src/gallium/state_trackers/xorg/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 TUNGSTEN GRAPHICS 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 #include <xorg/fourcc.h>
  33
  34 #include <pipe/p_screen.h>
  35 #include <pipe/p_video_decoder.h>
  36 #include <pipe/p_state.h>
  37
  38 #include <util/u_memory.h>
  39 #include <util/u_math.h>
  40 #include <util/u_format.h>
  41 #include <util/u_sampler.h>
  42 #include <util/u_rect.h>
  43
  44 #include <vl_winsys.h>
  45
  46 #include "xvmc_private.h"
  47
  48 #define FOURCC_RGB 0x0000003
  49
  50 static enum pipe_format XvIDToPipe(int xvimage_id)
  51 {
  52    switch (xvimage_id) {
  53       case FOURCC_RGB:
  54          return PIPE_FORMAT_B8G8R8X8_UNORM;
  55
  56       case FOURCC_AI44:
  57       case FOURCC_IA44:
  58          return PIPE_FORMAT_L4A4_UNORM;
  59
  60       default:
  61          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  62          return PIPE_FORMAT_NONE;
  63    }
  64 }
  65
  66 static unsigned NumPaletteEntries4XvID(int xvimage_id)
  67 {
  68    switch (xvimage_id) {
  69       case FOURCC_RGB:
  70          return 0;
  71
  72       case FOURCC_AI44:
  73       case FOURCC_IA44:
  74          return 16;
  75
  76       default:
  77          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  78          return 0;
  79    }
  80 }
  81
  82 static void XvIDToSwizzle(int xvimage_id, struct pipe_sampler_view *tmpl)
  83 {
  84    switch (xvimage_id) {
  85       default:
  86          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  87
  88       /* fall through */
  89       case FOURCC_RGB:
  90          tmpl->swizzle_r = PIPE_SWIZZLE_BLUE;
  91          tmpl->swizzle_g = PIPE_SWIZZLE_GREEN;
  92          tmpl->swizzle_b = PIPE_SWIZZLE_RED;
  93          tmpl->swizzle_a = PIPE_SWIZZLE_ONE;
  94          break;
  95
  96       case FOURCC_IA44:
  97          tmpl->swizzle_r = PIPE_SWIZZLE_ALPHA;
  98          tmpl->swizzle_g = PIPE_SWIZZLE_ZERO;
  99          tmpl->swizzle_b = PIPE_SWIZZLE_ZERO;
 100          tmpl->swizzle_a = PIPE_SWIZZLE_RED;
 101          break;
 102
 103       case FOURCC_AI44:
 104          tmpl->swizzle_r = PIPE_SWIZZLE_RED;
 105          tmpl->swizzle_g = PIPE_SWIZZLE_ZERO;
 106          tmpl->swizzle_b = PIPE_SWIZZLE_ZERO;
 107          tmpl->swizzle_a = PIPE_SWIZZLE_ALPHA;
 108          break;
 109    }
 110 }
 111
 112 static int PipeToComponentOrder(enum pipe_format format, char *component_order)
 113 {
 114    assert(component_order);
 115
 116    switch (format) {
 117       case PIPE_FORMAT_B8G8R8X8_UNORM:
 118          return 0;
 119
 120       case PIPE_FORMAT_L4A4_UNORM:
 121          component_order[0] = 'Y';
 122          component_order[1] = 'U';
 123          component_order[2] = 'V';
 124          component_order[3] = 'A';
 125          return 4;
 126
 127       default:
 128          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized PIPE_FORMAT 0x%08X.\n", format);
 129          component_order[0] = 0;
 130          component_order[1] = 0;
 131          component_order[2] = 0;
 132          component_order[3] = 0;
 133          return 0;
 134    }
 135 }
 136
 137 static Status Validate(Display *dpy, XvPortID port, int surface_type_id, int xvimage_id)
 138 {
 139    XvImageFormatValues *subpictures;
 140    int num_subpics;
 141    unsigned int i;
 142
 143    subpictures = XvMCListSubpictureTypes(dpy, port, surface_type_id, &num_subpics);
 144    if (num_subpics < 1) {
 145       if (subpictures)
 146          XFree(subpictures);
 147       return BadMatch;
 148    }
 149    if (!subpictures)
 150       return BadAlloc;
 151
 152    for (i = 0; i < num_subpics; ++i) {
 153       if (subpictures[i].id == xvimage_id) {
 154          XVMC_MSG(XVMC_TRACE, "[XvMC] Found requested subpicture format.\n" \
 155                               "[XvMC]   port=%u\n" \
 156                               "[XvMC]   surface id=0x%08X\n" \
 157                               "[XvMC]   image id=0x%08X\n" \
 158                               "[XvMC]   type=%08X\n" \
 159                               "[XvMC]   byte order=%08X\n" \
 160                               "[XvMC]   bits per pixel=%u\n" \
 161                               "[XvMC]   format=%08X\n" \
 162                               "[XvMC]   num planes=%d\n",
 163                               port, surface_type_id, xvimage_id, subpictures[i].type, subpictures[i].byte_order,
 164                               subpictures[i].bits_per_pixel, subpictures[i].format, subpictures[i].num_planes);
 165          if (subpictures[i].type == XvRGB) {
 166             XVMC_MSG(XVMC_TRACE, "[XvMC]   depth=%d\n" \
 167                                  "[XvMC]   red mask=0x%08X\n" \
 168                                  "[XvMC]   green mask=0x%08X\n" \
 169                                  "[XvMC]   blue mask=0x%08X\n",
 170                                  subpictures[i].depth, subpictures[i].red_mask,
 171                                  subpictures[i].green_mask, subpictures[i].blue_mask);
 172          }
 173          else if (subpictures[i].type == XvYUV) {
 174             XVMC_MSG(XVMC_TRACE, "[XvMC]   y sample bits=0x%08X\n" \
 175                                  "[XvMC]   u sample bits=0x%08X\n" \
 176                                  "[XvMC]   v sample bits=0x%08X\n" \
 177                                  "[XvMC]   horz y period=%u\n" \
 178                                  "[XvMC]   horz u period=%u\n" \
 179                                  "[XvMC]   horz v period=%u\n" \
 180                                  "[XvMC]   vert y period=%u\n" \
 181                                  "[XvMC]   vert u period=%u\n" \
 182                                  "[XvMC]   vert v period=%u\n",
 183                                  subpictures[i].y_sample_bits, subpictures[i].u_sample_bits, subpictures[i].v_sample_bits,
 184                                  subpictures[i].horz_y_period, subpictures[i].horz_u_period, subpictures[i].horz_v_period,
 185                                  subpictures[i].vert_y_period, subpictures[i].vert_u_period, subpictures[i].vert_v_period);
 186          }
 187          break;
 188       }
 189    }
 190
 191    XFree(subpictures);
 192
 193    return i < num_subpics ? Success : BadMatch;
 194 }
 195
 196 static void
 197 upload_sampler(struct pipe_context *pipe, struct pipe_sampler_view *dst,
 198                const struct pipe_box *dst_box, const void *src, unsigned src_stride,
 199                unsigned src_x, unsigned src_y)
 200 {
 201    struct pipe_transfer *transfer;
 202    void *map;
 203
 204    transfer = pipe->get_transfer(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE, dst_box);
 205    if (!transfer)
 206       return;
 207
 208    map = pipe->transfer_map(pipe, transfer);
 209    if (map) {
 210       util_copy_rect(map, dst->texture->format, transfer->stride, 0, 0,
 211                      dst_box->width, dst_box->height,
 212                      src, src_stride, src_x, src_y);
 213
 214       pipe->transfer_unmap(pipe, transfer);
 215    }
 216
 217    pipe->transfer_destroy(pipe, transfer);
 218 }
 219
 220 PUBLIC
 221 Status XvMCCreateSubpicture(Display *dpy, XvMCContext *context, XvMCSubpicture *subpicture,
 222                             unsigned short width, unsigned short height, int xvimage_id)
 223 {
 224    XvMCContextPrivate *context_priv;
 225    XvMCSubpicturePrivate *subpicture_priv;
 226    struct pipe_context *pipe;
 227    struct pipe_resource tex_templ, *tex;
 228    struct pipe_sampler_view sampler_templ;
 229    Status ret;
 230
 231    XVMC_MSG(XVMC_TRACE, "[XvMC] Creating subpicture %p.\n", subpicture);
 232
 233    assert(dpy);
 234
 235    if (!context)
 236       return XvMCBadContext;
 237
 238    context_priv = context->privData;
 239    pipe = context_priv->vctx->pipe;
 240
 241    if (!subpicture)
 242       return XvMCBadSubpicture;
 243
 244    if (width > context_priv->subpicture_max_width ||
 245        height > context_priv->subpicture_max_height)
 246       return BadValue;
 247
 248    ret = Validate(dpy, context->port, context->surface_type_id, xvimage_id);
 249    if (ret != Success)
 250       return ret;
 251
 252    subpicture_priv = CALLOC(1, sizeof(XvMCSubpicturePrivate));
 253    if (!subpicture_priv)
 254       return BadAlloc;
 255
 256    memset(&tex_templ, 0, sizeof(tex_templ));
 257    tex_templ.target = PIPE_TEXTURE_2D;
 258    tex_templ.format = XvIDToPipe(xvimage_id);
 259    tex_templ.last_level = 0;
 260    if (pipe->screen->get_video_param(pipe->screen,
 261                                      PIPE_VIDEO_PROFILE_UNKNOWN,
 262                                      PIPE_VIDEO_CAP_NPOT_TEXTURES)) {
 263       tex_templ.width0 = width;
 264       tex_templ.height0 = height;
 265    }
 266    else {
 267       tex_templ.width0 = util_next_power_of_two(width);
 268       tex_templ.height0 = util_next_power_of_two(height);
 269    }
 270    tex_templ.depth0 = 1;
 271    tex_templ.array_size = 1;
 272    tex_templ.usage = PIPE_USAGE_DYNAMIC;
 273    tex_templ.bind = PIPE_BIND_SAMPLER_VIEW;
 274    tex_templ.flags = 0;
 275
 276    tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
 277
 278    memset(&sampler_templ, 0, sizeof(sampler_templ));
 279    u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 280    XvIDToSwizzle(xvimage_id, &sampler_templ);
 281
 282    subpicture_priv->sampler = pipe->create_sampler_view(pipe, tex, &sampler_templ);
 283    pipe_resource_reference(&tex, NULL);
 284    if (!subpicture_priv->sampler) {
 285       FREE(subpicture_priv);
 286       return BadAlloc;
 287    }
 288
 289    subpicture_priv->context = context;
 290    subpicture->subpicture_id = XAllocID(dpy);
 291    subpicture->context_id = context->context_id;
 292    subpicture->xvimage_id = xvimage_id;
 293    subpicture->width = width;
 294    subpicture->height = height;
 295    subpicture->num_palette_entries = NumPaletteEntries4XvID(xvimage_id);
 296    subpicture->entry_bytes = PipeToComponentOrder(tex_templ.format, subpicture->component_order);
 297    subpicture->privData = subpicture_priv;
 298
 299    if (subpicture->num_palette_entries > 0) {
 300       tex_templ.target = PIPE_TEXTURE_1D;
 301       tex_templ.format = PIPE_FORMAT_R8G8B8A8_UNORM;
 302       tex_templ.width0 = subpicture->num_palette_entries;
 303       tex_templ.height0 = 1;
 304       tex_templ.usage = PIPE_USAGE_STATIC;
 305
 306       tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
 307
 308       memset(&sampler_templ, 0, sizeof(sampler_templ));
 309       u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 310       sampler_templ.swizzle_a = PIPE_SWIZZLE_ONE;
 311       subpicture_priv->palette = pipe->create_sampler_view(pipe, tex, &sampler_templ);
 312       pipe_resource_reference(&tex, NULL);
 313       if (!subpicture_priv->sampler) {
 314          FREE(subpicture_priv);
 315          return BadAlloc;
 316       }
 317    }
 318
 319    SyncHandle();
 320
 321    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p created.\n", subpicture);
 322
 323    return Success;
 324 }
 325
 326 PUBLIC
 327 Status XvMCClearSubpicture(Display *dpy, XvMCSubpicture *subpicture, short x, short y,
 328                            unsigned short width, unsigned short height, unsigned int color)
 329 {
 330    XvMCSubpicturePrivate *subpicture_priv;
 331    XvMCContextPrivate *context_priv;
 332    struct pipe_context *pipe;
 333    struct pipe_sampler_view *dst;
 334    struct pipe_box dst_box = {x, y, 0, width, height, 1};
 335    struct pipe_transfer *transfer;
 336    union util_color uc;
 337    void *map;
 338
 339    assert(dpy);
 340
 341    if (!subpicture)
 342       return XvMCBadSubpicture;
 343
 344    /* Convert color to float */
 345    util_format_read_4f(PIPE_FORMAT_B8G8R8A8_UNORM,
 346                        uc.f, 1, &color, 4,
 347                        0, 0, 1, 1);
 348
 349    subpicture_priv = subpicture->privData;
 350    context_priv = subpicture_priv->context->privData;
 351    pipe = context_priv->vctx->pipe;
 352    dst = subpicture_priv->sampler;
 353
 354    /* TODO: Assert clear rect is within bounds? Or clip? */
 355    transfer = pipe->get_transfer(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE, &dst_box);
 356    if (!transfer)
 357       return XvMCBadSubpicture;
 358
 359    map = pipe->transfer_map(pipe, transfer);
 360    if (map) {
 361       util_fill_rect(map, dst->texture->format, transfer->stride, 0, 0,
 362                      dst_box.width, dst_box.height, &uc);
 363
 364       pipe->transfer_unmap(pipe, transfer);
 365    }
 366
 367    pipe->transfer_destroy(pipe, transfer);
 368
 369    return Success;
 370 }
 371
 372 PUBLIC
 373 Status XvMCCompositeSubpicture(Display *dpy, XvMCSubpicture *subpicture, XvImage *image,
 374                                short srcx, short srcy, unsigned short width, unsigned short height,
 375                                short dstx, short dsty)
 376 {
 377    XvMCSubpicturePrivate *subpicture_priv;
 378    XvMCContextPrivate *context_priv;
 379    struct pipe_context *pipe;
 380    struct pipe_box dst_box = {dstx, dsty, 0, width, height, 1};
 381    unsigned src_stride;
 382
 383    XVMC_MSG(XVMC_TRACE, "[XvMC] Compositing subpicture %p.\n", subpicture);
 384
 385    assert(dpy);
 386
 387    if (!subpicture)
 388       return XvMCBadSubpicture;
 389
 390    assert(image);
 391
 392    if (subpicture->xvimage_id != image->id)
 393       return BadMatch;
 394
 395    /* No planar support for now */
 396    if (image->num_planes != 1)
 397       return BadMatch;
 398
 399    subpicture_priv = subpicture->privData;
 400    context_priv = subpicture_priv->context->privData;
 401    pipe = context_priv->vctx->pipe;
 402
 403    /* clipping should be done by upload_sampler and regardles what the documentation
 404    says image->pitches[0] doesn't seems to be in bytes, so don't use it */
 405    src_stride = image->width * util_format_get_blocksize(subpicture_priv->sampler->texture->format);
 406    upload_sampler(pipe, subpicture_priv->sampler, &dst_box, image->data, src_stride, srcx, srcy);
 407
 408    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p composited.\n", subpicture);
 409
 410    return Success;
 411 }
 412
 413 PUBLIC
 414 Status XvMCDestroySubpicture(Display *dpy, XvMCSubpicture *subpicture)
 415 {
 416    XvMCSubpicturePrivate *subpicture_priv;
 417
 418    XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying subpicture %p.\n", subpicture);
 419
 420    assert(dpy);
 421
 422    if (!subpicture)
 423       return XvMCBadSubpicture;
 424
 425    subpicture_priv = subpicture->privData;
 426    pipe_sampler_view_reference(&subpicture_priv->sampler, NULL);
 427    pipe_sampler_view_reference(&subpicture_priv->palette, NULL);
 428    FREE(subpicture_priv);
 429
 430    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p destroyed.\n", subpicture);
 431
 432    return Success;
 433 }
 434
 435 PUBLIC
 436 Status XvMCSetSubpicturePalette(Display *dpy, XvMCSubpicture *subpicture, unsigned char *palette)
 437 {
 438    XvMCSubpicturePrivate *subpicture_priv;
 439    XvMCContextPrivate *context_priv;
 440    struct pipe_context *pipe;
 441    struct pipe_box dst_box = {0, 0, 0, 0, 1, 1};
 442
 443    assert(dpy);
 444    assert(palette);
 445
 446    if (!subpicture)
 447       return XvMCBadSubpicture;
 448
 449    subpicture_priv = subpicture->privData;
 450    context_priv = subpicture_priv->context->privData;
 451    pipe = context_priv->vctx->pipe;
 452
 453    dst_box.width = subpicture->num_palette_entries;
 454
 455    upload_sampler(pipe, subpicture_priv->palette, &dst_box, palette, 0, 0, 0);
 456
 457    XVMC_MSG(XVMC_TRACE, "[XvMC] Palette of Subpicture %p set.\n", subpicture);
 458
 459    return Success;
 460 }
 461
 462 PUBLIC
 463 Status XvMCBlendSubpicture(Display *dpy, XvMCSurface *target_surface, XvMCSubpicture *subpicture,
 464                            short subx, short suby, unsigned short subw, unsigned short subh,
 465                            short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 466 {
 467    struct pipe_video_rect src_rect = {subx, suby, subw, subh};
 468    struct pipe_video_rect dst_rect = {surfx, surfy, surfw, surfh};
 469
 470    XvMCSurfacePrivate *surface_priv;
 471    XvMCSubpicturePrivate *subpicture_priv;
 472
 473    XVMC_MSG(XVMC_TRACE, "[XvMC] Associating subpicture %p with surface %p.\n", subpicture, target_surface);
 474
 475    assert(dpy);
 476
 477    if (!target_surface)
 478       return XvMCBadSurface;
 479
 480    if (!subpicture)
 481       return XvMCBadSubpicture;
 482
 483    if (target_surface->context_id != subpicture->context_id)
 484       return BadMatch;
 485
 486    /* TODO: Verify against subpicture independent scaling */
 487
 488    surface_priv = target_surface->privData;
 489    subpicture_priv = subpicture->privData;
 490
 491    /* TODO: Assert rects are within bounds? Or clip? */
 492    subpicture_priv->src_rect = src_rect;
 493    subpicture_priv->dst_rect = dst_rect;
 494
 495    surface_priv->subpicture = subpicture;
 496    subpicture_priv->surface = target_surface;
 497
 498    return Success;
 499 }
 500
 501 PUBLIC
 502 Status XvMCBlendSubpicture2(Display *dpy, XvMCSurface *source_surface, XvMCSurface *target_surface,
 503                             XvMCSubpicture *subpicture, short subx, short suby, unsigned short subw, unsigned short subh,
 504                             short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 505 {
 506    assert(dpy);
 507
 508    if (!source_surface || !target_surface)
 509       return XvMCBadSurface;
 510
 511    if (!subpicture)
 512       return XvMCBadSubpicture;
 513
 514    if (source_surface->context_id != subpicture->context_id)
 515       return BadMatch;
 516
 517    if (source_surface->context_id != subpicture->context_id)
 518       return BadMatch;
 519
 520    /* TODO: Assert rects are within bounds? Or clip? */
 521
 522    return Success;
 523 }
 524
 525 PUBLIC
 526 Status XvMCSyncSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 527 {
 528    assert(dpy);
 529
 530    if (!subpicture)
 531       return XvMCBadSubpicture;
 532
 533    return Success;
 534 }
 535
 536 PUBLIC
 537 Status XvMCFlushSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 538 {
 539    assert(dpy);
 540
 541    if (!subpicture)
 542       return XvMCBadSubpicture;
 543
 544    return Success;
 545 }
 546
 547 PUBLIC
 548 Status XvMCGetSubpictureStatus(Display *dpy, XvMCSubpicture *subpicture, int *status)
 549 {
 550    assert(dpy);
 551
 552    if (!subpicture)
 553       return XvMCBadSubpicture;
 554
 555    assert(status);
 556
 557    /* TODO */
 558    *status = 0;
 559
 560    return Success;
 561 }