Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef __LINUX_VIDEODEV_H
2#define __LINUX_VIDEODEV_H
3
4#include <linux/types.h>
5
6#define HAVE_V4L1 1
7
8#include <linux/videodev2.h>
9
10#ifdef __KERNEL__
11
12#include <linux/mm.h>
13
14extern struct video_device* video_devdata(struct file*);
15
16#define to_video_device(cd) container_of(cd, struct video_device, class_dev)
17static inline void
18video_device_create_file(struct video_device *vfd,
19 struct class_device_attribute *attr)
20{
21 class_device_create_file(&vfd->class_dev, attr);
22}
23static inline void
24video_device_remove_file(struct video_device *vfd,
25 struct class_device_attribute *attr)
26{
27 class_device_remove_file(&vfd->class_dev, attr);
28}
29
30#if OBSOLETE_OWNER /* to be removed in 2.6.15 */
31/* helper functions to access driver private data. */
32static inline void *video_get_drvdata(struct video_device *dev)
33{
34 return dev->priv;
35}
36
37static inline void video_set_drvdata(struct video_device *dev, void *data)
38{
39 dev->priv = data;
40}
41#endif
42
43extern int video_exclusive_open(struct inode *inode, struct file *file);
44extern int video_exclusive_release(struct inode *inode, struct file *file);
45#endif /* __KERNEL__ */
46
47struct video_capability
48{
49 char name[32];
50 int type;
51 int channels; /* Num channels */
52 int audios; /* Num audio devices */
53 int maxwidth; /* Supported width */
54 int maxheight; /* And height */
55 int minwidth; /* Supported width */
56 int minheight; /* And height */
57};
58
59
60struct video_channel
61{
62 int channel;
63 char name[32];
64 int tuners;
65 __u32 flags;
66#define VIDEO_VC_TUNER 1 /* Channel has a tuner */
67#define VIDEO_VC_AUDIO 2 /* Channel has audio */
68 __u16 type;
69#define VIDEO_TYPE_TV 1
70#define VIDEO_TYPE_CAMERA 2
71 __u16 norm; /* Norm set by channel */
72};
73
74struct video_tuner
75{
76 int tuner;
77 char name[32];
78 unsigned long rangelow, rangehigh; /* Tuner range */
79 __u32 flags;
80#define VIDEO_TUNER_PAL 1
81#define VIDEO_TUNER_NTSC 2
82#define VIDEO_TUNER_SECAM 4
83#define VIDEO_TUNER_LOW 8 /* Uses KHz not MHz */
84#define VIDEO_TUNER_NORM 16 /* Tuner can set norm */
85#define VIDEO_TUNER_STEREO_ON 128 /* Tuner is seeing stereo */
86#define VIDEO_TUNER_RDS_ON 256 /* Tuner is seeing an RDS datastream */
87#define VIDEO_TUNER_MBS_ON 512 /* Tuner is seeing an MBS datastream */
88 __u16 mode; /* PAL/NTSC/SECAM/OTHER */
89#define VIDEO_MODE_PAL 0
90#define VIDEO_MODE_NTSC 1
91#define VIDEO_MODE_SECAM 2
92#define VIDEO_MODE_AUTO 3
93 __u16 signal; /* Signal strength 16bit scale */
94};
95
96struct video_picture
97{
98 __u16 brightness;
99 __u16 hue;
100 __u16 colour;
101 __u16 contrast;
102 __u16 whiteness; /* Black and white only */
103 __u16 depth; /* Capture depth */
104 __u16 palette; /* Palette in use */
105#define VIDEO_PALETTE_GREY 1 /* Linear greyscale */
106#define VIDEO_PALETTE_HI240 2 /* High 240 cube (BT848) */
107#define VIDEO_PALETTE_RGB565 3 /* 565 16 bit RGB */
108#define VIDEO_PALETTE_RGB24 4 /* 24bit RGB */
109#define VIDEO_PALETTE_RGB32 5 /* 32bit RGB */
110#define VIDEO_PALETTE_RGB555 6 /* 555 15bit RGB */
111#define VIDEO_PALETTE_YUV422 7 /* YUV422 capture */
112#define VIDEO_PALETTE_YUYV 8
113#define VIDEO_PALETTE_UYVY 9 /* The great thing about standards is ... */
114#define VIDEO_PALETTE_YUV420 10
115#define VIDEO_PALETTE_YUV411 11 /* YUV411 capture */
116#define VIDEO_PALETTE_RAW 12 /* RAW capture (BT848) */
117#define VIDEO_PALETTE_YUV422P 13 /* YUV 4:2:2 Planar */
118#define VIDEO_PALETTE_YUV411P 14 /* YUV 4:1:1 Planar */
119#define VIDEO_PALETTE_YUV420P 15 /* YUV 4:2:0 Planar */
120#define VIDEO_PALETTE_YUV410P 16 /* YUV 4:1:0 Planar */
121#define VIDEO_PALETTE_PLANAR 13 /* start of planar entries */
122#define VIDEO_PALETTE_COMPONENT 7 /* start of component entries */
123};
124
125struct video_audio
126{
127 int audio; /* Audio channel */
128 __u16 volume; /* If settable */
129 __u16 bass, treble;
130 __u32 flags;
131#define VIDEO_AUDIO_MUTE 1
132#define VIDEO_AUDIO_MUTABLE 2
133#define VIDEO_AUDIO_VOLUME 4
134#define VIDEO_AUDIO_BASS 8
135#define VIDEO_AUDIO_TREBLE 16
136#define VIDEO_AUDIO_BALANCE 32
137 char name[16];
138#define VIDEO_SOUND_MONO 1
139#define VIDEO_SOUND_STEREO 2
140#define VIDEO_SOUND_LANG1 4
141#define VIDEO_SOUND_LANG2 8
142 __u16 mode;
143 __u16 balance; /* Stereo balance */
144 __u16 step; /* Step actual volume uses */
145};
146
147struct video_clip
148{
149 __s32 x,y;
150 __s32 width, height;
151 struct video_clip *next; /* For user use/driver use only */
152};
153
154struct video_window
155{
156 __u32 x,y; /* Position of window */
157 __u32 width,height; /* Its size */
158 __u32 chromakey;
159 __u32 flags;
160 struct video_clip __user *clips; /* Set only */
161 int clipcount;
162#define VIDEO_WINDOW_INTERLACE 1
163#define VIDEO_WINDOW_CHROMAKEY 16 /* Overlay by chromakey */
164#define VIDEO_CLIP_BITMAP -1
165/* bitmap is 1024x625, a '1' bit represents a clipped pixel */
166#define VIDEO_CLIPMAP_SIZE (128 * 625)
167};
168
169struct video_capture
170{
171 __u32 x,y; /* Offsets into image */
172 __u32 width, height; /* Area to capture */
173 __u16 decimation; /* Decimation divider */
174 __u16 flags; /* Flags for capture */
175#define VIDEO_CAPTURE_ODD 0 /* Temporal */
176#define VIDEO_CAPTURE_EVEN 1
177};
178
179struct video_buffer
180{
181 void *base;
182 int height,width;
183 int depth;
184 int bytesperline;
185};
186
187struct video_mmap
188{
189 unsigned int frame; /* Frame (0 - n) for double buffer */
190 int height,width;
191 unsigned int format; /* should be VIDEO_PALETTE_* */
192};
193
194struct video_key
195{
196 __u8 key[8];
197 __u32 flags;
198};
199
200struct video_mbuf
201{
202 int size; /* Total memory to map */
203 int frames; /* Frames */
204 int offsets[VIDEO_MAX_FRAME];
205};
206
207#define VIDEO_NO_UNIT (-1)
208
209struct video_unit
210{
211 int video; /* Video minor */
212 int vbi; /* VBI minor */
213 int radio; /* Radio minor */
214 int audio; /* Audio minor */
215 int teletext; /* Teletext minor */
216};
217
218struct vbi_format {
219 __u32 sampling_rate; /* in Hz */
220 __u32 samples_per_line;
221 __u32 sample_format; /* VIDEO_PALETTE_RAW only (1 byte) */
222 __s32 start[2]; /* starting line for each frame */
223 __u32 count[2]; /* count of lines for each frame */
224 __u32 flags;
225#define VBI_UNSYNC 1 /* can distingues between top/bottom field */
226#define VBI_INTERLACED 2 /* lines are interlaced */
227};
228
229/* video_info is biased towards hardware mpeg encode/decode */
230/* but it could apply generically to any hardware compressor/decompressor */
231struct video_info
232{
233 __u32 frame_count; /* frames output since decode/encode began */
234 __u32 h_size; /* current unscaled horizontal size */
235 __u32 v_size; /* current unscaled veritcal size */
236 __u32 smpte_timecode; /* current SMPTE timecode (for current GOP) */
237 __u32 picture_type; /* current picture type */
238 __u32 temporal_reference; /* current temporal reference */
239 __u8 user_data[256]; /* user data last found in compressed stream */
240 /* user_data[0] contains user data flags, user_data[1] has count */
241};
242
243/* generic structure for setting playback modes */
244struct video_play_mode
245{
246 int mode;
247 int p1;
248 int p2;
249};
250
251/* for loading microcode / fpga programming */
252struct video_code
253{
254 char loadwhat[16]; /* name or tag of file being passed */
255 int datasize;
256 __u8 *data;
257};
258
259#define VIDIOCGCAP _IOR('v',1,struct video_capability) /* Get capabilities */
260#define VIDIOCGCHAN _IOWR('v',2,struct video_channel) /* Get channel info (sources) */
261#define VIDIOCSCHAN _IOW('v',3,struct video_channel) /* Set channel */
262#define VIDIOCGTUNER _IOWR('v',4,struct video_tuner) /* Get tuner abilities */
263#define VIDIOCSTUNER _IOW('v',5,struct video_tuner) /* Tune the tuner for the current channel */
264#define VIDIOCGPICT _IOR('v',6,struct video_picture) /* Get picture properties */
265#define VIDIOCSPICT _IOW('v',7,struct video_picture) /* Set picture properties */
266#define VIDIOCCAPTURE _IOW('v',8,int) /* Start, end capture */
267#define VIDIOCGWIN _IOR('v',9, struct video_window) /* Get the video overlay window */
268#define VIDIOCSWIN _IOW('v',10, struct video_window) /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */
269#define VIDIOCGFBUF _IOR('v',11, struct video_buffer) /* Get frame buffer */
270#define VIDIOCSFBUF _IOW('v',12, struct video_buffer) /* Set frame buffer - root only */
271#define VIDIOCKEY _IOR('v',13, struct video_key) /* Video key event - to dev 255 is to all - cuts capture on all DMA windows with this key (0xFFFFFFFF == all) */
272#define VIDIOCGFREQ _IOR('v',14, unsigned long) /* Set tuner */
273#define VIDIOCSFREQ _IOW('v',15, unsigned long) /* Set tuner */
274#define VIDIOCGAUDIO _IOR('v',16, struct video_audio) /* Get audio info */
275#define VIDIOCSAUDIO _IOW('v',17, struct video_audio) /* Audio source, mute etc */
276#define VIDIOCSYNC _IOW('v',18, int) /* Sync with mmap grabbing */
277#define VIDIOCMCAPTURE _IOW('v',19, struct video_mmap) /* Grab frames */
278#define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */
279#define VIDIOCGUNIT _IOR('v',21, struct video_unit) /* Get attached units */
280#define VIDIOCGCAPTURE _IOR('v',22, struct video_capture) /* Get subcapture */
281#define VIDIOCSCAPTURE _IOW('v',23, struct video_capture) /* Set subcapture */
282#define VIDIOCSPLAYMODE _IOW('v',24, struct video_play_mode) /* Set output video mode/feature */
283#define VIDIOCSWRITEMODE _IOW('v',25, int) /* Set write mode */
284#define VIDIOCGPLAYINFO _IOR('v',26, struct video_info) /* Get current playback info from hardware */
285#define VIDIOCSMICROCODE _IOW('v',27, struct video_code) /* Load microcode into hardware */
286#define VIDIOCGVBIFMT _IOR('v',28, struct vbi_format) /* Get VBI information */
287#define VIDIOCSVBIFMT _IOW('v',29, struct vbi_format) /* Set VBI information */
288
289
290#define BASE_VIDIOCPRIVATE 192 /* 192-255 are private */
291
292/* VIDIOCSWRITEMODE */
293#define VID_WRITE_MPEG_AUD 0
294#define VID_WRITE_MPEG_VID 1
295#define VID_WRITE_OSD 2
296#define VID_WRITE_TTX 3
297#define VID_WRITE_CC 4
298#define VID_WRITE_MJPEG 5
299
300/* VIDIOCSPLAYMODE */
301#define VID_PLAY_VID_OUT_MODE 0
302 /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */
303#define VID_PLAY_GENLOCK 1
304 /* p1: 0 = OFF, 1 = ON */
305 /* p2: GENLOCK FINE DELAY value */
306#define VID_PLAY_NORMAL 2
307#define VID_PLAY_PAUSE 3
308#define VID_PLAY_SINGLE_FRAME 4
309#define VID_PLAY_FAST_FORWARD 5
310#define VID_PLAY_SLOW_MOTION 6
311#define VID_PLAY_IMMEDIATE_NORMAL 7
312#define VID_PLAY_SWITCH_CHANNELS 8
313#define VID_PLAY_FREEZE_FRAME 9
314#define VID_PLAY_STILL_MODE 10
315#define VID_PLAY_MASTER_MODE 11
316 /* p1: see below */
317#define VID_PLAY_MASTER_NONE 1
318#define VID_PLAY_MASTER_VIDEO 2
319#define VID_PLAY_MASTER_AUDIO 3
320#define VID_PLAY_ACTIVE_SCANLINES 12
321 /* p1 = first active; p2 = last active */
322#define VID_PLAY_RESET 13
323#define VID_PLAY_END_MARK 14
324
325
326
327#define VID_HARDWARE_BT848 1
328#define VID_HARDWARE_QCAM_BW 2
329#define VID_HARDWARE_PMS 3
330#define VID_HARDWARE_QCAM_C 4
331#define VID_HARDWARE_PSEUDO 5
332#define VID_HARDWARE_SAA5249 6
333#define VID_HARDWARE_AZTECH 7
334#define VID_HARDWARE_SF16MI 8
335#define VID_HARDWARE_RTRACK 9
336#define VID_HARDWARE_ZOLTRIX 10
337#define VID_HARDWARE_SAA7146 11
338#define VID_HARDWARE_VIDEUM 12 /* Reserved for Winnov videum */
339#define VID_HARDWARE_RTRACK2 13
340#define VID_HARDWARE_PERMEDIA2 14 /* Reserved for Permedia2 */
341#define VID_HARDWARE_RIVA128 15 /* Reserved for RIVA 128 */
342#define VID_HARDWARE_PLANB 16 /* PowerMac motherboard video-in */
343#define VID_HARDWARE_BROADWAY 17 /* Broadway project */
344#define VID_HARDWARE_GEMTEK 18
345#define VID_HARDWARE_TYPHOON 19
346#define VID_HARDWARE_VINO 20 /* SGI Indy Vino */
347#define VID_HARDWARE_CADET 21 /* Cadet radio */
348#define VID_HARDWARE_TRUST 22 /* Trust FM Radio */
349#define VID_HARDWARE_TERRATEC 23 /* TerraTec ActiveRadio */
350#define VID_HARDWARE_CPIA 24
351#define VID_HARDWARE_ZR36120 25 /* Zoran ZR36120/ZR36125 */
352#define VID_HARDWARE_ZR36067 26 /* Zoran ZR36067/36060 */
353#define VID_HARDWARE_OV511 27
354#define VID_HARDWARE_ZR356700 28 /* Zoran 36700 series */
355#define VID_HARDWARE_W9966 29
356#define VID_HARDWARE_SE401 30 /* SE401 USB webcams */
357#define VID_HARDWARE_PWC 31 /* Philips webcams */
358#define VID_HARDWARE_MEYE 32 /* Sony Vaio MotionEye cameras */
359#define VID_HARDWARE_CPIA2 33
360#define VID_HARDWARE_VICAM 34
361#define VID_HARDWARE_SF16FMR2 35
362#define VID_HARDWARE_W9968CF 36
363#define VID_HARDWARE_SAA7114H 37
364#define VID_HARDWARE_SN9C102 38
365#define VID_HARDWARE_ARV 39
366#endif /* __LINUX_VIDEODEV_H */
367
368/*
369 * Local variables:
370 * c-basic-offset: 8
371 * End:
372 */