src/gallium/state_trackers/xorg/xvmc/surface.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 <stdio.h>
  30 #include <X11/Xlibint.h>
  31 #include <vl_winsys.h>
  32 #include <pipe/p_video_context.h>
  33 #include <pipe/p_video_state.h>
  34 #include <pipe/p_state.h>
  35 #include <util/u_inlines.h>
  36 #include <util/u_memory.h>
  37 #include <util/u_math.h>
  38 #include "xvmc_private.h"
  39
  40 static enum pipe_mpeg12_macroblock_type TypeToPipe(int xvmc_mb_type)
  41 {
  42    if (xvmc_mb_type & XVMC_MB_TYPE_INTRA)
  43       return PIPE_MPEG12_MACROBLOCK_TYPE_INTRA;
  44    if ((xvmc_mb_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)) == XVMC_MB_TYPE_MOTION_FORWARD)
  45       return PIPE_MPEG12_MACROBLOCK_TYPE_FWD;
  46    if ((xvmc_mb_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)) == XVMC_MB_TYPE_MOTION_BACKWARD)
  47       return PIPE_MPEG12_MACROBLOCK_TYPE_BKWD;
  48    if ((xvmc_mb_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)) == (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD))
  49       return PIPE_MPEG12_MACROBLOCK_TYPE_BI;
  50
  51    assert(0);
  52
  53    XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized mb type 0x%08X.\n", xvmc_mb_type);
  54
  55    return -1;
  56 }
  57
  58 static enum pipe_mpeg12_picture_type PictureToPipe(int xvmc_pic)
  59 {
  60    switch (xvmc_pic) {
  61       case XVMC_TOP_FIELD:
  62          return PIPE_MPEG12_PICTURE_TYPE_FIELD_TOP;
  63       case XVMC_BOTTOM_FIELD:
  64          return PIPE_MPEG12_PICTURE_TYPE_FIELD_BOTTOM;
  65       case XVMC_FRAME_PICTURE:
  66          return PIPE_MPEG12_PICTURE_TYPE_FRAME;
  67       default:
  68          assert(0);
  69    }
  70
  71    XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized picture type 0x%08X.\n", xvmc_pic);
  72
  73    return -1;
  74 }
  75
  76 static enum pipe_mpeg12_motion_type MotionToPipe(int xvmc_motion_type, unsigned int xvmc_picture_structure)
  77 {
  78    switch (xvmc_motion_type) {
  79       case XVMC_PREDICTION_FRAME:
  80          if (xvmc_picture_structure == XVMC_FRAME_PICTURE)
  81             return PIPE_MPEG12_MOTION_TYPE_FRAME;
  82          else
  83             return PIPE_MPEG12_MOTION_TYPE_16x8;
  84          break;
  85       case XVMC_PREDICTION_FIELD:
  86          return PIPE_MPEG12_MOTION_TYPE_FIELD;
  87       case XVMC_PREDICTION_DUAL_PRIME:
  88          return PIPE_MPEG12_MOTION_TYPE_DUALPRIME;
  89       default:
  90          assert(0);
  91    }
  92
  93    XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized motion type 0x%08X (with picture structure 0x%08X).\n", xvmc_motion_type, xvmc_picture_structure);
  94
  95    return -1;
  96 }
  97
  98 #if 0
  99 static bool
 100 CreateOrResizeBackBuffer(struct vl_context *vctx, unsigned int width, unsigned int height,
 101                          struct pipe_surface **backbuffer)
 102 {
 103    struct pipe_video_context *vpipe;
 104    struct pipe_resource template;
 105    struct pipe_resource *tex;
 106
 107    assert(vctx);
 108
 109    vpipe = vctx->vpipe;
 110
 111    if (*backbuffer) {
 112       if ((*backbuffer)->width != width || (*backbuffer)->height != height)
 113          pipe_surface_reference(backbuffer, NULL);
 114       else
 115          return true;
 116    }
 117
 118    memset(&template, 0, sizeof(struct pipe_resource));
 119    template.target = PIPE_TEXTURE_2D;
 120    template.format = vctx->vscreen->format;
 121    template.last_level = 0;
 122    template.width0 = width;
 123    template.height0 = height;
 124    template.depth0 = 1;
 125    template.usage = PIPE_USAGE_DEFAULT;
 126    template.bind = PIPE_BIND_RENDER_TARGET | PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_BLIT_SOURCE;
 127    template.flags = 0;
 128
 129    tex = vpipe->screen->resource_create(vpipe->screen, &template);
 130    if (!tex)
 131       return false;
 132
 133    *backbuffer = vpipe->screen->get_tex_surface(vpipe->screen, tex, 0, 0, 0,
 134                                                 template.bind);
 135    pipe_resource_reference(&tex, NULL);
 136
 137    if (!*backbuffer)
 138       return false;
 139
 140    /* Clear the backbuffer in case the video doesn't cover the whole window */
 141    /* FIXME: Need to clear every time a frame moves and leaves dirty rects */
 142    vpipe->surface_fill(vpipe, *backbuffer, 0, 0, width, height, 0);
 143
 144    return true;
 145 }
 146 #endif
 147
 148 static void
 149 MacroBlocksToPipe(struct pipe_screen *screen,
 150                   unsigned int xvmc_picture_structure,
 151                   const XvMCMacroBlockArray *xvmc_macroblocks,
 152                   const XvMCBlockArray *xvmc_blocks,
 153                   unsigned int first_macroblock,
 154                   unsigned int num_macroblocks,
 155                   struct pipe_mpeg12_macroblock *pipe_macroblocks)
 156 {
 157    unsigned int i, j, k, l;
 158    XvMCMacroBlock *xvmc_mb;
 159
 160    assert(xvmc_macroblocks);
 161    assert(xvmc_blocks);
 162    assert(pipe_macroblocks);
 163    assert(num_macroblocks);
 164
 165    xvmc_mb = xvmc_macroblocks->macro_blocks + first_macroblock;
 166
 167    for (i = 0; i < num_macroblocks; ++i) {
 168       pipe_macroblocks->base.codec = PIPE_VIDEO_CODEC_MPEG12;
 169       pipe_macroblocks->mbx = xvmc_mb->x;
 170       pipe_macroblocks->mby = xvmc_mb->y;
 171       pipe_macroblocks->mb_type = TypeToPipe(xvmc_mb->macroblock_type);
 172       if (pipe_macroblocks->mb_type != PIPE_MPEG12_MACROBLOCK_TYPE_INTRA)
 173          pipe_macroblocks->mo_type = MotionToPipe(xvmc_mb->motion_type, xvmc_picture_structure);
 174       /* Get rid of Valgrind 'undefined' warnings */
 175       else
 176          pipe_macroblocks->mo_type = -1;
 177       pipe_macroblocks->dct_type = xvmc_mb->dct_type == XVMC_DCT_TYPE_FIELD ?
 178          PIPE_MPEG12_DCT_TYPE_FIELD : PIPE_MPEG12_DCT_TYPE_FRAME;
 179
 180       for (j = 0; j < 2; ++j)
 181          for (k = 0; k < 2; ++k)
 182             for (l = 0; l < 2; ++l)
 183                pipe_macroblocks->pmv[j][k][l] = xvmc_mb->PMV[j][k][l];
 184
 185       pipe_macroblocks->mvfs[0][0] = xvmc_mb->motion_vertical_field_select & XVMC_SELECT_FIRST_FORWARD;
 186       pipe_macroblocks->mvfs[0][1] = xvmc_mb->motion_vertical_field_select & XVMC_SELECT_FIRST_BACKWARD;
 187       pipe_macroblocks->mvfs[1][0] = xvmc_mb->motion_vertical_field_select & XVMC_SELECT_SECOND_FORWARD;
 188       pipe_macroblocks->mvfs[1][1] = xvmc_mb->motion_vertical_field_select & XVMC_SELECT_SECOND_BACKWARD;
 189
 190       pipe_macroblocks->cbp = xvmc_mb->coded_block_pattern;
 191       pipe_macroblocks->blocks = xvmc_blocks->blocks + xvmc_mb->index * BLOCK_SIZE_SAMPLES;
 192
 193       ++pipe_macroblocks;
 194       ++xvmc_mb;
 195    }
 196 }
 197
 198 PUBLIC
 199 Status XvMCCreateSurface(Display *dpy, XvMCContext *context, XvMCSurface *surface)
 200 {
 201    XvMCContextPrivate *context_priv;
 202    struct pipe_video_context *vpipe;
 203    XvMCSurfacePrivate *surface_priv;
 204    struct pipe_resource template;
 205    struct pipe_resource *vsfc_tex;
 206    struct pipe_surface surf_template;
 207    struct pipe_surface *vsfc;
 208
 209    XVMC_MSG(XVMC_TRACE, "[XvMC] Creating surface %p.\n", surface);
 210
 211    assert(dpy);
 212
 213    if (!context)
 214       return XvMCBadContext;
 215    if (!surface)
 216       return XvMCBadSurface;
 217
 218    context_priv = context->privData;
 219    vpipe = context_priv->vctx->vpipe;
 220
 221    surface_priv = CALLOC(1, sizeof(XvMCSurfacePrivate));
 222    if (!surface_priv)
 223       return BadAlloc;
 224
 225    memset(&template, 0, sizeof(struct pipe_resource));
 226    template.target = PIPE_TEXTURE_2D;
 227    template.format = (enum pipe_format)vpipe->get_param(vpipe, PIPE_CAP_DECODE_TARGET_PREFERRED_FORMAT);
 228    template.last_level = 0;
 229    if (vpipe->is_format_supported(vpipe, template.format,
 230                                   PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET,
 231                                   PIPE_TEXTURE_GEOM_NON_POWER_OF_TWO)) {
 232       template.width0 = context->width;
 233       template.height0 = context->height;
 234    }
 235    else {
 236       assert(vpipe->is_format_supported(vpipe, template.format,
 237                                        PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET,
 238                                        PIPE_TEXTURE_GEOM_NON_SQUARE));
 239       template.width0 = util_next_power_of_two(context->width);
 240       template.height0 = util_next_power_of_two(context->height);
 241    }
 242    template.depth0 = 1;
 243    template.usage = PIPE_USAGE_DEFAULT;
 244    template.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
 245    template.flags = 0;
 246    vsfc_tex = vpipe->screen->resource_create(vpipe->screen, &template);
 247    if (!vsfc_tex) {
 248       FREE(surface_priv);
 249       return BadAlloc;
 250    }
 251
 252    memset(&surf_template, 0, sizeof(surf_template));
 253    surf_template.format = vsfc_tex->format;
 254    surf_template.usage = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
 255    vsfc = vpipe->create_surface(vpipe, vsfc_tex, &surf_template);
 256    pipe_resource_reference(&vsfc_tex, NULL);
 257    if (!vsfc) {
 258       FREE(surface_priv);
 259       return BadAlloc;
 260    }
 261
 262    surface_priv->pipe_vsfc = vsfc;
 263    surface_priv->context = context;
 264
 265    surface->surface_id = XAllocID(dpy);
 266    surface->context_id = context->context_id;
 267    surface->surface_type_id = context->surface_type_id;
 268    surface->width = context->width;
 269    surface->height = context->height;
 270    surface->privData = surface_priv;
 271
 272    SyncHandle();
 273
 274    XVMC_MSG(XVMC_TRACE, "[XvMC] Surface %p created.\n", surface);
 275
 276    return Success;
 277 }
 278
 279 PUBLIC
 280 Status XvMCRenderSurface(Display *dpy, XvMCContext *context, unsigned int picture_structure,
 281                          XvMCSurface *target_surface, XvMCSurface *past_surface, XvMCSurface *future_surface,
 282                          unsigned int flags, unsigned int num_macroblocks, unsigned int first_macroblock,
 283                          XvMCMacroBlockArray *macroblocks, XvMCBlockArray *blocks
 284 )
 285 {
 286    struct pipe_video_context *vpipe;
 287    struct pipe_surface *t_vsfc;
 288    struct pipe_surface *p_vsfc;
 289    struct pipe_surface *f_vsfc;
 290    XvMCContextPrivate *context_priv;
 291    XvMCSurfacePrivate *target_surface_priv;
 292    XvMCSurfacePrivate *past_surface_priv;
 293    XvMCSurfacePrivate *future_surface_priv;
 294    struct pipe_mpeg12_macroblock pipe_macroblocks[num_macroblocks];
 295
 296    XVMC_MSG(XVMC_TRACE, "[XvMC] Rendering to surface %p.\n", target_surface);
 297
 298    assert(dpy);
 299
 300    if (!context || !context->privData)
 301       return XvMCBadContext;
 302    if (!target_surface || !target_surface->privData)
 303       return XvMCBadSurface;
 304
 305    if (picture_structure != XVMC_TOP_FIELD &&
 306        picture_structure != XVMC_BOTTOM_FIELD &&
 307        picture_structure != XVMC_FRAME_PICTURE)
 308       return BadValue;
 309    /* Bkwd pred equivalent to fwd (past && !future) */
 310    if (future_surface && !past_surface)
 311       return BadMatch;
 312
 313    assert(context->context_id == target_surface->context_id);
 314    assert(!past_surface || context->context_id == past_surface->context_id);
 315    assert(!future_surface || context->context_id == future_surface->context_id);
 316
 317    assert(macroblocks);
 318    assert(blocks);
 319
 320    assert(macroblocks->context_id == context->context_id);
 321    assert(blocks->context_id == context->context_id);
 322
 323    assert(flags == 0 || flags == XVMC_SECOND_FIELD);
 324
 325    target_surface_priv = target_surface->privData;
 326    past_surface_priv = past_surface ? past_surface->privData : NULL;
 327    future_surface_priv = future_surface ? future_surface->privData : NULL;
 328
 329    assert(target_surface_priv->context == context);
 330    assert(!past_surface || past_surface_priv->context == context);
 331    assert(!future_surface || future_surface_priv->context == context);
 332
 333    context_priv = context->privData;
 334    vpipe = context_priv->vctx->vpipe;
 335
 336    t_vsfc = target_surface_priv->pipe_vsfc;
 337    p_vsfc = past_surface ? past_surface_priv->pipe_vsfc : NULL;
 338    f_vsfc = future_surface ? future_surface_priv->pipe_vsfc : NULL;
 339
 340    MacroBlocksToPipe(vpipe->screen, picture_structure, macroblocks, blocks, first_macroblock,
 341                      num_macroblocks, pipe_macroblocks);
 342
 343    vpipe->set_decode_target(vpipe, t_vsfc);
 344    vpipe->decode_macroblocks(vpipe, p_vsfc, f_vsfc, num_macroblocks,
 345                              &pipe_macroblocks->base, &target_surface_priv->render_fence);
 346
 347    XVMC_MSG(XVMC_TRACE, "[XvMC] Submitted surface %p for rendering.\n", target_surface);
 348
 349    return Success;
 350 }
 351
 352 PUBLIC
 353 Status XvMCFlushSurface(Display *dpy, XvMCSurface *surface)
 354 {
 355    assert(dpy);
 356
 357    if (!surface)
 358       return XvMCBadSurface;
 359
 360    return Success;
 361 }
 362
 363 PUBLIC
 364 Status XvMCSyncSurface(Display *dpy, XvMCSurface *surface)
 365 {
 366    assert(dpy);
 367
 368    if (!surface)
 369       return XvMCBadSurface;
 370
 371    return Success;
 372 }
 373
 374 PUBLIC
 375 Status XvMCPutSurface(Display *dpy, XvMCSurface *surface, Drawable drawable,
 376                       short srcx, short srcy, unsigned short srcw, unsigned short srch,
 377                       short destx, short desty, unsigned short destw, unsigned short desth,
 378                       int flags)
 379 {
 380    static int dump_window = -1;
 381
 382    struct pipe_video_context *vpipe;
 383    XvMCSurfacePrivate *surface_priv;
 384    XvMCContextPrivate *context_priv;
 385    XvMCSubpicturePrivate *subpicture_priv;
 386    XvMCContext *context;
 387    struct pipe_video_rect src_rect = {srcx, srcy, srcw, srch};
 388    struct pipe_video_rect dst_rect = {destx, desty, destw, desth};
 389    struct pipe_surface *drawable_surface;
 390
 391    XVMC_MSG(XVMC_TRACE, "[XvMC] Displaying surface %p.\n", surface);
 392
 393    assert(dpy);
 394
 395    if (!surface || !surface->privData)
 396       return XvMCBadSurface;
 397
 398    surface_priv = surface->privData;
 399    context = surface_priv->context;
 400    context_priv = context->privData;
 401
 402    drawable_surface = vl_drawable_surface_get(context_priv->vctx, drawable);
 403    if (!drawable_surface)
 404       return BadDrawable;
 405
 406    assert(flags == XVMC_TOP_FIELD || flags == XVMC_BOTTOM_FIELD || flags == XVMC_FRAME_PICTURE);
 407    assert(srcx + srcw - 1 < surface->width);
 408    assert(srcy + srch - 1 < surface->height);
 409    /*
 410     * Some apps (mplayer) hit these asserts because they call
 411     * this function after the window has been resized by the WM
 412     * but before they've handled the corresponding XEvent and
 413     * know about the new dimensions. The output should be clipped
 414     * until the app updates destw and desth.
 415     */
 416    /*
 417    assert(destx + destw - 1 < drawable_surface->width);
 418    assert(desty + desth - 1 < drawable_surface->height);
 419     */
 420
 421    subpicture_priv = surface_priv->subpicture ? surface_priv->subpicture->privData : NULL;
 422    vpipe = context_priv->vctx->vpipe;
 423
 424 #if 0
 425    if (!CreateOrResizeBackBuffer(context_priv->vctx, width, height, &context_priv->backbuffer))
 426       return BadAlloc;
 427 #endif
 428
 429    if (subpicture_priv) {
 430       struct pipe_video_rect src_rect = {surface_priv->subx, surface_priv->suby, surface_priv->subw, surface_priv->subh};
 431       struct pipe_video_rect dst_rect = {surface_priv->surfx, surface_priv->surfy, surface_priv->surfw, surface_priv->surfh};
 432       struct pipe_video_rect *src_rects[1] = {&src_rect};
 433       struct pipe_video_rect *dst_rects[1] = {&dst_rect};
 434
 435       XVMC_MSG(XVMC_TRACE, "[XvMC] Surface %p has subpicture %p.\n", surface, surface_priv->subpicture);
 436
 437       assert(subpicture_priv->surface == surface);
 438       vpipe->set_picture_layers(vpipe, &subpicture_priv->sfc, src_rects, dst_rects, 1);
 439
 440       surface_priv->subpicture = NULL;
 441       subpicture_priv->surface = NULL;
 442    }
 443    else
 444       vpipe->set_picture_layers(vpipe, NULL, NULL, NULL, 0);
 445
 446    vpipe->render_picture(vpipe, surface_priv->pipe_vsfc, PictureToPipe(flags), &src_rect,
 447                          drawable_surface, &dst_rect, &surface_priv->disp_fence);
 448
 449    XVMC_MSG(XVMC_TRACE, "[XvMC] Submitted surface %p for display. Pushing to front buffer.\n", surface);
 450
 451    vpipe->screen->flush_frontbuffer
 452    (
 453       vpipe->screen,
 454       drawable_surface->texture,
 455       0, 0,
 456       vl_contextprivate_get(context_priv->vctx, drawable_surface)
 457    );
 458
 459    pipe_surface_reference(&drawable_surface, NULL);
 460
 461    if(dump_window == -1) {
 462       dump_window = debug_get_num_option("XVMC_DUMP", 0);
 463    }
 464
 465    if(dump_window) {
 466       static unsigned int framenum = 0;
 467       char cmd[256];
 468       sprintf(cmd, "xwd -id %d -out xvmc_frame_%08d.xwd", (int)drawable, ++framenum);
 469       system(cmd);
 470    }
 471
 472    XVMC_MSG(XVMC_TRACE, "[XvMC] Pushed surface %p to front buffer.\n", surface);
 473
 474    return Success;
 475 }
 476
 477 PUBLIC
 478 Status XvMCGetSurfaceStatus(Display *dpy, XvMCSurface *surface, int *status)
 479 {
 480    assert(dpy);
 481
 482    if (!surface)
 483       return XvMCBadSurface;
 484
 485    assert(status);
 486
 487    *status = 0;
 488
 489    return Success;
 490 }
 491
 492 PUBLIC
 493 Status XvMCDestroySurface(Display *dpy, XvMCSurface *surface)
 494 {
 495    XvMCSurfacePrivate *surface_priv;
 496
 497    XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying surface %p.\n", surface);
 498
 499    assert(dpy);
 500
 501    if (!surface || !surface->privData)
 502       return XvMCBadSurface;
 503
 504    surface_priv = surface->privData;
 505    pipe_surface_reference(&surface_priv->pipe_vsfc, NULL);
 506    FREE(surface_priv);
 507    surface->privData = NULL;
 508
 509    XVMC_MSG(XVMC_TRACE, "[XvMC] Surface %p destroyed.\n", surface);
 510
 511    return Success;
 512 }
 513
 514 PUBLIC
 515 Status XvMCHideSurface(Display *dpy, XvMCSurface *surface)
 516 {
 517    assert(dpy);
 518
 519    if (!surface || !surface->privData)
 520       return XvMCBadSurface;
 521
 522    /* No op, only for overlaid rendering */
 523
 524    return Success;
 525 }