, enum v4l2_priority) | |
1095 | #define VIDIOC_S_PRIORITY _IOW ('V', 68, enum v4l2_priority) | |
9db45506 MCC |
1096 | #if 1 |
1097 | #define VIDIOC_G_SLICED_VBI_CAP _IOR ('V', 69, struct v4l2_sliced_vbi_cap) | |
1098 | #endif | |
299392bf | 1099 | #define VIDIOC_LOG_STATUS _IO ('V', 70) |
1da177e4 LT |
1100 | |
1101 | /* for compatibility, will go away some day */ | |
1102 | #define VIDIOC_OVERLAY_OLD _IOWR ('V', 14, int) | |
1103 | #define VIDIOC_S_PARM_OLD _IOW ('V', 22, struct v4l2_streamparm) | |
1104 | #define VIDIOC_S_CTRL_OLD _IOW ('V', 28, struct v4l2_control) | |
1105 | #define VIDIOC_G_AUDIO_OLD _IOWR ('V', 33, struct v4l2_audio) | |
1106 | #define VIDIOC_G_AUDOUT_OLD _IOWR ('V', 49, struct v4l2_audioout) | |
1107 | #define VIDIOC_CROPCAP_OLD _IOR ('V', 58, struct v4l2_cropcap) | |
1108 | ||
1109 | #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ | |
1110 | ||
1111 | ||
1112 | #ifdef __KERNEL__ | |
1113 | /* | |
1114 | * | |
1115 | * V 4 L 2 D R I V E R H E L P E R A P I | |
1116 | * | |
1117 | * Some commonly needed functions for drivers (v4l2-common.o module) | |
1118 | */ | |
1119 | #include <linux/fs.h> | |
1120 | ||
1121 | /* Video standard functions */ | |
1122 | extern unsigned int v4l2_video_std_fps(struct v4l2_standard *vs); | |
1123 | extern int v4l2_video_std_construct(struct v4l2_standard *vs, | |
1124 | int id, char *name); | |
1125 | ||
1126 | /* prority handling */ | |
1127 | struct v4l2_prio_state { | |
1128 | atomic_t prios[4]; | |
1129 | }; | |
1130 | int v4l2_prio_init(struct v4l2_prio_state *global); | |
1131 | int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local, | |
1132 | enum v4l2_priority new); | |
1133 | int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local); | |
1134 | int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local); | |
1135 | enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global); | |
1136 | int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local); | |
1137 | ||
1138 | /* names for fancy debug output */ | |
1139 | extern char *v4l2_field_names[]; | |
1140 | extern char *v4l2_type_names[]; | |
1da177e4 LT |
1141 | |
1142 | /* Compatibility layer interface -- v4l1-compat module */ | |
1143 | typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file, | |
1144 | unsigned int cmd, void *arg); | |
cd41e28e MCC |
1145 | |
1146 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | |
1da177e4 LT |
1147 | int v4l_compat_translate_ioctl(struct inode *inode, struct file *file, |
1148 | int cmd, void *arg, v4l2_kioctl driver_ioctl); | |
cd41e28e MCC |
1149 | #else |
1150 | #define v4l_compat_translate_ioctl(inode,file,cmd,arg,ioctl) -EINVAL | |
1151 | #endif | |
f3c5987a | 1152 | |
0d0fbf81 AB |
1153 | /* 32 Bits compatibility layer for 64 bits processors */ |
1154 | extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd, | |
1155 | unsigned long arg); | |
1da177e4 | 1156 | |
f3c5987a | 1157 | |
1da177e4 LT |
1158 | #endif /* __KERNEL__ */ |
1159 | #endif /* __LINUX_VIDEODEV2_H */ | |
1160 | ||
1161 | /* | |
1162 | * Local variables: | |
1163 | * c-basic-offset: 8 | |
1164 | * End: | |
1165 | */ |