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