libvo/vo_dxr3.c

   1 /*
   2  * DXR3/H+ video output
   3  *
   4  * Copyright (C) 2002-2003 David Holm <david@realityrift.com>
   5  *
   6  * This file is part of MPlayer.
   7  *
   8  * MPlayer is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * MPlayer is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21  */
  22
  23 #include <linux/em8300.h>
  24 #include <sys/ioctl.h>
  25 #include <sys/stat.h>
  26 #include <sys/types.h>
  27 #include <sys/select.h>
  28 #include <unistd.h>
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <fcntl.h>
  33 #include <stdio.h>
  34 #include <time.h>
  35 #include <math.h>
  36
  37 #include "config.h"
  38 #include "mp_msg.h"
  39 #include "help_mp.h"
  40 #include "fastmemcpy.h"
  41
  42 #include "video_out.h"
  43 #include "video_out_internal.h"
  44 #include "aspect.h"
  45 #include "spuenc.h"
  46 #include "sub.h"
  47 #ifdef CONFIG_GUI
  48 #include "gui/interface.h"
  49 #endif
  50 #ifdef CONFIG_X11
  51 #include "x11_common.h"
  52 #endif
  53 #include "libavutil/avstring.h"
  54
  55 #define SPU_SUPPORT
  56
  57 static const vo_info_t info =
  58 {
  59         "DXR3/H+ video out",
  60         "dxr3",
  61         "David Holm <dholm@iname.com>",
  62         ""
  63 };
  64 const LIBVO_EXTERN (dxr3)
  65
  66 /* Resolutions and positions */
  67 static int v_width, v_height;
  68 static int s_width, s_height;
  69 static int osd_w, osd_h;
  70 static int img_format;
  71
  72 /* Configuration values
  73  * Don't declare these static, they
  74  * should be accessible from the gui.
  75  */
  76 int dxr3_prebuf = 0;
  77 int dxr3_newsync = 0;
  78 int dxr3_overlay = 0;
  79 int dxr3_device_num = 0;
  80 int dxr3_norm = 0;
  81
  82 #define MAX_STR_SIZE 80 /* length for the static strings  */
  83
  84 /* File descriptors */
  85 static int fd_control = -1;
  86 static int fd_video = -1;
  87 static int fd_spu = -1;
  88 static char fdv_name[MAX_STR_SIZE];
  89 static char fds_name[MAX_STR_SIZE];
  90
  91 #ifdef SPU_SUPPORT
  92 /* on screen display/subpics */
  93 static char *osdpicbuf;
  94 static int osdpicbuf_w;
  95 static int osdpicbuf_h;
  96 static int disposd;
  97 static encodedata *spued;
  98 static encodedata *spubuf;
  99 #endif
 100
 101
 102 /* Static variable used in ioctl's */
 103 static int ioval;
 104 static int prev_pts;
 105 static int pts_offset;
 106 static int old_vmode = -1;
 107
 108
 109 /* Begin overlay.h */
 110 /*
 111   Simple analog overlay API for DXR3/H+ linux driver.
 112
 113   Henrik Johansson
 114 */
 115
 116
 117 /* Pattern drawing callback used by the calibration functions.
 118    The function is expected to:
 119      Clear the entire screen.
 120      Fill the screen with color bgcol (0xRRGGBB)
 121      Draw a rectangle at (xpos,ypos) of size (width,height) in fgcol (0xRRGGBB)
 122 */
 123
 124 typedef int (*pattern_drawer_cb)(int fgcol, int bgcol,
 125                              int xpos, int ypos, int width, int height, void *arg);
 126
 127 struct coeff {
 128     float k,m;
 129 };
 130
 131 typedef struct {
 132     int dev;
 133
 134     int xres, yres,depth;
 135     int xoffset,yoffset,xcorr;
 136     int jitter;
 137     int stability;
 138     int keycolor;
 139     struct coeff colcal_upper[3];
 140     struct coeff colcal_lower[3];
 141     float color_interval;
 142
 143     pattern_drawer_cb draw_pattern;
 144     void *dp_arg;
 145 } overlay_t;
 146
 147
 148 static overlay_t *overlay_init(int dev);
 149 static int overlay_release(overlay_t *);
 150
 151 static int overlay_read_state(overlay_t *o, char *path);
 152 static int overlay_write_state(overlay_t *o, char *path);
 153
 154 static int overlay_set_screen(overlay_t *o, int xres, int yres, int depth);
 155 static int overlay_set_mode(overlay_t *o, int mode);
 156 static int overlay_set_attribute(overlay_t *o, int attribute, int val);
 157 static int overlay_set_keycolor(overlay_t *o, int color);
 158 static int overlay_set_window(overlay_t *o, int xpos,int ypos,int width,int height);
 159 static int overlay_set_bcs(overlay_t *o, int brightness, int contrast, int saturation);
 160
 161 static int overlay_autocalibrate(overlay_t *o, pattern_drawer_cb pd, void *arg);
 162 static void overlay_update_params(overlay_t *o);
 163 static int overlay_signalmode(overlay_t *o, int mode);
 164 /* End overlay.h */
 165
 166
 167 #ifdef CONFIG_X11
 168 #define KEY_COLOR 0x80a040
 169 static XWindowAttributes xwin_attribs;
 170 static overlay_t *overlay_data;
 171 #endif
 172
 173
 174 /* Functions for working with the em8300's internal clock */
 175 /* End of internal clock functions */
 176
 177 static int control(uint32_t request, void *data, ...)
 178 {
 179         switch (request) {
 180         case VOCTRL_GUISUPPORT:
 181                 return VO_TRUE;
 182         case VOCTRL_GUI_NOWINDOW:
 183                 if (dxr3_overlay) {
 184                         return VO_FALSE;
 185                 }
 186                 return VO_TRUE;
 187         case VOCTRL_SET_SPU_PALETTE:
 188                 if (ioctl(fd_spu, EM8300_IOCTL_SPU_SETPALETTE, data) < 0) {
 189                         mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_UnableToLoadNewSPUPalette);
 190                         return VO_ERROR;
 191                 }
 192                 return VO_TRUE;
 193 #ifdef CONFIG_X11
 194         case VOCTRL_ONTOP:
 195                 vo_x11_ontop();
 196                 return VO_TRUE;
 197         case VOCTRL_FULLSCREEN:
 198                 if (dxr3_overlay) {
 199                         vo_x11_fullscreen();
 200                         overlay_signalmode(overlay_data,
 201                           vo_fs ? EM8300_OVERLAY_SIGNAL_ONLY :
 202                             EM8300_OVERLAY_SIGNAL_WITH_VGA);
 203                         return VO_TRUE;
 204                 }
 205                 return VO_FALSE;
 206 #endif
 207         case VOCTRL_RESUME:
 208                 if (dxr3_newsync) {
 209                         ioctl(fd_control, EM8300_IOCTL_SCR_GET, &ioval);
 210                         pts_offset = vo_pts - (ioval << 1);
 211                         if (pts_offset < 0) {
 212                                 pts_offset = 0;
 213                         }
 214                 }
 215
 216                 if (dxr3_prebuf) {
 217                         ioval = EM8300_PLAYMODE_PLAY;
 218                         if (ioctl(fd_control, EM8300_IOCTL_SET_PLAYMODE, &ioval) < 0) {
 219                                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToSetPlaymode);
 220                         }
 221                 }
 222                 return VO_TRUE;
 223         case VOCTRL_PAUSE:
 224                 if (dxr3_prebuf) {
 225                         ioval = EM8300_PLAYMODE_PAUSED;
 226                         if (ioctl(fd_control, EM8300_IOCTL_SET_PLAYMODE, &ioval) < 0) {
 227                                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToSetPlaymode);
 228                         }
 229                 }
 230                 return VO_TRUE;
 231         case VOCTRL_RESET:
 232                 if (dxr3_prebuf) {
 233                         close(fd_video);
 234                         fd_video = open(fdv_name, O_WRONLY);
 235                         close(fd_spu);
 236                         fd_spu = open(fds_name, O_WRONLY);
 237                         fsync(fd_video);
 238                         fsync(fd_spu);
 239                 }
 240                 return VO_TRUE;
 241         case VOCTRL_QUERY_FORMAT:
 242             {
 243                 uint32_t flag = 0;
 244
 245                 if (*((uint32_t*)data) != IMGFMT_MPEGPES)
 246                     return 0;
 247
 248                 flag = VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_SPU;
 249                 if (dxr3_prebuf)
 250                     flag |= VFCAP_TIMER;
 251                 return flag;
 252             }
 253         case VOCTRL_SET_EQUALIZER:
 254             {
 255                 va_list ap;
 256                 int value;
 257                 em8300_bcs_t bcs;
 258
 259                 va_start(ap, data);
 260                 value = va_arg(ap, int);
 261                 va_end(ap);
 262
 263                 if (ioctl(fd_control, EM8300_IOCTL_GETBCS, &bcs) < 0)
 264                     return VO_FALSE;
 265                 if (!strcasecmp(data, "brightness"))
 266                     bcs.brightness = (value+100)*5;
 267                 else if (!strcasecmp(data, "contrast"))
 268                     bcs.contrast = (value+100)*5;
 269                 else if (!strcasecmp(data, "saturation"))
 270                     bcs.saturation = (value+100)*5;
 271                 else return VO_FALSE;
 272
 273                 if (ioctl(fd_control, EM8300_IOCTL_SETBCS, &bcs) < 0)
 274                     return VO_FALSE;
 275                 return VO_TRUE;
 276             }
 277         case VOCTRL_GET_EQUALIZER:
 278             {
 279                 va_list ap;
 280                 int *value;
 281                 em8300_bcs_t bcs;
 282
 283                 va_start(ap, data);
 284                 value = va_arg(ap, int*);
 285                 va_end(ap);
 286
 287                 if (ioctl(fd_control, EM8300_IOCTL_GETBCS, &bcs) < 0)
 288                     return VO_FALSE;
 289
 290                 if (!strcasecmp(data, "brightness"))
 291                     *value = (bcs.brightness/5)-100;
 292                 else if (!strcasecmp(data, "contrast"))
 293                     *value = (bcs.contrast/5)-100;
 294                 else if (!strcasecmp(data, "saturation"))
 295                     *value = (bcs.saturation/5)-100;
 296                 else return VO_FALSE;
 297
 298                 return VO_TRUE;
 299             }
 300         }
 301         return VO_NOTIMPL;
 302 }
 303
 304 void calculate_cvals(unsigned long mask, int *shift, int *prec)
 305 {
 306         /* Calculate shift and precision */
 307         (*shift) = 0;
 308         (*prec) = 0;
 309
 310         while (!(mask & 0x1)) {
 311                 (*shift)++;
 312                 mask >>= 1;
 313         }
 314
 315         while (mask & 0x1) {
 316                 (*prec)++;
 317                 mask >>= 1;
 318         }
 319 }
 320
 321 static int config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format)
 322 {
 323         int tmp1, tmp2, size;
 324         em8300_register_t reg;
 325         extern float monitor_aspect;
 326
 327         /* Softzoom turned on, downscale */
 328         /* This activates the subpicture processor, you can safely disable this and still send */
 329         /* broken subpics to the em8300, if it's enabled and you send broken subpics you will end */
 330         /* up in a lockup */
 331         ioval = EM8300_SPUMODE_ON;
 332         if (ioctl(fd_control, EM8300_IOCTL_SET_SPUMODE, &ioval) < 0) {
 333                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToSetSubpictureMode);
 334                 uninit();
 335                 return -1;
 336         }
 337
 338         /* Set the playmode to play (just in case another app has set it to something else) */
 339         ioval = EM8300_PLAYMODE_PLAY;
 340         if (ioctl(fd_control, EM8300_IOCTL_SET_PLAYMODE, &ioval) < 0) {
 341                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToSetPlaymode);
 342         }
 343
 344         /* Start em8300 prebuffering and sync engine */
 345         reg.microcode_register = 1;
 346         reg.reg = 0;
 347         reg.val = MVCOMMAND_SYNC;
 348         ioctl(fd_control, EM8300_IOCTL_WRITEREG, &reg);
 349
 350         /* Clean buffer by syncing it */
 351         ioval = EM8300_SUBDEVICE_VIDEO;
 352         ioctl(fd_control, EM8300_IOCTL_FLUSH, &ioval);
 353         ioval = EM8300_SUBDEVICE_AUDIO;
 354         ioctl(fd_control, EM8300_IOCTL_FLUSH, &ioval);
 355
 356         /* Sync the video device to make sure the buffers are empty
 357          * and set the playback speed to normal. Also reset the
 358          * em8300 internal clock.
 359          */
 360         fsync(fd_video);
 361         ioval = 0x900;
 362         ioctl(fd_control, EM8300_IOCTL_SCR_SETSPEED, &ioval);
 363
 364         /* Store some variables statically that we need later in another scope */
 365         img_format = format;
 366         v_width = width;
 367         v_height = height;
 368
 369         /* Set monitor_aspect to avoid jitter */
 370         monitor_aspect = (float) width / (float) height;
 371
 372         if (ioctl(fd_control, EM8300_IOCTL_GET_VIDEOMODE, &old_vmode) < 0) {
 373                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToGetTVNorm);
 374                 old_vmode = -1;
 375         }
 376
 377         /* adjust TV norm */
 378         if (dxr3_norm != 0) {
 379             if (dxr3_norm == 5) {
 380                         ioval = EM8300_VIDEOMODE_NTSC;
 381             } else if (dxr3_norm == 4) {
 382                         ioval = EM8300_VIDEOMODE_PAL60;
 383             } else if (dxr3_norm == 3) {
 384                         ioval = EM8300_VIDEOMODE_PAL;
 385             } else if (dxr3_norm == 2) {
 386                         if (vo_fps > 28) {
 387                             ioval = EM8300_VIDEOMODE_PAL60;
 388                         } else {
 389                             ioval = EM8300_VIDEOMODE_PAL;
 390                         }
 391
 392                         mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_AutoSelectedTVNormByFrameRate);
 393                         ioval == EM8300_VIDEOMODE_PAL60 ? mp_msg(MSGT_VO,MSGL_INFO, "PAL-60") : mp_msg(MSGT_VO,MSGL_INFO, "PAL");
 394                         printf(".\n");
 395                 } else {
 396                         if (vo_fps > 28) {
 397                             ioval = EM8300_VIDEOMODE_NTSC;
 398                         } else {
 399                             ioval = EM8300_VIDEOMODE_PAL;
 400                         }
 401
 402                         mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_AutoSelectedTVNormByFrameRate);
 403                         ioval == EM8300_VIDEOMODE_NTSC ? mp_msg(MSGT_VO,MSGL_INFO, "NTSC") : mp_msg(MSGT_VO,MSGL_INFO, "PAL");
 404                         printf(".\n");
 405             }
 406
 407                 if (old_vmode != ioval) {
 408                 if (ioctl(fd_control, EM8300_IOCTL_SET_VIDEOMODE, &ioval) < 0) {
 409                                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToSetTVNorm);
 410                 }
 411                 }
 412         }
 413
 414
 415         /* libavcodec requires a width and height that is x|16 */
 416         aspect_save_orig(width, height);
 417         aspect_save_prescale(d_width, d_height);
 418         ioctl(fd_control, EM8300_IOCTL_GET_VIDEOMODE, &ioval);
 419         if (ioval == EM8300_VIDEOMODE_NTSC) {
 420                 mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingUpForNTSC);
 421                 aspect_save_screenres(352, 240);
 422         } else {
 423                 mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingUpForPALSECAM);
 424                 aspect_save_screenres(352, 288);
 425         }
 426         aspect(&s_width, &s_height, A_ZOOM);
 427         s_width -= s_width % 16;
 428         s_height -= s_height % 16;
 429
 430         /* Try to figure out whether to use widescreen output or not */
 431         /* Anamorphic widescreen modes makes this a pain in the ass */
 432         tmp1 = abs(d_height - ((d_width / 4) * 3));
 433         tmp2 = abs(d_height - (int) (d_width / 2.35));
 434         if (tmp1 < tmp2) {
 435                 ioval = EM8300_ASPECTRATIO_4_3;
 436                 mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingAspectRatioTo43);
 437         } else {
 438                 ioval = EM8300_ASPECTRATIO_16_9;
 439                 mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingAspectRatioTo169);
 440         }
 441         ioctl(fd_control, EM8300_IOCTL_SET_ASPECTRATIO, &ioval);
 442
 443 #ifdef SPU_SUPPORT
 444 #ifdef CONFIG_FREETYPE
 445         if (ioval == EM8300_ASPECTRATIO_16_9) {
 446                 s_width *= d_height*1.78/s_height*(d_width*1.0/d_height)/2.35;
 447         } else {
 448                 s_width *= 0.84;
 449         }
 450         //printf("VO: [dxr3] sw/sh:dw/dh ->%i,%i,%i,%i\n",s_width,s_height,d_width,d_height);
 451 #else
 452         s_width*=2;
 453         s_height*=2;
 454 #endif
 455
 456         osdpicbuf = calloc( 1,s_width * s_height);
 457         if (osdpicbuf == NULL) {
 458                 mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_OutOfMemory);
 459                 return -1;
 460         }
 461         spued = (encodedata *) malloc(sizeof(encodedata));
 462         if (spued == NULL) {
 463                 free( osdpicbuf );
 464                 mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_OutOfMemory);
 465                 return -1;
 466         }
 467         spubuf = (encodedata *) malloc(sizeof(encodedata));
 468         if (spubuf == NULL) {
 469                 free( osdpicbuf );
 470                 free( spued );
 471                 mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_OutOfMemory);
 472                 return -1;
 473         }
 474         osd_w = s_width;
 475         osd_h = s_height;
 476         osdpicbuf_w = s_width;
 477         osdpicbuf_h = s_height;
 478
 479         spubuf->count=0;
 480         pixbuf_encode_rle( 0,0,osdpicbuf_w,osdpicbuf_h - 1,osdpicbuf,osdpicbuf_w,spubuf );
 481
 482 #endif
 483
 484 #ifdef CONFIG_X11
 485         if (dxr3_overlay) {
 486                 XVisualInfo vinfo;
 487                 XSetWindowAttributes xswa;
 488                 XSizeHints hint;
 489                 unsigned long xswamask;
 490                 Colormap cmap;
 491                 XColor key_color;
 492                 Window junkwindow;
 493                 Screen *scr;
 494                 int depth, red_shift, red_prec, green_shift, green_prec, blue_shift, blue_prec, acq_color;
 495                 em8300_overlay_screen_t ovlscr;
 496                 em8300_attribute_t ovlattr;
 497
 498                 vo_dx = (vo_screenwidth - d_width) / 2;
 499                 vo_dy = (vo_screenheight - d_height) / 2;
 500                 vo_dwidth = d_width;
 501                 vo_dheight = d_height;
 502 #ifdef CONFIG_GUI
 503                 if (use_gui) {
 504                         guiGetEvent(guiSetShVideo, 0);
 505                         XSetWindowBackground(mDisplay, vo_window, KEY_COLOR);
 506                         XClearWindow(mDisplay, vo_window);
 507                         XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &xwin_attribs);
 508                         depth = xwin_attribs.depth;
 509                         if (depth != 15 && depth != 16 && depth != 24 && depth != 32) {
 510                                 depth = 24;
 511                         }
 512                         XMatchVisualInfo(mDisplay, mScreen, depth, TrueColor, &vinfo);
 513                 } else
 514 #endif
 515                 {
 516                         XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &xwin_attribs);
 517                         depth = xwin_attribs.depth;
 518                         if (depth != 15 && depth != 16 && depth != 24 && depth != 32) {
 519                                 depth = 24;
 520                         }
 521                         XMatchVisualInfo(mDisplay, mScreen, depth, TrueColor, &vinfo);
 522                         vo_x11_create_vo_window(&vinfo, vo_dx, vo_dy,
 523                                 d_width, d_height, flags,
 524                                 CopyFromParent, "Viewing Window", title);
 525                         xswa.background_pixel = KEY_COLOR;
 526                         xswa.border_pixel = 0;
 527                         xswamask = CWBackPixel | CWBorderPixel;
 528                         XChangeWindowAttributes(mDisplay, vo_window, xswamask, &xswa);
 529                 }
 530
 531                 /* Start setting up overlay */
 532                 XGetWindowAttributes(mDisplay, mRootWin, &xwin_attribs);
 533                 overlay_set_screen(overlay_data, xwin_attribs.width, xwin_attribs.height, xwin_attribs.depth);
 534                 overlay_read_state(overlay_data, NULL);
 535
 536                 /* Allocate keycolor */
 537                 cmap = vo_x11_create_colormap(&vinfo);
 538                 calculate_cvals(vinfo.red_mask, &red_shift, &red_prec);
 539                 calculate_cvals(vinfo.green_mask, &green_shift, &green_prec);
 540                 calculate_cvals(vinfo.blue_mask, &blue_shift, &blue_prec);
 541
 542                 key_color.red = ((KEY_COLOR >> 16) & 0xff) * 256;
 543                 key_color.green = ((KEY_COLOR >> 8) & 0xff) * 256;
 544                 key_color.blue = (KEY_COLOR & 0xff) * 256;
 545                 key_color.pixel = (((key_color.red >> (16 - red_prec)) << red_shift) +
 546                                    ((key_color.green >> (16 - green_prec)) << green_shift) +
 547                                    ((key_color.blue >> (16 - blue_prec)) << blue_shift));
 548                 key_color.flags = DoRed | DoGreen | DoBlue;
 549                 if (!XAllocColor(mDisplay, cmap, &key_color)) {
 550                         mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_UnableToAllocateKeycolor);
 551                         return -1;
 552                 }
 553
 554                 acq_color = ((key_color.red / 256) << 16) | ((key_color.green / 256) << 8) | key_color.blue;
 555                 if (key_color.pixel != KEY_COLOR) {
 556                         mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToAllocateExactKeycolor, key_color.pixel);
 557                 }
 558
 559                 /* Set keycolor and activate overlay */
 560                 XSetWindowBackground(mDisplay, vo_window, key_color.pixel);
 561                 XClearWindow(mDisplay, vo_window);
 562                 overlay_set_keycolor(overlay_data, key_color.pixel);
 563                 overlay_set_mode(overlay_data, EM8300_OVERLAY_MODE_OVERLAY);
 564                 overlay_set_mode(overlay_data, EM8300_OVERLAY_MODE_RECTANGLE);
 565         }
 566 #endif
 567
 568         return 0;
 569 }
 570
 571 static void draw_alpha(int x, int y, int w, int h, unsigned char* src, unsigned char *srca, int srcstride)
 572 {
 573 #ifdef SPU_SUPPORT
 574         unsigned char *buf = &osdpicbuf[(y * osdpicbuf_w) + x];
 575         int by = 0;
 576         register int lx, ly;
 577         register int stride = 0;
 578
 579         for (ly = 0; ly < h - 1; ly++)
 580          {
 581           for(lx = 0; lx < w; lx++ )
 582            if ( ( srca[stride + lx] )&&( src[stride + lx] >= 128 ) ) buf[by + lx] = 3;
 583           by+=osdpicbuf_w;
 584           stride+=srcstride;
 585         }
 586         pixbuf_encode_rle(x, y, osdpicbuf_w, osdpicbuf_h - 1, osdpicbuf, osdpicbuf_w, spued);
 587 #endif
 588 }
 589
 590 extern int vo_osd_changed_flag;
 591 extern mp_osd_obj_t* vo_osd_list;
 592
 593 static void draw_osd(void)
 594 {
 595 #ifdef SPU_SUPPORT
 596  static int cleared = 0;
 597         int changed = 0;
 598
 599         if ((disposd % 15) == 0)
 600         {
 601                 {
 602                  mp_osd_obj_t* obj = vo_osd_list;
 603                  vo_update_osd( osd_w,osd_h );
 604                  while( obj )
 605                   {
 606                    if ( obj->flags & OSDFLAG_VISIBLE ) { changed=1; break; }
 607                    obj=obj->next;
 608                   }
 609                 }
 610                 if ( changed )
 611                  {
 612                   vo_draw_text(osd_w, osd_h, draw_alpha);
 613                   memset(osdpicbuf, 0, s_width * s_height);
 614                   cleared=0;
 615                  }
 616                   else
 617                    {
 618                     if ( !cleared )
 619                      {
 620                       spued->count=spubuf->count;
 621                       fast_memcpy( spued->data,spubuf->data,DATASIZE );
 622                       cleared=1;
 623                      }
 624                    }
 625
 626
 627                 /* could stand some check here to see if the subpic hasn't changed
 628                  * as if it hasn't and we re-send it it will "blink" as the last one
 629                  * is turned off, and the new one (same one) is turned on
 630                  */
 631 /*              Subpics are not stable yet =(
 632                 expect lockups if you enable */
 633 #if 1
 634                 write(fd_spu, spued->data, spued->count);
 635 #endif
 636         }
 637         disposd++;
 638 #endif
 639 }
 640
 641
 642 static int draw_frame(uint8_t * src[])
 643 {
 644         vo_mpegpes_t *p = (vo_mpegpes_t *) src[0];
 645
 646 #ifdef SPU_SUPPORT
 647         if (p->id == 0x20) {
 648                 write(fd_spu, p->data, p->size);
 649         } else
 650 #endif
 651                 write(fd_video, p->data, p->size);
 652         return 0;
 653 }
 654
 655 static void flip_page(void)
 656 {
 657 #ifdef CONFIG_X11
 658         if (dxr3_overlay) {
 659                 int event = vo_x11_check_events(mDisplay);
 660                 if (event & VO_EVENT_RESIZE) {
 661                         Window junkwindow;
 662                         XGetWindowAttributes(mDisplay, vo_window, &xwin_attribs);
 663                         XTranslateCoordinates(mDisplay, vo_window, mRootWin, -xwin_attribs.border_width, -xwin_attribs.border_width, &xwin_attribs.x, &xwin_attribs.y, &junkwindow);
 664                         overlay_set_window(overlay_data, xwin_attribs.x, xwin_attribs.y, xwin_attribs.width, xwin_attribs.height);
 665                 }
 666                 if (event & VO_EVENT_EXPOSE) {
 667                         Window junkwindow;
 668                         XSetWindowBackground(mDisplay, vo_window, KEY_COLOR);
 669                         XClearWindow(mDisplay, vo_window);
 670                         XGetWindowAttributes(mDisplay, vo_window, &xwin_attribs);
 671                         XTranslateCoordinates(mDisplay, vo_window, mRootWin, -xwin_attribs.border_width, -xwin_attribs.border_width, &xwin_attribs.x, &xwin_attribs.y, &junkwindow);
 672                         overlay_set_window(overlay_data, xwin_attribs.x, xwin_attribs.y, xwin_attribs.width, xwin_attribs.height);
 673                 }
 674         }
 675 #endif
 676
 677         if (dxr3_newsync) {
 678                 ioctl(fd_control, EM8300_IOCTL_SCR_GET, &ioval);
 679                 ioval <<= 1;
 680                 if (vo_pts == 0) {
 681                         ioval = 0;
 682                         ioctl(fd_control, EM8300_IOCTL_SCR_SET, &ioval);
 683                         pts_offset = 0;
 684                 } else if ((vo_pts - pts_offset) < (ioval - 7200) || (vo_pts - pts_offset) > (ioval + 7200)) {
 685                         ioval = (vo_pts + pts_offset) >> 1;
 686                         ioctl(fd_control, EM8300_IOCTL_SCR_SET, &ioval);
 687                         ioctl(fd_control, EM8300_IOCTL_SCR_GET, &ioval);
 688                         pts_offset = vo_pts - (ioval << 1);
 689                         if (pts_offset < 0) {
 690                                 pts_offset = 0;
 691                         }
 692                 }
 693                 ioval = vo_pts + pts_offset;
 694                 ioctl(fd_video, EM8300_IOCTL_SPU_SETPTS, &ioval);
 695                 ioctl(fd_video, EM8300_IOCTL_VIDEO_SETPTS, &ioval);
 696                 prev_pts = vo_pts;
 697         } else if (dxr3_prebuf) {
 698                 ioctl(fd_spu, EM8300_IOCTL_SPU_SETPTS, &vo_pts);
 699                 ioctl(fd_video, EM8300_IOCTL_VIDEO_SETPTS, &vo_pts);
 700         }
 701 }
 702
 703 static int draw_slice(uint8_t *srcimg[], int stride[], int w, int h, int x0, int y0)
 704 {
 705         return -1;
 706 }
 707
 708 static void uninit(void)
 709 {
 710         mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Uninitializing);
 711 #ifdef CONFIG_X11
 712         if (dxr3_overlay) {
 713                 overlay_set_mode(overlay_data, EM8300_OVERLAY_MODE_OFF);
 714                 overlay_release(overlay_data);
 715
 716 #ifdef CONFIG_GUI
 717                 if (!use_gui) {
 718 #endif
 719                         vo_x11_uninit();
 720
 721 #ifdef CONFIG_GUI
 722                 }
 723 #endif
 724         }
 725 #endif
 726         if (old_vmode != -1) {
 727                 if (ioctl(fd_control, EM8300_IOCTL_SET_VIDEOMODE, &old_vmode) < 0) {
 728                         mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedRestoringTVNorm);
 729                 }
 730         }
 731
 732         if (fd_video) {
 733                 close(fd_video);
 734         }
 735         if (fd_spu) {
 736                 close(fd_spu);
 737         }
 738         if (fd_control) {
 739                 close(fd_control);
 740         }
 741 #ifdef SPU_SUPPORT
 742         if(osdpicbuf) {
 743                 free(osdpicbuf);
 744         }
 745         if(spued) {
 746                 free(spued);
 747         }
 748 #endif
 749 }
 750
 751 static void check_events(void)
 752 {
 753 }
 754
 755 static int preinit(const char *arg)
 756 {
 757         char devname[MAX_STR_SIZE];
 758         int fdflags = O_WRONLY;
 759
 760         /* Parse commandline */
 761         while (arg) {
 762                 if (!strncmp("prebuf", arg, 6) && !dxr3_prebuf) {
 763                         mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_EnablingPrebuffering);
 764                         dxr3_prebuf = 1;
 765                 } else if (!strncmp("sync", arg, 4) && !dxr3_newsync) {
 766                         mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UsingNewSyncEngine);
 767                         dxr3_newsync = 1;
 768                 } else if (!strncmp("overlay", arg, 7) && !dxr3_overlay) {
 769 #ifdef CONFIG_X11
 770                         mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UsingOverlay);
 771                         dxr3_overlay = 1;
 772 #else
 773                         mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorYouNeedToCompileMplayerWithX11);
 774 #endif
 775                 } else if (!strncmp("norm=", arg, 5)) {
 776                         arg += 5;
 777                         // dxr3_norm is 0 (-> don't change norm) by default
 778                         // but maybe someone changes this in the future
 779
 780                         mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_WillSetTVNormTo);
 781
 782                         if (*arg == '5') {
 783                             dxr3_norm = 5;
 784                             mp_msg(MSGT_VO,MSGL_INFO, "NTSC");
 785                         } else if (*arg == '4') {
 786                             dxr3_norm = 4;
 787                             mp_msg(MSGT_VO,MSGL_INFO, "PAL-60");
 788                         } else if (*arg == '3') {
 789                             dxr3_norm = 3;
 790                             mp_msg(MSGT_VO,MSGL_INFO, "PAL");
 791                         } else if (*arg == '2') {
 792                             dxr3_norm = 2;
 793                             mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_AutoAdjustToMovieFrameRatePALPAL60);
 794                         } else if (*arg == '1') {
 795                             dxr3_norm = 1;
 796                             mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_AutoAdjustToMovieFrameRatePALNTSC);
 797                         } else if (*arg == '0') {
 798                             dxr3_norm = 0;
 799                             mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UseCurrentNorm);
 800                         } else {
 801                             dxr3_norm = 0;
 802                             mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UseUnknownNormSuppliedCurrentNorm);
 803                         }
 804
 805                         mp_msg(MSGT_VO,MSGL_INFO, ".\n");
 806                 } else if (arg[0] == '0' || arg[0] == '1' || arg[0] == '2' || arg[0] == '3') {
 807                         dxr3_device_num = arg[0];
 808                 }
 809
 810                 arg = strchr(arg, ':');
 811                 if (arg) {
 812                         arg++;
 813                 }
 814         }
 815
 816
 817         /* Open the control interface */
 818         sprintf(devname, "/dev/em8300-%d", dxr3_device_num);
 819         fd_control = open(devname, fdflags);
 820         if (fd_control < 1) {
 821                 /* Fall back to old naming scheme */
 822                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingTrying, devname);
 823                 sprintf(devname, "/dev/em8300");
 824                 fd_control = open(devname, fdflags);
 825                 if (fd_control < 1) {
 826                         mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingAsWell);
 827                         return -1;
 828                 }
 829         } else {
 830                 mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Opened, devname);
 831         }
 832
 833         /* Open the video interface */
 834         sprintf(devname, "/dev/em8300_mv-%d", dxr3_device_num);
 835         fd_video = open(devname, fdflags);
 836         if (fd_video < 0) {
 837                 /* Fall back to old naming scheme */
 838                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingTryingMV, devname);
 839                 sprintf(devname, "/dev/em8300_mv");
 840                 fd_video = open(devname, fdflags);
 841                 if (fd_video < 0) {
 842                         mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingAsWellMV);
 843                         uninit();
 844                         return -1;
 845                 }
 846         } else {
 847                 mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Opened, devname);
 848         }
 849         strcpy(fdv_name, devname);
 850
 851         /* Open the subpicture interface */
 852         sprintf(devname, "/dev/em8300_sp-%d", dxr3_device_num);
 853         fd_spu = open(devname, fdflags);
 854         if (fd_spu < 0) {
 855                 /* Fall back to old naming scheme */
 856                 mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingTryingSP, devname);
 857                 sprintf(devname, "/dev/em8300_sp");
 858                 fd_spu = open(devname, fdflags);
 859                 if (fd_spu < 0) {
 860                         mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingAsWellSP);
 861                         uninit();
 862                         return -1;
 863                 }
 864         } else {
 865                 mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Opened, devname);
 866         }
 867         strcpy(fds_name, devname);
 868
 869 #ifdef CONFIG_X11
 870         if (dxr3_overlay) {
 871
 872                 /* Fucked up hack needed to enable overlay.
 873                  * Will be removed as soon as I figure out
 874                  * how to make it work like it should
 875                  */
 876                 Display *dpy;
 877                 overlay_t *ov;
 878                 XWindowAttributes attribs;
 879
 880                 dpy = XOpenDisplay(NULL);
 881                 if (!dpy) {
 882                         mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_UnableToOpenDisplayDuringHackSetup);
 883                         return -1;
 884                 }
 885                 XGetWindowAttributes(dpy, RootWindow(dpy, DefaultScreen(dpy)), &attribs);
 886                 ov = overlay_init(fd_control);
 887                 overlay_set_screen(ov, attribs.width, attribs.height, PlanesOfScreen(ScreenOfDisplay(dpy, 0)));
 888                 overlay_read_state(ov, NULL);
 889                 overlay_set_keycolor(ov, KEY_COLOR);
 890                 overlay_set_mode(ov, EM8300_OVERLAY_MODE_OVERLAY);
 891                 overlay_set_mode(ov, EM8300_OVERLAY_MODE_RECTANGLE);
 892                 overlay_release(ov);
 893                 XCloseDisplay(dpy);
 894                 /* End of fucked up hack */
 895
 896                 /* Initialize overlay and X11 */
 897                 overlay_data = overlay_init(fd_control);
 898 #ifdef CONFIG_GUI
 899                 if (!use_gui) {
 900 #endif
 901                         if (!vo_init()) {
 902                                 mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_UnableToInitX11);
 903                                 return -1;
 904                         }
 905 #ifdef CONFIG_GUI
 906                 }
 907 #endif
 908         }
 909 #endif
 910
 911         if (dxr3_newsync) {
 912                 ioctl(fd_control, EM8300_IOCTL_SCR_GET, &ioval);
 913                 pts_offset = vo_pts - (ioval << 1);
 914                 if (pts_offset < 0) {
 915                         pts_offset = 0;
 916                 }
 917         }
 918
 919         return 0;
 920 }
 921
 922 /* Begin overlay.c */
 923 static int update_parameters(overlay_t *o)
 924 {
 925     overlay_set_attribute(o, EM9010_ATTRIBUTE_XOFFSET, o->xoffset);
 926     overlay_set_attribute(o, EM9010_ATTRIBUTE_YOFFSET, o->yoffset);
 927     overlay_set_attribute(o, EM9010_ATTRIBUTE_XCORR, o->xcorr);
 928     overlay_set_attribute(o, EM9010_ATTRIBUTE_STABILITY, o->stability);
 929     overlay_set_attribute(o, EM9010_ATTRIBUTE_JITTER, o->jitter);
 930     return 0;
 931 }
 932
 933 static int overlay_set_attribute(overlay_t *o, int attribute, int value)
 934 {
 935     em8300_attribute_t attr;
 936
 937     attr.attribute = attribute;
 938     attr.value = value;
 939     if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_SET_ATTRIBUTE, &attr)==-1)
 940         {
 941              mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedSettingOverlayAttribute);
 942              return -1;
 943         }
 944
 945     return 0;
 946 }
 947
 948 static overlay_t *overlay_init(int dev)
 949 {
 950     overlay_t *o;
 951
 952     o = (overlay_t *) malloc(sizeof(overlay_t));
 953
 954     if(!o)
 955         return NULL;
 956
 957     memset(o,0,sizeof(overlay_t));
 958
 959     o->dev = dev;
 960     o->xres = 1280; o->yres=1024; o->xcorr=1000;
 961     o->color_interval=10;
 962
 963     return o;
 964 }
 965
 966 static int overlay_release(overlay_t *o)
 967 {
 968     if(o)
 969         free(o);
 970
 971     return 0;
 972 }
 973 #define TYPE_INT 1
 974 #define TYPE_XINT 2
 975 #define TYPE_COEFF 3
 976 #define TYPE_FLOAT 4
 977
 978 struct lut_entry {
 979     char *name;
 980     int type;
 981     void *ptr;
 982 };
 983
 984 static struct lut_entry *new_lookuptable(overlay_t *o)
 985 {
 986     struct lut_entry m[] = {
 987         {"xoffset", TYPE_INT, &o->xoffset},
 988         {"yoffset", TYPE_INT, &o->yoffset},
 989         {"xcorr", TYPE_INT, &o->xcorr},
 990         {"jitter", TYPE_INT, &o->jitter},
 991         {"stability", TYPE_INT, &o->stability},
 992         {"keycolor", TYPE_XINT, &o->keycolor},
 993         {"colcal_upper", TYPE_COEFF, &o->colcal_upper[0]},
 994         {"colcal_lower", TYPE_COEFF, &o->colcal_lower[0]},
 995         {"color_interval", TYPE_FLOAT, &o->color_interval},
 996         {0,0,0}
 997     },*p;
 998
 999     p = malloc(sizeof(m));
1000     memcpy(p,m,sizeof(m));
1001     return p;
1002 }
1003
1004 static int lookup_parameter(overlay_t *o, struct lut_entry *lut, char *name, void **ptr, int *type) {
1005     int i;
1006
1007     for(i=0; lut[i].name; i++) {
1008         if(!strcmp(name,lut[i].name)) {
1009             *ptr = lut[i].ptr;
1010             *type = lut[i].type;
1011             return 1;
1012         }
1013     }
1014     return 0;
1015 }
1016
1017 static int overlay_read_state(overlay_t *o, char *p)
1018 {
1019     char *a,*tok;
1020     char path[128],fname[128],tmp[128],line[256];
1021     FILE *fp;
1022     struct lut_entry *lut;
1023     void *ptr;
1024     int type;
1025     int j;
1026
1027     if(!p) {
1028         av_strlcpy(fname, getenv("HOME"), sizeof( fname ));
1029         av_strlcat(fname,"/.overlay", sizeof( fname ));
1030     } else
1031         av_strlcpy(fname, p, sizeof( fname ));
1032
1033     sprintf(tmp,"/res_%dx%dx%d",o->xres,o->yres,o->depth);
1034     av_strlcat(fname, tmp, sizeof( fname ));
1035
1036     if(!(fp=fopen(fname,"r")))
1037         return -1;
1038
1039     lut = new_lookuptable(o);
1040
1041     while(!feof(fp)) {
1042         if(!fgets(line,256,fp))
1043             break;
1044         tok=strtok(line," ");
1045         if(lookup_parameter(o,lut,tok,&ptr,&type)) {
1046             tok=strtok(NULL," ");
1047             switch(type) {
1048             case TYPE_INT:
1049                 sscanf(tok,"%d",(int *)ptr);
1050                 break;
1051             case TYPE_XINT:
1052                 sscanf(tok,"%x",(int *)ptr);
1053                 break;
1054             case TYPE_FLOAT:
1055                 sscanf(tok,"%f",(float *)ptr);
1056                 break;
1057             case TYPE_COEFF:
1058                 for(j=0;j<3;j++) {
1059                     sscanf(tok,"%f",&((struct coeff *)ptr)[j].k);
1060                     tok=strtok(NULL," ");
1061                     sscanf(tok,"%f",&((struct coeff *)ptr)[j].m);
1062                     tok=strtok(NULL," ");
1063                 }
1064                 break;
1065             }
1066
1067         }
1068     }
1069
1070     update_parameters(o);
1071
1072     free(lut);
1073     fclose(fp);
1074     return 0;
1075 }
1076
1077 static void overlay_update_params(overlay_t *o) {
1078     update_parameters(o);
1079 }
1080
1081 static int overlay_write_state(overlay_t *o, char *p)
1082 {
1083     char *a;
1084     char path[128],fname[128],tmp[128];
1085     FILE *fp;
1086     char line[256],*tok;
1087     struct lut_entry *lut;
1088     int i,j;
1089
1090     if(!p) {
1091         av_strlcpy(fname, getenv("HOME"), sizeof( fname ));
1092         av_strlcat(fname,"/.overlay", sizeof( fname ));
1093     } else
1094         av_strlcpy(fname, p, sizeof( fname ));
1095
1096     if(access(fname, W_OK|X_OK|R_OK)) {
1097         if(mkdir(fname,0766))
1098             return -1;
1099     }
1100
1101     sprintf(tmp,"/res_%dx%dx%d",o->xres,o->yres,o->depth);
1102     av_strlcat(fname, tmp, sizeof( fname ));
1103
1104     if(!(fp=fopen(fname,"w")))
1105         return -1;
1106
1107     lut = new_lookuptable(o);
1108
1109     for(i=0; lut[i].name; i++) {
1110         fprintf(fp,"%s ",lut[i].name);
1111         switch(lut[i].type) {
1112         case TYPE_INT:
1113             fprintf(fp,"%d\n",*(int *)lut[i].ptr);
1114             break;
1115         case TYPE_XINT:
1116             fprintf(fp,"%06x\n",*(int *)lut[i].ptr);
1117             break;
1118         case TYPE_FLOAT:
1119             fprintf(fp,"%f\n",*(float *)lut[i].ptr);
1120             break;
1121         case TYPE_COEFF:
1122             for(j=0;j<3;j++)
1123                 fprintf(fp,"%f %f ",((struct coeff *)lut[i].ptr)[j].k,
1124                         ((struct coeff *)lut[i].ptr)[j].m);
1125             fprintf(fp,"\n");
1126             break;
1127         }
1128     }
1129
1130     fclose(fp);
1131     return 0;
1132 }
1133
1134 static int overlay_set_screen(overlay_t *o, int xres, int yres, int depth)
1135 {
1136    em8300_overlay_screen_t scr;
1137
1138    o->xres = xres;
1139    o->yres = yres;
1140    o->depth = depth;
1141
1142    scr.xsize = xres;
1143    scr.ysize = yres;
1144
1145    if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_SETSCREEN, &scr)==-1)
1146         {
1147             mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedSettingOverlayScreen);
1148             return -1;
1149         }
1150    return 0;
1151 }
1152
1153 static int overlay_set_mode(overlay_t *o, int mode)
1154 {
1155     if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_SETMODE, &mode)==-1) {
1156         mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedEnablingOverlay);
1157         return -1;
1158     }
1159     return 0;
1160 }
1161
1162 static int overlay_set_window(overlay_t *o, int xpos,int ypos,int width,int height)
1163 {
1164     em8300_overlay_window_t win;
1165     win.xpos = xpos;
1166     win.ypos = ypos;
1167     win.width = width;
1168     win.height = height;
1169
1170     if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_SETWINDOW, &win)==-1)
1171         {
1172             mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedResizingOverlayWindow);
1173             return -1;
1174         }
1175     return 0;
1176 }
1177
1178 static int overlay_set_bcs(overlay_t *o, int brightness, int contrast, int saturation)
1179 {
1180     em8300_bcs_t bcs;
1181     bcs.brightness = brightness;
1182     bcs.contrast = contrast;
1183     bcs.saturation = saturation;
1184
1185     if (ioctl(o->dev, EM8300_IOCTL_GETBCS, &bcs)==-1)
1186         {
1187             mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedSettingOverlayBcs);
1188             return -1;
1189         }
1190     return 0;
1191 }
1192
1193 static int col_interp(float x, struct coeff c)
1194 {
1195     float y;
1196     y = x*c.k + c.m;
1197     if(y > 255)
1198         y = 255;
1199     if(y < 0)
1200         y = 0;
1201     return rint(y);
1202 }
1203
1204 static int overlay_set_keycolor(overlay_t *o, int color) {
1205     int r = (color & 0xff0000) >> 16;
1206     int g = (color & 0x00ff00) >> 8;
1207     int b = (color & 0x0000ff);
1208     float ru,gu,bu;
1209     float rl,gl,bl;
1210     int upper,lower;
1211
1212     ru = r+o->color_interval;
1213     gu = g+o->color_interval;
1214     bu = b+o->color_interval;
1215
1216     rl = r-o->color_interval;
1217     gl = g-o->color_interval;
1218     bl = b-o->color_interval;
1219
1220     upper = (col_interp(ru, o->colcal_upper[0]) << 16) |
1221             (col_interp(gu, o->colcal_upper[1]) << 8) |
1222             (col_interp(bu, o->colcal_upper[2]));
1223
1224     lower = (col_interp(rl, o->colcal_lower[0]) << 16) |
1225             (col_interp(gl, o->colcal_lower[1]) << 8) |
1226             (col_interp(bl, o->colcal_lower[2]));
1227
1228     //printf("0x%06x 0x%06x\n",upper,lower);
1229     overlay_set_attribute(o,EM9010_ATTRIBUTE_KEYCOLOR_UPPER,upper);
1230     overlay_set_attribute(o,EM9010_ATTRIBUTE_KEYCOLOR_LOWER,lower);
1231     return 0;
1232 }
1233
1234 static void least_sq_fit(int *x, int *y, int n, float *k, float *m)
1235 {
1236     float sx=0,sy=0,sxx=0,sxy=0;
1237     float delta,b;
1238     int i;
1239
1240     for(i=0; i < n; i++) {
1241         sx=sx+x[i];
1242         sy=sy+y[i];
1243         sxx=sxx+x[i]*x[i];
1244         sxy=sxy+x[i]*y[i];
1245     }
1246
1247     delta=sxx*n-sx*sx;
1248
1249     *m=(sxx*sy-sx*sxy)/delta;
1250     *k=(sxy*n-sx*sy)/delta;
1251 }
1252
1253 static int overlay_autocalibrate(overlay_t *o, pattern_drawer_cb pd, void *arg)
1254 {
1255     em8300_overlay_calibrate_t cal;
1256     em8300_overlay_window_t win;
1257     int x[256],r[256],g[256],b[256],n;
1258     float k,m;
1259
1260     int i;
1261
1262     o->draw_pattern=pd;
1263     o->dp_arg = arg;
1264
1265     overlay_set_mode(o, EM8300_OVERLAY_MODE_OVERLAY);
1266     overlay_set_screen(o, o->xres, o->yres, o->depth);
1267
1268     /* Calibrate Y-offset */
1269
1270     o->draw_pattern(0x0000ff, 0, 0, 0, 355, 1, o->dp_arg);
1271
1272     cal.cal_mode = EM8300_OVERLAY_CALMODE_YOFFSET;
1273     if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_CALIBRATE, &cal))
1274         {
1275             mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedGettingOverlayYOffsetValues);
1276             return -1;
1277         }
1278     o->yoffset = cal.result;
1279     mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_YOffset,cal.result);
1280
1281     /* Calibrate X-offset */
1282
1283     o->draw_pattern(0x0000ff, 0, 0, 0, 2, 288, o->dp_arg);
1284
1285     cal.cal_mode = EM8300_OVERLAY_CALMODE_XOFFSET;
1286     if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_CALIBRATE, &cal))
1287         {
1288             mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedGettingOverlayXOffsetValues);
1289             return -1;
1290         }
1291     o->xoffset = cal.result;
1292     mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_XOffset,cal.result);
1293
1294     /* Calibrate X scale correction */
1295
1296     o->draw_pattern(0x0000ff, 0, 355, 0, 2, 288, o->dp_arg);
1297
1298     cal.cal_mode = EM8300_OVERLAY_CALMODE_XCORRECTION;
1299     if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_CALIBRATE, &cal))
1300         {
1301             mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedGettingOverlayXScaleCorrection);
1302             return -1;
1303         }
1304     mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_XCorrection,cal.result);
1305     o->xcorr = cal.result;
1306
1307     win.xpos = 10;
1308     win.ypos = 10;
1309     win.width = o->xres-20;
1310     win.height = o->yres-20;
1311     if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_SETWINDOW, &win)==-1) {
1312         mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_FailedResizingOverlayWindow);
1313         exit(1);
1314     }
1315
1316     /* Calibrate key color upper limit */
1317
1318     for(i=128,n=0; i <= 0xff; i+=4) {
1319         o->draw_pattern(i | (i << 8) | (i << 16), 0,
1320                         (o->xres-200)/2,0,200,o->yres,o->dp_arg);
1321
1322         cal.arg = i;
1323         cal.arg2 = 1;
1324         cal.cal_mode = EM8300_OVERLAY_CALMODE_COLOR;
1325
1326         if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_CALIBRATE, &cal))
1327             {
1328                 return -1 ;
1329             }
1330
1331         x[n] = i;
1332         r[n] = (cal.result>>16)&0xff;
1333         g[n] = (cal.result>>8)&0xff;
1334         b[n] = (cal.result)&0xff;
1335         n++;
1336     }
1337
1338     least_sq_fit(x,r,n,&o->colcal_upper[0].k,&o->colcal_upper[0].m);
1339     least_sq_fit(x,g,n,&o->colcal_upper[1].k,&o->colcal_upper[1].m);
1340     least_sq_fit(x,b,n,&o->colcal_upper[2].k,&o->colcal_upper[2].m);
1341
1342     /* Calibrate key color lower limit */
1343
1344     for(i=128,n=0; i <= 0xff; i+=4) {
1345         o->draw_pattern(i | (i << 8) | (i << 16), 0xffffff,
1346                         (o->xres-200)/2,0,200,o->yres, o->dp_arg);
1347
1348         cal.arg = i;
1349         cal.arg2 = 2;
1350         cal.cal_mode = EM8300_OVERLAY_CALMODE_COLOR;
1351
1352         if (ioctl(o->dev, EM8300_IOCTL_OVERLAY_CALIBRATE, &cal))
1353             {
1354                 return -1 ;
1355             }
1356         x[n] = i;
1357         r[n] = (cal.result>>16)&0xff;
1358         g[n] = (cal.result>>8)&0xff;
1359         b[n] = (cal.result)&0xff;
1360         n++;
1361     }
1362
1363     least_sq_fit(x,r,n,&o->colcal_lower[0].k,&o->colcal_lower[0].m);
1364     least_sq_fit(x,g,n,&o->colcal_lower[1].k,&o->colcal_lower[1].m);
1365     least_sq_fit(x,b,n,&o->colcal_lower[2].k,&o->colcal_lower[2].m);
1366
1367     overlay_set_mode(o, EM8300_OVERLAY_MODE_OFF);
1368
1369     return 0;
1370 }
1371
1372
1373 static int overlay_signalmode(overlay_t *o, int mode) {
1374         if(ioctl(o->dev, EM8300_IOCTL_OVERLAY_SIGNALMODE, &mode) ==-1) {
1375             mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedSetSignalMix);
1376             return -1;
1377         }
1378         return 0;
1379 }
1380 /* End overlay.c */