San Mehat | a430b2b | 2014-09-23 08:30:51 -0700 | [diff] [blame] | 1 | /* |
| 2 | Copyright (C) 2002-2010 Karl J. Runge <runge@karlrunge.com> |
| 3 | All rights reserved. |
| 4 | |
| 5 | This file is part of x11vnc. |
| 6 | |
| 7 | x11vnc is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2 of the License, or (at |
| 10 | your option) any later version. |
| 11 | |
| 12 | x11vnc is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with x11vnc; if not, write to the Free Software |
| 19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA |
| 20 | or see <http://www.gnu.org/licenses/>. |
| 21 | |
| 22 | In addition, as a special exception, Karl J. Runge |
| 23 | gives permission to link the code of its release of x11vnc with the |
| 24 | OpenSSL project's "OpenSSL" library (or with modified versions of it |
| 25 | that use the same license as the "OpenSSL" library), and distribute |
| 26 | the linked executables. You must obey the GNU General Public License |
| 27 | in all respects for all of the code used other than "OpenSSL". If you |
| 28 | modify this file, you may extend this exception to your version of the |
| 29 | file, but you are not obligated to do so. If you do not wish to do |
| 30 | so, delete this exception statement from your version. |
| 31 | */ |
| 32 | |
| 33 | /* -- v4l.c -- */ |
| 34 | |
| 35 | #include "x11vnc.h" |
| 36 | #include "cleanup.h" |
| 37 | #include "scan.h" |
| 38 | #include "xinerama.h" |
| 39 | #include "screen.h" |
| 40 | #include "connections.h" |
| 41 | #include "keyboard.h" |
| 42 | #include "allowed_input_t.h" |
| 43 | |
| 44 | #if LIBVNCSERVER_HAVE_LINUX_VIDEODEV_H |
| 45 | #if LIBVNCSERVER_HAVE_SYS_IOCTL_H |
| 46 | #include <sys/ioctl.h> |
| 47 | #define CONFIG_VIDEO_V4L1_COMPAT |
| 48 | #include <linux/videodev.h> |
| 49 | #ifdef __LINUX_VIDEODEV2_H |
| 50 | # ifndef HAVE_V4L2 |
| 51 | # define HAVE_V4L2 1 |
| 52 | # endif |
| 53 | #endif |
| 54 | #define V4L_OK |
| 55 | #endif |
| 56 | #endif |
| 57 | |
| 58 | char *v4l_guess(char *str, int *fd); |
| 59 | void v4l_key_command(rfbBool down, rfbKeySym keysym, rfbClientPtr client); |
| 60 | void v4l_pointer_command(int mask, int x, int y, rfbClientPtr client); |
| 61 | |
| 62 | static int v4l1_val(int pct); |
| 63 | static int v4l1_width(int w); |
| 64 | static int v4l1_height(int h); |
| 65 | static int v4l1_resize(int fd, int w, int h); |
| 66 | static void v4l1_setfreq(int fd, unsigned long freq, int verb); |
| 67 | static void v4l1_set_input(int fd, int which); |
| 68 | static int v4l1_setfmt(int fd, char *fmt); |
| 69 | static void apply_settings(char *dev, char *settings, int *fd); |
| 70 | static int v4l1_dpct(int old, int d); |
| 71 | static void v4l_requery(void); |
| 72 | static void v4l_br(int b); |
| 73 | static void v4l_hu(int b); |
| 74 | static void v4l_co(int b); |
| 75 | static void v4l_cn(int b); |
| 76 | static void v4l_sz(int b); |
| 77 | static void v4l_sta(int sta); |
| 78 | static void v4l_inp(int inp); |
| 79 | static void v4l_fmt(char *fmt); |
| 80 | static int colon_n(char *line); |
| 81 | static char *colon_str(char *line); |
| 82 | static char *colon_tag(char *line); |
| 83 | static void lookup_rgb(char *g_fmt, int *g_b, int *mask_rev); |
| 84 | static char *v4l1_lu_palette(unsigned short palette); |
| 85 | static unsigned short v4l1_lu_palette_str(char *name, int *bits, int *rev); |
| 86 | static char *v4l2_lu_palette(unsigned int palette); |
| 87 | static unsigned int v4l2_lu_palette_str(char *name, int *bits, int *rev); |
| 88 | static int v4l1_query(int fd, int verbose); |
| 89 | static int v4l2_query(int fd, int verbose); |
| 90 | static int open_dev(char *dev); |
| 91 | static char *guess_via_v4l(char *dev, int *fd); |
| 92 | static char *guess_via_v4l_info(char *dev, int *fd); |
| 93 | static void parse_str(char *str, char **dev, char **settings, char **atparms); |
| 94 | static unsigned long lookup_freqtab(int sta); |
| 95 | static unsigned long lookup_freq(int sta); |
| 96 | static int lookup_station(unsigned long freq); |
| 97 | static void init_freqtab(char *file); |
| 98 | static void init_freqs(void); |
| 99 | static void init_ntsc_cable(void); |
| 100 | |
| 101 | #define C_VIDEO_CAPTURE 1 |
| 102 | #define C_PICTURE 2 |
| 103 | #define C_WINDOW 3 |
| 104 | |
| 105 | #ifdef V4L_OK |
| 106 | static struct video_capability v4l1_capability; |
| 107 | static struct video_channel v4l1_channel; |
| 108 | static struct video_tuner v4l1_tuner; |
| 109 | static struct video_picture v4l1_picture; |
| 110 | static struct video_window v4l1_window; |
| 111 | |
| 112 | #if HAVE_V4L2 |
| 113 | static struct v4l2_capability v4l2_capability; |
| 114 | static struct v4l2_input v4l2_input; |
| 115 | static struct v4l2_tuner v4l2_tuner; |
| 116 | static struct v4l2_fmtdesc v4l2_fmtdesc; |
| 117 | static struct v4l2_format v4l2_format; |
| 118 | /*static struct v4l2_framebuffer v4l2_fbuf; */ |
| 119 | /*static struct v4l2_queryctrl v4l2_qctrl; */ |
| 120 | #endif |
| 121 | #endif |
| 122 | |
| 123 | static int v4l1_cap = -1; |
| 124 | static int v4l2_cap = -1; |
| 125 | #define V4L1_MAX 65535 |
| 126 | |
| 127 | #define CHANNEL_MAX 500 |
| 128 | static unsigned long ntsc_cable[CHANNEL_MAX]; |
| 129 | static unsigned long custom_freq[CHANNEL_MAX]; |
| 130 | |
| 131 | static unsigned long last_freq = 0; |
| 132 | static int last_channel = 0; |
| 133 | |
| 134 | static int v4l1_val(int pct) { |
| 135 | /* pct is % */ |
| 136 | int val, max = V4L1_MAX; |
| 137 | if (pct < 0) { |
| 138 | return 0; |
| 139 | } else if (pct > 100) { |
| 140 | return max; |
| 141 | } |
| 142 | val = (pct * max)/100; |
| 143 | |
| 144 | return val; |
| 145 | } |
| 146 | static int v4l1_width(int w) { |
| 147 | #ifdef V4L_OK |
| 148 | int min = v4l1_capability.minwidth; |
| 149 | int max = v4l1_capability.maxwidth; |
| 150 | if (w < min) { |
| 151 | w = min; |
| 152 | } |
| 153 | if (w > max) { |
| 154 | w = max; |
| 155 | } |
| 156 | #endif |
| 157 | return w; |
| 158 | } |
| 159 | static int v4l1_height(int h) { |
| 160 | #ifdef V4L_OK |
| 161 | int min = v4l1_capability.minheight; |
| 162 | int max = v4l1_capability.maxheight; |
| 163 | if (h < min) { |
| 164 | h = min; |
| 165 | } |
| 166 | if (h > max) { |
| 167 | h = max; |
| 168 | } |
| 169 | #endif |
| 170 | return h; |
| 171 | } |
| 172 | |
| 173 | static int v4l1_resize(int fd, int w, int h) { |
| 174 | #ifdef V4L_OK |
| 175 | int dowin = 0; |
| 176 | |
| 177 | memset(&v4l1_window, 0, sizeof(v4l1_window)); |
| 178 | if (ioctl(fd, VIDIOCGWIN, &v4l1_window) == -1) { |
| 179 | return 0; |
| 180 | } |
| 181 | |
| 182 | if (w > 0) w = v4l1_width(w); |
| 183 | |
| 184 | if (w > 0 && w != (int) v4l1_window.width) { |
| 185 | dowin = 1; |
| 186 | } |
| 187 | |
| 188 | if (h > 0) h = v4l1_height(h); |
| 189 | |
| 190 | if (h > 0 && h != (int) v4l1_window.height) { |
| 191 | dowin = 1; |
| 192 | } |
| 193 | |
| 194 | if (dowin) { |
| 195 | v4l1_window.x = 0; |
| 196 | v4l1_window.y = 0; |
| 197 | ioctl(fd, VIDIOCSWIN, &v4l1_window); |
| 198 | if (w > 0) v4l1_window.width = w; |
| 199 | if (h > 0) v4l1_window.height = h; |
| 200 | fprintf(stderr, "calling V4L_1: VIDIOCSWIN\n"); |
| 201 | fprintf(stderr, "trying new size %dx%d\n", |
| 202 | v4l1_window.width, v4l1_window.height); |
| 203 | if (ioctl(fd, VIDIOCSWIN, &v4l1_window) == -1) { |
| 204 | perror("ioctl VIDIOCSWIN"); |
| 205 | return 0; |
| 206 | } |
| 207 | } |
| 208 | #else |
| 209 | if (!fd || !w || !h) {} |
| 210 | #endif |
| 211 | return 1; |
| 212 | } |
| 213 | |
| 214 | static void v4l1_setfreq(int fd, unsigned long freq, int verb) { |
| 215 | #ifdef V4L_OK |
| 216 | unsigned long f0, f1; |
| 217 | f1 = (freq * 16) / 1000; |
| 218 | ioctl(fd, VIDIOCGFREQ, &f0); |
| 219 | if (verb) fprintf(stderr, "read freq: %d\n", (int) f0); |
| 220 | if (freq > 0) { |
| 221 | if (ioctl(fd, VIDIOCSFREQ, &f1) == -1) { |
| 222 | perror("ioctl VIDIOCSFREQ"); |
| 223 | } else { |
| 224 | ioctl(fd, VIDIOCGFREQ, &f0); |
| 225 | if (verb) fprintf(stderr, "read freq: %d\n", (int) f0); |
| 226 | last_freq = freq; |
| 227 | } |
| 228 | } |
| 229 | #else |
| 230 | if (!fd || !freq || !verb) {} |
| 231 | #endif |
| 232 | } |
| 233 | |
| 234 | static void v4l1_set_input(int fd, int which) { |
| 235 | #ifdef V4L_OK |
| 236 | if (which != -1) { |
| 237 | memset(&v4l1_channel, 0, sizeof(v4l1_channel)); |
| 238 | v4l1_channel.channel = which; |
| 239 | if (ioctl(fd, VIDIOCGCHAN, &v4l1_channel) != -1) { |
| 240 | v4l1_channel.channel = which; |
| 241 | fprintf(stderr, "setting input channel to %d: %s\n", |
| 242 | which, v4l1_channel.name); |
| 243 | last_channel = which; |
| 244 | ioctl(fd, VIDIOCSCHAN, &v4l1_channel); |
| 245 | } |
| 246 | } |
| 247 | #else |
| 248 | if (!fd || !which) {} |
| 249 | #endif |
| 250 | } |
| 251 | |
| 252 | static int v4l1_setfmt(int fd, char *fmt) { |
| 253 | #ifdef V4L_OK |
| 254 | unsigned short fnew; |
| 255 | int bnew, rnew; |
| 256 | |
| 257 | fnew = v4l1_lu_palette_str(fmt, &bnew, &rnew); |
| 258 | if (fnew) { |
| 259 | v4l1_picture.depth = bnew; |
| 260 | v4l1_picture.palette = fnew; |
| 261 | } |
| 262 | fprintf(stderr, "calling V4L_1: VIDIOCSPICT\n"); |
| 263 | if (ioctl(fd, VIDIOCSPICT, &v4l1_picture) == -1) { |
| 264 | perror("ioctl VIDIOCSPICT"); |
| 265 | return 0; |
| 266 | } |
| 267 | if (raw_fb_pixfmt) { |
| 268 | free(raw_fb_pixfmt); |
| 269 | } |
| 270 | raw_fb_pixfmt = strdup(fmt); |
| 271 | #else |
| 272 | if (!fd || !fmt) {} |
| 273 | #endif |
| 274 | return 1; |
| 275 | } |
| 276 | |
| 277 | static int ignore_all = 0; |
| 278 | |
| 279 | static void apply_settings(char *dev, char *settings, int *fd) { |
| 280 | #ifdef V4L_OK |
| 281 | char *str, *p, *fmt = NULL, *tun = NULL, *inp = NULL; |
| 282 | int br = -1, co = -1, cn = -1, hu = -1; |
| 283 | int w = -1, h = -1, b = -1; |
| 284 | int sta = -1; |
| 285 | int setcnt = 0; |
| 286 | if (! settings || settings[0] == '\0') { |
| 287 | return; |
| 288 | } |
| 289 | str = strdup(settings); |
| 290 | p = strtok(str, ","); |
| 291 | while (p) { |
| 292 | if (strstr(p, "br=") == p) { |
| 293 | br = atoi(p+3); |
| 294 | if (br >= 0) setcnt++; |
| 295 | } else if (strstr(p, "co=") == p) { |
| 296 | co = atoi(p+3); |
| 297 | if (co >= 0) setcnt++; |
| 298 | } else if (strstr(p, "cn=") == p) { |
| 299 | cn = atoi(p+3); |
| 300 | if (cn >= 0) setcnt++; |
| 301 | } else if (strstr(p, "hu=") == p) { |
| 302 | hu = atoi(p+3); |
| 303 | if (hu >= 0) setcnt++; |
| 304 | } else if (strstr(p, "w=") == p) { |
| 305 | w = atoi(p+2); |
| 306 | if (w > 0) setcnt++; |
| 307 | } else if (strstr(p, "h=") == p) { |
| 308 | h = atoi(p+2); |
| 309 | if (h > 0) setcnt++; |
| 310 | } else if (strstr(p, "bpp=") == p) { |
| 311 | b = atoi(p+4); |
| 312 | if (b > 0) setcnt++; |
| 313 | } else if (strstr(p, "fmt=") == p) { |
| 314 | fmt = strdup(p+4); |
| 315 | setcnt++; |
| 316 | } else if (strstr(p, "tun=") == p) { |
| 317 | tun = strdup(p+4); |
| 318 | setcnt++; |
| 319 | } else if (strstr(p, "inp=") == p) { |
| 320 | inp = strdup(p+4); |
| 321 | setcnt++; |
| 322 | } else if (strstr(p, "sta=") == p) { |
| 323 | sta = atoi(p+4); |
| 324 | setcnt++; |
| 325 | } |
| 326 | p = strtok(NULL, ","); |
| 327 | } |
| 328 | free(str); |
| 329 | if (! setcnt) { |
| 330 | return; |
| 331 | } |
| 332 | if (*fd < 0) { |
| 333 | *fd = open_dev(dev); |
| 334 | } |
| 335 | if (*fd < 0) { |
| 336 | return; |
| 337 | } |
| 338 | v4l1_cap = v4l1_query(*fd, 1); |
| 339 | v4l2_cap = v4l2_query(*fd, 1); |
| 340 | |
| 341 | if (v4l1_cap && ! ignore_all) { |
| 342 | if (br >= 0) v4l1_picture.brightness = v4l1_val(br); |
| 343 | if (hu >= 0) v4l1_picture.hue = v4l1_val(hu); |
| 344 | if (co >= 0) v4l1_picture.colour = v4l1_val(co); |
| 345 | if (cn >= 0) v4l1_picture.contrast = v4l1_val(cn); |
| 346 | |
| 347 | fprintf(stderr, "calling V4L_1: VIDIOCSPICT\n"); |
| 348 | if (ioctl(*fd, VIDIOCSPICT, &v4l1_picture) == -1) { |
| 349 | perror("ioctl VIDIOCSPICT"); |
| 350 | } |
| 351 | |
| 352 | if (fmt) { |
| 353 | v4l1_setfmt(*fd, fmt); |
| 354 | } else if (b > 0 && b != v4l1_picture.depth) { |
| 355 | if (b == 8) { |
| 356 | v4l1_setfmt(*fd, "HI240"); |
| 357 | } else if (b == 16) { |
| 358 | v4l1_setfmt(*fd, "RGB565"); |
| 359 | } else if (b == 24) { |
| 360 | v4l1_setfmt(*fd, "RGB24"); |
| 361 | } else if (b == 32) { |
| 362 | v4l1_setfmt(*fd, "RGB32"); |
| 363 | } |
| 364 | } |
| 365 | |
| 366 | v4l1_resize(*fd, w, h); |
| 367 | |
| 368 | if (tun) { |
| 369 | int mode = -1; |
| 370 | if (!strcasecmp(tun, "PAL")) { |
| 371 | mode = VIDEO_MODE_PAL; |
| 372 | } else if (!strcasecmp(tun, "NTSC")) { |
| 373 | mode = VIDEO_MODE_NTSC; |
| 374 | } else if (!strcasecmp(tun, "SECAM")) { |
| 375 | mode = VIDEO_MODE_SECAM; |
| 376 | } else if (!strcasecmp(tun, "AUTO")) { |
| 377 | mode = VIDEO_MODE_AUTO; |
| 378 | } |
| 379 | if (mode != -1) { |
| 380 | int i; |
| 381 | for (i=0; i< v4l1_capability.channels; i++) { |
| 382 | memset(&v4l1_channel, 0, sizeof(v4l1_channel)); |
| 383 | v4l1_channel.channel = i; |
| 384 | if (ioctl(*fd, VIDIOCGCHAN, &v4l1_channel) == -1) { |
| 385 | continue; |
| 386 | } |
| 387 | if (! v4l1_channel.tuners) { |
| 388 | continue; |
| 389 | } |
| 390 | if (v4l1_channel.norm == mode) { |
| 391 | continue; |
| 392 | } |
| 393 | v4l1_channel.norm = mode; |
| 394 | ioctl(*fd, VIDIOCSCHAN, &v4l1_channel); |
| 395 | } |
| 396 | } |
| 397 | } |
| 398 | if (inp) { |
| 399 | char s[2]; |
| 400 | int i, chan = -1; |
| 401 | |
| 402 | s[0] = inp[0]; |
| 403 | s[1] = '\0'; |
| 404 | if (strstr("0123456789", s)) { |
| 405 | chan = atoi(inp); |
| 406 | } else { |
| 407 | for (i=0; i< v4l1_capability.channels; i++) { |
| 408 | memset(&v4l1_channel, 0, sizeof(v4l1_channel)); |
| 409 | v4l1_channel.channel = i; |
| 410 | if (ioctl(*fd, VIDIOCGCHAN, &v4l1_channel) == -1) { |
| 411 | continue; |
| 412 | } |
| 413 | if (!strcmp(v4l1_channel.name, inp)) { |
| 414 | chan = i; |
| 415 | break; |
| 416 | } |
| 417 | } |
| 418 | } |
| 419 | v4l1_set_input(*fd, chan); |
| 420 | } |
| 421 | if (sta >= 0) { |
| 422 | unsigned long freq = lookup_freq(sta); |
| 423 | v4l1_setfreq(*fd, freq, 1); |
| 424 | } |
| 425 | } |
| 426 | v4l1_cap = v4l1_query(*fd, 1); |
| 427 | v4l2_cap = v4l2_query(*fd, 1); |
| 428 | #else |
| 429 | if (!dev || !settings || !fd) {} |
| 430 | return; |
| 431 | #endif |
| 432 | } |
| 433 | |
| 434 | static double dval = 0.05; |
| 435 | |
| 436 | static int v4l1_dpct(int old, int d) { |
| 437 | int newval, max = V4L1_MAX; |
| 438 | |
| 439 | /* -1 and 1 are special cases for "small increments" */ |
| 440 | if (d == -1) { |
| 441 | newval = old - (int) (dval * max); |
| 442 | } else if (d == 1) { |
| 443 | newval = old + (int) (dval * max); |
| 444 | } else { |
| 445 | newval = (d * max)/100; |
| 446 | } |
| 447 | if (newval < 0) { |
| 448 | newval = 0; |
| 449 | } |
| 450 | if (newval > max) { |
| 451 | newval = max; |
| 452 | } |
| 453 | return newval; |
| 454 | } |
| 455 | |
| 456 | static void v4l_requery(void) { |
| 457 | if (raw_fb_fd < 0) { |
| 458 | return; |
| 459 | } |
| 460 | v4l1_cap = v4l1_query(raw_fb_fd, 1); |
| 461 | v4l2_cap = v4l2_query(raw_fb_fd, 1); |
| 462 | } |
| 463 | |
| 464 | static void v4l_br(int b) { |
| 465 | #ifdef V4L_OK |
| 466 | int old = v4l1_picture.brightness; |
| 467 | |
| 468 | v4l1_picture.brightness = v4l1_dpct(old, b); |
| 469 | ioctl(raw_fb_fd, VIDIOCSPICT, &v4l1_picture); |
| 470 | v4l_requery(); |
| 471 | #else |
| 472 | if (!b) {} |
| 473 | #endif |
| 474 | } |
| 475 | |
| 476 | static void v4l_hu(int b) { |
| 477 | #ifdef V4L_OK |
| 478 | int old = v4l1_picture.hue; |
| 479 | |
| 480 | v4l1_picture.hue = v4l1_dpct(old, b); |
| 481 | ioctl(raw_fb_fd, VIDIOCSPICT, &v4l1_picture); |
| 482 | v4l_requery(); |
| 483 | #else |
| 484 | if (!b) {} |
| 485 | #endif |
| 486 | } |
| 487 | |
| 488 | static void v4l_co(int b) { |
| 489 | #ifdef V4L_OK |
| 490 | int old = v4l1_picture.colour; |
| 491 | |
| 492 | v4l1_picture.colour = v4l1_dpct(old, b); |
| 493 | ioctl(raw_fb_fd, VIDIOCSPICT, &v4l1_picture); |
| 494 | v4l_requery(); |
| 495 | #else |
| 496 | if (!b) {} |
| 497 | #endif |
| 498 | } |
| 499 | |
| 500 | static void v4l_cn(int b) { |
| 501 | #ifdef V4L_OK |
| 502 | int old = v4l1_picture.contrast; |
| 503 | |
| 504 | v4l1_picture.contrast = v4l1_dpct(old, b); |
| 505 | ioctl(raw_fb_fd, VIDIOCSPICT, &v4l1_picture); |
| 506 | v4l_requery(); |
| 507 | #else |
| 508 | if (!b) {} |
| 509 | #endif |
| 510 | } |
| 511 | |
| 512 | static void v4l_sz(int b) { |
| 513 | #ifdef V4L_OK |
| 514 | int w_old = v4l1_window.width; |
| 515 | int h_old = v4l1_window.height; |
| 516 | int w, h; |
| 517 | |
| 518 | if (w_old == 0) { |
| 519 | w_old = 160; |
| 520 | } |
| 521 | if (h_old == 0) { |
| 522 | h_old = 120; |
| 523 | } |
| 524 | |
| 525 | if (b == 1) { |
| 526 | w = w_old + (int) (0.15 * w_old); |
| 527 | h = h_old + (int) (0.15 * h_old); |
| 528 | } else if (b == -1) { |
| 529 | w = w_old - (int) (0.15 * w_old); |
| 530 | h = h_old - (int) (0.15 * h_old); |
| 531 | } else { |
| 532 | return; |
| 533 | } |
| 534 | |
| 535 | if (! v4l1_resize(raw_fb_fd, w, h)) { |
| 536 | return; |
| 537 | } |
| 538 | |
| 539 | v4l_requery(); |
| 540 | |
| 541 | push_black_screen(4); |
| 542 | |
| 543 | ignore_all = 1; |
| 544 | do_new_fb(1); |
| 545 | ignore_all = 0; |
| 546 | #else |
| 547 | if (!b) {} |
| 548 | #endif |
| 549 | } |
| 550 | |
| 551 | static void v4l_sta(int sta) { |
| 552 | #ifdef V4L_OK |
| 553 | unsigned long freq = 0; |
| 554 | int cur = lookup_station(last_freq); |
| 555 | |
| 556 | if (! last_freq) { |
| 557 | if (sta == 0 || sta == -1) { |
| 558 | sta = 11; |
| 559 | } |
| 560 | } |
| 561 | |
| 562 | if (sta == -1) { |
| 563 | while (cur > 0) { |
| 564 | freq = lookup_freq(--cur); |
| 565 | if (freq) { |
| 566 | break; |
| 567 | } |
| 568 | } |
| 569 | } else if (sta == 0) { |
| 570 | while (cur < CHANNEL_MAX - 1) { |
| 571 | freq = lookup_freq(++cur); |
| 572 | if (freq) { |
| 573 | break; |
| 574 | } |
| 575 | } |
| 576 | } else { |
| 577 | freq = lookup_freq(sta); |
| 578 | cur = sta; |
| 579 | } |
| 580 | fprintf(stderr, "to station %d / %d\n", cur, (int) freq); |
| 581 | v4l1_setfreq(raw_fb_fd, freq, 0); |
| 582 | #else |
| 583 | if (!sta) {} |
| 584 | #endif |
| 585 | } |
| 586 | |
| 587 | static void v4l_inp(int inp) { |
| 588 | #ifdef V4L_OK |
| 589 | int next = -1; |
| 590 | if (inp == -1) { |
| 591 | inp = last_channel + 1; |
| 592 | if (inp >= v4l1_capability.channels) { |
| 593 | inp = 0; |
| 594 | } |
| 595 | next = inp; |
| 596 | } else if (inp == -2) { |
| 597 | inp = last_channel - 1; |
| 598 | if (inp < 0) { |
| 599 | inp = v4l1_capability.channels - 1; |
| 600 | } |
| 601 | next = inp; |
| 602 | } else { |
| 603 | next = inp; |
| 604 | } |
| 605 | v4l1_set_input(raw_fb_fd, next); |
| 606 | #else |
| 607 | if (!inp) {} |
| 608 | #endif |
| 609 | } |
| 610 | |
| 611 | static void v4l_fmt(char *fmt) { |
| 612 | if (v4l1_setfmt(raw_fb_fd, fmt)) { |
| 613 | v4l_requery(); |
| 614 | |
| 615 | ignore_all = 1; |
| 616 | do_new_fb(1); |
| 617 | ignore_all = 0; |
| 618 | } |
| 619 | } |
| 620 | |
| 621 | void v4l_key_command(rfbBool down, rfbKeySym keysym, rfbClientPtr client) { |
| 622 | allowed_input_t input; |
| 623 | |
| 624 | if (raw_fb_fd < 0) { |
| 625 | return; |
| 626 | } |
| 627 | if (! down) { |
| 628 | return; |
| 629 | } |
| 630 | if (view_only) { |
| 631 | return; |
| 632 | } |
| 633 | get_allowed_input(client, &input); |
| 634 | if (! input.keystroke) { |
| 635 | return; |
| 636 | } |
| 637 | |
| 638 | if (keysym == XK_b) { |
| 639 | v4l_br(-1); |
| 640 | } else if (keysym == XK_B) { |
| 641 | v4l_br(+1); |
| 642 | } else if (keysym == XK_h) { |
| 643 | v4l_hu(-1); |
| 644 | } else if (keysym == XK_H) { |
| 645 | v4l_hu(+1); |
| 646 | } else if (keysym == XK_c) { |
| 647 | v4l_co(-1); |
| 648 | } else if (keysym == XK_C) { |
| 649 | v4l_co(+1); |
| 650 | } else if (keysym == XK_n) { |
| 651 | v4l_cn(-1); |
| 652 | } else if (keysym == XK_N) { |
| 653 | v4l_cn(+1); |
| 654 | } else if (keysym == XK_s) { |
| 655 | v4l_sz(-1); |
| 656 | } else if (keysym == XK_S) { |
| 657 | v4l_sz(+1); |
| 658 | } else if (keysym == XK_i) { |
| 659 | v4l_inp(-1); |
| 660 | } else if (keysym == XK_I) { |
| 661 | v4l_inp(-2); |
| 662 | } else if (keysym == XK_Up) { |
| 663 | v4l_sta(+0); |
| 664 | } else if (keysym == XK_Down) { |
| 665 | v4l_sta(-1); |
| 666 | } else if (keysym == XK_F1) { |
| 667 | v4l_fmt("HI240"); |
| 668 | } else if (keysym == XK_F2) { |
| 669 | v4l_fmt("RGB565"); |
| 670 | } else if (keysym == XK_F3) { |
| 671 | v4l_fmt("RGB24"); |
| 672 | } else if (keysym == XK_F4) { |
| 673 | v4l_fmt("RGB32"); |
| 674 | } else if (keysym == XK_F5) { |
| 675 | v4l_fmt("RGB555"); |
| 676 | } else if (keysym == XK_F6) { |
| 677 | v4l_fmt("GREY"); |
| 678 | } |
| 679 | if (client) {} |
| 680 | } |
| 681 | |
| 682 | |
| 683 | void v4l_pointer_command(int mask, int x, int y, rfbClientPtr client) { |
| 684 | /* do not forget viewonly perms */ |
| 685 | if (mask || x || y || client) {} |
| 686 | } |
| 687 | |
| 688 | static int colon_n(char *line) { |
| 689 | char *q; |
| 690 | int n; |
| 691 | q = strrchr(line, ':'); |
| 692 | if (! q) { |
| 693 | return 0; |
| 694 | } |
| 695 | q = lblanks(q+1); |
| 696 | if (sscanf(q, "%d", &n) == 1) { |
| 697 | return n; |
| 698 | } |
| 699 | return 0; |
| 700 | } |
| 701 | |
| 702 | static char *colon_str(char *line) { |
| 703 | char *q, *p, *t; |
| 704 | q = strrchr(line, ':'); |
| 705 | if (! q) { |
| 706 | return strdup(""); |
| 707 | } |
| 708 | q = lblanks(q+1); |
| 709 | p = strpbrk(q, " \t\n"); |
| 710 | if (p) { |
| 711 | *p = '\0'; |
| 712 | } |
| 713 | t = strdup(q); |
| 714 | *p = '\n'; |
| 715 | return t; |
| 716 | } |
| 717 | |
| 718 | static char *colon_tag(char *line) { |
| 719 | char *q, *p, *t; |
| 720 | q = strrchr(line, '['); |
| 721 | if (! q) { |
| 722 | return strdup(""); |
| 723 | } |
| 724 | q++; |
| 725 | p = strrchr(q, ']'); |
| 726 | if (! p) { |
| 727 | return strdup(""); |
| 728 | } |
| 729 | *p = '\0'; |
| 730 | t = strdup(q); |
| 731 | *p = ']'; |
| 732 | return t; |
| 733 | } |
| 734 | |
| 735 | static void lookup_rgb(char *fmt, int *bits, int *rev) { |
| 736 | int tb, tr; |
| 737 | |
| 738 | if (v4l2_lu_palette_str(fmt, &tb, &tr)) { |
| 739 | *bits = tb; |
| 740 | *rev = tr; |
| 741 | return; |
| 742 | } |
| 743 | if (v4l1_lu_palette_str(fmt, &tb, &tr)) { |
| 744 | *bits = tb; |
| 745 | *rev = tr; |
| 746 | return; |
| 747 | } |
| 748 | } |
| 749 | |
| 750 | static char *v4l1_lu_palette(unsigned short palette) { |
| 751 | switch(palette) { |
| 752 | #ifdef V4L_OK |
| 753 | case VIDEO_PALETTE_GREY: return "GREY"; |
| 754 | case VIDEO_PALETTE_HI240: return "HI240"; |
| 755 | case VIDEO_PALETTE_RGB565: return "RGB565"; |
| 756 | case VIDEO_PALETTE_RGB24: return "RGB24"; |
| 757 | case VIDEO_PALETTE_RGB32: return "RGB32"; |
| 758 | case VIDEO_PALETTE_RGB555: return "RGB555"; |
| 759 | case VIDEO_PALETTE_YUV422: return "YUV422"; |
| 760 | case VIDEO_PALETTE_YUYV: return "YUYV"; |
| 761 | case VIDEO_PALETTE_UYVY: return "UYVY"; |
| 762 | case VIDEO_PALETTE_YUV420: return "YUV420"; |
| 763 | case VIDEO_PALETTE_YUV411: return "YUV411"; |
| 764 | case VIDEO_PALETTE_RAW: return "RAW"; |
| 765 | case VIDEO_PALETTE_YUV422P: return "YUV422P"; |
| 766 | case VIDEO_PALETTE_YUV411P: return "YUV411P"; |
| 767 | case VIDEO_PALETTE_YUV420P: return "YUV420P"; |
| 768 | case VIDEO_PALETTE_YUV410P: return "YUV410P"; |
| 769 | #endif |
| 770 | default: return "unknown"; |
| 771 | } |
| 772 | } |
| 773 | |
| 774 | static unsigned short v4l1_lu_palette_str(char *name, int *bits, int *rev) { |
| 775 | #ifdef V4L_OK |
| 776 | *rev = 0; |
| 777 | if (!strcmp(name, "RGB555")) { |
| 778 | *bits = 16; |
| 779 | return VIDEO_PALETTE_RGB555; |
| 780 | } else if (!strcmp(name, "RGB565")) { |
| 781 | *bits = 16; |
| 782 | return VIDEO_PALETTE_RGB565; |
| 783 | } else if (!strcmp(name, "RGB24")) { |
| 784 | *bits = 24; |
| 785 | return VIDEO_PALETTE_RGB24; |
| 786 | } else if (!strcmp(name, "RGB32")) { |
| 787 | *bits = 32; |
| 788 | return VIDEO_PALETTE_RGB32; |
| 789 | } else if (!strcmp(name, "HI240")) { |
| 790 | *bits = 8; |
| 791 | return VIDEO_PALETTE_HI240; |
| 792 | } else if (!strcmp(name, "GREY")) { |
| 793 | *bits = 8; |
| 794 | return VIDEO_PALETTE_GREY; |
| 795 | } |
| 796 | #else |
| 797 | if (!name || !bits || !rev) {} |
| 798 | #endif |
| 799 | return 0; |
| 800 | } |
| 801 | |
| 802 | static char *v4l2_lu_palette(unsigned int fmt) { |
| 803 | switch(fmt) { |
| 804 | #if defined(V4L_OK) && HAVE_V4L2 |
| 805 | case V4L2_PIX_FMT_RGB332: return "RGB332"; |
| 806 | case V4L2_PIX_FMT_RGB555: return "RGB555"; |
| 807 | case V4L2_PIX_FMT_RGB565: return "RGB565"; |
| 808 | case V4L2_PIX_FMT_RGB555X: return "RGB555X"; |
| 809 | case V4L2_PIX_FMT_RGB565X: return "RGB565X"; |
| 810 | case V4L2_PIX_FMT_BGR24: return "BGR24"; |
| 811 | case V4L2_PIX_FMT_RGB24: return "RGB24"; |
| 812 | case V4L2_PIX_FMT_BGR32: return "BGR32"; |
| 813 | case V4L2_PIX_FMT_RGB32: return "RGB32"; |
| 814 | case V4L2_PIX_FMT_GREY: return "GREY"; |
| 815 | case V4L2_PIX_FMT_YVU410: return "YVU410"; |
| 816 | case V4L2_PIX_FMT_YVU420: return "YVU420"; |
| 817 | case V4L2_PIX_FMT_YUYV: return "YUYV"; |
| 818 | case V4L2_PIX_FMT_UYVY: return "UYVY"; |
| 819 | case V4L2_PIX_FMT_YUV422P: return "YUV422P"; |
| 820 | case V4L2_PIX_FMT_YUV411P: return "YUV411P"; |
| 821 | case V4L2_PIX_FMT_Y41P: return "Y41P"; |
| 822 | case V4L2_PIX_FMT_NV12: return "NV12"; |
| 823 | case V4L2_PIX_FMT_NV21: return "NV21"; |
| 824 | case V4L2_PIX_FMT_YUV410: return "YUV410"; |
| 825 | case V4L2_PIX_FMT_YUV420: return "YUV420"; |
| 826 | case V4L2_PIX_FMT_YYUV: return "YYUV"; |
| 827 | case V4L2_PIX_FMT_HI240: return "HI240"; |
| 828 | case V4L2_PIX_FMT_MJPEG: return "MJPEG"; |
| 829 | case V4L2_PIX_FMT_JPEG: return "JPEG"; |
| 830 | case V4L2_PIX_FMT_DV: return "DV"; |
| 831 | case V4L2_PIX_FMT_MPEG: return "MPEG"; |
| 832 | #endif |
| 833 | default: return "unknown"; |
| 834 | } |
| 835 | } |
| 836 | |
| 837 | static unsigned int v4l2_lu_palette_str(char *name, int *bits, int *rev) { |
| 838 | #if defined(V4L_OK) && HAVE_V4L2 |
| 839 | if (!strcmp(name, "RGB1") || !strcmp(name, "RGB332")) { |
| 840 | *bits = 8; |
| 841 | *rev = 0; |
| 842 | return V4L2_PIX_FMT_RGB332; |
| 843 | } else if (!strcmp(name, "RGBO") || !strcmp(name, "RGB555")) { |
| 844 | *bits = 16; |
| 845 | *rev = 0; |
| 846 | return V4L2_PIX_FMT_RGB555; |
| 847 | } else if (!strcmp(name, "RGBP") || !strcmp(name, "RGB565")) { |
| 848 | *bits = 16; |
| 849 | *rev = 0; |
| 850 | return V4L2_PIX_FMT_RGB565; |
| 851 | } else if (!strcmp(name, "RGBQ") || !strcmp(name, "RGB555X")) { |
| 852 | *bits = 16; |
| 853 | *rev = 1; |
| 854 | return V4L2_PIX_FMT_RGB555X; |
| 855 | } else if (!strcmp(name, "RGBR") || !strcmp(name, "RGB565X")) { |
| 856 | *bits = 16; |
| 857 | *rev = 1; |
| 858 | return V4L2_PIX_FMT_RGB565X; |
| 859 | } else if (!strcmp(name, "BGR3") || !strcmp(name, "BGR24")) { |
| 860 | *bits = 24; |
| 861 | *rev = 1; |
| 862 | return V4L2_PIX_FMT_BGR24; |
| 863 | } else if (!strcmp(name, "RGB3") || !strcmp(name, "RGB24")) { |
| 864 | *bits = 24; |
| 865 | *rev = 0; |
| 866 | return V4L2_PIX_FMT_RGB24; |
| 867 | } else if (!strcmp(name, "BGR4") || !strcmp(name, "BGR32")) { |
| 868 | *bits = 32; |
| 869 | *rev = 1; |
| 870 | return V4L2_PIX_FMT_BGR32; |
| 871 | } else if (!strcmp(name, "RGB4") || !strcmp(name, "RGB32")) { |
| 872 | *bits = 32; |
| 873 | *rev = 0; |
| 874 | return V4L2_PIX_FMT_RGB32; |
| 875 | } else if (!strcmp(name, "GREY")) { |
| 876 | *bits = 8; |
| 877 | *rev = 0; |
| 878 | return V4L2_PIX_FMT_GREY; |
| 879 | } |
| 880 | #else |
| 881 | if (!name || !bits || !rev) {} |
| 882 | #endif |
| 883 | return 0; |
| 884 | } |
| 885 | |
| 886 | static int v4l1_query(int fd, int v) { |
| 887 | #ifdef V4L_OK |
| 888 | unsigned int i; |
| 889 | |
| 890 | memset(&v4l1_capability, 0, sizeof(v4l1_capability)); |
| 891 | memset(&v4l1_channel, 0, sizeof(v4l1_channel)); |
| 892 | memset(&v4l1_tuner, 0, sizeof(v4l1_tuner)); |
| 893 | memset(&v4l1_picture, 0, sizeof(v4l1_picture)); |
| 894 | memset(&v4l1_window, 0, sizeof(v4l1_window)); |
| 895 | |
| 896 | if (v) fprintf(stderr, "\nV4L_1 query:\n"); |
| 897 | #ifdef VIDIOCGCAP |
| 898 | if (ioctl(fd, VIDIOCGCAP, &v4l1_capability) == -1) { |
| 899 | perror("ioctl VIDIOCGCAP"); |
| 900 | fprintf(stderr, "\n"); |
| 901 | return 0; |
| 902 | } |
| 903 | #else |
| 904 | return 0; |
| 905 | #endif |
| 906 | if (v) fprintf(stderr, "v4l-1 capability:\n"); |
| 907 | if (v) fprintf(stderr, " name: %s\n", v4l1_capability.name); |
| 908 | if (v) fprintf(stderr, " channels: %d\n", v4l1_capability.channels); |
| 909 | if (v) fprintf(stderr, " audios: %d\n", v4l1_capability.audios); |
| 910 | if (v) fprintf(stderr, " maxwidth: %d\n", v4l1_capability.maxwidth); |
| 911 | if (v) fprintf(stderr, " maxheight: %d\n", v4l1_capability.maxheight); |
| 912 | if (v) fprintf(stderr, " minwidth: %d\n", v4l1_capability.minwidth); |
| 913 | if (v) fprintf(stderr, " minheight: %d\n", v4l1_capability.minheight); |
| 914 | |
| 915 | for (i=0; (int) i < v4l1_capability.channels; i++) { |
| 916 | char *type = "unknown"; |
| 917 | memset(&v4l1_channel, 0, sizeof(v4l1_channel)); |
| 918 | v4l1_channel.channel = i; |
| 919 | if (ioctl(fd, VIDIOCGCHAN, &v4l1_channel) == -1) { |
| 920 | perror("ioctl VIDIOCGCHAN"); |
| 921 | continue; |
| 922 | } |
| 923 | if (v4l1_channel.type == VIDEO_TYPE_TV) { |
| 924 | type = "TV"; |
| 925 | } else if (v4l1_channel.type == VIDEO_TYPE_CAMERA) { |
| 926 | type = "CAMERA"; |
| 927 | } |
| 928 | if (v) fprintf(stderr, " channel[%d]: %s\ttuners: %d norm: %d type: %d %s\n", |
| 929 | i, v4l1_channel.name, v4l1_channel.tuners, v4l1_channel.norm, |
| 930 | v4l1_channel.type, type); |
| 931 | } |
| 932 | |
| 933 | memset(&v4l1_tuner, 0, sizeof(v4l1_tuner)); |
| 934 | if (ioctl(fd, VIDIOCGTUNER, &v4l1_tuner) != -1) { |
| 935 | char *mode = "unknown"; |
| 936 | if (v4l1_tuner.mode == VIDEO_MODE_PAL) { |
| 937 | mode = "PAL"; |
| 938 | } else if (v4l1_tuner.mode == VIDEO_MODE_NTSC) { |
| 939 | mode = "NTSC"; |
| 940 | } else if (v4l1_tuner.mode == VIDEO_MODE_SECAM) { |
| 941 | mode = "SECAM"; |
| 942 | } else if (v4l1_tuner.mode == VIDEO_MODE_AUTO) { |
| 943 | mode = "AUTO"; |
| 944 | } |
| 945 | |
| 946 | if (v) fprintf(stderr, " tuner[%d]: %s\tflags: 0x%x mode: %s\n", |
| 947 | v4l1_tuner.tuner, v4l1_tuner.name, v4l1_tuner.flags, mode); |
| 948 | |
| 949 | } |
| 950 | |
| 951 | if (ioctl(fd, VIDIOCGPICT, &v4l1_picture) == -1) { |
| 952 | perror("ioctl VIDIOCGCHAN"); |
| 953 | return 0; |
| 954 | } |
| 955 | if (v) fprintf(stderr, "v4l-1 picture:\n"); |
| 956 | if (v) fprintf(stderr, " brightness: %d\n", v4l1_picture.brightness); |
| 957 | if (v) fprintf(stderr, " hue: %d\n", v4l1_picture.hue); |
| 958 | if (v) fprintf(stderr, " colour: %d\n", v4l1_picture.colour); |
| 959 | if (v) fprintf(stderr, " contrast: %d\n", v4l1_picture.contrast); |
| 960 | if (v) fprintf(stderr, " whiteness: %d\n", v4l1_picture.whiteness); |
| 961 | if (v) fprintf(stderr, " depth: %d\n", v4l1_picture.depth); |
| 962 | if (v) fprintf(stderr, " palette: %d %s\n", v4l1_picture.palette, |
| 963 | v4l1_lu_palette(v4l1_picture.palette)); |
| 964 | |
| 965 | if (ioctl(fd, VIDIOCGWIN, &v4l1_window) == -1) { |
| 966 | perror("ioctl VIDIOCGWIN"); |
| 967 | if (v) fprintf(stderr, "\n"); |
| 968 | return 0; |
| 969 | } |
| 970 | if (v) fprintf(stderr, "v4l-1 window:\n"); |
| 971 | if (v) fprintf(stderr, " x: %d\n", v4l1_window.x); |
| 972 | if (v) fprintf(stderr, " y: %d\n", v4l1_window.y); |
| 973 | if (v) fprintf(stderr, " width: %d\n", v4l1_window.width); |
| 974 | if (v) fprintf(stderr, " height: %d\n", v4l1_window.height); |
| 975 | if (v) fprintf(stderr, " chromakey: %d\n", v4l1_window.chromakey); |
| 976 | if (v) fprintf(stderr, "\n"); |
| 977 | |
| 978 | return 1; |
| 979 | #else |
| 980 | if (!fd || !v) {} |
| 981 | return 0; |
| 982 | #endif /* V4L_OK */ |
| 983 | |
| 984 | } |
| 985 | static int v4l2_query(int fd, int v) { |
| 986 | #if defined(V4L_OK) && HAVE_V4L2 |
| 987 | unsigned int i; |
| 988 | |
| 989 | memset(&v4l2_capability, 0, sizeof(v4l2_capability)); |
| 990 | memset(&v4l2_input, 0, sizeof(v4l2_input)); |
| 991 | memset(&v4l2_tuner, 0, sizeof(v4l2_tuner)); |
| 992 | memset(&v4l2_fmtdesc, 0, sizeof(v4l2_fmtdesc)); |
| 993 | memset(&v4l2_format, 0, sizeof(v4l2_format)); |
| 994 | |
| 995 | if (v) fprintf(stderr, "\nV4L_2 query:\n"); |
| 996 | #ifdef VIDIOC_QUERYCAP |
| 997 | if (ioctl(fd, VIDIOC_QUERYCAP, &v4l2_capability) == -1) { |
| 998 | perror("ioctl VIDIOC_QUERYCAP"); |
| 999 | if (v) fprintf(stderr, "\n"); |
| 1000 | return 0; |
| 1001 | } |
| 1002 | #else |
| 1003 | return 0; |
| 1004 | #endif |
| 1005 | |
| 1006 | if (v) fprintf(stderr, "v4l-2 capability:\n"); |
| 1007 | if (v) fprintf(stderr, " driver: %s\n", v4l2_capability.driver); |
| 1008 | if (v) fprintf(stderr, " card: %s\n", v4l2_capability.card); |
| 1009 | if (v) fprintf(stderr, " bus_info: %s\n", v4l2_capability.bus_info); |
| 1010 | if (v) fprintf(stderr, " version: %d\n", v4l2_capability.version); |
| 1011 | if (v) fprintf(stderr, " capabilities: %u\n", v4l2_capability.capabilities); |
| 1012 | |
| 1013 | for (i=0; ; i++) { |
| 1014 | memset(&v4l2_input, 0, sizeof(v4l2_input)); |
| 1015 | v4l2_input.index = i; |
| 1016 | if (ioctl(fd, VIDIOC_ENUMINPUT, &v4l2_input) == -1) { |
| 1017 | break; |
| 1018 | } |
| 1019 | if (v) fprintf(stderr, " input[%d]: %s\ttype: %d tuner: %d\n", |
| 1020 | i, v4l2_input.name, v4l2_input.type, v4l2_input.tuner); |
| 1021 | } |
| 1022 | if (v4l2_capability.capabilities & V4L2_CAP_TUNER) { |
| 1023 | for (i=0; ; i++) { |
| 1024 | memset(&v4l2_tuner, 0, sizeof(v4l2_tuner)); |
| 1025 | v4l2_tuner.index = i; |
| 1026 | if (ioctl(fd, VIDIOC_G_TUNER, &v4l2_tuner) == -1) { |
| 1027 | break; |
| 1028 | } |
| 1029 | if (v) fprintf(stderr, " tuner[%d]: %s\ttype: %d\n", |
| 1030 | i, v4l2_tuner.name, v4l2_tuner.type); |
| 1031 | } |
| 1032 | } |
| 1033 | if (v4l2_capability.capabilities & V4L2_CAP_VIDEO_CAPTURE) { |
| 1034 | for (i=0; ; i++) { |
| 1035 | memset(&v4l2_fmtdesc, 0, sizeof(v4l2_fmtdesc)); |
| 1036 | v4l2_fmtdesc.index = i; |
| 1037 | v4l2_fmtdesc.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 1038 | |
| 1039 | if (ioctl(fd, VIDIOC_ENUM_FMT, &v4l2_fmtdesc) == -1) { |
| 1040 | break; |
| 1041 | } |
| 1042 | if (v) fprintf(stderr, " fmtdesc[%d]: %s\ttype: %d" |
| 1043 | " pixelformat: %d\n", |
| 1044 | i, v4l2_fmtdesc.description, v4l2_fmtdesc.type, |
| 1045 | v4l2_fmtdesc.pixelformat); |
| 1046 | } |
| 1047 | v4l2_format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 1048 | if (ioctl(fd, VIDIOC_G_FMT, &v4l2_format) == -1) { |
| 1049 | perror("ioctl VIDIOC_G_FMT"); |
| 1050 | } else { |
| 1051 | if (v) fprintf(stderr, " width: %d\n", v4l2_format.fmt.pix.width); |
| 1052 | if (v) fprintf(stderr, " height: %d\n", v4l2_format.fmt.pix.height); |
| 1053 | if (v) fprintf(stderr, " format: %u %s\n", |
| 1054 | v4l2_format.fmt.pix.pixelformat, |
| 1055 | v4l2_lu_palette(v4l2_format.fmt.pix.pixelformat)); |
| 1056 | } |
| 1057 | } |
| 1058 | |
| 1059 | return 1; |
| 1060 | #else |
| 1061 | if (!fd || !v) {} |
| 1062 | return 0; |
| 1063 | #endif /* V4L_OK && HAVE_V4L2 */ |
| 1064 | |
| 1065 | } |
| 1066 | |
| 1067 | static int open_dev(char *dev) { |
| 1068 | int dfd = -1; |
| 1069 | if (! dev) { |
| 1070 | return dfd; |
| 1071 | } |
| 1072 | dfd = open(dev, O_RDWR); |
| 1073 | if (dfd < 0) { |
| 1074 | rfbLog("failed to rawfb file: %s O_RDWR\n", dev); |
| 1075 | rfbLogPerror("open"); |
| 1076 | dfd = open(dev, O_RDONLY); |
| 1077 | } |
| 1078 | if (dfd < 0) { |
| 1079 | rfbLog("failed to rawfb file: %s\n", dev); |
| 1080 | rfbLog("failed to rawfb file: %s O_RDONLY\n", dev); |
| 1081 | rfbLogPerror("open"); |
| 1082 | } |
| 1083 | return dfd; |
| 1084 | } |
| 1085 | |
| 1086 | static char *guess_via_v4l(char *dev, int *fd) { |
| 1087 | #ifdef V4L_OK |
| 1088 | int dfd; |
| 1089 | |
| 1090 | if (*fd < 0) { |
| 1091 | dfd = open_dev(dev); |
| 1092 | *fd = dfd; |
| 1093 | } |
| 1094 | dfd = *fd; |
| 1095 | if (dfd < 0) { |
| 1096 | return NULL; |
| 1097 | } |
| 1098 | if (v4l1_cap < 0) { |
| 1099 | v4l1_cap = v4l1_query(dfd, 1); |
| 1100 | } |
| 1101 | if (v4l2_cap < 0) { |
| 1102 | v4l2_cap = v4l2_query(dfd, 1); |
| 1103 | } |
| 1104 | |
| 1105 | if (v4l2_cap) { |
| 1106 | #if HAVE_V4L2 |
| 1107 | int g_w = v4l2_format.fmt.pix.width; |
| 1108 | int g_h = v4l2_format.fmt.pix.height; |
| 1109 | int g_d = 0, g_rev; |
| 1110 | |
| 1111 | if (v4l2_format.fmt.pix.pixelformat) { |
| 1112 | char *str = v4l2_lu_palette(v4l2_format.fmt.pix.pixelformat); |
| 1113 | if (strcmp(str, "unknown")) { |
| 1114 | v4l2_lu_palette_str(str, &g_d, &g_rev); |
| 1115 | } |
| 1116 | } |
| 1117 | |
| 1118 | if (g_w > 0 && g_h > 0 && g_d > 0) { |
| 1119 | char *atparms = (char *) malloc(200); |
| 1120 | char *pal = v4l2_lu_palette(v4l2_format.fmt.pix.pixelformat); |
| 1121 | sprintf(atparms, "%dx%dx%d", g_w, g_h, g_d); |
| 1122 | if (strstr(pal, "RGB555")) { |
| 1123 | strcat(atparms, ":7c00/3e0/1f"); |
| 1124 | } |
| 1125 | *fd = dfd; |
| 1126 | return atparms; |
| 1127 | } |
| 1128 | #endif |
| 1129 | } |
| 1130 | if (v4l1_cap) { |
| 1131 | int g_w = v4l1_window.width; |
| 1132 | int g_h = v4l1_window.height; |
| 1133 | int g_d = v4l1_picture.depth; |
| 1134 | int g_rev; |
| 1135 | if (g_d == 0) { |
| 1136 | char *str = v4l1_lu_palette(v4l1_picture.palette); |
| 1137 | if (strcmp(str, "unknown")) { |
| 1138 | v4l1_lu_palette_str(str, &g_d, &g_rev); |
| 1139 | } |
| 1140 | } |
| 1141 | if (0) fprintf(stderr, "v4l1: %d %d %d\n", g_w, g_h, g_d); |
| 1142 | if (g_w > 0 && g_h > 0 && g_d > 0) { |
| 1143 | char *atparms = (char *) malloc(200); |
| 1144 | char *pal = v4l1_lu_palette(v4l1_picture.palette); |
| 1145 | fprintf(stderr, "palette: %s\n", pal); |
| 1146 | sprintf(atparms, "%dx%dx%d", g_w, g_h, g_d); |
| 1147 | if (strstr(pal, "RGB555")) { |
| 1148 | strcat(atparms, ":7c00/3e0/1f"); |
| 1149 | } |
| 1150 | *fd = dfd; |
| 1151 | return atparms; |
| 1152 | } |
| 1153 | } |
| 1154 | |
| 1155 | /* failure */ |
| 1156 | close(dfd); |
| 1157 | return NULL; |
| 1158 | #else |
| 1159 | if (!dev || !fd) {} |
| 1160 | return NULL; |
| 1161 | #endif |
| 1162 | } |
| 1163 | |
| 1164 | static char *guess_via_v4l_info(char *dev, int *fd) { |
| 1165 | char *atparms, *cmd; |
| 1166 | char line[1024], tmp[] = "/tmp/x11vnc-tmp.XXXXXX"; |
| 1167 | FILE *out; |
| 1168 | int tmp_fd, len, rc, curr = 0; |
| 1169 | int g_w = 0, g_h = 0, g_b = 0, mask_rev = 0; |
| 1170 | char *g_fmt = NULL; |
| 1171 | |
| 1172 | if (*fd) {} |
| 1173 | |
| 1174 | /* v4l-info */ |
| 1175 | if (no_external_cmds || !cmd_ok("v4l-info")) { |
| 1176 | rfbLog("guess_via_v4l_info: cannot run external " |
| 1177 | "command: v4l-info\n"); |
| 1178 | return NULL; |
| 1179 | } |
| 1180 | |
| 1181 | if (strchr(dev, '\'')) { |
| 1182 | rfbLog("guess_via_v4l_info: bad dev string: %s\n", dev); |
| 1183 | return NULL; |
| 1184 | } |
| 1185 | |
| 1186 | tmp_fd = mkstemp(tmp); |
| 1187 | if (tmp_fd < 0) { |
| 1188 | return NULL; |
| 1189 | } |
| 1190 | |
| 1191 | len = strlen("v4l-info")+1+1+strlen(dev)+1+1+1+1+strlen(tmp)+1; |
| 1192 | cmd = (char *) malloc(len); |
| 1193 | rfbLog("guess_via_v4l_info running: v4l-info '%s'\n", dev); |
| 1194 | sprintf(cmd, "v4l-info '%s' > %s", dev, tmp); |
| 1195 | |
| 1196 | close(tmp_fd); |
| 1197 | close_exec_fds(); |
| 1198 | rc = system(cmd); |
| 1199 | if (rc != 0) { |
| 1200 | unlink(tmp); |
| 1201 | return NULL; |
| 1202 | } |
| 1203 | |
| 1204 | out = fopen(tmp, "r"); |
| 1205 | if (out == NULL) { |
| 1206 | unlink(tmp); |
| 1207 | return NULL; |
| 1208 | } |
| 1209 | |
| 1210 | curr = 0; |
| 1211 | while (fgets(line, 1024, out) != NULL) { |
| 1212 | char *lb = lblanks(line); |
| 1213 | if (strstr(line, "video capture") == line) { |
| 1214 | curr = C_VIDEO_CAPTURE; |
| 1215 | } else if (strstr(line, "picture") == line) { |
| 1216 | curr = C_PICTURE; |
| 1217 | } else if (strstr(line, "window") == line) { |
| 1218 | curr = C_WINDOW; |
| 1219 | } |
| 1220 | |
| 1221 | if (0) fprintf(stderr, "lb: %s", lb); |
| 1222 | |
| 1223 | if (curr == C_VIDEO_CAPTURE) { |
| 1224 | if (strstr(lb, "pixelformat ") == lb) { |
| 1225 | fprintf(stderr, "%s", line); |
| 1226 | } else if (strstr(lb, "fmt.pix.width ") == lb) { |
| 1227 | if (! g_w) { |
| 1228 | g_w = colon_n(line); |
| 1229 | } |
| 1230 | } else if (strstr(lb, "fmt.pix.height ") == lb) { |
| 1231 | if (! g_h) { |
| 1232 | g_h = colon_n(line); |
| 1233 | } |
| 1234 | } else if (strstr(lb, "fmt.pix.pixelformat ") == lb) { |
| 1235 | if (! g_fmt) { |
| 1236 | g_fmt = colon_tag(line); |
| 1237 | } |
| 1238 | } |
| 1239 | } else if (curr == C_PICTURE) { |
| 1240 | if (strstr(lb, "depth ") == lb) { |
| 1241 | if (! g_b) { |
| 1242 | g_b = colon_n(line); |
| 1243 | } |
| 1244 | } else if (strstr(lb, "palette ") == lb) { |
| 1245 | if (! g_fmt) { |
| 1246 | g_fmt = colon_str(line); |
| 1247 | } |
| 1248 | } |
| 1249 | } else if (curr == C_WINDOW) { |
| 1250 | if (strstr(lb, "width ") == lb) { |
| 1251 | if (! g_w) { |
| 1252 | g_w = colon_n(line); |
| 1253 | } |
| 1254 | } else if (strstr(lb, "height ") == lb) { |
| 1255 | if (! g_h) { |
| 1256 | g_h = colon_n(line); |
| 1257 | } |
| 1258 | } |
| 1259 | } |
| 1260 | } |
| 1261 | fclose(out); |
| 1262 | unlink(tmp); |
| 1263 | |
| 1264 | if (! g_w) { |
| 1265 | rfbLog("could not guess device width.\n"); |
| 1266 | return NULL; |
| 1267 | } |
| 1268 | rfbLog("guessed device width: %d\n", g_w); |
| 1269 | |
| 1270 | if (! g_h) { |
| 1271 | rfbLog("could not guess device height.\n"); |
| 1272 | return NULL; |
| 1273 | } |
| 1274 | rfbLog("guessed device height: %d\n", g_h); |
| 1275 | |
| 1276 | if (g_fmt) { |
| 1277 | rfbLog("guessed pixel fmt: %s\n", g_fmt); |
| 1278 | lookup_rgb(g_fmt, &g_b, &mask_rev); |
| 1279 | } |
| 1280 | if (! g_b) { |
| 1281 | rfbLog("could not guess device bpp.\n"); |
| 1282 | return NULL; |
| 1283 | } |
| 1284 | rfbLog("guessed device bpp: %d\n", g_b); |
| 1285 | |
| 1286 | atparms = (char *) malloc(100); |
| 1287 | sprintf(atparms, "%dx%dx%d", g_w, g_h, g_b); |
| 1288 | return atparms; |
| 1289 | } |
| 1290 | |
| 1291 | static void parse_str(char *str, char **dev, char **settings, char **atparms) { |
| 1292 | char *p, *q, *s = NULL; |
| 1293 | |
| 1294 | q = strchr(str, '@'); |
| 1295 | if (q && strlen(q+1) > 0) { |
| 1296 | /* ends @WxHXB... */ |
| 1297 | *atparms = strdup(q+1); |
| 1298 | *q = '\0'; |
| 1299 | } |
| 1300 | |
| 1301 | q = strchr(str, ':'); |
| 1302 | if (q && strlen(q+1) > 0) { |
| 1303 | /* ends :br=N,w=N... */ |
| 1304 | s = strdup(q+1); |
| 1305 | *settings = s; |
| 1306 | *q = '\0'; |
| 1307 | } |
| 1308 | |
| 1309 | if (s != NULL) { |
| 1310 | /* see if fn=filename */ |
| 1311 | q = strstr(s, "fn="); |
| 1312 | if (q) { |
| 1313 | q += strlen("fn="); |
| 1314 | p = strchr(q, ','); |
| 1315 | if (p) { |
| 1316 | *p = '\0'; |
| 1317 | *dev = strdup(q); |
| 1318 | *p = ','; |
| 1319 | } else { |
| 1320 | *dev = strdup(q); |
| 1321 | } |
| 1322 | rfbLog("set video device to: '%s'\n", *dev); |
| 1323 | } |
| 1324 | } |
| 1325 | |
| 1326 | if (*dev == NULL) { |
| 1327 | struct stat sbuf; |
| 1328 | s = (char *) malloc(strlen("/dev/") + strlen(str) + 2); |
| 1329 | if (strstr(str, "/dev/") == str) { |
| 1330 | sprintf(s, "%s", str); |
| 1331 | } else { |
| 1332 | sprintf(s, "/dev/%s", str); |
| 1333 | } |
| 1334 | rfbLog("Checking existence of '%s'\n", s); |
| 1335 | if (stat(s, &sbuf) != 0) { |
| 1336 | rfbLogPerror("stat"); |
| 1337 | strcat(s, "0"); |
| 1338 | rfbLog("switching to '%s'\n", s); |
| 1339 | } |
| 1340 | if (stat(s, &sbuf) != 0) { |
| 1341 | rfbLogPerror("stat"); |
| 1342 | rfbLog("You will need to specify the video device more explicity.\n"); |
| 1343 | } |
| 1344 | |
| 1345 | *dev = s; |
| 1346 | rfbLog("set video device to: '%s'\n", *dev); |
| 1347 | } |
| 1348 | } |
| 1349 | |
| 1350 | char *v4l_guess(char *str, int *fd) { |
| 1351 | char *dev = NULL, *settings = NULL, *atparms = NULL; |
| 1352 | |
| 1353 | parse_str(str, &dev, &settings, &atparms); |
| 1354 | |
| 1355 | init_freqs(); |
| 1356 | |
| 1357 | v4l1_cap = -1; |
| 1358 | v4l2_cap = -1; |
| 1359 | *fd = -1; |
| 1360 | |
| 1361 | if (dev == NULL) { |
| 1362 | rfbLog("v4l_guess: could not find device in: %s\n", str); |
| 1363 | return NULL; |
| 1364 | } |
| 1365 | |
| 1366 | if (settings) { |
| 1367 | apply_settings(dev, settings, fd); |
| 1368 | } |
| 1369 | |
| 1370 | if (atparms) { |
| 1371 | /* use user's parameters. */ |
| 1372 | char *t = (char *) malloc(5+strlen(dev)+1+strlen(atparms)+1); |
| 1373 | sprintf(t, "snap:%s@%s", dev, atparms); |
| 1374 | return t; |
| 1375 | } |
| 1376 | |
| 1377 | /* try to query the device for parameters. */ |
| 1378 | atparms = guess_via_v4l(dev, fd); |
| 1379 | if (atparms == NULL) { |
| 1380 | /* try again with v4l-info(1) */ |
| 1381 | atparms = guess_via_v4l_info(dev, fd); |
| 1382 | } |
| 1383 | |
| 1384 | if (atparms == NULL) { |
| 1385 | /* bad news */ |
| 1386 | if (*fd >= 0) { |
| 1387 | close(*fd); |
| 1388 | } |
| 1389 | *fd = -1; |
| 1390 | return NULL; |
| 1391 | } else { |
| 1392 | char *t = (char *) malloc(5+strlen(dev)+1+strlen(atparms)+1); |
| 1393 | sprintf(t, "snap:%s@%s", dev, atparms); |
| 1394 | return t; |
| 1395 | } |
| 1396 | } |
| 1397 | |
| 1398 | static unsigned long lookup_freqtab(int sta) { |
| 1399 | |
| 1400 | if (sta >= CHANNEL_MAX) { |
| 1401 | return (unsigned long) sta; |
| 1402 | } |
| 1403 | if (sta < 0 || sta >= CHANNEL_MAX) { |
| 1404 | return 0; |
| 1405 | } |
| 1406 | return custom_freq[sta]; |
| 1407 | } |
| 1408 | |
| 1409 | static unsigned long lookup_freq(int sta) { |
| 1410 | if (freqtab) { |
| 1411 | return lookup_freqtab(sta); |
| 1412 | } |
| 1413 | if (sta >= CHANNEL_MAX) { |
| 1414 | return (unsigned long) sta; |
| 1415 | } |
| 1416 | if (sta < 1 || sta > 125) { |
| 1417 | return 0; |
| 1418 | } |
| 1419 | return ntsc_cable[sta]; |
| 1420 | } |
| 1421 | |
| 1422 | static int lookup_station(unsigned long freq) { |
| 1423 | int i; |
| 1424 | if (freqtab) { |
| 1425 | for (i = 0; i < CHANNEL_MAX; i++) { |
| 1426 | if (0) fprintf(stderr, "%lu %lu\n", freq, custom_freq[i]); |
| 1427 | if (freq == custom_freq[i]) { |
| 1428 | return i; |
| 1429 | } |
| 1430 | } |
| 1431 | } else { |
| 1432 | for (i = 1; i <= 125; i++) { |
| 1433 | if (freq == ntsc_cable[i]) { |
| 1434 | return i; |
| 1435 | } |
| 1436 | } |
| 1437 | } |
| 1438 | return 0; |
| 1439 | } |
| 1440 | |
| 1441 | static void init_freqtab(char *file) { |
| 1442 | char *p, *q, *dir, *file2; |
| 1443 | char line[1024], inc[1024]; |
| 1444 | char *text, *str; |
| 1445 | int size = 0, maxn, extra, currn; |
| 1446 | FILE *in1, *in2; |
| 1447 | static int v = 1; |
| 1448 | if (quiet) { |
| 1449 | v = 0; |
| 1450 | } |
| 1451 | |
| 1452 | /* YUCK */ |
| 1453 | |
| 1454 | dir = strdup(file); |
| 1455 | q = strrchr(dir, '/'); |
| 1456 | if (q) { |
| 1457 | *(q+1) = '\0'; |
| 1458 | } else { |
| 1459 | free(dir); |
| 1460 | dir = strdup("./"); |
| 1461 | } |
| 1462 | file2 = (char *) malloc(strlen(dir) + 1024 + 1); |
| 1463 | in1 = fopen(file, "r"); |
| 1464 | if (in1 == NULL) { |
| 1465 | rfbLog("error opening freqtab: %s\n", file); |
| 1466 | clean_up_exit(1); |
| 1467 | } |
| 1468 | if (v) fprintf(stderr, "loading frequencies from: %s\n", file); |
| 1469 | while (fgets(line, 1024, in1) != NULL) { |
| 1470 | char *lb; |
| 1471 | char line2[1024]; |
| 1472 | size += strlen(line); |
| 1473 | lb = lblanks(line); |
| 1474 | if (strstr(lb, "#include") == lb && |
| 1475 | sscanf(lb, "#include %s", inc) == 1) { |
| 1476 | char *q, *s = inc; |
| 1477 | if (s[0] == '"') { |
| 1478 | s++; |
| 1479 | } |
| 1480 | q = strrchr(s, '"'); |
| 1481 | if (q) { |
| 1482 | *q = '\0'; |
| 1483 | } |
| 1484 | sprintf(file2, "%s%s", dir, s); |
| 1485 | in2 = fopen(file2, "r"); |
| 1486 | if (in2 == NULL) { |
| 1487 | rfbLog("error opening freqtab include: %s %s\n", line, file2); |
| 1488 | clean_up_exit(1); |
| 1489 | } |
| 1490 | if (v) fprintf(stderr, "loading frequencies from: %s\n", file2); |
| 1491 | while (fgets(line2, 1024, in2) != NULL) { |
| 1492 | size += strlen(line2); |
| 1493 | } |
| 1494 | fclose(in2); |
| 1495 | } |
| 1496 | } |
| 1497 | fclose(in1); |
| 1498 | |
| 1499 | size = 4*(size + 10000); |
| 1500 | |
| 1501 | text = (char *) malloc(size); |
| 1502 | |
| 1503 | text[0] = '\0'; |
| 1504 | |
| 1505 | in1 = fopen(file, "r"); |
| 1506 | if (in1 == NULL) { |
| 1507 | rfbLog("error opening freqtab: %s\n", file); |
| 1508 | clean_up_exit(1); |
| 1509 | } |
| 1510 | while (fgets(line, 1024, in1) != NULL) { |
| 1511 | char *lb; |
| 1512 | char line2[1024]; |
| 1513 | lb = lblanks(line); |
| 1514 | if (lb[0] == '[') { |
| 1515 | strcat(text, lb); |
| 1516 | } else if (strstr(lb, "freq")) { |
| 1517 | strcat(text, lb); |
| 1518 | } else if (strstr(lb, "#include") == lb && |
| 1519 | sscanf(lb, "#include %s", inc) == 1) { |
| 1520 | char *lb2; |
| 1521 | char *q, *s = inc; |
| 1522 | if (s[0] == '"') { |
| 1523 | s++; |
| 1524 | } |
| 1525 | q = strrchr(s, '"'); |
| 1526 | if (q) { |
| 1527 | *q = '\0'; |
| 1528 | } |
| 1529 | sprintf(file2, "%s%s", dir, s); |
| 1530 | in2 = fopen(file2, "r"); |
| 1531 | if (in2 == NULL) { |
| 1532 | rfbLog("error opening freqtab include: %s %s\n", line, file2); |
| 1533 | clean_up_exit(1); |
| 1534 | } |
| 1535 | while (fgets(line2, 1024, in2) != NULL) { |
| 1536 | lb2 = lblanks(line2); |
| 1537 | if (lb2[0] == '[') { |
| 1538 | strcat(text, lb2); |
| 1539 | } else if (strstr(lb2, "freq")) { |
| 1540 | strcat(text, lb2); |
| 1541 | } |
| 1542 | if ((int) strlen(text) > size/2) { |
| 1543 | break; |
| 1544 | } |
| 1545 | } |
| 1546 | fclose(in2); |
| 1547 | } |
| 1548 | if ((int) strlen(text) > size/2) { |
| 1549 | break; |
| 1550 | } |
| 1551 | } |
| 1552 | fclose(in1); |
| 1553 | |
| 1554 | if (0) fprintf(stderr, "%s", text); |
| 1555 | |
| 1556 | str = strdup(text); |
| 1557 | p = strtok(str, "\n"); |
| 1558 | maxn = -1; |
| 1559 | extra = 0; |
| 1560 | while (p) { |
| 1561 | if (p[0] == '[') { |
| 1562 | int ok = 1; |
| 1563 | q = p+1; |
| 1564 | while (*q) { |
| 1565 | if (*q == ']') { |
| 1566 | break; |
| 1567 | } |
| 1568 | if (! isdigit((unsigned char) (*q))) { |
| 1569 | if (0) fprintf(stderr, "extra: %s\n", p); |
| 1570 | extra++; |
| 1571 | ok = 0; |
| 1572 | break; |
| 1573 | } |
| 1574 | q++; |
| 1575 | } |
| 1576 | if (ok) { |
| 1577 | int n; |
| 1578 | if (sscanf(p, "[%d]", &n) == 1) { |
| 1579 | if (n > maxn) { |
| 1580 | maxn = n; |
| 1581 | } |
| 1582 | if (0) fprintf(stderr, "maxn: %d %d\n", maxn, n); |
| 1583 | } |
| 1584 | } |
| 1585 | |
| 1586 | } |
| 1587 | p = strtok(NULL, "\n"); |
| 1588 | } |
| 1589 | free(str); |
| 1590 | |
| 1591 | str = strdup(text); |
| 1592 | p = strtok(str, "\n"); |
| 1593 | extra = 0; |
| 1594 | currn = 0; |
| 1595 | if (v) fprintf(stderr, "\nname\tstation\tfreq (KHz)\n"); |
| 1596 | while (p) { |
| 1597 | if (p[0] == '[') { |
| 1598 | int ok = 1; |
| 1599 | strncpy(line, p, 100); |
| 1600 | q = p+1; |
| 1601 | while (*q) { |
| 1602 | if (*q == ']') { |
| 1603 | break; |
| 1604 | } |
| 1605 | if (! isdigit((unsigned char) (*q))) { |
| 1606 | extra++; |
| 1607 | currn = maxn + extra; |
| 1608 | ok = 0; |
| 1609 | break; |
| 1610 | } |
| 1611 | q++; |
| 1612 | } |
| 1613 | if (ok) { |
| 1614 | int n; |
| 1615 | if (sscanf(p, "[%d]", &n) == 1) { |
| 1616 | currn = n; |
| 1617 | } |
| 1618 | } |
| 1619 | } |
| 1620 | if (strstr(p, "freq") && (q = strchr(p, '=')) != NULL) { |
| 1621 | int n; |
| 1622 | q = lblanks(q+1); |
| 1623 | if (sscanf(q, "%d", &n) == 1) { |
| 1624 | if (currn >= 0 && currn < CHANNEL_MAX) { |
| 1625 | if (v) fprintf(stderr, "%s\t%d\t%d\n", line, currn, n); |
| 1626 | custom_freq[currn] = (unsigned long) n; |
| 1627 | if (last_freq == 0) { |
| 1628 | last_freq = custom_freq[currn]; |
| 1629 | } |
| 1630 | } |
| 1631 | } |
| 1632 | } |
| 1633 | p = strtok(NULL, "\n"); |
| 1634 | } |
| 1635 | if (v) fprintf(stderr, "\n"); |
| 1636 | v = 0; |
| 1637 | free(str); |
| 1638 | free(text); |
| 1639 | free(dir); |
| 1640 | free(file2); |
| 1641 | } |
| 1642 | |
| 1643 | static void init_freqs(void) { |
| 1644 | int i; |
| 1645 | for (i=0; i<CHANNEL_MAX; i++) { |
| 1646 | ntsc_cable[i] = 0; |
| 1647 | custom_freq[i] = 0; |
| 1648 | } |
| 1649 | |
| 1650 | init_ntsc_cable(); |
| 1651 | last_freq = ntsc_cable[1]; |
| 1652 | |
| 1653 | if (freqtab) { |
| 1654 | init_freqtab(freqtab); |
| 1655 | } |
| 1656 | } |
| 1657 | |
| 1658 | static void init_ntsc_cable(void) { |
| 1659 | ntsc_cable[1] = 73250; |
| 1660 | ntsc_cable[2] = 55250; |
| 1661 | ntsc_cable[3] = 61250; |
| 1662 | ntsc_cable[4] = 67250; |
| 1663 | ntsc_cable[5] = 77250; |
| 1664 | ntsc_cable[6] = 83250; |
| 1665 | ntsc_cable[7] = 175250; |
| 1666 | ntsc_cable[8] = 181250; |
| 1667 | ntsc_cable[9] = 187250; |
| 1668 | ntsc_cable[10] = 193250; |
| 1669 | ntsc_cable[11] = 199250; |
| 1670 | ntsc_cable[12] = 205250; |
| 1671 | ntsc_cable[13] = 211250; |
| 1672 | ntsc_cable[14] = 121250; |
| 1673 | ntsc_cable[15] = 127250; |
| 1674 | ntsc_cable[16] = 133250; |
| 1675 | ntsc_cable[17] = 139250; |
| 1676 | ntsc_cable[18] = 145250; |
| 1677 | ntsc_cable[19] = 151250; |
| 1678 | ntsc_cable[20] = 157250; |
| 1679 | ntsc_cable[21] = 163250; |
| 1680 | ntsc_cable[22] = 169250; |
| 1681 | ntsc_cable[23] = 217250; |
| 1682 | ntsc_cable[24] = 223250; |
| 1683 | ntsc_cable[25] = 229250; |
| 1684 | ntsc_cable[26] = 235250; |
| 1685 | ntsc_cable[27] = 241250; |
| 1686 | ntsc_cable[28] = 247250; |
| 1687 | ntsc_cable[29] = 253250; |
| 1688 | ntsc_cable[30] = 259250; |
| 1689 | ntsc_cable[31] = 265250; |
| 1690 | ntsc_cable[32] = 271250; |
| 1691 | ntsc_cable[33] = 277250; |
| 1692 | ntsc_cable[34] = 283250; |
| 1693 | ntsc_cable[35] = 289250; |
| 1694 | ntsc_cable[36] = 295250; |
| 1695 | ntsc_cable[37] = 301250; |
| 1696 | ntsc_cable[38] = 307250; |
| 1697 | ntsc_cable[39] = 313250; |
| 1698 | ntsc_cable[40] = 319250; |
| 1699 | ntsc_cable[41] = 325250; |
| 1700 | ntsc_cable[42] = 331250; |
| 1701 | ntsc_cable[43] = 337250; |
| 1702 | ntsc_cable[44] = 343250; |
| 1703 | ntsc_cable[45] = 349250; |
| 1704 | ntsc_cable[46] = 355250; |
| 1705 | ntsc_cable[47] = 361250; |
| 1706 | ntsc_cable[48] = 367250; |
| 1707 | ntsc_cable[49] = 373250; |
| 1708 | ntsc_cable[50] = 379250; |
| 1709 | ntsc_cable[51] = 385250; |
| 1710 | ntsc_cable[52] = 391250; |
| 1711 | ntsc_cable[53] = 397250; |
| 1712 | ntsc_cable[54] = 403250; |
| 1713 | ntsc_cable[55] = 409250; |
| 1714 | ntsc_cable[56] = 415250; |
| 1715 | ntsc_cable[57] = 421250; |
| 1716 | ntsc_cable[58] = 427250; |
| 1717 | ntsc_cable[59] = 433250; |
| 1718 | ntsc_cable[60] = 439250; |
| 1719 | ntsc_cable[61] = 445250; |
| 1720 | ntsc_cable[62] = 451250; |
| 1721 | ntsc_cable[63] = 457250; |
| 1722 | ntsc_cable[64] = 463250; |
| 1723 | ntsc_cable[65] = 469250; |
| 1724 | ntsc_cable[66] = 475250; |
| 1725 | ntsc_cable[67] = 481250; |
| 1726 | ntsc_cable[68] = 487250; |
| 1727 | ntsc_cable[69] = 493250; |
| 1728 | ntsc_cable[70] = 499250; |
| 1729 | ntsc_cable[71] = 505250; |
| 1730 | ntsc_cable[72] = 511250; |
| 1731 | ntsc_cable[73] = 517250; |
| 1732 | ntsc_cable[74] = 523250; |
| 1733 | ntsc_cable[75] = 529250; |
| 1734 | ntsc_cable[76] = 535250; |
| 1735 | ntsc_cable[77] = 541250; |
| 1736 | ntsc_cable[78] = 547250; |
| 1737 | ntsc_cable[79] = 553250; |
| 1738 | ntsc_cable[80] = 559250; |
| 1739 | ntsc_cable[81] = 565250; |
| 1740 | ntsc_cable[82] = 571250; |
| 1741 | ntsc_cable[83] = 577250; |
| 1742 | ntsc_cable[84] = 583250; |
| 1743 | ntsc_cable[85] = 589250; |
| 1744 | ntsc_cable[86] = 595250; |
| 1745 | ntsc_cable[87] = 601250; |
| 1746 | ntsc_cable[88] = 607250; |
| 1747 | ntsc_cable[89] = 613250; |
| 1748 | ntsc_cable[90] = 619250; |
| 1749 | ntsc_cable[91] = 625250; |
| 1750 | ntsc_cable[92] = 631250; |
| 1751 | ntsc_cable[93] = 637250; |
| 1752 | ntsc_cable[94] = 643250; |
| 1753 | ntsc_cable[95] = 91250; |
| 1754 | ntsc_cable[96] = 97250; |
| 1755 | ntsc_cable[97] = 103250; |
| 1756 | ntsc_cable[98] = 109250; |
| 1757 | ntsc_cable[99] = 115250; |
| 1758 | ntsc_cable[100] = 649250; |
| 1759 | ntsc_cable[101] = 655250; |
| 1760 | ntsc_cable[102] = 661250; |
| 1761 | ntsc_cable[103] = 667250; |
| 1762 | ntsc_cable[104] = 673250; |
| 1763 | ntsc_cable[105] = 679250; |
| 1764 | ntsc_cable[106] = 685250; |
| 1765 | ntsc_cable[107] = 691250; |
| 1766 | ntsc_cable[108] = 697250; |
| 1767 | ntsc_cable[109] = 703250; |
| 1768 | ntsc_cable[110] = 709250; |
| 1769 | ntsc_cable[111] = 715250; |
| 1770 | ntsc_cable[112] = 721250; |
| 1771 | ntsc_cable[113] = 727250; |
| 1772 | ntsc_cable[114] = 733250; |
| 1773 | ntsc_cable[115] = 739250; |
| 1774 | ntsc_cable[116] = 745250; |
| 1775 | ntsc_cable[117] = 751250; |
| 1776 | ntsc_cable[118] = 757250; |
| 1777 | ntsc_cable[119] = 763250; |
| 1778 | ntsc_cable[120] = 769250; |
| 1779 | ntsc_cable[121] = 775250; |
| 1780 | ntsc_cable[122] = 781250; |
| 1781 | ntsc_cable[123] = 787250; |
| 1782 | ntsc_cable[124] = 793250; |
| 1783 | ntsc_cable[125] = 799250; |
| 1784 | } |
| 1785 | |