2 * Video for Linux version 1 - OBSOLETE
4 * Header file for v4l1 drivers and applications, for
5 * Linux kernels 2.2.x or 2.4.x.
7 * Provides header for legacy drivers and applications
9 * See http://linuxtv.org for more info
12 #ifndef __LINUX_VIDEODEV_H
13 #define __LINUX_VIDEODEV_H
15 #include <linux/types.h>
16 #include <linux/ioctl.h>
17 #include <linux/videodev2.h>
19 #if defined(__MIN_V4L1) && defined (__KERNEL__)
22 * Used by those V4L2 core functions that need a minimum V4L1 support,
23 * in order to allow V4L1 Compatibilty code compilation.
28 int size; /* Total memory to map */
29 int frames; /* Frames */
30 int offsets[VIDEO_MAX_FRAME];
33 #define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */
36 #if defined(CONFIG_VIDEO_V4L1_COMPAT) || !defined (__KERNEL__)
38 #define VID_TYPE_CAPTURE 1 /* Can capture */
39 #define VID_TYPE_TUNER 2 /* Can tune */
40 #define VID_TYPE_TELETEXT 4 /* Does teletext */
41 #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */
42 #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */
43 #define VID_TYPE_CLIPPING 32 /* Can clip */
44 #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */
45 #define VID_TYPE_SCALES 128 /* Scalable */
46 #define VID_TYPE_MONOCHROME 256 /* Monochrome only */
47 #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */
48 #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */
49 #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */
50 #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */
51 #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */
53 struct video_capability
57 int channels; /* Num channels */
58 int audios; /* Num audio devices */
59 int maxwidth; /* Supported width */
60 int maxheight; /* And height */
61 int minwidth; /* Supported width */
62 int minheight; /* And height */
72 #define VIDEO_VC_TUNER 1 /* Channel has a tuner */
73 #define VIDEO_VC_AUDIO 2 /* Channel has audio */
75 #define VIDEO_TYPE_TV 1
76 #define VIDEO_TYPE_CAMERA 2
77 __u16 norm; /* Norm set by channel */
84 unsigned long rangelow, rangehigh; /* Tuner range */
86 #define VIDEO_TUNER_PAL 1
87 #define VIDEO_TUNER_NTSC 2
88 #define VIDEO_TUNER_SECAM 4
89 #define VIDEO_TUNER_LOW 8 /* Uses KHz not MHz */
90 #define VIDEO_TUNER_NORM 16 /* Tuner can set norm */
91 #define VIDEO_TUNER_STEREO_ON 128 /* Tuner is seeing stereo */
92 #define VIDEO_TUNER_RDS_ON 256 /* Tuner is seeing an RDS datastream */
93 #define VIDEO_TUNER_MBS_ON 512 /* Tuner is seeing an MBS datastream */
94 __u16 mode; /* PAL/NTSC/SECAM/OTHER */
95 #define VIDEO_MODE_PAL 0
96 #define VIDEO_MODE_NTSC 1
97 #define VIDEO_MODE_SECAM 2
98 #define VIDEO_MODE_AUTO 3
99 __u16 signal; /* Signal strength 16bit scale */
108 __u16 whiteness; /* Black and white only */
109 __u16 depth; /* Capture depth */
110 __u16 palette; /* Palette in use */
111 #define VIDEO_PALETTE_GREY 1 /* Linear greyscale */
112 #define VIDEO_PALETTE_HI240 2 /* High 240 cube (BT848) */
113 #define VIDEO_PALETTE_RGB565 3 /* 565 16 bit RGB */
114 #define VIDEO_PALETTE_RGB24 4 /* 24bit RGB */
115 #define VIDEO_PALETTE_RGB32 5 /* 32bit RGB */
116 #define VIDEO_PALETTE_RGB555 6 /* 555 15bit RGB */
117 #define VIDEO_PALETTE_YUV422 7 /* YUV422 capture */
118 #define VIDEO_PALETTE_YUYV 8
119 #define VIDEO_PALETTE_UYVY 9 /* The great thing about standards is ... */
120 #define VIDEO_PALETTE_YUV420 10
121 #define VIDEO_PALETTE_YUV411 11 /* YUV411 capture */
122 #define VIDEO_PALETTE_RAW 12 /* RAW capture (BT848) */
123 #define VIDEO_PALETTE_YUV422P 13 /* YUV 4:2:2 Planar */
124 #define VIDEO_PALETTE_YUV411P 14 /* YUV 4:1:1 Planar */
125 #define VIDEO_PALETTE_YUV420P 15 /* YUV 4:2:0 Planar */
126 #define VIDEO_PALETTE_YUV410P 16 /* YUV 4:1:0 Planar */
127 #define VIDEO_PALETTE_PLANAR 13 /* start of planar entries */
128 #define VIDEO_PALETTE_COMPONENT 7 /* start of component entries */
133 int audio; /* Audio channel */
134 __u16 volume; /* If settable */
137 #define VIDEO_AUDIO_MUTE 1
138 #define VIDEO_AUDIO_MUTABLE 2
139 #define VIDEO_AUDIO_VOLUME 4
140 #define VIDEO_AUDIO_BASS 8
141 #define VIDEO_AUDIO_TREBLE 16
142 #define VIDEO_AUDIO_BALANCE 32
144 #define VIDEO_SOUND_MONO 1
145 #define VIDEO_SOUND_STEREO 2
146 #define VIDEO_SOUND_LANG1 4
147 #define VIDEO_SOUND_LANG2 8
149 __u16 balance; /* Stereo balance */
150 __u16 step; /* Step actual volume uses */
157 struct video_clip *next; /* For user use/driver use only */
162 __u32 x,y; /* Position of window */
163 __u32 width,height; /* Its size */
166 struct video_clip __user *clips; /* Set only */
168 #define VIDEO_WINDOW_INTERLACE 1
169 #define VIDEO_WINDOW_CHROMAKEY 16 /* Overlay by chromakey */
170 #define VIDEO_CLIP_BITMAP -1
171 /* bitmap is 1024x625, a '1' bit represents a clipped pixel */
172 #define VIDEO_CLIPMAP_SIZE (128 * 625)
177 __u32 x,y; /* Offsets into image */
178 __u32 width, height; /* Area to capture */
179 __u16 decimation; /* Decimation divider */
180 __u16 flags; /* Flags for capture */
181 #define VIDEO_CAPTURE_ODD 0 /* Temporal */
182 #define VIDEO_CAPTURE_EVEN 1
195 unsigned int frame; /* Frame (0 - n) for double buffer */
197 unsigned int format; /* should be VIDEO_PALETTE_* */
208 int size; /* Total memory to map */
209 int frames; /* Frames */
210 int offsets[VIDEO_MAX_FRAME];
213 #define VIDEO_NO_UNIT (-1)
217 int video; /* Video minor */
218 int vbi; /* VBI minor */
219 int radio; /* Radio minor */
220 int audio; /* Audio minor */
221 int teletext; /* Teletext minor */
225 __u32 sampling_rate; /* in Hz */
226 __u32 samples_per_line;
227 __u32 sample_format; /* VIDEO_PALETTE_RAW only (1 byte) */
228 __s32 start[2]; /* starting line for each frame */
229 __u32 count[2]; /* count of lines for each frame */
231 #define VBI_UNSYNC 1 /* can distingues between top/bottom field */
232 #define VBI_INTERLACED 2 /* lines are interlaced */
235 /* video_info is biased towards hardware mpeg encode/decode */
236 /* but it could apply generically to any hardware compressor/decompressor */
239 __u32 frame_count; /* frames output since decode/encode began */
240 __u32 h_size; /* current unscaled horizontal size */
241 __u32 v_size; /* current unscaled veritcal size */
242 __u32 smpte_timecode; /* current SMPTE timecode (for current GOP) */
243 __u32 picture_type; /* current picture type */
244 __u32 temporal_reference; /* current temporal reference */
245 __u8 user_data[256]; /* user data last found in compressed stream */
246 /* user_data[0] contains user data flags, user_data[1] has count */
249 /* generic structure for setting playback modes */
250 struct video_play_mode
257 /* for loading microcode / fpga programming */
260 char loadwhat[16]; /* name or tag of file being passed */
265 #define VIDIOCGCAP _IOR('v',1,struct video_capability) /* Get capabilities */
266 #define VIDIOCGCHAN _IOWR('v',2,struct video_channel) /* Get channel info (sources) */
267 #define VIDIOCSCHAN _IOW('v',3,struct video_channel) /* Set channel */
268 #define VIDIOCGTUNER _IOWR('v',4,struct video_tuner) /* Get tuner abilities */
269 #define VIDIOCSTUNER _IOW('v',5,struct video_tuner) /* Tune the tuner for the current channel */
270 #define VIDIOCGPICT _IOR('v',6,struct video_picture) /* Get picture properties */
271 #define VIDIOCSPICT _IOW('v',7,struct video_picture) /* Set picture properties */
272 #define VIDIOCCAPTURE _IOW('v',8,int) /* Start, end capture */
273 #define VIDIOCGWIN _IOR('v',9, struct video_window) /* Get the video overlay window */
274 #define VIDIOCSWIN _IOW('v',10, struct video_window) /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */
275 #define VIDIOCGFBUF _IOR('v',11, struct video_buffer) /* Get frame buffer */
276 #define VIDIOCSFBUF _IOW('v',12, struct video_buffer) /* Set frame buffer - root only */
277 #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) */
278 #define VIDIOCGFREQ _IOR('v',14, unsigned long) /* Set tuner */
279 #define VIDIOCSFREQ _IOW('v',15, unsigned long) /* Set tuner */
280 #define VIDIOCGAUDIO _IOR('v',16, struct video_audio) /* Get audio info */
281 #define VIDIOCSAUDIO _IOW('v',17, struct video_audio) /* Audio source, mute etc */
282 #define VIDIOCSYNC _IOW('v',18, int) /* Sync with mmap grabbing */
283 #define VIDIOCMCAPTURE _IOW('v',19, struct video_mmap) /* Grab frames */
284 #define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */
285 #define VIDIOCGUNIT _IOR('v',21, struct video_unit) /* Get attached units */
286 #define VIDIOCGCAPTURE _IOR('v',22, struct video_capture) /* Get subcapture */
287 #define VIDIOCSCAPTURE _IOW('v',23, struct video_capture) /* Set subcapture */
288 #define VIDIOCSPLAYMODE _IOW('v',24, struct video_play_mode) /* Set output video mode/feature */
289 #define VIDIOCSWRITEMODE _IOW('v',25, int) /* Set write mode */
290 #define VIDIOCGPLAYINFO _IOR('v',26, struct video_info) /* Get current playback info from hardware */
291 #define VIDIOCSMICROCODE _IOW('v',27, struct video_code) /* Load microcode into hardware */
292 #define VIDIOCGVBIFMT _IOR('v',28, struct vbi_format) /* Get VBI information */
293 #define VIDIOCSVBIFMT _IOW('v',29, struct vbi_format) /* Set VBI information */
296 #define BASE_VIDIOCPRIVATE 192 /* 192-255 are private */
298 /* VIDIOCSWRITEMODE */
299 #define VID_WRITE_MPEG_AUD 0
300 #define VID_WRITE_MPEG_VID 1
301 #define VID_WRITE_OSD 2
302 #define VID_WRITE_TTX 3
303 #define VID_WRITE_CC 4
304 #define VID_WRITE_MJPEG 5
306 /* VIDIOCSPLAYMODE */
307 #define VID_PLAY_VID_OUT_MODE 0
308 /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */
309 #define VID_PLAY_GENLOCK 1
310 /* p1: 0 = OFF, 1 = ON */
311 /* p2: GENLOCK FINE DELAY value */
312 #define VID_PLAY_NORMAL 2
313 #define VID_PLAY_PAUSE 3
314 #define VID_PLAY_SINGLE_FRAME 4
315 #define VID_PLAY_FAST_FORWARD 5
316 #define VID_PLAY_SLOW_MOTION 6
317 #define VID_PLAY_IMMEDIATE_NORMAL 7
318 #define VID_PLAY_SWITCH_CHANNELS 8
319 #define VID_PLAY_FREEZE_FRAME 9
320 #define VID_PLAY_STILL_MODE 10
321 #define VID_PLAY_MASTER_MODE 11
323 #define VID_PLAY_MASTER_NONE 1
324 #define VID_PLAY_MASTER_VIDEO 2
325 #define VID_PLAY_MASTER_AUDIO 3
326 #define VID_PLAY_ACTIVE_SCANLINES 12
327 /* p1 = first active; p2 = last active */
328 #define VID_PLAY_RESET 13
329 #define VID_PLAY_END_MARK 14
331 #endif /* CONFIG_VIDEO_V4L1_COMPAT */
332 #endif /* __MIN_V4L1 */
334 #endif /* __LINUX_VIDEODEV_H */