dummy_drv_video/dummy_drv_video.c

   1 /*
   2  * Copyright (c) 2007 Intel Corporation. All Rights Reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sub license, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the
  13  * next paragraph) shall be included in all copies or substantial portions
  14  * of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  19  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  20  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  21  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  22  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #include "va_backend.h"
  26
  27 #include "dummy_drv_video.h"
  28
  29 #include "assert.h"
  30 #include <stdio.h>
  31 #include <string.h>
  32 #include <stdarg.h>
  33
  34 #define ASSERT  assert
  35
  36 #define INIT_DRIVER_DATA        struct dummy_driver_data *driver_data = (struct dummy_driver_data *) ctx->pDriverData;
  37
  38 #define CONFIG(id)  ((object_config_p) object_heap_lookup( &driver_data->config_heap, id ))
  39 #define CONTEXT(id) ((object_context_p) object_heap_lookup( &driver_data->context_heap, id ))
  40 #define SURFACE(id)     ((object_surface_p) object_heap_lookup( &driver_data->surface_heap, id ))
  41 #define BUFFER(id)  ((object_buffer_p) object_heap_lookup( &driver_data->buffer_heap, id ))
  42
  43 #define CONFIG_ID_OFFSET                0x01000000
  44 #define CONTEXT_ID_OFFSET               0x02000000
  45 #define SURFACE_ID_OFFSET               0x04000000
  46 #define BUFFER_ID_OFFSET                0x08000000
  47
  48 static void dummy__error_message(const char *msg, ...)
  49 {
  50     va_list args;
  51
  52     fprintf(stderr, "dummy_drv_video error: ");
  53     va_start(args, msg);
  54     vfprintf(stderr, msg, args);
  55     va_end(args);
  56 }
  57
  58 static void dummy__information_message(const char *msg, ...)
  59 {
  60     va_list args;
  61
  62     fprintf(stderr, "dummy_drv_video: ");
  63     va_start(args, msg);
  64     vfprintf(stderr, msg, args);
  65     va_end(args);
  66 }
  67
  68 VAStatus dummy_QueryConfigProfiles(
  69                 VADriverContextP ctx,
  70                 VAProfile *profile_list,        /* out */
  71                 int *num_profiles                       /* out */
  72         )
  73 {
  74     INIT_DRIVER_DATA
  75     int i = 0;
  76
  77     profile_list[i++] = VAProfileMPEG2Simple;
  78     profile_list[i++] = VAProfileMPEG2Main;
  79     profile_list[i++] = VAProfileMPEG4Simple;
  80     profile_list[i++] = VAProfileMPEG4AdvancedSimple;
  81     profile_list[i++] = VAProfileMPEG4Main;
  82     profile_list[i++] = VAProfileH264Baseline;
  83     profile_list[i++] = VAProfileH264Main;
  84     profile_list[i++] = VAProfileH264High;
  85     profile_list[i++] = VAProfileVC1Simple;
  86     profile_list[i++] = VAProfileVC1Main;
  87     profile_list[i++] = VAProfileVC1Advanced;
  88
  89     /* If the assert fails then DUMMY_MAX_PROFILES needs to be bigger */
  90     ASSERT(i <= DUMMY_MAX_PROFILES);
  91     *num_profiles = i;
  92
  93     return VA_STATUS_SUCCESS;
  94 }
  95
  96 VAStatus dummy_QueryConfigEntrypoints(
  97                 VADriverContextP ctx,
  98                 VAProfile profile,
  99                 VAEntrypoint  *entrypoint_list, /* out */
 100                 int *num_entrypoints            /* out */
 101         )
 102 {
 103     INIT_DRIVER_DATA
 104
 105     switch (profile) {
 106         case VAProfileMPEG2Simple:
 107         case VAProfileMPEG2Main:
 108                 *num_entrypoints = 2;
 109                 entrypoint_list[0] = VAEntrypointVLD;
 110                 entrypoint_list[1] = VAEntrypointMoComp;
 111                 break;
 112
 113         case VAProfileMPEG4Simple:
 114         case VAProfileMPEG4AdvancedSimple:
 115         case VAProfileMPEG4Main:
 116                 *num_entrypoints = 1;
 117                 entrypoint_list[0] = VAEntrypointVLD;
 118                 break;
 119
 120         case VAProfileH264Baseline:
 121         case VAProfileH264Main:
 122         case VAProfileH264High:
 123                 *num_entrypoints = 1;
 124                 entrypoint_list[0] = VAEntrypointVLD;
 125                 break;
 126
 127         case VAProfileVC1Simple:
 128         case VAProfileVC1Main:
 129         case VAProfileVC1Advanced:
 130                 *num_entrypoints = 1;
 131                 entrypoint_list[0] = VAEntrypointVLD;
 132                 break;
 133
 134         default:
 135                 *num_entrypoints = 0;
 136                 break;
 137     }
 138
 139     /* If the assert fails then DUMMY_MAX_ENTRYPOINTS needs to be bigger */
 140     ASSERT(*num_entrypoints <= DUMMY_MAX_ENTRYPOINTS);
 141     return VA_STATUS_SUCCESS;
 142 }
 143
 144 VAStatus dummy_GetConfigAttributes(
 145                 VADriverContextP ctx,
 146                 VAProfile profile,
 147                 VAEntrypoint entrypoint,
 148                 VAConfigAttrib *attrib_list,    /* in/out */
 149                 int num_attribs
 150         )
 151 {
 152     INIT_DRIVER_DATA
 153
 154     int i;
 155
 156     /* Other attributes don't seem to be defined */
 157     /* What to do if we don't know the attribute? */
 158     for (i = 0; i < num_attribs; i++)
 159     {
 160         switch (attrib_list[i].type)
 161         {
 162           case VAConfigAttribRTFormat:
 163               attrib_list[i].value = VA_RT_FORMAT_YUV420;
 164               break;
 165
 166           default:
 167               /* Do nothing */
 168               attrib_list[i].value = VA_ATTRIB_NOT_SUPPORTED;
 169               break;
 170         }
 171     }
 172
 173     return VA_STATUS_SUCCESS;
 174 }
 175
 176 static VAStatus dummy__update_attribute(object_config_p obj_config, VAConfigAttrib *attrib)
 177 {
 178     int i;
 179     /* Check existing attrbiutes */
 180     for(i = 0; obj_config->attrib_count < i; i++)
 181     {
 182         if (obj_config->attrib_list[i].type == attrib->type)
 183         {
 184             /* Update existing attribute */
 185             obj_config->attrib_list[i].value = attrib->value;
 186             return VA_STATUS_SUCCESS;
 187         }
 188     }
 189     if (obj_config->attrib_count < DUMMY_MAX_CONFIG_ATTRIBUTES)
 190     {
 191         i = obj_config->attrib_count;
 192         obj_config->attrib_list[i].type = attrib->type;
 193         obj_config->attrib_list[i].value = attrib->value;
 194         obj_config->attrib_count++;
 195         return VA_STATUS_SUCCESS;
 196     }
 197     return VA_STATUS_ERROR_MAX_NUM_EXCEEDED;
 198 }
 199
 200 VAStatus dummy_CreateConfig(
 201                 VADriverContextP ctx,
 202                 VAProfile profile,
 203                 VAEntrypoint entrypoint,
 204                 VAConfigAttrib *attrib_list,
 205                 int num_attribs,
 206                 VAConfigID *config_id           /* out */
 207         )
 208 {
 209     INIT_DRIVER_DATA
 210     VAStatus vaStatus;
 211     int configID;
 212     object_config_p obj_config;
 213     int i;
 214
 215     /* Validate profile & entrypoint */
 216     switch (profile) {
 217         case VAProfileMPEG2Simple:
 218         case VAProfileMPEG2Main:
 219                 if ((VAEntrypointVLD == entrypoint) ||
 220                     (VAEntrypointMoComp == entrypoint))
 221                 {
 222                     vaStatus = VA_STATUS_SUCCESS;
 223                 }
 224                 else
 225                 {
 226                     vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
 227                 }
 228                 break;
 229
 230         case VAProfileMPEG4Simple:
 231         case VAProfileMPEG4AdvancedSimple:
 232         case VAProfileMPEG4Main:
 233                 if (VAEntrypointVLD == entrypoint)
 234                 {
 235                     vaStatus = VA_STATUS_SUCCESS;
 236                 }
 237                 else
 238                 {
 239                     vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
 240                 }
 241                 break;
 242
 243         case VAProfileH264Baseline:
 244         case VAProfileH264Main:
 245         case VAProfileH264High:
 246                 if (VAEntrypointVLD == entrypoint)
 247                 {
 248                     vaStatus = VA_STATUS_SUCCESS;
 249                 }
 250                 else
 251                 {
 252                     vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
 253                 }
 254                 break;
 255
 256         case VAProfileVC1Simple:
 257         case VAProfileVC1Main:
 258         case VAProfileVC1Advanced:
 259                 if (VAEntrypointVLD == entrypoint)
 260                 {
 261                     vaStatus = VA_STATUS_SUCCESS;
 262                 }
 263                 else
 264                 {
 265                     vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
 266                 }
 267                 break;
 268
 269         default:
 270                 vaStatus = VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
 271                 break;
 272     }
 273
 274     if (VA_STATUS_SUCCESS != vaStatus)
 275     {
 276         return vaStatus;
 277     }
 278
 279     configID = object_heap_allocate( &driver_data->config_heap );
 280     obj_config = CONFIG(configID);
 281     if (NULL == obj_config)
 282     {
 283         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 284         return vaStatus;
 285     }
 286
 287     obj_config->profile = profile;
 288     obj_config->entrypoint = entrypoint;
 289     obj_config->attrib_list[0].type = VAConfigAttribRTFormat;
 290     obj_config->attrib_list[0].value = VA_RT_FORMAT_YUV420;
 291     obj_config->attrib_count = 1;
 292
 293     for(i = 0; i < num_attribs; i++)
 294     {
 295         vaStatus = dummy__update_attribute(obj_config, &(attrib_list[i]));
 296         if (VA_STATUS_SUCCESS != vaStatus)
 297         {
 298             break;
 299         }
 300     }
 301
 302     /* Error recovery */
 303     if (VA_STATUS_SUCCESS != vaStatus)
 304     {
 305         object_heap_free( &driver_data->config_heap, (object_base_p) obj_config);
 306     }
 307     else
 308     {
 309         *config_id = configID;
 310     }
 311
 312     return vaStatus;
 313 }
 314
 315 VAStatus dummy_DestroyConfig(
 316                 VADriverContextP ctx,
 317                 VAConfigID config_id
 318         )
 319 {
 320     INIT_DRIVER_DATA
 321     VAStatus vaStatus;
 322     object_config_p obj_config;
 323
 324     obj_config = CONFIG(config_id);
 325     if (NULL == obj_config)
 326     {
 327         vaStatus = VA_STATUS_ERROR_INVALID_CONFIG;
 328         return vaStatus;
 329     }
 330
 331     object_heap_free( &driver_data->config_heap, (object_base_p) obj_config);
 332     return VA_STATUS_SUCCESS;
 333 }
 334
 335 VAStatus dummy_QueryConfigAttributes(
 336                 VADriverContextP ctx,
 337                 VAConfigID config_id,
 338                 VAProfile *profile,             /* out */
 339                 VAEntrypoint *entrypoint,       /* out */
 340                 VAConfigAttrib *attrib_list,    /* out */
 341                 int *num_attribs                /* out */
 342         )
 343 {
 344     INIT_DRIVER_DATA
 345     VAStatus vaStatus = VA_STATUS_SUCCESS;
 346     object_config_p obj_config;
 347     int i;
 348
 349     obj_config = CONFIG(config_id);
 350     ASSERT(obj_config);
 351
 352     *profile = obj_config->profile;
 353     *entrypoint = obj_config->entrypoint;
 354     *num_attribs =  obj_config->attrib_count;
 355     for(i = 0; i < obj_config->attrib_count; i++)
 356     {
 357         attrib_list[i] = obj_config->attrib_list[i];
 358     }
 359
 360     return vaStatus;
 361 }
 362
 363 VAStatus dummy_CreateSurfaces(
 364                 VADriverContextP ctx,
 365                 int width,
 366                 int height,
 367                 int format,
 368                 int num_surfaces,
 369                 VASurfaceID *surfaces           /* out */
 370         )
 371 {
 372     INIT_DRIVER_DATA
 373     VAStatus vaStatus = VA_STATUS_SUCCESS;
 374     int i;
 375
 376     /* We only support one format */
 377     if (VA_RT_FORMAT_YUV420 != format)
 378     {
 379         return VA_STATUS_ERROR_UNSUPPORTED_RT_FORMAT;
 380     }
 381
 382     for (i = 0; i < num_surfaces; i++)
 383     {
 384         int surfaceID = object_heap_allocate( &driver_data->surface_heap );
 385         object_surface_p obj_surface = SURFACE(surfaceID);
 386         if (NULL == obj_surface)
 387         {
 388             vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 389             break;
 390         }
 391         obj_surface->surface_id = surfaceID;
 392         surfaces[i] = surfaceID;
 393     }
 394
 395     /* Error recovery */
 396     if (VA_STATUS_SUCCESS != vaStatus)
 397     {
 398         /* surfaces[i-1] was the last successful allocation */
 399         for(; i--; )
 400         {
 401             object_surface_p obj_surface = SURFACE(surfaces[i]);
 402             surfaces[i] = VA_INVALID_SURFACE;
 403             ASSERT(obj_surface);
 404             object_heap_free( &driver_data->surface_heap, (object_base_p) obj_surface);
 405         }
 406     }
 407
 408     return vaStatus;
 409 }
 410
 411 VAStatus dummy_DestroySurfaces(
 412                 VADriverContextP ctx,
 413                 VASurfaceID *surface_list,
 414                 int num_surfaces
 415         )
 416 {
 417     INIT_DRIVER_DATA
 418     int i;
 419     for(i = num_surfaces; i--; )
 420     {
 421         object_surface_p obj_surface = SURFACE(surface_list[i]);
 422         ASSERT(obj_surface);
 423         object_heap_free( &driver_data->surface_heap, (object_base_p) obj_surface);
 424     }
 425     return VA_STATUS_SUCCESS;
 426 }
 427
 428 VAStatus dummy_QueryImageFormats(
 429         VADriverContextP ctx,
 430         VAImageFormat *format_list,        /* out */
 431         int *num_formats           /* out */
 432 )
 433 {
 434     INIT_DRIVER_DATA
 435
 436     /* TODO */
 437     return VA_STATUS_SUCCESS;
 438 }
 439
 440 VAStatus dummy_CreateImage(
 441         VADriverContextP ctx,
 442         VAImageFormat *format,
 443         int width,
 444         int height,
 445         VAImage *image     /* out */
 446 )
 447 {
 448     INIT_DRIVER_DATA
 449
 450     /* TODO */
 451     return VA_STATUS_SUCCESS;
 452 }
 453
 454 VAStatus dummy_DeriveImage(
 455         VADriverContextP ctx,
 456         VASurfaceID surface,
 457         VAImage *image     /* out */
 458 )
 459 {
 460     INIT_DRIVER_DATA
 461
 462     /* TODO */
 463     return VA_STATUS_SUCCESS;
 464 }
 465
 466 VAStatus dummy_DestroyImage(
 467         VADriverContextP ctx,
 468         VAImageID image
 469 )
 470 {
 471     INIT_DRIVER_DATA
 472
 473     /* TODO */
 474     return VA_STATUS_SUCCESS;
 475 }
 476
 477 VAStatus dummy_SetImagePalette(
 478         VADriverContextP ctx,
 479         VAImageID image,
 480         unsigned char *palette
 481 )
 482 {
 483     INIT_DRIVER_DATA
 484
 485     /* TODO */
 486     return VA_STATUS_SUCCESS;
 487 }
 488
 489 VAStatus dummy_GetImage(
 490         VADriverContextP ctx,
 491         VASurfaceID surface,
 492         int x,     /* coordinates of the upper left source pixel */
 493         int y,
 494         unsigned int width, /* width and height of the region */
 495         unsigned int height,
 496         VAImageID image
 497 )
 498 {
 499     INIT_DRIVER_DATA
 500
 501     /* TODO */
 502     return VA_STATUS_SUCCESS;
 503 }
 504
 505 VAStatus dummy_PutImage(
 506         VADriverContextP ctx,
 507         VASurfaceID surface,
 508         VAImageID image,
 509         int src_x,
 510         int src_y,
 511         unsigned int width,
 512         unsigned int height,
 513         int dest_x,
 514         int dest_y
 515 )
 516 {
 517     INIT_DRIVER_DATA
 518
 519     /* TODO */
 520     return VA_STATUS_SUCCESS;
 521 }
 522
 523 VAStatus dummy_PutImage2(
 524         VADriverContextP ctx,
 525         VASurfaceID surface,
 526         VAImageID image,
 527         int src_x,
 528         int src_y,
 529         unsigned int src_width,
 530         unsigned int src_height,
 531         int dest_x,
 532         int dest_y,
 533         unsigned int dest_width,
 534         unsigned int dest_height
 535 )
 536 {
 537     INIT_DRIVER_DATA
 538
 539     /* TODO */
 540     return VA_STATUS_SUCCESS;
 541 }
 542
 543 VAStatus dummy_QuerySubpictureFormats(
 544         VADriverContextP ctx,
 545         VAImageFormat *format_list,        /* out */
 546         unsigned int *flags,       /* out */
 547         unsigned int *num_formats  /* out */
 548 )
 549 {
 550     INIT_DRIVER_DATA
 551
 552     /* TODO */
 553     return VA_STATUS_SUCCESS;
 554 }
 555
 556 VAStatus dummy_CreateSubpicture(
 557         VADriverContextP ctx,
 558         VAImageID image,
 559         VASubpictureID *subpicture   /* out */
 560 )
 561 {
 562     INIT_DRIVER_DATA
 563
 564     /* TODO */
 565     return VA_STATUS_SUCCESS;
 566 }
 567
 568 VAStatus dummy_DestroySubpicture(
 569         VADriverContextP ctx,
 570         VASubpictureID subpicture
 571 )
 572 {
 573     INIT_DRIVER_DATA
 574
 575     /* TODO */
 576     return VA_STATUS_SUCCESS;
 577 }
 578
 579 VAStatus dummy_SetSubpictureImage(
 580         VADriverContextP ctx,
 581         VASubpictureID subpicture,
 582         VAImageID image
 583 )
 584 {
 585     INIT_DRIVER_DATA
 586
 587     /* TODO */
 588     return VA_STATUS_SUCCESS;
 589 }
 590
 591 VAStatus dummy_SetSubpicturePalette(
 592         VADriverContextP ctx,
 593         VASubpictureID subpicture,
 594         /*
 595          * pointer to an array holding the palette data.  The size of the array is
 596          * num_palette_entries * entry_bytes in size.  The order of the components
 597          * in the palette is described by the component_order in VASubpicture struct
 598          */
 599         unsigned char *palette
 600 )
 601 {
 602     INIT_DRIVER_DATA
 603
 604     /* TODO */
 605     return VA_STATUS_SUCCESS;
 606 }
 607
 608 VAStatus dummy_SetSubpictureChromakey(
 609         VADriverContextP ctx,
 610         VASubpictureID subpicture,
 611         unsigned int chromakey_min,
 612         unsigned int chromakey_max,
 613         unsigned int chromakey_mask
 614 )
 615 {
 616     INIT_DRIVER_DATA
 617
 618     /* TODO */
 619     return VA_STATUS_SUCCESS;
 620 }
 621
 622 VAStatus dummy_SetSubpictureGlobalAlpha(
 623         VADriverContextP ctx,
 624         VASubpictureID subpicture,
 625         float global_alpha
 626 )
 627 {
 628     INIT_DRIVER_DATA
 629
 630     /* TODO */
 631     return VA_STATUS_SUCCESS;
 632 }
 633
 634 VAStatus dummy_AssociateSubpicture(
 635         VADriverContextP ctx,
 636         VASubpictureID subpicture,
 637         VASurfaceID *target_surfaces,
 638         int num_surfaces,
 639         short src_x, /* upper left offset in subpicture */
 640         short src_y,
 641         short dest_x, /* upper left offset in surface */
 642         short dest_y,
 643         unsigned short width,
 644         unsigned short height,
 645         /*
 646          * whether to enable chroma-keying or global-alpha
 647          * see VA_SUBPICTURE_XXX values
 648          */
 649         unsigned int flags
 650 )
 651 {
 652     INIT_DRIVER_DATA
 653
 654     /* TODO */
 655     return VA_STATUS_SUCCESS;
 656 }
 657
 658 VAStatus dummy_AssociateSubpicture2(
 659         VADriverContextP ctx,
 660         VASubpictureID subpicture,
 661         VASurfaceID *target_surfaces,
 662         int num_surfaces,
 663         short src_x, /* upper left offset in subpicture */
 664         short src_y,
 665         unsigned short src_width,
 666         unsigned short src_height,
 667         short dest_x, /* upper left offset in surface */
 668         short dest_y,
 669         unsigned short dest_width,
 670         unsigned short dest_height,
 671         /*
 672          * whether to enable chroma-keying or global-alpha
 673          * see VA_SUBPICTURE_XXX values
 674          */
 675         unsigned int flags
 676 )
 677 {
 678     INIT_DRIVER_DATA
 679
 680     /* TODO */
 681     return VA_STATUS_SUCCESS;
 682 }
 683
 684 VAStatus dummy_DeassociateSubpicture(
 685         VADriverContextP ctx,
 686         VASubpictureID subpicture,
 687         VASurfaceID *target_surfaces,
 688         int num_surfaces
 689 )
 690 {
 691     INIT_DRIVER_DATA
 692
 693     /* TODO */
 694     return VA_STATUS_SUCCESS;
 695 }
 696
 697 VAStatus dummy_CreateContext(
 698                 VADriverContextP ctx,
 699                 VAConfigID config_id,
 700                 int picture_width,
 701                 int picture_height,
 702                 int flag,
 703                 VASurfaceID *render_targets,
 704                 int num_render_targets,
 705                 VAContextID *context            /* out */
 706         )
 707 {
 708     INIT_DRIVER_DATA
 709     VAStatus vaStatus = VA_STATUS_SUCCESS;
 710     object_config_p obj_config;
 711     int i;
 712
 713     obj_config = CONFIG(config_id);
 714     if (NULL == obj_config)
 715     {
 716         vaStatus = VA_STATUS_ERROR_INVALID_CONFIG;
 717         return vaStatus;
 718     }
 719
 720     /* Validate flag */
 721     /* Validate picture dimensions */
 722
 723     int contextID = object_heap_allocate( &driver_data->context_heap );
 724     object_context_p obj_context = CONTEXT(contextID);
 725     if (NULL == obj_context)
 726     {
 727         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 728         return vaStatus;
 729     }
 730
 731     obj_context->context_id  = contextID;
 732     *context = contextID;
 733     obj_context->current_render_target = -1;
 734     obj_context->config_id = config_id;
 735     obj_context->picture_width = picture_width;
 736     obj_context->picture_height = picture_height;
 737     obj_context->num_render_targets = num_render_targets;
 738     obj_context->render_targets = (VASurfaceID *) malloc(num_render_targets * sizeof(VASurfaceID));
 739     for(i = 0; i < num_render_targets; i++)
 740     {
 741         if (NULL == SURFACE(render_targets[i]))
 742         {
 743             vaStatus = VA_STATUS_ERROR_INVALID_SURFACE;
 744             break;
 745         }
 746         obj_context->render_targets[i] = render_targets[i];
 747     }
 748     obj_context->flags = flag;
 749
 750     /* Error recovery */
 751     if (VA_STATUS_SUCCESS != vaStatus)
 752     {
 753         obj_context->context_id = -1;
 754         obj_context->config_id = -1;
 755         free(obj_context->render_targets);
 756         obj_context->render_targets = NULL;
 757         obj_context->num_render_targets = 0;
 758         obj_context->flags = 0;
 759         object_heap_free( &driver_data->context_heap, (object_base_p) obj_context);
 760     }
 761
 762     return vaStatus;
 763 }
 764
 765
 766 VAStatus dummy_DestroyContext(
 767                 VADriverContextP ctx,
 768                 VAContextID context
 769         )
 770 {
 771     INIT_DRIVER_DATA
 772     object_context_p obj_context = CONTEXT(context);
 773     ASSERT(obj_context);
 774
 775     obj_context->context_id = -1;
 776     obj_context->config_id = -1;
 777     obj_context->picture_width = 0;
 778     obj_context->picture_height = 0;
 779     if (obj_context->render_targets)
 780     {
 781         free(obj_context->render_targets);
 782     }
 783     obj_context->render_targets = NULL;
 784     obj_context->num_render_targets = 0;
 785     obj_context->flags = 0;
 786
 787     obj_context->current_render_target = -1;
 788
 789     object_heap_free( &driver_data->context_heap, (object_base_p) obj_context);
 790
 791     return VA_STATUS_SUCCESS;
 792 }
 793
 794
 795
 796 static VAStatus dummy__allocate_buffer(object_buffer_p obj_buffer, int size)
 797 {
 798     VAStatus vaStatus = VA_STATUS_SUCCESS;
 799
 800     obj_buffer->buffer_data = realloc(obj_buffer->buffer_data, size);
 801     if (NULL == obj_buffer->buffer_data)
 802     {
 803         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 804     }
 805     return vaStatus;
 806 }
 807
 808 VAStatus dummy_CreateBuffer(
 809                 VADriverContextP ctx,
 810                 VAContextID context,    /* in */
 811                 VABufferType type,      /* in */
 812                 unsigned int size,              /* in */
 813                 unsigned int num_elements,      /* in */
 814                 void *data,                     /* in */
 815                 VABufferID *buf_id              /* out */
 816 )
 817 {
 818     INIT_DRIVER_DATA
 819     VAStatus vaStatus = VA_STATUS_SUCCESS;
 820     int bufferID;
 821     object_buffer_p obj_buffer;
 822
 823     /* Validate type */
 824     switch (type)
 825     {
 826         case VAPictureParameterBufferType:
 827         case VAIQMatrixBufferType:
 828         case VABitPlaneBufferType:
 829         case VASliceGroupMapBufferType:
 830         case VASliceParameterBufferType:
 831         case VASliceDataBufferType:
 832         case VAMacroblockParameterBufferType:
 833         case VAResidualDataBufferType:
 834         case VADeblockingParameterBufferType:
 835         case VAImageBufferType:
 836             /* Ok */
 837             break;
 838         default:
 839             vaStatus = VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
 840             return vaStatus;
 841     }
 842
 843     bufferID = object_heap_allocate( &driver_data->buffer_heap );
 844     obj_buffer = BUFFER(bufferID);
 845     if (NULL == obj_buffer)
 846     {
 847         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 848         return vaStatus;
 849     }
 850
 851     obj_buffer->buffer_data = NULL;
 852
 853     vaStatus = dummy__allocate_buffer(obj_buffer, size * num_elements);
 854     if (VA_STATUS_SUCCESS == vaStatus)
 855     {
 856         obj_buffer->max_num_elements = num_elements;
 857         obj_buffer->num_elements = num_elements;
 858         if (data)
 859         {
 860             memcpy(obj_buffer->buffer_data, data, size * num_elements);
 861         }
 862     }
 863
 864     if (VA_STATUS_SUCCESS == vaStatus)
 865     {
 866         *buf_id = bufferID;
 867     }
 868
 869     return vaStatus;
 870 }
 871
 872
 873 VAStatus dummy_BufferSetNumElements(
 874                 VADriverContextP ctx,
 875                 VABufferID buf_id,      /* in */
 876         unsigned int num_elements       /* in */
 877         )
 878 {
 879     INIT_DRIVER_DATA
 880     VAStatus vaStatus = VA_STATUS_SUCCESS;
 881     object_buffer_p obj_buffer = BUFFER(buf_id);
 882     ASSERT(obj_buffer);
 883
 884     if ((num_elements < 0) || (num_elements > obj_buffer->max_num_elements))
 885     {
 886         vaStatus = VA_STATUS_ERROR_UNKNOWN;
 887     }
 888     if (VA_STATUS_SUCCESS == vaStatus)
 889     {
 890         obj_buffer->num_elements = num_elements;
 891     }
 892
 893     return vaStatus;
 894 }
 895
 896 VAStatus dummy_MapBuffer(
 897                 VADriverContextP ctx,
 898                 VABufferID buf_id,      /* in */
 899                 void **pbuf         /* out */
 900         )
 901 {
 902     INIT_DRIVER_DATA
 903     VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
 904     object_buffer_p obj_buffer = BUFFER(buf_id);
 905     ASSERT(obj_buffer);
 906     if (NULL == obj_buffer)
 907     {
 908         vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
 909         return vaStatus;
 910     }
 911
 912     if (NULL != obj_buffer->buffer_data)
 913     {
 914         *pbuf = obj_buffer->buffer_data;
 915         vaStatus = VA_STATUS_SUCCESS;
 916     }
 917     return vaStatus;
 918 }
 919
 920 VAStatus dummy_UnmapBuffer(
 921                 VADriverContextP ctx,
 922                 VABufferID buf_id       /* in */
 923         )
 924 {
 925     /* Do nothing */
 926     return VA_STATUS_SUCCESS;
 927 }
 928
 929 static void dummy__destroy_buffer(struct dummy_driver_data *driver_data, object_buffer_p obj_buffer)
 930 {
 931     if (NULL != obj_buffer->buffer_data)
 932     {
 933         free(obj_buffer->buffer_data);
 934         obj_buffer->buffer_data = NULL;
 935     }
 936
 937     object_heap_free( &driver_data->buffer_heap, (object_base_p) obj_buffer);
 938 }
 939
 940 VAStatus dummy_DestroyBuffer(
 941                 VADriverContextP ctx,
 942                 VABufferID buffer_id
 943         )
 944 {
 945     INIT_DRIVER_DATA
 946     object_buffer_p obj_buffer = BUFFER(buffer_id);
 947     ASSERT(obj_buffer);
 948
 949     dummy__destroy_buffer(driver_data, obj_buffer);
 950     return VA_STATUS_SUCCESS;
 951 }
 952
 953 VAStatus dummy_BeginPicture(
 954                 VADriverContextP ctx,
 955                 VAContextID context,
 956                 VASurfaceID render_target
 957         )
 958 {
 959     INIT_DRIVER_DATA
 960     VAStatus vaStatus = VA_STATUS_SUCCESS;
 961     object_context_p obj_context;
 962     object_surface_p obj_surface;
 963
 964     obj_context = CONTEXT(context);
 965     ASSERT(obj_context);
 966
 967     obj_surface = SURFACE(render_target);
 968     ASSERT(obj_surface);
 969
 970     obj_context->current_render_target = obj_surface->base.id;
 971
 972     return vaStatus;
 973 }
 974
 975 VAStatus dummy_RenderPicture(
 976                 VADriverContextP ctx,
 977                 VAContextID context,
 978                 VABufferID *buffers,
 979                 int num_buffers
 980         )
 981 {
 982     INIT_DRIVER_DATA
 983     VAStatus vaStatus = VA_STATUS_SUCCESS;
 984     object_context_p obj_context;
 985     object_surface_p obj_surface;
 986     int i;
 987
 988     obj_context = CONTEXT(context);
 989     ASSERT(obj_context);
 990
 991     obj_surface = SURFACE(obj_context->current_render_target);
 992     ASSERT(obj_surface);
 993
 994     /* verify that we got valid buffer references */
 995     for(i = 0; i < num_buffers; i++)
 996     {
 997         object_buffer_p obj_buffer = BUFFER(buffers[i]);
 998         ASSERT(obj_buffer);
 999         if (NULL == obj_buffer)
1000         {
1001             vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
1002             break;
1003         }
1004     }
1005
1006     /* Release buffers */
1007     for(i = 0; i < num_buffers; i++)
1008     {
1009         object_buffer_p obj_buffer = BUFFER(buffers[i]);
1010         ASSERT(obj_buffer);
1011         dummy__destroy_buffer(driver_data, obj_buffer);
1012     }
1013
1014     return vaStatus;
1015 }
1016
1017 VAStatus dummy_EndPicture(
1018                 VADriverContextP ctx,
1019                 VAContextID context
1020         )
1021 {
1022     INIT_DRIVER_DATA
1023     VAStatus vaStatus = VA_STATUS_SUCCESS;
1024     object_context_p obj_context;
1025     object_surface_p obj_surface;
1026
1027     obj_context = CONTEXT(context);
1028     ASSERT(obj_context);
1029
1030     obj_surface = SURFACE(obj_context->current_render_target);
1031     ASSERT(obj_surface);
1032
1033     // For now, assume that we are done with rendering right away
1034     obj_context->current_render_target = -1;
1035
1036     return vaStatus;
1037 }
1038
1039
1040 VAStatus dummy_SyncSurface(
1041                 VADriverContextP ctx,
1042                 VAContextID context,
1043                 VASurfaceID render_target
1044         )
1045 {
1046     INIT_DRIVER_DATA
1047     VAStatus vaStatus = VA_STATUS_SUCCESS;
1048     object_context_p obj_context;
1049     object_surface_p obj_surface;
1050
1051     obj_context = CONTEXT(context);
1052     ASSERT(obj_context);
1053
1054     obj_surface = SURFACE(render_target);
1055     ASSERT(obj_surface);
1056
1057     /* Assume that this shouldn't be called before vaEndPicture() */
1058     ASSERT( obj_context->current_render_target != obj_surface->base.id );
1059
1060     return vaStatus;
1061 }
1062
1063 VAStatus dummy_QuerySurfaceStatus(
1064                 VADriverContextP ctx,
1065                 VASurfaceID render_target,
1066                 VASurfaceStatus *status /* out */
1067         )
1068 {
1069     INIT_DRIVER_DATA
1070     VAStatus vaStatus = VA_STATUS_SUCCESS;
1071     object_surface_p obj_surface;
1072
1073     obj_surface = SURFACE(render_target);
1074     ASSERT(obj_surface);
1075
1076     *status = VASurfaceReady;
1077
1078     return vaStatus;
1079 }
1080
1081 VAStatus dummy_PutSurface(
1082                 VADriverContextP ctx,
1083                 VASurfaceID surface,
1084                 Drawable draw, /* X Drawable */
1085                 short srcx,
1086                 short srcy,
1087                 unsigned short srcw,
1088                 unsigned short srch,
1089                 short destx,
1090                 short desty,
1091                 unsigned short destw,
1092                 unsigned short desth,
1093                 VARectangle *cliprects, /* client supplied clip list */
1094                 unsigned int number_cliprects, /* number of clip rects in the clip list */
1095                 unsigned int flags /* de-interlacing flags */
1096         )
1097 {
1098     /* TODO */
1099     return VA_STATUS_ERROR_UNKNOWN;
1100 }
1101
1102 /*
1103  * Query display attributes
1104  * The caller must provide a "attr_list" array that can hold at
1105  * least vaMaxNumDisplayAttributes() entries. The actual number of attributes
1106  * returned in "attr_list" is returned in "num_attributes".
1107  */
1108 VAStatus dummy_QueryDisplayAttributes (
1109                 VADriverContextP ctx,
1110                 VADisplayAttribute *attr_list,  /* out */
1111                 int *num_attributes             /* out */
1112         )
1113 {
1114     /* TODO */
1115     return VA_STATUS_ERROR_UNKNOWN;
1116 }
1117
1118 /*
1119  * Get display attributes
1120  * This function returns the current attribute values in "attr_list".
1121  * Only attributes returned with VA_DISPLAY_ATTRIB_GETTABLE set in the "flags" field
1122  * from vaQueryDisplayAttributes() can have their values retrieved.
1123  */
1124 VAStatus dummy_GetDisplayAttributes (
1125                 VADriverContextP ctx,
1126                 VADisplayAttribute *attr_list,  /* in/out */
1127                 int num_attributes
1128         )
1129 {
1130     /* TODO */
1131     return VA_STATUS_ERROR_UNKNOWN;
1132 }
1133
1134 /*
1135  * Set display attributes
1136  * Only attributes returned with VA_DISPLAY_ATTRIB_SETTABLE set in the "flags" field
1137  * from vaQueryDisplayAttributes() can be set.  If the attribute is not settable or
1138  * the value is out of range, the function returns VA_STATUS_ERROR_ATTR_NOT_SUPPORTED
1139  */
1140 VAStatus dummy_SetDisplayAttributes (
1141                 VADriverContextP ctx,
1142                 VADisplayAttribute *attr_list,
1143                 int num_attributes
1144         )
1145 {
1146     /* TODO */
1147     return VA_STATUS_ERROR_UNKNOWN;
1148 }
1149
1150
1151 VAStatus dummy_DbgCopySurfaceToBuffer(
1152                 VADriverContextP ctx,
1153                 VASurfaceID surface,
1154                 void **buffer, /* out */
1155                 unsigned int *stride /* out */
1156         )
1157 {
1158     /* TODO */
1159     return VA_STATUS_ERROR_UNKNOWN;
1160 }
1161
1162 VAStatus dummy_Terminate( VADriverContextP ctx )
1163 {
1164     INIT_DRIVER_DATA
1165     object_buffer_p obj_buffer;
1166     object_surface_p obj_surface;
1167     object_context_p obj_context;
1168     object_config_p obj_config;
1169     object_heap_iterator iter;
1170
1171     /* Clean up left over buffers */
1172     obj_buffer = (object_buffer_p) object_heap_first( &driver_data->buffer_heap, &iter);
1173     while (obj_buffer)
1174     {
1175         dummy__information_message("vaTerminate: bufferID %08x still allocated, destroying\n", obj_buffer->base.id);
1176         dummy__destroy_buffer(driver_data, obj_buffer);
1177         obj_buffer = (object_buffer_p) object_heap_next( &driver_data->buffer_heap, &iter);
1178     }
1179     object_heap_destroy( &driver_data->buffer_heap );
1180
1181     /* TODO cleanup */
1182     object_heap_destroy( &driver_data->surface_heap );
1183
1184     /* TODO cleanup */
1185     object_heap_destroy( &driver_data->context_heap );
1186
1187     /* Clean up configIDs */
1188     obj_config = (object_config_p) object_heap_first( &driver_data->config_heap, &iter);
1189     while (obj_config)
1190     {
1191         object_heap_free( &driver_data->config_heap, (object_base_p) obj_config);
1192         obj_config = (object_config_p) object_heap_next( &driver_data->config_heap, &iter);
1193     }
1194     object_heap_destroy( &driver_data->config_heap );
1195
1196     free(ctx->pDriverData);
1197     ctx->pDriverData = NULL;
1198
1199     return VA_STATUS_SUCCESS;
1200 }
1201
1202 VAStatus __vaDriverInit_0_29(  VADriverContextP ctx )
1203 {
1204     object_base_p obj;
1205     int result;
1206     struct dummy_driver_data *driver_data;
1207     int i;
1208
1209     ctx->version_major = 0;
1210     ctx->version_minor = 29;
1211     ctx->max_profiles = DUMMY_MAX_PROFILES;
1212     ctx->max_entrypoints = DUMMY_MAX_ENTRYPOINTS;
1213     ctx->max_attributes = DUMMY_MAX_CONFIG_ATTRIBUTES;
1214     ctx->max_image_formats = DUMMY_MAX_IMAGE_FORMATS;
1215     ctx->max_subpic_formats = DUMMY_MAX_SUBPIC_FORMATS;
1216     ctx->max_display_attributes = DUMMY_MAX_DISPLAY_ATTRIBUTES;
1217     ctx->str_vendor = DUMMY_STR_VENDOR;
1218
1219     ctx->vtable.vaTerminate = dummy_Terminate;
1220     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1221     ctx->vtable.vaQueryConfigProfiles = dummy_QueryConfigProfiles;
1222     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1223     ctx->vtable.vaQueryConfigAttributes = dummy_QueryConfigAttributes;
1224     ctx->vtable.vaCreateConfig = dummy_CreateConfig;
1225     ctx->vtable.vaDestroyConfig = dummy_DestroyConfig;
1226     ctx->vtable.vaGetConfigAttributes = dummy_GetConfigAttributes;
1227     ctx->vtable.vaCreateSurfaces = dummy_CreateSurfaces;
1228     ctx->vtable.vaDestroySurfaces = dummy_DestroySurfaces;
1229     ctx->vtable.vaCreateContext = dummy_CreateContext;
1230     ctx->vtable.vaDestroyContext = dummy_DestroyContext;
1231     ctx->vtable.vaCreateBuffer = dummy_CreateBuffer;
1232     ctx->vtable.vaBufferSetNumElements = dummy_BufferSetNumElements;
1233     ctx->vtable.vaMapBuffer = dummy_MapBuffer;
1234     ctx->vtable.vaUnmapBuffer = dummy_UnmapBuffer;
1235     ctx->vtable.vaDestroyBuffer = dummy_DestroyBuffer;
1236     ctx->vtable.vaBeginPicture = dummy_BeginPicture;
1237     ctx->vtable.vaRenderPicture = dummy_RenderPicture;
1238     ctx->vtable.vaEndPicture = dummy_EndPicture;
1239     ctx->vtable.vaSyncSurface = dummy_SyncSurface;
1240     ctx->vtable.vaQuerySurfaceStatus = dummy_QuerySurfaceStatus;
1241     ctx->vtable.vaPutSurface = dummy_PutSurface;
1242     ctx->vtable.vaQueryImageFormats = dummy_QueryImageFormats;
1243     ctx->vtable.vaCreateImage = dummy_CreateImage;
1244     ctx->vtable.vaDeriveImage = dummy_DeriveImage;
1245     ctx->vtable.vaDestroyImage = dummy_DestroyImage;
1246     ctx->vtable.vaSetImagePalette = dummy_SetImagePalette;
1247     ctx->vtable.vaGetImage = dummy_GetImage;
1248     ctx->vtable.vaPutImage = dummy_PutImage;
1249     ctx->vtable.vaPutImage2 = dummy_PutImage2;
1250     ctx->vtable.vaQuerySubpictureFormats = dummy_QuerySubpictureFormats;
1251     ctx->vtable.vaCreateSubpicture = dummy_CreateSubpicture;
1252     ctx->vtable.vaDestroySubpicture = dummy_DestroySubpicture;
1253     ctx->vtable.vaSetSubpictureImage = dummy_SetSubpictureImage;
1254     ctx->vtable.vaSetSubpicturePalette = dummy_SetSubpicturePalette;
1255     ctx->vtable.vaSetSubpictureChromakey = dummy_SetSubpictureChromakey;
1256     ctx->vtable.vaSetSubpictureGlobalAlpha = dummy_SetSubpictureGlobalAlpha;
1257     ctx->vtable.vaAssociateSubpicture = dummy_AssociateSubpicture;
1258     ctx->vtable.vaAssociateSubpicture2 = dummy_AssociateSubpicture2;
1259     ctx->vtable.vaDeassociateSubpicture = dummy_DeassociateSubpicture;
1260     ctx->vtable.vaQueryDisplayAttributes = dummy_QueryDisplayAttributes;
1261     ctx->vtable.vaGetDisplayAttributes = dummy_GetDisplayAttributes;
1262     ctx->vtable.vaSetDisplayAttributes = dummy_SetDisplayAttributes;
1263
1264     ctx->vtable.vaDbgCopySurfaceToBuffer = dummy_DbgCopySurfaceToBuffer;
1265
1266     driver_data = (struct dummy_driver_data *) malloc( sizeof(*driver_data) );
1267     ctx->pDriverData = (void *) driver_data;
1268
1269     result = object_heap_init( &driver_data->config_heap, sizeof(struct object_config), CONFIG_ID_OFFSET );
1270     ASSERT( result == 0 );
1271
1272     result = object_heap_init( &driver_data->context_heap, sizeof(struct object_context), CONTEXT_ID_OFFSET );
1273     ASSERT( result == 0 );
1274
1275     result = object_heap_init( &driver_data->surface_heap, sizeof(struct object_surface), SURFACE_ID_OFFSET );
1276     ASSERT( result == 0 );
1277
1278     result = object_heap_init( &driver_data->buffer_heap, sizeof(struct object_buffer), BUFFER_ID_OFFSET );
1279     ASSERT( result == 0 );
1280
1281
1282     return VA_STATUS_SUCCESS;
1283 }
1284