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_context.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
  43 #include <vl_winsys.h>
  44
  45 #include "xvmc_private.h"
  46
  47 #define FOURCC_RGB 0x0000003
  48
  49 static enum pipe_format XvIDToPipe(int xvimage_id)
  50 {
  51    switch (xvimage_id) {
  52       case FOURCC_RGB:
  53          return PIPE_FORMAT_B8G8R8X8_UNORM;
  54
  55       case FOURCC_AI44:
  56       case FOURCC_IA44:
  57          return PIPE_FORMAT_L4A4_UNORM;
  58
  59       default:
  60          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  61          return PIPE_FORMAT_NONE;
  62    }
  63 }
  64
  65 static unsigned NumPaletteEntries4XvID(int xvimage_id)
  66 {
  67    switch (xvimage_id) {
  68       case FOURCC_RGB:
  69          return 0;
  70
  71       case FOURCC_AI44:
  72       case FOURCC_IA44:
  73          return 16;
  74
  75       default:
  76          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  77          return 0;
  78    }
  79 }
  80
  81 static void XvIDToSwizzle(int xvimage_id, struct pipe_sampler_view *tmpl)
  82 {
  83    switch (xvimage_id) {
  84       default:
  85          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  86
  87       /* fall through */
  88       case FOURCC_RGB:
  89          tmpl->swizzle_r = PIPE_SWIZZLE_BLUE;
  90          tmpl->swizzle_g = PIPE_SWIZZLE_GREEN;
  91          tmpl->swizzle_b = PIPE_SWIZZLE_RED;
  92          tmpl->swizzle_a = PIPE_SWIZZLE_ONE;
  93          break;
  94
  95       case FOURCC_AI44:
  96          tmpl->swizzle_r = PIPE_SWIZZLE_ALPHA;
  97          tmpl->swizzle_g = PIPE_SWIZZLE_ZERO;
  98          tmpl->swizzle_b = PIPE_SWIZZLE_ZERO;
  99          tmpl->swizzle_a = PIPE_SWIZZLE_RED;
 100          break;
 101
 102       case FOURCC_IA44:
 103          tmpl->swizzle_r = PIPE_SWIZZLE_RED;
 104          tmpl->swizzle_g = PIPE_SWIZZLE_ZERO;
 105          tmpl->swizzle_b = PIPE_SWIZZLE_ZERO;
 106          tmpl->swizzle_a = PIPE_SWIZZLE_ALPHA;
 107          break;
 108    }
 109 }
 110
 111 static int PipeToComponentOrder(enum pipe_format format, char *component_order)
 112 {
 113    assert(component_order);
 114
 115    switch (format) {
 116       case PIPE_FORMAT_B8G8R8X8_UNORM:
 117          return 0;
 118
 119       case PIPE_FORMAT_L4A4_UNORM:
 120          component_order[0] = PIPE_SWIZZLE_RED;
 121          component_order[1] = PIPE_SWIZZLE_GREEN;
 122          component_order[2] = PIPE_SWIZZLE_BLUE;
 123          component_order[3] = PIPE_SWIZZLE_ALPHA;
 124          return 4;
 125
 126       default:
 127          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized PIPE_FORMAT 0x%08X.\n", format);
 128          component_order[0] = 0;
 129          component_order[1] = 0;
 130          component_order[2] = 0;
 131          component_order[3] = 0;
 132          return 0;
 133    }
 134 }
 135
 136 static Status Validate(Display *dpy, XvPortID port, int surface_type_id, int xvimage_id)
 137 {
 138    XvImageFormatValues *subpictures;
 139    int num_subpics;
 140    unsigned int i;
 141
 142    subpictures = XvMCListSubpictureTypes(dpy, port, surface_type_id, &num_subpics);
 143    if (num_subpics < 1) {
 144       if (subpictures)
 145          XFree(subpictures);
 146       return BadMatch;
 147    }
 148    if (!subpictures)
 149       return BadAlloc;
 150
 151    for (i = 0; i < num_subpics; ++i) {
 152       if (subpictures[i].id == xvimage_id) {
 153          XVMC_MSG(XVMC_TRACE, "[XvMC] Found requested subpicture format.\n" \
 154                               "[XvMC]   port=%u\n" \
 155                               "[XvMC]   surface id=0x%08X\n" \
 156                               "[XvMC]   image id=0x%08X\n" \
 157                               "[XvMC]   type=%08X\n" \
 158                               "[XvMC]   byte order=%08X\n" \
 159                               "[XvMC]   bits per pixel=%u\n" \
 160                               "[XvMC]   format=%08X\n" \
 161                               "[XvMC]   num planes=%d\n",
 162                               port, surface_type_id, xvimage_id, subpictures[i].type, subpictures[i].byte_order,
 163                               subpictures[i].bits_per_pixel, subpictures[i].format, subpictures[i].num_planes);
 164          if (subpictures[i].type == XvRGB) {
 165             XVMC_MSG(XVMC_TRACE, "[XvMC]   depth=%d\n" \
 166                                  "[XvMC]   red mask=0x%08X\n" \
 167                                  "[XvMC]   green mask=0x%08X\n" \
 168                                  "[XvMC]   blue mask=0x%08X\n",
 169                                  subpictures[i].depth, subpictures[i].red_mask,
 170                                  subpictures[i].green_mask, subpictures[i].blue_mask);
 171          }
 172          else if (subpictures[i].type == XvYUV) {
 173             XVMC_MSG(XVMC_TRACE, "[XvMC]   y sample bits=0x%08X\n" \
 174                                  "[XvMC]   u sample bits=0x%08X\n" \
 175                                  "[XvMC]   v sample bits=0x%08X\n" \
 176                                  "[XvMC]   horz y period=%u\n" \
 177                                  "[XvMC]   horz u period=%u\n" \
 178                                  "[XvMC]   horz v period=%u\n" \
 179                                  "[XvMC]   vert y period=%u\n" \
 180                                  "[XvMC]   vert u period=%u\n" \
 181                                  "[XvMC]   vert v period=%u\n",
 182                                  subpictures[i].y_sample_bits, subpictures[i].u_sample_bits, subpictures[i].v_sample_bits,
 183                                  subpictures[i].horz_y_period, subpictures[i].horz_u_period, subpictures[i].horz_v_period,
 184                                  subpictures[i].vert_y_period, subpictures[i].vert_u_period, subpictures[i].vert_v_period);
 185          }
 186          break;
 187       }
 188    }
 189
 190    XFree(subpictures);
 191
 192    return i < num_subpics ? Success : BadMatch;
 193 }
 194
 195 PUBLIC
 196 Status XvMCCreateSubpicture(Display *dpy, XvMCContext *context, XvMCSubpicture *subpicture,
 197                             unsigned short width, unsigned short height, int xvimage_id)
 198 {
 199    XvMCContextPrivate *context_priv;
 200    XvMCSubpicturePrivate *subpicture_priv;
 201    struct pipe_video_context *vpipe;
 202    struct pipe_resource tex_templ, *tex;
 203    struct pipe_sampler_view sampler_templ;
 204    Status ret;
 205
 206    XVMC_MSG(XVMC_TRACE, "[XvMC] Creating subpicture %p.\n", subpicture);
 207
 208    assert(dpy);
 209
 210    if (!context)
 211       return XvMCBadContext;
 212
 213    context_priv = context->privData;
 214    vpipe = context_priv->vctx->vpipe;
 215
 216    if (!subpicture)
 217       return XvMCBadSubpicture;
 218
 219    if (width > context_priv->subpicture_max_width ||
 220        height > context_priv->subpicture_max_height)
 221       return BadValue;
 222
 223    ret = Validate(dpy, context->port, context->surface_type_id, xvimage_id);
 224    if (ret != Success)
 225       return ret;
 226
 227    subpicture_priv = CALLOC(1, sizeof(XvMCSubpicturePrivate));
 228    if (!subpicture_priv)
 229       return BadAlloc;
 230
 231    memset(&tex_templ, 0, sizeof(tex_templ));
 232    tex_templ.target = PIPE_TEXTURE_2D;
 233    tex_templ.format = XvIDToPipe(xvimage_id);
 234    tex_templ.last_level = 0;
 235    if (vpipe->get_param(vpipe, PIPE_CAP_NPOT_TEXTURES)) {
 236       tex_templ.width0 = width;
 237       tex_templ.height0 = height;
 238    }
 239    else {
 240       tex_templ.width0 = util_next_power_of_two(width);
 241       tex_templ.height0 = util_next_power_of_two(height);
 242    }
 243    tex_templ.depth0 = 1;
 244    tex_templ.array_size = 1;
 245    tex_templ.usage = PIPE_USAGE_DYNAMIC;
 246    tex_templ.bind = PIPE_BIND_SAMPLER_VIEW;
 247    tex_templ.flags = 0;
 248
 249    tex = vpipe->screen->resource_create(vpipe->screen, &tex_templ);
 250
 251    memset(&sampler_templ, 0, sizeof(sampler_templ));
 252    u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 253    XvIDToSwizzle(xvimage_id, &sampler_templ);
 254
 255    subpicture_priv->sampler = vpipe->create_sampler_view(vpipe, 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_B8G8R8A8_UNORM;
 275       tex_templ.width0 = subpicture->num_palette_entries;
 276       tex_templ.height0 = 1;
 277       tex_templ.usage = PIPE_USAGE_STATIC;
 278
 279       tex = vpipe->screen->resource_create(vpipe->screen, &tex_templ);
 280
 281       memset(&sampler_templ, 0, sizeof(sampler_templ));
 282       u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 283       subpicture_priv->palette = vpipe->create_sampler_view(vpipe, tex, &sampler_templ);
 284       pipe_resource_reference(&tex, NULL);
 285       if (!subpicture_priv->sampler) {
 286          FREE(subpicture_priv);
 287          return BadAlloc;
 288       }
 289    }
 290
 291    SyncHandle();
 292
 293    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p created.\n", subpicture);
 294
 295    return Success;
 296 }
 297
 298 PUBLIC
 299 Status XvMCClearSubpicture(Display *dpy, XvMCSubpicture *subpicture, short x, short y,
 300                            unsigned short width, unsigned short height, unsigned int color)
 301 {
 302    XvMCSubpicturePrivate *subpicture_priv;
 303    XvMCContextPrivate *context_priv;
 304    struct pipe_box dst_box = {x, y, 0, width, height, 1};
 305    float color_f[4];
 306
 307    assert(dpy);
 308
 309    if (!subpicture)
 310       return XvMCBadSubpicture;
 311
 312    /* Convert color to float */
 313    util_format_read_4f(PIPE_FORMAT_B8G8R8A8_UNORM,
 314                        color_f, 1, &color, 4,
 315                        0, 0, 1, 1);
 316
 317    subpicture_priv = subpicture->privData;
 318    context_priv = subpicture_priv->context->privData;
 319    /* TODO: Assert clear rect is within bounds? Or clip? */
 320    context_priv->vctx->vpipe->clear_sampler(context_priv->vctx->vpipe,
 321                                             subpicture_priv->sampler, &dst_box,
 322                                             color_f);
 323
 324    return Success;
 325 }
 326
 327 PUBLIC
 328 Status XvMCCompositeSubpicture(Display *dpy, XvMCSubpicture *subpicture, XvImage *image,
 329                                short srcx, short srcy, unsigned short width, unsigned short height,
 330                                short dstx, short dsty)
 331 {
 332    XvMCSubpicturePrivate *subpicture_priv;
 333    XvMCContextPrivate *context_priv;
 334    struct pipe_video_context *vpipe;
 335    struct pipe_box dst_box = {dstx, dsty, 0, width, height, 1};
 336
 337    XVMC_MSG(XVMC_TRACE, "[XvMC] Compositing subpicture %p.\n", subpicture);
 338
 339    assert(dpy);
 340
 341    if (!subpicture)
 342       return XvMCBadSubpicture;
 343
 344    assert(image);
 345
 346    if (subpicture->xvimage_id != image->id)
 347       return BadMatch;
 348
 349    /* No planar support for now */
 350    if (image->num_planes != 1)
 351       return BadMatch;
 352
 353    subpicture_priv = subpicture->privData;
 354    context_priv = subpicture_priv->context->privData;
 355    vpipe = context_priv->vctx->vpipe;
 356
 357    /* TODO: Assert rects are within bounds? Or clip? */
 358    vpipe->upload_sampler(vpipe, subpicture_priv->sampler, &dst_box,
 359                          image->data, image->pitches[0], srcx, srcy);
 360
 361    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p composited.\n", subpicture);
 362
 363    return Success;
 364 }
 365
 366 PUBLIC
 367 Status XvMCDestroySubpicture(Display *dpy, XvMCSubpicture *subpicture)
 368 {
 369    XvMCSubpicturePrivate *subpicture_priv;
 370
 371    XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying subpicture %p.\n", subpicture);
 372
 373    assert(dpy);
 374
 375    if (!subpicture)
 376       return XvMCBadSubpicture;
 377
 378    subpicture_priv = subpicture->privData;
 379    pipe_sampler_view_reference(&subpicture_priv->sampler, NULL);
 380    pipe_sampler_view_reference(&subpicture_priv->palette, NULL);
 381    FREE(subpicture_priv);
 382
 383    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p destroyed.\n", subpicture);
 384
 385    return Success;
 386 }
 387
 388 PUBLIC
 389 Status XvMCSetSubpicturePalette(Display *dpy, XvMCSubpicture *subpicture, unsigned char *palette)
 390 {
 391    XvMCSubpicturePrivate *subpicture_priv;
 392    XvMCContextPrivate *context_priv;
 393    struct pipe_video_context *vpipe;
 394    struct pipe_box dst_box = {0, 0, 0, 0, 1, 1};
 395
 396    assert(dpy);
 397    assert(palette);
 398
 399    if (!subpicture)
 400       return XvMCBadSubpicture;
 401
 402    subpicture_priv = subpicture->privData;
 403    context_priv = subpicture_priv->context->privData;
 404    vpipe = context_priv->vctx->vpipe;
 405
 406    dst_box.width = subpicture->num_palette_entries;
 407
 408    vpipe->upload_sampler(vpipe, subpicture_priv->palette, &dst_box, palette, 0, 0, 0);
 409
 410    XVMC_MSG(XVMC_TRACE, "[XvMC] Palette of Subpicture %p set.\n", subpicture);
 411
 412    return Success;
 413 }
 414
 415 PUBLIC
 416 Status XvMCBlendSubpicture(Display *dpy, XvMCSurface *target_surface, XvMCSubpicture *subpicture,
 417                            short subx, short suby, unsigned short subw, unsigned short subh,
 418                            short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 419 {
 420    struct pipe_video_rect src_rect = {subx, suby, subw, subh};
 421    struct pipe_video_rect dst_rect = {surfx, surfy, surfw, surfh};
 422
 423    XvMCSurfacePrivate *surface_priv;
 424    XvMCSubpicturePrivate *subpicture_priv;
 425
 426    XVMC_MSG(XVMC_TRACE, "[XvMC] Associating subpicture %p with surface %p.\n", subpicture, target_surface);
 427
 428    assert(dpy);
 429
 430    if (!target_surface)
 431       return XvMCBadSurface;
 432
 433    if (!subpicture)
 434       return XvMCBadSubpicture;
 435
 436    if (target_surface->context_id != subpicture->context_id)
 437       return BadMatch;
 438
 439    /* TODO: Verify against subpicture independent scaling */
 440
 441    surface_priv = target_surface->privData;
 442    subpicture_priv = subpicture->privData;
 443
 444    /* TODO: Assert rects are within bounds? Or clip? */
 445    subpicture_priv->src_rect = src_rect;
 446    subpicture_priv->dst_rect = dst_rect;
 447
 448    surface_priv->subpicture = subpicture;
 449    subpicture_priv->surface = target_surface;
 450
 451    return Success;
 452 }
 453
 454 PUBLIC
 455 Status XvMCBlendSubpicture2(Display *dpy, XvMCSurface *source_surface, XvMCSurface *target_surface,
 456                             XvMCSubpicture *subpicture, short subx, short suby, unsigned short subw, unsigned short subh,
 457                             short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 458 {
 459    assert(dpy);
 460
 461    if (!source_surface || !target_surface)
 462       return XvMCBadSurface;
 463
 464    if (!subpicture)
 465       return XvMCBadSubpicture;
 466
 467    if (source_surface->context_id != subpicture->context_id)
 468       return BadMatch;
 469
 470    if (source_surface->context_id != subpicture->context_id)
 471       return BadMatch;
 472
 473    /* TODO: Assert rects are within bounds? Or clip? */
 474
 475    return Success;
 476 }
 477
 478 PUBLIC
 479 Status XvMCSyncSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 480 {
 481    assert(dpy);
 482
 483    if (!subpicture)
 484       return XvMCBadSubpicture;
 485
 486    return Success;
 487 }
 488
 489 PUBLIC
 490 Status XvMCFlushSubpicture(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 XvMCGetSubpictureStatus(Display *dpy, XvMCSubpicture *subpicture, int *status)
 502 {
 503    assert(dpy);
 504
 505    if (!subpicture)
 506       return XvMCBadSubpicture;
 507
 508    assert(status);
 509
 510    /* TODO */
 511    *status = 0;
 512
 513    return Success;
 514 }