| 1 | /* |
| 2 | |
| 3 | XFree86 Xv DDX written by Mark Vojkovich (markv@valinux.com) |
| 4 | Adapted for KDrive by Pontus Lidman <pontus.lidman@nokia.com> |
| 5 | |
| 6 | Copyright (C) 2000, 2001 - Nokia Home Communications |
| 7 | Copyright (C) 1998, 1999 - The XFree86 Project Inc. |
| 8 | |
| 9 | All rights reserved. |
| 10 | |
| 11 | Permission is hereby granted, free of charge, to any person obtaining |
| 12 | a copy of this software and associated documentation files (the |
| 13 | "Software"), to deal in the Software without restriction, including |
| 14 | without limitation the rights to use, copy, modify, merge, publish, |
| 15 | distribute, and/or sell copies of the Software, and to permit persons |
| 16 | to whom the Software is furnished to do so, provided that the above |
| 17 | copyright notice(s) and this permission notice appear in all copies of |
| 18 | the Software and that both the above copyright notice(s) and this |
| 19 | permission notice appear in supporting documentation. |
| 20 | |
| 21 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 22 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 23 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT |
| 24 | OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
| 25 | HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY |
| 26 | SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER |
| 27 | RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF |
| 28 | CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 29 | CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 30 | |
| 31 | Except as contained in this notice, the name of a copyright holder |
| 32 | shall not be used in advertising or otherwise to promote the sale, use |
| 33 | or other dealings in this Software without prior written authorization |
| 34 | of the copyright holder. |
| 35 | |
| 36 | */ |
| 37 | |
| 38 | #ifdef HAVE_CONFIG_H |
| 39 | #include <kdrive-config.h> |
| 40 | #endif |
| 41 | #include "kdrive.h" |
| 42 | |
| 43 | #include "scrnintstr.h" |
| 44 | #include "regionstr.h" |
| 45 | #include "windowstr.h" |
| 46 | #include "pixmapstr.h" |
| 47 | #include "mivalidate.h" |
| 48 | #include "validate.h" |
| 49 | #include "resource.h" |
| 50 | #include "gcstruct.h" |
| 51 | #include "dixstruct.h" |
| 52 | |
| 53 | #include <X11/extensions/Xv.h> |
| 54 | #include <X11/extensions/Xvproto.h> |
| 55 | |
| 56 | #include "kxv.h" |
| 57 | #include "fourcc.h" |
| 58 | |
| 59 | /* XvScreenRec fields */ |
| 60 | |
| 61 | static Bool KdXVCloseScreen(ScreenPtr); |
| 62 | static int KdXVQueryAdaptors(ScreenPtr, XvAdaptorPtr *, int *); |
| 63 | |
| 64 | /* XvAdaptorRec fields */ |
| 65 | |
| 66 | static int KdXVAllocatePort(unsigned long, XvPortPtr, XvPortPtr *); |
| 67 | static int KdXVFreePort(XvPortPtr); |
| 68 | static int KdXVPutVideo(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, |
| 69 | INT16, INT16, CARD16, CARD16, |
| 70 | INT16, INT16, CARD16, CARD16); |
| 71 | static int KdXVPutStill(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, |
| 72 | INT16, INT16, CARD16, CARD16, |
| 73 | INT16, INT16, CARD16, CARD16); |
| 74 | static int KdXVGetVideo(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, |
| 75 | INT16, INT16, CARD16, CARD16, |
| 76 | INT16, INT16, CARD16, CARD16); |
| 77 | static int KdXVGetStill(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, |
| 78 | INT16, INT16, CARD16, CARD16, |
| 79 | INT16, INT16, CARD16, CARD16); |
| 80 | static int KdXVStopVideo(ClientPtr, XvPortPtr, DrawablePtr); |
| 81 | static int KdXVSetPortAttribute(ClientPtr, XvPortPtr, Atom, INT32); |
| 82 | static int KdXVGetPortAttribute(ClientPtr, XvPortPtr, Atom, INT32 *); |
| 83 | static int KdXVQueryBestSize(ClientPtr, XvPortPtr, CARD8, |
| 84 | CARD16, CARD16, CARD16, CARD16, |
| 85 | unsigned int *, unsigned int *); |
| 86 | static int KdXVPutImage(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, |
| 87 | INT16, INT16, CARD16, CARD16, |
| 88 | INT16, INT16, CARD16, CARD16, |
| 89 | XvImagePtr, unsigned char *, Bool, CARD16, CARD16); |
| 90 | static int KdXVQueryImageAttributes(ClientPtr, XvPortPtr, XvImagePtr, |
| 91 | CARD16 *, CARD16 *, int *, int *); |
| 92 | |
| 93 | /* ScreenRec fields */ |
| 94 | |
| 95 | static Bool KdXVCreateWindow(WindowPtr pWin); |
| 96 | static Bool KdXVDestroyWindow(WindowPtr pWin); |
| 97 | static void KdXVWindowExposures(WindowPtr pWin, RegionPtr r1, RegionPtr r2); |
| 98 | static void KdXVClipNotify(WindowPtr pWin, int dx, int dy); |
| 99 | |
| 100 | /* misc */ |
| 101 | static Bool KdXVInitAdaptors(ScreenPtr, KdVideoAdaptorPtr *, int); |
| 102 | |
| 103 | static DevPrivateKeyRec KdXVWindowKeyRec; |
| 104 | |
| 105 | #define KdXVWindowKey (&KdXVWindowKeyRec) |
| 106 | static DevPrivateKey KdXvScreenKey; |
| 107 | static unsigned long KdXVGeneration = 0; |
| 108 | static unsigned long PortResource = 0; |
| 109 | |
| 110 | #define GET_XV_SCREEN(pScreen) ((XvScreenPtr) \ |
| 111 | dixLookupPrivate(&(pScreen)->devPrivates, KdXvScreenKey)) |
| 112 | |
| 113 | #define GET_KDXV_SCREEN(pScreen) \ |
| 114 | ((KdXVScreenPtr)(GET_XV_SCREEN(pScreen)->devPriv.ptr)) |
| 115 | |
| 116 | #define GET_KDXV_WINDOW(pWin) ((KdXVWindowPtr) \ |
| 117 | dixLookupPrivate(&(pWin)->devPrivates, KdXVWindowKey)) |
| 118 | |
| 119 | static KdXVInitGenericAdaptorPtr *GenDrivers = NULL; |
| 120 | static int NumGenDrivers = 0; |
| 121 | |
| 122 | int |
| 123 | KdXVRegisterGenericAdaptorDriver(KdXVInitGenericAdaptorPtr InitFunc) |
| 124 | { |
| 125 | KdXVInitGenericAdaptorPtr *newdrivers; |
| 126 | |
| 127 | /* fprintf(stderr,"KdXVRegisterGenericAdaptorDriver\n"); */ |
| 128 | |
| 129 | newdrivers = realloc(GenDrivers, sizeof(KdXVInitGenericAdaptorPtr) * |
| 130 | (1 + NumGenDrivers)); |
| 131 | if (!newdrivers) |
| 132 | return 0; |
| 133 | GenDrivers = newdrivers; |
| 134 | |
| 135 | GenDrivers[NumGenDrivers++] = InitFunc; |
| 136 | |
| 137 | return 1; |
| 138 | } |
| 139 | |
| 140 | int |
| 141 | KdXVListGenericAdaptors(KdScreenInfo * screen, KdVideoAdaptorPtr ** adaptors) |
| 142 | { |
| 143 | int i, j, n, num; |
| 144 | KdVideoAdaptorPtr *DrivAdap, *new; |
| 145 | |
| 146 | num = 0; |
| 147 | *adaptors = NULL; |
| 148 | for (i = 0; i < NumGenDrivers; i++) { |
| 149 | n = GenDrivers[i] (screen, &DrivAdap); |
| 150 | if (0 == n) |
| 151 | continue; |
| 152 | new = realloc(*adaptors, sizeof(KdVideoAdaptorPtr) * (num + n)); |
| 153 | if (NULL == new) |
| 154 | continue; |
| 155 | *adaptors = new; |
| 156 | for (j = 0; j < n; j++, num++) |
| 157 | (*adaptors)[num] = DrivAdap[j]; |
| 158 | } |
| 159 | return num; |
| 160 | } |
| 161 | |
| 162 | KdVideoAdaptorPtr |
| 163 | KdXVAllocateVideoAdaptorRec(KdScreenInfo * screen) |
| 164 | { |
| 165 | return calloc(1, sizeof(KdVideoAdaptorRec)); |
| 166 | } |
| 167 | |
| 168 | void |
| 169 | KdXVFreeVideoAdaptorRec(KdVideoAdaptorPtr ptr) |
| 170 | { |
| 171 | free(ptr); |
| 172 | } |
| 173 | |
| 174 | Bool |
| 175 | KdXVScreenInit(ScreenPtr pScreen, KdVideoAdaptorPtr * adaptors, int num) |
| 176 | { |
| 177 | KdXVScreenPtr ScreenPriv; |
| 178 | XvScreenPtr pxvs; |
| 179 | |
| 180 | /* fprintf(stderr,"KdXVScreenInit initializing %d adaptors\n",num); */ |
| 181 | |
| 182 | if (KdXVGeneration != serverGeneration) |
| 183 | KdXVGeneration = serverGeneration; |
| 184 | |
| 185 | if (noXvExtension) |
| 186 | return FALSE; |
| 187 | |
| 188 | if (!dixRegisterPrivateKey(&KdXVWindowKeyRec, PRIVATE_WINDOW, 0)) |
| 189 | return FALSE; |
| 190 | |
| 191 | if (Success != XvScreenInit(pScreen)) |
| 192 | return FALSE; |
| 193 | |
| 194 | KdXvScreenKey = XvGetScreenKey(); |
| 195 | PortResource = XvGetRTPort(); |
| 196 | |
| 197 | pxvs = GET_XV_SCREEN(pScreen); |
| 198 | |
| 199 | /* Anyone initializing the Xv layer must provide these two. |
| 200 | The Xv di layer calls them without even checking if they exist! */ |
| 201 | |
| 202 | pxvs->ddCloseScreen = KdXVCloseScreen; |
| 203 | pxvs->ddQueryAdaptors = KdXVQueryAdaptors; |
| 204 | |
| 205 | /* The Xv di layer provides us with a private hook so that we don't |
| 206 | have to allocate our own screen private. They also provide |
| 207 | a CloseScreen hook so that we don't have to wrap it. I'm not |
| 208 | sure that I appreciate that. */ |
| 209 | |
| 210 | ScreenPriv = malloc(sizeof(KdXVScreenRec)); |
| 211 | pxvs->devPriv.ptr = (pointer) ScreenPriv; |
| 212 | |
| 213 | if (!ScreenPriv) |
| 214 | return FALSE; |
| 215 | |
| 216 | ScreenPriv->CreateWindow = pScreen->CreateWindow; |
| 217 | ScreenPriv->DestroyWindow = pScreen->DestroyWindow; |
| 218 | ScreenPriv->WindowExposures = pScreen->WindowExposures; |
| 219 | ScreenPriv->ClipNotify = pScreen->ClipNotify; |
| 220 | |
| 221 | /* fprintf(stderr,"XV: Wrapping screen funcs\n"); */ |
| 222 | |
| 223 | pScreen->CreateWindow = KdXVCreateWindow; |
| 224 | pScreen->DestroyWindow = KdXVDestroyWindow; |
| 225 | pScreen->WindowExposures = KdXVWindowExposures; |
| 226 | pScreen->ClipNotify = KdXVClipNotify; |
| 227 | |
| 228 | if (!KdXVInitAdaptors(pScreen, adaptors, num)) |
| 229 | return FALSE; |
| 230 | |
| 231 | return TRUE; |
| 232 | } |
| 233 | |
| 234 | static void |
| 235 | KdXVFreeAdaptor(XvAdaptorPtr pAdaptor) |
| 236 | { |
| 237 | int i; |
| 238 | |
| 239 | free(pAdaptor->name); |
| 240 | |
| 241 | if (pAdaptor->pEncodings) { |
| 242 | XvEncodingPtr pEncode = pAdaptor->pEncodings; |
| 243 | |
| 244 | for (i = 0; i < pAdaptor->nEncodings; i++, pEncode++) { |
| 245 | free(pEncode->name); |
| 246 | } |
| 247 | free(pAdaptor->pEncodings); |
| 248 | } |
| 249 | |
| 250 | free(pAdaptor->pFormats); |
| 251 | |
| 252 | if (pAdaptor->pPorts) { |
| 253 | XvPortPtr pPort = pAdaptor->pPorts; |
| 254 | XvPortRecPrivatePtr pPriv; |
| 255 | |
| 256 | for (i = 0; i < pAdaptor->nPorts; i++, pPort++) { |
| 257 | pPriv = (XvPortRecPrivatePtr) pPort->devPriv.ptr; |
| 258 | if (pPriv) { |
| 259 | if (pPriv->clientClip) |
| 260 | RegionDestroy(pPriv->clientClip); |
| 261 | if (pPriv->pCompositeClip && pPriv->FreeCompositeClip) |
| 262 | RegionDestroy(pPriv->pCompositeClip); |
| 263 | free(pPriv); |
| 264 | } |
| 265 | } |
| 266 | free(pAdaptor->pPorts); |
| 267 | } |
| 268 | |
| 269 | if (pAdaptor->nAttributes) { |
| 270 | XvAttributePtr pAttribute = pAdaptor->pAttributes; |
| 271 | |
| 272 | for (i = 0; i < pAdaptor->nAttributes; i++, pAttribute++) { |
| 273 | free(pAttribute->name); |
| 274 | } |
| 275 | |
| 276 | free(pAdaptor->pAttributes); |
| 277 | } |
| 278 | |
| 279 | free(pAdaptor->pImages); |
| 280 | |
| 281 | free(pAdaptor->devPriv.ptr); |
| 282 | } |
| 283 | |
| 284 | static Bool |
| 285 | KdXVInitAdaptors(ScreenPtr pScreen, KdVideoAdaptorPtr * infoPtr, int number) |
| 286 | { |
| 287 | KdScreenPriv(pScreen); |
| 288 | KdScreenInfo *screen = pScreenPriv->screen; |
| 289 | |
| 290 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); |
| 291 | KdVideoAdaptorPtr adaptorPtr; |
| 292 | XvAdaptorPtr pAdaptor, pa; |
| 293 | XvAdaptorRecPrivatePtr adaptorPriv; |
| 294 | int na, numAdaptor; |
| 295 | XvPortRecPrivatePtr portPriv; |
| 296 | XvPortPtr pPort, pp; |
| 297 | int numPort; |
| 298 | KdAttributePtr attributePtr; |
| 299 | XvAttributePtr pAttribute, pat; |
| 300 | KdVideoFormatPtr formatPtr; |
| 301 | XvFormatPtr pFormat, pf; |
| 302 | int numFormat, totFormat; |
| 303 | KdVideoEncodingPtr encodingPtr; |
| 304 | XvEncodingPtr pEncode, pe; |
| 305 | KdImagePtr imagePtr; |
| 306 | XvImagePtr pImage, pi; |
| 307 | int numVisuals; |
| 308 | VisualPtr pVisual; |
| 309 | int i; |
| 310 | |
| 311 | pxvs->nAdaptors = 0; |
| 312 | pxvs->pAdaptors = NULL; |
| 313 | |
| 314 | if (!(pAdaptor = calloc(number, sizeof(XvAdaptorRec)))) |
| 315 | return FALSE; |
| 316 | |
| 317 | for (pa = pAdaptor, na = 0, numAdaptor = 0; na < number; na++, adaptorPtr++) { |
| 318 | adaptorPtr = infoPtr[na]; |
| 319 | |
| 320 | if (!adaptorPtr->StopVideo || !adaptorPtr->SetPortAttribute || |
| 321 | !adaptorPtr->GetPortAttribute || !adaptorPtr->QueryBestSize) |
| 322 | continue; |
| 323 | |
| 324 | /* client libs expect at least one encoding */ |
| 325 | if (!adaptorPtr->nEncodings || !adaptorPtr->pEncodings) |
| 326 | continue; |
| 327 | |
| 328 | pa->type = adaptorPtr->type; |
| 329 | |
| 330 | if (!adaptorPtr->PutVideo && !adaptorPtr->GetVideo) |
| 331 | pa->type &= ~XvVideoMask; |
| 332 | |
| 333 | if (!adaptorPtr->PutStill && !adaptorPtr->GetStill) |
| 334 | pa->type &= ~XvStillMask; |
| 335 | |
| 336 | if (!adaptorPtr->PutImage || !adaptorPtr->QueryImageAttributes) |
| 337 | pa->type &= ~XvImageMask; |
| 338 | |
| 339 | if (!adaptorPtr->PutVideo && !adaptorPtr->PutImage && |
| 340 | !adaptorPtr->PutStill) |
| 341 | pa->type &= ~XvInputMask; |
| 342 | |
| 343 | if (!adaptorPtr->GetVideo && !adaptorPtr->GetStill) |
| 344 | pa->type &= ~XvOutputMask; |
| 345 | |
| 346 | if (!(adaptorPtr->type & (XvPixmapMask | XvWindowMask))) |
| 347 | continue; |
| 348 | if (!(adaptorPtr->type & (XvImageMask | XvVideoMask | XvStillMask))) |
| 349 | continue; |
| 350 | |
| 351 | pa->pScreen = pScreen; |
| 352 | pa->ddAllocatePort = KdXVAllocatePort; |
| 353 | pa->ddFreePort = KdXVFreePort; |
| 354 | pa->ddPutVideo = KdXVPutVideo; |
| 355 | pa->ddPutStill = KdXVPutStill; |
| 356 | pa->ddGetVideo = KdXVGetVideo; |
| 357 | pa->ddGetStill = KdXVGetStill; |
| 358 | pa->ddStopVideo = KdXVStopVideo; |
| 359 | pa->ddPutImage = KdXVPutImage; |
| 360 | pa->ddSetPortAttribute = KdXVSetPortAttribute; |
| 361 | pa->ddGetPortAttribute = KdXVGetPortAttribute; |
| 362 | pa->ddQueryBestSize = KdXVQueryBestSize; |
| 363 | pa->ddQueryImageAttributes = KdXVQueryImageAttributes; |
| 364 | pa->name = strdup(adaptorPtr->name); |
| 365 | |
| 366 | if (adaptorPtr->nEncodings && |
| 367 | (pEncode = calloc(adaptorPtr->nEncodings, sizeof(XvEncodingRec)))) { |
| 368 | |
| 369 | for (pe = pEncode, encodingPtr = adaptorPtr->pEncodings, i = 0; |
| 370 | i < adaptorPtr->nEncodings; pe++, i++, encodingPtr++) { |
| 371 | pe->id = encodingPtr->id; |
| 372 | pe->pScreen = pScreen; |
| 373 | pe->name = strdup(encodingPtr->name); |
| 374 | pe->width = encodingPtr->width; |
| 375 | pe->height = encodingPtr->height; |
| 376 | pe->rate.numerator = encodingPtr->rate.numerator; |
| 377 | pe->rate.denominator = encodingPtr->rate.denominator; |
| 378 | } |
| 379 | pa->nEncodings = adaptorPtr->nEncodings; |
| 380 | pa->pEncodings = pEncode; |
| 381 | } |
| 382 | |
| 383 | if (adaptorPtr->nImages && |
| 384 | (pImage = calloc(adaptorPtr->nImages, sizeof(XvImageRec)))) { |
| 385 | |
| 386 | for (i = 0, pi = pImage, imagePtr = adaptorPtr->pImages; |
| 387 | i < adaptorPtr->nImages; i++, pi++, imagePtr++) { |
| 388 | pi->id = imagePtr->id; |
| 389 | pi->type = imagePtr->type; |
| 390 | pi->byte_order = imagePtr->byte_order; |
| 391 | memcpy(pi->guid, imagePtr->guid, 16); |
| 392 | pi->bits_per_pixel = imagePtr->bits_per_pixel; |
| 393 | pi->format = imagePtr->format; |
| 394 | pi->num_planes = imagePtr->num_planes; |
| 395 | pi->depth = imagePtr->depth; |
| 396 | pi->red_mask = imagePtr->red_mask; |
| 397 | pi->green_mask = imagePtr->green_mask; |
| 398 | pi->blue_mask = imagePtr->blue_mask; |
| 399 | pi->y_sample_bits = imagePtr->y_sample_bits; |
| 400 | pi->u_sample_bits = imagePtr->u_sample_bits; |
| 401 | pi->v_sample_bits = imagePtr->v_sample_bits; |
| 402 | pi->horz_y_period = imagePtr->horz_y_period; |
| 403 | pi->horz_u_period = imagePtr->horz_u_period; |
| 404 | pi->horz_v_period = imagePtr->horz_v_period; |
| 405 | pi->vert_y_period = imagePtr->vert_y_period; |
| 406 | pi->vert_u_period = imagePtr->vert_u_period; |
| 407 | pi->vert_v_period = imagePtr->vert_v_period; |
| 408 | memcpy(pi->component_order, imagePtr->component_order, 32); |
| 409 | pi->scanline_order = imagePtr->scanline_order; |
| 410 | } |
| 411 | pa->nImages = adaptorPtr->nImages; |
| 412 | pa->pImages = pImage; |
| 413 | } |
| 414 | |
| 415 | if (adaptorPtr->nAttributes && |
| 416 | (pAttribute = |
| 417 | calloc(adaptorPtr->nAttributes, sizeof(XvAttributeRec)))) { |
| 418 | for (pat = pAttribute, attributePtr = adaptorPtr->pAttributes, i = |
| 419 | 0; i < adaptorPtr->nAttributes; pat++, i++, attributePtr++) { |
| 420 | pat->flags = attributePtr->flags; |
| 421 | pat->min_value = attributePtr->min_value; |
| 422 | pat->max_value = attributePtr->max_value; |
| 423 | pat->name = strdup(attributePtr->name); |
| 424 | } |
| 425 | pa->nAttributes = adaptorPtr->nAttributes; |
| 426 | pa->pAttributes = pAttribute; |
| 427 | } |
| 428 | |
| 429 | totFormat = adaptorPtr->nFormats; |
| 430 | |
| 431 | if (!(pFormat = calloc(totFormat, sizeof(XvFormatRec)))) { |
| 432 | KdXVFreeAdaptor(pa); |
| 433 | continue; |
| 434 | } |
| 435 | for (pf = pFormat, i = 0, numFormat = 0, formatPtr = |
| 436 | adaptorPtr->pFormats; i < adaptorPtr->nFormats; i++, formatPtr++) { |
| 437 | numVisuals = pScreen->numVisuals; |
| 438 | pVisual = pScreen->visuals; |
| 439 | |
| 440 | while (numVisuals--) { |
| 441 | if ((pVisual->class == formatPtr->class) && |
| 442 | (pVisual->nplanes == formatPtr->depth)) { |
| 443 | |
| 444 | if (numFormat >= totFormat) { |
| 445 | void *moreSpace; |
| 446 | |
| 447 | totFormat *= 2; |
| 448 | moreSpace = realloc(pFormat, |
| 449 | totFormat * sizeof(XvFormatRec)); |
| 450 | if (!moreSpace) |
| 451 | break; |
| 452 | pFormat = moreSpace; |
| 453 | pf = pFormat + numFormat; |
| 454 | } |
| 455 | |
| 456 | pf->visual = pVisual->vid; |
| 457 | pf->depth = formatPtr->depth; |
| 458 | |
| 459 | pf++; |
| 460 | numFormat++; |
| 461 | } |
| 462 | pVisual++; |
| 463 | } |
| 464 | } |
| 465 | pa->nFormats = numFormat; |
| 466 | pa->pFormats = pFormat; |
| 467 | if (!numFormat) { |
| 468 | KdXVFreeAdaptor(pa); |
| 469 | continue; |
| 470 | } |
| 471 | |
| 472 | if (!(adaptorPriv = calloc(1, sizeof(XvAdaptorRecPrivate)))) { |
| 473 | KdXVFreeAdaptor(pa); |
| 474 | continue; |
| 475 | } |
| 476 | |
| 477 | adaptorPriv->flags = adaptorPtr->flags; |
| 478 | adaptorPriv->PutVideo = adaptorPtr->PutVideo; |
| 479 | adaptorPriv->PutStill = adaptorPtr->PutStill; |
| 480 | adaptorPriv->GetVideo = adaptorPtr->GetVideo; |
| 481 | adaptorPriv->GetStill = adaptorPtr->GetStill; |
| 482 | adaptorPriv->StopVideo = adaptorPtr->StopVideo; |
| 483 | adaptorPriv->SetPortAttribute = adaptorPtr->SetPortAttribute; |
| 484 | adaptorPriv->GetPortAttribute = adaptorPtr->GetPortAttribute; |
| 485 | adaptorPriv->QueryBestSize = adaptorPtr->QueryBestSize; |
| 486 | adaptorPriv->QueryImageAttributes = adaptorPtr->QueryImageAttributes; |
| 487 | adaptorPriv->PutImage = adaptorPtr->PutImage; |
| 488 | adaptorPriv->ReputImage = adaptorPtr->ReputImage; |
| 489 | |
| 490 | pa->devPriv.ptr = (pointer) adaptorPriv; |
| 491 | |
| 492 | if (!(pPort = calloc(adaptorPtr->nPorts, sizeof(XvPortRec)))) { |
| 493 | KdXVFreeAdaptor(pa); |
| 494 | continue; |
| 495 | } |
| 496 | for (pp = pPort, i = 0, numPort = 0; i < adaptorPtr->nPorts; i++) { |
| 497 | |
| 498 | if (!(pp->id = FakeClientID(0))) |
| 499 | continue; |
| 500 | |
| 501 | if (!(portPriv = calloc(1, sizeof(XvPortRecPrivate)))) |
| 502 | continue; |
| 503 | |
| 504 | if (!AddResource(pp->id, PortResource, pp)) { |
| 505 | free(portPriv); |
| 506 | continue; |
| 507 | } |
| 508 | |
| 509 | pp->pAdaptor = pa; |
| 510 | pp->pNotify = (XvPortNotifyPtr) NULL; |
| 511 | pp->pDraw = (DrawablePtr) NULL; |
| 512 | pp->client = (ClientPtr) NULL; |
| 513 | pp->grab.client = (ClientPtr) NULL; |
| 514 | pp->time = currentTime; |
| 515 | pp->devPriv.ptr = portPriv; |
| 516 | |
| 517 | portPriv->screen = screen; |
| 518 | portPriv->AdaptorRec = adaptorPriv; |
| 519 | portPriv->DevPriv.ptr = adaptorPtr->pPortPrivates[i].ptr; |
| 520 | |
| 521 | pp++; |
| 522 | numPort++; |
| 523 | } |
| 524 | pa->nPorts = numPort; |
| 525 | pa->pPorts = pPort; |
| 526 | if (!numPort) { |
| 527 | KdXVFreeAdaptor(pa); |
| 528 | continue; |
| 529 | } |
| 530 | |
| 531 | pa->base_id = pPort->id; |
| 532 | |
| 533 | pa++; |
| 534 | numAdaptor++; |
| 535 | } |
| 536 | |
| 537 | if (numAdaptor) { |
| 538 | pxvs->nAdaptors = numAdaptor; |
| 539 | pxvs->pAdaptors = pAdaptor; |
| 540 | } |
| 541 | else { |
| 542 | free(pAdaptor); |
| 543 | return FALSE; |
| 544 | } |
| 545 | |
| 546 | return TRUE; |
| 547 | } |
| 548 | |
| 549 | /* Video should be clipped to the intersection of the window cliplist |
| 550 | and the client cliplist specified in the GC for which the video was |
| 551 | initialized. When we need to reclip a window, the GC that started |
| 552 | the video may not even be around anymore. That's why we save the |
| 553 | client clip from the GC when the video is initialized. We then |
| 554 | use KdXVUpdateCompositeClip to calculate the new composite clip |
| 555 | when we need it. This is different from what DEC did. They saved |
| 556 | the GC and used it's clip list when they needed to reclip the window, |
| 557 | even if the client clip was different from the one the video was |
| 558 | initialized with. If the original GC was destroyed, they had to stop |
| 559 | the video. I like the new method better (MArk). |
| 560 | |
| 561 | This function only works for windows. Will need to rewrite when |
| 562 | (if) we support pixmap rendering. |
| 563 | */ |
| 564 | |
| 565 | static void |
| 566 | KdXVUpdateCompositeClip(XvPortRecPrivatePtr portPriv) |
| 567 | { |
| 568 | RegionPtr pregWin, pCompositeClip; |
| 569 | WindowPtr pWin; |
| 570 | Bool freeCompClip = FALSE; |
| 571 | |
| 572 | if (portPriv->pCompositeClip) |
| 573 | return; |
| 574 | |
| 575 | pWin = (WindowPtr) portPriv->pDraw; |
| 576 | |
| 577 | /* get window clip list */ |
| 578 | if (portPriv->subWindowMode == IncludeInferiors) { |
| 579 | pregWin = NotClippedByChildren(pWin); |
| 580 | freeCompClip = TRUE; |
| 581 | } |
| 582 | else |
| 583 | pregWin = &pWin->clipList; |
| 584 | |
| 585 | if (!portPriv->clientClip) { |
| 586 | portPriv->pCompositeClip = pregWin; |
| 587 | portPriv->FreeCompositeClip = freeCompClip; |
| 588 | return; |
| 589 | } |
| 590 | |
| 591 | pCompositeClip = RegionCreate(NullBox, 1); |
| 592 | RegionCopy(pCompositeClip, portPriv->clientClip); |
| 593 | RegionTranslate(pCompositeClip, |
| 594 | portPriv->pDraw->x + portPriv->clipOrg.x, |
| 595 | portPriv->pDraw->y + portPriv->clipOrg.y); |
| 596 | RegionIntersect(pCompositeClip, pregWin, pCompositeClip); |
| 597 | |
| 598 | portPriv->pCompositeClip = pCompositeClip; |
| 599 | portPriv->FreeCompositeClip = TRUE; |
| 600 | |
| 601 | if (freeCompClip) { |
| 602 | RegionDestroy(pregWin); |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | /* Save the current clientClip and update the CompositeClip whenever |
| 607 | we have a fresh GC */ |
| 608 | |
| 609 | static void |
| 610 | KdXVCopyClip(XvPortRecPrivatePtr portPriv, GCPtr pGC) |
| 611 | { |
| 612 | /* copy the new clip if it exists */ |
| 613 | if ((pGC->clientClipType == CT_REGION) && pGC->clientClip) { |
| 614 | if (!portPriv->clientClip) |
| 615 | portPriv->clientClip = RegionCreate(NullBox, 1); |
| 616 | /* Note: this is in window coordinates */ |
| 617 | RegionCopy(portPriv->clientClip, pGC->clientClip); |
| 618 | } |
| 619 | else if (portPriv->clientClip) { /* free the old clientClip */ |
| 620 | RegionDestroy(portPriv->clientClip); |
| 621 | portPriv->clientClip = NULL; |
| 622 | } |
| 623 | |
| 624 | /* get rid of the old clip list */ |
| 625 | if (portPriv->pCompositeClip && portPriv->FreeCompositeClip) { |
| 626 | RegionDestroy(portPriv->pCompositeClip); |
| 627 | } |
| 628 | |
| 629 | portPriv->clipOrg = pGC->clipOrg; |
| 630 | portPriv->pCompositeClip = pGC->pCompositeClip; |
| 631 | portPriv->FreeCompositeClip = FALSE; |
| 632 | portPriv->subWindowMode = pGC->subWindowMode; |
| 633 | } |
| 634 | |
| 635 | static int |
| 636 | KdXVRegetVideo(XvPortRecPrivatePtr portPriv) |
| 637 | { |
| 638 | RegionRec WinRegion; |
| 639 | RegionRec ClipRegion; |
| 640 | BoxRec WinBox; |
| 641 | int ret = Success; |
| 642 | Bool clippedAway = FALSE; |
| 643 | |
| 644 | KdXVUpdateCompositeClip(portPriv); |
| 645 | |
| 646 | /* translate the video region to the screen */ |
| 647 | WinBox.x1 = portPriv->pDraw->x + portPriv->drw_x; |
| 648 | WinBox.y1 = portPriv->pDraw->y + portPriv->drw_y; |
| 649 | WinBox.x2 = WinBox.x1 + portPriv->drw_w; |
| 650 | WinBox.y2 = WinBox.y1 + portPriv->drw_h; |
| 651 | |
| 652 | /* clip to the window composite clip */ |
| 653 | RegionInit(&WinRegion, &WinBox, 1); |
| 654 | RegionInit(&ClipRegion, NullBox, 1); |
| 655 | RegionIntersect(&ClipRegion, &WinRegion, portPriv->pCompositeClip); |
| 656 | |
| 657 | /* that's all if it's totally obscured */ |
| 658 | if (!RegionNotEmpty(&ClipRegion)) { |
| 659 | clippedAway = TRUE; |
| 660 | goto CLIP_VIDEO_BAILOUT; |
| 661 | } |
| 662 | |
| 663 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { |
| 664 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); |
| 665 | } |
| 666 | |
| 667 | ret = (*portPriv->AdaptorRec->GetVideo) (portPriv->screen, portPriv->pDraw, |
| 668 | portPriv->vid_x, portPriv->vid_y, |
| 669 | WinBox.x1, WinBox.y1, |
| 670 | portPriv->vid_w, portPriv->vid_h, |
| 671 | portPriv->drw_w, portPriv->drw_h, |
| 672 | &ClipRegion, |
| 673 | portPriv->DevPriv.ptr); |
| 674 | |
| 675 | if (ret == Success) |
| 676 | portPriv->isOn = XV_ON; |
| 677 | |
| 678 | CLIP_VIDEO_BAILOUT: |
| 679 | |
| 680 | if ((clippedAway || (ret != Success)) && portPriv->isOn == XV_ON) { |
| 681 | (*portPriv->AdaptorRec->StopVideo) (portPriv->screen, |
| 682 | portPriv->DevPriv.ptr, FALSE); |
| 683 | portPriv->isOn = XV_PENDING; |
| 684 | } |
| 685 | |
| 686 | /* This clip was copied and only good for one shot */ |
| 687 | if (!portPriv->FreeCompositeClip) |
| 688 | portPriv->pCompositeClip = NULL; |
| 689 | |
| 690 | RegionUninit(&WinRegion); |
| 691 | RegionUninit(&ClipRegion); |
| 692 | |
| 693 | return ret; |
| 694 | } |
| 695 | |
| 696 | static int |
| 697 | KdXVReputVideo(XvPortRecPrivatePtr portPriv) |
| 698 | { |
| 699 | RegionRec WinRegion; |
| 700 | RegionRec ClipRegion; |
| 701 | BoxRec WinBox; |
| 702 | ScreenPtr pScreen = portPriv->pDraw->pScreen; |
| 703 | |
| 704 | KdScreenPriv(pScreen); |
| 705 | KdScreenInfo *screen = pScreenPriv->screen; |
| 706 | int ret = Success; |
| 707 | Bool clippedAway = FALSE; |
| 708 | |
| 709 | KdXVUpdateCompositeClip(portPriv); |
| 710 | |
| 711 | /* translate the video region to the screen */ |
| 712 | WinBox.x1 = portPriv->pDraw->x + portPriv->drw_x; |
| 713 | WinBox.y1 = portPriv->pDraw->y + portPriv->drw_y; |
| 714 | WinBox.x2 = WinBox.x1 + portPriv->drw_w; |
| 715 | WinBox.y2 = WinBox.y1 + portPriv->drw_h; |
| 716 | |
| 717 | /* clip to the window composite clip */ |
| 718 | RegionInit(&WinRegion, &WinBox, 1); |
| 719 | RegionInit(&ClipRegion, NullBox, 1); |
| 720 | RegionIntersect(&ClipRegion, &WinRegion, portPriv->pCompositeClip); |
| 721 | |
| 722 | /* clip and translate to the viewport */ |
| 723 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { |
| 724 | RegionRec VPReg; |
| 725 | BoxRec VPBox; |
| 726 | |
| 727 | VPBox.x1 = 0; |
| 728 | VPBox.y1 = 0; |
| 729 | VPBox.x2 = screen->width; |
| 730 | VPBox.y2 = screen->height; |
| 731 | |
| 732 | RegionInit(&VPReg, &VPBox, 1); |
| 733 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); |
| 734 | RegionUninit(&VPReg); |
| 735 | } |
| 736 | |
| 737 | /* that's all if it's totally obscured */ |
| 738 | if (!RegionNotEmpty(&ClipRegion)) { |
| 739 | clippedAway = TRUE; |
| 740 | goto CLIP_VIDEO_BAILOUT; |
| 741 | } |
| 742 | |
| 743 | /* bailout if we have to clip but the hardware doesn't support it */ |
| 744 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { |
| 745 | BoxPtr clipBox = RegionRects(&ClipRegion); |
| 746 | |
| 747 | if ((RegionNumRects(&ClipRegion) != 1) || |
| 748 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || |
| 749 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { |
| 750 | clippedAway = TRUE; |
| 751 | goto CLIP_VIDEO_BAILOUT; |
| 752 | } |
| 753 | } |
| 754 | |
| 755 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { |
| 756 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); |
| 757 | } |
| 758 | |
| 759 | ret = (*portPriv->AdaptorRec->PutVideo) (portPriv->screen, portPriv->pDraw, |
| 760 | portPriv->vid_x, portPriv->vid_y, |
| 761 | WinBox.x1, WinBox.y1, |
| 762 | portPriv->vid_w, portPriv->vid_h, |
| 763 | portPriv->drw_w, portPriv->drw_h, |
| 764 | &ClipRegion, |
| 765 | portPriv->DevPriv.ptr); |
| 766 | |
| 767 | if (ret == Success) |
| 768 | portPriv->isOn = XV_ON; |
| 769 | |
| 770 | CLIP_VIDEO_BAILOUT: |
| 771 | |
| 772 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { |
| 773 | (*portPriv->AdaptorRec->StopVideo) (portPriv->screen, |
| 774 | portPriv->DevPriv.ptr, FALSE); |
| 775 | portPriv->isOn = XV_PENDING; |
| 776 | } |
| 777 | |
| 778 | /* This clip was copied and only good for one shot */ |
| 779 | if (!portPriv->FreeCompositeClip) |
| 780 | portPriv->pCompositeClip = NULL; |
| 781 | |
| 782 | RegionUninit(&WinRegion); |
| 783 | RegionUninit(&ClipRegion); |
| 784 | |
| 785 | return ret; |
| 786 | } |
| 787 | |
| 788 | static int |
| 789 | KdXVReputImage(XvPortRecPrivatePtr portPriv) |
| 790 | { |
| 791 | RegionRec WinRegion; |
| 792 | RegionRec ClipRegion; |
| 793 | BoxRec WinBox; |
| 794 | ScreenPtr pScreen = portPriv->pDraw->pScreen; |
| 795 | |
| 796 | KdScreenPriv(pScreen); |
| 797 | KdScreenInfo *screen = pScreenPriv->screen; |
| 798 | int ret = Success; |
| 799 | Bool clippedAway = FALSE; |
| 800 | |
| 801 | KdXVUpdateCompositeClip(portPriv); |
| 802 | |
| 803 | /* translate the video region to the screen */ |
| 804 | WinBox.x1 = portPriv->pDraw->x + portPriv->drw_x; |
| 805 | WinBox.y1 = portPriv->pDraw->y + portPriv->drw_y; |
| 806 | WinBox.x2 = WinBox.x1 + portPriv->drw_w; |
| 807 | WinBox.y2 = WinBox.y1 + portPriv->drw_h; |
| 808 | |
| 809 | /* clip to the window composite clip */ |
| 810 | RegionInit(&WinRegion, &WinBox, 1); |
| 811 | RegionInit(&ClipRegion, NullBox, 1); |
| 812 | RegionIntersect(&ClipRegion, &WinRegion, portPriv->pCompositeClip); |
| 813 | |
| 814 | /* clip and translate to the viewport */ |
| 815 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { |
| 816 | RegionRec VPReg; |
| 817 | BoxRec VPBox; |
| 818 | |
| 819 | VPBox.x1 = 0; |
| 820 | VPBox.y1 = 0; |
| 821 | VPBox.x2 = screen->width; |
| 822 | VPBox.y2 = screen->height; |
| 823 | |
| 824 | RegionInit(&VPReg, &VPBox, 1); |
| 825 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); |
| 826 | RegionUninit(&VPReg); |
| 827 | } |
| 828 | |
| 829 | /* that's all if it's totally obscured */ |
| 830 | if (!RegionNotEmpty(&ClipRegion)) { |
| 831 | clippedAway = TRUE; |
| 832 | goto CLIP_VIDEO_BAILOUT; |
| 833 | } |
| 834 | |
| 835 | /* bailout if we have to clip but the hardware doesn't support it */ |
| 836 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { |
| 837 | BoxPtr clipBox = RegionRects(&ClipRegion); |
| 838 | |
| 839 | if ((RegionNumRects(&ClipRegion) != 1) || |
| 840 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || |
| 841 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { |
| 842 | clippedAway = TRUE; |
| 843 | goto CLIP_VIDEO_BAILOUT; |
| 844 | } |
| 845 | } |
| 846 | |
| 847 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { |
| 848 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); |
| 849 | } |
| 850 | |
| 851 | ret = |
| 852 | (*portPriv->AdaptorRec->ReputImage) (portPriv->screen, portPriv->pDraw, |
| 853 | WinBox.x1, WinBox.y1, &ClipRegion, |
| 854 | portPriv->DevPriv.ptr); |
| 855 | |
| 856 | portPriv->isOn = (ret == Success) ? XV_ON : XV_OFF; |
| 857 | |
| 858 | CLIP_VIDEO_BAILOUT: |
| 859 | |
| 860 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { |
| 861 | (*portPriv->AdaptorRec->StopVideo) (portPriv->screen, |
| 862 | portPriv->DevPriv.ptr, FALSE); |
| 863 | portPriv->isOn = XV_PENDING; |
| 864 | } |
| 865 | |
| 866 | /* This clip was copied and only good for one shot */ |
| 867 | if (!portPriv->FreeCompositeClip) |
| 868 | portPriv->pCompositeClip = NULL; |
| 869 | |
| 870 | RegionUninit(&WinRegion); |
| 871 | RegionUninit(&ClipRegion); |
| 872 | |
| 873 | return ret; |
| 874 | } |
| 875 | |
| 876 | static int |
| 877 | KdXVReputAllVideo(WindowPtr pWin, pointer data) |
| 878 | { |
| 879 | KdXVWindowPtr WinPriv; |
| 880 | |
| 881 | if (pWin->drawable.type != DRAWABLE_WINDOW) |
| 882 | return WT_DONTWALKCHILDREN; |
| 883 | |
| 884 | WinPriv = GET_KDXV_WINDOW(pWin); |
| 885 | |
| 886 | while (WinPriv) { |
| 887 | if (WinPriv->PortRec->type == XvInputMask) |
| 888 | KdXVReputVideo(WinPriv->PortRec); |
| 889 | else |
| 890 | KdXVRegetVideo(WinPriv->PortRec); |
| 891 | WinPriv = WinPriv->next; |
| 892 | } |
| 893 | |
| 894 | return WT_WALKCHILDREN; |
| 895 | } |
| 896 | |
| 897 | static int |
| 898 | KdXVEnlistPortInWindow(WindowPtr pWin, XvPortRecPrivatePtr portPriv) |
| 899 | { |
| 900 | KdXVWindowPtr winPriv, PrivRoot; |
| 901 | |
| 902 | winPriv = PrivRoot = GET_KDXV_WINDOW(pWin); |
| 903 | |
| 904 | /* Enlist our port in the window private */ |
| 905 | while (winPriv) { |
| 906 | if (winPriv->PortRec == portPriv) /* we're already listed */ |
| 907 | break; |
| 908 | winPriv = winPriv->next; |
| 909 | } |
| 910 | |
| 911 | if (!winPriv) { |
| 912 | winPriv = malloc(sizeof(KdXVWindowRec)); |
| 913 | if (!winPriv) |
| 914 | return BadAlloc; |
| 915 | winPriv->PortRec = portPriv; |
| 916 | winPriv->next = PrivRoot; |
| 917 | dixSetPrivate(&pWin->devPrivates, KdXVWindowKey, winPriv); |
| 918 | } |
| 919 | return Success; |
| 920 | } |
| 921 | |
| 922 | static void |
| 923 | KdXVRemovePortFromWindow(WindowPtr pWin, XvPortRecPrivatePtr portPriv) |
| 924 | { |
| 925 | KdXVWindowPtr winPriv, prevPriv = NULL; |
| 926 | |
| 927 | winPriv = GET_KDXV_WINDOW(pWin); |
| 928 | |
| 929 | while (winPriv) { |
| 930 | if (winPriv->PortRec == portPriv) { |
| 931 | if (prevPriv) |
| 932 | prevPriv->next = winPriv->next; |
| 933 | else |
| 934 | dixSetPrivate(&pWin->devPrivates, KdXVWindowKey, winPriv->next); |
| 935 | free(winPriv); |
| 936 | break; |
| 937 | } |
| 938 | prevPriv = winPriv; |
| 939 | winPriv = winPriv->next; |
| 940 | } |
| 941 | portPriv->pDraw = NULL; |
| 942 | } |
| 943 | |
| 944 | /**** ScreenRec fields ****/ |
| 945 | |
| 946 | static Bool |
| 947 | KdXVCreateWindow(WindowPtr pWin) |
| 948 | { |
| 949 | ScreenPtr pScreen = pWin->drawable.pScreen; |
| 950 | KdXVScreenPtr ScreenPriv = GET_KDXV_SCREEN(pScreen); |
| 951 | int ret; |
| 952 | |
| 953 | pScreen->CreateWindow = ScreenPriv->CreateWindow; |
| 954 | ret = (*pScreen->CreateWindow) (pWin); |
| 955 | pScreen->CreateWindow = KdXVCreateWindow; |
| 956 | |
| 957 | if (ret) |
| 958 | dixSetPrivate(&pWin->devPrivates, KdXVWindowKey, NULL); |
| 959 | |
| 960 | return ret; |
| 961 | } |
| 962 | |
| 963 | static Bool |
| 964 | KdXVDestroyWindow(WindowPtr pWin) |
| 965 | { |
| 966 | ScreenPtr pScreen = pWin->drawable.pScreen; |
| 967 | KdXVScreenPtr ScreenPriv = GET_KDXV_SCREEN(pScreen); |
| 968 | KdXVWindowPtr tmp, WinPriv = GET_KDXV_WINDOW(pWin); |
| 969 | int ret; |
| 970 | |
| 971 | while (WinPriv) { |
| 972 | XvPortRecPrivatePtr pPriv = WinPriv->PortRec; |
| 973 | |
| 974 | if (pPriv->isOn > XV_OFF) { |
| 975 | (*pPriv->AdaptorRec->StopVideo) (pPriv->screen, pPriv->DevPriv.ptr, |
| 976 | TRUE); |
| 977 | pPriv->isOn = XV_OFF; |
| 978 | } |
| 979 | |
| 980 | pPriv->pDraw = NULL; |
| 981 | tmp = WinPriv; |
| 982 | WinPriv = WinPriv->next; |
| 983 | free(tmp); |
| 984 | } |
| 985 | |
| 986 | dixSetPrivate(&pWin->devPrivates, KdXVWindowKey, NULL); |
| 987 | |
| 988 | pScreen->DestroyWindow = ScreenPriv->DestroyWindow; |
| 989 | ret = (*pScreen->DestroyWindow) (pWin); |
| 990 | pScreen->DestroyWindow = KdXVDestroyWindow; |
| 991 | |
| 992 | return ret; |
| 993 | } |
| 994 | |
| 995 | static void |
| 996 | KdXVWindowExposures(WindowPtr pWin, RegionPtr reg1, RegionPtr reg2) |
| 997 | { |
| 998 | ScreenPtr pScreen = pWin->drawable.pScreen; |
| 999 | KdXVScreenPtr ScreenPriv = GET_KDXV_SCREEN(pScreen); |
| 1000 | KdXVWindowPtr WinPriv = GET_KDXV_WINDOW(pWin); |
| 1001 | KdXVWindowPtr pPrev; |
| 1002 | XvPortRecPrivatePtr pPriv; |
| 1003 | Bool AreasExposed; |
| 1004 | |
| 1005 | AreasExposed = (WinPriv && reg1 && RegionNotEmpty(reg1)); |
| 1006 | |
| 1007 | pScreen->WindowExposures = ScreenPriv->WindowExposures; |
| 1008 | (*pScreen->WindowExposures) (pWin, reg1, reg2); |
| 1009 | pScreen->WindowExposures = KdXVWindowExposures; |
| 1010 | |
| 1011 | /* filter out XClearWindow/Area */ |
| 1012 | if (!pWin->valdata) |
| 1013 | return; |
| 1014 | |
| 1015 | pPrev = NULL; |
| 1016 | |
| 1017 | while (WinPriv) { |
| 1018 | pPriv = WinPriv->PortRec; |
| 1019 | |
| 1020 | /* Reput anyone with a reput function */ |
| 1021 | |
| 1022 | switch (pPriv->type) { |
| 1023 | case XvInputMask: |
| 1024 | KdXVReputVideo(pPriv); |
| 1025 | break; |
| 1026 | case XvOutputMask: |
| 1027 | KdXVRegetVideo(pPriv); |
| 1028 | break; |
| 1029 | default: /* overlaid still/image */ |
| 1030 | if (pPriv->AdaptorRec->ReputImage) |
| 1031 | KdXVReputImage(pPriv); |
| 1032 | else if (AreasExposed) { |
| 1033 | KdXVWindowPtr tmp; |
| 1034 | |
| 1035 | if (pPriv->isOn == XV_ON) { |
| 1036 | (*pPriv->AdaptorRec->StopVideo) (pPriv->screen, |
| 1037 | pPriv->DevPriv.ptr, FALSE); |
| 1038 | pPriv->isOn = XV_PENDING; |
| 1039 | } |
| 1040 | pPriv->pDraw = NULL; |
| 1041 | |
| 1042 | if (!pPrev) |
| 1043 | dixSetPrivate(&pWin->devPrivates, KdXVWindowKey, |
| 1044 | WinPriv->next); |
| 1045 | else |
| 1046 | pPrev->next = WinPriv->next; |
| 1047 | tmp = WinPriv; |
| 1048 | WinPriv = WinPriv->next; |
| 1049 | free(tmp); |
| 1050 | continue; |
| 1051 | } |
| 1052 | break; |
| 1053 | } |
| 1054 | pPrev = WinPriv; |
| 1055 | WinPriv = WinPriv->next; |
| 1056 | } |
| 1057 | } |
| 1058 | |
| 1059 | static void |
| 1060 | KdXVClipNotify(WindowPtr pWin, int dx, int dy) |
| 1061 | { |
| 1062 | ScreenPtr pScreen = pWin->drawable.pScreen; |
| 1063 | KdXVScreenPtr ScreenPriv = GET_KDXV_SCREEN(pScreen); |
| 1064 | KdXVWindowPtr WinPriv = GET_KDXV_WINDOW(pWin); |
| 1065 | KdXVWindowPtr tmp, pPrev = NULL; |
| 1066 | XvPortRecPrivatePtr pPriv; |
| 1067 | Bool visible = (pWin->visibility == VisibilityUnobscured) || |
| 1068 | (pWin->visibility == VisibilityPartiallyObscured); |
| 1069 | |
| 1070 | while (WinPriv) { |
| 1071 | pPriv = WinPriv->PortRec; |
| 1072 | |
| 1073 | if (pPriv->pCompositeClip && pPriv->FreeCompositeClip) |
| 1074 | RegionDestroy(pPriv->pCompositeClip); |
| 1075 | |
| 1076 | pPriv->pCompositeClip = NULL; |
| 1077 | |
| 1078 | /* Stop everything except images, but stop them too if the |
| 1079 | window isn't visible. But we only remove the images. */ |
| 1080 | |
| 1081 | if (pPriv->type || !visible) { |
| 1082 | if (pPriv->isOn == XV_ON) { |
| 1083 | (*pPriv->AdaptorRec->StopVideo) (pPriv->screen, |
| 1084 | pPriv->DevPriv.ptr, FALSE); |
| 1085 | pPriv->isOn = XV_PENDING; |
| 1086 | } |
| 1087 | |
| 1088 | if (!pPriv->type) { /* overlaid still/image */ |
| 1089 | pPriv->pDraw = NULL; |
| 1090 | |
| 1091 | if (!pPrev) |
| 1092 | dixSetPrivate(&pWin->devPrivates, KdXVWindowKey, |
| 1093 | WinPriv->next); |
| 1094 | else |
| 1095 | pPrev->next = WinPriv->next; |
| 1096 | tmp = WinPriv; |
| 1097 | WinPriv = WinPriv->next; |
| 1098 | free(tmp); |
| 1099 | continue; |
| 1100 | } |
| 1101 | } |
| 1102 | |
| 1103 | pPrev = WinPriv; |
| 1104 | WinPriv = WinPriv->next; |
| 1105 | } |
| 1106 | |
| 1107 | if (ScreenPriv->ClipNotify) { |
| 1108 | pScreen->ClipNotify = ScreenPriv->ClipNotify; |
| 1109 | (*pScreen->ClipNotify) (pWin, dx, dy); |
| 1110 | pScreen->ClipNotify = KdXVClipNotify; |
| 1111 | } |
| 1112 | } |
| 1113 | |
| 1114 | /**** Required XvScreenRec fields ****/ |
| 1115 | |
| 1116 | static Bool |
| 1117 | KdXVCloseScreen(ScreenPtr pScreen) |
| 1118 | { |
| 1119 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); |
| 1120 | KdXVScreenPtr ScreenPriv = GET_KDXV_SCREEN(pScreen); |
| 1121 | XvAdaptorPtr pa; |
| 1122 | int c; |
| 1123 | |
| 1124 | if (!ScreenPriv) |
| 1125 | return TRUE; |
| 1126 | |
| 1127 | pScreen->CreateWindow = ScreenPriv->CreateWindow; |
| 1128 | pScreen->DestroyWindow = ScreenPriv->DestroyWindow; |
| 1129 | pScreen->WindowExposures = ScreenPriv->WindowExposures; |
| 1130 | pScreen->ClipNotify = ScreenPriv->ClipNotify; |
| 1131 | |
| 1132 | /* fprintf(stderr,"XV: Unwrapping screen funcs\n"); */ |
| 1133 | |
| 1134 | for (c = 0, pa = pxvs->pAdaptors; c < pxvs->nAdaptors; c++, pa++) { |
| 1135 | KdXVFreeAdaptor(pa); |
| 1136 | } |
| 1137 | |
| 1138 | free(pxvs->pAdaptors); |
| 1139 | free(ScreenPriv); |
| 1140 | |
| 1141 | return TRUE; |
| 1142 | } |
| 1143 | |
| 1144 | static int |
| 1145 | KdXVQueryAdaptors(ScreenPtr pScreen, |
| 1146 | XvAdaptorPtr * p_pAdaptors, int *p_nAdaptors) |
| 1147 | { |
| 1148 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); |
| 1149 | |
| 1150 | *p_nAdaptors = pxvs->nAdaptors; |
| 1151 | *p_pAdaptors = pxvs->pAdaptors; |
| 1152 | |
| 1153 | return Success; |
| 1154 | } |
| 1155 | |
| 1156 | static Bool |
| 1157 | KdXVRunning(ScreenPtr pScreen) |
| 1158 | { |
| 1159 | return (KdXVGeneration == serverGeneration && GET_XV_SCREEN(pScreen) != 0); |
| 1160 | } |
| 1161 | |
| 1162 | Bool |
| 1163 | KdXVEnable(ScreenPtr pScreen) |
| 1164 | { |
| 1165 | if (!KdXVRunning(pScreen)) |
| 1166 | return TRUE; |
| 1167 | |
| 1168 | WalkTree(pScreen, KdXVReputAllVideo, 0); |
| 1169 | |
| 1170 | return TRUE; |
| 1171 | } |
| 1172 | |
| 1173 | void |
| 1174 | KdXVDisable(ScreenPtr pScreen) |
| 1175 | { |
| 1176 | XvScreenPtr pxvs; |
| 1177 | XvAdaptorPtr pAdaptor; |
| 1178 | XvPortPtr pPort; |
| 1179 | XvPortRecPrivatePtr pPriv; |
| 1180 | int i, j; |
| 1181 | |
| 1182 | if (!KdXVRunning(pScreen)) |
| 1183 | return; |
| 1184 | |
| 1185 | pxvs = GET_XV_SCREEN(pScreen); |
| 1186 | |
| 1187 | for (i = 0; i < pxvs->nAdaptors; i++) { |
| 1188 | pAdaptor = &pxvs->pAdaptors[i]; |
| 1189 | for (j = 0; j < pAdaptor->nPorts; j++) { |
| 1190 | pPort = &pAdaptor->pPorts[j]; |
| 1191 | pPriv = (XvPortRecPrivatePtr) pPort->devPriv.ptr; |
| 1192 | if (pPriv->isOn > XV_OFF) { |
| 1193 | |
| 1194 | (*pPriv->AdaptorRec->StopVideo) (pPriv->screen, |
| 1195 | pPriv->DevPriv.ptr, TRUE); |
| 1196 | pPriv->isOn = XV_OFF; |
| 1197 | |
| 1198 | if (pPriv->pCompositeClip && pPriv->FreeCompositeClip) |
| 1199 | RegionDestroy(pPriv->pCompositeClip); |
| 1200 | |
| 1201 | pPriv->pCompositeClip = NULL; |
| 1202 | |
| 1203 | if (!pPriv->type && pPriv->pDraw) { /* still */ |
| 1204 | KdXVRemovePortFromWindow((WindowPtr) pPriv->pDraw, pPriv); |
| 1205 | } |
| 1206 | } |
| 1207 | } |
| 1208 | } |
| 1209 | } |
| 1210 | |
| 1211 | /**** XvAdaptorRec fields ****/ |
| 1212 | |
| 1213 | static int |
| 1214 | KdXVAllocatePort(unsigned long port, XvPortPtr pPort, XvPortPtr * ppPort) |
| 1215 | { |
| 1216 | *ppPort = pPort; |
| 1217 | return Success; |
| 1218 | } |
| 1219 | |
| 1220 | static int |
| 1221 | KdXVFreePort(XvPortPtr pPort) |
| 1222 | { |
| 1223 | return Success; |
| 1224 | } |
| 1225 | |
| 1226 | static int |
| 1227 | KdXVPutVideo(ClientPtr client, |
| 1228 | DrawablePtr pDraw, |
| 1229 | XvPortPtr pPort, |
| 1230 | GCPtr pGC, |
| 1231 | INT16 vid_x, INT16 vid_y, |
| 1232 | CARD16 vid_w, CARD16 vid_h, |
| 1233 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) |
| 1234 | { |
| 1235 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1236 | |
| 1237 | KdScreenPriv(portPriv->screen->pScreen); |
| 1238 | int result; |
| 1239 | |
| 1240 | /* No dumping video to pixmaps... For now anyhow */ |
| 1241 | if (pDraw->type != DRAWABLE_WINDOW) { |
| 1242 | pPort->pDraw = (DrawablePtr) NULL; |
| 1243 | return BadAlloc; |
| 1244 | } |
| 1245 | |
| 1246 | /* If we are changing windows, unregister our port in the old window */ |
| 1247 | if (portPriv->pDraw && (portPriv->pDraw != pDraw)) |
| 1248 | KdXVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); |
| 1249 | |
| 1250 | /* Register our port with the new window */ |
| 1251 | result = KdXVEnlistPortInWindow((WindowPtr) pDraw, portPriv); |
| 1252 | if (result != Success) |
| 1253 | return result; |
| 1254 | |
| 1255 | portPriv->pDraw = pDraw; |
| 1256 | portPriv->type = XvInputMask; |
| 1257 | |
| 1258 | /* save a copy of these parameters */ |
| 1259 | portPriv->vid_x = vid_x; |
| 1260 | portPriv->vid_y = vid_y; |
| 1261 | portPriv->vid_w = vid_w; |
| 1262 | portPriv->vid_h = vid_h; |
| 1263 | portPriv->drw_x = drw_x; |
| 1264 | portPriv->drw_y = drw_y; |
| 1265 | portPriv->drw_w = drw_w; |
| 1266 | portPriv->drw_h = drw_h; |
| 1267 | |
| 1268 | /* make sure we have the most recent copy of the clientClip */ |
| 1269 | KdXVCopyClip(portPriv, pGC); |
| 1270 | |
| 1271 | /* To indicate to the DI layer that we were successful */ |
| 1272 | pPort->pDraw = pDraw; |
| 1273 | |
| 1274 | if (!pScreenPriv->enabled) |
| 1275 | return Success; |
| 1276 | |
| 1277 | return (KdXVReputVideo(portPriv)); |
| 1278 | } |
| 1279 | |
| 1280 | static int |
| 1281 | KdXVPutStill(ClientPtr client, |
| 1282 | DrawablePtr pDraw, |
| 1283 | XvPortPtr pPort, |
| 1284 | GCPtr pGC, |
| 1285 | INT16 vid_x, INT16 vid_y, |
| 1286 | CARD16 vid_w, CARD16 vid_h, |
| 1287 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) |
| 1288 | { |
| 1289 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1290 | ScreenPtr pScreen = pDraw->pScreen; |
| 1291 | |
| 1292 | KdScreenPriv(pScreen); |
| 1293 | KdScreenInfo *screen = pScreenPriv->screen; |
| 1294 | RegionRec WinRegion; |
| 1295 | RegionRec ClipRegion; |
| 1296 | BoxRec WinBox; |
| 1297 | int ret = Success; |
| 1298 | Bool clippedAway = FALSE; |
| 1299 | |
| 1300 | if (pDraw->type != DRAWABLE_WINDOW) |
| 1301 | return BadAlloc; |
| 1302 | |
| 1303 | if (!pScreenPriv->enabled) |
| 1304 | return Success; |
| 1305 | |
| 1306 | WinBox.x1 = pDraw->x + drw_x; |
| 1307 | WinBox.y1 = pDraw->y + drw_y; |
| 1308 | WinBox.x2 = WinBox.x1 + drw_w; |
| 1309 | WinBox.y2 = WinBox.y1 + drw_h; |
| 1310 | |
| 1311 | RegionInit(&WinRegion, &WinBox, 1); |
| 1312 | RegionInit(&ClipRegion, NullBox, 1); |
| 1313 | RegionIntersect(&ClipRegion, &WinRegion, pGC->pCompositeClip); |
| 1314 | |
| 1315 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { |
| 1316 | RegionRec VPReg; |
| 1317 | BoxRec VPBox; |
| 1318 | |
| 1319 | VPBox.x1 = 0; |
| 1320 | VPBox.y1 = 0; |
| 1321 | VPBox.x2 = screen->width; |
| 1322 | VPBox.y2 = screen->height; |
| 1323 | |
| 1324 | RegionInit(&VPReg, &VPBox, 1); |
| 1325 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); |
| 1326 | RegionUninit(&VPReg); |
| 1327 | } |
| 1328 | |
| 1329 | if (portPriv->pDraw) { |
| 1330 | KdXVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); |
| 1331 | } |
| 1332 | |
| 1333 | if (!RegionNotEmpty(&ClipRegion)) { |
| 1334 | clippedAway = TRUE; |
| 1335 | goto PUT_STILL_BAILOUT; |
| 1336 | } |
| 1337 | |
| 1338 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { |
| 1339 | BoxPtr clipBox = RegionRects(&ClipRegion); |
| 1340 | |
| 1341 | if ((RegionNumRects(&ClipRegion) != 1) || |
| 1342 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || |
| 1343 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { |
| 1344 | clippedAway = TRUE; |
| 1345 | goto PUT_STILL_BAILOUT; |
| 1346 | } |
| 1347 | } |
| 1348 | |
| 1349 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { |
| 1350 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); |
| 1351 | } |
| 1352 | |
| 1353 | ret = (*portPriv->AdaptorRec->PutStill) (portPriv->screen, pDraw, |
| 1354 | vid_x, vid_y, WinBox.x1, WinBox.y1, |
| 1355 | vid_w, vid_h, drw_w, drw_h, |
| 1356 | &ClipRegion, |
| 1357 | portPriv->DevPriv.ptr); |
| 1358 | |
| 1359 | if ((ret == Success) && |
| 1360 | (portPriv->AdaptorRec->flags & VIDEO_OVERLAID_STILLS)) { |
| 1361 | |
| 1362 | KdXVEnlistPortInWindow((WindowPtr) pDraw, portPriv); |
| 1363 | portPriv->isOn = XV_ON; |
| 1364 | portPriv->pDraw = pDraw; |
| 1365 | portPriv->drw_x = drw_x; |
| 1366 | portPriv->drw_y = drw_y; |
| 1367 | portPriv->drw_w = drw_w; |
| 1368 | portPriv->drw_h = drw_h; |
| 1369 | portPriv->type = 0; /* no mask means it's transient and should |
| 1370 | not be reput once it's removed */ |
| 1371 | pPort->pDraw = pDraw; /* make sure we can get stop requests */ |
| 1372 | } |
| 1373 | |
| 1374 | PUT_STILL_BAILOUT: |
| 1375 | |
| 1376 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { |
| 1377 | (*portPriv->AdaptorRec->StopVideo) (portPriv->screen, |
| 1378 | portPriv->DevPriv.ptr, FALSE); |
| 1379 | portPriv->isOn = XV_PENDING; |
| 1380 | } |
| 1381 | |
| 1382 | RegionUninit(&WinRegion); |
| 1383 | RegionUninit(&ClipRegion); |
| 1384 | |
| 1385 | return ret; |
| 1386 | } |
| 1387 | |
| 1388 | static int |
| 1389 | KdXVGetVideo(ClientPtr client, |
| 1390 | DrawablePtr pDraw, |
| 1391 | XvPortPtr pPort, |
| 1392 | GCPtr pGC, |
| 1393 | INT16 vid_x, INT16 vid_y, |
| 1394 | CARD16 vid_w, CARD16 vid_h, |
| 1395 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) |
| 1396 | { |
| 1397 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1398 | int result; |
| 1399 | |
| 1400 | KdScreenPriv(portPriv->screen->pScreen); |
| 1401 | |
| 1402 | /* No pixmaps... For now anyhow */ |
| 1403 | if (pDraw->type != DRAWABLE_WINDOW) { |
| 1404 | pPort->pDraw = (DrawablePtr) NULL; |
| 1405 | return BadAlloc; |
| 1406 | } |
| 1407 | |
| 1408 | /* If we are changing windows, unregister our port in the old window */ |
| 1409 | if (portPriv->pDraw && (portPriv->pDraw != pDraw)) |
| 1410 | KdXVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); |
| 1411 | |
| 1412 | /* Register our port with the new window */ |
| 1413 | result = KdXVEnlistPortInWindow((WindowPtr) pDraw, portPriv); |
| 1414 | if (result != Success) |
| 1415 | return result; |
| 1416 | |
| 1417 | portPriv->pDraw = pDraw; |
| 1418 | portPriv->type = XvOutputMask; |
| 1419 | |
| 1420 | /* save a copy of these parameters */ |
| 1421 | portPriv->vid_x = vid_x; |
| 1422 | portPriv->vid_y = vid_y; |
| 1423 | portPriv->vid_w = vid_w; |
| 1424 | portPriv->vid_h = vid_h; |
| 1425 | portPriv->drw_x = drw_x; |
| 1426 | portPriv->drw_y = drw_y; |
| 1427 | portPriv->drw_w = drw_w; |
| 1428 | portPriv->drw_h = drw_h; |
| 1429 | |
| 1430 | /* make sure we have the most recent copy of the clientClip */ |
| 1431 | KdXVCopyClip(portPriv, pGC); |
| 1432 | |
| 1433 | /* To indicate to the DI layer that we were successful */ |
| 1434 | pPort->pDraw = pDraw; |
| 1435 | |
| 1436 | if (!pScreenPriv->enabled) |
| 1437 | return Success; |
| 1438 | |
| 1439 | return (KdXVRegetVideo(portPriv)); |
| 1440 | } |
| 1441 | |
| 1442 | static int |
| 1443 | KdXVGetStill(ClientPtr client, |
| 1444 | DrawablePtr pDraw, |
| 1445 | XvPortPtr pPort, |
| 1446 | GCPtr pGC, |
| 1447 | INT16 vid_x, INT16 vid_y, |
| 1448 | CARD16 vid_w, CARD16 vid_h, |
| 1449 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) |
| 1450 | { |
| 1451 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1452 | ScreenPtr pScreen = pDraw->pScreen; |
| 1453 | |
| 1454 | KdScreenPriv(pScreen); |
| 1455 | RegionRec WinRegion; |
| 1456 | RegionRec ClipRegion; |
| 1457 | BoxRec WinBox; |
| 1458 | int ret = Success; |
| 1459 | Bool clippedAway = FALSE; |
| 1460 | |
| 1461 | if (pDraw->type != DRAWABLE_WINDOW) |
| 1462 | return BadAlloc; |
| 1463 | |
| 1464 | if (!pScreenPriv->enabled) |
| 1465 | return Success; |
| 1466 | |
| 1467 | WinBox.x1 = pDraw->x + drw_x; |
| 1468 | WinBox.y1 = pDraw->y + drw_y; |
| 1469 | WinBox.x2 = WinBox.x1 + drw_w; |
| 1470 | WinBox.y2 = WinBox.y1 + drw_h; |
| 1471 | |
| 1472 | RegionInit(&WinRegion, &WinBox, 1); |
| 1473 | RegionInit(&ClipRegion, NullBox, 1); |
| 1474 | RegionIntersect(&ClipRegion, &WinRegion, pGC->pCompositeClip); |
| 1475 | |
| 1476 | if (portPriv->pDraw) { |
| 1477 | KdXVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); |
| 1478 | } |
| 1479 | |
| 1480 | if (!RegionNotEmpty(&ClipRegion)) { |
| 1481 | clippedAway = TRUE; |
| 1482 | goto GET_STILL_BAILOUT; |
| 1483 | } |
| 1484 | |
| 1485 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { |
| 1486 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); |
| 1487 | } |
| 1488 | |
| 1489 | ret = (*portPriv->AdaptorRec->GetStill) (portPriv->screen, pDraw, |
| 1490 | vid_x, vid_y, WinBox.x1, WinBox.y1, |
| 1491 | vid_w, vid_h, drw_w, drw_h, |
| 1492 | &ClipRegion, |
| 1493 | portPriv->DevPriv.ptr); |
| 1494 | |
| 1495 | GET_STILL_BAILOUT: |
| 1496 | |
| 1497 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { |
| 1498 | (*portPriv->AdaptorRec->StopVideo) (portPriv->screen, |
| 1499 | portPriv->DevPriv.ptr, FALSE); |
| 1500 | portPriv->isOn = XV_PENDING; |
| 1501 | } |
| 1502 | |
| 1503 | RegionUninit(&WinRegion); |
| 1504 | RegionUninit(&ClipRegion); |
| 1505 | |
| 1506 | return ret; |
| 1507 | } |
| 1508 | |
| 1509 | static int |
| 1510 | KdXVStopVideo(ClientPtr client, XvPortPtr pPort, DrawablePtr pDraw) |
| 1511 | { |
| 1512 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1513 | |
| 1514 | KdScreenPriv(portPriv->screen->pScreen); |
| 1515 | |
| 1516 | if (pDraw->type != DRAWABLE_WINDOW) |
| 1517 | return BadAlloc; |
| 1518 | |
| 1519 | KdXVRemovePortFromWindow((WindowPtr) pDraw, portPriv); |
| 1520 | |
| 1521 | if (!pScreenPriv->enabled) |
| 1522 | return Success; |
| 1523 | |
| 1524 | /* Must free resources. */ |
| 1525 | |
| 1526 | if (portPriv->isOn > XV_OFF) { |
| 1527 | (*portPriv->AdaptorRec->StopVideo) (portPriv->screen, |
| 1528 | portPriv->DevPriv.ptr, TRUE); |
| 1529 | portPriv->isOn = XV_OFF; |
| 1530 | } |
| 1531 | |
| 1532 | return Success; |
| 1533 | } |
| 1534 | |
| 1535 | static int |
| 1536 | KdXVSetPortAttribute(ClientPtr client, |
| 1537 | XvPortPtr pPort, Atom attribute, INT32 value) |
| 1538 | { |
| 1539 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1540 | |
| 1541 | return ((*portPriv->AdaptorRec->SetPortAttribute) (portPriv->screen, |
| 1542 | attribute, value, |
| 1543 | portPriv->DevPriv.ptr)); |
| 1544 | } |
| 1545 | |
| 1546 | static int |
| 1547 | KdXVGetPortAttribute(ClientPtr client, |
| 1548 | XvPortPtr pPort, Atom attribute, INT32 *p_value) |
| 1549 | { |
| 1550 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1551 | |
| 1552 | return ((*portPriv->AdaptorRec->GetPortAttribute) (portPriv->screen, |
| 1553 | attribute, |
| 1554 | (int *) p_value, |
| 1555 | portPriv->DevPriv.ptr)); |
| 1556 | } |
| 1557 | |
| 1558 | static int |
| 1559 | KdXVQueryBestSize(ClientPtr client, |
| 1560 | XvPortPtr pPort, |
| 1561 | CARD8 motion, |
| 1562 | CARD16 vid_w, CARD16 vid_h, |
| 1563 | CARD16 drw_w, CARD16 drw_h, |
| 1564 | unsigned int *p_w, unsigned int *p_h) |
| 1565 | { |
| 1566 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1567 | |
| 1568 | (*portPriv->AdaptorRec->QueryBestSize) (portPriv->screen, |
| 1569 | (Bool) motion, vid_w, vid_h, drw_w, |
| 1570 | drw_h, p_w, p_h, |
| 1571 | portPriv->DevPriv.ptr); |
| 1572 | |
| 1573 | return Success; |
| 1574 | } |
| 1575 | |
| 1576 | static int |
| 1577 | KdXVPutImage(ClientPtr client, |
| 1578 | DrawablePtr pDraw, |
| 1579 | XvPortPtr pPort, |
| 1580 | GCPtr pGC, |
| 1581 | INT16 src_x, INT16 src_y, |
| 1582 | CARD16 src_w, CARD16 src_h, |
| 1583 | INT16 drw_x, INT16 drw_y, |
| 1584 | CARD16 drw_w, CARD16 drw_h, |
| 1585 | XvImagePtr format, |
| 1586 | unsigned char *data, Bool sync, CARD16 width, CARD16 height) |
| 1587 | { |
| 1588 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1589 | ScreenPtr pScreen = pDraw->pScreen; |
| 1590 | |
| 1591 | KdScreenPriv(pScreen); |
| 1592 | RegionRec WinRegion; |
| 1593 | RegionRec ClipRegion; |
| 1594 | BoxRec WinBox; |
| 1595 | int ret = Success; |
| 1596 | Bool clippedAway = FALSE; |
| 1597 | |
| 1598 | if (pDraw->type != DRAWABLE_WINDOW) |
| 1599 | return BadAlloc; |
| 1600 | |
| 1601 | if (!pScreenPriv->enabled) |
| 1602 | return Success; |
| 1603 | |
| 1604 | WinBox.x1 = pDraw->x + drw_x; |
| 1605 | WinBox.y1 = pDraw->y + drw_y; |
| 1606 | WinBox.x2 = WinBox.x1 + drw_w; |
| 1607 | WinBox.y2 = WinBox.y1 + drw_h; |
| 1608 | |
| 1609 | RegionInit(&WinRegion, &WinBox, 1); |
| 1610 | RegionInit(&ClipRegion, NullBox, 1); |
| 1611 | RegionIntersect(&ClipRegion, &WinRegion, pGC->pCompositeClip); |
| 1612 | |
| 1613 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { |
| 1614 | RegionRec VPReg; |
| 1615 | BoxRec VPBox; |
| 1616 | |
| 1617 | VPBox.x1 = 0; |
| 1618 | VPBox.y1 = 0; |
| 1619 | VPBox.x2 = pScreen->width; |
| 1620 | VPBox.y2 = pScreen->height; |
| 1621 | |
| 1622 | RegionInit(&VPReg, &VPBox, 1); |
| 1623 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); |
| 1624 | RegionUninit(&VPReg); |
| 1625 | } |
| 1626 | |
| 1627 | if (portPriv->pDraw) { |
| 1628 | KdXVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); |
| 1629 | } |
| 1630 | |
| 1631 | if (!RegionNotEmpty(&ClipRegion)) { |
| 1632 | clippedAway = TRUE; |
| 1633 | goto PUT_IMAGE_BAILOUT; |
| 1634 | } |
| 1635 | |
| 1636 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { |
| 1637 | BoxPtr clipBox = RegionRects(&ClipRegion); |
| 1638 | |
| 1639 | if ((RegionNumRects(&ClipRegion) != 1) || |
| 1640 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || |
| 1641 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { |
| 1642 | clippedAway = TRUE; |
| 1643 | goto PUT_IMAGE_BAILOUT; |
| 1644 | } |
| 1645 | } |
| 1646 | |
| 1647 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { |
| 1648 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); |
| 1649 | } |
| 1650 | |
| 1651 | ret = (*portPriv->AdaptorRec->PutImage) (portPriv->screen, pDraw, |
| 1652 | src_x, src_y, WinBox.x1, WinBox.y1, |
| 1653 | src_w, src_h, drw_w, drw_h, |
| 1654 | format->id, data, width, height, |
| 1655 | sync, &ClipRegion, |
| 1656 | portPriv->DevPriv.ptr); |
| 1657 | |
| 1658 | if ((ret == Success) && |
| 1659 | (portPriv->AdaptorRec->flags & VIDEO_OVERLAID_IMAGES)) { |
| 1660 | |
| 1661 | KdXVEnlistPortInWindow((WindowPtr) pDraw, portPriv); |
| 1662 | portPriv->isOn = XV_ON; |
| 1663 | portPriv->pDraw = pDraw; |
| 1664 | portPriv->drw_x = drw_x; |
| 1665 | portPriv->drw_y = drw_y; |
| 1666 | portPriv->drw_w = drw_w; |
| 1667 | portPriv->drw_h = drw_h; |
| 1668 | portPriv->type = 0; /* no mask means it's transient and should |
| 1669 | not be reput once it's removed */ |
| 1670 | pPort->pDraw = pDraw; /* make sure we can get stop requests */ |
| 1671 | } |
| 1672 | |
| 1673 | PUT_IMAGE_BAILOUT: |
| 1674 | |
| 1675 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { |
| 1676 | (*portPriv->AdaptorRec->StopVideo) (portPriv->screen, |
| 1677 | portPriv->DevPriv.ptr, FALSE); |
| 1678 | portPriv->isOn = XV_PENDING; |
| 1679 | } |
| 1680 | |
| 1681 | RegionUninit(&WinRegion); |
| 1682 | RegionUninit(&ClipRegion); |
| 1683 | |
| 1684 | return ret; |
| 1685 | } |
| 1686 | |
| 1687 | static int |
| 1688 | KdXVQueryImageAttributes(ClientPtr client, |
| 1689 | XvPortPtr pPort, |
| 1690 | XvImagePtr format, |
| 1691 | CARD16 *width, |
| 1692 | CARD16 *height, int *pitches, int *offsets) |
| 1693 | { |
| 1694 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); |
| 1695 | |
| 1696 | return (*portPriv->AdaptorRec->QueryImageAttributes) (portPriv->screen, |
| 1697 | format->id, width, |
| 1698 | height, pitches, |
| 1699 | offsets); |
| 1700 | } |
| 1701 | |
| 1702 | /**************** Common video manipulation functions *******************/ |
| 1703 | |
| 1704 | void |
| 1705 | KdXVCopyPackedData(KdScreenInfo * screen, CARD8 *src, CARD8 *dst, int randr, |
| 1706 | int srcPitch, int dstPitch, int srcW, int srcH, int top, |
| 1707 | int left, int h, int w) |
| 1708 | { |
| 1709 | int srcDown = srcPitch, srcRight = 2, srcNext; |
| 1710 | int p; |
| 1711 | |
| 1712 | switch (randr & RR_Rotate_All) { |
| 1713 | case RR_Rotate_0: |
| 1714 | srcDown = srcPitch; |
| 1715 | srcRight = 2; |
| 1716 | break; |
| 1717 | case RR_Rotate_90: |
| 1718 | src += (srcH - 1) * 2; |
| 1719 | srcDown = -2; |
| 1720 | srcRight = srcPitch; |
| 1721 | break; |
| 1722 | case RR_Rotate_180: |
| 1723 | src += srcPitch * (srcH - 1) + (srcW - 1) * 2; |
| 1724 | srcDown = -srcPitch; |
| 1725 | srcRight = -2; |
| 1726 | break; |
| 1727 | case RR_Rotate_270: |
| 1728 | src += srcPitch * (srcW - 1); |
| 1729 | srcDown = 2; |
| 1730 | srcRight = -srcPitch; |
| 1731 | break; |
| 1732 | } |
| 1733 | |
| 1734 | src = src + top * srcDown + left * srcRight; |
| 1735 | |
| 1736 | w >>= 1; |
| 1737 | /* srcRight >>= 1; */ |
| 1738 | srcNext = srcRight >> 1; |
| 1739 | while (h--) { |
| 1740 | CARD16 *s = (CARD16 *) src; |
| 1741 | CARD32 *d = (CARD32 *) dst; |
| 1742 | |
| 1743 | p = w; |
| 1744 | while (p--) { |
| 1745 | *d++ = s[0] | (s[srcNext] << 16); |
| 1746 | s += srcRight; |
| 1747 | } |
| 1748 | src += srcPitch; |
| 1749 | dst += dstPitch; |
| 1750 | } |
| 1751 | } |
| 1752 | |
| 1753 | void |
| 1754 | KdXVCopyPlanarData(KdScreenInfo * screen, CARD8 *src, CARD8 *dst, int randr, |
| 1755 | int srcPitch, int srcPitch2, int dstPitch, int srcW, |
| 1756 | int srcH, int height, int top, int left, int h, int w, |
| 1757 | int id) |
| 1758 | { |
| 1759 | int i, j; |
| 1760 | CARD8 *src1, *src2, *src3, *dst1; |
| 1761 | int srcDown = srcPitch, srcDown2 = srcPitch2; |
| 1762 | int srcRight = 2, srcRight2 = 1, srcNext = 1; |
| 1763 | |
| 1764 | /* compute source data pointers */ |
| 1765 | src1 = src; |
| 1766 | src2 = src1 + height * srcPitch; |
| 1767 | src3 = src2 + (height >> 1) * srcPitch2; |
| 1768 | switch (randr & RR_Rotate_All) { |
| 1769 | case RR_Rotate_0: |
| 1770 | srcDown = srcPitch; |
| 1771 | srcDown2 = srcPitch2; |
| 1772 | srcRight = 2; |
| 1773 | srcRight2 = 1; |
| 1774 | srcNext = 1; |
| 1775 | break; |
| 1776 | case RR_Rotate_90: |
| 1777 | src1 = src1 + srcH - 1; |
| 1778 | src2 = src2 + (srcH >> 1) - 1; |
| 1779 | src3 = src3 + (srcH >> 1) - 1; |
| 1780 | srcDown = -1; |
| 1781 | srcDown2 = -1; |
| 1782 | srcRight = srcPitch * 2; |
| 1783 | srcRight2 = srcPitch2; |
| 1784 | srcNext = srcPitch; |
| 1785 | break; |
| 1786 | case RR_Rotate_180: |
| 1787 | src1 = src1 + srcPitch * (srcH - 1) + (srcW - 1); |
| 1788 | src2 = src2 + srcPitch2 * ((srcH >> 1) - 1) + ((srcW >> 1) - 1); |
| 1789 | src3 = src3 + srcPitch2 * ((srcH >> 1) - 1) + ((srcW >> 1) - 1); |
| 1790 | srcDown = -srcPitch; |
| 1791 | srcDown2 = -srcPitch2; |
| 1792 | srcRight = -2; |
| 1793 | srcRight2 = -1; |
| 1794 | srcNext = -1; |
| 1795 | break; |
| 1796 | case RR_Rotate_270: |
| 1797 | src1 = src1 + srcPitch * (srcW - 1); |
| 1798 | src2 = src2 + srcPitch2 * ((srcW >> 1) - 1); |
| 1799 | src3 = src3 + srcPitch2 * ((srcW >> 1) - 1); |
| 1800 | srcDown = 1; |
| 1801 | srcDown2 = 1; |
| 1802 | srcRight = -srcPitch * 2; |
| 1803 | srcRight2 = -srcPitch2; |
| 1804 | srcNext = -srcPitch; |
| 1805 | break; |
| 1806 | } |
| 1807 | |
| 1808 | /* adjust for origin */ |
| 1809 | src1 += top * srcDown + left * srcNext; |
| 1810 | src2 += (top >> 1) * srcDown2 + (left >> 1) * srcRight2; |
| 1811 | src3 += (top >> 1) * srcDown2 + (left >> 1) * srcRight2; |
| 1812 | |
| 1813 | if (id == FOURCC_I420) { |
| 1814 | CARD8 *srct = src2; |
| 1815 | |
| 1816 | src2 = src3; |
| 1817 | src3 = srct; |
| 1818 | } |
| 1819 | |
| 1820 | dst1 = dst; |
| 1821 | |
| 1822 | w >>= 1; |
| 1823 | for (j = 0; j < h; j++) { |
| 1824 | CARD32 *dst = (CARD32 *) dst1; |
| 1825 | CARD8 *s1l = src1; |
| 1826 | CARD8 *s1r = src1 + srcNext; |
| 1827 | CARD8 *s2 = src2; |
| 1828 | CARD8 *s3 = src3; |
| 1829 | |
| 1830 | for (i = 0; i < w; i++) { |
| 1831 | *dst++ = *s1l | (*s1r << 16) | (*s3 << 8) | (*s2 << 24); |
| 1832 | s1l += srcRight; |
| 1833 | s1r += srcRight; |
| 1834 | s2 += srcRight2; |
| 1835 | s3 += srcRight2; |
| 1836 | } |
| 1837 | src1 += srcDown; |
| 1838 | dst1 += dstPitch; |
| 1839 | if (j & 1) { |
| 1840 | src2 += srcDown2; |
| 1841 | src3 += srcDown2; |
| 1842 | } |
| 1843 | } |
| 1844 | } |
| 1845 | |
| 1846 | void |
| 1847 | KXVPaintRegion(DrawablePtr pDraw, RegionPtr pRgn, Pixel fg) |
| 1848 | { |
| 1849 | GCPtr pGC; |
| 1850 | ChangeGCVal val[2]; |
| 1851 | xRectangle *rects, *r; |
| 1852 | BoxPtr pBox = RegionRects(pRgn); |
| 1853 | int nBox = RegionNumRects(pRgn); |
| 1854 | |
| 1855 | rects = malloc(nBox * sizeof(xRectangle)); |
| 1856 | if (!rects) |
| 1857 | goto bail0; |
| 1858 | r = rects; |
| 1859 | while (nBox--) { |
| 1860 | r->x = pBox->x1 - pDraw->x; |
| 1861 | r->y = pBox->y1 - pDraw->y; |
| 1862 | r->width = pBox->x2 - pBox->x1; |
| 1863 | r->height = pBox->y2 - pBox->y1; |
| 1864 | r++; |
| 1865 | pBox++; |
| 1866 | } |
| 1867 | |
| 1868 | pGC = GetScratchGC(pDraw->depth, pDraw->pScreen); |
| 1869 | if (!pGC) |
| 1870 | goto bail1; |
| 1871 | |
| 1872 | val[0].val = fg; |
| 1873 | val[1].val = IncludeInferiors; |
| 1874 | ChangeGC(NullClient, pGC, GCForeground | GCSubwindowMode, val); |
| 1875 | |
| 1876 | ValidateGC(pDraw, pGC); |
| 1877 | |
| 1878 | (*pGC->ops->PolyFillRect) (pDraw, pGC, RegionNumRects(pRgn), rects); |
| 1879 | |
| 1880 | FreeScratchGC(pGC); |
| 1881 | bail1: |
| 1882 | free(rects); |
| 1883 | bail0: |
| 1884 | ; |
| 1885 | } |