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401998fa MCC |
1 | /* |
2 | * Video for Linux version 1 - OBSOLETE | |
3 | * | |
4 | * Header file for v4l1 drivers and applications, for | |
5 | * Linux kernels 2.2.x or 2.4.x. | |
6 | * | |
7 | * Provides header for legacy drivers and applications | |
8 | * | |
9 | * See http://linuxtv.org for more info | |
10 | * | |
11 | */ | |
1da177e4 LT |
12 | #ifndef __LINUX_VIDEODEV_H |
13 | #define __LINUX_VIDEODEV_H | |
14 | ||
98be96b8 | 15 | #include <linux/types.h> |
83db33a3 | 16 | #include <linux/ioctl.h> |
1da177e4 LT |
17 | #include <linux/videodev2.h> |
18 | ||
8a905162 | 19 | #if defined(CONFIG_VIDEO_V4L1_COMPAT) || !defined (__KERNEL__) |
985bc96e | 20 | |
c1d7f4f1 HV |
21 | #define VID_TYPE_CAPTURE 1 /* Can capture */ |
22 | #define VID_TYPE_TUNER 2 /* Can tune */ | |
23 | #define VID_TYPE_TELETEXT 4 /* Does teletext */ | |
24 | #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ | |
25 | #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ | |
26 | #define VID_TYPE_CLIPPING 32 /* Can clip */ | |
27 | #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ | |
28 | #define VID_TYPE_SCALES 128 /* Scalable */ | |
29 | #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ | |
30 | #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ | |
31 | #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ | |
32 | #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ | |
33 | #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ | |
34 | #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ | |
35 | ||
1da177e4 LT |
36 | struct video_capability |
37 | { | |
38 | char name[32]; | |
39 | int type; | |
40 | int channels; /* Num channels */ | |
41 | int audios; /* Num audio devices */ | |
42 | int maxwidth; /* Supported width */ | |
43 | int maxheight; /* And height */ | |
44 | int minwidth; /* Supported width */ | |
45 | int minheight; /* And height */ | |
46 | }; | |
47 | ||
48 | ||
49 | struct video_channel | |
50 | { | |
51 | int channel; | |
52 | char name[32]; | |
53 | int tuners; | |
54 | __u32 flags; | |
55 | #define VIDEO_VC_TUNER 1 /* Channel has a tuner */ | |
56 | #define VIDEO_VC_AUDIO 2 /* Channel has audio */ | |
57 | __u16 type; | |
58 | #define VIDEO_TYPE_TV 1 | |
59 | #define VIDEO_TYPE_CAMERA 2 | |
60 | __u16 norm; /* Norm set by channel */ | |
61 | }; | |
62 | ||
63 | struct video_tuner | |
64 | { | |
65 | int tuner; | |
66 | char name[32]; | |
67 | unsigned long rangelow, rangehigh; /* Tuner range */ | |
68 | __u32 flags; | |
69 | #define VIDEO_TUNER_PAL 1 | |
70 | #define VIDEO_TUNER_NTSC 2 | |
71 | #define VIDEO_TUNER_SECAM 4 | |
72 | #define VIDEO_TUNER_LOW 8 /* Uses KHz not MHz */ | |
73 | #define VIDEO_TUNER_NORM 16 /* Tuner can set norm */ | |
74 | #define VIDEO_TUNER_STEREO_ON 128 /* Tuner is seeing stereo */ | |
75 | #define VIDEO_TUNER_RDS_ON 256 /* Tuner is seeing an RDS datastream */ | |
76 | #define VIDEO_TUNER_MBS_ON 512 /* Tuner is seeing an MBS datastream */ | |
77 | __u16 mode; /* PAL/NTSC/SECAM/OTHER */ | |
78 | #define VIDEO_MODE_PAL 0 | |
79 | #define VIDEO_MODE_NTSC 1 | |
80 | #define VIDEO_MODE_SECAM 2 | |
81 | #define VIDEO_MODE_AUTO 3 | |
82 | __u16 signal; /* Signal strength 16bit scale */ | |
83 | }; | |
84 | ||
85 | struct video_picture | |
86 | { | |
87 | __u16 brightness; | |
88 | __u16 hue; | |
89 | __u16 colour; | |
90 | __u16 contrast; | |
91 | __u16 whiteness; /* Black and white only */ | |
92 | __u16 depth; /* Capture depth */ | |
93 | __u16 palette; /* Palette in use */ | |
94 | #define VIDEO_PALETTE_GREY 1 /* Linear greyscale */ | |
95 | #define VIDEO_PALETTE_HI240 2 /* High 240 cube (BT848) */ | |
96 | #define VIDEO_PALETTE_RGB565 3 /* 565 16 bit RGB */ | |
97 | #define VIDEO_PALETTE_RGB24 4 /* 24bit RGB */ | |
98 | #define VIDEO_PALETTE_RGB32 5 /* 32bit RGB */ | |
99 | #define VIDEO_PALETTE_RGB555 6 /* 555 15bit RGB */ | |
100 | #define VIDEO_PALETTE_YUV422 7 /* YUV422 capture */ | |
101 | #define VIDEO_PALETTE_YUYV 8 | |
102 | #define VIDEO_PALETTE_UYVY 9 /* The great thing about standards is ... */ | |
103 | #define VIDEO_PALETTE_YUV420 10 | |
104 | #define VIDEO_PALETTE_YUV411 11 /* YUV411 capture */ | |
105 | #define VIDEO_PALETTE_RAW 12 /* RAW capture (BT848) */ | |
106 | #define VIDEO_PALETTE_YUV422P 13 /* YUV 4:2:2 Planar */ | |
107 | #define VIDEO_PALETTE_YUV411P 14 /* YUV 4:1:1 Planar */ | |
108 | #define VIDEO_PALETTE_YUV420P 15 /* YUV 4:2:0 Planar */ | |
109 | #define VIDEO_PALETTE_YUV410P 16 /* YUV 4:1:0 Planar */ | |
110 | #define VIDEO_PALETTE_PLANAR 13 /* start of planar entries */ | |
111 | #define VIDEO_PALETTE_COMPONENT 7 /* start of component entries */ | |
112 | }; | |
113 | ||
114 | struct video_audio | |
115 | { | |
116 | int audio; /* Audio channel */ | |
117 | __u16 volume; /* If settable */ | |
118 | __u16 bass, treble; | |
119 | __u32 flags; | |
120 | #define VIDEO_AUDIO_MUTE 1 | |
121 | #define VIDEO_AUDIO_MUTABLE 2 | |
122 | #define VIDEO_AUDIO_VOLUME 4 | |
123 | #define VIDEO_AUDIO_BASS 8 | |
124 | #define VIDEO_AUDIO_TREBLE 16 | |
125 | #define VIDEO_AUDIO_BALANCE 32 | |
126 | char name[16]; | |
127 | #define VIDEO_SOUND_MONO 1 | |
128 | #define VIDEO_SOUND_STEREO 2 | |
129 | #define VIDEO_SOUND_LANG1 4 | |
130 | #define VIDEO_SOUND_LANG2 8 | |
4ac97914 MCC |
131 | __u16 mode; |
132 | __u16 balance; /* Stereo balance */ | |
133 | __u16 step; /* Step actual volume uses */ | |
1da177e4 LT |
134 | }; |
135 | ||
136 | struct video_clip | |
137 | { | |
138 | __s32 x,y; | |
139 | __s32 width, height; | |
140 | struct video_clip *next; /* For user use/driver use only */ | |
141 | }; | |
142 | ||
143 | struct video_window | |
144 | { | |
145 | __u32 x,y; /* Position of window */ | |
146 | __u32 width,height; /* Its size */ | |
147 | __u32 chromakey; | |
148 | __u32 flags; | |
149 | struct video_clip __user *clips; /* Set only */ | |
150 | int clipcount; | |
151 | #define VIDEO_WINDOW_INTERLACE 1 | |
152 | #define VIDEO_WINDOW_CHROMAKEY 16 /* Overlay by chromakey */ | |
153 | #define VIDEO_CLIP_BITMAP -1 | |
154 | /* bitmap is 1024x625, a '1' bit represents a clipped pixel */ | |
155 | #define VIDEO_CLIPMAP_SIZE (128 * 625) | |
156 | }; | |
157 | ||
158 | struct video_capture | |
159 | { | |
160 | __u32 x,y; /* Offsets into image */ | |
161 | __u32 width, height; /* Area to capture */ | |
162 | __u16 decimation; /* Decimation divider */ | |
163 | __u16 flags; /* Flags for capture */ | |
164 | #define VIDEO_CAPTURE_ODD 0 /* Temporal */ | |
165 | #define VIDEO_CAPTURE_EVEN 1 | |
166 | }; | |
167 | ||
168 | struct video_buffer | |
169 | { | |
170 | void *base; | |
171 | int height,width; | |
172 | int depth; | |
173 | int bytesperline; | |
174 | }; | |
175 | ||
176 | struct video_mmap | |
177 | { | |
178 | unsigned int frame; /* Frame (0 - n) for double buffer */ | |
179 | int height,width; | |
180 | unsigned int format; /* should be VIDEO_PALETTE_* */ | |
181 | }; | |
182 | ||
183 | struct video_key | |
184 | { | |
185 | __u8 key[8]; | |
186 | __u32 flags; | |
187 | }; | |
188 | ||
1da177e4 LT |
189 | struct video_mbuf |
190 | { | |
191 | int size; /* Total memory to map */ | |
192 | int frames; /* Frames */ | |
193 | int offsets[VIDEO_MAX_FRAME]; | |
194 | }; | |
195 | ||
1da177e4 LT |
196 | #define VIDEO_NO_UNIT (-1) |
197 | ||
1da177e4 LT |
198 | struct video_unit |
199 | { | |
200 | int video; /* Video minor */ | |
201 | int vbi; /* VBI minor */ | |
202 | int radio; /* Radio minor */ | |
203 | int audio; /* Audio minor */ | |
204 | int teletext; /* Teletext minor */ | |
205 | }; | |
206 | ||
207 | struct vbi_format { | |
208 | __u32 sampling_rate; /* in Hz */ | |
209 | __u32 samples_per_line; | |
210 | __u32 sample_format; /* VIDEO_PALETTE_RAW only (1 byte) */ | |
211 | __s32 start[2]; /* starting line for each frame */ | |
212 | __u32 count[2]; /* count of lines for each frame */ | |
213 | __u32 flags; | |
214 | #define VBI_UNSYNC 1 /* can distingues between top/bottom field */ | |
215 | #define VBI_INTERLACED 2 /* lines are interlaced */ | |
216 | }; | |
217 | ||
218 | /* video_info is biased towards hardware mpeg encode/decode */ | |
219 | /* but it could apply generically to any hardware compressor/decompressor */ | |
220 | struct video_info | |
221 | { | |
222 | __u32 frame_count; /* frames output since decode/encode began */ | |
223 | __u32 h_size; /* current unscaled horizontal size */ | |
224 | __u32 v_size; /* current unscaled veritcal size */ | |
225 | __u32 smpte_timecode; /* current SMPTE timecode (for current GOP) */ | |
226 | __u32 picture_type; /* current picture type */ | |
227 | __u32 temporal_reference; /* current temporal reference */ | |
228 | __u8 user_data[256]; /* user data last found in compressed stream */ | |
229 | /* user_data[0] contains user data flags, user_data[1] has count */ | |
230 | }; | |
231 | ||
232 | /* generic structure for setting playback modes */ | |
233 | struct video_play_mode | |
234 | { | |
235 | int mode; | |
236 | int p1; | |
237 | int p2; | |
238 | }; | |
239 | ||
240 | /* for loading microcode / fpga programming */ | |
241 | struct video_code | |
242 | { | |
243 | char loadwhat[16]; /* name or tag of file being passed */ | |
244 | int datasize; | |
245 | __u8 *data; | |
246 | }; | |
247 | ||
248 | #define VIDIOCGCAP _IOR('v',1,struct video_capability) /* Get capabilities */ | |
249 | #define VIDIOCGCHAN _IOWR('v',2,struct video_channel) /* Get channel info (sources) */ | |
250 | #define VIDIOCSCHAN _IOW('v',3,struct video_channel) /* Set channel */ | |
251 | #define VIDIOCGTUNER _IOWR('v',4,struct video_tuner) /* Get tuner abilities */ | |
252 | #define VIDIOCSTUNER _IOW('v',5,struct video_tuner) /* Tune the tuner for the current channel */ | |
253 | #define VIDIOCGPICT _IOR('v',6,struct video_picture) /* Get picture properties */ | |
254 | #define VIDIOCSPICT _IOW('v',7,struct video_picture) /* Set picture properties */ | |
255 | #define VIDIOCCAPTURE _IOW('v',8,int) /* Start, end capture */ | |
256 | #define VIDIOCGWIN _IOR('v',9, struct video_window) /* Get the video overlay window */ | |
257 | #define VIDIOCSWIN _IOW('v',10, struct video_window) /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */ | |
258 | #define VIDIOCGFBUF _IOR('v',11, struct video_buffer) /* Get frame buffer */ | |
259 | #define VIDIOCSFBUF _IOW('v',12, struct video_buffer) /* Set frame buffer - root only */ | |
260 | #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) */ | |
261 | #define VIDIOCGFREQ _IOR('v',14, unsigned long) /* Set tuner */ | |
262 | #define VIDIOCSFREQ _IOW('v',15, unsigned long) /* Set tuner */ | |
263 | #define VIDIOCGAUDIO _IOR('v',16, struct video_audio) /* Get audio info */ | |
264 | #define VIDIOCSAUDIO _IOW('v',17, struct video_audio) /* Audio source, mute etc */ | |
265 | #define VIDIOCSYNC _IOW('v',18, int) /* Sync with mmap grabbing */ | |
266 | #define VIDIOCMCAPTURE _IOW('v',19, struct video_mmap) /* Grab frames */ | |
267 | #define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */ | |
268 | #define VIDIOCGUNIT _IOR('v',21, struct video_unit) /* Get attached units */ | |
269 | #define VIDIOCGCAPTURE _IOR('v',22, struct video_capture) /* Get subcapture */ | |
270 | #define VIDIOCSCAPTURE _IOW('v',23, struct video_capture) /* Set subcapture */ | |
271 | #define VIDIOCSPLAYMODE _IOW('v',24, struct video_play_mode) /* Set output video mode/feature */ | |
272 | #define VIDIOCSWRITEMODE _IOW('v',25, int) /* Set write mode */ | |
273 | #define VIDIOCGPLAYINFO _IOR('v',26, struct video_info) /* Get current playback info from hardware */ | |
274 | #define VIDIOCSMICROCODE _IOW('v',27, struct video_code) /* Load microcode into hardware */ | |
275 | #define VIDIOCGVBIFMT _IOR('v',28, struct vbi_format) /* Get VBI information */ | |
276 | #define VIDIOCSVBIFMT _IOW('v',29, struct vbi_format) /* Set VBI information */ | |
277 | ||
278 | ||
279 | #define BASE_VIDIOCPRIVATE 192 /* 192-255 are private */ | |
280 | ||
281 | /* VIDIOCSWRITEMODE */ | |
282 | #define VID_WRITE_MPEG_AUD 0 | |
283 | #define VID_WRITE_MPEG_VID 1 | |
284 | #define VID_WRITE_OSD 2 | |
285 | #define VID_WRITE_TTX 3 | |
286 | #define VID_WRITE_CC 4 | |
287 | #define VID_WRITE_MJPEG 5 | |
288 | ||
289 | /* VIDIOCSPLAYMODE */ | |
290 | #define VID_PLAY_VID_OUT_MODE 0 | |
291 | /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */ | |
292 | #define VID_PLAY_GENLOCK 1 | |
293 | /* p1: 0 = OFF, 1 = ON */ | |
294 | /* p2: GENLOCK FINE DELAY value */ | |
295 | #define VID_PLAY_NORMAL 2 | |
296 | #define VID_PLAY_PAUSE 3 | |
297 | #define VID_PLAY_SINGLE_FRAME 4 | |
298 | #define VID_PLAY_FAST_FORWARD 5 | |
299 | #define VID_PLAY_SLOW_MOTION 6 | |
300 | #define VID_PLAY_IMMEDIATE_NORMAL 7 | |
301 | #define VID_PLAY_SWITCH_CHANNELS 8 | |
302 | #define VID_PLAY_FREEZE_FRAME 9 | |
303 | #define VID_PLAY_STILL_MODE 10 | |
304 | #define VID_PLAY_MASTER_MODE 11 | |
305 | /* p1: see below */ | |
306 | #define VID_PLAY_MASTER_NONE 1 | |
307 | #define VID_PLAY_MASTER_VIDEO 2 | |
308 | #define VID_PLAY_MASTER_AUDIO 3 | |
309 | #define VID_PLAY_ACTIVE_SCANLINES 12 | |
310 | /* p1 = first active; p2 = last active */ | |
311 | #define VID_PLAY_RESET 13 | |
312 | #define VID_PLAY_END_MARK 14 | |
313 | ||
985bc96e MCC |
314 | #endif /* CONFIG_VIDEO_V4L1_COMPAT */ |
315 | ||
1da177e4 LT |
316 | #endif /* __LINUX_VIDEODEV_H */ |
317 | ||
318 | /* | |
319 | * Local variables: | |
320 | * c-basic-offset: 8 | |
321 | * End: | |
322 | */ |