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                 VASurface *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 = &(surfaces[i]);
 392         obj_surface->surface->surface_id = surfaceID;
 393         obj_surface->surface->context_id = -1;
 394         obj_surface->surface->width = width;
 395         obj_surface->surface->height = height;
 396         obj_surface->surface->format = format;
 397         obj_surface->surface->privData = NULL;
 398     }
 399
 400     /* Error recovery */
 401     if (VA_STATUS_SUCCESS != vaStatus)
 402     {
 403         /* surfaces[i-1] was the last successful allocation */
 404         for(; i--; )
 405         {
 406             object_surface_p obj_surface = SURFACE(surfaces[i].surface_id);
 407             surfaces[i].surface_id = -1;
 408             ASSERT(obj_surface);
 409             object_heap_free( &driver_data->surface_heap, (object_base_p) obj_surface);
 410         }
 411     }
 412
 413     return vaStatus;
 414 }
 415
 416 VAStatus dummy_DestroySurface(
 417                 VADriverContextP ctx,
 418                 VASurface *surface_list,
 419                 int num_surfaces
 420         )
 421 {
 422     INIT_DRIVER_DATA
 423     int i;
 424     for(i = num_surfaces; i--; )
 425     {
 426         object_surface_p obj_surface = SURFACE(surface_list[i].surface_id);
 427         ASSERT(obj_surface);
 428         object_heap_free( &driver_data->surface_heap, (object_base_p) obj_surface);
 429     }
 430     return VA_STATUS_SUCCESS;
 431 }
 432
 433 VAStatus dummy_QueryImageFormats(
 434         VADriverContextP ctx,
 435         VAImageFormat *format_list,        /* out */
 436         int *num_formats           /* out */
 437 )
 438 {
 439     INIT_DRIVER_DATA
 440
 441     /* TODO */
 442     return VA_STATUS_SUCCESS;
 443 }
 444
 445 VAStatus dummy_CreateImage(
 446         VADriverContextP ctx,
 447         VAImageFormat *format,
 448         int width,
 449         int height,
 450         VAImage *image     /* out */
 451 )
 452 {
 453     INIT_DRIVER_DATA
 454
 455     /* TODO */
 456     return VA_STATUS_SUCCESS;
 457 }
 458
 459 VAStatus dummy_DestroyImage(
 460         VADriverContextP ctx,
 461         VAImage *image
 462 )
 463 {
 464     INIT_DRIVER_DATA
 465
 466     /* TODO */
 467     return VA_STATUS_SUCCESS;
 468 }
 469
 470 VAStatus dummy_GetImage(
 471         VADriverContextP ctx,
 472         VASurface *surface,
 473         int x,     /* coordinates of the upper left source pixel */
 474         int y,
 475         unsigned int width, /* width and height of the region */
 476         unsigned int height,
 477         VAImage *image
 478 )
 479 {
 480     INIT_DRIVER_DATA
 481
 482     /* TODO */
 483     return VA_STATUS_SUCCESS;
 484 }
 485
 486 VAStatus dummy_PutImage(
 487         VADriverContextP ctx,
 488         VASurface *surface,
 489         VAImage *image,
 490         int src_x,
 491         int src_y,
 492         unsigned int width,
 493         unsigned int height,
 494         int dest_x,
 495         int dest_y
 496 )
 497 {
 498     INIT_DRIVER_DATA
 499
 500     /* TODO */
 501     return VA_STATUS_SUCCESS;
 502 }
 503
 504 VAStatus dummy_QuerySubpictureFormats(
 505         VADriverContextP ctx,
 506         VAImageFormat *format_list,        /* out */
 507         unsigned int *flags,       /* out */
 508         unsigned int *num_formats  /* out */
 509 )
 510 {
 511     INIT_DRIVER_DATA
 512
 513     /* TODO */
 514     return VA_STATUS_SUCCESS;
 515 }
 516
 517 VAStatus dummy_CreateSubpicture(
 518         VADriverContextP ctx,
 519         VAImage *image,
 520         VASubpicture *subpicture   /* out */
 521 )
 522 {
 523     INIT_DRIVER_DATA
 524
 525     /* TODO */
 526     return VA_STATUS_SUCCESS;
 527 }
 528
 529 VAStatus dummy_DestroySubpicture(
 530         VADriverContextP ctx,
 531         VASubpicture *subpicture
 532 )
 533 {
 534     INIT_DRIVER_DATA
 535
 536     /* TODO */
 537     return VA_STATUS_SUCCESS;
 538 }
 539
 540 VAStatus dummy_SetSubpictureImage(
 541         VADriverContextP ctx,
 542         VASubpicture *subpicture,
 543         VAImage *image
 544 )
 545 {
 546     INIT_DRIVER_DATA
 547
 548     /* TODO */
 549     return VA_STATUS_SUCCESS;
 550 }
 551
 552 VAStatus dummy_SetSubpicturePalette(
 553         VADriverContextP ctx,
 554         VASubpicture *subpicture,
 555         /*
 556          * pointer to an array holding the palette data.  The size of the array is
 557          * num_palette_entries * entry_bytes in size.  The order of the components
 558          * in the palette is described by the component_order in VASubpicture struct
 559          */
 560         unsigned char *palette
 561 )
 562 {
 563     INIT_DRIVER_DATA
 564
 565     /* TODO */
 566     return VA_STATUS_SUCCESS;
 567 }
 568
 569 VAStatus dummy_SetSubpictureChromakey(
 570         VADriverContextP ctx,
 571         VASubpicture *subpicture,
 572         unsigned int chromakey_min,
 573         unsigned int chromakey_max
 574 )
 575 {
 576     INIT_DRIVER_DATA
 577
 578     /* TODO */
 579     return VA_STATUS_SUCCESS;
 580 }
 581
 582 VAStatus dummy_SetSubpictureGlobalAlpha(
 583         VADriverContextP ctx,
 584         VASubpicture *subpicture,
 585         float global_alpha
 586 )
 587 {
 588     INIT_DRIVER_DATA
 589
 590     /* TODO */
 591     return VA_STATUS_SUCCESS;
 592 }
 593
 594 VAStatus dummy_AssociateSubpicture(
 595         VADriverContextP ctx,
 596         VASurface *target_surface,
 597         VASubpicture *subpicture,
 598         short src_x, /* upper left offset in subpicture */
 599         short src_y,
 600         short dest_x, /* upper left offset in surface */
 601         short dest_y,
 602         unsigned short width,
 603         unsigned short height,
 604         /*
 605          * whether to enable chroma-keying or global-alpha
 606          * see VA_SUBPICTURE_XXX values
 607          */
 608         unsigned int flags
 609 )
 610 {
 611     INIT_DRIVER_DATA
 612
 613     /* TODO */
 614     return VA_STATUS_SUCCESS;
 615 }
 616
 617 VAStatus dummy_CreateContext(
 618                 VADriverContextP ctx,
 619                 VAConfigID config_id,
 620                 int picture_width,
 621                 int picture_height,
 622                 int flag,
 623                 VASurface *render_targets,
 624                 int num_render_targets,
 625                 VAContext *context              /* out */
 626         )
 627 {
 628     INIT_DRIVER_DATA
 629     VAStatus vaStatus = VA_STATUS_SUCCESS;
 630     object_config_p obj_config;
 631     int i;
 632
 633     obj_config = CONFIG(config_id);
 634     if (NULL == obj_config)
 635     {
 636         vaStatus = VA_STATUS_ERROR_INVALID_CONFIG;
 637         return vaStatus;
 638     }
 639
 640     /* Validate flag */
 641     /* Validate picture dimensions */
 642
 643     int contextID = object_heap_allocate( &driver_data->context_heap );
 644     object_context_p obj_context = CONTEXT(contextID);
 645     if (NULL == obj_context)
 646     {
 647         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 648         return vaStatus;
 649     }
 650
 651     obj_context->context = context;
 652     obj_context->current_render_target = -1;
 653
 654     obj_context->context->context_id = contextID;
 655     obj_context->context->config_id = config_id;
 656     obj_context->context->picture_width = picture_width;
 657     obj_context->context->picture_height = picture_height;
 658     obj_context->context->num_render_targets = num_render_targets;
 659     obj_context->context->render_targets = (VASurfaceID *) malloc(num_render_targets * sizeof(VASurfaceID));
 660     for(i = 0; i < num_render_targets; i++)
 661     {
 662         if (NULL == SURFACE(render_targets[i].surface_id))
 663         {
 664             vaStatus = VA_STATUS_ERROR_INVALID_SURFACE;
 665             break;
 666         }
 667         obj_context->context->render_targets[i] = render_targets[i].surface_id;
 668     }
 669     obj_context->context->flags = flag;
 670     obj_context->context->privData = NULL;
 671
 672     /* Error recovery */
 673     if (VA_STATUS_SUCCESS != vaStatus)
 674     {
 675         free(obj_context->context->render_targets);
 676         obj_context->context->render_targets = NULL;
 677         obj_context->context->context_id = -1;
 678         obj_context->context->config_id = -1;
 679         obj_context->context->picture_width = 0;
 680         obj_context->context->picture_height = 0;
 681         free(obj_context->context->render_targets);
 682         obj_context->context->render_targets = NULL;
 683         obj_context->context->num_render_targets = 0;
 684         obj_context->context->flags = 0;
 685         obj_context->context->privData = NULL;
 686         object_heap_free( &driver_data->context_heap, (object_base_p) obj_context);
 687     }
 688
 689     return vaStatus;
 690 }
 691
 692
 693 VAStatus dummy_DestroyContext(
 694                 VADriverContextP ctx,
 695                 VAContext *context
 696         )
 697 {
 698     INIT_DRIVER_DATA
 699     object_context_p obj_context = CONTEXT(context->context_id);
 700     ASSERT(obj_context);
 701
 702     obj_context->context->context_id = -1;
 703     obj_context->context->config_id = -1;
 704     obj_context->context->picture_width = 0;
 705     obj_context->context->picture_height = 0;
 706     if (obj_context->context->render_targets)
 707     {
 708         free(obj_context->context->render_targets);
 709     }
 710     obj_context->context->render_targets = NULL;
 711     obj_context->context->num_render_targets = 0;
 712     obj_context->context->flags = 0;
 713     obj_context->context->privData = NULL;
 714
 715     obj_context->context = NULL;
 716     obj_context->current_render_target = -1;
 717
 718     object_heap_free( &driver_data->context_heap, (object_base_p) obj_context);
 719
 720     return VA_STATUS_SUCCESS;
 721 }
 722
 723
 724 VAStatus dummy_CreateBuffer(
 725                 VADriverContextP ctx,
 726                 VABufferType type,  /* in */
 727                 VABufferID *buf_desc    /* out */
 728         )
 729 {
 730     INIT_DRIVER_DATA
 731     VAStatus vaStatus = VA_STATUS_SUCCESS;
 732     int bufferID;
 733     object_buffer_p obj_buffer;
 734
 735     /* Validate type */
 736     switch (type)
 737     {
 738         case VAPictureParameterBufferType:
 739         case VAIQMatrixBufferType:
 740         case VABitPlaneBufferType:
 741         case VASliceGroupMapBufferType:
 742         case VASliceParameterBufferType:
 743         case VASliceDataBufferType:
 744         case VAMacroblockParameterBufferType:
 745         case VAResidualDataBufferType:
 746         case VADeblockingParameterBufferType:
 747         case VAImageBufferType:
 748             /* Ok */
 749             break;
 750         default:
 751             vaStatus = VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
 752             return vaStatus;
 753     }
 754
 755     bufferID = object_heap_allocate( &driver_data->buffer_heap );
 756     obj_buffer = BUFFER(bufferID);
 757     if (NULL == obj_buffer)
 758     {
 759         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 760         return vaStatus;
 761     }
 762
 763     obj_buffer->buffer_data = NULL;
 764
 765     *buf_desc = bufferID;
 766
 767     return vaStatus;
 768 }
 769
 770 static VAStatus dummy__allocate_buffer(object_buffer_p obj_buffer, int size)
 771 {
 772     VAStatus vaStatus = VA_STATUS_SUCCESS;
 773
 774     obj_buffer->buffer_data = realloc(obj_buffer->buffer_data, size);
 775     if (NULL == obj_buffer->buffer_data)
 776     {
 777         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 778     }
 779     return vaStatus;
 780 }
 781
 782 VAStatus dummy_BufferData(
 783                 VADriverContextP ctx,
 784                 VABufferID buf_id,      /* in */
 785         unsigned int size,      /* in */
 786         unsigned int num_elements,      /* in */
 787         void *data              /* in */
 788         )
 789 {
 790     INIT_DRIVER_DATA
 791     VAStatus vaStatus = VA_STATUS_SUCCESS;
 792     object_buffer_p obj_buffer = BUFFER(buf_id);
 793     ASSERT(obj_buffer);
 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     return vaStatus;
 807 }
 808
 809 VAStatus dummy_BufferSetNumElements(
 810                 VADriverContextP ctx,
 811                 VABufferID buf_id,      /* in */
 812         unsigned int num_elements       /* in */
 813         )
 814 {
 815     INIT_DRIVER_DATA
 816     VAStatus vaStatus = VA_STATUS_SUCCESS;
 817     object_buffer_p obj_buffer = BUFFER(buf_id);
 818     ASSERT(obj_buffer);
 819
 820     if ((num_elements < 0) || (num_elements > obj_buffer->max_num_elements))
 821     {
 822         vaStatus = VA_STATUS_ERROR_UNKNOWN;
 823     }
 824     if (VA_STATUS_SUCCESS == vaStatus)
 825     {
 826         obj_buffer->num_elements = num_elements;
 827     }
 828
 829     return vaStatus;
 830 }
 831
 832 VAStatus dummy_MapBuffer(
 833                 VADriverContextP ctx,
 834                 VABufferID buf_id,      /* in */
 835                 void **pbuf         /* out */
 836         )
 837 {
 838     INIT_DRIVER_DATA
 839     VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
 840     object_buffer_p obj_buffer = BUFFER(buf_id);
 841     ASSERT(obj_buffer);
 842     if (NULL == obj_buffer)
 843     {
 844         vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
 845         return vaStatus;
 846     }
 847
 848     if (NULL != obj_buffer->buffer_data)
 849     {
 850         *pbuf = obj_buffer->buffer_data;
 851         vaStatus = VA_STATUS_SUCCESS;
 852     }
 853     return vaStatus;
 854 }
 855
 856 VAStatus dummy_UnmapBuffer(
 857                 VADriverContextP ctx,
 858                 VABufferID buf_id       /* in */
 859         )
 860 {
 861     /* Do nothing */
 862     return VA_STATUS_SUCCESS;
 863 }
 864
 865 static void dummy__destroy_buffer(struct dummy_driver_data *driver_data, object_buffer_p obj_buffer)
 866 {
 867     if (NULL != obj_buffer->buffer_data)
 868     {
 869         free(obj_buffer->buffer_data);
 870         obj_buffer->buffer_data = NULL;
 871     }
 872
 873     object_heap_free( &driver_data->buffer_heap, (object_base_p) obj_buffer);
 874 }
 875
 876 VAStatus dummy_DestroyBuffer(
 877                 VADriverContextP ctx,
 878                 VABufferID buffer_id
 879         )
 880 {
 881     INIT_DRIVER_DATA
 882     object_buffer_p obj_buffer = BUFFER(buffer_id);
 883     ASSERT(obj_buffer);
 884
 885     dummy__destroy_buffer(driver_data, obj_buffer);
 886     return VA_STATUS_SUCCESS;
 887 }
 888
 889 VAStatus dummy_BeginPicture(
 890                 VADriverContextP ctx,
 891                 VAContext *context,
 892                 VASurface *render_target
 893         )
 894 {
 895     INIT_DRIVER_DATA
 896     VAStatus vaStatus = VA_STATUS_SUCCESS;
 897     object_context_p obj_context;
 898     object_surface_p obj_surface;
 899
 900     obj_context = CONTEXT(context->context_id);
 901     ASSERT(obj_context);
 902
 903     obj_surface = SURFACE(render_target->surface_id);
 904     ASSERT(obj_surface);
 905
 906     obj_context->current_render_target = obj_surface->base.id;
 907
 908     return vaStatus;
 909 }
 910
 911 VAStatus dummy_RenderPicture(
 912                 VADriverContextP ctx,
 913                 VAContext *context,
 914                 VABufferID *buffers,
 915                 int num_buffers
 916         )
 917 {
 918     INIT_DRIVER_DATA
 919     VAStatus vaStatus = VA_STATUS_SUCCESS;
 920     object_context_p obj_context;
 921     object_surface_p obj_surface;
 922     int i;
 923
 924     obj_context = CONTEXT(context->context_id);
 925     ASSERT(obj_context);
 926
 927     obj_surface = SURFACE(obj_context->current_render_target);
 928     ASSERT(obj_surface);
 929
 930     /* verify that we got valid buffer references */
 931     for(i = 0; i < num_buffers; i++)
 932     {
 933         object_buffer_p obj_buffer = BUFFER(buffers[i]);
 934         ASSERT(obj_buffer);
 935         if (NULL == obj_buffer)
 936         {
 937             vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
 938             break;
 939         }
 940     }
 941
 942     return vaStatus;
 943 }
 944
 945 VAStatus dummy_EndPicture(
 946                 VADriverContextP ctx,
 947                 VAContext *context
 948         )
 949 {
 950     INIT_DRIVER_DATA
 951     VAStatus vaStatus = VA_STATUS_SUCCESS;
 952     object_context_p obj_context;
 953     object_surface_p obj_surface;
 954
 955     obj_context = CONTEXT(context->context_id);
 956     ASSERT(obj_context);
 957
 958     obj_surface = SURFACE(obj_context->current_render_target);
 959     ASSERT(obj_surface);
 960
 961     // For now, assume that we are done with rendering right away
 962     obj_context->current_render_target = -1;
 963
 964     return vaStatus;
 965 }
 966
 967
 968 VAStatus dummy_SyncSurface(
 969                 VADriverContextP ctx,
 970                 VAContext *context,
 971                 VASurface *render_target
 972         )
 973 {
 974     INIT_DRIVER_DATA
 975     VAStatus vaStatus = VA_STATUS_SUCCESS;
 976     object_context_p obj_context;
 977     object_surface_p obj_surface;
 978
 979     obj_context = CONTEXT(context->context_id);
 980     ASSERT(obj_context);
 981
 982     obj_surface = SURFACE(render_target->surface_id);
 983     ASSERT(obj_surface);
 984
 985     /* Assume that this shouldn't be called before vaEndPicture() */
 986     ASSERT( obj_context->current_render_target != obj_surface->base.id );
 987
 988     return vaStatus;
 989 }
 990
 991 VAStatus dummy_QuerySurfaceStatus(
 992                 VADriverContextP ctx,
 993                 VAContext *context,
 994                 VASurface *render_target,
 995                 VASurfaceStatus *status /* out */
 996         )
 997 {
 998     INIT_DRIVER_DATA
 999     VAStatus vaStatus = VA_STATUS_SUCCESS;
1000     object_context_p obj_context;
1001     object_surface_p obj_surface;
1002
1003     obj_context = CONTEXT(context->context_id);
1004     ASSERT(obj_context);
1005
1006     obj_surface = SURFACE(render_target->surface_id);
1007     ASSERT(obj_surface);
1008
1009     /* Assume that we are busy until vaEndPicture() is called */
1010     if ( obj_context->current_render_target == obj_surface->base.id )
1011     {
1012         *status = VASurfaceRendering;
1013     }
1014     else
1015     {
1016         *status = VASurfaceReady;
1017     }
1018
1019     return vaStatus;
1020 }
1021
1022 VAStatus dummy_PutSurface(
1023                 VADriverContextP ctx,
1024                 VASurface *surface,
1025                 Drawable draw, /* X Drawable */
1026                 short srcx,
1027                 short srcy,
1028                 unsigned short srcw,
1029                 unsigned short srch,
1030                 short destx,
1031                 short desty,
1032                 unsigned short destw,
1033                 unsigned short desth,
1034                 VARectangle *cliprects, /* client supplied clip list */
1035                 unsigned int number_cliprects, /* number of clip rects in the clip list */
1036                 unsigned int flags /* de-interlacing flags */
1037         )
1038 {
1039     /* TODO */
1040     return VA_STATUS_ERROR_UNKNOWN;
1041 }
1042
1043 /*
1044  * Query display attributes
1045  * The caller must provide a "attr_list" array that can hold at
1046  * least vaMaxNumDisplayAttributes() entries. The actual number of attributes
1047  * returned in "attr_list" is returned in "num_attributes".
1048  */
1049 VAStatus dummy_QueryDisplayAttributes (
1050                 VADriverContextP ctx,
1051                 VADisplayAttribute *attr_list,  /* out */
1052                 int *num_attributes             /* out */
1053         )
1054 {
1055     /* TODO */
1056     return VA_STATUS_ERROR_UNKNOWN;
1057 }
1058
1059 /*
1060  * Get display attributes
1061  * This function returns the current attribute values in "attr_list".
1062  * Only attributes returned with VA_DISPLAY_ATTRIB_GETTABLE set in the "flags" field
1063  * from vaQueryDisplayAttributes() can have their values retrieved.
1064  */
1065 VAStatus dummy_GetDisplayAttributes (
1066                 VADriverContextP ctx,
1067                 VADisplayAttribute *attr_list,  /* in/out */
1068                 int num_attributes
1069         )
1070 {
1071     /* TODO */
1072     return VA_STATUS_ERROR_UNKNOWN;
1073 }
1074
1075 /*
1076  * Set display attributes
1077  * Only attributes returned with VA_DISPLAY_ATTRIB_SETTABLE set in the "flags" field
1078  * from vaQueryDisplayAttributes() can be set.  If the attribute is not settable or
1079  * the value is out of range, the function returns VA_STATUS_ERROR_ATTR_NOT_SUPPORTED
1080  */
1081 VAStatus dummy_SetDisplayAttributes (
1082                 VADriverContextP ctx,
1083                 VADisplayAttribute *attr_list,
1084                 int num_attributes
1085         )
1086 {
1087     /* TODO */
1088     return VA_STATUS_ERROR_UNKNOWN;
1089 }
1090
1091
1092 VAStatus dummy_DbgCopySurfaceToBuffer(
1093                 VADriverContextP ctx,
1094                 VASurface *surface,
1095                 void **buffer, /* out */
1096                 unsigned int *stride /* out */
1097         )
1098 {
1099     /* TODO */
1100     return VA_STATUS_ERROR_UNKNOWN;
1101 }
1102
1103 VAStatus dummy_Terminate( VADriverContextP ctx )
1104 {
1105     INIT_DRIVER_DATA
1106     object_buffer_p obj_buffer;
1107     object_surface_p obj_surface;
1108     object_context_p obj_context;
1109     object_config_p obj_config;
1110     object_heap_iterator iter;
1111
1112     /* Clean up left over buffers */
1113     obj_buffer = (object_buffer_p) object_heap_first( &driver_data->buffer_heap, &iter);
1114     while (obj_buffer)
1115     {
1116         dummy__information_message("vaTerminate: bufferID %08x still allocated, destroying\n", obj_buffer->base.id);
1117         dummy__destroy_buffer(driver_data, obj_buffer);
1118         obj_buffer = (object_buffer_p) object_heap_next( &driver_data->buffer_heap, &iter);
1119     }
1120     object_heap_destroy( &driver_data->buffer_heap );
1121
1122     /* TODO cleanup */
1123     object_heap_destroy( &driver_data->surface_heap );
1124
1125     /* TODO cleanup */
1126     object_heap_destroy( &driver_data->context_heap );
1127
1128     /* Clean up configIDs */
1129     obj_config = (object_config_p) object_heap_first( &driver_data->config_heap, &iter);
1130     while (obj_config)
1131     {
1132         object_heap_free( &driver_data->config_heap, (object_base_p) obj_config);
1133         obj_config = (object_config_p) object_heap_next( &driver_data->config_heap, &iter);
1134     }
1135     object_heap_destroy( &driver_data->config_heap );
1136
1137     free(ctx->pDriverData);
1138     ctx->pDriverData = NULL;
1139
1140     return VA_STATUS_SUCCESS;
1141 }
1142
1143 VAStatus __vaDriverInit_0_24(  VADriverContextP ctx )
1144 {
1145     object_base_p obj;
1146     int result;
1147     struct dummy_driver_data *driver_data;
1148     int i;
1149
1150     ctx->version_major = 0;
1151     ctx->version_minor = 24;
1152     ctx->max_profiles = DUMMY_MAX_PROFILES;
1153     ctx->max_entrypoints = DUMMY_MAX_ENTRYPOINTS;
1154     ctx->max_attributes = DUMMY_MAX_CONFIG_ATTRIBUTES;
1155     ctx->max_image_formats = DUMMY_MAX_IMAGE_FORMATS;
1156     ctx->max_subpic_formats = DUMMY_MAX_SUBPIC_FORMATS;
1157     ctx->max_display_attributes = DUMMY_MAX_DISPLAY_ATTRIBUTES;
1158
1159     ctx->vtable.vaTerminate = dummy_Terminate;
1160     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1161     ctx->vtable.vaQueryConfigProfiles = dummy_QueryConfigProfiles;
1162     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1163     ctx->vtable.vaQueryConfigAttributes = dummy_QueryConfigAttributes;
1164     ctx->vtable.vaCreateConfig = dummy_CreateConfig;
1165     ctx->vtable.vaDestroyConfig = dummy_DestroyConfig;
1166     ctx->vtable.vaGetConfigAttributes = dummy_GetConfigAttributes;
1167     ctx->vtable.vaCreateSurfaces = dummy_CreateSurfaces;
1168     ctx->vtable.vaDestroySurface = dummy_DestroySurface;
1169     ctx->vtable.vaCreateContext = dummy_CreateContext;
1170     ctx->vtable.vaDestroyContext = dummy_DestroyContext;
1171     ctx->vtable.vaCreateBuffer = dummy_CreateBuffer;
1172     ctx->vtable.vaBufferData = dummy_BufferData;
1173     ctx->vtable.vaBufferSetNumElements = dummy_BufferSetNumElements;
1174     ctx->vtable.vaMapBuffer = dummy_MapBuffer;
1175     ctx->vtable.vaUnmapBuffer = dummy_UnmapBuffer;
1176     ctx->vtable.vaDestroyBuffer = dummy_DestroyBuffer;
1177     ctx->vtable.vaBeginPicture = dummy_BeginPicture;
1178     ctx->vtable.vaRenderPicture = dummy_RenderPicture;
1179     ctx->vtable.vaEndPicture = dummy_EndPicture;
1180     ctx->vtable.vaSyncSurface = dummy_SyncSurface;
1181     ctx->vtable.vaQuerySurfaceStatus = dummy_QuerySurfaceStatus;
1182     ctx->vtable.vaPutSurface = dummy_PutSurface;
1183     ctx->vtable.vaQueryImageFormats = dummy_QueryImageFormats;
1184     ctx->vtable.vaCreateImage = dummy_CreateImage;
1185     ctx->vtable.vaDestroyImage = dummy_DestroyImage;
1186     ctx->vtable.vaGetImage = dummy_GetImage;
1187     ctx->vtable.vaPutImage = dummy_PutImage;
1188     ctx->vtable.vaQuerySubpictureFormats = dummy_QuerySubpictureFormats;
1189     ctx->vtable.vaCreateSubpicture = dummy_CreateSubpicture;
1190     ctx->vtable.vaDestroySubpicture = dummy_DestroySubpicture;
1191     ctx->vtable.vaSetSubpictureImage = dummy_SetSubpictureImage;
1192     ctx->vtable.vaSetSubpicturePalette = dummy_SetSubpicturePalette;
1193     ctx->vtable.vaSetSubpictureChromakey = dummy_SetSubpictureChromakey;
1194     ctx->vtable.vaSetSubpictureGlobalAlpha = dummy_SetSubpictureGlobalAlpha;
1195     ctx->vtable.vaAssociateSubpicture = dummy_AssociateSubpicture;
1196     ctx->vtable.vaQueryDisplayAttributes = dummy_QueryDisplayAttributes;
1197     ctx->vtable.vaGetDisplayAttributes = dummy_GetDisplayAttributes;
1198     ctx->vtable.vaSetDisplayAttributes = dummy_SetDisplayAttributes;
1199
1200     ctx->vtable.vaDbgCopySurfaceToBuffer = dummy_DbgCopySurfaceToBuffer;
1201
1202     driver_data = (struct dummy_driver_data *) malloc( sizeof(*driver_data) );
1203     ctx->pDriverData = (void *) driver_data;
1204
1205     result = object_heap_init( &driver_data->config_heap, sizeof(struct object_config), CONFIG_ID_OFFSET );
1206     ASSERT( result == 0 );
1207
1208     result = object_heap_init( &driver_data->context_heap, sizeof(struct object_context), CONTEXT_ID_OFFSET );
1209     ASSERT( result == 0 );
1210
1211     result = object_heap_init( &driver_data->surface_heap, sizeof(struct object_surface), SURFACE_ID_OFFSET );
1212     ASSERT( result == 0 );
1213
1214     result = object_heap_init( &driver_data->buffer_heap, sizeof(struct object_buffer), BUFFER_ID_OFFSET );
1215     ASSERT( result == 0 );
1216
1217
1218     return VA_STATUS_SUCCESS;
1219 }
1220