libvo/vo_x11.c

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <string.h>
  22
  23 #include "config.h"
  24 #include "video_out.h"
  25 #include "video_out_internal.h"
  26 #include "aspect.h"
  27
  28
  29 #include <X11/Xlib.h>
  30 #include <X11/Xutil.h>
  31
  32 #include <errno.h>
  33
  34 #include "x11_common.h"
  35
  36 #ifdef HAVE_SHM
  37 #include <sys/ipc.h>
  38 #include <sys/shm.h>
  39 #include <X11/extensions/XShm.h>
  40
  41 static int Shmem_Flag;
  42
  43 //static int Quiet_Flag;  Here also what is this for. It's used but isn't initialized?
  44 static XShmSegmentInfo Shminfo[1];
  45 static int gXErrorFlag;
  46 static int CompletionType = -1;
  47 #endif
  48
  49 #include "sub.h"
  50
  51 #include "libswscale/swscale.h"
  52 #include "libmpcodecs/vf_scale.h"
  53 #define MODE_RGB  0x1
  54 #define MODE_BGR  0x2
  55
  56 #include "mp_msg.h"
  57 #include "help_mp.h"
  58
  59 #ifdef CONFIG_GUI
  60 #include "gui/interface.h"
  61 #include "mplayer.h"
  62 #endif
  63
  64 static const vo_info_t info = {
  65     "X11 ( XImage/Shm )",
  66     "x11",
  67     "Aaron Holtzman <aholtzma@ess.engr.uvic.ca>",
  68     ""
  69 };
  70
  71 const LIBVO_EXTERN(x11)
  72 /* private prototypes */
  73 static void (*draw_alpha_fnc) (int x0, int y0, int w, int h,
  74                                unsigned char *src, unsigned char *srca,
  75                                int stride);
  76
  77 /* local data */
  78 static unsigned char *ImageData;
  79 //! original unaligned pointer for free
  80 static unsigned char *ImageDataOrig;
  81
  82 /* X11 related variables */
  83 static XImage *myximage = NULL;
  84 static int depth, bpp;
  85 static XWindowAttributes attribs;
  86
  87 static int int_pause;
  88
  89 static int Flip_Flag;
  90 static int zoomFlag;
  91
  92
  93 static uint32_t image_width;
  94 static uint32_t image_height;
  95 static uint32_t in_format;
  96 static uint32_t out_format = 0;
  97 static int out_offset;
  98 static int srcW = -1;
  99 static int srcH = -1;
 100
 101 static int old_vo_dwidth = -1;
 102 static int old_vo_dheight = -1;
 103
 104 static void check_events(void)
 105 {
 106     int ret = vo_x11_check_events(mDisplay);
 107
 108     if (ret & VO_EVENT_RESIZE)
 109         vo_x11_clearwindow(mDisplay, vo_window);
 110     else if (ret & VO_EVENT_EXPOSE)
 111         vo_x11_clearwindow_part(mDisplay, vo_window, myximage->width,
 112                                 myximage->height, 0);
 113     if (ret & VO_EVENT_EXPOSE && int_pause)
 114         flip_page();
 115 }
 116
 117 static void draw_alpha_32(int x0, int y0, int w, int h, unsigned char *src,
 118                           unsigned char *srca, int stride)
 119 {
 120     vo_draw_alpha_rgb32(w, h, src, srca, stride,
 121                         ImageData + 4 * (y0 * image_width + x0),
 122                         4 * image_width);
 123 }
 124
 125 static void draw_alpha_24(int x0, int y0, int w, int h, unsigned char *src,
 126                           unsigned char *srca, int stride)
 127 {
 128     vo_draw_alpha_rgb24(w, h, src, srca, stride,
 129                         ImageData + 3 * (y0 * image_width + x0),
 130                         3 * image_width);
 131 }
 132
 133 static void draw_alpha_16(int x0, int y0, int w, int h, unsigned char *src,
 134                           unsigned char *srca, int stride)
 135 {
 136     vo_draw_alpha_rgb16(w, h, src, srca, stride,
 137                         ImageData + 2 * (y0 * image_width + x0),
 138                         2 * image_width);
 139 }
 140
 141 static void draw_alpha_15(int x0, int y0, int w, int h, unsigned char *src,
 142                           unsigned char *srca, int stride)
 143 {
 144     vo_draw_alpha_rgb15(w, h, src, srca, stride,
 145                         ImageData + 2 * (y0 * image_width + x0),
 146                         2 * image_width);
 147 }
 148
 149 static void draw_alpha_null(int x0, int y0, int w, int h,
 150                             unsigned char *src, unsigned char *srca,
 151                             int stride)
 152 {
 153 }
 154
 155 static struct SwsContext *swsContext = NULL;
 156 static int dst_width;
 157 extern int sws_flags;
 158
 159 static XVisualInfo vinfo;
 160
 161 static void getMyXImage(void)
 162 {
 163 #ifdef HAVE_SHM
 164     if (mLocalDisplay && XShmQueryExtension(mDisplay))
 165         Shmem_Flag = 1;
 166     else
 167     {
 168         Shmem_Flag = 0;
 169         mp_msg(MSGT_VO, MSGL_WARN,
 170                "Shared memory not supported\nReverting to normal Xlib\n");
 171     }
 172     if (Shmem_Flag)
 173         CompletionType = XShmGetEventBase(mDisplay) + ShmCompletion;
 174
 175     if (Shmem_Flag)
 176     {
 177         myximage =
 178             XShmCreateImage(mDisplay, vinfo.visual, depth, ZPixmap, NULL,
 179                             &Shminfo[0], image_width, image_height);
 180         if (myximage == NULL)
 181         {
 182             mp_msg(MSGT_VO, MSGL_WARN,
 183                    "Shared memory error,disabling ( Ximage error )\n");
 184             goto shmemerror;
 185         }
 186         Shminfo[0].shmid = shmget(IPC_PRIVATE,
 187                                   myximage->bytes_per_line *
 188                                   myximage->height, IPC_CREAT | 0777);
 189         if (Shminfo[0].shmid < 0)
 190         {
 191             XDestroyImage(myximage);
 192             mp_msg(MSGT_VO, MSGL_V, "%s\n", strerror(errno));
 193             //perror( strerror( errno ) );
 194             mp_msg(MSGT_VO, MSGL_WARN,
 195                    "Shared memory error,disabling ( seg id error )\n");
 196             goto shmemerror;
 197         }
 198         Shminfo[0].shmaddr = (char *) shmat(Shminfo[0].shmid, 0, 0);
 199
 200         if (Shminfo[0].shmaddr == ((char *) -1))
 201         {
 202             XDestroyImage(myximage);
 203             if (Shminfo[0].shmaddr != ((char *) -1))
 204                 shmdt(Shminfo[0].shmaddr);
 205             mp_msg(MSGT_VO, MSGL_WARN,
 206                    "Shared memory error,disabling ( address error )\n");
 207             goto shmemerror;
 208         }
 209         myximage->data = Shminfo[0].shmaddr;
 210         ImageData = (unsigned char *) myximage->data;
 211         Shminfo[0].readOnly = False;
 212         XShmAttach(mDisplay, &Shminfo[0]);
 213
 214         XSync(mDisplay, False);
 215
 216         if (gXErrorFlag)
 217         {
 218             XDestroyImage(myximage);
 219             shmdt(Shminfo[0].shmaddr);
 220             mp_msg(MSGT_VO, MSGL_WARN, "Shared memory error,disabling.\n");
 221             gXErrorFlag = 0;
 222             goto shmemerror;
 223         } else
 224             shmctl(Shminfo[0].shmid, IPC_RMID, 0);
 225
 226         {
 227             static int firstTime = 1;
 228
 229             if (firstTime)
 230             {
 231                 mp_msg(MSGT_VO, MSGL_V, "Sharing memory.\n");
 232                 firstTime = 0;
 233             }
 234         }
 235     } else
 236     {
 237       shmemerror:
 238         Shmem_Flag = 0;
 239 #endif
 240         myximage = XCreateImage(mDisplay, vinfo.visual, depth, ZPixmap,
 241                              0, NULL, image_width, image_height, 8, 0);
 242         ImageDataOrig = malloc(myximage->bytes_per_line * image_height + 32);
 243         myximage->data = ImageDataOrig + 16 - ((long)ImageDataOrig & 15);
 244         memset(myximage->data, 0, myximage->bytes_per_line * image_height);
 245         ImageData = myximage->data;
 246 #ifdef HAVE_SHM
 247     }
 248 #endif
 249 }
 250
 251 static void freeMyXImage(void)
 252 {
 253 #ifdef HAVE_SHM
 254     if (Shmem_Flag)
 255     {
 256         XShmDetach(mDisplay, &Shminfo[0]);
 257         XDestroyImage(myximage);
 258         shmdt(Shminfo[0].shmaddr);
 259     } else
 260 #endif
 261     {
 262         myximage->data = ImageDataOrig;
 263         XDestroyImage(myximage);
 264         ImageDataOrig = NULL;
 265     }
 266     myximage = NULL;
 267     ImageData = NULL;
 268 }
 269
 270 #ifdef WORDS_BIGENDIAN
 271 #define BO_NATIVE    MSBFirst
 272 #define BO_NONNATIVE LSBFirst
 273 #else
 274 #define BO_NATIVE    LSBFirst
 275 #define BO_NONNATIVE MSBFirst
 276 #endif
 277 const struct fmt2Xfmtentry_s {
 278   uint32_t mpfmt;
 279   int byte_order;
 280   unsigned red_mask;
 281   unsigned green_mask;
 282   unsigned blue_mask;
 283 } fmt2Xfmt[] = {
 284   {IMGFMT_RGB8,  BO_NATIVE,    0x00000007, 0x00000038, 0x000000C0},
 285   {IMGFMT_RGB8,  BO_NONNATIVE, 0x00000007, 0x00000038, 0x000000C0},
 286   {IMGFMT_BGR8,  BO_NATIVE,    0x000000E0, 0x0000001C, 0x00000003},
 287   {IMGFMT_BGR8,  BO_NONNATIVE, 0x000000E0, 0x0000001C, 0x00000003},
 288   {IMGFMT_RGB15, BO_NATIVE,    0x0000001F, 0x000003E0, 0x00007C00},
 289   {IMGFMT_BGR15, BO_NATIVE,    0x00007C00, 0x000003E0, 0x0000001F},
 290   {IMGFMT_RGB16, BO_NATIVE,    0x0000001F, 0x000007E0, 0x0000F800},
 291   {IMGFMT_BGR16, BO_NATIVE,    0x0000F800, 0x000007E0, 0x0000001F},
 292   {IMGFMT_RGB24, MSBFirst,     0x00FF0000, 0x0000FF00, 0x000000FF},
 293   {IMGFMT_RGB24, LSBFirst,     0x000000FF, 0x0000FF00, 0x00FF0000},
 294   {IMGFMT_BGR24, MSBFirst,     0x000000FF, 0x0000FF00, 0x00FF0000},
 295   {IMGFMT_BGR24, LSBFirst,     0x00FF0000, 0x0000FF00, 0x000000FF},
 296   {IMGFMT_RGB32, BO_NATIVE,    0x000000FF, 0x0000FF00, 0x00FF0000},
 297   {IMGFMT_RGB32, BO_NONNATIVE, 0xFF000000, 0x00FF0000, 0x0000FF00},
 298   {IMGFMT_BGR32, BO_NATIVE,    0x00FF0000, 0x0000FF00, 0x000000FF},
 299   {IMGFMT_BGR32, BO_NONNATIVE, 0x0000FF00, 0x00FF0000, 0xFF000000},
 300   {IMGFMT_ARGB,  MSBFirst,     0x00FF0000, 0x0000FF00, 0x000000FF},
 301   {IMGFMT_ARGB,  LSBFirst,     0x0000FF00, 0x00FF0000, 0xFF000000},
 302   {IMGFMT_ABGR,  MSBFirst,     0x000000FF, 0x0000FF00, 0x00FF0000},
 303   {IMGFMT_ABGR,  LSBFirst,     0xFF000000, 0x00FF0000, 0x0000FF00},
 304   {IMGFMT_RGBA,  MSBFirst,     0xFF000000, 0x00FF0000, 0x0000FF00},
 305   {IMGFMT_RGBA,  LSBFirst,     0x000000FF, 0x0000FF00, 0x00FF0000},
 306   {IMGFMT_BGRA,  MSBFirst,     0x0000FF00, 0x00FF0000, 0xFF000000},
 307   {IMGFMT_BGRA,  LSBFirst,     0x00FF0000, 0x0000FF00, 0x000000FF},
 308   {0, 0, 0, 0, 0}
 309 };
 310
 311 static int config(uint32_t width, uint32_t height, uint32_t d_width,
 312                        uint32_t d_height, uint32_t flags, char *title,
 313                        uint32_t format)
 314 {
 315 // int screen;
 316
 317 // int interval, prefer_blank, allow_exp, nothing;
 318     unsigned int fg, bg;
 319     Colormap theCmap;
 320     XSetWindowAttributes xswa;
 321     unsigned long xswamask;
 322     const struct fmt2Xfmtentry_s *fmte = fmt2Xfmt;
 323
 324 #ifdef CONFIG_XF86VM
 325     int vm = flags & VOFLAG_MODESWITCHING;
 326 #endif
 327     Flip_Flag = flags & VOFLAG_FLIPPING;
 328     zoomFlag = flags & VOFLAG_SWSCALE;
 329
 330     old_vo_dwidth = -1;
 331     old_vo_dheight = -1;
 332
 333     if (!title)
 334         title = "MPlayer X11 (XImage/Shm) render";
 335
 336     in_format = format;
 337     srcW = width;
 338     srcH = height;
 339
 340     XGetWindowAttributes(mDisplay, mRootWin, &attribs);
 341     depth = attribs.depth;
 342
 343     if (depth != 15 && depth != 16 && depth != 24 && depth != 32)
 344     {
 345         Visual *visual;
 346
 347         depth = vo_find_depth_from_visuals(mDisplay, mScreen, &visual);
 348     }
 349     if (!XMatchVisualInfo(mDisplay, mScreen, depth, DirectColor, &vinfo) ||
 350         (WinID > 0
 351          && vinfo.visualid != XVisualIDFromVisual(attribs.visual)))
 352         XMatchVisualInfo(mDisplay, mScreen, depth, TrueColor, &vinfo);
 353
 354     /* set image size (which is indeed neither the input nor output size),
 355        if zoom is on it will be changed during draw_slice anyway so we don't duplicate the aspect code here
 356      */
 357     image_width = (width + 7) & (~7);
 358     image_height = height;
 359
 360 #ifdef CONFIG_GUI
 361     if (use_gui)
 362         guiGetEvent(guiSetShVideo, 0);  // the GUI will set up / resize the window
 363     else
 364 #endif
 365     {
 366 #ifdef CONFIG_XF86VM
 367         if (vm)
 368         {
 369             vo_vm_switch();
 370         }
 371 #endif
 372         bg = WhitePixel(mDisplay, mScreen);
 373         fg = BlackPixel(mDisplay, mScreen);
 374
 375         theCmap = vo_x11_create_colormap(&vinfo);
 376
 377         xswa.background_pixel = 0;
 378         xswa.border_pixel = 0;
 379         xswa.colormap = theCmap;
 380         xswamask = CWBackPixel | CWBorderPixel | CWColormap;
 381
 382 #ifdef CONFIG_XF86VM
 383         if (vm)
 384         {
 385             xswa.override_redirect = True;
 386             xswamask |= CWOverrideRedirect;
 387         }
 388 #endif
 389
 390             vo_x11_create_vo_window(&vinfo, vo_dx, vo_dy, vo_dwidth, vo_dheight,
 391                     flags, theCmap, "x11", title);
 392         if (WinID > 0)
 393             depth = vo_x11_update_geometry();
 394
 395 #ifdef CONFIG_XF86VM
 396         if (vm)
 397         {
 398             /* Grab the mouse pointer in our window */
 399             if (vo_grabpointer)
 400                 XGrabPointer(mDisplay, vo_window, True, 0,
 401                              GrabModeAsync, GrabModeAsync,
 402                              vo_window, None, CurrentTime);
 403             XSetInputFocus(mDisplay, vo_window, RevertToNone, CurrentTime);
 404         }
 405 #endif
 406     }
 407
 408     if (myximage)
 409     {
 410         freeMyXImage();
 411         sws_freeContext(swsContext);
 412     }
 413     getMyXImage();
 414
 415     while (fmte->mpfmt) {
 416       int depth = IMGFMT_RGB_DEPTH(fmte->mpfmt);
 417       /* bits_per_pixel in X seems to be set to 16 for 15 bit formats
 418          => force depth to 16 so that only the color masks are used for the format check */
 419       if (depth == 15)
 420           depth = 16;
 421
 422       if (depth            == myximage->bits_per_pixel &&
 423           fmte->byte_order == myximage->byte_order &&
 424           fmte->red_mask   == myximage->red_mask   &&
 425           fmte->green_mask == myximage->green_mask &&
 426           fmte->blue_mask  == myximage->blue_mask)
 427         break;
 428       fmte++;
 429     }
 430     if (!fmte->mpfmt) {
 431       mp_msg(MSGT_VO, MSGL_ERR,
 432              "X server image format not supported, please contact the developers\n");
 433       return -1;
 434     }
 435     out_format = fmte->mpfmt;
 436     switch ((bpp = myximage->bits_per_pixel))
 437     {
 438         case 24:
 439             draw_alpha_fnc = draw_alpha_24;
 440             break;
 441         case 32:
 442             draw_alpha_fnc = draw_alpha_32;
 443             break;
 444         case 15:
 445         case 16:
 446             if (depth == 15)
 447                 draw_alpha_fnc = draw_alpha_15;
 448             else
 449                 draw_alpha_fnc = draw_alpha_16;
 450             break;
 451         default:
 452             draw_alpha_fnc = draw_alpha_null;
 453     }
 454     out_offset = 0;
 455     // for these formats conversion is currently not support and
 456     // we can easily "emulate" them.
 457     if (out_format & 64 && (IMGFMT_IS_RGB(out_format) || IMGFMT_IS_BGR(out_format))) {
 458       out_format &= ~64;
 459 #ifdef WORDS_BIGENDIAN
 460       out_offset = 1;
 461 #else
 462       out_offset = -1;
 463 #endif
 464     }
 465
 466     /* always allocate swsContext as size could change between frames */
 467     swsContext =
 468         sws_getContextFromCmdLine(width, height, in_format, width, height,
 469                                   out_format);
 470     if (!swsContext)
 471         return -1;
 472
 473     dst_width = width;
 474     //printf( "X11 bpp: %d  color mask:  R:%lX  G:%lX  B:%lX\n",bpp,myximage->red_mask,myximage->green_mask,myximage->blue_mask );
 475
 476     return 0;
 477 }
 478
 479 static void Display_Image(XImage * myximage, uint8_t * ImageData)
 480 {
 481     int x = (vo_dwidth - dst_width) / 2;
 482     int y = (vo_dheight - myximage->height) / 2;
 483
 484     // do not draw if the image needs rescaling
 485     if ((old_vo_dwidth != vo_dwidth || old_vo_dheight != vo_dheight) && zoomFlag)
 486       return;
 487
 488     if (WinID == 0) {
 489       x = vo_dx;
 490       y = vo_dy;
 491     }
 492     myximage->data += out_offset;
 493 #ifdef HAVE_SHM
 494     if (Shmem_Flag)
 495     {
 496         XShmPutImage(mDisplay, vo_window, vo_gc, myximage,
 497                      0, 0,
 498                      x, y, dst_width,
 499                      myximage->height, True);
 500     } else
 501 #endif
 502     {
 503         XPutImage(mDisplay, vo_window, vo_gc, myximage,
 504                   0, 0,
 505                   x, y, dst_width,
 506                   myximage->height);
 507     }
 508     myximage->data -= out_offset;
 509 }
 510
 511 static void draw_osd(void)
 512 {
 513     vo_draw_text(image_width, image_height, draw_alpha_fnc);
 514 }
 515
 516 static void flip_page(void)
 517 {
 518     Display_Image(myximage, ImageData);
 519     XSync(mDisplay, False);
 520 }
 521
 522 static int draw_slice(uint8_t * src[], int stride[], int w, int h,
 523                            int x, int y)
 524 {
 525     uint8_t *dst[3];
 526     int dstStride[3];
 527
 528     if ((old_vo_dwidth != vo_dwidth
 529          || old_vo_dheight != vo_dheight) /*&& y==0 */  && zoomFlag)
 530     {
 531         int newW = vo_dwidth;
 532         int newH = vo_dheight;
 533         struct SwsContext *oldContext = swsContext;
 534
 535         old_vo_dwidth = vo_dwidth;
 536         old_vo_dheight = vo_dheight;
 537
 538         if (vo_fs)
 539             aspect(&newW, &newH, A_ZOOM);
 540         if (sws_flags == 0)
 541             newW &= (~31);      // not needed but, if the user wants the FAST_BILINEAR SCALER, then its needed
 542
 543         swsContext = sws_getContextFromCmdLine(srcW, srcH, in_format,
 544                                                newW, newH, out_format);
 545         if (swsContext)
 546         {
 547             image_width = (newW + 7) & (~7);
 548             image_height = newH;
 549
 550             freeMyXImage();
 551             getMyXImage();
 552             sws_freeContext(oldContext);
 553         } else
 554         {
 555             swsContext = oldContext;
 556         }
 557         dst_width = newW;
 558     }
 559     dstStride[1] = dstStride[2] = 0;
 560     dst[1] = dst[2] = NULL;
 561
 562     dstStride[0] = image_width * ((bpp + 7) / 8);
 563     dst[0] = ImageData;
 564     if (Flip_Flag)
 565     {
 566         dst[0] += dstStride[0] * (image_height - 1);
 567         dstStride[0] = -dstStride[0];
 568     }
 569     sws_scale_ordered(swsContext, src, stride, y, h, dst, dstStride);
 570     return 0;
 571 }
 572
 573 static int draw_frame(uint8_t * src[])
 574 {
 575     return VO_ERROR;
 576 }
 577
 578 static uint32_t get_image(mp_image_t * mpi)
 579 {
 580     if (zoomFlag ||
 581         !IMGFMT_IS_BGR(mpi->imgfmt) ||
 582         (IMGFMT_BGR_DEPTH(mpi->imgfmt) != vo_depthonscreen) ||
 583         ((mpi->type != MP_IMGTYPE_STATIC)
 584          && (mpi->type != MP_IMGTYPE_TEMP))
 585         || (mpi->flags & MP_IMGFLAG_PLANAR)
 586         || (mpi->flags & MP_IMGFLAG_YUV) || (mpi->width != image_width)
 587         || (mpi->height != image_height))
 588         return VO_FALSE;
 589
 590     if (Flip_Flag)
 591     {
 592         mpi->stride[0] = -image_width * ((bpp + 7) / 8);
 593         mpi->planes[0] = ImageData - mpi->stride[0] * (image_height - 1);
 594     } else
 595     {
 596         mpi->stride[0] = image_width * ((bpp + 7) / 8);
 597         mpi->planes[0] = ImageData;
 598     }
 599     mpi->flags |= MP_IMGFLAG_DIRECT;
 600
 601     return VO_TRUE;
 602 }
 603
 604 static int query_format(uint32_t format)
 605 {
 606     mp_msg(MSGT_VO, MSGL_DBG2,
 607            "vo_x11: query_format was called: %x (%s)\n", format,
 608            vo_format_name(format));
 609     if (IMGFMT_IS_BGR(format))
 610     {
 611         if (IMGFMT_BGR_DEPTH(format) <= 8)
 612             return 0;           // TODO 8bpp not yet fully implemented
 613         if (IMGFMT_BGR_DEPTH(format) == vo_depthonscreen)
 614             return VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_OSD | VFCAP_SWSCALE | VFCAP_FLIP |
 615                 VFCAP_ACCEPT_STRIDE;
 616         else
 617             return VFCAP_CSP_SUPPORTED | VFCAP_OSD | VFCAP_SWSCALE | VFCAP_FLIP |
 618                 VFCAP_ACCEPT_STRIDE;
 619     }
 620
 621     switch (format)
 622     {
 623 //   case IMGFMT_BGR8:
 624 //   case IMGFMT_BGR15:
 625 //   case IMGFMT_BGR16:
 626 //   case IMGFMT_BGR24:
 627 //   case IMGFMT_BGR32:
 628 //    return 0x2;
 629 //   case IMGFMT_YUY2:
 630         case IMGFMT_I420:
 631         case IMGFMT_IYUV:
 632         case IMGFMT_YV12:
 633             return VFCAP_CSP_SUPPORTED | VFCAP_OSD | VFCAP_SWSCALE | VFCAP_ACCEPT_STRIDE;
 634     }
 635     return 0;
 636 }
 637
 638
 639 static void uninit(void)
 640 {
 641     if (!myximage)
 642         return;
 643
 644     freeMyXImage();
 645
 646 #ifdef CONFIG_XF86VM
 647     vo_vm_close();
 648 #endif
 649
 650     zoomFlag = 0;
 651     vo_x11_uninit();
 652
 653     sws_freeContext(swsContext);
 654 }
 655
 656 static int preinit(const char *arg)
 657 {
 658     if (arg)
 659     {
 660         mp_msg(MSGT_VO, MSGL_ERR, "vo_x11: Unknown subdevice: %s\n", arg);
 661         return ENOSYS;
 662     }
 663
 664     if (!vo_init())
 665         return -1;              // Can't open X11
 666     return 0;
 667 }
 668
 669 static int control(uint32_t request, void *data)
 670 {
 671     switch (request)
 672     {
 673         case VOCTRL_PAUSE:
 674             return int_pause = 1;
 675         case VOCTRL_RESUME:
 676             return int_pause = 0;
 677         case VOCTRL_QUERY_FORMAT:
 678             return query_format(*((uint32_t *) data));
 679         case VOCTRL_GET_IMAGE:
 680             return get_image(data);
 681         case VOCTRL_GUISUPPORT:
 682             return VO_TRUE;
 683         case VOCTRL_FULLSCREEN:
 684             vo_x11_fullscreen();
 685             vo_x11_clearwindow(mDisplay, vo_window);
 686             return VO_TRUE;
 687         case VOCTRL_SET_EQUALIZER:
 688             {
 689                 struct voctrl_set_equalizer_args *args = data;
 690                 return vo_x11_set_equalizer(args->name, args->value);
 691             }
 692         case VOCTRL_GET_EQUALIZER:
 693             {
 694                 struct voctrl_get_equalizer_args *args = data;
 695                 return vo_x11_get_equalizer(args->name, args->valueptr);
 696             }
 697         case VOCTRL_ONTOP:
 698             vo_x11_ontop();
 699             return VO_TRUE;
 700         case VOCTRL_UPDATE_SCREENINFO:
 701             update_xinerama_info();
 702             return VO_TRUE;
 703     }
 704     return VO_NOTIMPL;
 705 }