src/tbm_surface_internal.c

   1 /**************************************************************************
   2
   3 libtbm
   4
   5 Copyright 2014 Samsung Electronics co., Ltd. All Rights Reserved.
   6
   7 Contact: SooChan Lim <sc1.lim@samsung.com>, Sangjin Lee <lsj119@samsung.com>
   8 Boram Park <boram1288.park@samsung.com>, Changyeon Lee <cyeon.lee@samsung.com>
   9
  10 Permission is hereby granted, free of charge, to any person obtaining a
  11 copy of this software and associated documentation files (the
  12 "Software"), to deal in the Software without restriction, including
  13 without limitation the rights to use, copy, modify, merge, publish,
  14 distribute, sub license, and/or sell copies of the Software, and to
  15 permit persons to whom the Software is furnished to do so, subject to
  16 the following conditions:
  17
  18 The above copyright notice and this permission notice (including the
  19 next paragraph) shall be included in all copies or substantial portions
  20 of the Software.
  21
  22 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  23 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  25 IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  26 ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  27 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  28 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29
  30 **************************************************************************/
  31
  32 #include "config.h"
  33 #include "tbm_bufmgr.h"
  34 #include "tbm_bufmgr_int.h"
  35 #include "tbm_surface_internal.h"
  36 #include "list.h"
  37
  38 static tbm_bufmgr g_surface_bufmgr = NULL;
  39 struct list_head g_surface_list; /* list of surfaces belonging to bufmgr */
  40
  41 static pthread_mutex_t tbm_surface_lock;
  42
  43 static bool
  44 _tbm_surface_mutex_init (void)
  45 {
  46     static bool tbm_surface_mutex_init = false;
  47
  48     if (tbm_surface_mutex_init)
  49         return true;
  50
  51     if (pthread_mutex_init (&tbm_surface_lock, NULL))
  52     {
  53         TBM_LOG ("[libtbm] fail: tbm_surface mutex init\n");
  54         return false;
  55     }
  56
  57     tbm_surface_mutex_init = true;
  58
  59     return true;
  60 }
  61
  62 void
  63 _tbm_surface_mutex_lock (void)
  64 {
  65     if (!_tbm_surface_mutex_init ())
  66         return;
  67
  68     pthread_mutex_lock (&tbm_surface_lock);
  69 }
  70
  71 void
  72 _tbm_surface_mutex_unlock (void)
  73 {
  74     pthread_mutex_unlock (&tbm_surface_lock);
  75 }
  76
  77 static void
  78 _init_surface_bufmgr()
  79 {
  80     g_surface_bufmgr = tbm_bufmgr_init (-1);
  81 }
  82
  83 static void
  84 _deinit_surface_bufmgr()
  85 {
  86     if (!g_surface_bufmgr)
  87         return;
  88
  89     tbm_bufmgr_deinit (g_surface_bufmgr);
  90     g_surface_bufmgr = NULL;
  91 }
  92
  93 static int
  94 _tbm_surface_internal_query_size (tbm_surface_h surface)
  95 {
  96     TBM_RETURN_VAL_IF_FAIL (surface, 0);
  97
  98     struct _tbm_surface *surf = (struct _tbm_surface *) surface;
  99     struct _tbm_bufmgr *mgr = surf->bufmgr;
 100     int size = 0;
 101
 102     TBM_RETURN_VAL_IF_FAIL (mgr != NULL, 0);
 103     TBM_RETURN_VAL_IF_FAIL (surf->info.width > 0, 0);
 104     TBM_RETURN_VAL_IF_FAIL (surf->info.height > 0, 0);
 105     TBM_RETURN_VAL_IF_FAIL (surf->info.format > 0, 0);
 106
 107     if (!mgr->backend->surface_get_size)
 108         return 0;
 109
 110     size = mgr->backend->surface_get_size (surf, surf->info.width, surf->info.height, surf->info.format);
 111
 112     return size;
 113 }
 114
 115 static int
 116 _tbm_surface_internal_query_plane_data (tbm_surface_h surface, int plane_idx, uint32_t *size, uint32_t *offset, uint32_t *pitch, int *bo_idx)
 117 {
 118     TBM_RETURN_VAL_IF_FAIL (surface, 0);
 119     TBM_RETURN_VAL_IF_FAIL (plane_idx > -1, 0);
 120
 121     struct _tbm_surface *surf = (struct _tbm_surface *) surface;
 122     struct _tbm_bufmgr *mgr = surf->bufmgr;
 123     int ret = 0;
 124
 125     TBM_RETURN_VAL_IF_FAIL (mgr != NULL, 0);
 126     TBM_RETURN_VAL_IF_FAIL (surf->info.width > 0, 0);
 127     TBM_RETURN_VAL_IF_FAIL (surf->info.height > 0, 0);
 128     TBM_RETURN_VAL_IF_FAIL (surf->info.format > 0, 0);
 129
 130     if (!mgr->backend->surface_get_plane_data)
 131         return 0;
 132
 133     ret = mgr->backend->surface_get_plane_data (surf, surf->info.width, surf->info.height, surf->info.format, plane_idx, size, offset, pitch, bo_idx);
 134     if (!ret)
 135         return 0;
 136
 137     return 1;
 138 }
 139
 140 static int
 141 _tbm_surface_internal_query_num_bos (tbm_format format)
 142 {
 143     TBM_RETURN_VAL_IF_FAIL (format > 0, 0);
 144     struct _tbm_bufmgr *mgr;
 145     int ret = 0;
 146
 147     mgr = g_surface_bufmgr;
 148
 149     if (!mgr->backend->surface_get_num_bos)
 150         return 0;
 151
 152     ret = mgr->backend->surface_get_num_bos (format);
 153     if (!ret)
 154         return 0;
 155
 156     return ret;
 157 }
 158
 159 static void
 160 _tbm_surface_internal_destroy (tbm_surface_h surface)
 161 {
 162     int i;
 163
 164     surface = (struct _tbm_surface *)surface;
 165
 166     for (i = 0; i < surface->num_bos; i++)
 167     {
 168         tbm_bo_unref (surface->bos[i]);
 169         surface->bos[i] = NULL;
 170     }
 171
 172     LIST_DEL (&surface->item_link);
 173
 174     free (surface);
 175     surface = NULL;
 176
 177     if(LIST_IS_EMPTY (&g_surface_list))
 178     {
 179         _deinit_surface_bufmgr ();
 180         LIST_DELINIT (&g_surface_list);
 181     }
 182
 183 }
 184
 185
 186 int
 187 tbm_surface_internal_query_supported_formats (uint32_t **formats, uint32_t *num)
 188 {
 189     struct _tbm_bufmgr *mgr;
 190     int ret = 0;
 191
 192     _tbm_surface_mutex_lock();
 193
 194     if (!g_surface_bufmgr)
 195     {
 196         _init_surface_bufmgr();
 197         LIST_INITHEAD (&g_surface_list);
 198     }
 199
 200     mgr = g_surface_bufmgr;
 201
 202     if (!mgr->backend->surface_supported_format)
 203     {
 204         _tbm_surface_mutex_unlock();
 205         return 0;
 206     }
 207
 208     ret = mgr->backend->surface_supported_format (formats, num);
 209
 210     _tbm_surface_mutex_unlock();
 211
 212     return ret;
 213 }
 214
 215
 216 int tbm_surface_internal_get_num_planes (tbm_format format)
 217 {
 218     int num_planes = 0;
 219
 220     switch (format)
 221     {
 222         case TBM_FORMAT_C8:
 223         case TBM_FORMAT_RGB332:
 224         case TBM_FORMAT_BGR233:
 225         case TBM_FORMAT_XRGB4444:
 226         case TBM_FORMAT_XBGR4444:
 227         case TBM_FORMAT_RGBX4444:
 228         case TBM_FORMAT_BGRX4444:
 229         case TBM_FORMAT_ARGB4444:
 230         case TBM_FORMAT_ABGR4444:
 231         case TBM_FORMAT_RGBA4444:
 232         case TBM_FORMAT_BGRA4444:
 233         case TBM_FORMAT_XRGB1555:
 234         case TBM_FORMAT_XBGR1555:
 235         case TBM_FORMAT_RGBX5551:
 236         case TBM_FORMAT_BGRX5551:
 237         case TBM_FORMAT_ARGB1555:
 238         case TBM_FORMAT_ABGR1555:
 239         case TBM_FORMAT_RGBA5551:
 240         case TBM_FORMAT_BGRA5551:
 241         case TBM_FORMAT_RGB565:
 242         case TBM_FORMAT_BGR565:
 243         case TBM_FORMAT_RGB888:
 244         case TBM_FORMAT_BGR888:
 245         case TBM_FORMAT_XRGB8888:
 246         case TBM_FORMAT_XBGR8888:
 247         case TBM_FORMAT_RGBX8888:
 248         case TBM_FORMAT_BGRX8888:
 249         case TBM_FORMAT_ARGB8888:
 250         case TBM_FORMAT_ABGR8888:
 251         case TBM_FORMAT_RGBA8888:
 252         case TBM_FORMAT_BGRA8888:
 253         case TBM_FORMAT_XRGB2101010:
 254         case TBM_FORMAT_XBGR2101010:
 255         case TBM_FORMAT_RGBX1010102:
 256         case TBM_FORMAT_BGRX1010102:
 257         case TBM_FORMAT_ARGB2101010:
 258         case TBM_FORMAT_ABGR2101010:
 259         case TBM_FORMAT_RGBA1010102:
 260         case TBM_FORMAT_BGRA1010102:
 261         case TBM_FORMAT_YUYV:
 262         case TBM_FORMAT_YVYU:
 263         case TBM_FORMAT_UYVY:
 264         case TBM_FORMAT_VYUY:
 265         case TBM_FORMAT_AYUV:
 266             num_planes = 1;
 267             break;
 268         case TBM_FORMAT_NV12:
 269         case TBM_FORMAT_NV21:
 270         case TBM_FORMAT_NV16:
 271         case TBM_FORMAT_NV61:
 272             num_planes = 2;
 273             break;
 274         case TBM_FORMAT_YUV410:
 275         case TBM_FORMAT_YVU410:
 276         case TBM_FORMAT_YUV411:
 277         case TBM_FORMAT_YVU411:
 278         case TBM_FORMAT_YUV420:
 279         case TBM_FORMAT_YVU420:
 280         case TBM_FORMAT_YUV422:
 281         case TBM_FORMAT_YVU422:
 282         case TBM_FORMAT_YUV444:
 283         case TBM_FORMAT_YVU444:
 284             num_planes = 3;
 285             break;
 286
 287         default :
 288             break;
 289     }
 290
 291     return num_planes;
 292 }
 293
 294 int tbm_surface_internal_get_bpp (tbm_format format)
 295 {
 296     int bpp = 0;
 297
 298     switch (format)
 299     {
 300         case TBM_FORMAT_C8:
 301         case TBM_FORMAT_RGB332:
 302         case TBM_FORMAT_BGR233:
 303             bpp = 8;
 304             break;
 305         case TBM_FORMAT_XRGB4444:
 306         case TBM_FORMAT_XBGR4444:
 307         case TBM_FORMAT_RGBX4444:
 308         case TBM_FORMAT_BGRX4444:
 309         case TBM_FORMAT_ARGB4444:
 310         case TBM_FORMAT_ABGR4444:
 311         case TBM_FORMAT_RGBA4444:
 312         case TBM_FORMAT_BGRA4444:
 313         case TBM_FORMAT_XRGB1555:
 314         case TBM_FORMAT_XBGR1555:
 315         case TBM_FORMAT_RGBX5551:
 316         case TBM_FORMAT_BGRX5551:
 317         case TBM_FORMAT_ARGB1555:
 318         case TBM_FORMAT_ABGR1555:
 319         case TBM_FORMAT_RGBA5551:
 320         case TBM_FORMAT_BGRA5551:
 321         case TBM_FORMAT_RGB565:
 322         case TBM_FORMAT_BGR565:
 323             bpp = 16;
 324             break;
 325         case TBM_FORMAT_RGB888:
 326         case TBM_FORMAT_BGR888:
 327             bpp = 24;
 328             break;
 329         case TBM_FORMAT_XRGB8888:
 330         case TBM_FORMAT_XBGR8888:
 331         case TBM_FORMAT_RGBX8888:
 332         case TBM_FORMAT_BGRX8888:
 333         case TBM_FORMAT_ARGB8888:
 334         case TBM_FORMAT_ABGR8888:
 335         case TBM_FORMAT_RGBA8888:
 336         case TBM_FORMAT_BGRA8888:
 337         case TBM_FORMAT_XRGB2101010:
 338         case TBM_FORMAT_XBGR2101010:
 339         case TBM_FORMAT_RGBX1010102:
 340         case TBM_FORMAT_BGRX1010102:
 341         case TBM_FORMAT_ARGB2101010:
 342         case TBM_FORMAT_ABGR2101010:
 343         case TBM_FORMAT_RGBA1010102:
 344         case TBM_FORMAT_BGRA1010102:
 345         case TBM_FORMAT_YUYV:
 346         case TBM_FORMAT_YVYU:
 347         case TBM_FORMAT_UYVY:
 348         case TBM_FORMAT_VYUY:
 349         case TBM_FORMAT_AYUV:
 350             bpp = 32;
 351             break;
 352         case TBM_FORMAT_NV12:
 353         case TBM_FORMAT_NV21:
 354             bpp = 12;
 355             break;
 356         case TBM_FORMAT_NV16:
 357         case TBM_FORMAT_NV61:
 358             bpp = 16;
 359             break;
 360         case TBM_FORMAT_YUV410:
 361         case TBM_FORMAT_YVU410:
 362             bpp = 9;
 363             break;
 364         case TBM_FORMAT_YUV411:
 365         case TBM_FORMAT_YVU411:
 366         case TBM_FORMAT_YUV420:
 367         case TBM_FORMAT_YVU420:
 368             bpp = 12;
 369             break;
 370         case TBM_FORMAT_YUV422:
 371         case TBM_FORMAT_YVU422:
 372             bpp = 16;
 373             break;
 374         case TBM_FORMAT_YUV444:
 375         case TBM_FORMAT_YVU444:
 376             bpp = 24;
 377             break;
 378         default :
 379             break;
 380     }
 381
 382     return bpp;
 383 }
 384
 385 tbm_surface_h
 386 tbm_surface_internal_create_with_flags (int width, int height, int format, int flags)
 387 {
 388     TBM_RETURN_VAL_IF_FAIL (width > 0, NULL);
 389     TBM_RETURN_VAL_IF_FAIL (height > 0, NULL);
 390
 391     struct _tbm_bufmgr *mgr;
 392     struct _tbm_surface *surf = NULL;
 393     uint32_t size = 0;
 394     uint32_t offset = 0;
 395     uint32_t stride = 0;
 396     uint32_t bo_size = 0;
 397     int bo_idx;
 398     int i, j;
 399
 400     _tbm_surface_mutex_lock();
 401
 402     if (!g_surface_bufmgr)
 403     {
 404         _init_surface_bufmgr();
 405         LIST_INITHEAD (&g_surface_list);
 406     }
 407
 408     mgr = g_surface_bufmgr;
 409     if (!TBM_BUFMGR_IS_VALID(mgr))
 410     {
 411         _tbm_surface_mutex_unlock();
 412         return NULL;
 413     }
 414     surf = calloc (1, sizeof(struct _tbm_surface));
 415     if (!surf)
 416     {
 417         _tbm_surface_mutex_unlock();
 418         return NULL;
 419     }
 420
 421     surf->bufmgr = mgr;
 422     surf->info.width = width;
 423     surf->info.height = height;
 424     surf->info.format = format;
 425     surf->info.bpp = tbm_surface_internal_get_bpp (format);
 426     surf->info.size = _tbm_surface_internal_query_size (surf);
 427     surf->info.num_planes = tbm_surface_internal_get_num_planes(format);
 428     surf->num_bos = _tbm_surface_internal_query_num_bos(format);
 429     surf->refcnt = 1;
 430
 431     /* get size, stride and offset bo_idx*/
 432     for (i = 0; i < surf->info.num_planes; i++)
 433     {
 434         _tbm_surface_internal_query_plane_data (surf, i, &size, &offset, &stride, &bo_idx);
 435         surf->info.planes[i].size = size;
 436         surf->info.planes[i].offset = offset;
 437         surf->info.planes[i].stride = stride;
 438         surf->planes_bo_idx[i] = bo_idx;
 439     }
 440
 441     surf->flags = flags;
 442
 443     for (i = 0; i < surf->num_bos; i++)
 444     {
 445         bo_size = 0;
 446         for (j = 0; j < surf->info.num_planes; j++)
 447         {
 448             if (surf->planes_bo_idx[i] == i)
 449                 bo_size += surf->info.planes[i].size;
 450         }
 451
 452         surf->bos[i] = tbm_bo_alloc (mgr, bo_size, flags);
 453         if (!surf->bos[i]) {
 454             for (j = 0; j < i; j++)
 455                 tbm_bo_unref (surf->bos[j]);
 456
 457             free (surf);
 458             surf = NULL;
 459
 460             if(LIST_IS_EMPTY (&g_surface_list))
 461             {
 462                 _deinit_surface_bufmgr ();
 463                 LIST_DELINIT (&g_surface_list);
 464             }
 465
 466             _tbm_surface_mutex_unlock();
 467             return NULL;
 468         }
 469     }
 470
 471     LIST_ADD (&surf->item_link, &g_surface_list);
 472
 473     _tbm_surface_mutex_unlock();
 474
 475     return surf;
 476 }
 477
 478 tbm_surface_h
 479 tbm_surface_internal_create_with_bos (tbm_surface_info_s *info, tbm_bo *bos, int num)
 480 {
 481     TBM_RETURN_VAL_IF_FAIL (bos, NULL);
 482     TBM_RETURN_VAL_IF_FAIL (info, NULL);
 483
 484     struct _tbm_bufmgr *mgr;
 485     struct _tbm_surface *surf = NULL;
 486     int i;
 487
 488     _tbm_surface_mutex_lock();
 489
 490     if (!g_surface_bufmgr)
 491     {
 492         _init_surface_bufmgr();
 493         LIST_INITHEAD (&g_surface_list);
 494     }
 495
 496     mgr = g_surface_bufmgr;
 497     if (!TBM_BUFMGR_IS_VALID(mgr))
 498     {
 499         _tbm_surface_mutex_unlock();
 500         return NULL;
 501     }
 502     surf = calloc (1, sizeof(struct _tbm_surface));
 503     if (!surf)
 504     {
 505         _tbm_surface_mutex_unlock();
 506         return NULL;
 507     }
 508
 509     surf->bufmgr = mgr;
 510     surf->info.width = info->width;
 511     surf->info.height = info->height;
 512     surf->info.format = info->format;
 513     surf->info.bpp = info->bpp;
 514     surf->info.num_planes = info->num_planes;
 515     surf->refcnt = 1;
 516
 517     /* get size, stride and offset */
 518     for (i = 0; i < info->num_planes; i++)
 519     {
 520         surf->info.planes[i].offset = info->planes[i].offset;
 521         surf->info.planes[i].stride = info->planes[i].stride;
 522
 523         if (info->planes[i].size > 0)
 524             surf->info.planes[i].size = info->planes[i].size;
 525         else
 526             surf->info.planes[i].size += surf->info.planes[i].stride * info->height;
 527     }
 528
 529     if (info->size > 0)
 530     {
 531         surf->info.size = info->size;
 532     }
 533     else
 534     {
 535         surf->info.size = 0;
 536         for (i = 0; i < info->num_planes; i++)
 537         {
 538             surf->info.size += surf->info.planes[i].size;
 539         }
 540     }
 541
 542     surf->flags = TBM_BO_DEFAULT;
 543
 544     /* create only one bo */
 545     surf->num_bos = num;
 546     for (i = 0; i < num; i++)
 547     {
 548         if (bos[i] == NULL)
 549             goto bail1;
 550
 551         surf->bos[i] = tbm_bo_ref(bos[i]);
 552     }
 553
 554     LIST_ADD (&surf->item_link, &g_surface_list);
 555
 556     _tbm_surface_mutex_unlock();
 557
 558     return surf;
 559 bail1:
 560     for (i = 0; i < num; i++)
 561     {
 562         if (surf->bos[i])
 563         {
 564             tbm_bo_unref (surf->bos[i]);
 565             surf->bos[i] = NULL;
 566         }
 567     }
 568
 569     free (surf);
 570     surf = NULL;
 571
 572     if(LIST_IS_EMPTY (&g_surface_list))
 573     {
 574         _deinit_surface_bufmgr ();
 575         LIST_DELINIT (&g_surface_list);
 576     }
 577
 578     _tbm_surface_mutex_unlock();
 579
 580     return NULL;
 581 }
 582
 583
 584 void
 585 tbm_surface_internal_destroy (tbm_surface_h surface)
 586 {
 587     if (!surface)
 588         return;
 589
 590     _tbm_surface_mutex_lock();
 591
 592     surface->refcnt--;
 593
 594     if (surface->refcnt > 0)
 595         return;
 596
 597     if (surface->refcnt == 0)
 598         _tbm_surface_internal_destroy(surface);
 599
 600     _tbm_surface_mutex_unlock();
 601 }
 602
 603
 604 void
 605 tbm_surface_internal_ref (tbm_surface_h surface)
 606 {
 607     _tbm_surface_mutex_lock();
 608
 609     TBM_RETURN_IF_FAIL (surface);
 610
 611     _tbm_surface_mutex_lock();
 612
 613     surface->refcnt++;
 614
 615     _tbm_surface_mutex_unlock();
 616 }
 617
 618 void
 619 tbm_surface_internal_unref (tbm_surface_h surface)
 620 {
 621     _tbm_surface_mutex_lock();
 622
 623     TBM_RETURN_IF_FAIL (surface);
 624
 625     surface->refcnt--;
 626
 627     if (surface->refcnt > 0)
 628         return;
 629
 630     if (surface->refcnt == 0)
 631         _tbm_surface_internal_destroy(surface);
 632
 633     _tbm_surface_mutex_unlock();
 634 }
 635
 636 int
 637 tbm_surface_internal_get_num_bos (tbm_surface_h surface)
 638 {
 639     TBM_RETURN_VAL_IF_FAIL (surface, 0);
 640
 641     struct _tbm_surface *surf;
 642     int num;
 643
 644     _tbm_surface_mutex_lock();
 645
 646     surf = (struct _tbm_surface *) surface;
 647     num = surf->num_bos;
 648
 649     _tbm_surface_mutex_unlock();
 650
 651     return num;
 652 }
 653
 654 tbm_bo
 655 tbm_surface_internal_get_bo (tbm_surface_h surface, int bo_idx)
 656 {
 657     TBM_RETURN_VAL_IF_FAIL (surface, NULL);
 658     TBM_RETURN_VAL_IF_FAIL (bo_idx > -1, NULL);
 659
 660     struct _tbm_surface *surf;
 661     tbm_bo bo;
 662
 663     _tbm_surface_mutex_lock();
 664
 665     surf = (struct _tbm_surface *) surface;
 666     bo = surf->bos[bo_idx];
 667
 668     _tbm_surface_mutex_unlock();
 669
 670     return bo;
 671 }
 672
 673 int
 674 tbm_surface_internal_get_size (tbm_surface_h surface)
 675 {
 676     TBM_RETURN_VAL_IF_FAIL (surface, 0);
 677
 678     struct _tbm_surface *surf;
 679     unsigned int size;
 680
 681     _tbm_surface_mutex_lock();
 682
 683     surf = (struct _tbm_surface *) surface;
 684     size = surf->info.size;
 685
 686     _tbm_surface_mutex_unlock();
 687
 688     return size;
 689 }
 690
 691 int
 692 tbm_surface_internal_get_plane_data (tbm_surface_h surface, int plane_idx, uint32_t *size, uint32_t *offset, uint32_t *pitch)
 693 {
 694     TBM_RETURN_VAL_IF_FAIL (surface, 0);
 695     TBM_RETURN_VAL_IF_FAIL (plane_idx > -1, 0);
 696
 697     struct _tbm_surface *surf;
 698
 699     _tbm_surface_mutex_lock();
 700
 701     surf = (struct _tbm_surface *) surface;
 702
 703     if (plane_idx >= surf->info.num_planes)
 704     {
 705         _tbm_surface_mutex_unlock();
 706         return 0;
 707     }
 708
 709     *size = surf->info.planes[plane_idx].size;
 710     *offset = surf->info.planes[plane_idx].offset;
 711     *pitch = surf->info.planes[plane_idx].stride;
 712
 713     _tbm_surface_mutex_unlock();
 714
 715     return 1;
 716 }
 717
 718 int
 719 tbm_surface_internal_get_info (tbm_surface_h surface, int opt, tbm_surface_info_s *info, int map)
 720 {
 721     struct _tbm_surface *surf;
 722     tbm_bo_handle bo_handles[4];
 723     int i, j;
 724
 725     _tbm_surface_mutex_lock();
 726
 727     memset (bo_handles, 0, sizeof(tbm_bo_handle) * 4);
 728
 729     surf = (struct _tbm_surface *)surface;
 730
 731     info->width = surf->info.width;
 732     info->height = surf->info.height;
 733     info->format = surf->info.format;
 734     info->bpp = surf->info.bpp;
 735     info->size = surf->info.size;
 736     info->num_planes = surf->info.num_planes;
 737
 738     if (map == 1)
 739     {
 740         for (i = 0; i < surf->num_bos; i++)
 741         {
 742             bo_handles[i] = tbm_bo_map (surf->bos[i], TBM_DEVICE_CPU, opt);
 743             if (bo_handles[i].ptr == NULL)
 744             {
 745                 for (j = 0; j < i; j++)
 746                     tbm_bo_unmap (surf->bos[j]);
 747
 748                 _tbm_surface_mutex_unlock();
 749                 return 0;
 750             }
 751         }
 752     }
 753     else
 754     {
 755         for (i = 0; i < surf->num_bos; i++)
 756         {
 757             bo_handles[i] = tbm_bo_get_handle (surf->bos[i], TBM_DEVICE_CPU);
 758             if (bo_handles[i].ptr == NULL)
 759             {
 760                 _tbm_surface_mutex_unlock();
 761                 return 0;
 762             }
 763         }
 764     }
 765
 766     for (i = 0; i < surf->info.num_planes; i++)
 767     {
 768         info->planes[i].size = surf->info.planes[i].size;
 769         info->planes[i].offset = surf->info.planes[i].offset;
 770         info->planes[i].stride = surf->info.planes[i].stride;
 771         info->planes[i].ptr = bo_handles[surf->planes_bo_idx[i]].ptr + surf->info.planes[i].offset;
 772     }
 773
 774     _tbm_surface_mutex_unlock();
 775
 776     return 1;
 777 }
 778
 779 void
 780 tbm_surface_internal_unmap (tbm_surface_h surface)
 781 {
 782     struct _tbm_surface *surf;
 783     int i;
 784
 785     _tbm_surface_mutex_lock();
 786
 787     surf = (struct _tbm_surface *)surface;
 788
 789     for (i = 0; i < surf->num_bos; i++)
 790         tbm_bo_unmap (surf->bos[i]);
 791
 792     _tbm_surface_mutex_unlock();
 793 }
 794
 795 unsigned int
 796 tbm_surface_internal_get_width (tbm_surface_h surface)
 797 {
 798     struct _tbm_surface *surf;
 799     unsigned int width;
 800
 801     _tbm_surface_mutex_lock();
 802
 803     surf = (struct _tbm_surface *)surface;
 804     width = surf->info.width;
 805
 806     _tbm_surface_mutex_unlock();
 807
 808     return width;
 809 }
 810
 811 unsigned int
 812 tbm_surface_internal_get_height (tbm_surface_h surface)
 813 {
 814     struct _tbm_surface *surf;
 815     unsigned int height;
 816
 817     _tbm_surface_mutex_lock();
 818
 819     surf = (struct _tbm_surface *)surface;
 820     height = surf->info.height;
 821
 822     _tbm_surface_mutex_unlock();
 823
 824     return height;
 825
 826 }
 827
 828 tbm_format
 829 tbm_surface_internal_get_format (tbm_surface_h surface)
 830 {
 831     struct _tbm_surface *surf;
 832     tbm_format format;
 833
 834     _tbm_surface_mutex_lock();
 835
 836     surf = (struct _tbm_surface *)surface;
 837     format = surf->info.format;
 838
 839     _tbm_surface_mutex_unlock();
 840
 841     return format;
 842 }
 843
 844 int
 845 tbm_surface_internal_get_plane_bo_idx (tbm_surface_h surface, int plane_idx)
 846 {
 847     TBM_RETURN_VAL_IF_FAIL (surface, 0);
 848     TBM_RETURN_VAL_IF_FAIL (plane_idx > -1, 0);
 849     struct _tbm_surface *surf;
 850     int bo_idx;
 851
 852     _tbm_surface_mutex_lock();
 853
 854     surf = (struct _tbm_surface *)surface;
 855     bo_idx = surf->planes_bo_idx[plane_idx];
 856
 857     _tbm_surface_mutex_unlock();
 858
 859     return bo_idx;
 860 }
 861