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_DestroyImage(
 455         VADriverContextP ctx,
 456         VAImageID image
 457 )
 458 {
 459     INIT_DRIVER_DATA
 460
 461     /* TODO */
 462     return VA_STATUS_SUCCESS;
 463 }
 464
 465 VAStatus dummy_SetImagePalette(
 466         VADriverContextP ctx,
 467         VAImageID image,
 468         unsigned char *palette
 469 )
 470 {
 471     INIT_DRIVER_DATA
 472
 473     /* TODO */
 474     return VA_STATUS_SUCCESS;
 475 }
 476
 477 VAStatus dummy_GetImage(
 478         VADriverContextP ctx,
 479         VASurfaceID surface,
 480         int x,     /* coordinates of the upper left source pixel */
 481         int y,
 482         unsigned int width, /* width and height of the region */
 483         unsigned int height,
 484         VAImageID image
 485 )
 486 {
 487     INIT_DRIVER_DATA
 488
 489     /* TODO */
 490     return VA_STATUS_SUCCESS;
 491 }
 492
 493 VAStatus dummy_PutImage(
 494         VADriverContextP ctx,
 495         VASurfaceID surface,
 496         VAImageID image,
 497         int src_x,
 498         int src_y,
 499         unsigned int width,
 500         unsigned int height,
 501         int dest_x,
 502         int dest_y
 503 )
 504 {
 505     INIT_DRIVER_DATA
 506
 507     /* TODO */
 508     return VA_STATUS_SUCCESS;
 509 }
 510
 511 VAStatus dummy_QuerySubpictureFormats(
 512         VADriverContextP ctx,
 513         VAImageFormat *format_list,        /* out */
 514         unsigned int *flags,       /* out */
 515         unsigned int *num_formats  /* out */
 516 )
 517 {
 518     INIT_DRIVER_DATA
 519
 520     /* TODO */
 521     return VA_STATUS_SUCCESS;
 522 }
 523
 524 VAStatus dummy_CreateSubpicture(
 525         VADriverContextP ctx,
 526         VAImageID image,
 527         VASubpictureID *subpicture   /* out */
 528 )
 529 {
 530     INIT_DRIVER_DATA
 531
 532     /* TODO */
 533     return VA_STATUS_SUCCESS;
 534 }
 535
 536 VAStatus dummy_DestroySubpicture(
 537         VADriverContextP ctx,
 538         VASubpictureID subpicture
 539 )
 540 {
 541     INIT_DRIVER_DATA
 542
 543     /* TODO */
 544     return VA_STATUS_SUCCESS;
 545 }
 546
 547 VAStatus dummy_SetSubpictureImage(
 548         VADriverContextP ctx,
 549         VASubpictureID subpicture,
 550         VAImageID image
 551 )
 552 {
 553     INIT_DRIVER_DATA
 554
 555     /* TODO */
 556     return VA_STATUS_SUCCESS;
 557 }
 558
 559 VAStatus dummy_SetSubpicturePalette(
 560         VADriverContextP ctx,
 561         VASubpictureID subpicture,
 562         /*
 563          * pointer to an array holding the palette data.  The size of the array is
 564          * num_palette_entries * entry_bytes in size.  The order of the components
 565          * in the palette is described by the component_order in VASubpicture struct
 566          */
 567         unsigned char *palette
 568 )
 569 {
 570     INIT_DRIVER_DATA
 571
 572     /* TODO */
 573     return VA_STATUS_SUCCESS;
 574 }
 575
 576 VAStatus dummy_SetSubpictureChromakey(
 577         VADriverContextP ctx,
 578         VASubpictureID subpicture,
 579         unsigned int chromakey_min,
 580         unsigned int chromakey_max,
 581         unsigned int chromakey_mask
 582 )
 583 {
 584     INIT_DRIVER_DATA
 585
 586     /* TODO */
 587     return VA_STATUS_SUCCESS;
 588 }
 589
 590 VAStatus dummy_SetSubpictureGlobalAlpha(
 591         VADriverContextP ctx,
 592         VASubpictureID subpicture,
 593         float global_alpha
 594 )
 595 {
 596     INIT_DRIVER_DATA
 597
 598     /* TODO */
 599     return VA_STATUS_SUCCESS;
 600 }
 601
 602 VAStatus dummy_AssociateSubpicture(
 603         VADriverContextP ctx,
 604         VASubpictureID subpicture,
 605         VASurfaceID *target_surfaces,
 606         int num_surfaces,
 607         short src_x, /* upper left offset in subpicture */
 608         short src_y,
 609         short dest_x, /* upper left offset in surface */
 610         short dest_y,
 611         unsigned short width,
 612         unsigned short height,
 613         /*
 614          * whether to enable chroma-keying or global-alpha
 615          * see VA_SUBPICTURE_XXX values
 616          */
 617         unsigned int flags
 618 )
 619 {
 620     INIT_DRIVER_DATA
 621
 622     /* TODO */
 623     return VA_STATUS_SUCCESS;
 624 }
 625
 626 VAStatus dummy_DeassociateSubpicture(
 627         VADriverContextP ctx,
 628         VASubpictureID subpicture,
 629         VASurfaceID *target_surfaces,
 630         int num_surfaces
 631 )
 632 {
 633     INIT_DRIVER_DATA
 634
 635     /* TODO */
 636     return VA_STATUS_SUCCESS;
 637 }
 638
 639 VAStatus dummy_CreateContext(
 640                 VADriverContextP ctx,
 641                 VAConfigID config_id,
 642                 int picture_width,
 643                 int picture_height,
 644                 int flag,
 645                 VASurfaceID *render_targets,
 646                 int num_render_targets,
 647                 VAContextID *context            /* out */
 648         )
 649 {
 650     INIT_DRIVER_DATA
 651     VAStatus vaStatus = VA_STATUS_SUCCESS;
 652     object_config_p obj_config;
 653     int i;
 654
 655     obj_config = CONFIG(config_id);
 656     if (NULL == obj_config)
 657     {
 658         vaStatus = VA_STATUS_ERROR_INVALID_CONFIG;
 659         return vaStatus;
 660     }
 661
 662     /* Validate flag */
 663     /* Validate picture dimensions */
 664
 665     int contextID = object_heap_allocate( &driver_data->context_heap );
 666     object_context_p obj_context = CONTEXT(contextID);
 667     if (NULL == obj_context)
 668     {
 669         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 670         return vaStatus;
 671     }
 672
 673     obj_context->context_id  = contextID;
 674     *context = contextID;
 675     obj_context->current_render_target = -1;
 676     obj_context->config_id = config_id;
 677     obj_context->picture_width = picture_width;
 678     obj_context->picture_height = picture_height;
 679     obj_context->num_render_targets = num_render_targets;
 680     obj_context->render_targets = (VASurfaceID *) malloc(num_render_targets * sizeof(VASurfaceID));
 681     for(i = 0; i < num_render_targets; i++)
 682     {
 683         if (NULL == SURFACE(render_targets[i]))
 684         {
 685             vaStatus = VA_STATUS_ERROR_INVALID_SURFACE;
 686             break;
 687         }
 688         obj_context->render_targets[i] = render_targets[i];
 689     }
 690     obj_context->flags = flag;
 691
 692     /* Error recovery */
 693     if (VA_STATUS_SUCCESS != vaStatus)
 694     {
 695         obj_context->context_id = -1;
 696         obj_context->config_id = -1;
 697         free(obj_context->render_targets);
 698         obj_context->render_targets = NULL;
 699         obj_context->num_render_targets = 0;
 700         obj_context->flags = 0;
 701         object_heap_free( &driver_data->context_heap, (object_base_p) obj_context);
 702     }
 703
 704     return vaStatus;
 705 }
 706
 707
 708 VAStatus dummy_DestroyContext(
 709                 VADriverContextP ctx,
 710                 VAContextID context
 711         )
 712 {
 713     INIT_DRIVER_DATA
 714     object_context_p obj_context = CONTEXT(context);
 715     ASSERT(obj_context);
 716
 717     obj_context->context_id = -1;
 718     obj_context->config_id = -1;
 719     obj_context->picture_width = 0;
 720     obj_context->picture_height = 0;
 721     if (obj_context->render_targets)
 722     {
 723         free(obj_context->render_targets);
 724     }
 725     obj_context->render_targets = NULL;
 726     obj_context->num_render_targets = 0;
 727     obj_context->flags = 0;
 728
 729     obj_context->current_render_target = -1;
 730
 731     object_heap_free( &driver_data->context_heap, (object_base_p) obj_context);
 732
 733     return VA_STATUS_SUCCESS;
 734 }
 735
 736
 737
 738 static VAStatus dummy__allocate_buffer(object_buffer_p obj_buffer, int size)
 739 {
 740     VAStatus vaStatus = VA_STATUS_SUCCESS;
 741
 742     obj_buffer->buffer_data = realloc(obj_buffer->buffer_data, size);
 743     if (NULL == obj_buffer->buffer_data)
 744     {
 745         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 746     }
 747     return vaStatus;
 748 }
 749
 750 VAStatus dummy_CreateBuffer(
 751                 VADriverContextP ctx,
 752                 VAContextID context,    /* in */
 753                 VABufferType type,      /* in */
 754                 unsigned int size,              /* in */
 755                 unsigned int num_elements,      /* in */
 756                 void *data,                     /* in */
 757                 VABufferID *buf_id              /* out */
 758 )
 759 {
 760     INIT_DRIVER_DATA
 761     VAStatus vaStatus = VA_STATUS_SUCCESS;
 762     int bufferID;
 763     object_buffer_p obj_buffer;
 764
 765     /* Validate type */
 766     switch (type)
 767     {
 768         case VAPictureParameterBufferType:
 769         case VAIQMatrixBufferType:
 770         case VABitPlaneBufferType:
 771         case VASliceGroupMapBufferType:
 772         case VASliceParameterBufferType:
 773         case VASliceDataBufferType:
 774         case VAMacroblockParameterBufferType:
 775         case VAResidualDataBufferType:
 776         case VADeblockingParameterBufferType:
 777         case VAImageBufferType:
 778             /* Ok */
 779             break;
 780         default:
 781             vaStatus = VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
 782             return vaStatus;
 783     }
 784
 785     bufferID = object_heap_allocate( &driver_data->buffer_heap );
 786     obj_buffer = BUFFER(bufferID);
 787     if (NULL == obj_buffer)
 788     {
 789         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 790         return vaStatus;
 791     }
 792
 793     obj_buffer->buffer_data = NULL;
 794
 795     vaStatus = dummy__allocate_buffer(obj_buffer, size * num_elements);
 796     if (VA_STATUS_SUCCESS == vaStatus)
 797     {
 798         obj_buffer->max_num_elements = num_elements;
 799         obj_buffer->num_elements = num_elements;
 800         if (data)
 801         {
 802             memcpy(obj_buffer->buffer_data, data, size * num_elements);
 803         }
 804     }
 805
 806     if (VA_STATUS_SUCCESS == vaStatus)
 807     {
 808         *buf_id = bufferID;
 809     }
 810
 811     return vaStatus;
 812 }
 813
 814
 815 VAStatus dummy_BufferSetNumElements(
 816                 VADriverContextP ctx,
 817                 VABufferID buf_id,      /* in */
 818         unsigned int num_elements       /* in */
 819         )
 820 {
 821     INIT_DRIVER_DATA
 822     VAStatus vaStatus = VA_STATUS_SUCCESS;
 823     object_buffer_p obj_buffer = BUFFER(buf_id);
 824     ASSERT(obj_buffer);
 825
 826     if ((num_elements < 0) || (num_elements > obj_buffer->max_num_elements))
 827     {
 828         vaStatus = VA_STATUS_ERROR_UNKNOWN;
 829     }
 830     if (VA_STATUS_SUCCESS == vaStatus)
 831     {
 832         obj_buffer->num_elements = num_elements;
 833     }
 834
 835     return vaStatus;
 836 }
 837
 838 VAStatus dummy_MapBuffer(
 839                 VADriverContextP ctx,
 840                 VABufferID buf_id,      /* in */
 841                 void **pbuf         /* out */
 842         )
 843 {
 844     INIT_DRIVER_DATA
 845     VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
 846     object_buffer_p obj_buffer = BUFFER(buf_id);
 847     ASSERT(obj_buffer);
 848     if (NULL == obj_buffer)
 849     {
 850         vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
 851         return vaStatus;
 852     }
 853
 854     if (NULL != obj_buffer->buffer_data)
 855     {
 856         *pbuf = obj_buffer->buffer_data;
 857         vaStatus = VA_STATUS_SUCCESS;
 858     }
 859     return vaStatus;
 860 }
 861
 862 VAStatus dummy_UnmapBuffer(
 863                 VADriverContextP ctx,
 864                 VABufferID buf_id       /* in */
 865         )
 866 {
 867     /* Do nothing */
 868     return VA_STATUS_SUCCESS;
 869 }
 870
 871 static void dummy__destroy_buffer(struct dummy_driver_data *driver_data, object_buffer_p obj_buffer)
 872 {
 873     if (NULL != obj_buffer->buffer_data)
 874     {
 875         free(obj_buffer->buffer_data);
 876         obj_buffer->buffer_data = NULL;
 877     }
 878
 879     object_heap_free( &driver_data->buffer_heap, (object_base_p) obj_buffer);
 880 }
 881
 882 VAStatus dummy_DestroyBuffer(
 883                 VADriverContextP ctx,
 884                 VABufferID buffer_id
 885         )
 886 {
 887     INIT_DRIVER_DATA
 888     object_buffer_p obj_buffer = BUFFER(buffer_id);
 889     ASSERT(obj_buffer);
 890
 891     dummy__destroy_buffer(driver_data, obj_buffer);
 892     return VA_STATUS_SUCCESS;
 893 }
 894
 895 VAStatus dummy_BeginPicture(
 896                 VADriverContextP ctx,
 897                 VAContextID context,
 898                 VASurfaceID render_target
 899         )
 900 {
 901     INIT_DRIVER_DATA
 902     VAStatus vaStatus = VA_STATUS_SUCCESS;
 903     object_context_p obj_context;
 904     object_surface_p obj_surface;
 905
 906     obj_context = CONTEXT(context);
 907     ASSERT(obj_context);
 908
 909     obj_surface = SURFACE(render_target);
 910     ASSERT(obj_surface);
 911
 912     obj_context->current_render_target = obj_surface->base.id;
 913
 914     return vaStatus;
 915 }
 916
 917 VAStatus dummy_RenderPicture(
 918                 VADriverContextP ctx,
 919                 VAContextID context,
 920                 VABufferID *buffers,
 921                 int num_buffers
 922         )
 923 {
 924     INIT_DRIVER_DATA
 925     VAStatus vaStatus = VA_STATUS_SUCCESS;
 926     object_context_p obj_context;
 927     object_surface_p obj_surface;
 928     int i;
 929
 930     obj_context = CONTEXT(context);
 931     ASSERT(obj_context);
 932
 933     obj_surface = SURFACE(obj_context->current_render_target);
 934     ASSERT(obj_surface);
 935
 936     /* verify that we got valid buffer references */
 937     for(i = 0; i < num_buffers; i++)
 938     {
 939         object_buffer_p obj_buffer = BUFFER(buffers[i]);
 940         ASSERT(obj_buffer);
 941         if (NULL == obj_buffer)
 942         {
 943             vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
 944             break;
 945         }
 946     }
 947
 948     /* Release buffers */
 949     for(i = 0; i < num_buffers; i++)
 950     {
 951         object_buffer_p obj_buffer = BUFFER(buffers[i]);
 952         ASSERT(obj_buffer);
 953         dummy__destroy_buffer(driver_data, obj_buffer);
 954     }
 955
 956     return vaStatus;
 957 }
 958
 959 VAStatus dummy_EndPicture(
 960                 VADriverContextP ctx,
 961                 VAContextID context
 962         )
 963 {
 964     INIT_DRIVER_DATA
 965     VAStatus vaStatus = VA_STATUS_SUCCESS;
 966     object_context_p obj_context;
 967     object_surface_p obj_surface;
 968
 969     obj_context = CONTEXT(context);
 970     ASSERT(obj_context);
 971
 972     obj_surface = SURFACE(obj_context->current_render_target);
 973     ASSERT(obj_surface);
 974
 975     // For now, assume that we are done with rendering right away
 976     obj_context->current_render_target = -1;
 977
 978     return vaStatus;
 979 }
 980
 981
 982 VAStatus dummy_SyncSurface(
 983                 VADriverContextP ctx,
 984                 VAContextID context,
 985                 VASurfaceID render_target
 986         )
 987 {
 988     INIT_DRIVER_DATA
 989     VAStatus vaStatus = VA_STATUS_SUCCESS;
 990     object_context_p obj_context;
 991     object_surface_p obj_surface;
 992
 993     obj_context = CONTEXT(context);
 994     ASSERT(obj_context);
 995
 996     obj_surface = SURFACE(render_target);
 997     ASSERT(obj_surface);
 998
 999     /* Assume that this shouldn't be called before vaEndPicture() */
1000     ASSERT( obj_context->current_render_target != obj_surface->base.id );
1001
1002     return vaStatus;
1003 }
1004
1005 VAStatus dummy_QuerySurfaceStatus(
1006                 VADriverContextP ctx,
1007                 VASurfaceID render_target,
1008                 VASurfaceStatus *status /* out */
1009         )
1010 {
1011     INIT_DRIVER_DATA
1012     VAStatus vaStatus = VA_STATUS_SUCCESS;
1013     object_surface_p obj_surface;
1014
1015     obj_surface = SURFACE(render_target);
1016     ASSERT(obj_surface);
1017
1018     *status = VASurfaceReady;
1019
1020     return vaStatus;
1021 }
1022
1023 VAStatus dummy_PutSurface(
1024                 VADriverContextP ctx,
1025                 VASurfaceID surface,
1026                 Drawable draw, /* X Drawable */
1027                 short srcx,
1028                 short srcy,
1029                 unsigned short srcw,
1030                 unsigned short srch,
1031                 short destx,
1032                 short desty,
1033                 unsigned short destw,
1034                 unsigned short desth,
1035                 VARectangle *cliprects, /* client supplied clip list */
1036                 unsigned int number_cliprects, /* number of clip rects in the clip list */
1037                 unsigned int flags /* de-interlacing flags */
1038         )
1039 {
1040     /* TODO */
1041     return VA_STATUS_ERROR_UNKNOWN;
1042 }
1043
1044 /*
1045  * Query display attributes
1046  * The caller must provide a "attr_list" array that can hold at
1047  * least vaMaxNumDisplayAttributes() entries. The actual number of attributes
1048  * returned in "attr_list" is returned in "num_attributes".
1049  */
1050 VAStatus dummy_QueryDisplayAttributes (
1051                 VADriverContextP ctx,
1052                 VADisplayAttribute *attr_list,  /* out */
1053                 int *num_attributes             /* out */
1054         )
1055 {
1056     /* TODO */
1057     return VA_STATUS_ERROR_UNKNOWN;
1058 }
1059
1060 /*
1061  * Get display attributes
1062  * This function returns the current attribute values in "attr_list".
1063  * Only attributes returned with VA_DISPLAY_ATTRIB_GETTABLE set in the "flags" field
1064  * from vaQueryDisplayAttributes() can have their values retrieved.
1065  */
1066 VAStatus dummy_GetDisplayAttributes (
1067                 VADriverContextP ctx,
1068                 VADisplayAttribute *attr_list,  /* in/out */
1069                 int num_attributes
1070         )
1071 {
1072     /* TODO */
1073     return VA_STATUS_ERROR_UNKNOWN;
1074 }
1075
1076 /*
1077  * Set display attributes
1078  * Only attributes returned with VA_DISPLAY_ATTRIB_SETTABLE set in the "flags" field
1079  * from vaQueryDisplayAttributes() can be set.  If the attribute is not settable or
1080  * the value is out of range, the function returns VA_STATUS_ERROR_ATTR_NOT_SUPPORTED
1081  */
1082 VAStatus dummy_SetDisplayAttributes (
1083                 VADriverContextP ctx,
1084                 VADisplayAttribute *attr_list,
1085                 int num_attributes
1086         )
1087 {
1088     /* TODO */
1089     return VA_STATUS_ERROR_UNKNOWN;
1090 }
1091
1092
1093 VAStatus dummy_DbgCopySurfaceToBuffer(
1094                 VADriverContextP ctx,
1095                 VASurfaceID surface,
1096                 void **buffer, /* out */
1097                 unsigned int *stride /* out */
1098         )
1099 {
1100     /* TODO */
1101     return VA_STATUS_ERROR_UNKNOWN;
1102 }
1103
1104 VAStatus dummy_Terminate( VADriverContextP ctx )
1105 {
1106     INIT_DRIVER_DATA
1107     object_buffer_p obj_buffer;
1108     object_surface_p obj_surface;
1109     object_context_p obj_context;
1110     object_config_p obj_config;
1111     object_heap_iterator iter;
1112
1113     /* Clean up left over buffers */
1114     obj_buffer = (object_buffer_p) object_heap_first( &driver_data->buffer_heap, &iter);
1115     while (obj_buffer)
1116     {
1117         dummy__information_message("vaTerminate: bufferID %08x still allocated, destroying\n", obj_buffer->base.id);
1118         dummy__destroy_buffer(driver_data, obj_buffer);
1119         obj_buffer = (object_buffer_p) object_heap_next( &driver_data->buffer_heap, &iter);
1120     }
1121     object_heap_destroy( &driver_data->buffer_heap );
1122
1123     /* TODO cleanup */
1124     object_heap_destroy( &driver_data->surface_heap );
1125
1126     /* TODO cleanup */
1127     object_heap_destroy( &driver_data->context_heap );
1128
1129     /* Clean up configIDs */
1130     obj_config = (object_config_p) object_heap_first( &driver_data->config_heap, &iter);
1131     while (obj_config)
1132     {
1133         object_heap_free( &driver_data->config_heap, (object_base_p) obj_config);
1134         obj_config = (object_config_p) object_heap_next( &driver_data->config_heap, &iter);
1135     }
1136     object_heap_destroy( &driver_data->config_heap );
1137
1138     free(ctx->pDriverData);
1139     ctx->pDriverData = NULL;
1140
1141     return VA_STATUS_SUCCESS;
1142 }
1143
1144 VAStatus __vaDriverInit_0_26(  VADriverContextP ctx )
1145 {
1146     object_base_p obj;
1147     int result;
1148     struct dummy_driver_data *driver_data;
1149     int i;
1150
1151     ctx->version_major = 0;
1152     ctx->version_minor = 26;
1153     ctx->max_profiles = DUMMY_MAX_PROFILES;
1154     ctx->max_entrypoints = DUMMY_MAX_ENTRYPOINTS;
1155     ctx->max_attributes = DUMMY_MAX_CONFIG_ATTRIBUTES;
1156     ctx->max_image_formats = DUMMY_MAX_IMAGE_FORMATS;
1157     ctx->max_subpic_formats = DUMMY_MAX_SUBPIC_FORMATS;
1158     ctx->max_display_attributes = DUMMY_MAX_DISPLAY_ATTRIBUTES;
1159     ctx->str_vendor = DUMMY_STR_VENDOR;
1160
1161     ctx->vtable.vaTerminate = dummy_Terminate;
1162     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1163     ctx->vtable.vaQueryConfigProfiles = dummy_QueryConfigProfiles;
1164     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1165     ctx->vtable.vaQueryConfigAttributes = dummy_QueryConfigAttributes;
1166     ctx->vtable.vaCreateConfig = dummy_CreateConfig;
1167     ctx->vtable.vaDestroyConfig = dummy_DestroyConfig;
1168     ctx->vtable.vaGetConfigAttributes = dummy_GetConfigAttributes;
1169     ctx->vtable.vaCreateSurfaces = dummy_CreateSurfaces;
1170     ctx->vtable.vaDestroySurfaces = dummy_DestroySurfaces;
1171     ctx->vtable.vaCreateContext = dummy_CreateContext;
1172     ctx->vtable.vaDestroyContext = dummy_DestroyContext;
1173     ctx->vtable.vaCreateBuffer = dummy_CreateBuffer;
1174     ctx->vtable.vaBufferSetNumElements = dummy_BufferSetNumElements;
1175     ctx->vtable.vaMapBuffer = dummy_MapBuffer;
1176     ctx->vtable.vaUnmapBuffer = dummy_UnmapBuffer;
1177     ctx->vtable.vaDestroyBuffer = dummy_DestroyBuffer;
1178     ctx->vtable.vaBeginPicture = dummy_BeginPicture;
1179     ctx->vtable.vaRenderPicture = dummy_RenderPicture;
1180     ctx->vtable.vaEndPicture = dummy_EndPicture;
1181     ctx->vtable.vaSyncSurface = dummy_SyncSurface;
1182     ctx->vtable.vaQuerySurfaceStatus = dummy_QuerySurfaceStatus;
1183     ctx->vtable.vaPutSurface = dummy_PutSurface;
1184     ctx->vtable.vaQueryImageFormats = dummy_QueryImageFormats;
1185     ctx->vtable.vaCreateImage = dummy_CreateImage;
1186     ctx->vtable.vaDestroyImage = dummy_DestroyImage;
1187     ctx->vtable.vaSetImagePalette = dummy_SetImagePalette;
1188     ctx->vtable.vaGetImage = dummy_GetImage;
1189     ctx->vtable.vaPutImage = dummy_PutImage;
1190     ctx->vtable.vaQuerySubpictureFormats = dummy_QuerySubpictureFormats;
1191     ctx->vtable.vaCreateSubpicture = dummy_CreateSubpicture;
1192     ctx->vtable.vaDestroySubpicture = dummy_DestroySubpicture;
1193     ctx->vtable.vaSetSubpictureImage = dummy_SetSubpictureImage;
1194     ctx->vtable.vaSetSubpicturePalette = dummy_SetSubpicturePalette;
1195     ctx->vtable.vaSetSubpictureChromakey = dummy_SetSubpictureChromakey;
1196     ctx->vtable.vaSetSubpictureGlobalAlpha = dummy_SetSubpictureGlobalAlpha;
1197     ctx->vtable.vaAssociateSubpicture = dummy_AssociateSubpicture;
1198     ctx->vtable.vaDeassociateSubpicture = dummy_DeassociateSubpicture;
1199     ctx->vtable.vaQueryDisplayAttributes = dummy_QueryDisplayAttributes;
1200     ctx->vtable.vaGetDisplayAttributes = dummy_GetDisplayAttributes;
1201     ctx->vtable.vaSetDisplayAttributes = dummy_SetDisplayAttributes;
1202
1203     ctx->vtable.vaDbgCopySurfaceToBuffer = dummy_DbgCopySurfaceToBuffer;
1204
1205     driver_data = (struct dummy_driver_data *) malloc( sizeof(*driver_data) );
1206     ctx->pDriverData = (void *) driver_data;
1207
1208     result = object_heap_init( &driver_data->config_heap, sizeof(struct object_config), CONFIG_ID_OFFSET );
1209     ASSERT( result == 0 );
1210
1211     result = object_heap_init( &driver_data->context_heap, sizeof(struct object_context), CONTEXT_ID_OFFSET );
1212     ASSERT( result == 0 );
1213
1214     result = object_heap_init( &driver_data->surface_heap, sizeof(struct object_surface), SURFACE_ID_OFFSET );
1215     ASSERT( result == 0 );
1216
1217     result = object_heap_init( &driver_data->buffer_heap, sizeof(struct object_buffer), BUFFER_ID_OFFSET );
1218     ASSERT( result == 0 );
1219
1220
1221     return VA_STATUS_SUCCESS;
1222 }
1223