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 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
  33 #include "pipe/p_screen.h"
  34 #include "pipe/p_video_decoder.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_rect.h"
  42
  43 #include "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       if (subpictures)
 120          XFree(subpictures);
 121       return BadMatch;
 122    }
 123    if (!subpictures)
 124       return BadAlloc;
 125
 126    for (i = 0; i < num_subpics; ++i) {
 127       if (subpictures[i].id == xvimage_id) {
 128          XVMC_MSG(XVMC_TRACE, "[XvMC] Found requested subpicture format.\n" \
 129                               "[XvMC]   port=%u\n" \
 130                               "[XvMC]   surface id=0x%08X\n" \
 131                               "[XvMC]   image id=0x%08X\n" \
 132                               "[XvMC]   type=%08X\n" \
 133                               "[XvMC]   byte order=%08X\n" \
 134                               "[XvMC]   bits per pixel=%u\n" \
 135                               "[XvMC]   format=%08X\n" \
 136                               "[XvMC]   num planes=%d\n",
 137                               port, surface_type_id, xvimage_id, subpictures[i].type, subpictures[i].byte_order,
 138                               subpictures[i].bits_per_pixel, subpictures[i].format, subpictures[i].num_planes);
 139          if (subpictures[i].type == XvRGB) {
 140             XVMC_MSG(XVMC_TRACE, "[XvMC]   depth=%d\n" \
 141                                  "[XvMC]   red mask=0x%08X\n" \
 142                                  "[XvMC]   green mask=0x%08X\n" \
 143                                  "[XvMC]   blue mask=0x%08X\n",
 144                                  subpictures[i].depth, subpictures[i].red_mask,
 145                                  subpictures[i].green_mask, subpictures[i].blue_mask);
 146          }
 147          else if (subpictures[i].type == XvYUV) {
 148             XVMC_MSG(XVMC_TRACE, "[XvMC]   y sample bits=0x%08X\n" \
 149                                  "[XvMC]   u sample bits=0x%08X\n" \
 150                                  "[XvMC]   v sample bits=0x%08X\n" \
 151                                  "[XvMC]   horz y period=%u\n" \
 152                                  "[XvMC]   horz u period=%u\n" \
 153                                  "[XvMC]   horz v period=%u\n" \
 154                                  "[XvMC]   vert y period=%u\n" \
 155                                  "[XvMC]   vert u period=%u\n" \
 156                                  "[XvMC]   vert v period=%u\n",
 157                                  subpictures[i].y_sample_bits, subpictures[i].u_sample_bits, subpictures[i].v_sample_bits,
 158                                  subpictures[i].horz_y_period, subpictures[i].horz_u_period, subpictures[i].horz_v_period,
 159                                  subpictures[i].vert_y_period, subpictures[i].vert_u_period, subpictures[i].vert_v_period);
 160          }
 161          break;
 162       }
 163    }
 164
 165    XFree(subpictures);
 166
 167    return i < num_subpics ? Success : BadMatch;
 168 }
 169
 170 static void
 171 upload_sampler(struct pipe_context *pipe, struct pipe_sampler_view *dst,
 172                const struct pipe_box *dst_box, const void *src, unsigned src_stride,
 173                unsigned src_x, unsigned src_y)
 174 {
 175    struct pipe_transfer *transfer;
 176    void *map;
 177
 178    transfer = pipe->get_transfer(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE, dst_box);
 179    if (!transfer)
 180       return;
 181
 182    map = pipe->transfer_map(pipe, transfer);
 183    if (map) {
 184       util_copy_rect(map, dst->texture->format, transfer->stride, 0, 0,
 185                      dst_box->width, dst_box->height,
 186                      src, src_stride, src_x, src_y);
 187
 188       pipe->transfer_unmap(pipe, transfer);
 189    }
 190
 191    pipe->transfer_destroy(pipe, transfer);
 192 }
 193
 194 PUBLIC
 195 Status XvMCCreateSubpicture(Display *dpy, XvMCContext *context, XvMCSubpicture *subpicture,
 196                             unsigned short width, unsigned short height, int xvimage_id)
 197 {
 198    XvMCContextPrivate *context_priv;
 199    XvMCSubpicturePrivate *subpicture_priv;
 200    struct pipe_context *pipe;
 201    struct pipe_resource tex_templ, *tex;
 202    struct pipe_sampler_view sampler_templ;
 203    Status ret;
 204
 205    XVMC_MSG(XVMC_TRACE, "[XvMC] Creating subpicture %p.\n", subpicture);
 206
 207    assert(dpy);
 208
 209    if (!context)
 210       return XvMCBadContext;
 211
 212    context_priv = context->privData;
 213    pipe = context_priv->pipe;
 214
 215    if (!subpicture)
 216       return XvMCBadSubpicture;
 217
 218    if (width > context_priv->subpicture_max_width ||
 219        height > context_priv->subpicture_max_height)
 220       return BadValue;
 221
 222    ret = Validate(dpy, context->port, context->surface_type_id, xvimage_id);
 223    if (ret != Success)
 224       return ret;
 225
 226    subpicture_priv = CALLOC(1, sizeof(XvMCSubpicturePrivate));
 227    if (!subpicture_priv)
 228       return BadAlloc;
 229
 230    memset(&tex_templ, 0, sizeof(tex_templ));
 231    tex_templ.target = PIPE_TEXTURE_2D;
 232    tex_templ.format = XvIDToPipe(xvimage_id);
 233    tex_templ.last_level = 0;
 234    if (pipe->screen->get_video_param(pipe->screen,
 235                                      PIPE_VIDEO_PROFILE_UNKNOWN,
 236                                      PIPE_VIDEO_CAP_NPOT_TEXTURES)) {
 237       tex_templ.width0 = width;
 238       tex_templ.height0 = height;
 239    }
 240    else {
 241       tex_templ.width0 = util_next_power_of_two(width);
 242       tex_templ.height0 = util_next_power_of_two(height);
 243    }
 244    tex_templ.depth0 = 1;
 245    tex_templ.array_size = 1;
 246    tex_templ.usage = PIPE_USAGE_DYNAMIC;
 247    tex_templ.bind = PIPE_BIND_SAMPLER_VIEW;
 248    tex_templ.flags = 0;
 249
 250    tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
 251
 252    memset(&sampler_templ, 0, sizeof(sampler_templ));
 253    u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 254
 255    subpicture_priv->sampler = pipe->create_sampler_view(pipe, tex, &sampler_templ);
 256    pipe_resource_reference(&tex, NULL);
 257    if (!subpicture_priv->sampler) {
 258       FREE(subpicture_priv);
 259       return BadAlloc;
 260    }
 261
 262    subpicture_priv->context = context;
 263    subpicture->subpicture_id = XAllocID(dpy);
 264    subpicture->context_id = context->context_id;
 265    subpicture->xvimage_id = xvimage_id;
 266    subpicture->width = width;
 267    subpicture->height = height;
 268    subpicture->num_palette_entries = NumPaletteEntries4XvID(xvimage_id);
 269    subpicture->entry_bytes = PipeToComponentOrder(tex_templ.format, subpicture->component_order);
 270    subpicture->privData = subpicture_priv;
 271
 272    if (subpicture->num_palette_entries > 0) {
 273       tex_templ.target = PIPE_TEXTURE_1D;
 274       tex_templ.format = PIPE_FORMAT_R8G8B8X8_UNORM;
 275       tex_templ.width0 = subpicture->num_palette_entries;
 276       tex_templ.height0 = 1;
 277       tex_templ.usage = PIPE_USAGE_STATIC;
 278
 279       tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
 280
 281       memset(&sampler_templ, 0, sizeof(sampler_templ));
 282       u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 283       sampler_templ.swizzle_a = PIPE_SWIZZLE_ONE;
 284       subpicture_priv->palette = pipe->create_sampler_view(pipe, tex, &sampler_templ);
 285       pipe_resource_reference(&tex, NULL);
 286       if (!subpicture_priv->sampler) {
 287          FREE(subpicture_priv);
 288          return BadAlloc;
 289       }
 290    }
 291
 292    SyncHandle();
 293
 294    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p created.\n", subpicture);
 295
 296    return Success;
 297 }
 298
 299 PUBLIC
 300 Status XvMCClearSubpicture(Display *dpy, XvMCSubpicture *subpicture, short x, short y,
 301                            unsigned short width, unsigned short height, unsigned int color)
 302 {
 303    XvMCSubpicturePrivate *subpicture_priv;
 304    XvMCContextPrivate *context_priv;
 305    struct pipe_context *pipe;
 306    struct pipe_sampler_view *dst;
 307    struct pipe_box dst_box = {x, y, 0, width, height, 1};
 308    struct pipe_transfer *transfer;
 309    union util_color uc;
 310    void *map;
 311
 312    assert(dpy);
 313
 314    if (!subpicture)
 315       return XvMCBadSubpicture;
 316
 317    /* Convert color to float */
 318    util_format_read_4f(PIPE_FORMAT_B8G8R8A8_UNORM,
 319                        uc.f, 1, &color, 4,
 320                        0, 0, 1, 1);
 321
 322    subpicture_priv = subpicture->privData;
 323    context_priv = subpicture_priv->context->privData;
 324    pipe = context_priv->pipe;
 325    dst = subpicture_priv->sampler;
 326
 327    /* TODO: Assert clear rect is within bounds? Or clip? */
 328    transfer = pipe->get_transfer(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE, &dst_box);
 329    if (!transfer)
 330       return XvMCBadSubpicture;
 331
 332    map = pipe->transfer_map(pipe, transfer);
 333    if (map) {
 334       util_fill_rect(map, dst->texture->format, transfer->stride, 0, 0,
 335                      dst_box.width, dst_box.height, &uc);
 336
 337       pipe->transfer_unmap(pipe, transfer);
 338    }
 339
 340    pipe->transfer_destroy(pipe, transfer);
 341
 342    return Success;
 343 }
 344
 345 PUBLIC
 346 Status XvMCCompositeSubpicture(Display *dpy, XvMCSubpicture *subpicture, XvImage *image,
 347                                short srcx, short srcy, unsigned short width, unsigned short height,
 348                                short dstx, short dsty)
 349 {
 350    XvMCSubpicturePrivate *subpicture_priv;
 351    XvMCContextPrivate *context_priv;
 352    struct pipe_context *pipe;
 353    struct pipe_box dst_box = {dstx, dsty, 0, width, height, 1};
 354    unsigned src_stride;
 355
 356    XVMC_MSG(XVMC_TRACE, "[XvMC] Compositing subpicture %p.\n", subpicture);
 357
 358    assert(dpy);
 359
 360    if (!subpicture)
 361       return XvMCBadSubpicture;
 362
 363    assert(image);
 364
 365    if (subpicture->xvimage_id != image->id)
 366       return BadMatch;
 367
 368    /* No planar support for now */
 369    if (image->num_planes != 1)
 370       return BadMatch;
 371
 372    subpicture_priv = subpicture->privData;
 373    context_priv = subpicture_priv->context->privData;
 374    pipe = context_priv->pipe;
 375
 376    /* clipping should be done by upload_sampler and regardles what the documentation
 377    says image->pitches[0] doesn't seems to be in bytes, so don't use it */
 378    src_stride = image->width * util_format_get_blocksize(subpicture_priv->sampler->texture->format);
 379    upload_sampler(pipe, subpicture_priv->sampler, &dst_box, image->data, src_stride, srcx, srcy);
 380
 381    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p composited.\n", subpicture);
 382
 383    return Success;
 384 }
 385
 386 PUBLIC
 387 Status XvMCDestroySubpicture(Display *dpy, XvMCSubpicture *subpicture)
 388 {
 389    XvMCSubpicturePrivate *subpicture_priv;
 390
 391    XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying subpicture %p.\n", subpicture);
 392
 393    assert(dpy);
 394
 395    if (!subpicture)
 396       return XvMCBadSubpicture;
 397
 398    subpicture_priv = subpicture->privData;
 399    pipe_sampler_view_reference(&subpicture_priv->sampler, NULL);
 400    pipe_sampler_view_reference(&subpicture_priv->palette, NULL);
 401    FREE(subpicture_priv);
 402
 403    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p destroyed.\n", subpicture);
 404
 405    return Success;
 406 }
 407
 408 PUBLIC
 409 Status XvMCSetSubpicturePalette(Display *dpy, XvMCSubpicture *subpicture, unsigned char *palette)
 410 {
 411    XvMCSubpicturePrivate *subpicture_priv;
 412    XvMCContextPrivate *context_priv;
 413    struct pipe_context *pipe;
 414    struct pipe_box dst_box = {0, 0, 0, 0, 1, 1};
 415
 416    assert(dpy);
 417    assert(palette);
 418
 419    if (!subpicture)
 420       return XvMCBadSubpicture;
 421
 422    subpicture_priv = subpicture->privData;
 423    context_priv = subpicture_priv->context->privData;
 424    pipe = context_priv->pipe;
 425
 426    dst_box.width = subpicture->num_palette_entries;
 427
 428    upload_sampler(pipe, subpicture_priv->palette, &dst_box, palette, 0, 0, 0);
 429
 430    XVMC_MSG(XVMC_TRACE, "[XvMC] Palette of Subpicture %p set.\n", subpicture);
 431
 432    return Success;
 433 }
 434
 435 PUBLIC
 436 Status XvMCBlendSubpicture(Display *dpy, XvMCSurface *target_surface, XvMCSubpicture *subpicture,
 437                            short subx, short suby, unsigned short subw, unsigned short subh,
 438                            short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 439 {
 440    struct pipe_video_rect src_rect = {subx, suby, subw, subh};
 441    struct pipe_video_rect dst_rect = {surfx, surfy, surfw, surfh};
 442
 443    XvMCSurfacePrivate *surface_priv;
 444    XvMCSubpicturePrivate *subpicture_priv;
 445
 446    XVMC_MSG(XVMC_TRACE, "[XvMC] Associating subpicture %p with surface %p.\n", subpicture, target_surface);
 447
 448    assert(dpy);
 449
 450    if (!target_surface)
 451       return XvMCBadSurface;
 452
 453    if (!subpicture)
 454       return XvMCBadSubpicture;
 455
 456    if (target_surface->context_id != subpicture->context_id)
 457       return BadMatch;
 458
 459    /* TODO: Verify against subpicture independent scaling */
 460
 461    surface_priv = target_surface->privData;
 462    subpicture_priv = subpicture->privData;
 463
 464    /* TODO: Assert rects are within bounds? Or clip? */
 465    subpicture_priv->src_rect = src_rect;
 466    subpicture_priv->dst_rect = dst_rect;
 467
 468    surface_priv->subpicture = subpicture;
 469    subpicture_priv->surface = target_surface;
 470
 471    return Success;
 472 }
 473
 474 PUBLIC
 475 Status XvMCBlendSubpicture2(Display *dpy, XvMCSurface *source_surface, XvMCSurface *target_surface,
 476                             XvMCSubpicture *subpicture, short subx, short suby, unsigned short subw, unsigned short subh,
 477                             short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 478 {
 479    assert(dpy);
 480
 481    if (!source_surface || !target_surface)
 482       return XvMCBadSurface;
 483
 484    if (!subpicture)
 485       return XvMCBadSubpicture;
 486
 487    if (source_surface->context_id != subpicture->context_id)
 488       return BadMatch;
 489
 490    if (source_surface->context_id != subpicture->context_id)
 491       return BadMatch;
 492
 493    /* TODO: Assert rects are within bounds? Or clip? */
 494
 495    return Success;
 496 }
 497
 498 PUBLIC
 499 Status XvMCSyncSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 500 {
 501    assert(dpy);
 502
 503    if (!subpicture)
 504       return XvMCBadSubpicture;
 505
 506    return Success;
 507 }
 508
 509 PUBLIC
 510 Status XvMCFlushSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 511 {
 512    assert(dpy);
 513
 514    if (!subpicture)
 515       return XvMCBadSubpicture;
 516
 517    return Success;
 518 }
 519
 520 PUBLIC
 521 Status XvMCGetSubpictureStatus(Display *dpy, XvMCSubpicture *subpicture, int *status)
 522 {
 523    assert(dpy);
 524
 525    if (!subpicture)
 526       return XvMCBadSubpicture;
 527
 528    assert(status);
 529
 530    /* TODO */
 531    *status = 0;
 532
 533    return Success;
 534 }