src/gallium/state_trackers/xvmc/subpicture.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 Younes Manton.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #include <assert.h>
  29
  30 #include <X11/Xlibint.h>
  31 #include <X11/extensions/XvMClib.h>
  32
  33 #include "pipe/p_screen.h"
  34 #include "pipe/p_video_codec.h"
  35 #include "pipe/p_state.h"
  36
  37 #include "util/u_memory.h"
  38 #include "util/u_math.h"
  39 #include "util/u_format.h"
  40 #include "util/u_sampler.h"
  41 #include "util/u_surface.h"
  42 #include "util/u_rect.h"
  43 #include "vl/vl_winsys.h"
  44
  45 #include "xvmc_private.h"
  46
  47 #define FOURCC_RGB 0x0000003
  48 #define FOURCC_AI44 0x34344941
  49 #define FOURCC_IA44 0x34344149
  50
  51 static enum pipe_format XvIDToPipe(int xvimage_id)
  52 {
  53    switch (xvimage_id) {
  54       case FOURCC_RGB:
  55          return PIPE_FORMAT_B8G8R8X8_UNORM;
  56
  57       case FOURCC_AI44:
  58          return PIPE_FORMAT_A4R4_UNORM;
  59
  60       case FOURCC_IA44:
  61          return PIPE_FORMAT_R4A4_UNORM;
  62
  63       default:
  64          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  65          return PIPE_FORMAT_NONE;
  66    }
  67 }
  68
  69 static unsigned NumPaletteEntries4XvID(int xvimage_id)
  70 {
  71    switch (xvimage_id) {
  72       case FOURCC_RGB:
  73          return 0;
  74
  75       case FOURCC_AI44:
  76       case FOURCC_IA44:
  77          return 16;
  78
  79       default:
  80          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  81          return 0;
  82    }
  83 }
  84
  85 static int PipeToComponentOrder(enum pipe_format format, char *component_order)
  86 {
  87    assert(component_order);
  88
  89    switch (format) {
  90       case PIPE_FORMAT_B8G8R8X8_UNORM:
  91          return 0;
  92
  93       case PIPE_FORMAT_R4A4_UNORM:
  94       case PIPE_FORMAT_A4R4_UNORM:
  95          component_order[0] = 'Y';
  96          component_order[1] = 'U';
  97          component_order[2] = 'V';
  98          component_order[3] = 'A';
  99          return 4;
 100
 101       default:
 102          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized PIPE_FORMAT 0x%08X.\n", format);
 103          component_order[0] = 0;
 104          component_order[1] = 0;
 105          component_order[2] = 0;
 106          component_order[3] = 0;
 107          return 0;
 108    }
 109 }
 110
 111 static Status Validate(Display *dpy, XvPortID port, int surface_type_id, int xvimage_id)
 112 {
 113    XvImageFormatValues *subpictures;
 114    int num_subpics;
 115    unsigned int i;
 116
 117    subpictures = XvMCListSubpictureTypes(dpy, port, surface_type_id, &num_subpics);
 118    if (num_subpics < 1) {
 119       free(subpictures);
 120       return BadMatch;
 121    }
 122    if (!subpictures)
 123       return BadAlloc;
 124
 125    for (i = 0; i < num_subpics; ++i) {
 126       if (subpictures[i].id == xvimage_id) {
 127          XVMC_MSG(XVMC_TRACE, "[XvMC] Found requested subpicture format.\n" \
 128                               "[XvMC]   port=%u\n" \
 129                               "[XvMC]   surface id=0x%08X\n" \
 130                               "[XvMC]   image id=0x%08X\n" \
 131                               "[XvMC]   type=%08X\n" \
 132                               "[XvMC]   byte order=%08X\n" \
 133                               "[XvMC]   bits per pixel=%u\n" \
 134                               "[XvMC]   format=%08X\n" \
 135                               "[XvMC]   num planes=%d\n",
 136                               port, surface_type_id, xvimage_id, subpictures[i].type, subpictures[i].byte_order,
 137                               subpictures[i].bits_per_pixel, subpictures[i].format, subpictures[i].num_planes);
 138          if (subpictures[i].type == XvRGB) {
 139             XVMC_MSG(XVMC_TRACE, "[XvMC]   depth=%d\n" \
 140                                  "[XvMC]   red mask=0x%08X\n" \
 141                                  "[XvMC]   green mask=0x%08X\n" \
 142                                  "[XvMC]   blue mask=0x%08X\n",
 143                                  subpictures[i].depth, subpictures[i].red_mask,
 144                                  subpictures[i].green_mask, subpictures[i].blue_mask);
 145          }
 146          else if (subpictures[i].type == XvYUV) {
 147             XVMC_MSG(XVMC_TRACE, "[XvMC]   y sample bits=0x%08X\n" \
 148                                  "[XvMC]   u sample bits=0x%08X\n" \
 149                                  "[XvMC]   v sample bits=0x%08X\n" \
 150                                  "[XvMC]   horz y period=%u\n" \
 151                                  "[XvMC]   horz u period=%u\n" \
 152                                  "[XvMC]   horz v period=%u\n" \
 153                                  "[XvMC]   vert y period=%u\n" \
 154                                  "[XvMC]   vert u period=%u\n" \
 155                                  "[XvMC]   vert v period=%u\n",
 156                                  subpictures[i].y_sample_bits, subpictures[i].u_sample_bits, subpictures[i].v_sample_bits,
 157                                  subpictures[i].horz_y_period, subpictures[i].horz_u_period, subpictures[i].horz_v_period,
 158                                  subpictures[i].vert_y_period, subpictures[i].vert_u_period, subpictures[i].vert_v_period);
 159          }
 160          break;
 161       }
 162    }
 163
 164    free(subpictures);
 165
 166    return i < num_subpics ? Success : BadMatch;
 167 }
 168
 169 static void
 170 upload_sampler(struct pipe_context *pipe, struct pipe_sampler_view *dst,
 171                const struct pipe_box *dst_box, const void *src, unsigned src_stride,
 172                unsigned src_x, unsigned src_y)
 173 {
 174    struct pipe_transfer *transfer;
 175    void *map;
 176
 177    map = pipe->transfer_map(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE,
 178                             dst_box, &transfer);
 179    if (!map)
 180       return;
 181
 182    util_copy_rect(map, dst->texture->format, transfer->stride, 0, 0,
 183                   dst_box->width, dst_box->height,
 184                   src, src_stride, src_x, src_y);
 185
 186    pipe->transfer_unmap(pipe, transfer);
 187 }
 188
 189 PUBLIC
 190 Status XvMCCreateSubpicture(Display *dpy, XvMCContext *context, XvMCSubpicture *subpicture,
 191                             unsigned short width, unsigned short height, int xvimage_id)
 192 {
 193    XvMCContextPrivate *context_priv;
 194    XvMCSubpicturePrivate *subpicture_priv;
 195    struct pipe_context *pipe;
 196    struct pipe_resource tex_templ, *tex;
 197    struct pipe_sampler_view sampler_templ;
 198    Status ret;
 199
 200    XVMC_MSG(XVMC_TRACE, "[XvMC] Creating subpicture %p.\n", subpicture);
 201
 202    assert(dpy);
 203
 204    if (!context)
 205       return XvMCBadContext;
 206
 207    context_priv = context->privData;
 208    pipe = context_priv->pipe;
 209
 210    if (!subpicture)
 211       return XvMCBadSubpicture;
 212
 213    if (width > context_priv->subpicture_max_width ||
 214        height > context_priv->subpicture_max_height)
 215       return BadValue;
 216
 217    ret = Validate(dpy, context->port, context->surface_type_id, xvimage_id);
 218    if (ret != Success)
 219       return ret;
 220
 221    subpicture_priv = CALLOC(1, sizeof(XvMCSubpicturePrivate));
 222    if (!subpicture_priv)
 223       return BadAlloc;
 224
 225    memset(&tex_templ, 0, sizeof(tex_templ));
 226    tex_templ.target = PIPE_TEXTURE_2D;
 227    tex_templ.format = XvIDToPipe(xvimage_id);
 228    tex_templ.last_level = 0;
 229    if (pipe->screen->get_video_param(pipe->screen,
 230                                      PIPE_VIDEO_PROFILE_UNKNOWN,
 231                                      PIPE_VIDEO_ENTRYPOINT_UNKNOWN,
 232                                      PIPE_VIDEO_CAP_NPOT_TEXTURES)) {
 233       tex_templ.width0 = width;
 234       tex_templ.height0 = height;
 235    }
 236    else {
 237       tex_templ.width0 = util_next_power_of_two(width);
 238       tex_templ.height0 = util_next_power_of_two(height);
 239    }
 240    tex_templ.depth0 = 1;
 241    tex_templ.array_size = 1;
 242    tex_templ.usage = PIPE_USAGE_DYNAMIC;
 243    tex_templ.bind = PIPE_BIND_SAMPLER_VIEW;
 244    tex_templ.flags = 0;
 245
 246    tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
 247
 248    memset(&sampler_templ, 0, sizeof(sampler_templ));
 249    u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 250
 251    subpicture_priv->sampler = pipe->create_sampler_view(pipe, tex, &sampler_templ);
 252    pipe_resource_reference(&tex, NULL);
 253    if (!subpicture_priv->sampler) {
 254       FREE(subpicture_priv);
 255       return BadAlloc;
 256    }
 257
 258    subpicture_priv->context = context;
 259    subpicture->subpicture_id = XAllocID(dpy);
 260    subpicture->context_id = context->context_id;
 261    subpicture->xvimage_id = xvimage_id;
 262    subpicture->width = width;
 263    subpicture->height = height;
 264    subpicture->num_palette_entries = NumPaletteEntries4XvID(xvimage_id);
 265    subpicture->entry_bytes = PipeToComponentOrder(tex_templ.format, subpicture->component_order);
 266    subpicture->privData = subpicture_priv;
 267
 268    if (subpicture->num_palette_entries > 0) {
 269       tex_templ.target = PIPE_TEXTURE_1D;
 270       tex_templ.format = PIPE_FORMAT_R8G8B8X8_UNORM;
 271       tex_templ.width0 = subpicture->num_palette_entries;
 272       tex_templ.height0 = 1;
 273       tex_templ.usage = PIPE_USAGE_DEFAULT;
 274
 275       tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
 276
 277       memset(&sampler_templ, 0, sizeof(sampler_templ));
 278       u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 279       sampler_templ.swizzle_a = PIPE_SWIZZLE_ONE;
 280       subpicture_priv->palette = pipe->create_sampler_view(pipe, tex, &sampler_templ);
 281       pipe_resource_reference(&tex, NULL);
 282       if (!subpicture_priv->sampler) {
 283          FREE(subpicture_priv);
 284          return BadAlloc;
 285       }
 286    }
 287
 288    SyncHandle();
 289
 290    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p created.\n", subpicture);
 291
 292    return Success;
 293 }
 294
 295 PUBLIC
 296 Status XvMCClearSubpicture(Display *dpy, XvMCSubpicture *subpicture, short x, short y,
 297                            unsigned short width, unsigned short height, unsigned int color)
 298 {
 299    XvMCSubpicturePrivate *subpicture_priv;
 300    XvMCContextPrivate *context_priv;
 301    struct pipe_context *pipe;
 302    struct pipe_sampler_view *dst;
 303    struct pipe_box dst_box = {x, y, 0, width, height, 1};
 304    struct pipe_transfer *transfer;
 305    union util_color uc;
 306    void *map;
 307
 308    assert(dpy);
 309
 310    if (!subpicture)
 311       return XvMCBadSubpicture;
 312
 313    /* Convert color to float */
 314    util_format_read_4f(PIPE_FORMAT_B8G8R8A8_UNORM,
 315                        uc.f, 1, &color, 4,
 316                        0, 0, 1, 1);
 317
 318    subpicture_priv = subpicture->privData;
 319    context_priv = subpicture_priv->context->privData;
 320    pipe = context_priv->pipe;
 321    dst = subpicture_priv->sampler;
 322
 323    /* TODO: Assert clear rect is within bounds? Or clip? */
 324    map = pipe->transfer_map(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE,
 325                             &dst_box, &transfer);
 326    if (!map)
 327       return XvMCBadSubpicture;
 328
 329    util_fill_rect(map, dst->texture->format, transfer->stride, 0, 0,
 330                   dst_box.width, dst_box.height, &uc);
 331
 332    pipe->transfer_unmap(pipe, transfer);
 333    return Success;
 334 }
 335
 336 PUBLIC
 337 Status XvMCCompositeSubpicture(Display *dpy, XvMCSubpicture *subpicture, XvImage *image,
 338                                short srcx, short srcy, unsigned short width, unsigned short height,
 339                                short dstx, short dsty)
 340 {
 341    XvMCSubpicturePrivate *subpicture_priv;
 342    XvMCContextPrivate *context_priv;
 343    struct pipe_context *pipe;
 344    struct pipe_box dst_box = {dstx, dsty, 0, width, height, 1};
 345    unsigned src_stride;
 346
 347    XVMC_MSG(XVMC_TRACE, "[XvMC] Compositing subpicture %p.\n", subpicture);
 348
 349    assert(dpy);
 350
 351    if (!subpicture)
 352       return XvMCBadSubpicture;
 353
 354    assert(image);
 355
 356    if (subpicture->xvimage_id != image->id)
 357       return BadMatch;
 358
 359    /* No planar support for now */
 360    if (image->num_planes != 1)
 361       return BadMatch;
 362
 363    subpicture_priv = subpicture->privData;
 364    context_priv = subpicture_priv->context->privData;
 365    pipe = context_priv->pipe;
 366
 367    /* clipping should be done by upload_sampler and regardles what the documentation
 368    says image->pitches[0] doesn't seems to be in bytes, so don't use it */
 369    src_stride = image->width * util_format_get_blocksize(subpicture_priv->sampler->texture->format);
 370    upload_sampler(pipe, subpicture_priv->sampler, &dst_box, image->data, src_stride, srcx, srcy);
 371
 372    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p composited.\n", subpicture);
 373
 374    return Success;
 375 }
 376
 377 PUBLIC
 378 Status XvMCDestroySubpicture(Display *dpy, XvMCSubpicture *subpicture)
 379 {
 380    XvMCSubpicturePrivate *subpicture_priv;
 381
 382    XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying subpicture %p.\n", subpicture);
 383
 384    assert(dpy);
 385
 386    if (!subpicture)
 387       return XvMCBadSubpicture;
 388
 389    subpicture_priv = subpicture->privData;
 390    pipe_sampler_view_reference(&subpicture_priv->sampler, NULL);
 391    pipe_sampler_view_reference(&subpicture_priv->palette, NULL);
 392    FREE(subpicture_priv);
 393
 394    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p destroyed.\n", subpicture);
 395
 396    return Success;
 397 }
 398
 399 PUBLIC
 400 Status XvMCSetSubpicturePalette(Display *dpy, XvMCSubpicture *subpicture, unsigned char *palette)
 401 {
 402    XvMCSubpicturePrivate *subpicture_priv;
 403    XvMCContextPrivate *context_priv;
 404    struct pipe_context *pipe;
 405    struct pipe_box dst_box = {0, 0, 0, 0, 1, 1};
 406
 407    assert(dpy);
 408    assert(palette);
 409
 410    if (!subpicture)
 411       return XvMCBadSubpicture;
 412
 413    subpicture_priv = subpicture->privData;
 414    context_priv = subpicture_priv->context->privData;
 415    pipe = context_priv->pipe;
 416
 417    dst_box.width = subpicture->num_palette_entries;
 418
 419    upload_sampler(pipe, subpicture_priv->palette, &dst_box, palette, 0, 0, 0);
 420
 421    XVMC_MSG(XVMC_TRACE, "[XvMC] Palette of Subpicture %p set.\n", subpicture);
 422
 423    return Success;
 424 }
 425
 426 PUBLIC
 427 Status XvMCBlendSubpicture(Display *dpy, XvMCSurface *target_surface, XvMCSubpicture *subpicture,
 428                            short subx, short suby, unsigned short subw, unsigned short subh,
 429                            short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 430 {
 431    struct u_rect src_rect = {subx, subx + subw, suby, suby + subh};
 432    struct u_rect dst_rect = {surfx, surfx + surfw, surfy, surfy + surfh};
 433
 434    XvMCSurfacePrivate *surface_priv;
 435    XvMCSubpicturePrivate *subpicture_priv;
 436
 437    XVMC_MSG(XVMC_TRACE, "[XvMC] Associating subpicture %p with surface %p.\n", subpicture, target_surface);
 438
 439    assert(dpy);
 440
 441    if (!target_surface)
 442       return XvMCBadSurface;
 443
 444    if (!subpicture)
 445       return XvMCBadSubpicture;
 446
 447    if (target_surface->context_id != subpicture->context_id)
 448       return BadMatch;
 449
 450    /* TODO: Verify against subpicture independent scaling */
 451
 452    surface_priv = target_surface->privData;
 453    subpicture_priv = subpicture->privData;
 454
 455    /* TODO: Assert rects are within bounds? Or clip? */
 456    subpicture_priv->src_rect = src_rect;
 457    subpicture_priv->dst_rect = dst_rect;
 458
 459    surface_priv->subpicture = subpicture;
 460    subpicture_priv->surface = target_surface;
 461
 462    return Success;
 463 }
 464
 465 PUBLIC
 466 Status XvMCBlendSubpicture2(Display *dpy, XvMCSurface *source_surface, XvMCSurface *target_surface,
 467                             XvMCSubpicture *subpicture, short subx, short suby, unsigned short subw, unsigned short subh,
 468                             short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 469 {
 470    assert(dpy);
 471
 472    if (!source_surface || !target_surface)
 473       return XvMCBadSurface;
 474
 475    if (!subpicture)
 476       return XvMCBadSubpicture;
 477
 478    if (source_surface->context_id != subpicture->context_id)
 479       return BadMatch;
 480
 481    if (source_surface->context_id != subpicture->context_id)
 482       return BadMatch;
 483
 484    /* TODO: Assert rects are within bounds? Or clip? */
 485
 486    return Success;
 487 }
 488
 489 PUBLIC
 490 Status XvMCSyncSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 491 {
 492    assert(dpy);
 493
 494    if (!subpicture)
 495       return XvMCBadSubpicture;
 496
 497    return Success;
 498 }
 499
 500 PUBLIC
 501 Status XvMCFlushSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 502 {
 503    assert(dpy);
 504
 505    if (!subpicture)
 506       return XvMCBadSubpicture;
 507
 508    return Success;
 509 }
 510
 511 PUBLIC
 512 Status XvMCGetSubpictureStatus(Display *dpy, XvMCSubpicture *subpicture, int *status)
 513 {
 514    assert(dpy);
 515
 516    if (!subpicture)
 517       return XvMCBadSubpicture;
 518
 519    assert(status);
 520
 521    /* TODO */
 522    *status = 0;
 523
 524    return Success;
 525 }