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 VAStatus dummy_CreateBuffer(
 738                 VADriverContextP ctx,
 739                 VABufferType type,  /* in */
 740                 VABufferID *buf_desc    /* out */
 741         )
 742 {
 743     INIT_DRIVER_DATA
 744     VAStatus vaStatus = VA_STATUS_SUCCESS;
 745     int bufferID;
 746     object_buffer_p obj_buffer;
 747
 748     /* Validate type */
 749     switch (type)
 750     {
 751         case VAPictureParameterBufferType:
 752         case VAIQMatrixBufferType:
 753         case VABitPlaneBufferType:
 754         case VASliceGroupMapBufferType:
 755         case VASliceParameterBufferType:
 756         case VASliceDataBufferType:
 757         case VAMacroblockParameterBufferType:
 758         case VAResidualDataBufferType:
 759         case VADeblockingParameterBufferType:
 760         case VAImageBufferType:
 761             /* Ok */
 762             break;
 763         default:
 764             vaStatus = VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
 765             return vaStatus;
 766     }
 767
 768     bufferID = object_heap_allocate( &driver_data->buffer_heap );
 769     obj_buffer = BUFFER(bufferID);
 770     if (NULL == obj_buffer)
 771     {
 772         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 773         return vaStatus;
 774     }
 775
 776     obj_buffer->buffer_data = NULL;
 777
 778     *buf_desc = bufferID;
 779
 780     return vaStatus;
 781 }
 782
 783 static VAStatus dummy__allocate_buffer(object_buffer_p obj_buffer, int size)
 784 {
 785     VAStatus vaStatus = VA_STATUS_SUCCESS;
 786
 787     obj_buffer->buffer_data = realloc(obj_buffer->buffer_data, size);
 788     if (NULL == obj_buffer->buffer_data)
 789     {
 790         vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
 791     }
 792     return vaStatus;
 793 }
 794
 795 VAStatus dummy_BufferData(
 796                 VADriverContextP ctx,
 797                 VABufferID buf_id,      /* in */
 798         unsigned int size,      /* in */
 799         unsigned int num_elements,      /* in */
 800         void *data              /* in */
 801         )
 802 {
 803     INIT_DRIVER_DATA
 804     VAStatus vaStatus = VA_STATUS_SUCCESS;
 805     object_buffer_p obj_buffer = BUFFER(buf_id);
 806     ASSERT(obj_buffer);
 807
 808     vaStatus = dummy__allocate_buffer(obj_buffer, size * num_elements);
 809     if (VA_STATUS_SUCCESS == vaStatus)
 810     {
 811         obj_buffer->max_num_elements = num_elements;
 812         obj_buffer->num_elements = num_elements;
 813         if (data)
 814         {
 815             memcpy(obj_buffer->buffer_data, data, size * num_elements);
 816         }
 817     }
 818
 819     return vaStatus;
 820 }
 821
 822 VAStatus dummy_BufferSetNumElements(
 823                 VADriverContextP ctx,
 824                 VABufferID buf_id,      /* in */
 825         unsigned int num_elements       /* in */
 826         )
 827 {
 828     INIT_DRIVER_DATA
 829     VAStatus vaStatus = VA_STATUS_SUCCESS;
 830     object_buffer_p obj_buffer = BUFFER(buf_id);
 831     ASSERT(obj_buffer);
 832
 833     if ((num_elements < 0) || (num_elements > obj_buffer->max_num_elements))
 834     {
 835         vaStatus = VA_STATUS_ERROR_UNKNOWN;
 836     }
 837     if (VA_STATUS_SUCCESS == vaStatus)
 838     {
 839         obj_buffer->num_elements = num_elements;
 840     }
 841
 842     return vaStatus;
 843 }
 844
 845 VAStatus dummy_MapBuffer(
 846                 VADriverContextP ctx,
 847                 VABufferID buf_id,      /* in */
 848                 void **pbuf         /* out */
 849         )
 850 {
 851     INIT_DRIVER_DATA
 852     VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
 853     object_buffer_p obj_buffer = BUFFER(buf_id);
 854     ASSERT(obj_buffer);
 855     if (NULL == obj_buffer)
 856     {
 857         vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
 858         return vaStatus;
 859     }
 860
 861     if (NULL != obj_buffer->buffer_data)
 862     {
 863         *pbuf = obj_buffer->buffer_data;
 864         vaStatus = VA_STATUS_SUCCESS;
 865     }
 866     return vaStatus;
 867 }
 868
 869 VAStatus dummy_UnmapBuffer(
 870                 VADriverContextP ctx,
 871                 VABufferID buf_id       /* in */
 872         )
 873 {
 874     /* Do nothing */
 875     return VA_STATUS_SUCCESS;
 876 }
 877
 878 static void dummy__destroy_buffer(struct dummy_driver_data *driver_data, object_buffer_p obj_buffer)
 879 {
 880     if (NULL != obj_buffer->buffer_data)
 881     {
 882         free(obj_buffer->buffer_data);
 883         obj_buffer->buffer_data = NULL;
 884     }
 885
 886     object_heap_free( &driver_data->buffer_heap, (object_base_p) obj_buffer);
 887 }
 888
 889 VAStatus dummy_DestroyBuffer(
 890                 VADriverContextP ctx,
 891                 VABufferID buffer_id
 892         )
 893 {
 894     INIT_DRIVER_DATA
 895     object_buffer_p obj_buffer = BUFFER(buffer_id);
 896     ASSERT(obj_buffer);
 897
 898     dummy__destroy_buffer(driver_data, obj_buffer);
 899     return VA_STATUS_SUCCESS;
 900 }
 901
 902 VAStatus dummy_BeginPicture(
 903                 VADriverContextP ctx,
 904                 VAContextID context,
 905                 VASurfaceID render_target
 906         )
 907 {
 908     INIT_DRIVER_DATA
 909     VAStatus vaStatus = VA_STATUS_SUCCESS;
 910     object_context_p obj_context;
 911     object_surface_p obj_surface;
 912
 913     obj_context = CONTEXT(context);
 914     ASSERT(obj_context);
 915
 916     obj_surface = SURFACE(render_target);
 917     ASSERT(obj_surface);
 918
 919     obj_context->current_render_target = obj_surface->base.id;
 920
 921     return vaStatus;
 922 }
 923
 924 VAStatus dummy_RenderPicture(
 925                 VADriverContextP ctx,
 926                 VAContextID context,
 927                 VABufferID *buffers,
 928                 int num_buffers
 929         )
 930 {
 931     INIT_DRIVER_DATA
 932     VAStatus vaStatus = VA_STATUS_SUCCESS;
 933     object_context_p obj_context;
 934     object_surface_p obj_surface;
 935     int i;
 936
 937     obj_context = CONTEXT(context);
 938     ASSERT(obj_context);
 939
 940     obj_surface = SURFACE(obj_context->current_render_target);
 941     ASSERT(obj_surface);
 942
 943     /* verify that we got valid buffer references */
 944     for(i = 0; i < num_buffers; i++)
 945     {
 946         object_buffer_p obj_buffer = BUFFER(buffers[i]);
 947         ASSERT(obj_buffer);
 948         if (NULL == obj_buffer)
 949         {
 950             vaStatus = VA_STATUS_ERROR_INVALID_BUFFER;
 951             break;
 952         }
 953     }
 954
 955     return vaStatus;
 956 }
 957
 958 VAStatus dummy_EndPicture(
 959                 VADriverContextP ctx,
 960                 VAContextID context
 961         )
 962 {
 963     INIT_DRIVER_DATA
 964     VAStatus vaStatus = VA_STATUS_SUCCESS;
 965     object_context_p obj_context;
 966     object_surface_p obj_surface;
 967
 968     obj_context = CONTEXT(context);
 969     ASSERT(obj_context);
 970
 971     obj_surface = SURFACE(obj_context->current_render_target);
 972     ASSERT(obj_surface);
 973
 974     // For now, assume that we are done with rendering right away
 975     obj_context->current_render_target = -1;
 976
 977     return vaStatus;
 978 }
 979
 980
 981 VAStatus dummy_SyncSurface(
 982                 VADriverContextP ctx,
 983                 VAContextID context,
 984                 VASurfaceID render_target
 985         )
 986 {
 987     INIT_DRIVER_DATA
 988     VAStatus vaStatus = VA_STATUS_SUCCESS;
 989     object_context_p obj_context;
 990     object_surface_p obj_surface;
 991
 992     obj_context = CONTEXT(context);
 993     ASSERT(obj_context);
 994
 995     obj_surface = SURFACE(render_target);
 996     ASSERT(obj_surface);
 997
 998     /* Assume that this shouldn't be called before vaEndPicture() */
 999     ASSERT( obj_context->current_render_target != obj_surface->base.id );
1000
1001     return vaStatus;
1002 }
1003
1004 VAStatus dummy_QuerySurfaceStatus(
1005                 VADriverContextP ctx,
1006                 VASurfaceID render_target,
1007                 VASurfaceStatus *status /* out */
1008         )
1009 {
1010     INIT_DRIVER_DATA
1011     VAStatus vaStatus = VA_STATUS_SUCCESS;
1012     object_surface_p obj_surface;
1013
1014     obj_surface = SURFACE(render_target);
1015     ASSERT(obj_surface);
1016
1017     *status = VASurfaceReady;
1018
1019     return vaStatus;
1020 }
1021
1022 VAStatus dummy_PutSurface(
1023                 VADriverContextP ctx,
1024                 VASurfaceID 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                 VASurfaceID 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_25(  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 = 25;
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     ctx->str_vendor = DUMMY_STR_VENDOR;
1159
1160     ctx->vtable.vaTerminate = dummy_Terminate;
1161     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1162     ctx->vtable.vaQueryConfigProfiles = dummy_QueryConfigProfiles;
1163     ctx->vtable.vaQueryConfigEntrypoints = dummy_QueryConfigEntrypoints;
1164     ctx->vtable.vaQueryConfigAttributes = dummy_QueryConfigAttributes;
1165     ctx->vtable.vaCreateConfig = dummy_CreateConfig;
1166     ctx->vtable.vaDestroyConfig = dummy_DestroyConfig;
1167     ctx->vtable.vaGetConfigAttributes = dummy_GetConfigAttributes;
1168     ctx->vtable.vaCreateSurfaces = dummy_CreateSurfaces;
1169     ctx->vtable.vaDestroySurfaces = dummy_DestroySurfaces;
1170     ctx->vtable.vaCreateContext = dummy_CreateContext;
1171     ctx->vtable.vaDestroyContext = dummy_DestroyContext;
1172     ctx->vtable.vaCreateBuffer = dummy_CreateBuffer;
1173     ctx->vtable.vaBufferData = dummy_BufferData;
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