libvo/vo_ggi.c

   1 /*
   2  * General Graphics Interface (GGI) vo driver
   3  *
   4  * copyright (C) 2001 Alex Beregszaszi
   5  *
   6  * Uses libGGI - http://www.ggi-project.org/
   7  *
   8  * TODO:
   9  *  * implement gamma handling (VAA isn't obsoleted?)
  10  *
  11  * Thanks to Andreas Beck for his patches.
  12  *
  13  * Many thanks to Atmosfear, he hacked this driver to work with planar
  14  * formats, and he fixed the RGB handling.
  15  *
  16  * This file is part of MPlayer.
  17  *
  18  * MPlayer is free software; you can redistribute it and/or modify
  19  * it under the terms of the GNU General Public License as published by
  20  * the Free Software Foundation; either version 2 of the License, or
  21  * (at your option) any later version.
  22  *
  23  * MPlayer is distributed in the hope that it will be useful,
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  26  * GNU General Public License for more details.
  27  *
  28  * You should have received a copy of the GNU General Public License along
  29  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  30  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  31  */
  32
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36 #include <errno.h>
  37
  38 #include "mp_msg.h"
  39
  40 #include "config.h"
  41 #include "video_out.h"
  42 #include "video_out_internal.h"
  43
  44 #include "mp_fifo.h"
  45
  46 #include <ggi/ggi.h>
  47
  48 #ifdef CONFIG_GGIWMH
  49 #include <ggi/wmh.h>
  50 #endif
  51
  52 /* maximum buffers */
  53 #undef GGI_FLIP
  54
  55 static const vo_info_t info =
  56 {
  57     "General Graphics Interface (GGI) output",
  58     "ggi",
  59     "Alex Beregszaszi",
  60     "major"
  61 };
  62
  63 const LIBVO_EXTERN(ggi)
  64
  65
  66 static struct ggi_conf_s {
  67     char *driver;
  68
  69     ggi_visual_t vis;
  70     ggi_visual_t drawvis;
  71
  72     /* source image format */
  73     int srcwidth;
  74     int srcheight;
  75     int srcformat;
  76     int srcdepth;
  77     int srcbpp;
  78
  79     /* dirty region */
  80     struct {
  81         int x1, y1;
  82         int x2, y2;
  83     } flushregion;
  84
  85     int voflags;
  86
  87     int depthonscreen;
  88 } ggi_conf;
  89
  90
  91 #ifdef CONFIG_GGIWMH
  92 static void window_ontop(void)
  93 {
  94     mp_msg(MSGT_VO, MSGL_V, "[ggi] debug: window_ontop() called\n");
  95     ggiWmhZOrder(ggi_conf.vis, ZO_TOP);
  96     return;
  97 }
  98 #endif
  99
 100
 101 static void set_graphtype(uint32_t format, ggi_mode *mode)
 102 {
 103     switch (format) {
 104     case IMGFMT_RGB4:
 105         mode->graphtype = GT_4BIT;
 106         break;
 107     case IMGFMT_BGR4:
 108         mode->graphtype = GT_4BIT;
 109         GT_SETSUBSCHEME(mode->graphtype, GT_SUB_HIGHBIT_RIGHT);
 110         break;
 111     case IMGFMT_RGB8:
 112     case IMGFMT_BGR8:
 113         mode->graphtype = GT_8BIT;
 114         break;
 115     case IMGFMT_RGB15:
 116     case IMGFMT_BGR15:
 117         mode->graphtype = GT_15BIT;
 118         break;
 119     case IMGFMT_RGB16:
 120     case IMGFMT_BGR16:
 121         mode->graphtype = GT_16BIT;
 122         break;
 123     case IMGFMT_RGB24:
 124     case IMGFMT_BGR24:
 125         mode->graphtype = GT_24BIT;
 126         break;
 127     case IMGFMT_RGB32:
 128     case IMGFMT_BGR32:
 129         mode->graphtype = GT_32BIT;
 130         break;
 131     }
 132
 133     return;
 134 }
 135
 136 static int config(uint32_t width, uint32_t height, uint32_t d_width,
 137                   uint32_t d_height, uint32_t flags, char *title,
 138                   uint32_t format)
 139 {
 140     ggi_mode mode = {
 141         1,                      /* frames */
 142         {width, height},        /* visible */
 143         {GGI_AUTO, GGI_AUTO},   /* virt */
 144         {GGI_AUTO, GGI_AUTO},   /* size */
 145         GT_AUTO,                /* graphtype */
 146         {GGI_AUTO, GGI_AUTO}    /* dots per pixel */
 147     };
 148
 149
 150     set_graphtype(format, &mode);
 151
 152 #if 0
 153     printf("[ggi] mode: ");
 154     ggiPrintMode(&mode);
 155     printf("\n");
 156 #endif
 157
 158     ggiCheckMode(ggi_conf.vis, &mode);
 159
 160     if (ggiSetMode(ggi_conf.vis, &mode) < 0) {
 161         mp_msg(MSGT_VO, MSGL_ERR, "[ggi] unable to set display mode\n");
 162         return -1;
 163     }
 164     if (ggiGetMode(ggi_conf.vis, &mode) < 0) {
 165         mp_msg(MSGT_VO, MSGL_ERR, "[ggi] unable to get display mode\n");
 166         return -1;
 167     }
 168     if ((mode.graphtype == GT_INVALID)
 169        || (mode.graphtype == GT_AUTO))
 170     {
 171         mp_msg(MSGT_VO, MSGL_ERR, "[ggi] not supported depth/bpp\n");
 172         return -1;
 173     }
 174
 175 #if 0
 176     printf("[ggi] mode: ");
 177     ggiPrintMode(&mode);
 178     printf("\n");
 179 #endif
 180
 181
 182 #ifdef CONFIG_GGIWMH
 183     ggiWmhSetTitle(ggi_conf.vis, title);
 184     if (vo_ontop) window_ontop();
 185 #endif
 186
 187     ggiSetFlags(ggi_conf.vis, GGIFLAG_ASYNC);
 188
 189     if (GT_SCHEME(mode.graphtype) == GT_PALETTE)
 190         ggiSetColorfulPalette(ggi_conf.vis);
 191
 192     if (GT_SCHEME(mode.graphtype) != GT_TRUECOLOR) {
 193         ggi_mode drawmode;
 194
 195         ggi_conf.drawvis = ggiOpen("display-memory", NULL);
 196         if (ggi_conf.drawvis == NULL) {
 197             mp_msg(MSGT_VO, MSGL_ERR,
 198                    "[ggi] unable to get backbuffer for conversion\n");
 199             return -1;
 200         }
 201         memcpy(&drawmode, &mode, sizeof(ggi_mode));
 202         drawmode.graphtype = GT_32BIT;
 203         drawmode.size.x = GGI_AUTO;
 204         drawmode.size.y = GGI_AUTO;
 205         ggiCheckMode(ggi_conf.drawvis, &drawmode);
 206         if (ggiSetMode(ggi_conf.drawvis, &drawmode) < 0) {
 207             mp_msg(MSGT_VO, MSGL_ERR,
 208                    "[ggi] unable to set backbuffer mode\n");
 209             return -1;
 210         }
 211         mode.graphtype = drawmode.graphtype;
 212
 213         ggiSetFlags(ggi_conf.drawvis, GGIFLAG_ASYNC);
 214     }
 215     ggi_conf.depthonscreen = GT_DEPTH(mode.graphtype);
 216     vo_screenwidth = mode.virt.x;
 217     vo_screenheight = mode.virt.y;
 218
 219     vo_dwidth = width;
 220     vo_dheight = height;
 221     vo_dbpp = GT_SIZE(mode.graphtype);
 222
 223
 224     /* calculate top, left corner */
 225     vo_dx = (vo_screenwidth - vo_dwidth) / 2;
 226     vo_dy = (vo_screenheight - vo_dheight) / 2;
 227
 228
 229     ggi_conf.srcwidth = width;
 230     ggi_conf.srcheight = height;
 231     ggi_conf.srcformat = format;
 232
 233     ggi_conf.voflags = flags;
 234
 235     if (IMGFMT_IS_RGB(ggi_conf.srcformat)) {
 236         ggi_conf.srcdepth = IMGFMT_RGB_DEPTH(ggi_conf.srcformat);
 237     } else if (IMGFMT_IS_BGR(ggi_conf.srcformat)) {
 238         ggi_conf.srcdepth = IMGFMT_BGR_DEPTH(ggi_conf.srcformat);
 239     } else {
 240         mp_msg(MSGT_VO, MSGL_FATAL, "[ggi] Unknown image format: %s\n",
 241                vo_format_name(ggi_conf.srcformat));
 242         return -1;
 243     }
 244
 245     mp_msg(MSGT_VO, MSGL_INFO, "[ggi] input: %dx%dx%d, output: %dx%dx%d\n",
 246            ggi_conf.srcwidth, ggi_conf.srcheight, ggi_conf.srcdepth,
 247            mode.virt.x, mode.virt.y, vo_dbpp);
 248
 249     ggi_conf.srcbpp = (ggi_conf.srcdepth + 7) / 8;
 250
 251     ggi_conf.flushregion.x1 = vo_dx;
 252     ggi_conf.flushregion.y1 = vo_dy;
 253     ggi_conf.flushregion.x2 = vo_dwidth;
 254     ggi_conf.flushregion.y2 = vo_dheight;
 255
 256     return 0;
 257 }
 258
 259 static uint32_t get_image(mp_image_t *mpi)
 260 {
 261     /* GGI DirectRendering supports (yet) only BGR/RGB modes */
 262     if (!((IMGFMT_IS_BGR(mpi->imgfmt)) &&
 263         (IMGFMT_BGR_DEPTH(mpi->imgfmt) == vo_dbpp)))
 264     {
 265         return VO_FALSE;
 266     }
 267
 268     if (!((IMGFMT_IS_RGB(mpi->imgfmt)) &&
 269         (IMGFMT_RGB_DEPTH(mpi->imgfmt) == vo_dbpp)))
 270     {
 271         return VO_FALSE;
 272     }
 273
 274     if (!((mpi->width == ggi_conf.srcwidth) &&
 275         (mpi->height == ggi_conf.srcheight)))
 276     {
 277         return VO_FALSE;
 278     }
 279
 280     mpi->planes[1] = mpi->planes[2] = NULL;
 281     mpi->stride[1] = mpi->stride[2] = 0;
 282
 283     mpi->planes[0] = NULL;
 284     mpi->stride[0] = ggi_conf.srcwidth * ggi_conf.srcbpp;
 285     mpi->flags |= MP_IMGFLAG_DIRECT;
 286
 287 #ifdef GGI_FLIP
 288     if (ggi_conf.voflags & VOFLAG_FLIPPING) {
 289         mpi->stride[0] = -mpi->stride[0];
 290     }
 291 #endif
 292
 293     return VO_TRUE;
 294 }
 295
 296
 297 static int draw_frame(uint8_t *src[])
 298 {
 299     ggiPutBox(ggi_conf.drawvis, vo_dx, vo_dy,
 300               vo_dwidth, vo_dheight, src[0]);
 301
 302     ggi_conf.flushregion.x1 = vo_dx;
 303     ggi_conf.flushregion.y1 = vo_dy;
 304     ggi_conf.flushregion.x2 = vo_dwidth;
 305     ggi_conf.flushregion.y2 = vo_dheight;
 306
 307     return 0;
 308 }
 309
 310 static void draw_osd(void)
 311 {
 312     return;
 313 }
 314
 315 static void flip_page(void)
 316 {
 317     if (ggi_conf.drawvis != ggi_conf.vis) {
 318 #if 0
 319         ggiFlushRegion(ggi_conf.drawvis,
 320                        ggi_conf.flushregion.x1, ggi_conf.flushregion.y1,
 321                        ggi_conf.flushregion.x2 - ggi_conf.flushregion.x1,
 322                        ggi_conf.flushregion.y2 - ggi_conf.flushregion.y1);
 323 #endif
 324         ggiCrossBlit(ggi_conf.drawvis,
 325                      ggi_conf.flushregion.x1, ggi_conf.flushregion.y1,
 326                      ggi_conf.flushregion.x2 - ggi_conf.flushregion.x1,
 327                      ggi_conf.flushregion.y2 - ggi_conf.flushregion.y1,
 328                      ggi_conf.vis,
 329                      ggi_conf.flushregion.x1, ggi_conf.flushregion.y1);
 330
 331     }
 332     ggiFlushRegion(ggi_conf.vis,
 333                    ggi_conf.flushregion.x1, ggi_conf.flushregion.y1,
 334                    ggi_conf.flushregion.x2 - ggi_conf.flushregion.x1,
 335                    ggi_conf.flushregion.y2 - ggi_conf.flushregion.y1);
 336
 337     ggi_conf.flushregion.x1 = ggi_conf.flushregion.x2 = -1;
 338     ggi_conf.flushregion.y1 = ggi_conf.flushregion.y2 = -1;
 339 }
 340
 341 static int draw_slice(uint8_t *src[], int stride[],
 342                       int w, int h, int x, int y)
 343 {
 344     ggiPutBox(ggi_conf.drawvis, vo_dx + x, vo_dy + y, w, h, src[0]);
 345
 346     if ((ggi_conf.flushregion.x1 == -1) ||
 347         ((vo_dx + x) < ggi_conf.flushregion.x1))
 348     {
 349         ggi_conf.flushregion.x1 = vo_dx + x;
 350     }
 351     if ((ggi_conf.flushregion.y1 == -1) ||
 352         ((vo_dy + y) < ggi_conf.flushregion.y1))
 353     {
 354         ggi_conf.flushregion.y1 = vo_dy + y;
 355     }
 356     if ((ggi_conf.flushregion.x2 == -1) ||
 357         ((vo_dx + x + w) > ggi_conf.flushregion.x2))
 358     {
 359         ggi_conf.flushregion.x2 = vo_dx + x + w;
 360     }
 361     if ((ggi_conf.flushregion.y2 == -1) ||
 362         ((vo_dy + y + h) > ggi_conf.flushregion.y2))
 363     {
 364         ggi_conf.flushregion.y2 = vo_dy + y + h;
 365     }
 366
 367     return 1;
 368 }
 369
 370 static int query_format(uint32_t format)
 371 {
 372     ggi_mode mode;
 373     uint32_t vfcap;
 374
 375     vfcap = VFCAP_CSP_SUPPORTED
 376             | VFCAP_CSP_SUPPORTED_BY_HW
 377             | VFCAP_ACCEPT_STRIDE;
 378
 379     if ((!ggi_conf.depthonscreen || !vo_dbpp) && ggi_conf.vis) {
 380         if (ggiGetMode(ggi_conf.vis, &mode) == 0) {
 381             ggi_conf.depthonscreen = GT_DEPTH(mode.graphtype);
 382             vo_dbpp = GT_SIZE(mode.graphtype);
 383         }
 384         if (GT_SCHEME(mode.graphtype) == GT_AUTO) {
 385             ggiCheckMode(ggi_conf.vis, &mode);
 386         }
 387         if (GT_SCHEME(mode.graphtype) != GT_TRUECOLOR) {
 388             mode.graphtype = GT_32BIT;
 389             ggi_conf.depthonscreen = GT_DEPTH(mode.graphtype);
 390             vo_dbpp = GT_SIZE(mode.graphtype);
 391         }
 392     }
 393     if ((IMGFMT_IS_BGR(format) && (IMGFMT_BGR_DEPTH(format) == vo_dbpp)) ||
 394         (IMGFMT_IS_RGB(format) && (IMGFMT_RGB_DEPTH(format) == vo_dbpp)))
 395     {
 396         return vfcap;
 397     }
 398     if (IMGFMT_IS_BGR(format) || IMGFMT_IS_RGB(format)) {
 399         set_graphtype(format, &mode);
 400
 401         if (ggiCheckMode(ggi_conf.drawvis, &mode) < 0) {
 402             return 0;
 403         } else {
 404             return vfcap;
 405         }
 406     }
 407     return 0;
 408 }
 409
 410 static int preinit(const char *arg)
 411 {
 412     if (ggiInit() != 0) {
 413         mp_msg(MSGT_VO, MSGL_FATAL, "[ggi] unable to initialize GGI\n");
 414         return -1;
 415     }
 416 #ifdef CONFIG_GGIWMH
 417     if (ggiWmhInit() < 0) {
 418         mp_msg(MSGT_VO, MSGL_FATAL, "[ggi] unable to initialize libggiwmh\n");
 419         return -1;
 420     }
 421 #endif
 422
 423     if (arg) {
 424         int i = 0;
 425         ggi_conf.driver = strdup(arg);
 426         while (ggi_conf.driver[i] != '\0') {
 427             if (ggi_conf.driver[i] == '.')
 428                 ggi_conf.driver[i] = ',';
 429             i++;
 430         }
 431     } else {
 432         ggi_conf.driver = NULL;
 433     }
 434
 435     ggi_conf.vis = ggiOpen(ggi_conf.driver);
 436     if (ggi_conf.vis == NULL) {
 437         mp_msg(MSGT_VO, MSGL_FATAL, "[ggi] unable to open '%s' output\n",
 438                (ggi_conf.driver == NULL) ? "default" : ggi_conf.driver);
 439         ggiExit();
 440         return -1;
 441     }
 442     ggi_conf.drawvis = ggi_conf.vis;
 443
 444
 445 #ifdef CONFIG_GGIWMH
 446     ggiWmhAttach(ggi_conf.vis);
 447 #endif
 448
 449
 450     mp_msg(MSGT_VO, MSGL_V, "[ggi] using '%s' output\n",
 451           (ggi_conf.driver == NULL) ? "default" : ggi_conf.driver);
 452
 453     return 0;
 454 }
 455
 456 static void uninit(void)
 457 {
 458     if (ggi_conf.driver)
 459         free(ggi_conf.driver);
 460
 461 #ifdef CONFIG_GGIWMH
 462     ggiWmhDetach(ggi_conf.vis);
 463     ggiWmhExit();
 464 #endif
 465
 466     if (ggi_conf.drawvis != NULL && ggi_conf.drawvis != ggi_conf.vis)
 467         ggiClose(ggi_conf.drawvis);
 468
 469     ggiClose(ggi_conf.vis);
 470     ggiExit();
 471 }
 472
 473 static int control(uint32_t request, void *data)
 474 {
 475     switch (request) {
 476     case VOCTRL_QUERY_FORMAT:
 477         return query_format(*((uint32_t *) data));
 478     case VOCTRL_GET_IMAGE:
 479         return get_image(data);
 480 #ifdef CONFIG_GGIWMH
 481     case VOCTRL_ONTOP:
 482         vo_ontop = (!(vo_ontop));
 483         window_ontop();
 484         return VO_TRUE;
 485 #endif
 486     }
 487     return VO_NOTIMPL;
 488 }
 489
 490 /* EVENT handling */
 491 #include "osdep/keycodes.h"
 492
 493 static void check_events(void)
 494 {
 495     struct timeval  tv = {0, 0};
 496     ggi_event       event;
 497     ggi_event_mask  mask;
 498
 499     if ((mask = ggiEventPoll(ggi_conf.vis, emAll, &tv))) {
 500         if (ggiEventRead(ggi_conf.vis, &event, emAll) != 0) {
 501             mp_dbg(MSGT_VO, MSGL_DBG3,
 502                    "type: %4x, origin: %4x, "
 503                    "sym: %4x, label: %4x, button=%4x\n",
 504                    event.any.origin, event.any.type, event.key.sym,
 505                    event.key.label, event.key.button);
 506
 507             switch (event.any.type) {
 508             case evKeyPress:
 509                 switch (event.key.sym) {
 510                 case GIIK_PAsterisk:    /* PStar */
 511                 case GIIUC_Asterisk:
 512                     mplayer_put_key('*');
 513                     break;
 514                 case GIIK_PSlash:
 515                 case GIIUC_Slash:
 516                     mplayer_put_key('/');
 517                     break;
 518                 case GIIK_PPlus:
 519                 case GIIUC_Plus:
 520                     mplayer_put_key('+');
 521                     break;
 522                 case GIIK_PMinus:
 523                 case GIIUC_Minus:
 524                     mplayer_put_key('-');
 525                     break;
 526                 case GIIUC_o:
 527                 case GIIUC_O:
 528                     mplayer_put_key('o');
 529                     break;
 530                 case GIIUC_g:
 531                 case GIIUC_G:
 532                     mplayer_put_key('g');
 533                     break;
 534                 case GIIUC_z:
 535                 case GIIUC_Z:
 536                     mplayer_put_key('z');
 537                     break;
 538                 case GIIUC_x:
 539                 case GIIUC_X:
 540                     mplayer_put_key('x');
 541                     break;
 542                 case GIIUC_m:
 543                 case GIIUC_M:
 544                     mplayer_put_key('m');
 545                     break;
 546                 case GIIUC_d:
 547                 case GIIUC_D:
 548                     mplayer_put_key('d');
 549                     break;
 550                 case GIIUC_q:
 551                 case GIIUC_Q:
 552                     mplayer_put_key('q');
 553                     break;
 554                 case GIIUC_h:
 555                 case GIIUC_H:
 556                     mplayer_put_key('h');
 557                     break;
 558                 case GIIUC_l:
 559                 case GIIUC_L:
 560                     mplayer_put_key('l');
 561                     break;
 562                 case GIIUC_Space:
 563                 case GIIUC_p:
 564                 case GIIUC_P:
 565                     mplayer_put_key('p');
 566                     break;
 567                 case GIIK_Up:
 568                     mplayer_put_key(KEY_UP);
 569                     break;
 570                 case GIIK_Down:
 571                     mplayer_put_key(KEY_DOWN);
 572                     break;
 573                 case GIIK_Left:
 574                     mplayer_put_key(KEY_LEFT);
 575                     break;
 576                 case GIIK_Right:
 577                     mplayer_put_key(KEY_RIGHT);
 578                     break;
 579                 case GIIK_PageUp:
 580                     mplayer_put_key(KEY_PAGE_UP);
 581                     break;
 582                 case GIIK_PageDown:
 583                     mplayer_put_key(KEY_PAGE_DOWN);
 584                     break;
 585                 default:
 586                     break;
 587                 }   /* switch */
 588
 589                 break;
 590             }   /* switch */
 591         }   /* if */
 592     }   /* if */
 593     return;
 594 }