1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
|
/*
* Video for Linux Two header file
*
* Copyright (C) 1999-2007 the contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Alternatively you can redistribute this file under the terms of the
* BSD license as stated below:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. The names of its contributors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Header file for v4l or V4L2 drivers and applications
* with public API.
* All kernel-specific stuff were moved to media/v4l2-dev.h, so
* no #if __KERNEL tests are allowed here
*
* See http://linuxtv.org for more info
*
* Author: Bill Dirks <bill@thedirks.org>
* Justin Schoeman
* Hans Verkuil <hverkuil@xs4all.nl>
* et al.
*/
#ifndef __LINUX_VIDEODEV2_H
#define __LINUX_VIDEODEV2_H
#ifdef __KERNEL__
#include <linux/time.h> /* need struct timeval */
#else
#include <sys/time.h>
#endif
#include <linux/compiler.h>
#include <linux/ioctl.h>
#include <linux/types.h>
/*
* Common stuff for both V4L1 and V4L2
* Moved from videodev.h
*/
#define VIDEO_MAX_FRAME 32
#ifndef __KERNEL__
/* These defines are V4L1 specific and should not be used with the V4L2 API!
They will be removed from this header in the future. */
#define VID_TYPE_CAPTURE 1 /* Can capture */
#define VID_TYPE_TUNER 2 /* Can tune */
#define VID_TYPE_TELETEXT 4 /* Does teletext */
#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
#define VID_TYPE_CLIPPING 32 /* Can clip */
#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
#define VID_TYPE_SCALES 128 /* Scalable */
#define VID_TYPE_MONOCHROME 256 /* Monochrome only */
#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
#endif
/*
* M I S C E L L A N E O U S
*/
/* Four-character-code (FOURCC) */
#define v4l2_fourcc(a, b, c, d)\
((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
/*
* E N U M S
*/
enum v4l2_field {
V4L2_FIELD_ANY = 0, /* driver can choose from none,
top, bottom, interlaced
depending on whatever it thinks
is approximate ... */
V4L2_FIELD_NONE = 1, /* this device has no fields ... */
V4L2_FIELD_TOP = 2, /* top field only */
V4L2_FIELD_BOTTOM = 3, /* bottom field only */
V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
buffer, top-bottom order */
V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
separate buffers */
V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
first and the top field is
transmitted first */
V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
first and the bottom field is
transmitted first */
};
#define V4L2_FIELD_HAS_TOP(field) \
((field) == V4L2_FIELD_TOP ||\
(field) == V4L2_FIELD_INTERLACED ||\
(field) == V4L2_FIELD_INTERLACED_TB ||\
(field) == V4L2_FIELD_INTERLACED_BT ||\
(field) == V4L2_FIELD_SEQ_TB ||\
(field) == V4L2_FIELD_SEQ_BT)
#define V4L2_FIELD_HAS_BOTTOM(field) \
((field) == V4L2_FIELD_BOTTOM ||\
(field) == V4L2_FIELD_INTERLACED ||\
(field) == V4L2_FIELD_INTERLACED_TB ||\
(field) == V4L2_FIELD_INTERLACED_BT ||\
(field) == V4L2_FIELD_SEQ_TB ||\
(field) == V4L2_FIELD_SEQ_BT)
#define V4L2_FIELD_HAS_BOTH(field) \
((field) == V4L2_FIELD_INTERLACED ||\
(field) == V4L2_FIELD_INTERLACED_TB ||\
(field) == V4L2_FIELD_INTERLACED_BT ||\
(field) == V4L2_FIELD_SEQ_TB ||\
(field) == V4L2_FIELD_SEQ_BT)
enum v4l2_buf_type {
V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
V4L2_BUF_TYPE_VBI_CAPTURE = 4,
V4L2_BUF_TYPE_VBI_OUTPUT = 5,
V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
#if 1
/* Experimental */
V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
#endif
V4L2_BUF_TYPE_PRIVATE = 0x80,
};
enum v4l2_ctrl_type {
V4L2_CTRL_TYPE_INTEGER = 1,
V4L2_CTRL_TYPE_BOOLEAN = 2,
V4L2_CTRL_TYPE_MENU = 3,
V4L2_CTRL_TYPE_BUTTON = 4,
V4L2_CTRL_TYPE_INTEGER64 = 5,
V4L2_CTRL_TYPE_CTRL_CLASS = 6,
};
enum v4l2_tuner_type {
V4L2_TUNER_RADIO = 1,
V4L2_TUNER_ANALOG_TV = 2,
V4L2_TUNER_DIGITAL_TV = 3,
};
enum v4l2_memory {
V4L2_MEMORY_MMAP = 1,
V4L2_MEMORY_USERPTR = 2,
V4L2_MEMORY_OVERLAY = 3,
};
/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
enum v4l2_colorspace {
/* ITU-R 601 -- broadcast NTSC/PAL */
V4L2_COLORSPACE_SMPTE170M = 1,
/* 1125-Line (US) HDTV */
V4L2_COLORSPACE_SMPTE240M = 2,
/* HD and modern captures. */
V4L2_COLORSPACE_REC709 = 3,
/* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
V4L2_COLORSPACE_BT878 = 4,
/* These should be useful. Assume 601 extents. */
V4L2_COLORSPACE_470_SYSTEM_M = 5,
V4L2_COLORSPACE_470_SYSTEM_BG = 6,
/* I know there will be cameras that send this. So, this is
* unspecified chromaticities and full 0-255 on each of the
* Y'CbCr components
*/
V4L2_COLORSPACE_JPEG = 7,
/* For RGB colourspaces, this is probably a good start. */
V4L2_COLORSPACE_SRGB = 8,
};
enum v4l2_priority {
V4L2_PRIORITY_UNSET = 0, /* not initialized */
V4L2_PRIORITY_BACKGROUND = 1,
V4L2_PRIORITY_INTERACTIVE = 2,
V4L2_PRIORITY_RECORD = 3,
V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
};
struct v4l2_rect {
__s32 left;
__s32 top;
__s32 width;
__s32 height;
};
struct v4l2_fract {
__u32 numerator;
__u32 denominator;
};
/*
* D R I V E R C A P A B I L I T I E S
*/
struct v4l2_capability {
__u8 driver[16]; /* i.e. "bttv" */
__u8 card[32]; /* i.e. "Hauppauge WinTV" */
__u8 bus_info[32]; /* "PCI:" + pci_name(pci_dev) */
__u32 version; /* should use KERNEL_VERSION() */
__u32 capabilities; /* Device capabilities */
__u32 reserved[4];
};
/* Values for 'capabilities' field */
#define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */
#define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */
#define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */
#define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */
#define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */
#define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */
#define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */
#define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */
#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */
#define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */
#define V4L2_CAP_TUNER 0x00010000 /* has a tuner */
#define V4L2_CAP_AUDIO 0x00020000 /* has audio support */
#define V4L2_CAP_RADIO 0x00040000 /* is a radio device */
#define V4L2_CAP_READWRITE 0x01000000 /* read/write systemcalls */
#define V4L2_CAP_ASYNCIO 0x02000000 /* async I/O */
#define V4L2_CAP_STREAMING 0x04000000 /* streaming I/O ioctls */
/*
* V I D E O I M A G E F O R M A T
*/
struct v4l2_pix_format {
__u32 width;
__u32 height;
__u32 pixelformat;
enum v4l2_field field;
__u32 bytesperline; /* for padding, zero if unused */
__u32 sizeimage;
enum v4l2_colorspace colorspace;
__u32 priv; /* private data, depends on pixelformat */
};
/* Pixel format FOURCC depth Description */
#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
/* two planes -- one Y, one Cr + Cb interleaved */
#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
/* The following formats are not defined in the V4L2 specification */
#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
/* see http://www.siliconimaging.com/RGB%20Bayer.htm */
#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
/*
* 10bit raw bayer, expanded to 16 bits
* xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
*/
#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0')
/* 10bit raw bayer DPCM compressed to 8 bits */
#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
/* compressed formats */
#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 */
/* Vendor-specific formats */
#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
/*
* F O R M A T E N U M E R A T I O N
*/
struct v4l2_fmtdesc {
__u32 index; /* Format number */
enum v4l2_buf_type type; /* buffer type */
__u32 flags;
__u8 description[32]; /* Description string */
__u32 pixelformat; /* Format fourcc */
__u32 reserved[4];
};
#define V4L2_FMT_FLAG_COMPRESSED 0x0001
#if 1
/* Experimental Frame Size and frame rate enumeration */
/*
* F R A M E S I Z E E N U M E R A T I O N
*/
enum v4l2_frmsizetypes {
V4L2_FRMSIZE_TYPE_DISCRETE = 1,
V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
V4L2_FRMSIZE_TYPE_STEPWISE = 3,
};
struct v4l2_frmsize_discrete {
__u32 width; /* Frame width [pixel] */
__u32 height; /* Frame height [pixel] */
};
struct v4l2_frmsize_stepwise {
__u32 min_width; /* Minimum frame width [pixel] */
__u32 max_width; /* Maximum frame width [pixel] */
__u32 step_width; /* Frame width step size [pixel] */
__u32 min_height; /* Minimum frame height [pixel] */
__u32 max_height; /* Maximum frame height [pixel] */
__u32 step_height; /* Frame height step size [pixel] */
};
struct v4l2_frmsizeenum {
__u32 index; /* Frame size number */
__u32 pixel_format; /* Pixel format */
__u32 type; /* Frame size type the device supports. */
union { /* Frame size */
struct v4l2_frmsize_discrete discrete;
struct v4l2_frmsize_stepwise stepwise;
};
__u32 reserved[2]; /* Reserved space for future use */
};
/*
* F R A M E R A T E E N U M E R A T I O N
*/
enum v4l2_frmivaltypes {
V4L2_FRMIVAL_TYPE_DISCRETE = 1,
V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
V4L2_FRMIVAL_TYPE_STEPWISE = 3,
};
struct v4l2_frmival_stepwise {
struct v4l2_fract min; /* Minimum frame interval [s] */
struct v4l2_fract max; /* Maximum frame interval [s] */
struct v4l2_fract step; /* Frame interval step size [s] */
};
struct v4l2_frmivalenum {
__u32 index; /* Frame format index */
__u32 pixel_format; /* Pixel format */
__u32 width; /* Frame width */
__u32 height; /* Frame height */
__u32 type; /* Frame interval type the device supports. */
union { /* Frame interval */
struct v4l2_fract discrete;
struct v4l2_frmival_stepwise stepwise;
};
__u32 reserved[2]; /* Reserved space for future use */
};
#endif
/*
* T I M E C O D E
*/
struct v4l2_timecode {
__u32 type;
__u32 flags;
__u8 frames;
__u8 seconds;
__u8 minutes;
__u8 hours;
__u8 userbits[4];
};
/* Type */
#define V4L2_TC_TYPE_24FPS 1
#define V4L2_TC_TYPE_25FPS 2
#define V4L2_TC_TYPE_30FPS 3
#define V4L2_TC_TYPE_50FPS 4
#define V4L2_TC_TYPE_60FPS 5
/* Flags */
#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
#define V4L2_TC_FLAG_COLORFRAME 0x0002
#define V4L2_TC_USERBITS_field 0x000C
#define V4L2_TC_USERBITS_USERDEFINED 0x0000
#define V4L2_TC_USERBITS_8BITCHARS 0x0008
/* The above is based on SMPTE timecodes */
struct v4l2_jpegcompression {
int quality;
int APPn; /* Number of APP segment to be written,
* must be 0..15 */
int APP_len; /* Length of data in JPEG APPn segment */
char APP_data[60]; /* Data in the JPEG APPn segment. */
int COM_len; /* Length of data in JPEG COM segment */
char COM_data[60]; /* Data in JPEG COM segment */
__u32 jpeg_markers; /* Which markers should go into the JPEG
* output. Unless you exactly know what
* you do, leave them untouched.
* Inluding less markers will make the
* resulting code smaller, but there will
* be fewer aplications which can read it.
* The presence of the APP and COM marker
* is influenced by APP_len and COM_len
* ONLY, not by this property! */
#define V4L2_JPEG_MARKER_DHT (1<<3) /* Define Huffman Tables */
#define V4L2_JPEG_MARKER_DQT (1<<4) /* Define Quantization Tables */
#define V4L2_JPEG_MARKER_DRI (1<<5) /* Define Restart Interval */
#define V4L2_JPEG_MARKER_COM (1<<6) /* Comment segment */
#define V4L2_JPEG_MARKER_APP (1<<7) /* App segment, driver will
* allways use APP0 */
};
/*
* M E M O R Y - M A P P I N G B U F F E R S
*/
struct v4l2_requestbuffers {
__u32 count;
enum v4l2_buf_type type;
enum v4l2_memory memory;
__u32 reserved[2];
};
struct v4l2_buffer {
__u32 index;
enum v4l2_buf_type type;
__u32 bytesused;
__u32 flags;
enum v4l2_field field;
struct timeval timestamp;
struct v4l2_timecode timecode;
__u32 sequence;
/* memory location */
enum v4l2_memory memory;
union {
__u32 offset;
unsigned long userptr;
} m;
__u32 length;
__u32 input;
__u32 reserved;
};
/* Flags for 'flags' field */
#define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
#define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
#define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
#define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
#define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
#define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
#define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
#define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */
/*
* O V E R L A Y P R E V I E W
*/
struct v4l2_framebuffer {
__u32 capability;
__u32 flags;
/* FIXME: in theory we should pass something like PCI device + memory
* region + offset instead of some physical address */
void *base;
struct v4l2_pix_format fmt;
};
/* Flags for the 'capability' field. Read only */
#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
/* Flags for the 'flags' field. */
#define V4L2_FBUF_FLAG_PRIMARY 0x0001
#define V4L2_FBUF_FLAG_OVERLAY 0x0002
#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
struct v4l2_clip {
struct v4l2_rect c;
struct v4l2_clip __user *next;
};
struct v4l2_window {
struct v4l2_rect w;
enum v4l2_field field;
__u32 chromakey;
struct v4l2_clip __user *clips;
__u32 clipcount;
void __user *bitmap;
__u8 global_alpha;
};
/*
* C A P T U R E P A R A M E T E R S
*/
struct v4l2_captureparm {
__u32 capability; /* Supported modes */
__u32 capturemode; /* Current mode */
struct v4l2_fract timeperframe; /* Time per frame in .1us units */
__u32 extendedmode; /* Driver-specific extensions */
__u32 readbuffers; /* # of buffers for read */
__u32 reserved[4];
};
/* Flags for 'capability' and 'capturemode' fields */
#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
struct v4l2_outputparm {
__u32 capability; /* Supported modes */
__u32 outputmode; /* Current mode */
struct v4l2_fract timeperframe; /* Time per frame in seconds */
__u32 extendedmode; /* Driver-specific extensions */
__u32 writebuffers; /* # of buffers for write */
__u32 reserved[4];
};
/*
* I N P U T I M A G E C R O P P I N G
*/
struct v4l2_cropcap {
enum v4l2_buf_type type;
struct v4l2_rect bounds;
struct v4l2_rect defrect;
struct v4l2_fract pixelaspect;
};
struct v4l2_crop {
enum v4l2_buf_type type;
struct v4l2_rect c;
};
/*
* A N A L O G V I D E O S T A N D A R D
*/
typedef __u64 v4l2_std_id;
/* one bit for each */
#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000)
#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000)
#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000)
#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
/* ATSC/HDTV */
#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
/* FIXME:
Although std_id is 64 bits, there is an issue on PPC32 architecture that
makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
this value to 32 bits.
As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
it should work fine. However, if needed to add more than two standards,
v4l2-common.c should be fixed.
*/
/* some merged standards */
#define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
#define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
#define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
#define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
/* some common needed stuff */
#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
V4L2_STD_PAL_B1 |\
V4L2_STD_PAL_G)
#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
V4L2_STD_PAL_D1 |\
V4L2_STD_PAL_K)
#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
V4L2_STD_PAL_DK |\
V4L2_STD_PAL_H |\
V4L2_STD_PAL_I)
#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
V4L2_STD_NTSC_M_JP |\
V4L2_STD_NTSC_M_KR)
#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
V4L2_STD_SECAM_K |\
V4L2_STD_SECAM_K1)
#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
V4L2_STD_SECAM_G |\
V4L2_STD_SECAM_H |\
V4L2_STD_SECAM_DK |\
V4L2_STD_SECAM_L |\
V4L2_STD_SECAM_LC)
#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
V4L2_STD_PAL_60 |\
V4L2_STD_NTSC |\
V4L2_STD_NTSC_443)
#define V4L2_STD_625_50 (V4L2_STD_PAL |\
V4L2_STD_PAL_N |\
V4L2_STD_PAL_Nc |\
V4L2_STD_SECAM)
#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
V4L2_STD_ATSC_16_VSB)
#define V4L2_STD_UNKNOWN 0
#define V4L2_STD_ALL (V4L2_STD_525_60 |\
V4L2_STD_625_50)
struct v4l2_standard {
__u32 index;
v4l2_std_id id;
__u8 name[24];
struct v4l2_fract frameperiod; /* Frames, not fields */
__u32 framelines;
__u32 reserved[4];
};
/*
* V I D E O I N P U T S
*/
struct v4l2_input {
__u32 index; /* Which input */
__u8 name[32]; /* Label */
__u32 type; /* Type of input */
__u32 audioset; /* Associated audios (bitfield) */
__u32 tuner; /* Associated tuner */
v4l2_std_id std;
__u32 status;
__u32 reserved[4];
};
/* Values for the 'type' field */
#define V4L2_INPUT_TYPE_TUNER 1
#define V4L2_INPUT_TYPE_CAMERA 2
/* field 'status' - general */
#define V4L2_IN_ST_NO_POWER 0x00000001 /* Attached device is off */
#define V4L2_IN_ST_NO_SIGNAL 0x00000002
#define V4L2_IN_ST_NO_COLOR 0x00000004
/* field 'status' - analog */
#define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */
#define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */
/* field 'status' - digital */
#define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */
#define V4L2_IN_ST_NO_EQU 0x00020000 /* No equalizer lock */
#define V4L2_IN_ST_NO_CARRIER 0x00040000 /* Carrier recovery failed */
/* field 'status' - VCR and set-top box */
#define V4L2_IN_ST_MACROVISION 0x01000000 /* Macrovision detected */
#define V4L2_IN_ST_NO_ACCESS 0x02000000 /* Conditional access denied */
#define V4L2_IN_ST_VTR 0x04000000 /* VTR time constant */
/*
* V I D E O O U T P U T S
*/
struct v4l2_output {
__u32 index; /* Which output */
__u8 name[32]; /* Label */
__u32 type; /* Type of output */
__u32 audioset; /* Associated audios (bitfield) */
__u32 modulator; /* Associated modulator */
v4l2_std_id std;
__u32 reserved[4];
};
/* Values for the 'type' field */
#define V4L2_OUTPUT_TYPE_MODULATOR 1
#define V4L2_OUTPUT_TYPE_ANALOG 2
#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY 3
/*
* C O N T R O L S
*/
struct v4l2_control {
__u32 id;
__s32 value;
};
struct v4l2_ext_control {
__u32 id;
__u32 reserved2[2];
union {
__s32 value;
__s64 value64;
void *reserved;
};
} __attribute__ ((packed));
struct v4l2_ext_controls {
__u32 ctrl_class;
__u32 count;
__u32 error_idx;
__u32 reserved[2];
struct v4l2_ext_control *controls;
};
/* Values for ctrl_class field */
#define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
#define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
#define V4L2_CTRL_CLASS_CAMERA 0x009a0000 /* Camera class controls */
#define V4L2_CTRL_ID_MASK (0x0fffffff)
#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
struct v4l2_queryctrl {
__u32 id;
enum v4l2_ctrl_type type;
__u8 name[32]; /* Whatever */
__s32 minimum; /* Note signedness */
__s32 maximum;
__s32 step;
__s32 default_value;
__u32 flags;
__u32 reserved[2];
};
/* Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
struct v4l2_querymenu {
__u32 id;
__u32 index;
__u8 name[32]; /* Whatever */
__u32 reserved;
};
/* Control flags */
#define V4L2_CTRL_FLAG_DISABLED 0x0001
#define V4L2_CTRL_FLAG_GRABBED 0x0002
#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
#define V4L2_CTRL_FLAG_UPDATE 0x0008
#define V4L2_CTRL_FLAG_INACTIVE 0x0010
#define V4L2_CTRL_FLAG_SLIDER 0x0020
/* Query flag, to be ORed with the control ID */
#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
/* User-class control IDs defined by V4L2 */
#define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
#define V4L2_CID_USER_BASE V4L2_CID_BASE
/* IDs reserved for driver specific controls */
#define V4L2_CID_PRIVATE_BASE 0x08000000
#define V4L2_CID_USER_CLASS (V4L2_CTRL_CLASS_USER | 1)
#define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE+0)
#define V4L2_CID_CONTRAST (V4L2_CID_BASE+1)
#define V4L2_CID_SATURATION (V4L2_CID_BASE+2)
#define V4L2_CID_HUE (V4L2_CID_BASE+3)
#define V4L2_CID_AUDIO_VOLUME (V4L2_CID_BASE+5)
#define V4L2_CID_AUDIO_BALANCE (V4L2_CID_BASE+6)
#define V4L2_CID_AUDIO_BASS (V4L2_CID_BASE+7)
#define V4L2_CID_AUDIO_TREBLE (V4L2_CID_BASE+8)
#define V4L2_CID_AUDIO_MUTE (V4L2_CID_BASE+9)
#define V4L2_CID_AUDIO_LOUDNESS (V4L2_CID_BASE+10)
#define V4L2_CID_BLACK_LEVEL (V4L2_CID_BASE+11) /* Deprecated */
#define V4L2_CID_AUTO_WHITE_BALANCE (V4L2_CID_BASE+12)
#define V4L2_CID_DO_WHITE_BALANCE (V4L2_CID_BASE+13)
#define V4L2_CID_RED_BALANCE (V4L2_CID_BASE+14)
#define V4L2_CID_BLUE_BALANCE (V4L2_CID_BASE+15)
#define V4L2_CID_GAMMA (V4L2_CID_BASE+16)
#define V4L2_CID_WHITENESS (V4L2_CID_GAMMA) /* Deprecated */
#define V4L2_CID_EXPOSURE (V4L2_CID_BASE+17)
#define V4L2_CID_AUTOGAIN (V4L2_CID_BASE+18)
#define V4L2_CID_GAIN (V4L2_CID_BASE+19)
#define V4L2_CID_HFLIP (V4L2_CID_BASE+20)
#define V4L2_CID_VFLIP (V4L2_CID_BASE+21)
/* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
#define V4L2_CID_HCENTER (V4L2_CID_BASE+22)
#define V4L2_CID_VCENTER (V4L2_CID_BASE+23)
#define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_BASE+24)
enum v4l2_power_line_frequency {
V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
};
#define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25)
#define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26)
#define V4L2_CID_SHARPNESS (V4L2_CID_BASE+27)
#define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_BASE+28)
#define V4L2_CID_CHROMA_AGC (V4L2_CID_BASE+29)
#define V4L2_CID_COLOR_KILLER (V4L2_CID_BASE+30)
/* last CID + 1 */
#define V4L2_CID_LASTP1 (V4L2_CID_BASE+31)
/* MPEG-class control IDs defined by V4L2 */
#define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
#define V4L2_CID_MPEG_CLASS (V4L2_CTRL_CLASS_MPEG | 1)
/* MPEG streams */
#define V4L2_CID_MPEG_STREAM_TYPE (V4L2_CID_MPEG_BASE+0)
enum v4l2_mpeg_stream_type {
V4L2_MPEG_STREAM_TYPE_MPEG2_PS = 0, /* MPEG-2 program stream */
V4L2_MPEG_STREAM_TYPE_MPEG2_TS = 1, /* MPEG-2 transport stream */
V4L2_MPEG_STREAM_TYPE_MPEG1_SS = 2, /* MPEG-1 system stream */
V4L2_MPEG_STREAM_TYPE_MPEG2_DVD = 3, /* MPEG-2 DVD-compatible stream */
V4L2_MPEG_STREAM_TYPE_MPEG1_VCD = 4, /* MPEG-1 VCD-compatible stream */
V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
};
#define V4L2_CID_MPEG_STREAM_PID_PMT (V4L2_CID_MPEG_BASE+1)
#define V4L2_CID_MPEG_STREAM_PID_AUDIO (V4L2_CID_MPEG_BASE+2)
#define V4L2_CID_MPEG_STREAM_PID_VIDEO (V4L2_CID_MPEG_BASE+3)
#define V4L2_CID_MPEG_STREAM_PID_PCR (V4L2_CID_MPEG_BASE+4)
#define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO (V4L2_CID_MPEG_BASE+5)
#define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO (V4L2_CID_MPEG_BASE+6)
#define V4L2_CID_MPEG_STREAM_VBI_FMT (V4L2_CID_MPEG_BASE+7)
enum v4l2_mpeg_stream_vbi_fmt {
V4L2_MPEG_STREAM_VBI_FMT_NONE = 0, /* No VBI in the MPEG stream */
V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1, /* VBI in private packets, IVTV format */
};
/* MPEG audio */
#define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ (V4L2_CID_MPEG_BASE+100)
enum v4l2_mpeg_audio_sampling_freq {
V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
};
#define V4L2_CID_MPEG_AUDIO_ENCODING (V4L2_CID_MPEG_BASE+101)
enum v4l2_mpeg_audio_encoding {
V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
V4L2_MPEG_AUDIO_ENCODING_AAC = 3,
V4L2_MPEG_AUDIO_ENCODING_AC3 = 4,
};
#define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
enum v4l2_mpeg_audio_l1_bitrate {
V4L2_MPEG_AUDIO_L1_BITRATE_32K = 0,
V4L2_MPEG_AUDIO_L1_BITRATE_64K = 1,
V4L2_MPEG_AUDIO_L1_BITRATE_96K = 2,
V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
};
#define V4L2_CID_MPEG_AUDIO_L2_BITRATE (V4L2_CID_MPEG_BASE+103)
enum v4l2_mpeg_audio_l2_bitrate {
V4L2_MPEG_AUDIO_L2_BITRATE_32K = 0,
V4L2_MPEG_AUDIO_L2_BITRATE_48K = 1,
V4L2_MPEG_AUDIO_L2_BITRATE_56K = 2,
V4L2_MPEG_AUDIO_L2_BITRATE_64K = 3,
V4L2_MPEG_AUDIO_L2_BITRATE_80K = 4,
V4L2_MPEG_AUDIO_L2_BITRATE_96K = 5,
V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
};
#define V4L2_CID_MPEG_AUDIO_L3_BITRATE (V4L2_CID_MPEG_BASE+104)
enum v4l2_mpeg_audio_l3_bitrate {
V4L2_MPEG_AUDIO_L3_BITRATE_32K = 0,
V4L2_MPEG_AUDIO_L3_BITRATE_40K = 1,
V4L2_MPEG_AUDIO_L3_BITRATE_48K = 2,
V4L2_MPEG_AUDIO_L3_BITRATE_56K = 3,
V4L2_MPEG_AUDIO_L3_BITRATE_64K = 4,
V4L2_MPEG_AUDIO_L3_BITRATE_80K = 5,
V4L2_MPEG_AUDIO_L3_BITRATE_96K = 6,
V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
};
#define V4L2_CID_MPEG_AUDIO_MODE (V4L2_CID_MPEG_BASE+105)
enum v4l2_mpeg_audio_mode {
V4L2_MPEG_AUDIO_MODE_STEREO = 0,
V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
V4L2_MPEG_AUDIO_MODE_DUAL = 2,
V4L2_MPEG_AUDIO_MODE_MONO = 3,
};
#define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION (V4L2_CID_MPEG_BASE+106)
enum v4l2_mpeg_audio_mode_extension {
V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4 = 0,
V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8 = 1,
V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
};
#define V4L2_CID_MPEG_AUDIO_EMPHASIS (V4L2_CID_MPEG_BASE+107)
enum v4l2_mpeg_audio_emphasis {
V4L2_MPEG_AUDIO_EMPHASIS_NONE = 0,
V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17 = 2,
};
#define V4L2_CID_MPEG_AUDIO_CRC (V4L2_CID_MPEG_BASE+108)
enum v4l2_mpeg_audio_crc {
V4L2_MPEG_AUDIO_CRC_NONE = 0,
V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
};
#define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109)
#define V4L2_CID_MPEG_AUDIO_AAC_BITRATE (V4L2_CID_MPEG_BASE+110)
#define V4L2_CID_MPEG_AUDIO_AC3_BITRATE (V4L2_CID_MPEG_BASE+111)
enum v4l2_mpeg_audio_ac3_bitrate {
V4L2_MPEG_AUDIO_AC3_BITRATE_32K = 0,
V4L2_MPEG_AUDIO_AC3_BITRATE_40K = 1,
V4L2_MPEG_AUDIO_AC3_BITRATE_48K = 2,
V4L2_MPEG_AUDIO_AC3_BITRATE_56K = 3,
V4L2_MPEG_AUDIO_AC3_BITRATE_64K = 4,
V4L2_MPEG_AUDIO_AC3_BITRATE_80K = 5,
V4L2_MPEG_AUDIO_AC3_BITRATE_96K = 6,
V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
};
/* MPEG video */
#define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
enum v4l2_mpeg_video_encoding {
V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
};
#define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
enum v4l2_mpeg_video_aspect {
V4L2_MPEG_VIDEO_ASPECT_1x1 = 0,
V4L2_MPEG_VIDEO_ASPECT_4x3 = 1,
V4L2_MPEG_VIDEO_ASPECT_16x9 = 2,
V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
};
#define V4L2_CID_MPEG_VIDEO_B_FRAMES (V4L2_CID_MPEG_BASE+202)
#define V4L2_CID_MPEG_VIDEO_GOP_SIZE (V4L2_CID_MPEG_BASE+203)
#define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE (V4L2_CID_MPEG_BASE+204)
#define V4L2_CID_MPEG_VIDEO_PULLDOWN (V4L2_CID_MPEG_BASE+205)
#define V4L2_CID_MPEG_VIDEO_BITRATE_MODE (V4L2_CID_MPEG_BASE+206)
enum v4l2_mpeg_video_bitrate_mode {
V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
};
#define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
#define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
#define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
#define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210)
#define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211)
/* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
#define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0)
enum v4l2_mpeg_cx2341x_video_spatial_filter_mode {
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO = 1,
};
#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+1)
#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+2)
enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type {
V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF = 0,
V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT = 2,
V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE = 3,
V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
};
#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+3)
enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type {
V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF = 0,
V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
};
#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+4)
enum v4l2_mpeg_cx2341x_video_temporal_filter_mode {
V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO = 1,
};
#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER (V4L2_CID_MPEG_CX2341X_BASE+5)
#define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE (V4L2_CID_MPEG_CX2341X_BASE+6)
enum v4l2_mpeg_cx2341x_video_median_filter_type {
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF = 0,
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR = 1,
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT = 2,
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG = 4,
};
#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+7)
#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
#define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11)
/* Camera class control IDs */
#define V4L2_CID_CAMERA_CLASS_BASE (V4L2_CTRL_CLASS_CAMERA | 0x900)
#define V4L2_CID_CAMERA_CLASS (V4L2_CTRL_CLASS_CAMERA | 1)
#define V4L2_CID_EXPOSURE_AUTO (V4L2_CID_CAMERA_CLASS_BASE+1)
enum v4l2_exposure_auto_type {
V4L2_EXPOSURE_AUTO = 0,
V4L2_EXPOSURE_MANUAL = 1,
V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
V4L2_EXPOSURE_APERTURE_PRIORITY = 3
};
#define V4L2_CID_EXPOSURE_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+2)
#define V4L2_CID_EXPOSURE_AUTO_PRIORITY (V4L2_CID_CAMERA_CLASS_BASE+3)
#define V4L2_CID_PAN_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+4)
#define V4L2_CID_TILT_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+5)
#define V4L2_CID_PAN_RESET (V4L2_CID_CAMERA_CLASS_BASE+6)
#define V4L2_CID_TILT_RESET (V4L2_CID_CAMERA_CLASS_BASE+7)
#define V4L2_CID_PAN_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+8)
#define V4L2_CID_TILT_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+9)
#define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+10)
#define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11)
#define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12)
/*
* T U N I N G
*/
struct v4l2_tuner {
__u32 index;
__u8 name[32];
enum v4l2_tuner_type type;
__u32 capability;
__u32 rangelow;
__u32 rangehigh;
__u32 rxsubchans;
__u32 audmode;
__s32 signal;
__s32 afc;
__u32 reserved[4];
};
struct v4l2_modulator {
__u32 index;
__u8 name[32];
__u32 capability;
__u32 rangelow;
__u32 rangehigh;
__u32 txsubchans;
__u32 reserved[4];
};
/* Flags for the 'capability' field */
#define V4L2_TUNER_CAP_LOW 0x0001
#define V4L2_TUNER_CAP_NORM 0x0002
#define V4L2_TUNER_CAP_STEREO 0x0010
#define V4L2_TUNER_CAP_LANG2 0x0020
#define V4L2_TUNER_CAP_SAP 0x0020
#define V4L2_TUNER_CAP_LANG1 0x0040
/* Flags for the 'rxsubchans' field */
#define V4L2_TUNER_SUB_MONO 0x0001
#define V4L2_TUNER_SUB_STEREO 0x0002
#define V4L2_TUNER_SUB_LANG2 0x0004
#define V4L2_TUNER_SUB_SAP 0x0004
#define V4L2_TUNER_SUB_LANG1 0x0008
/* Values for the 'audmode' field */
#define V4L2_TUNER_MODE_MONO 0x0000
#define V4L2_TUNER_MODE_STEREO 0x0001
#define V4L2_TUNER_MODE_LANG2 0x0002
#define V4L2_TUNER_MODE_SAP 0x0002
#define V4L2_TUNER_MODE_LANG1 0x0003
#define V4L2_TUNER_MODE_LANG1_LANG2 0x0004
struct v4l2_frequency {
__u32 tuner;
enum v4l2_tuner_type type;
__u32 frequency;
__u32 reserved[8];
};
struct v4l2_hw_freq_seek {
__u32 tuner;
enum v4l2_tuner_type type;
__u32 seek_upward;
__u32 wrap_around;
__u32 reserved[8];
};
/*
* A U D I O
*/
struct v4l2_audio {
__u32 index;
__u8 name[32];
__u32 capability;
__u32 mode;
__u32 reserved[2];
};
/* Flags for the 'capability' field */
#define V4L2_AUDCAP_STEREO 0x00001
#define V4L2_AUDCAP_AVL 0x00002
/* Flags for the 'mode' field */
#define V4L2_AUDMODE_AVL 0x00001
struct v4l2_audioout {
__u32 index;
__u8 name[32];
__u32 capability;
__u32 mode;
__u32 reserved[2];
};
/*
* M P E G S E R V I C E S
*
* NOTE: EXPERIMENTAL API
*/
#if 1
#define V4L2_ENC_IDX_FRAME_I (0)
#define V4L2_ENC_IDX_FRAME_P (1)
#define V4L2_ENC_IDX_FRAME_B (2)
#define V4L2_ENC_IDX_FRAME_MASK (0xf)
struct v4l2_enc_idx_entry {
__u64 offset;
__u64 pts;
__u32 length;
__u32 flags;
__u32 reserved[2];
};
#define V4L2_ENC_IDX_ENTRIES (64)
struct v4l2_enc_idx {
__u32 entries;
__u32 entries_cap;
__u32 reserved[4];
struct v4l2_enc_idx_entry entry[V4L2_ENC_IDX_ENTRIES];
};
#define V4L2_ENC_CMD_START (0)
#define V4L2_ENC_CMD_STOP (1)
#define V4L2_ENC_CMD_PAUSE (2)
#define V4L2_ENC_CMD_RESUME (3)
/* Flags for V4L2_ENC_CMD_STOP */
#define V4L2_ENC_CMD_STOP_AT_GOP_END (1 << 0)
struct v4l2_encoder_cmd {
__u32 cmd;
__u32 flags;
union {
struct {
__u32 data[8];
} raw;
};
};
#endif
/*
* D A T A S E R V I C E S ( V B I )
*
* Data services API by Michael Schimek
*/
/* Raw VBI */
struct v4l2_vbi_format {
__u32 sampling_rate; /* in 1 Hz */
__u32 offset;
__u32 samples_per_line;
__u32 sample_format; /* V4L2_PIX_FMT_* */
__s32 start[2];
__u32 count[2];
__u32 flags; /* V4L2_VBI_* */
__u32 reserved[2]; /* must be zero */
};
/* VBI flags */
#define V4L2_VBI_UNSYNC (1 << 0)
#define V4L2_VBI_INTERLACED (1 << 1)
/* Sliced VBI
*
* This implements is a proposal V4L2 API to allow SLICED VBI
* required for some hardware encoders. It should change without
* notice in the definitive implementation.
*/
struct v4l2_sliced_vbi_format {
__u16 service_set;
/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
(equals frame lines 313-336 for 625 line video
standards, 263-286 for 525 line standards) */
__u16 service_lines[2][24];
__u32 io_size;
__u32 reserved[2]; /* must be zero */
};
/* Teletext World System Teletext
(WST), defined on ITU-R BT.653-2 */
#define V4L2_SLICED_TELETEXT_B (0x0001)
/* Video Program System, defined on ETS 300 231*/
#define V4L2_SLICED_VPS (0x0400)
/* Closed Caption, defined on EIA-608 */
#define V4L2_SLICED_CAPTION_525 (0x1000)
/* Wide Screen System, defined on ITU-R BT1119.1 */
#define V4L2_SLICED_WSS_625 (0x4000)
#define V4L2_SLICED_VBI_525 (V4L2_SLICED_CAPTION_525)
#define V4L2_SLICED_VBI_625 (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
struct v4l2_sliced_vbi_cap {
__u16 service_set;
/* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
(equals frame lines 313-336 for 625 line video
standards, 263-286 for 525 line standards) */
__u16 service_lines[2][24];
enum v4l2_buf_type type;
__u32 reserved[3]; /* must be 0 */
};
struct v4l2_sliced_vbi_data {
__u32 id;
__u32 field; /* 0: first field, 1: second field */
__u32 line; /* 1-23 */
__u32 reserved; /* must be 0 */
__u8 data[48];
};
/*
* A G G R E G A T E S T R U C T U R E S
*/
/* Stream data format
*/
struct v4l2_format {
enum v4l2_buf_type type;
union {
struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
__u8 raw_data[200]; /* user-defined */
} fmt;
};
/* Stream type-dependent parameters
*/
struct v4l2_streamparm {
enum v4l2_buf_type type;
union {
struct v4l2_captureparm capture;
struct v4l2_outputparm output;
__u8 raw_data[200]; /* user-defined */
} parm;
};
/*
* A D V A N C E D D E B U G G I N G
*
* NOTE: EXPERIMENTAL API
*/
/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
#define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */
#define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */
#define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */
struct v4l2_register {
__u32 match_type; /* Match type */
__u32 match_chip; /* Match this chip, meaning determined by match_type */
__u64 reg;
__u64 val;
};
/* VIDIOC_G_CHIP_IDENT */
struct v4l2_chip_ident {
__u32 match_type; /* Match type */
__u32 match_chip; /* Match this chip, meaning determined by match_type */
__u32 ident; /* chip identifier as specified in <media/v4l2-chip-ident.h> */
__u32 revision; /* chip revision, chip specific */
};
/*
* I O C T L C O D E S F O R V I D E O D E V I C E S
*
*/
#define VIDIOC_QUERYCAP _IOR('V', 0, struct v4l2_capability)
#define VIDIOC_RESERVED _IO('V', 1)
#define VIDIOC_ENUM_FMT _IOWR('V', 2, struct v4l2_fmtdesc)
#define VIDIOC_G_FMT _IOWR('V', 4, struct v4l2_format)
#define VIDIOC_S_FMT _IOWR('V', 5, struct v4l2_format)
#define VIDIOC_REQBUFS _IOWR('V', 8, struct v4l2_requestbuffers)
#define VIDIOC_QUERYBUF _IOWR('V', 9, struct v4l2_buffer)
#define VIDIOC_G_FBUF _IOR('V', 10, struct v4l2_framebuffer)
#define VIDIOC_S_FBUF _IOW('V', 11, struct v4l2_framebuffer)
#define VIDIOC_OVERLAY _IOW('V', 14, int)
#define VIDIOC_QBUF _IOWR('V', 15, struct v4l2_buffer)
#define VIDIOC_DQBUF _IOWR('V', 17, struct v4l2_buffer)
#define VIDIOC_STREAMON _IOW('V', 18, int)
#define VIDIOC_STREAMOFF _IOW('V', 19, int)
#define VIDIOC_G_PARM _IOWR('V', 21, struct v4l2_streamparm)
#define VIDIOC_S_PARM _IOWR('V', 22, struct v4l2_streamparm)
#define VIDIOC_G_STD _IOR('V', 23, v4l2_std_id)
#define VIDIOC_S_STD _IOW('V', 24, v4l2_std_id)
#define VIDIOC_ENUMSTD _IOWR('V', 25, struct v4l2_standard)
#define VIDIOC_ENUMINPUT _IOWR('V', 26, struct v4l2_input)
#define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control)
#define VIDIOC_S_CTRL _IOWR('V', 28, struct v4l2_control)
#define VIDIOC_G_TUNER _IOWR('V', 29, struct v4l2_tuner)
#define VIDIOC_S_TUNER _IOW('V', 30, struct v4l2_tuner)
#define VIDIOC_G_AUDIO _IOR('V', 33, struct v4l2_audio)
#define VIDIOC_S_AUDIO _IOW('V', 34, struct v4l2_audio)
#define VIDIOC_QUERYCTRL _IOWR('V', 36, struct v4l2_queryctrl)
#define VIDIOC_QUERYMENU _IOWR('V', 37, struct v4l2_querymenu)
#define VIDIOC_G_INPUT _IOR('V', 38, int)
#define VIDIOC_S_INPUT _IOWR('V', 39, int)
#define VIDIOC_G_OUTPUT _IOR('V', 46, int)
#define VIDIOC_S_OUTPUT _IOWR('V', 47, int)
#define VIDIOC_ENUMOUTPUT _IOWR('V', 48, struct v4l2_output)
#define VIDIOC_G_AUDOUT _IOR('V', 49, struct v4l2_audioout)
#define VIDIOC_S_AUDOUT _IOW('V', 50, struct v4l2_audioout)
#define VIDIOC_G_MODULATOR _IOWR('V', 54, struct v4l2_modulator)
#define VIDIOC_S_MODULATOR _IOW('V', 55, struct v4l2_modulator)
#define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
#define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)
#define VIDIOC_CROPCAP _IOWR('V', 58, struct v4l2_cropcap)
#define VIDIOC_G_CROP _IOWR('V', 59, struct v4l2_crop)
#define VIDIOC_S_CROP _IOW('V', 60, struct v4l2_crop)
#define VIDIOC_G_JPEGCOMP _IOR('V', 61, struct v4l2_jpegcompression)
#define VIDIOC_S_JPEGCOMP _IOW('V', 62, struct v4l2_jpegcompression)
#define VIDIOC_QUERYSTD _IOR('V', 63, v4l2_std_id)
#define VIDIOC_TRY_FMT _IOWR('V', 64, struct v4l2_format)
#define VIDIOC_ENUMAUDIO _IOWR('V', 65, struct v4l2_audio)
#define VIDIOC_ENUMAUDOUT _IOWR('V', 66, struct v4l2_audioout)
#define VIDIOC_G_PRIORITY _IOR('V', 67, enum v4l2_priority)
#define VIDIOC_S_PRIORITY _IOW('V', 68, enum v4l2_priority)
#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct v4l2_sliced_vbi_cap)
#define VIDIOC_LOG_STATUS _IO('V', 70)
#define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
#define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls)
#define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct v4l2_ext_controls)
#if 1
#define VIDIOC_ENUM_FRAMESIZES _IOWR('V', 74, struct v4l2_frmsizeenum)
#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct v4l2_frmivalenum)
#define VIDIOC_G_ENC_INDEX _IOR('V', 76, struct v4l2_enc_idx)
#define VIDIOC_ENCODER_CMD _IOWR('V', 77, struct v4l2_encoder_cmd)
#define VIDIOC_TRY_ENCODER_CMD _IOWR('V', 78, struct v4l2_encoder_cmd)
/* Experimental, only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */
#define VIDIOC_DBG_S_REGISTER _IOW('V', 79, struct v4l2_register)
#define VIDIOC_DBG_G_REGISTER _IOWR('V', 80, struct v4l2_register)
#define VIDIOC_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_chip_ident)
#endif
#define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek)
#ifdef __OLD_VIDIOC_
/* for compatibility, will go away some day */
#define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int)
#define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm)
#define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control)
#define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio)
#define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout)
#define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap)
#endif
#define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */
#endif /* __LINUX_VIDEODEV2_H */
|