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 #include <X11/Xlibint.h>
  30 #include <X11/extensions/XvMClib.h>
  31 #include <xorg/fourcc.h>
  32 #include <vl_winsys.h>
  33 #include <pipe/p_screen.h>
  34 #include <pipe/p_video_context.h>
  35 #include <pipe/p_state.h>
  36 #include <util/u_memory.h>
  37 #include <util/u_math.h>
  38 #include <util/u_format.h>
  39 #include <util/u_sampler.h>
  40 #include "xvmc_private.h"
  41
  42 #define FOURCC_RGB 0x0000003
  43
  44 static enum pipe_format XvIDToPipe(int xvimage_id)
  45 {
  46    switch (xvimage_id) {
  47       case FOURCC_RGB:
  48          return PIPE_FORMAT_B8G8R8X8_UNORM;
  49
  50       case FOURCC_AI44:
  51       case FOURCC_IA44:
  52          return PIPE_FORMAT_L4A4_UNORM;
  53
  54       default:
  55          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  56          return PIPE_FORMAT_NONE;
  57    }
  58 }
  59
  60 static unsigned NumPaletteEntries4XvID(int xvimage_id)
  61 {
  62    switch (xvimage_id) {
  63       case FOURCC_RGB:
  64          return 0;
  65
  66       case FOURCC_AI44:
  67       case FOURCC_IA44:
  68          return 16;
  69
  70       default:
  71          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
  72          return 0;
  73    }
  74 }
  75
  76 static int PipeToComponentOrder(enum pipe_format format, char *component_order)
  77 {
  78    assert(component_order);
  79
  80    switch (format) {
  81       case PIPE_FORMAT_B8G8R8X8_UNORM:
  82          return 0;
  83
  84       case PIPE_FORMAT_L4A4_UNORM:
  85          component_order[0] = PIPE_SWIZZLE_RED;
  86          component_order[1] = PIPE_SWIZZLE_GREEN;
  87          component_order[2] = PIPE_SWIZZLE_BLUE;
  88          component_order[3] = PIPE_SWIZZLE_ALPHA;
  89          return 4;
  90
  91       default:
  92          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized PIPE_FORMAT 0x%08X.\n", format);
  93          component_order[0] = 0;
  94          component_order[1] = 0;
  95          component_order[2] = 0;
  96          component_order[3] = 0;
  97          return 0;
  98    }
  99 }
 100
 101 static Status Validate(Display *dpy, XvPortID port, int surface_type_id, int xvimage_id)
 102 {
 103    XvImageFormatValues *subpictures;
 104    int num_subpics;
 105    unsigned int i;
 106
 107    subpictures = XvMCListSubpictureTypes(dpy, port, surface_type_id, &num_subpics);
 108    if (num_subpics < 1) {
 109       if (subpictures)
 110          XFree(subpictures);
 111       return BadMatch;
 112    }
 113    if (!subpictures)
 114       return BadAlloc;
 115
 116    for (i = 0; i < num_subpics; ++i) {
 117       if (subpictures[i].id == xvimage_id) {
 118          XVMC_MSG(XVMC_TRACE, "[XvMC] Found requested subpicture format.\n" \
 119                               "[XvMC]   port=%u\n" \
 120                               "[XvMC]   surface id=0x%08X\n" \
 121                               "[XvMC]   image id=0x%08X\n" \
 122                               "[XvMC]   type=%08X\n" \
 123                               "[XvMC]   byte order=%08X\n" \
 124                               "[XvMC]   bits per pixel=%u\n" \
 125                               "[XvMC]   format=%08X\n" \
 126                               "[XvMC]   num planes=%d\n",
 127                               port, surface_type_id, xvimage_id, subpictures[i].type, subpictures[i].byte_order,
 128                               subpictures[i].bits_per_pixel, subpictures[i].format, subpictures[i].num_planes);
 129          if (subpictures[i].type == XvRGB) {
 130             XVMC_MSG(XVMC_TRACE, "[XvMC]   depth=%d\n" \
 131                                  "[XvMC]   red mask=0x%08X\n" \
 132                                  "[XvMC]   green mask=0x%08X\n" \
 133                                  "[XvMC]   blue mask=0x%08X\n",
 134                                  subpictures[i].depth, subpictures[i].red_mask,
 135                                  subpictures[i].green_mask, subpictures[i].blue_mask);
 136          }
 137          else if (subpictures[i].type == XvYUV) {
 138             XVMC_MSG(XVMC_TRACE, "[XvMC]   y sample bits=0x%08X\n" \
 139                                  "[XvMC]   u sample bits=0x%08X\n" \
 140                                  "[XvMC]   v sample bits=0x%08X\n" \
 141                                  "[XvMC]   horz y period=%u\n" \
 142                                  "[XvMC]   horz u period=%u\n" \
 143                                  "[XvMC]   horz v period=%u\n" \
 144                                  "[XvMC]   vert y period=%u\n" \
 145                                  "[XvMC]   vert u period=%u\n" \
 146                                  "[XvMC]   vert v period=%u\n",
 147                                  subpictures[i].y_sample_bits, subpictures[i].u_sample_bits, subpictures[i].v_sample_bits,
 148                                  subpictures[i].horz_y_period, subpictures[i].horz_u_period, subpictures[i].horz_v_period,
 149                                  subpictures[i].vert_y_period, subpictures[i].vert_u_period, subpictures[i].vert_v_period);
 150          }
 151          break;
 152       }
 153    }
 154
 155    XFree(subpictures);
 156
 157    return i < num_subpics ? Success : BadMatch;
 158 }
 159
 160 PUBLIC
 161 Status XvMCCreateSubpicture(Display *dpy, XvMCContext *context, XvMCSubpicture *subpicture,
 162                             unsigned short width, unsigned short height, int xvimage_id)
 163 {
 164    XvMCContextPrivate *context_priv;
 165    XvMCSubpicturePrivate *subpicture_priv;
 166    struct pipe_video_context *vpipe;
 167    struct pipe_resource tex_templ, *tex;
 168    struct pipe_sampler_view sampler_templ;
 169    Status ret;
 170
 171    XVMC_MSG(XVMC_TRACE, "[XvMC] Creating subpicture %p.\n", subpicture);
 172
 173    assert(dpy);
 174
 175    if (!context)
 176       return XvMCBadContext;
 177
 178    context_priv = context->privData;
 179    vpipe = context_priv->vctx->vpipe;
 180
 181    if (!subpicture)
 182       return XvMCBadSubpicture;
 183
 184    if (width > context_priv->subpicture_max_width ||
 185        height > context_priv->subpicture_max_height)
 186       return BadValue;
 187
 188    ret = Validate(dpy, context->port, context->surface_type_id, xvimage_id);
 189    if (ret != Success)
 190       return ret;
 191
 192    subpicture_priv = CALLOC(1, sizeof(XvMCSubpicturePrivate));
 193    if (!subpicture_priv)
 194       return BadAlloc;
 195
 196    memset(&tex_templ, 0, sizeof(tex_templ));
 197    tex_templ.target = PIPE_TEXTURE_2D;
 198    tex_templ.format = XvIDToPipe(xvimage_id);
 199    tex_templ.last_level = 0;
 200    if (vpipe->get_param(vpipe, PIPE_CAP_NPOT_TEXTURES)) {
 201       tex_templ.width0 = width;
 202       tex_templ.height0 = height;
 203    }
 204    else {
 205       tex_templ.width0 = util_next_power_of_two(width);
 206       tex_templ.height0 = util_next_power_of_two(height);
 207    }
 208    tex_templ.depth0 = 1;
 209    tex_templ.array_size = 1;
 210    tex_templ.usage = PIPE_USAGE_DYNAMIC;
 211    tex_templ.bind = PIPE_BIND_SAMPLER_VIEW;
 212    tex_templ.flags = 0;
 213
 214    tex = vpipe->screen->resource_create(vpipe->screen, &tex_templ);
 215
 216    memset(&sampler_templ, 0, sizeof(sampler_templ));
 217    u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 218
 219    switch (xvimage_id) {
 220       case FOURCC_RGB:
 221          sampler_templ.swizzle_r = PIPE_SWIZZLE_BLUE;
 222          sampler_templ.swizzle_g = PIPE_SWIZZLE_GREEN;
 223          sampler_templ.swizzle_b = PIPE_SWIZZLE_RED;
 224          sampler_templ.swizzle_a = PIPE_SWIZZLE_ONE;
 225          break;
 226
 227       case FOURCC_AI44:
 228          sampler_templ.swizzle_r = PIPE_SWIZZLE_ALPHA;
 229          sampler_templ.swizzle_g = PIPE_SWIZZLE_ZERO;
 230          sampler_templ.swizzle_b = PIPE_SWIZZLE_ZERO;
 231          sampler_templ.swizzle_a = PIPE_SWIZZLE_RED;
 232          break;
 233
 234       case FOURCC_IA44:
 235          sampler_templ.swizzle_r = PIPE_SWIZZLE_RED;
 236          sampler_templ.swizzle_g = PIPE_SWIZZLE_ZERO;
 237          sampler_templ.swizzle_b = PIPE_SWIZZLE_ZERO;
 238          sampler_templ.swizzle_a = PIPE_SWIZZLE_ALPHA;
 239          break;
 240
 241       default:
 242          XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
 243    }
 244
 245    subpicture_priv->sampler = vpipe->create_sampler_view(vpipe, tex, &sampler_templ);
 246    pipe_resource_reference(&tex, NULL);
 247    if (!subpicture_priv->sampler) {
 248       FREE(subpicture_priv);
 249       return BadAlloc;
 250    }
 251
 252    subpicture_priv->context = context;
 253    subpicture->subpicture_id = XAllocID(dpy);
 254    subpicture->context_id = context->context_id;
 255    subpicture->xvimage_id = xvimage_id;
 256    subpicture->width = width;
 257    subpicture->height = height;
 258    subpicture->num_palette_entries = NumPaletteEntries4XvID(xvimage_id);
 259    subpicture->entry_bytes = PipeToComponentOrder(tex_templ.format, subpicture->component_order);
 260    subpicture->privData = subpicture_priv;
 261
 262    if (subpicture->num_palette_entries > 0) {
 263       tex_templ.target = PIPE_TEXTURE_1D;
 264       tex_templ.format = PIPE_FORMAT_B8G8R8A8_UNORM;
 265       tex_templ.width0 = subpicture->num_palette_entries;
 266       tex_templ.height0 = 1;
 267       tex_templ.usage = PIPE_USAGE_STATIC;
 268
 269       tex = vpipe->screen->resource_create(vpipe->screen, &tex_templ);
 270
 271       memset(&sampler_templ, 0, sizeof(sampler_templ));
 272       u_sampler_view_default_template(&sampler_templ, tex, tex->format);
 273       subpicture_priv->palette = vpipe->create_sampler_view(vpipe, tex, &sampler_templ);
 274       pipe_resource_reference(&tex, NULL);
 275       if (!subpicture_priv->sampler) {
 276          FREE(subpicture_priv);
 277          return BadAlloc;
 278       }
 279    }
 280
 281    SyncHandle();
 282
 283    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p created.\n", subpicture);
 284
 285    return Success;
 286 }
 287
 288 PUBLIC
 289 Status XvMCClearSubpicture(Display *dpy, XvMCSubpicture *subpicture, short x, short y,
 290                            unsigned short width, unsigned short height, unsigned int color)
 291 {
 292    XvMCSubpicturePrivate *subpicture_priv;
 293    XvMCContextPrivate *context_priv;
 294    struct pipe_box dst_box = {x, y, 0, width, height, 1};
 295    float color_f[4];
 296
 297    assert(dpy);
 298
 299    if (!subpicture)
 300       return XvMCBadSubpicture;
 301
 302    /* Convert color to float */
 303    util_format_read_4f(PIPE_FORMAT_B8G8R8A8_UNORM,
 304                        color_f, 1, &color, 4,
 305                        0, 0, 1, 1);
 306
 307    subpicture_priv = subpicture->privData;
 308    context_priv = subpicture_priv->context->privData;
 309    /* TODO: Assert clear rect is within bounds? Or clip? */
 310    context_priv->vctx->vpipe->clear_sampler(context_priv->vctx->vpipe,
 311                                             subpicture_priv->sampler, &dst_box,
 312                                             color_f);
 313
 314    return Success;
 315 }
 316
 317 PUBLIC
 318 Status XvMCCompositeSubpicture(Display *dpy, XvMCSubpicture *subpicture, XvImage *image,
 319                                short srcx, short srcy, unsigned short width, unsigned short height,
 320                                short dstx, short dsty)
 321 {
 322    XvMCSubpicturePrivate *subpicture_priv;
 323    XvMCContextPrivate *context_priv;
 324    struct pipe_video_context *vpipe;
 325    struct pipe_box dst_box = {dstx, dsty, 0, width, height, 1};
 326
 327    XVMC_MSG(XVMC_TRACE, "[XvMC] Compositing subpicture %p.\n", subpicture);
 328
 329    assert(dpy);
 330
 331    if (!subpicture)
 332       return XvMCBadSubpicture;
 333
 334    assert(image);
 335
 336    if (subpicture->xvimage_id != image->id)
 337       return BadMatch;
 338
 339    /* No planar support for now */
 340    if (image->num_planes != 1)
 341       return BadMatch;
 342
 343    subpicture_priv = subpicture->privData;
 344    context_priv = subpicture_priv->context->privData;
 345    vpipe = context_priv->vctx->vpipe;
 346
 347    /* TODO: Assert rects are within bounds? Or clip? */
 348    vpipe->upload_sampler(vpipe, subpicture_priv->sampler, &dst_box,
 349                          image->data, image->pitches[0], srcx, srcy);
 350
 351    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p composited.\n", subpicture);
 352
 353    return Success;
 354 }
 355
 356 PUBLIC
 357 Status XvMCDestroySubpicture(Display *dpy, XvMCSubpicture *subpicture)
 358 {
 359    XvMCSubpicturePrivate *subpicture_priv;
 360
 361    XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying subpicture %p.\n", subpicture);
 362
 363    assert(dpy);
 364
 365    if (!subpicture)
 366       return XvMCBadSubpicture;
 367
 368    subpicture_priv = subpicture->privData;
 369    pipe_sampler_view_reference(&subpicture_priv->sampler, NULL);
 370    pipe_sampler_view_reference(&subpicture_priv->palette, NULL);
 371    FREE(subpicture_priv);
 372
 373    XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p destroyed.\n", subpicture);
 374
 375    return Success;
 376 }
 377
 378 PUBLIC
 379 Status XvMCSetSubpicturePalette(Display *dpy, XvMCSubpicture *subpicture, unsigned char *palette)
 380 {
 381    XvMCSubpicturePrivate *subpicture_priv;
 382    XvMCContextPrivate *context_priv;
 383    struct pipe_video_context *vpipe;
 384    struct pipe_box dst_box = {0, 0, 0, 0, 1, 1};
 385
 386    assert(dpy);
 387    assert(palette);
 388
 389    if (!subpicture)
 390       return XvMCBadSubpicture;
 391
 392    subpicture_priv = subpicture->privData;
 393    context_priv = subpicture_priv->context->privData;
 394    vpipe = context_priv->vctx->vpipe;
 395
 396    dst_box.width = subpicture->num_palette_entries;
 397
 398    vpipe->upload_sampler(vpipe, subpicture_priv->palette, &dst_box, palette, 0, 0, 0);
 399
 400    XVMC_MSG(XVMC_TRACE, "[XvMC] Palette of Subpicture %p set.\n", subpicture);
 401
 402    return Success;
 403 }
 404
 405 PUBLIC
 406 Status XvMCBlendSubpicture(Display *dpy, XvMCSurface *target_surface, XvMCSubpicture *subpicture,
 407                            short subx, short suby, unsigned short subw, unsigned short subh,
 408                            short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 409 {
 410    XvMCSurfacePrivate *surface_priv;
 411    XvMCSubpicturePrivate *subpicture_priv;
 412
 413    XVMC_MSG(XVMC_TRACE, "[XvMC] Associating subpicture %p with surface %p.\n", subpicture, target_surface);
 414
 415    assert(dpy);
 416
 417    if (!target_surface)
 418       return XvMCBadSurface;
 419
 420    if (!subpicture)
 421       return XvMCBadSubpicture;
 422
 423    if (target_surface->context_id != subpicture->context_id)
 424       return BadMatch;
 425
 426    /* TODO: Verify against subpicture independent scaling */
 427
 428    surface_priv = target_surface->privData;
 429    subpicture_priv = subpicture->privData;
 430
 431    /* TODO: Assert rects are within bounds? Or clip? */
 432
 433    surface_priv->subpicture = subpicture;
 434    surface_priv->subx = subx;
 435    surface_priv->suby = suby;
 436    surface_priv->subw = subw;
 437    surface_priv->subh = subh;
 438    surface_priv->surfx = surfx;
 439    surface_priv->surfy = surfy;
 440    surface_priv->surfw = surfw;
 441    surface_priv->surfh = surfh;
 442    subpicture_priv->surface = target_surface;
 443
 444    return Success;
 445 }
 446
 447 PUBLIC
 448 Status XvMCBlendSubpicture2(Display *dpy, XvMCSurface *source_surface, XvMCSurface *target_surface,
 449                             XvMCSubpicture *subpicture, short subx, short suby, unsigned short subw, unsigned short subh,
 450                             short surfx, short surfy, unsigned short surfw, unsigned short surfh)
 451 {
 452    assert(dpy);
 453
 454    if (!source_surface || !target_surface)
 455       return XvMCBadSurface;
 456
 457    if (!subpicture)
 458       return XvMCBadSubpicture;
 459
 460    if (source_surface->context_id != subpicture->context_id)
 461       return BadMatch;
 462
 463    if (source_surface->context_id != subpicture->context_id)
 464       return BadMatch;
 465
 466    /* TODO: Assert rects are within bounds? Or clip? */
 467
 468    return Success;
 469 }
 470
 471 PUBLIC
 472 Status XvMCSyncSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 473 {
 474    assert(dpy);
 475
 476    if (!subpicture)
 477       return XvMCBadSubpicture;
 478
 479    return Success;
 480 }
 481
 482 PUBLIC
 483 Status XvMCFlushSubpicture(Display *dpy, XvMCSubpicture *subpicture)
 484 {
 485    assert(dpy);
 486
 487    if (!subpicture)
 488       return XvMCBadSubpicture;
 489
 490    return Success;
 491 }
 492
 493 PUBLIC
 494 Status XvMCGetSubpictureStatus(Display *dpy, XvMCSubpicture *subpicture, int *status)
 495 {
 496    assert(dpy);
 497
 498    if (!subpicture)
 499       return XvMCBadSubpicture;
 500
 501    assert(status);
 502
 503    /* TODO */
 504    *status = 0;
 505
 506    return Success;
 507 }