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a09e091a JB |
1 | /* |
2 | * XFree86 Xv DDX written by Mark Vojkovich (markv@valinux.com) | |
3 | */ | |
4 | /* | |
5 | * Copyright (c) 1998-2003 by The XFree86 Project, Inc. | |
6 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation | |
10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
11 | * and/or sell copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
21 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
22 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
23 | * OTHER DEALINGS IN THE SOFTWARE. | |
24 | * | |
25 | * Except as contained in this notice, the name of the copyright holder(s) | |
26 | * and author(s) shall not be used in advertising or otherwise to promote | |
27 | * the sale, use or other dealings in this Software without prior written | |
28 | * authorization from the copyright holder(s) and author(s). | |
29 | */ | |
30 | ||
31 | #ifdef HAVE_XORG_CONFIG_H | |
32 | #include <xorg-config.h> | |
33 | #endif | |
34 | ||
35 | #include "misc.h" | |
36 | #include "xf86.h" | |
37 | #include "xf86_OSproc.h" | |
38 | ||
39 | #include <X11/X.h> | |
40 | #include <X11/Xproto.h> | |
41 | #include "scrnintstr.h" | |
42 | #include "regionstr.h" | |
43 | #include "windowstr.h" | |
44 | #include "pixmapstr.h" | |
45 | #include "mivalidate.h" | |
46 | #include "validate.h" | |
47 | #include "resource.h" | |
48 | #include "gcstruct.h" | |
49 | #include "dixstruct.h" | |
50 | ||
51 | #include <X11/extensions/Xv.h> | |
52 | #include <X11/extensions/Xvproto.h> | |
53 | #include "xvdix.h" | |
54 | ||
55 | #include "xf86xvpriv.h" | |
56 | ||
57 | /* XvScreenRec fields */ | |
58 | ||
59 | static Bool xf86XVCloseScreen(ScreenPtr); | |
60 | static int xf86XVQueryAdaptors(ScreenPtr, XvAdaptorPtr *, int *); | |
61 | ||
62 | /* XvAdaptorRec fields */ | |
63 | ||
64 | static int xf86XVAllocatePort(unsigned long, XvPortPtr, XvPortPtr *); | |
65 | static int xf86XVFreePort(XvPortPtr); | |
66 | static int xf86XVPutVideo(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, | |
67 | INT16, INT16, CARD16, CARD16, | |
68 | INT16, INT16, CARD16, CARD16); | |
69 | static int xf86XVPutStill(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, | |
70 | INT16, INT16, CARD16, CARD16, | |
71 | INT16, INT16, CARD16, CARD16); | |
72 | static int xf86XVGetVideo(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, | |
73 | INT16, INT16, CARD16, CARD16, | |
74 | INT16, INT16, CARD16, CARD16); | |
75 | static int xf86XVGetStill(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, | |
76 | INT16, INT16, CARD16, CARD16, | |
77 | INT16, INT16, CARD16, CARD16); | |
78 | static int xf86XVStopVideo(ClientPtr, XvPortPtr, DrawablePtr); | |
79 | static int xf86XVSetPortAttribute(ClientPtr, XvPortPtr, Atom, INT32); | |
80 | static int xf86XVGetPortAttribute(ClientPtr, XvPortPtr, Atom, INT32 *); | |
81 | static int xf86XVQueryBestSize(ClientPtr, XvPortPtr, CARD8, | |
82 | CARD16, CARD16, CARD16, CARD16, | |
83 | unsigned int *, unsigned int *); | |
84 | static int xf86XVPutImage(ClientPtr, DrawablePtr, XvPortPtr, GCPtr, | |
85 | INT16, INT16, CARD16, CARD16, | |
86 | INT16, INT16, CARD16, CARD16, | |
87 | XvImagePtr, unsigned char *, Bool, CARD16, CARD16); | |
88 | static int xf86XVQueryImageAttributes(ClientPtr, XvPortPtr, XvImagePtr, | |
89 | CARD16 *, CARD16 *, int *, int *); | |
90 | ||
91 | /* ScreenRec fields */ | |
92 | ||
93 | static Bool xf86XVDestroyWindow(WindowPtr pWin); | |
94 | static void xf86XVWindowExposures(WindowPtr pWin, RegionPtr r1, RegionPtr r2); | |
95 | static void xf86XVPostValidateTree(WindowPtr pWin, WindowPtr pLayerWin, | |
96 | VTKind kind); | |
97 | static void xf86XVClipNotify(WindowPtr pWin, int dx, int dy); | |
98 | ||
99 | #define PostValidateTreeUndefined ((PostValidateTreeProcPtr)-1) | |
100 | ||
101 | /* ScrnInfoRec functions */ | |
102 | ||
103 | static Bool xf86XVEnterVT(ScrnInfoPtr); | |
104 | static void xf86XVLeaveVT(ScrnInfoPtr); | |
105 | static void xf86XVAdjustFrame(ScrnInfoPtr, int x, int y); | |
106 | static void xf86XVModeSet(ScrnInfoPtr pScrn); | |
107 | ||
108 | /* misc */ | |
109 | ||
110 | static Bool xf86XVInitAdaptors(ScreenPtr, XF86VideoAdaptorPtr *, int); | |
111 | ||
112 | static DevPrivateKeyRec XF86XVWindowKeyRec; | |
113 | ||
114 | #define XF86XVWindowKey (&XF86XVWindowKeyRec) | |
115 | ||
116 | DevPrivateKey XF86XvScreenKey; | |
117 | ||
118 | static unsigned long PortResource = 0; | |
119 | ||
120 | #define GET_XV_SCREEN(pScreen) \ | |
121 | ((XvScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, XF86XvScreenKey)) | |
122 | ||
123 | #define GET_XF86XV_SCREEN(pScreen) \ | |
124 | ((XF86XVScreenPtr)(GET_XV_SCREEN(pScreen)->devPriv.ptr)) | |
125 | ||
126 | #define GET_XF86XV_WINDOW(pWin) \ | |
127 | ((XF86XVWindowPtr)dixLookupPrivate(&(pWin)->devPrivates, XF86XVWindowKey)) | |
128 | ||
129 | static xf86XVInitGenericAdaptorPtr *GenDrivers = NULL; | |
130 | static int NumGenDrivers = 0; | |
131 | ||
132 | int | |
133 | xf86XVRegisterGenericAdaptorDriver(xf86XVInitGenericAdaptorPtr InitFunc) | |
134 | { | |
135 | xf86XVInitGenericAdaptorPtr *newdrivers; | |
136 | ||
137 | newdrivers = realloc(GenDrivers, sizeof(xf86XVInitGenericAdaptorPtr) * | |
138 | (1 + NumGenDrivers)); | |
139 | if (!newdrivers) | |
140 | return 0; | |
141 | GenDrivers = newdrivers; | |
142 | ||
143 | GenDrivers[NumGenDrivers++] = InitFunc; | |
144 | ||
145 | return 1; | |
146 | } | |
147 | ||
148 | int | |
149 | xf86XVListGenericAdaptors(ScrnInfoPtr pScrn, XF86VideoAdaptorPtr ** adaptors) | |
150 | { | |
151 | int i, j, n, num; | |
152 | XF86VideoAdaptorPtr *DrivAdap, *new; | |
153 | ||
154 | num = 0; | |
155 | *adaptors = NULL; | |
156 | /* | |
157 | * The v4l driver registers itself first, but can use surfaces registered | |
158 | * by other drivers. So, call the v4l driver last. | |
159 | */ | |
160 | for (i = NumGenDrivers; --i >= 0;) { | |
161 | DrivAdap = NULL; | |
162 | n = (*GenDrivers[i]) (pScrn, &DrivAdap); | |
163 | if (0 == n) | |
164 | continue; | |
165 | new = realloc(*adaptors, sizeof(XF86VideoAdaptorPtr) * (num + n)); | |
166 | if (NULL == new) | |
167 | continue; | |
168 | *adaptors = new; | |
169 | for (j = 0; j < n; j++, num++) | |
170 | (*adaptors)[num] = DrivAdap[j]; | |
171 | } | |
172 | return num; | |
173 | } | |
174 | ||
175 | /**************** Offscreen surface stuff *******************/ | |
176 | ||
177 | typedef struct { | |
178 | XF86OffscreenImagePtr images; | |
179 | int num; | |
180 | } OffscreenImageRec; | |
181 | ||
182 | static DevPrivateKeyRec OffscreenPrivateKeyRec; | |
183 | ||
184 | #define OffscreenPrivateKey (&OffscreenPrivateKeyRec) | |
185 | #define GetOffscreenImage(pScreen) ((OffscreenImageRec *) dixLookupPrivate(&(pScreen)->devPrivates, OffscreenPrivateKey)) | |
186 | ||
187 | Bool | |
188 | xf86XVRegisterOffscreenImages(ScreenPtr pScreen, | |
189 | XF86OffscreenImagePtr images, int num) | |
190 | { | |
191 | OffscreenImageRec *OffscreenImage; | |
192 | ||
193 | /* This function may be called before xf86XVScreenInit, so there's | |
194 | * no better place than this to call dixRegisterPrivateKey to ensure we | |
195 | * have space reserved. After the first call it is a no-op. */ | |
196 | if (!dixRegisterPrivateKey | |
197 | (OffscreenPrivateKey, PRIVATE_SCREEN, sizeof(OffscreenImageRec)) || | |
198 | !(OffscreenImage = GetOffscreenImage(pScreen))) | |
199 | /* Every X.org driver assumes this function always succeeds, so | |
200 | * just die on allocation failure. */ | |
201 | FatalError | |
202 | ("Could not allocate private storage for XV offscreen images.\n"); | |
203 | ||
204 | OffscreenImage->num = num; | |
205 | OffscreenImage->images = images; | |
206 | return TRUE; | |
207 | } | |
208 | ||
209 | XF86OffscreenImagePtr | |
210 | xf86XVQueryOffscreenImages(ScreenPtr pScreen, int *num) | |
211 | { | |
212 | OffscreenImageRec *OffscreenImage = GetOffscreenImage(pScreen); | |
213 | ||
214 | *num = OffscreenImage->num; | |
215 | return OffscreenImage->images; | |
216 | } | |
217 | ||
218 | XF86VideoAdaptorPtr | |
219 | xf86XVAllocateVideoAdaptorRec(ScrnInfoPtr pScrn) | |
220 | { | |
221 | return calloc(1, sizeof(XF86VideoAdaptorRec)); | |
222 | } | |
223 | ||
224 | void | |
225 | xf86XVFreeVideoAdaptorRec(XF86VideoAdaptorPtr ptr) | |
226 | { | |
227 | free(ptr); | |
228 | } | |
229 | ||
230 | Bool | |
231 | xf86XVScreenInit(ScreenPtr pScreen, XF86VideoAdaptorPtr * adaptors, int num) | |
232 | { | |
233 | ScrnInfoPtr pScrn; | |
234 | XF86XVScreenPtr ScreenPriv; | |
235 | XvScreenPtr pxvs; | |
236 | ||
237 | if (num <= 0 || noXvExtension) | |
238 | return FALSE; | |
239 | ||
240 | if (Success != XvScreenInit(pScreen)) | |
241 | return FALSE; | |
242 | ||
243 | if (!dixRegisterPrivateKey(&XF86XVWindowKeyRec, PRIVATE_WINDOW, 0)) | |
244 | return FALSE; | |
245 | ||
246 | XF86XvScreenKey = XvGetScreenKey(); | |
247 | ||
248 | PortResource = XvGetRTPort(); | |
249 | ||
250 | pxvs = GET_XV_SCREEN(pScreen); | |
251 | ||
252 | /* Anyone initializing the Xv layer must provide these two. | |
253 | The Xv di layer calls them without even checking if they exist! */ | |
254 | ||
255 | pxvs->ddCloseScreen = xf86XVCloseScreen; | |
256 | pxvs->ddQueryAdaptors = xf86XVQueryAdaptors; | |
257 | ||
258 | /* The Xv di layer provides us with a private hook so that we don't | |
259 | have to allocate our own screen private. They also provide | |
260 | a CloseScreen hook so that we don't have to wrap it. I'm not | |
261 | sure that I appreciate that. */ | |
262 | ||
263 | ScreenPriv = malloc(sizeof(XF86XVScreenRec)); | |
264 | pxvs->devPriv.ptr = (pointer) ScreenPriv; | |
265 | ||
266 | if (!ScreenPriv) | |
267 | return FALSE; | |
268 | ||
269 | pScrn = xf86ScreenToScrn(pScreen); | |
270 | ||
271 | ScreenPriv->DestroyWindow = pScreen->DestroyWindow; | |
272 | ScreenPriv->WindowExposures = pScreen->WindowExposures; | |
273 | ScreenPriv->PostValidateTree = PostValidateTreeUndefined; | |
274 | ScreenPriv->ClipNotify = pScreen->ClipNotify; | |
275 | ScreenPriv->EnterVT = pScrn->EnterVT; | |
276 | ScreenPriv->LeaveVT = pScrn->LeaveVT; | |
277 | ScreenPriv->AdjustFrame = pScrn->AdjustFrame; | |
278 | ScreenPriv->ModeSet = pScrn->ModeSet; | |
279 | ||
280 | pScreen->DestroyWindow = xf86XVDestroyWindow; | |
281 | pScreen->WindowExposures = xf86XVWindowExposures; | |
282 | pScreen->ClipNotify = xf86XVClipNotify; | |
283 | pScrn->EnterVT = xf86XVEnterVT; | |
284 | pScrn->LeaveVT = xf86XVLeaveVT; | |
285 | if (pScrn->AdjustFrame) | |
286 | pScrn->AdjustFrame = xf86XVAdjustFrame; | |
287 | pScrn->ModeSet = xf86XVModeSet; | |
288 | ||
289 | if (!xf86XVInitAdaptors(pScreen, adaptors, num)) | |
290 | return FALSE; | |
291 | ||
292 | return TRUE; | |
293 | } | |
294 | ||
295 | static void | |
296 | xf86XVFreeAdaptor(XvAdaptorPtr pAdaptor) | |
297 | { | |
298 | int i; | |
299 | ||
300 | free(pAdaptor->name); | |
301 | pAdaptor->name = NULL; | |
302 | ||
303 | if (pAdaptor->pEncodings) { | |
304 | XvEncodingPtr pEncode = pAdaptor->pEncodings; | |
305 | ||
306 | for (i = 0; i < pAdaptor->nEncodings; i++, pEncode++) | |
307 | free(pEncode->name); | |
308 | free(pAdaptor->pEncodings); | |
309 | pAdaptor->pEncodings = NULL; | |
310 | } | |
311 | ||
312 | free(pAdaptor->pFormats); | |
313 | pAdaptor->pFormats = NULL; | |
314 | ||
315 | if (pAdaptor->pPorts) { | |
316 | XvPortPtr pPort = pAdaptor->pPorts; | |
317 | XvPortRecPrivatePtr pPriv; | |
318 | ||
319 | for (i = 0; i < pAdaptor->nPorts; i++, pPort++) { | |
320 | pPriv = (XvPortRecPrivatePtr) pPort->devPriv.ptr; | |
321 | if (pPriv) { | |
322 | if (pPriv->clientClip) | |
323 | RegionDestroy(pPriv->clientClip); | |
324 | if (pPriv->pCompositeClip && pPriv->FreeCompositeClip) | |
325 | RegionDestroy(pPriv->pCompositeClip); | |
326 | if (pPriv->ckeyFilled) | |
327 | RegionDestroy(pPriv->ckeyFilled); | |
328 | free(pPriv); | |
329 | } | |
330 | } | |
331 | free(pAdaptor->pPorts); | |
332 | pAdaptor->pPorts = NULL; | |
333 | } | |
334 | ||
335 | if (pAdaptor->pAttributes) { | |
336 | XvAttributePtr pAttribute = pAdaptor->pAttributes; | |
337 | ||
338 | for (i = 0; i < pAdaptor->nAttributes; i++, pAttribute++) | |
339 | free(pAttribute->name); | |
340 | free(pAdaptor->pAttributes); | |
341 | pAdaptor->pAttributes = NULL; | |
342 | } | |
343 | ||
344 | free(pAdaptor->pImages); | |
345 | free(pAdaptor->devPriv.ptr); | |
346 | pAdaptor->pImages = NULL; | |
347 | pAdaptor->devPriv.ptr = NULL; | |
348 | } | |
349 | ||
350 | static Bool | |
351 | xf86XVInitAdaptors(ScreenPtr pScreen, XF86VideoAdaptorPtr * infoPtr, int number) | |
352 | { | |
353 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); | |
354 | ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); | |
355 | XF86VideoAdaptorPtr adaptorPtr; | |
356 | XvAdaptorPtr pAdaptor, pa; | |
357 | XvAdaptorRecPrivatePtr adaptorPriv; | |
358 | int na, numAdaptor; | |
359 | XvPortRecPrivatePtr portPriv; | |
360 | XvPortPtr pPort, pp; | |
361 | int numPort; | |
362 | XF86AttributePtr attributePtr; | |
363 | XvAttributePtr pAttribute, pat; | |
364 | XF86VideoFormatPtr formatPtr; | |
365 | XvFormatPtr pFormat, pf; | |
366 | int numFormat, totFormat; | |
367 | XF86VideoEncodingPtr encodingPtr; | |
368 | XvEncodingPtr pEncode, pe; | |
369 | XF86ImagePtr imagePtr; | |
370 | XvImagePtr pImage, pi; | |
371 | int numVisuals; | |
372 | VisualPtr pVisual; | |
373 | int i; | |
374 | ||
375 | pxvs->nAdaptors = 0; | |
376 | pxvs->pAdaptors = NULL; | |
377 | ||
378 | if (!(pAdaptor = calloc(number, sizeof(XvAdaptorRec)))) | |
379 | return FALSE; | |
380 | ||
381 | for (pa = pAdaptor, na = 0, numAdaptor = 0; na < number; na++, adaptorPtr++) { | |
382 | adaptorPtr = infoPtr[na]; | |
383 | ||
384 | if (!adaptorPtr->StopVideo || !adaptorPtr->SetPortAttribute || | |
385 | !adaptorPtr->GetPortAttribute || !adaptorPtr->QueryBestSize) | |
386 | continue; | |
387 | ||
388 | /* client libs expect at least one encoding */ | |
389 | if (!adaptorPtr->nEncodings || !adaptorPtr->pEncodings) | |
390 | continue; | |
391 | ||
392 | pa->type = adaptorPtr->type; | |
393 | ||
394 | if (!adaptorPtr->PutVideo && !adaptorPtr->GetVideo) | |
395 | pa->type &= ~XvVideoMask; | |
396 | ||
397 | if (!adaptorPtr->PutStill && !adaptorPtr->GetStill) | |
398 | pa->type &= ~XvStillMask; | |
399 | ||
400 | if (!adaptorPtr->PutImage || !adaptorPtr->QueryImageAttributes) | |
401 | pa->type &= ~XvImageMask; | |
402 | ||
403 | if (!adaptorPtr->PutVideo && !adaptorPtr->PutImage && | |
404 | !adaptorPtr->PutStill) | |
405 | pa->type &= ~XvInputMask; | |
406 | ||
407 | if (!adaptorPtr->GetVideo && !adaptorPtr->GetStill) | |
408 | pa->type &= ~XvOutputMask; | |
409 | ||
410 | if (!(adaptorPtr->type & (XvPixmapMask | XvWindowMask))) | |
411 | continue; | |
412 | if (!(adaptorPtr->type & (XvImageMask | XvVideoMask | XvStillMask))) | |
413 | continue; | |
414 | ||
415 | pa->pScreen = pScreen; | |
416 | pa->ddAllocatePort = xf86XVAllocatePort; | |
417 | pa->ddFreePort = xf86XVFreePort; | |
418 | pa->ddPutVideo = xf86XVPutVideo; | |
419 | pa->ddPutStill = xf86XVPutStill; | |
420 | pa->ddGetVideo = xf86XVGetVideo; | |
421 | pa->ddGetStill = xf86XVGetStill; | |
422 | pa->ddStopVideo = xf86XVStopVideo; | |
423 | pa->ddPutImage = xf86XVPutImage; | |
424 | pa->ddSetPortAttribute = xf86XVSetPortAttribute; | |
425 | pa->ddGetPortAttribute = xf86XVGetPortAttribute; | |
426 | pa->ddQueryBestSize = xf86XVQueryBestSize; | |
427 | pa->ddQueryImageAttributes = xf86XVQueryImageAttributes; | |
428 | pa->name = strdup(adaptorPtr->name); | |
429 | ||
430 | if (adaptorPtr->nEncodings && | |
431 | (pEncode = calloc(adaptorPtr->nEncodings, sizeof(XvEncodingRec)))) { | |
432 | ||
433 | for (pe = pEncode, encodingPtr = adaptorPtr->pEncodings, i = 0; | |
434 | i < adaptorPtr->nEncodings; pe++, i++, encodingPtr++) { | |
435 | pe->id = encodingPtr->id; | |
436 | pe->pScreen = pScreen; | |
437 | pe->name = strdup(encodingPtr->name); | |
438 | pe->width = encodingPtr->width; | |
439 | pe->height = encodingPtr->height; | |
440 | pe->rate.numerator = encodingPtr->rate.numerator; | |
441 | pe->rate.denominator = encodingPtr->rate.denominator; | |
442 | } | |
443 | pa->nEncodings = adaptorPtr->nEncodings; | |
444 | pa->pEncodings = pEncode; | |
445 | } | |
446 | ||
447 | if (adaptorPtr->nImages && | |
448 | (pImage = calloc(adaptorPtr->nImages, sizeof(XvImageRec)))) { | |
449 | ||
450 | for (i = 0, pi = pImage, imagePtr = adaptorPtr->pImages; | |
451 | i < adaptorPtr->nImages; i++, pi++, imagePtr++) { | |
452 | pi->id = imagePtr->id; | |
453 | pi->type = imagePtr->type; | |
454 | pi->byte_order = imagePtr->byte_order; | |
455 | memcpy(pi->guid, imagePtr->guid, 16); | |
456 | pi->bits_per_pixel = imagePtr->bits_per_pixel; | |
457 | pi->format = imagePtr->format; | |
458 | pi->num_planes = imagePtr->num_planes; | |
459 | pi->depth = imagePtr->depth; | |
460 | pi->red_mask = imagePtr->red_mask; | |
461 | pi->green_mask = imagePtr->green_mask; | |
462 | pi->blue_mask = imagePtr->blue_mask; | |
463 | pi->y_sample_bits = imagePtr->y_sample_bits; | |
464 | pi->u_sample_bits = imagePtr->u_sample_bits; | |
465 | pi->v_sample_bits = imagePtr->v_sample_bits; | |
466 | pi->horz_y_period = imagePtr->horz_y_period; | |
467 | pi->horz_u_period = imagePtr->horz_u_period; | |
468 | pi->horz_v_period = imagePtr->horz_v_period; | |
469 | pi->vert_y_period = imagePtr->vert_y_period; | |
470 | pi->vert_u_period = imagePtr->vert_u_period; | |
471 | pi->vert_v_period = imagePtr->vert_v_period; | |
472 | memcpy(pi->component_order, imagePtr->component_order, 32); | |
473 | pi->scanline_order = imagePtr->scanline_order; | |
474 | } | |
475 | pa->nImages = adaptorPtr->nImages; | |
476 | pa->pImages = pImage; | |
477 | } | |
478 | ||
479 | if (adaptorPtr->nAttributes && | |
480 | (pAttribute = | |
481 | calloc(adaptorPtr->nAttributes, sizeof(XvAttributeRec)))) { | |
482 | for (pat = pAttribute, attributePtr = adaptorPtr->pAttributes, i = | |
483 | 0; i < adaptorPtr->nAttributes; pat++, i++, attributePtr++) { | |
484 | pat->flags = attributePtr->flags; | |
485 | pat->min_value = attributePtr->min_value; | |
486 | pat->max_value = attributePtr->max_value; | |
487 | pat->name = strdup(attributePtr->name); | |
488 | } | |
489 | pa->nAttributes = adaptorPtr->nAttributes; | |
490 | pa->pAttributes = pAttribute; | |
491 | } | |
492 | ||
493 | totFormat = adaptorPtr->nFormats; | |
494 | ||
495 | if (!(pFormat = calloc(totFormat, sizeof(XvFormatRec)))) { | |
496 | xf86XVFreeAdaptor(pa); | |
497 | continue; | |
498 | } | |
499 | for (pf = pFormat, i = 0, numFormat = 0, formatPtr = | |
500 | adaptorPtr->pFormats; i < adaptorPtr->nFormats; i++, formatPtr++) { | |
501 | numVisuals = pScreen->numVisuals; | |
502 | pVisual = pScreen->visuals; | |
503 | ||
504 | while (numVisuals--) { | |
505 | if ((pVisual->class == formatPtr->class) && | |
506 | (pVisual->nplanes == formatPtr->depth)) { | |
507 | ||
508 | if (numFormat >= totFormat) { | |
509 | void *moreSpace; | |
510 | ||
511 | totFormat *= 2; | |
512 | moreSpace = realloc(pFormat, | |
513 | totFormat * sizeof(XvFormatRec)); | |
514 | if (!moreSpace) | |
515 | break; | |
516 | pFormat = moreSpace; | |
517 | pf = pFormat + numFormat; | |
518 | } | |
519 | ||
520 | pf->visual = pVisual->vid; | |
521 | pf->depth = formatPtr->depth; | |
522 | ||
523 | pf++; | |
524 | numFormat++; | |
525 | } | |
526 | pVisual++; | |
527 | } | |
528 | } | |
529 | pa->nFormats = numFormat; | |
530 | pa->pFormats = pFormat; | |
531 | if (!numFormat) { | |
532 | xf86XVFreeAdaptor(pa); | |
533 | continue; | |
534 | } | |
535 | ||
536 | if (!(adaptorPriv = calloc(1, sizeof(XvAdaptorRecPrivate)))) { | |
537 | xf86XVFreeAdaptor(pa); | |
538 | continue; | |
539 | } | |
540 | ||
541 | adaptorPriv->flags = adaptorPtr->flags; | |
542 | adaptorPriv->PutVideo = adaptorPtr->PutVideo; | |
543 | adaptorPriv->PutStill = adaptorPtr->PutStill; | |
544 | adaptorPriv->GetVideo = adaptorPtr->GetVideo; | |
545 | adaptorPriv->GetStill = adaptorPtr->GetStill; | |
546 | adaptorPriv->StopVideo = adaptorPtr->StopVideo; | |
547 | adaptorPriv->SetPortAttribute = adaptorPtr->SetPortAttribute; | |
548 | adaptorPriv->GetPortAttribute = adaptorPtr->GetPortAttribute; | |
549 | adaptorPriv->QueryBestSize = adaptorPtr->QueryBestSize; | |
550 | adaptorPriv->QueryImageAttributes = adaptorPtr->QueryImageAttributes; | |
551 | adaptorPriv->PutImage = adaptorPtr->PutImage; | |
552 | adaptorPriv->ReputImage = adaptorPtr->ReputImage; /* image/still */ | |
553 | ||
554 | pa->devPriv.ptr = (pointer) adaptorPriv; | |
555 | ||
556 | if (!(pPort = calloc(adaptorPtr->nPorts, sizeof(XvPortRec)))) { | |
557 | xf86XVFreeAdaptor(pa); | |
558 | continue; | |
559 | } | |
560 | for (pp = pPort, i = 0, numPort = 0; i < adaptorPtr->nPorts; i++) { | |
561 | ||
562 | if (!(pp->id = FakeClientID(0))) | |
563 | continue; | |
564 | ||
565 | if (!(portPriv = calloc(1, sizeof(XvPortRecPrivate)))) | |
566 | continue; | |
567 | ||
568 | if (!AddResource(pp->id, PortResource, pp)) { | |
569 | free(portPriv); | |
570 | continue; | |
571 | } | |
572 | ||
573 | pp->pAdaptor = pa; | |
574 | pp->pNotify = (XvPortNotifyPtr) NULL; | |
575 | pp->pDraw = (DrawablePtr) NULL; | |
576 | pp->client = (ClientPtr) NULL; | |
577 | pp->grab.client = (ClientPtr) NULL; | |
578 | pp->time = currentTime; | |
579 | pp->devPriv.ptr = portPriv; | |
580 | ||
581 | portPriv->pScrn = pScrn; | |
582 | portPriv->AdaptorRec = adaptorPriv; | |
583 | portPriv->DevPriv.ptr = adaptorPtr->pPortPrivates[i].ptr; | |
584 | ||
585 | pp++; | |
586 | numPort++; | |
587 | } | |
588 | pa->nPorts = numPort; | |
589 | pa->pPorts = pPort; | |
590 | if (!numPort) { | |
591 | xf86XVFreeAdaptor(pa); | |
592 | continue; | |
593 | } | |
594 | ||
595 | pa->base_id = pPort->id; | |
596 | ||
597 | pa++; | |
598 | numAdaptor++; | |
599 | } | |
600 | ||
601 | if (numAdaptor) { | |
602 | pxvs->nAdaptors = numAdaptor; | |
603 | pxvs->pAdaptors = pAdaptor; | |
604 | } | |
605 | else { | |
606 | free(pAdaptor); | |
607 | return FALSE; | |
608 | } | |
609 | ||
610 | return TRUE; | |
611 | } | |
612 | ||
613 | /* Video should be clipped to the intersection of the window cliplist | |
614 | and the client cliplist specified in the GC for which the video was | |
615 | initialized. When we need to reclip a window, the GC that started | |
616 | the video may not even be around anymore. That's why we save the | |
617 | client clip from the GC when the video is initialized. We then | |
618 | use xf86XVUpdateCompositeClip to calculate the new composite clip | |
619 | when we need it. This is different from what DEC did. They saved | |
620 | the GC and used it's clip list when they needed to reclip the window, | |
621 | even if the client clip was different from the one the video was | |
622 | initialized with. If the original GC was destroyed, they had to stop | |
623 | the video. I like the new method better (MArk). | |
624 | ||
625 | This function only works for windows. Will need to rewrite when | |
626 | (if) we support pixmap rendering. | |
627 | */ | |
628 | ||
629 | static void | |
630 | xf86XVUpdateCompositeClip(XvPortRecPrivatePtr portPriv) | |
631 | { | |
632 | RegionPtr pregWin, pCompositeClip; | |
633 | WindowPtr pWin; | |
634 | Bool freeCompClip = FALSE; | |
635 | ||
636 | if (portPriv->pCompositeClip) | |
637 | return; | |
638 | ||
639 | pWin = (WindowPtr) portPriv->pDraw; | |
640 | ||
641 | /* get window clip list */ | |
642 | if (portPriv->subWindowMode == IncludeInferiors) { | |
643 | pregWin = NotClippedByChildren(pWin); | |
644 | freeCompClip = TRUE; | |
645 | } | |
646 | else | |
647 | pregWin = &pWin->clipList; | |
648 | ||
649 | if (!portPriv->clientClip) { | |
650 | portPriv->pCompositeClip = pregWin; | |
651 | portPriv->FreeCompositeClip = freeCompClip; | |
652 | return; | |
653 | } | |
654 | ||
655 | pCompositeClip = RegionCreate(NullBox, 1); | |
656 | RegionCopy(pCompositeClip, portPriv->clientClip); | |
657 | RegionTranslate(pCompositeClip, portPriv->pDraw->x, portPriv->pDraw->y); | |
658 | RegionIntersect(pCompositeClip, pregWin, pCompositeClip); | |
659 | ||
660 | portPriv->pCompositeClip = pCompositeClip; | |
661 | portPriv->FreeCompositeClip = TRUE; | |
662 | ||
663 | if (freeCompClip) { | |
664 | RegionDestroy(pregWin); | |
665 | } | |
666 | } | |
667 | ||
668 | /* Save the current clientClip and update the CompositeClip whenever | |
669 | we have a fresh GC */ | |
670 | ||
671 | static void | |
672 | xf86XVCopyClip(XvPortRecPrivatePtr portPriv, GCPtr pGC) | |
673 | { | |
674 | /* copy the new clip if it exists */ | |
675 | if ((pGC->clientClipType == CT_REGION) && pGC->clientClip) { | |
676 | if (!portPriv->clientClip) | |
677 | portPriv->clientClip = RegionCreate(NullBox, 1); | |
678 | /* Note: this is in window coordinates */ | |
679 | RegionCopy(portPriv->clientClip, pGC->clientClip); | |
680 | RegionTranslate(portPriv->clientClip, pGC->clipOrg.x, pGC->clipOrg.y); | |
681 | } | |
682 | else if (portPriv->clientClip) { /* free the old clientClip */ | |
683 | RegionDestroy(portPriv->clientClip); | |
684 | portPriv->clientClip = NULL; | |
685 | } | |
686 | ||
687 | /* get rid of the old clip list */ | |
688 | if (portPriv->pCompositeClip && portPriv->FreeCompositeClip) { | |
689 | RegionDestroy(portPriv->pCompositeClip); | |
690 | } | |
691 | ||
692 | portPriv->pCompositeClip = pGC->pCompositeClip; | |
693 | portPriv->FreeCompositeClip = FALSE; | |
694 | portPriv->subWindowMode = pGC->subWindowMode; | |
695 | } | |
696 | ||
697 | static void | |
698 | xf86XVCopyCompositeClip(XvPortRecPrivatePtr portPriv, | |
699 | GCPtr pGC, DrawablePtr pDraw) | |
700 | { | |
701 | if (!portPriv->clientClip) | |
702 | portPriv->clientClip = RegionCreate(NullBox, 1); | |
703 | /* Keep the original GC composite clip around for ReputImage */ | |
704 | RegionCopy(portPriv->clientClip, pGC->pCompositeClip); | |
705 | RegionTranslate(portPriv->clientClip, -pDraw->x, -pDraw->y); | |
706 | ||
707 | /* get rid of the old clip list */ | |
708 | if (portPriv->pCompositeClip && portPriv->FreeCompositeClip) | |
709 | RegionDestroy(portPriv->pCompositeClip); | |
710 | ||
711 | portPriv->pCompositeClip = pGC->pCompositeClip; | |
712 | portPriv->FreeCompositeClip = FALSE; | |
713 | portPriv->subWindowMode = pGC->subWindowMode; | |
714 | } | |
715 | ||
716 | static int | |
717 | xf86XVRegetVideo(XvPortRecPrivatePtr portPriv) | |
718 | { | |
719 | RegionRec WinRegion; | |
720 | RegionRec ClipRegion; | |
721 | BoxRec WinBox; | |
722 | int ret = Success; | |
723 | Bool clippedAway = FALSE; | |
724 | ||
725 | xf86XVUpdateCompositeClip(portPriv); | |
726 | ||
727 | /* translate the video region to the screen */ | |
728 | WinBox.x1 = portPriv->pDraw->x + portPriv->drw_x; | |
729 | WinBox.y1 = portPriv->pDraw->y + portPriv->drw_y; | |
730 | WinBox.x2 = WinBox.x1 + portPriv->drw_w; | |
731 | WinBox.y2 = WinBox.y1 + portPriv->drw_h; | |
732 | ||
733 | /* clip to the window composite clip */ | |
734 | RegionInit(&WinRegion, &WinBox, 1); | |
735 | RegionNull(&ClipRegion); | |
736 | RegionIntersect(&ClipRegion, &WinRegion, portPriv->pCompositeClip); | |
737 | ||
738 | /* that's all if it's totally obscured */ | |
739 | if (!RegionNotEmpty(&ClipRegion)) { | |
740 | clippedAway = TRUE; | |
741 | goto CLIP_VIDEO_BAILOUT; | |
742 | } | |
743 | ||
744 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { | |
745 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); | |
746 | } | |
747 | ||
748 | ret = (*portPriv->AdaptorRec->GetVideo) (portPriv->pScrn, | |
749 | portPriv->vid_x, portPriv->vid_y, | |
750 | WinBox.x1, WinBox.y1, | |
751 | portPriv->vid_w, portPriv->vid_h, | |
752 | portPriv->drw_w, portPriv->drw_h, | |
753 | &ClipRegion, portPriv->DevPriv.ptr, | |
754 | portPriv->pDraw); | |
755 | ||
756 | if (ret == Success) | |
757 | portPriv->isOn = XV_ON; | |
758 | ||
759 | CLIP_VIDEO_BAILOUT: | |
760 | ||
761 | if ((clippedAway || (ret != Success)) && portPriv->isOn == XV_ON) { | |
762 | (*portPriv->AdaptorRec->StopVideo) (portPriv->pScrn, | |
763 | portPriv->DevPriv.ptr, FALSE); | |
764 | portPriv->isOn = XV_PENDING; | |
765 | } | |
766 | ||
767 | /* This clip was copied and only good for one shot */ | |
768 | if (!portPriv->FreeCompositeClip) | |
769 | portPriv->pCompositeClip = NULL; | |
770 | ||
771 | RegionUninit(&WinRegion); | |
772 | RegionUninit(&ClipRegion); | |
773 | ||
774 | return ret; | |
775 | } | |
776 | ||
777 | static int | |
778 | xf86XVReputVideo(XvPortRecPrivatePtr portPriv) | |
779 | { | |
780 | RegionRec WinRegion; | |
781 | RegionRec ClipRegion; | |
782 | BoxRec WinBox; | |
783 | int ret = Success; | |
784 | Bool clippedAway = FALSE; | |
785 | ||
786 | xf86XVUpdateCompositeClip(portPriv); | |
787 | ||
788 | /* translate the video region to the screen */ | |
789 | WinBox.x1 = portPriv->pDraw->x + portPriv->drw_x; | |
790 | WinBox.y1 = portPriv->pDraw->y + portPriv->drw_y; | |
791 | WinBox.x2 = WinBox.x1 + portPriv->drw_w; | |
792 | WinBox.y2 = WinBox.y1 + portPriv->drw_h; | |
793 | ||
794 | /* clip to the window composite clip */ | |
795 | RegionInit(&WinRegion, &WinBox, 1); | |
796 | RegionNull(&ClipRegion); | |
797 | RegionIntersect(&ClipRegion, &WinRegion, portPriv->pCompositeClip); | |
798 | ||
799 | /* clip and translate to the viewport */ | |
800 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { | |
801 | RegionRec VPReg; | |
802 | BoxRec VPBox; | |
803 | ||
804 | VPBox.x1 = portPriv->pScrn->frameX0; | |
805 | VPBox.y1 = portPriv->pScrn->frameY0; | |
806 | VPBox.x2 = portPriv->pScrn->frameX1 + 1; | |
807 | VPBox.y2 = portPriv->pScrn->frameY1 + 1; | |
808 | ||
809 | RegionInit(&VPReg, &VPBox, 1); | |
810 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); | |
811 | RegionUninit(&VPReg); | |
812 | } | |
813 | ||
814 | /* that's all if it's totally obscured */ | |
815 | if (!RegionNotEmpty(&ClipRegion)) { | |
816 | clippedAway = TRUE; | |
817 | goto CLIP_VIDEO_BAILOUT; | |
818 | } | |
819 | ||
820 | /* bailout if we have to clip but the hardware doesn't support it */ | |
821 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { | |
822 | BoxPtr clipBox = RegionRects(&ClipRegion); | |
823 | ||
824 | if ((RegionNumRects(&ClipRegion) != 1) || | |
825 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || | |
826 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { | |
827 | clippedAway = TRUE; | |
828 | goto CLIP_VIDEO_BAILOUT; | |
829 | } | |
830 | } | |
831 | ||
832 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { | |
833 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); | |
834 | } | |
835 | ||
836 | ret = (*portPriv->AdaptorRec->PutVideo) (portPriv->pScrn, | |
837 | portPriv->vid_x, portPriv->vid_y, | |
838 | WinBox.x1, WinBox.y1, | |
839 | portPriv->vid_w, portPriv->vid_h, | |
840 | portPriv->drw_w, portPriv->drw_h, | |
841 | &ClipRegion, portPriv->DevPriv.ptr, | |
842 | portPriv->pDraw); | |
843 | ||
844 | if (ret == Success) | |
845 | portPriv->isOn = XV_ON; | |
846 | ||
847 | CLIP_VIDEO_BAILOUT: | |
848 | ||
849 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { | |
850 | (*portPriv->AdaptorRec->StopVideo) (portPriv->pScrn, | |
851 | portPriv->DevPriv.ptr, FALSE); | |
852 | portPriv->isOn = XV_PENDING; | |
853 | } | |
854 | ||
855 | /* This clip was copied and only good for one shot */ | |
856 | if (!portPriv->FreeCompositeClip) | |
857 | portPriv->pCompositeClip = NULL; | |
858 | ||
859 | RegionUninit(&WinRegion); | |
860 | RegionUninit(&ClipRegion); | |
861 | ||
862 | return ret; | |
863 | } | |
864 | ||
865 | /* Reput image/still */ | |
866 | static int | |
867 | xf86XVReputImage(XvPortRecPrivatePtr portPriv) | |
868 | { | |
869 | RegionRec WinRegion; | |
870 | RegionRec ClipRegion; | |
871 | BoxRec WinBox; | |
872 | int ret = Success; | |
873 | Bool clippedAway = FALSE; | |
874 | ||
875 | xf86XVUpdateCompositeClip(portPriv); | |
876 | ||
877 | /* the clip can get smaller over time */ | |
878 | RegionCopy(portPriv->clientClip, portPriv->pCompositeClip); | |
879 | RegionTranslate(portPriv->clientClip, | |
880 | -portPriv->pDraw->x, -portPriv->pDraw->y); | |
881 | ||
882 | /* translate the video region to the screen */ | |
883 | WinBox.x1 = portPriv->pDraw->x + portPriv->drw_x; | |
884 | WinBox.y1 = portPriv->pDraw->y + portPriv->drw_y; | |
885 | WinBox.x2 = WinBox.x1 + portPriv->drw_w; | |
886 | WinBox.y2 = WinBox.y1 + portPriv->drw_h; | |
887 | ||
888 | /* clip to the window composite clip */ | |
889 | RegionInit(&WinRegion, &WinBox, 1); | |
890 | RegionNull(&ClipRegion); | |
891 | RegionIntersect(&ClipRegion, &WinRegion, portPriv->pCompositeClip); | |
892 | ||
893 | /* clip and translate to the viewport */ | |
894 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { | |
895 | RegionRec VPReg; | |
896 | BoxRec VPBox; | |
897 | ||
898 | VPBox.x1 = portPriv->pScrn->frameX0; | |
899 | VPBox.y1 = portPriv->pScrn->frameY0; | |
900 | VPBox.x2 = portPriv->pScrn->frameX1 + 1; | |
901 | VPBox.y2 = portPriv->pScrn->frameY1 + 1; | |
902 | ||
903 | RegionInit(&VPReg, &VPBox, 1); | |
904 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); | |
905 | RegionUninit(&VPReg); | |
906 | } | |
907 | ||
908 | /* that's all if it's totally obscured */ | |
909 | if (!RegionNotEmpty(&ClipRegion)) { | |
910 | clippedAway = TRUE; | |
911 | goto CLIP_VIDEO_BAILOUT; | |
912 | } | |
913 | ||
914 | /* bailout if we have to clip but the hardware doesn't support it */ | |
915 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { | |
916 | BoxPtr clipBox = RegionRects(&ClipRegion); | |
917 | ||
918 | if ((RegionNumRects(&ClipRegion) != 1) || | |
919 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || | |
920 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { | |
921 | clippedAway = TRUE; | |
922 | goto CLIP_VIDEO_BAILOUT; | |
923 | } | |
924 | } | |
925 | ||
926 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { | |
927 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); | |
928 | } | |
929 | ||
930 | ret = (*portPriv->AdaptorRec->ReputImage) (portPriv->pScrn, | |
931 | portPriv->vid_x, portPriv->vid_y, | |
932 | WinBox.x1, WinBox.y1, | |
933 | portPriv->vid_w, portPriv->vid_h, | |
934 | portPriv->drw_w, portPriv->drw_h, | |
935 | &ClipRegion, | |
936 | portPriv->DevPriv.ptr, | |
937 | portPriv->pDraw); | |
938 | ||
939 | portPriv->isOn = (ret == Success) ? XV_ON : XV_OFF; | |
940 | ||
941 | CLIP_VIDEO_BAILOUT: | |
942 | ||
943 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { | |
944 | (*portPriv->AdaptorRec->StopVideo) (portPriv->pScrn, | |
945 | portPriv->DevPriv.ptr, FALSE); | |
946 | portPriv->isOn = XV_PENDING; | |
947 | } | |
948 | ||
949 | /* This clip was copied and only good for one shot */ | |
950 | if (!portPriv->FreeCompositeClip) | |
951 | portPriv->pCompositeClip = NULL; | |
952 | ||
953 | RegionUninit(&WinRegion); | |
954 | RegionUninit(&ClipRegion); | |
955 | ||
956 | return ret; | |
957 | } | |
958 | ||
959 | static int | |
960 | xf86XVReputAllVideo(WindowPtr pWin, pointer data) | |
961 | { | |
962 | XF86XVWindowPtr WinPriv = GET_XF86XV_WINDOW(pWin); | |
963 | ||
964 | while (WinPriv) { | |
965 | if (WinPriv->PortRec->type == XvInputMask) | |
966 | xf86XVReputVideo(WinPriv->PortRec); | |
967 | else | |
968 | xf86XVRegetVideo(WinPriv->PortRec); | |
969 | WinPriv = WinPriv->next; | |
970 | } | |
971 | ||
972 | return WT_WALKCHILDREN; | |
973 | } | |
974 | ||
975 | static int | |
976 | xf86XVEnlistPortInWindow(WindowPtr pWin, XvPortRecPrivatePtr portPriv) | |
977 | { | |
978 | XF86XVWindowPtr winPriv, PrivRoot; | |
979 | ||
980 | winPriv = PrivRoot = GET_XF86XV_WINDOW(pWin); | |
981 | ||
982 | /* Enlist our port in the window private */ | |
983 | while (winPriv) { | |
984 | if (winPriv->PortRec == portPriv) /* we're already listed */ | |
985 | break; | |
986 | winPriv = winPriv->next; | |
987 | } | |
988 | ||
989 | if (!winPriv) { | |
990 | winPriv = calloc(1, sizeof(XF86XVWindowRec)); | |
991 | if (!winPriv) | |
992 | return BadAlloc; | |
993 | winPriv->PortRec = portPriv; | |
994 | winPriv->next = PrivRoot; | |
995 | dixSetPrivate(&pWin->devPrivates, XF86XVWindowKey, winPriv); | |
996 | } | |
997 | ||
998 | portPriv->pDraw = (DrawablePtr) pWin; | |
999 | ||
1000 | return Success; | |
1001 | } | |
1002 | ||
1003 | static void | |
1004 | xf86XVRemovePortFromWindow(WindowPtr pWin, XvPortRecPrivatePtr portPriv) | |
1005 | { | |
1006 | XF86XVWindowPtr winPriv, prevPriv = NULL; | |
1007 | ||
1008 | winPriv = GET_XF86XV_WINDOW(pWin); | |
1009 | ||
1010 | while (winPriv) { | |
1011 | if (winPriv->PortRec == portPriv) { | |
1012 | if (prevPriv) | |
1013 | prevPriv->next = winPriv->next; | |
1014 | else | |
1015 | dixSetPrivate(&pWin->devPrivates, XF86XVWindowKey, | |
1016 | winPriv->next); | |
1017 | free(winPriv); | |
1018 | break; | |
1019 | } | |
1020 | prevPriv = winPriv; | |
1021 | winPriv = winPriv->next; | |
1022 | } | |
1023 | portPriv->pDraw = NULL; | |
1024 | if (portPriv->ckeyFilled) { | |
1025 | RegionDestroy(portPriv->ckeyFilled); | |
1026 | portPriv->ckeyFilled = NULL; | |
1027 | } | |
1028 | portPriv->clipChanged = FALSE; | |
1029 | } | |
1030 | ||
1031 | static void | |
1032 | xf86XVReputOrStopPort(XvPortRecPrivatePtr pPriv, WindowPtr pWin, Bool visible) | |
1033 | { | |
1034 | if (!visible) { | |
1035 | if (pPriv->isOn == XV_ON) { | |
1036 | (*pPriv->AdaptorRec->StopVideo) (pPriv->pScrn, pPriv->DevPriv.ptr, | |
1037 | FALSE); | |
1038 | pPriv->isOn = XV_PENDING; | |
1039 | } | |
1040 | ||
1041 | if (!pPriv->type) /* overlaid still/image */ | |
1042 | xf86XVRemovePortFromWindow(pWin, pPriv); | |
1043 | ||
1044 | return; | |
1045 | } | |
1046 | ||
1047 | switch (pPriv->type) { | |
1048 | case XvInputMask: | |
1049 | xf86XVReputVideo(pPriv); | |
1050 | break; | |
1051 | case XvOutputMask: | |
1052 | xf86XVRegetVideo(pPriv); | |
1053 | break; | |
1054 | default: /* overlaid still/image */ | |
1055 | if (pPriv->AdaptorRec->ReputImage) | |
1056 | xf86XVReputImage(pPriv); | |
1057 | break; | |
1058 | } | |
1059 | } | |
1060 | ||
1061 | static void | |
1062 | xf86XVReputOrStopAllPorts(ScrnInfoPtr pScrn, Bool onlyChanged) | |
1063 | { | |
1064 | ScreenPtr pScreen = xf86ScrnToScreen(pScrn); | |
1065 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); | |
1066 | XvAdaptorPtr pa; | |
1067 | int c, i; | |
1068 | ||
1069 | for (c = pxvs->nAdaptors, pa = pxvs->pAdaptors; c > 0; c--, pa++) { | |
1070 | XvPortPtr pPort = pa->pPorts; | |
1071 | ||
1072 | for (i = pa->nPorts; i > 0; i--, pPort++) { | |
1073 | XvPortRecPrivatePtr pPriv = | |
1074 | (XvPortRecPrivatePtr) pPort->devPriv.ptr; | |
1075 | WindowPtr pWin = (WindowPtr) pPriv->pDraw; | |
1076 | Bool visible; | |
1077 | ||
1078 | if (pPriv->isOn == XV_OFF || !pWin) | |
1079 | continue; | |
1080 | ||
1081 | if (onlyChanged && !pPriv->clipChanged) | |
1082 | continue; | |
1083 | ||
1084 | visible = pWin->visibility == VisibilityUnobscured || | |
1085 | pWin->visibility == VisibilityPartiallyObscured; | |
1086 | ||
1087 | /* | |
1088 | * Stop and remove still/images if | |
1089 | * ReputImage isn't supported. | |
1090 | */ | |
1091 | if (!pPriv->type && !pPriv->AdaptorRec->ReputImage) | |
1092 | visible = FALSE; | |
1093 | ||
1094 | xf86XVReputOrStopPort(pPriv, pWin, visible); | |
1095 | ||
1096 | pPriv->clipChanged = FALSE; | |
1097 | } | |
1098 | } | |
1099 | } | |
1100 | ||
1101 | /**** ScreenRec fields ****/ | |
1102 | ||
1103 | static Bool | |
1104 | xf86XVDestroyWindow(WindowPtr pWin) | |
1105 | { | |
1106 | ScreenPtr pScreen = pWin->drawable.pScreen; | |
1107 | XF86XVScreenPtr ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1108 | XF86XVWindowPtr tmp, WinPriv = GET_XF86XV_WINDOW(pWin); | |
1109 | int ret; | |
1110 | ||
1111 | while (WinPriv) { | |
1112 | XvPortRecPrivatePtr pPriv = WinPriv->PortRec; | |
1113 | ||
1114 | if (pPriv->isOn > XV_OFF) { | |
1115 | (*pPriv->AdaptorRec->StopVideo) (pPriv->pScrn, pPriv->DevPriv.ptr, | |
1116 | TRUE); | |
1117 | pPriv->isOn = XV_OFF; | |
1118 | } | |
1119 | ||
1120 | pPriv->pDraw = NULL; | |
1121 | tmp = WinPriv; | |
1122 | WinPriv = WinPriv->next; | |
1123 | free(tmp); | |
1124 | } | |
1125 | ||
1126 | dixSetPrivate(&pWin->devPrivates, XF86XVWindowKey, NULL); | |
1127 | ||
1128 | pScreen->DestroyWindow = ScreenPriv->DestroyWindow; | |
1129 | ret = (*pScreen->DestroyWindow) (pWin); | |
1130 | pScreen->DestroyWindow = xf86XVDestroyWindow; | |
1131 | ||
1132 | return ret; | |
1133 | } | |
1134 | ||
1135 | static void | |
1136 | xf86XVPostValidateTree(WindowPtr pWin, WindowPtr pLayerWin, VTKind kind) | |
1137 | { | |
1138 | ScreenPtr pScreen; | |
1139 | XF86XVScreenPtr ScreenPriv; | |
1140 | ScrnInfoPtr pScrn; | |
1141 | ||
1142 | if (pWin) | |
1143 | pScreen = pWin->drawable.pScreen; | |
1144 | else | |
1145 | pScreen = pLayerWin->drawable.pScreen; | |
1146 | ||
1147 | ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1148 | pScrn = xf86ScreenToScrn(pScreen); | |
1149 | ||
1150 | xf86XVReputOrStopAllPorts(pScrn, TRUE); | |
1151 | ||
1152 | pScreen->PostValidateTree = ScreenPriv->PostValidateTree; | |
1153 | if (pScreen->PostValidateTree) { | |
1154 | (*pScreen->PostValidateTree) (pWin, pLayerWin, kind); | |
1155 | } | |
1156 | ScreenPriv->PostValidateTree = PostValidateTreeUndefined; | |
1157 | } | |
1158 | ||
1159 | static void | |
1160 | xf86XVWindowExposures(WindowPtr pWin, RegionPtr reg1, RegionPtr reg2) | |
1161 | { | |
1162 | ScreenPtr pScreen = pWin->drawable.pScreen; | |
1163 | XF86XVScreenPtr ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1164 | XF86XVWindowPtr WinPriv = GET_XF86XV_WINDOW(pWin); | |
1165 | XvPortRecPrivatePtr pPriv; | |
1166 | Bool AreasExposed; | |
1167 | ||
1168 | AreasExposed = (WinPriv && reg1 && RegionNotEmpty(reg1)); | |
1169 | ||
1170 | pScreen->WindowExposures = ScreenPriv->WindowExposures; | |
1171 | (*pScreen->WindowExposures) (pWin, reg1, reg2); | |
1172 | pScreen->WindowExposures = xf86XVWindowExposures; | |
1173 | ||
1174 | /* filter out XClearWindow/Area */ | |
1175 | if (!pWin->valdata) | |
1176 | return; | |
1177 | ||
1178 | while (WinPriv) { | |
1179 | Bool visible = TRUE; | |
1180 | ||
1181 | pPriv = WinPriv->PortRec; | |
1182 | ||
1183 | /* | |
1184 | * Stop and remove still/images if areas were exposed and | |
1185 | * ReputImage isn't supported. | |
1186 | */ | |
1187 | if (!pPriv->type && !pPriv->AdaptorRec->ReputImage) | |
1188 | visible = !AreasExposed; | |
1189 | ||
1190 | /* | |
1191 | * Subtract exposed areas from overlaid image to match textured video | |
1192 | * behavior. | |
1193 | */ | |
1194 | if (!pPriv->type && pPriv->clientClip) | |
1195 | RegionSubtract(pPriv->clientClip, pPriv->clientClip, reg1); | |
1196 | ||
1197 | if (visible && pPriv->ckeyFilled) { | |
1198 | RegionRec tmp; | |
1199 | ||
1200 | RegionNull(&tmp); | |
1201 | RegionCopy(&tmp, reg1); | |
1202 | RegionTranslate(&tmp, pWin->drawable.x, pWin->drawable.y); | |
1203 | RegionSubtract(pPriv->ckeyFilled, pPriv->ckeyFilled, &tmp); | |
1204 | } | |
1205 | ||
1206 | WinPriv = WinPriv->next; | |
1207 | xf86XVReputOrStopPort(pPriv, pWin, visible); | |
1208 | ||
1209 | pPriv->clipChanged = FALSE; | |
1210 | } | |
1211 | } | |
1212 | ||
1213 | static void | |
1214 | xf86XVClipNotify(WindowPtr pWin, int dx, int dy) | |
1215 | { | |
1216 | ScreenPtr pScreen = pWin->drawable.pScreen; | |
1217 | XF86XVScreenPtr ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1218 | XF86XVWindowPtr WinPriv = GET_XF86XV_WINDOW(pWin); | |
1219 | XvPortRecPrivatePtr pPriv; | |
1220 | ||
1221 | while (WinPriv) { | |
1222 | pPriv = WinPriv->PortRec; | |
1223 | ||
1224 | if (pPriv->pCompositeClip && pPriv->FreeCompositeClip) | |
1225 | RegionDestroy(pPriv->pCompositeClip); | |
1226 | ||
1227 | pPriv->pCompositeClip = NULL; | |
1228 | ||
1229 | if (pPriv->AdaptorRec->ClipNotify) | |
1230 | (*pPriv->AdaptorRec->ClipNotify) (pPriv->pScrn, pPriv->DevPriv.ptr, | |
1231 | pWin, dx, dy); | |
1232 | ||
1233 | pPriv->clipChanged = TRUE; | |
1234 | ||
1235 | if (ScreenPriv->PostValidateTree == PostValidateTreeUndefined) { | |
1236 | ScreenPriv->PostValidateTree = pScreen->PostValidateTree; | |
1237 | pScreen->PostValidateTree = xf86XVPostValidateTree; | |
1238 | } | |
1239 | ||
1240 | WinPriv = WinPriv->next; | |
1241 | } | |
1242 | ||
1243 | if (ScreenPriv->ClipNotify) { | |
1244 | pScreen->ClipNotify = ScreenPriv->ClipNotify; | |
1245 | (*pScreen->ClipNotify) (pWin, dx, dy); | |
1246 | pScreen->ClipNotify = xf86XVClipNotify; | |
1247 | } | |
1248 | } | |
1249 | ||
1250 | /**** Required XvScreenRec fields ****/ | |
1251 | ||
1252 | static Bool | |
1253 | xf86XVCloseScreen(ScreenPtr pScreen) | |
1254 | { | |
1255 | ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); | |
1256 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); | |
1257 | XF86XVScreenPtr ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1258 | XvAdaptorPtr pa; | |
1259 | int c; | |
1260 | ||
1261 | if (!ScreenPriv) | |
1262 | return TRUE; | |
1263 | ||
1264 | pScreen->DestroyWindow = ScreenPriv->DestroyWindow; | |
1265 | pScreen->WindowExposures = ScreenPriv->WindowExposures; | |
1266 | pScreen->ClipNotify = ScreenPriv->ClipNotify; | |
1267 | ||
1268 | pScrn->EnterVT = ScreenPriv->EnterVT; | |
1269 | pScrn->LeaveVT = ScreenPriv->LeaveVT; | |
1270 | pScrn->AdjustFrame = ScreenPriv->AdjustFrame; | |
1271 | pScrn->ModeSet = ScreenPriv->ModeSet; | |
1272 | ||
1273 | for (c = 0, pa = pxvs->pAdaptors; c < pxvs->nAdaptors; c++, pa++) { | |
1274 | xf86XVFreeAdaptor(pa); | |
1275 | } | |
1276 | ||
1277 | free(pxvs->pAdaptors); | |
1278 | free(ScreenPriv); | |
1279 | return TRUE; | |
1280 | } | |
1281 | ||
1282 | static int | |
1283 | xf86XVQueryAdaptors(ScreenPtr pScreen, | |
1284 | XvAdaptorPtr * p_pAdaptors, int *p_nAdaptors) | |
1285 | { | |
1286 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); | |
1287 | ||
1288 | *p_nAdaptors = pxvs->nAdaptors; | |
1289 | *p_pAdaptors = pxvs->pAdaptors; | |
1290 | ||
1291 | return Success; | |
1292 | } | |
1293 | ||
1294 | /**** ScrnInfoRec fields ****/ | |
1295 | ||
1296 | static Bool | |
1297 | xf86XVEnterVT(ScrnInfoPtr pScrn) | |
1298 | { | |
1299 | ScreenPtr pScreen = xf86ScrnToScreen(pScrn); | |
1300 | XF86XVScreenPtr ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1301 | Bool ret; | |
1302 | ||
1303 | pScrn->EnterVT = ScreenPriv->EnterVT; | |
1304 | ret = (*ScreenPriv->EnterVT) (pScrn); | |
1305 | ScreenPriv->EnterVT = pScrn->EnterVT; | |
1306 | pScrn->EnterVT = xf86XVEnterVT; | |
1307 | ||
1308 | if (ret) | |
1309 | WalkTree(pScreen, xf86XVReputAllVideo, 0); | |
1310 | ||
1311 | return ret; | |
1312 | } | |
1313 | ||
1314 | static void | |
1315 | xf86XVLeaveVT(ScrnInfoPtr pScrn) | |
1316 | { | |
1317 | ScreenPtr pScreen = xf86ScrnToScreen(pScrn); | |
1318 | XvScreenPtr pxvs = GET_XV_SCREEN(pScreen); | |
1319 | XF86XVScreenPtr ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1320 | XvAdaptorPtr pAdaptor; | |
1321 | XvPortPtr pPort; | |
1322 | XvPortRecPrivatePtr pPriv; | |
1323 | int i, j; | |
1324 | ||
1325 | for (i = 0; i < pxvs->nAdaptors; i++) { | |
1326 | pAdaptor = &pxvs->pAdaptors[i]; | |
1327 | for (j = 0; j < pAdaptor->nPorts; j++) { | |
1328 | pPort = &pAdaptor->pPorts[j]; | |
1329 | pPriv = (XvPortRecPrivatePtr) pPort->devPriv.ptr; | |
1330 | if (pPriv->isOn > XV_OFF) { | |
1331 | ||
1332 | (*pPriv->AdaptorRec->StopVideo) (pPriv->pScrn, | |
1333 | pPriv->DevPriv.ptr, TRUE); | |
1334 | pPriv->isOn = XV_OFF; | |
1335 | ||
1336 | if (pPriv->pCompositeClip && pPriv->FreeCompositeClip) | |
1337 | RegionDestroy(pPriv->pCompositeClip); | |
1338 | ||
1339 | pPriv->pCompositeClip = NULL; | |
1340 | ||
1341 | if (!pPriv->type && pPriv->pDraw) { /* still */ | |
1342 | xf86XVRemovePortFromWindow((WindowPtr) pPriv->pDraw, pPriv); | |
1343 | } | |
1344 | } | |
1345 | } | |
1346 | } | |
1347 | ||
1348 | pScrn->LeaveVT = ScreenPriv->LeaveVT; | |
1349 | (*ScreenPriv->LeaveVT) (pScrn); | |
1350 | ScreenPriv->LeaveVT = pScrn->LeaveVT; | |
1351 | pScrn->LeaveVT = xf86XVLeaveVT; | |
1352 | } | |
1353 | ||
1354 | static void | |
1355 | xf86XVAdjustFrame(ScrnInfoPtr pScrn, int x, int y) | |
1356 | { | |
1357 | ScreenPtr pScreen = xf86ScrnToScreen(pScrn); | |
1358 | XF86XVScreenPtr ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1359 | ||
1360 | if (ScreenPriv->AdjustFrame) { | |
1361 | pScrn->AdjustFrame = ScreenPriv->AdjustFrame; | |
1362 | (*pScrn->AdjustFrame) (pScrn, x, y); | |
1363 | pScrn->AdjustFrame = xf86XVAdjustFrame; | |
1364 | } | |
1365 | ||
1366 | xf86XVReputOrStopAllPorts(pScrn, FALSE); | |
1367 | } | |
1368 | ||
1369 | static void | |
1370 | xf86XVModeSet(ScrnInfoPtr pScrn) | |
1371 | { | |
1372 | ScreenPtr pScreen = xf86ScrnToScreen(pScrn); | |
1373 | XF86XVScreenPtr ScreenPriv; | |
1374 | ||
1375 | /* Can be called before pScrn->pScreen is set */ | |
1376 | if (!pScreen) | |
1377 | return; | |
1378 | ||
1379 | ScreenPriv = GET_XF86XV_SCREEN(pScreen); | |
1380 | ||
1381 | if (ScreenPriv->ModeSet) { | |
1382 | pScrn->ModeSet = ScreenPriv->ModeSet; | |
1383 | (*pScrn->ModeSet) (pScrn); | |
1384 | pScrn->ModeSet = xf86XVModeSet; | |
1385 | } | |
1386 | ||
1387 | xf86XVReputOrStopAllPorts(pScrn, FALSE); | |
1388 | } | |
1389 | ||
1390 | /**** XvAdaptorRec fields ****/ | |
1391 | ||
1392 | static int | |
1393 | xf86XVAllocatePort(unsigned long port, XvPortPtr pPort, XvPortPtr * ppPort) | |
1394 | { | |
1395 | *ppPort = pPort; | |
1396 | return Success; | |
1397 | } | |
1398 | ||
1399 | static int | |
1400 | xf86XVFreePort(XvPortPtr pPort) | |
1401 | { | |
1402 | return Success; | |
1403 | } | |
1404 | ||
1405 | static int | |
1406 | xf86XVPutVideo(ClientPtr client, | |
1407 | DrawablePtr pDraw, | |
1408 | XvPortPtr pPort, | |
1409 | GCPtr pGC, | |
1410 | INT16 vid_x, INT16 vid_y, | |
1411 | CARD16 vid_w, CARD16 vid_h, | |
1412 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) | |
1413 | { | |
1414 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1415 | int result; | |
1416 | ||
1417 | /* No dumping video to pixmaps... For now anyhow */ | |
1418 | if (pDraw->type != DRAWABLE_WINDOW) { | |
1419 | pPort->pDraw = (DrawablePtr) NULL; | |
1420 | return BadAlloc; | |
1421 | } | |
1422 | ||
1423 | /* If we are changing windows, unregister our port in the old window */ | |
1424 | if (portPriv->pDraw && (portPriv->pDraw != pDraw)) | |
1425 | xf86XVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); | |
1426 | ||
1427 | /* Register our port with the new window */ | |
1428 | result = xf86XVEnlistPortInWindow((WindowPtr) pDraw, portPriv); | |
1429 | if (result != Success) | |
1430 | return result; | |
1431 | ||
1432 | portPriv->type = XvInputMask; | |
1433 | ||
1434 | /* save a copy of these parameters */ | |
1435 | portPriv->vid_x = vid_x; | |
1436 | portPriv->vid_y = vid_y; | |
1437 | portPriv->vid_w = vid_w; | |
1438 | portPriv->vid_h = vid_h; | |
1439 | portPriv->drw_x = drw_x; | |
1440 | portPriv->drw_y = drw_y; | |
1441 | portPriv->drw_w = drw_w; | |
1442 | portPriv->drw_h = drw_h; | |
1443 | ||
1444 | /* make sure we have the most recent copy of the clientClip */ | |
1445 | xf86XVCopyClip(portPriv, pGC); | |
1446 | ||
1447 | /* To indicate to the DI layer that we were successful */ | |
1448 | pPort->pDraw = pDraw; | |
1449 | ||
1450 | if (!portPriv->pScrn->vtSema) | |
1451 | return Success; /* Success ? */ | |
1452 | ||
1453 | return (xf86XVReputVideo(portPriv)); | |
1454 | } | |
1455 | ||
1456 | static int | |
1457 | xf86XVPutStill(ClientPtr client, | |
1458 | DrawablePtr pDraw, | |
1459 | XvPortPtr pPort, | |
1460 | GCPtr pGC, | |
1461 | INT16 vid_x, INT16 vid_y, | |
1462 | CARD16 vid_w, CARD16 vid_h, | |
1463 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) | |
1464 | { | |
1465 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1466 | RegionRec WinRegion; | |
1467 | RegionRec ClipRegion; | |
1468 | BoxRec WinBox; | |
1469 | int ret = Success; | |
1470 | Bool clippedAway = FALSE; | |
1471 | ||
1472 | if (pDraw->type != DRAWABLE_WINDOW) | |
1473 | return BadAlloc; | |
1474 | ||
1475 | if (!portPriv->pScrn->vtSema) | |
1476 | return Success; /* Success ? */ | |
1477 | ||
1478 | WinBox.x1 = pDraw->x + drw_x; | |
1479 | WinBox.y1 = pDraw->y + drw_y; | |
1480 | WinBox.x2 = WinBox.x1 + drw_w; | |
1481 | WinBox.y2 = WinBox.y1 + drw_h; | |
1482 | ||
1483 | xf86XVCopyCompositeClip(portPriv, pGC, pDraw); | |
1484 | ||
1485 | RegionInit(&WinRegion, &WinBox, 1); | |
1486 | RegionNull(&ClipRegion); | |
1487 | RegionIntersect(&ClipRegion, &WinRegion, pGC->pCompositeClip); | |
1488 | ||
1489 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { | |
1490 | RegionRec VPReg; | |
1491 | BoxRec VPBox; | |
1492 | ||
1493 | VPBox.x1 = portPriv->pScrn->frameX0; | |
1494 | VPBox.y1 = portPriv->pScrn->frameY0; | |
1495 | VPBox.x2 = portPriv->pScrn->frameX1 + 1; | |
1496 | VPBox.y2 = portPriv->pScrn->frameY1 + 1; | |
1497 | ||
1498 | RegionInit(&VPReg, &VPBox, 1); | |
1499 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); | |
1500 | RegionUninit(&VPReg); | |
1501 | } | |
1502 | ||
1503 | if (portPriv->pDraw) { | |
1504 | xf86XVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); | |
1505 | } | |
1506 | ||
1507 | if (!RegionNotEmpty(&ClipRegion)) { | |
1508 | clippedAway = TRUE; | |
1509 | goto PUT_STILL_BAILOUT; | |
1510 | } | |
1511 | ||
1512 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { | |
1513 | BoxPtr clipBox = RegionRects(&ClipRegion); | |
1514 | ||
1515 | if ((RegionNumRects(&ClipRegion) != 1) || | |
1516 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || | |
1517 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { | |
1518 | clippedAway = TRUE; | |
1519 | goto PUT_STILL_BAILOUT; | |
1520 | } | |
1521 | } | |
1522 | ||
1523 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { | |
1524 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); | |
1525 | } | |
1526 | ||
1527 | ret = (*portPriv->AdaptorRec->PutStill) (portPriv->pScrn, | |
1528 | vid_x, vid_y, WinBox.x1, WinBox.y1, | |
1529 | vid_w, vid_h, drw_w, drw_h, | |
1530 | &ClipRegion, portPriv->DevPriv.ptr, | |
1531 | pDraw); | |
1532 | ||
1533 | if ((ret == Success) && | |
1534 | (portPriv->AdaptorRec->flags & VIDEO_OVERLAID_STILLS)) { | |
1535 | ||
1536 | xf86XVEnlistPortInWindow((WindowPtr) pDraw, portPriv); | |
1537 | portPriv->isOn = XV_ON; | |
1538 | portPriv->vid_x = vid_x; | |
1539 | portPriv->vid_y = vid_y; | |
1540 | portPriv->vid_w = vid_w; | |
1541 | portPriv->vid_h = vid_h; | |
1542 | portPriv->drw_x = drw_x; | |
1543 | portPriv->drw_y = drw_y; | |
1544 | portPriv->drw_w = drw_w; | |
1545 | portPriv->drw_h = drw_h; | |
1546 | portPriv->type = 0; /* no mask means it's transient and should | |
1547 | not be reput once it's removed */ | |
1548 | pPort->pDraw = pDraw; /* make sure we can get stop requests */ | |
1549 | } | |
1550 | ||
1551 | PUT_STILL_BAILOUT: | |
1552 | ||
1553 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { | |
1554 | (*portPriv->AdaptorRec->StopVideo) (portPriv->pScrn, | |
1555 | portPriv->DevPriv.ptr, FALSE); | |
1556 | portPriv->isOn = XV_PENDING; | |
1557 | } | |
1558 | ||
1559 | /* This clip was copied and only good for one shot */ | |
1560 | if (!portPriv->FreeCompositeClip) | |
1561 | portPriv->pCompositeClip = NULL; | |
1562 | ||
1563 | RegionUninit(&WinRegion); | |
1564 | RegionUninit(&ClipRegion); | |
1565 | ||
1566 | return ret; | |
1567 | } | |
1568 | ||
1569 | static int | |
1570 | xf86XVGetVideo(ClientPtr client, | |
1571 | DrawablePtr pDraw, | |
1572 | XvPortPtr pPort, | |
1573 | GCPtr pGC, | |
1574 | INT16 vid_x, INT16 vid_y, | |
1575 | CARD16 vid_w, CARD16 vid_h, | |
1576 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) | |
1577 | { | |
1578 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1579 | int result; | |
1580 | ||
1581 | /* No pixmaps... For now anyhow */ | |
1582 | if (pDraw->type != DRAWABLE_WINDOW) { | |
1583 | pPort->pDraw = (DrawablePtr) NULL; | |
1584 | return BadAlloc; | |
1585 | } | |
1586 | ||
1587 | /* If we are changing windows, unregister our port in the old window */ | |
1588 | if (portPriv->pDraw && (portPriv->pDraw != pDraw)) | |
1589 | xf86XVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); | |
1590 | ||
1591 | /* Register our port with the new window */ | |
1592 | result = xf86XVEnlistPortInWindow((WindowPtr) pDraw, portPriv); | |
1593 | if (result != Success) | |
1594 | return result; | |
1595 | ||
1596 | portPriv->type = XvOutputMask; | |
1597 | ||
1598 | /* save a copy of these parameters */ | |
1599 | portPriv->vid_x = vid_x; | |
1600 | portPriv->vid_y = vid_y; | |
1601 | portPriv->vid_w = vid_w; | |
1602 | portPriv->vid_h = vid_h; | |
1603 | portPriv->drw_x = drw_x; | |
1604 | portPriv->drw_y = drw_y; | |
1605 | portPriv->drw_w = drw_w; | |
1606 | portPriv->drw_h = drw_h; | |
1607 | ||
1608 | /* make sure we have the most recent copy of the clientClip */ | |
1609 | xf86XVCopyClip(portPriv, pGC); | |
1610 | ||
1611 | /* To indicate to the DI layer that we were successful */ | |
1612 | pPort->pDraw = pDraw; | |
1613 | ||
1614 | if (!portPriv->pScrn->vtSema) | |
1615 | return Success; /* Success ? */ | |
1616 | ||
1617 | return (xf86XVRegetVideo(portPriv)); | |
1618 | } | |
1619 | ||
1620 | static int | |
1621 | xf86XVGetStill(ClientPtr client, | |
1622 | DrawablePtr pDraw, | |
1623 | XvPortPtr pPort, | |
1624 | GCPtr pGC, | |
1625 | INT16 vid_x, INT16 vid_y, | |
1626 | CARD16 vid_w, CARD16 vid_h, | |
1627 | INT16 drw_x, INT16 drw_y, CARD16 drw_w, CARD16 drw_h) | |
1628 | { | |
1629 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1630 | RegionRec WinRegion; | |
1631 | RegionRec ClipRegion; | |
1632 | BoxRec WinBox; | |
1633 | int ret = Success; | |
1634 | Bool clippedAway = FALSE; | |
1635 | ||
1636 | if (pDraw->type != DRAWABLE_WINDOW) | |
1637 | return BadAlloc; | |
1638 | ||
1639 | if (!portPriv->pScrn->vtSema) | |
1640 | return Success; /* Success ? */ | |
1641 | ||
1642 | WinBox.x1 = pDraw->x + drw_x; | |
1643 | WinBox.y1 = pDraw->y + drw_y; | |
1644 | WinBox.x2 = WinBox.x1 + drw_w; | |
1645 | WinBox.y2 = WinBox.y1 + drw_h; | |
1646 | ||
1647 | RegionInit(&WinRegion, &WinBox, 1); | |
1648 | RegionNull(&ClipRegion); | |
1649 | RegionIntersect(&ClipRegion, &WinRegion, pGC->pCompositeClip); | |
1650 | ||
1651 | if (portPriv->pDraw) { | |
1652 | xf86XVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); | |
1653 | } | |
1654 | ||
1655 | if (!RegionNotEmpty(&ClipRegion)) { | |
1656 | clippedAway = TRUE; | |
1657 | goto GET_STILL_BAILOUT; | |
1658 | } | |
1659 | ||
1660 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { | |
1661 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); | |
1662 | } | |
1663 | ||
1664 | ret = (*portPriv->AdaptorRec->GetStill) (portPriv->pScrn, | |
1665 | vid_x, vid_y, WinBox.x1, WinBox.y1, | |
1666 | vid_w, vid_h, drw_w, drw_h, | |
1667 | &ClipRegion, portPriv->DevPriv.ptr, | |
1668 | pDraw); | |
1669 | ||
1670 | GET_STILL_BAILOUT: | |
1671 | ||
1672 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { | |
1673 | (*portPriv->AdaptorRec->StopVideo) (portPriv->pScrn, | |
1674 | portPriv->DevPriv.ptr, FALSE); | |
1675 | portPriv->isOn = XV_PENDING; | |
1676 | } | |
1677 | ||
1678 | RegionUninit(&WinRegion); | |
1679 | RegionUninit(&ClipRegion); | |
1680 | ||
1681 | return ret; | |
1682 | } | |
1683 | ||
1684 | static int | |
1685 | xf86XVStopVideo(ClientPtr client, XvPortPtr pPort, DrawablePtr pDraw) | |
1686 | { | |
1687 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1688 | ||
1689 | if (pDraw->type != DRAWABLE_WINDOW) | |
1690 | return BadAlloc; | |
1691 | ||
1692 | xf86XVRemovePortFromWindow((WindowPtr) pDraw, portPriv); | |
1693 | ||
1694 | if (!portPriv->pScrn->vtSema) | |
1695 | return Success; /* Success ? */ | |
1696 | ||
1697 | /* Must free resources. */ | |
1698 | ||
1699 | if (portPriv->isOn > XV_OFF) { | |
1700 | (*portPriv->AdaptorRec->StopVideo) (portPriv->pScrn, | |
1701 | portPriv->DevPriv.ptr, TRUE); | |
1702 | portPriv->isOn = XV_OFF; | |
1703 | } | |
1704 | ||
1705 | return Success; | |
1706 | } | |
1707 | ||
1708 | static int | |
1709 | xf86XVSetPortAttribute(ClientPtr client, | |
1710 | XvPortPtr pPort, Atom attribute, INT32 value) | |
1711 | { | |
1712 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1713 | ||
1714 | return ((*portPriv->AdaptorRec->SetPortAttribute) (portPriv->pScrn, | |
1715 | attribute, value, | |
1716 | portPriv->DevPriv.ptr)); | |
1717 | } | |
1718 | ||
1719 | static int | |
1720 | xf86XVGetPortAttribute(ClientPtr client, | |
1721 | XvPortPtr pPort, Atom attribute, INT32 *p_value) | |
1722 | { | |
1723 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1724 | ||
1725 | return ((*portPriv->AdaptorRec->GetPortAttribute) (portPriv->pScrn, | |
1726 | attribute, p_value, | |
1727 | portPriv->DevPriv.ptr)); | |
1728 | } | |
1729 | ||
1730 | static int | |
1731 | xf86XVQueryBestSize(ClientPtr client, | |
1732 | XvPortPtr pPort, | |
1733 | CARD8 motion, | |
1734 | CARD16 vid_w, CARD16 vid_h, | |
1735 | CARD16 drw_w, CARD16 drw_h, | |
1736 | unsigned int *p_w, unsigned int *p_h) | |
1737 | { | |
1738 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1739 | ||
1740 | (*portPriv->AdaptorRec->QueryBestSize) (portPriv->pScrn, | |
1741 | (Bool) motion, vid_w, vid_h, drw_w, | |
1742 | drw_h, p_w, p_h, | |
1743 | portPriv->DevPriv.ptr); | |
1744 | ||
1745 | return Success; | |
1746 | } | |
1747 | ||
1748 | static int | |
1749 | xf86XVPutImage(ClientPtr client, | |
1750 | DrawablePtr pDraw, | |
1751 | XvPortPtr pPort, | |
1752 | GCPtr pGC, | |
1753 | INT16 src_x, INT16 src_y, | |
1754 | CARD16 src_w, CARD16 src_h, | |
1755 | INT16 drw_x, INT16 drw_y, | |
1756 | CARD16 drw_w, CARD16 drw_h, | |
1757 | XvImagePtr format, | |
1758 | unsigned char *data, Bool sync, CARD16 width, CARD16 height) | |
1759 | { | |
1760 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1761 | RegionRec WinRegion; | |
1762 | RegionRec ClipRegion; | |
1763 | BoxRec WinBox; | |
1764 | int ret = Success; | |
1765 | Bool clippedAway = FALSE; | |
1766 | ||
1767 | if (pDraw->type != DRAWABLE_WINDOW) | |
1768 | return BadAlloc; | |
1769 | ||
1770 | if (!portPriv->pScrn->vtSema) | |
1771 | return Success; /* Success ? */ | |
1772 | ||
1773 | xf86XVCopyCompositeClip(portPriv, pGC, pDraw); | |
1774 | ||
1775 | WinBox.x1 = pDraw->x + drw_x; | |
1776 | WinBox.y1 = pDraw->y + drw_y; | |
1777 | WinBox.x2 = WinBox.x1 + drw_w; | |
1778 | WinBox.y2 = WinBox.y1 + drw_h; | |
1779 | ||
1780 | RegionInit(&WinRegion, &WinBox, 1); | |
1781 | RegionNull(&ClipRegion); | |
1782 | RegionIntersect(&ClipRegion, &WinRegion, pGC->pCompositeClip); | |
1783 | ||
1784 | if (portPriv->AdaptorRec->flags & VIDEO_CLIP_TO_VIEWPORT) { | |
1785 | RegionRec VPReg; | |
1786 | BoxRec VPBox; | |
1787 | ||
1788 | VPBox.x1 = portPriv->pScrn->frameX0; | |
1789 | VPBox.y1 = portPriv->pScrn->frameY0; | |
1790 | VPBox.x2 = portPriv->pScrn->frameX1 + 1; | |
1791 | VPBox.y2 = portPriv->pScrn->frameY1 + 1; | |
1792 | ||
1793 | RegionInit(&VPReg, &VPBox, 1); | |
1794 | RegionIntersect(&ClipRegion, &ClipRegion, &VPReg); | |
1795 | RegionUninit(&VPReg); | |
1796 | } | |
1797 | ||
1798 | /* If we are changing windows, unregister our port in the old window */ | |
1799 | if (portPriv->pDraw && (portPriv->pDraw != pDraw)) | |
1800 | xf86XVRemovePortFromWindow((WindowPtr) (portPriv->pDraw), portPriv); | |
1801 | ||
1802 | /* Register our port with the new window */ | |
1803 | ret = xf86XVEnlistPortInWindow((WindowPtr) pDraw, portPriv); | |
1804 | if (ret != Success) | |
1805 | goto PUT_IMAGE_BAILOUT; | |
1806 | ||
1807 | if (!RegionNotEmpty(&ClipRegion)) { | |
1808 | clippedAway = TRUE; | |
1809 | goto PUT_IMAGE_BAILOUT; | |
1810 | } | |
1811 | ||
1812 | if (portPriv->AdaptorRec->flags & VIDEO_NO_CLIPPING) { | |
1813 | BoxPtr clipBox = RegionRects(&ClipRegion); | |
1814 | ||
1815 | if ((RegionNumRects(&ClipRegion) != 1) || | |
1816 | (clipBox->x1 != WinBox.x1) || (clipBox->x2 != WinBox.x2) || | |
1817 | (clipBox->y1 != WinBox.y1) || (clipBox->y2 != WinBox.y2)) { | |
1818 | clippedAway = TRUE; | |
1819 | goto PUT_IMAGE_BAILOUT; | |
1820 | } | |
1821 | } | |
1822 | ||
1823 | if (portPriv->AdaptorRec->flags & VIDEO_INVERT_CLIPLIST) { | |
1824 | RegionSubtract(&ClipRegion, &WinRegion, &ClipRegion); | |
1825 | } | |
1826 | ||
1827 | ret = (*portPriv->AdaptorRec->PutImage) (portPriv->pScrn, | |
1828 | src_x, src_y, WinBox.x1, WinBox.y1, | |
1829 | src_w, src_h, drw_w, drw_h, | |
1830 | format->id, data, width, height, | |
1831 | sync, &ClipRegion, | |
1832 | portPriv->DevPriv.ptr, pDraw); | |
1833 | ||
1834 | if ((ret == Success) && | |
1835 | (portPriv->AdaptorRec->flags & VIDEO_OVERLAID_IMAGES)) { | |
1836 | ||
1837 | portPriv->isOn = XV_ON; | |
1838 | portPriv->vid_x = src_x; | |
1839 | portPriv->vid_y = src_y; | |
1840 | portPriv->vid_w = src_w; | |
1841 | portPriv->vid_h = src_h; | |
1842 | portPriv->drw_x = drw_x; | |
1843 | portPriv->drw_y = drw_y; | |
1844 | portPriv->drw_w = drw_w; | |
1845 | portPriv->drw_h = drw_h; | |
1846 | portPriv->type = 0; /* no mask means it's transient and should | |
1847 | not be reput once it's removed */ | |
1848 | pPort->pDraw = pDraw; /* make sure we can get stop requests */ | |
1849 | } | |
1850 | ||
1851 | PUT_IMAGE_BAILOUT: | |
1852 | ||
1853 | if ((clippedAway || (ret != Success)) && (portPriv->isOn == XV_ON)) { | |
1854 | (*portPriv->AdaptorRec->StopVideo) (portPriv->pScrn, | |
1855 | portPriv->DevPriv.ptr, FALSE); | |
1856 | portPriv->isOn = XV_PENDING; | |
1857 | } | |
1858 | ||
1859 | /* This clip was copied and only good for one shot */ | |
1860 | if (!portPriv->FreeCompositeClip) | |
1861 | portPriv->pCompositeClip = NULL; | |
1862 | ||
1863 | RegionUninit(&WinRegion); | |
1864 | RegionUninit(&ClipRegion); | |
1865 | ||
1866 | return ret; | |
1867 | } | |
1868 | ||
1869 | static int | |
1870 | xf86XVQueryImageAttributes(ClientPtr client, | |
1871 | XvPortPtr pPort, | |
1872 | XvImagePtr format, | |
1873 | CARD16 *width, | |
1874 | CARD16 *height, int *pitches, int *offsets) | |
1875 | { | |
1876 | XvPortRecPrivatePtr portPriv = (XvPortRecPrivatePtr) (pPort->devPriv.ptr); | |
1877 | ||
1878 | return (*portPriv->AdaptorRec->QueryImageAttributes) (portPriv->pScrn, | |
1879 | format->id, width, | |
1880 | height, pitches, | |
1881 | offsets); | |
1882 | } | |
1883 | ||
1884 | void | |
1885 | xf86XVFillKeyHelperDrawable(DrawablePtr pDraw, CARD32 key, RegionPtr fillboxes) | |
1886 | { | |
1887 | ScreenPtr pScreen = pDraw->pScreen; | |
1888 | ChangeGCVal pval[2]; | |
1889 | BoxPtr pbox = RegionRects(fillboxes); | |
1890 | int i, nbox = RegionNumRects(fillboxes); | |
1891 | xRectangle *rects; | |
1892 | GCPtr gc; | |
1893 | ||
1894 | if (!xf86ScreenToScrn(pScreen)->vtSema) | |
1895 | return; | |
1896 | ||
1897 | gc = GetScratchGC(pDraw->depth, pScreen); | |
1898 | pval[0].val = key; | |
1899 | pval[1].val = IncludeInferiors; | |
1900 | (void) ChangeGC(NullClient, gc, GCForeground | GCSubwindowMode, pval); | |
1901 | ValidateGC(pDraw, gc); | |
1902 | ||
1903 | rects = malloc(nbox * sizeof(xRectangle)); | |
1904 | ||
1905 | for (i = 0; i < nbox; i++, pbox++) { | |
1906 | rects[i].x = pbox->x1 - pDraw->x; | |
1907 | rects[i].y = pbox->y1 - pDraw->y; | |
1908 | rects[i].width = pbox->x2 - pbox->x1; | |
1909 | rects[i].height = pbox->y2 - pbox->y1; | |
1910 | } | |
1911 | ||
1912 | (*gc->ops->PolyFillRect) (pDraw, gc, nbox, rects); | |
1913 | ||
1914 | free(rects); | |
1915 | FreeScratchGC(gc); | |
1916 | } | |
1917 | ||
1918 | void | |
1919 | xf86XVFillKeyHelper(ScreenPtr pScreen, CARD32 key, RegionPtr fillboxes) | |
1920 | { | |
1921 | xf86XVFillKeyHelperDrawable(&pScreen->root->drawable, key, fillboxes); | |
1922 | } | |
1923 | ||
1924 | void | |
1925 | xf86XVFillKeyHelperPort(DrawablePtr pDraw, pointer data, CARD32 key, | |
1926 | RegionPtr clipboxes, Bool fillEverything) | |
1927 | { | |
1928 | WindowPtr pWin = (WindowPtr) pDraw; | |
1929 | XF86XVWindowPtr WinPriv = GET_XF86XV_WINDOW(pWin); | |
1930 | XvPortRecPrivatePtr portPriv = NULL; | |
1931 | RegionRec reg; | |
1932 | RegionPtr fillboxes; | |
1933 | ||
1934 | while (WinPriv) { | |
1935 | XvPortRecPrivatePtr pPriv = WinPriv->PortRec; | |
1936 | ||
1937 | if (data == pPriv->DevPriv.ptr) { | |
1938 | portPriv = pPriv; | |
1939 | break; | |
1940 | } | |
1941 | ||
1942 | WinPriv = WinPriv->next; | |
1943 | } | |
1944 | ||
1945 | if (!portPriv) | |
1946 | return; | |
1947 | ||
1948 | if (!portPriv->ckeyFilled) | |
1949 | portPriv->ckeyFilled = RegionCreate(NULL, 0); | |
1950 | ||
1951 | if (!fillEverything) { | |
1952 | RegionNull(®); | |
1953 | fillboxes = ® | |
1954 | RegionSubtract(fillboxes, clipboxes, portPriv->ckeyFilled); | |
1955 | ||
1956 | if (!RegionNotEmpty(fillboxes)) | |
1957 | goto out; | |
1958 | } | |
1959 | else | |
1960 | fillboxes = clipboxes; | |
1961 | ||
1962 | RegionCopy(portPriv->ckeyFilled, clipboxes); | |
1963 | ||
1964 | xf86XVFillKeyHelperDrawable(pDraw, key, fillboxes); | |
1965 | out: | |
1966 | if (!fillEverything) | |
1967 | RegionUninit(®); | |
1968 | } | |
1969 | ||
1970 | /* xf86XVClipVideoHelper - | |
1971 | ||
1972 | Takes the dst box in standard X BoxRec form (top and left | |
1973 | edges inclusive, bottom and right exclusive). The new dst | |
1974 | box is returned. The source boundaries are given (x1, y1 | |
1975 | inclusive, x2, y2 exclusive) and returned are the new source | |
1976 | boundaries in 16.16 fixed point. | |
1977 | */ | |
1978 | ||
1979 | Bool | |
1980 | xf86XVClipVideoHelper(BoxPtr dst, | |
1981 | INT32 *xa, | |
1982 | INT32 *xb, | |
1983 | INT32 *ya, | |
1984 | INT32 *yb, RegionPtr reg, INT32 width, INT32 height) | |
1985 | { | |
1986 | double xsw, xdw, ysw, ydw; | |
1987 | INT32 delta; | |
1988 | BoxPtr extents = RegionExtents(reg); | |
1989 | int diff; | |
1990 | ||
1991 | xsw = (*xb - *xa) << 16; | |
1992 | xdw = dst->x2 - dst->x1; | |
1993 | ysw = (*yb - *ya) << 16; | |
1994 | ydw = dst->y2 - dst->y1; | |
1995 | ||
1996 | *xa <<= 16; | |
1997 | *xb <<= 16; | |
1998 | *ya <<= 16; | |
1999 | *yb <<= 16; | |
2000 | ||
2001 | diff = extents->x1 - dst->x1; | |
2002 | if (diff > 0) { | |
2003 | dst->x1 = extents->x1; | |
2004 | *xa += (diff * xsw) / xdw; | |
2005 | } | |
2006 | diff = dst->x2 - extents->x2; | |
2007 | if (diff > 0) { | |
2008 | dst->x2 = extents->x2; | |
2009 | *xb -= (diff * xsw) / xdw; | |
2010 | } | |
2011 | diff = extents->y1 - dst->y1; | |
2012 | if (diff > 0) { | |
2013 | dst->y1 = extents->y1; | |
2014 | *ya += (diff * ysw) / ydw; | |
2015 | } | |
2016 | diff = dst->y2 - extents->y2; | |
2017 | if (diff > 0) { | |
2018 | dst->y2 = extents->y2; | |
2019 | *yb -= (diff * ysw) / ydw; | |
2020 | } | |
2021 | ||
2022 | if (*xa < 0) { | |
2023 | diff = (((-*xa) * xdw) + xsw - 1) / xsw; | |
2024 | dst->x1 += diff; | |
2025 | *xa += (diff * xsw) / xdw; | |
2026 | } | |
2027 | delta = *xb - (width << 16); | |
2028 | if (delta > 0) { | |
2029 | diff = ((delta * xdw) + xsw - 1) / xsw; | |
2030 | dst->x2 -= diff; | |
2031 | *xb -= (diff * xsw) / xdw; | |
2032 | } | |
2033 | if (*xa >= *xb) | |
2034 | return FALSE; | |
2035 | ||
2036 | if (*ya < 0) { | |
2037 | diff = (((-*ya) * ydw) + ysw - 1) / ysw; | |
2038 | dst->y1 += diff; | |
2039 | *ya += (diff * ysw) / ydw; | |
2040 | } | |
2041 | delta = *yb - (height << 16); | |
2042 | if (delta > 0) { | |
2043 | diff = ((delta * ydw) + ysw - 1) / ysw; | |
2044 | dst->y2 -= diff; | |
2045 | *yb -= (diff * ysw) / ydw; | |
2046 | } | |
2047 | if (*ya >= *yb) | |
2048 | return FALSE; | |
2049 | ||
2050 | if ((dst->x1 > extents->x1) || (dst->x2 < extents->x2) || | |
2051 | (dst->y1 > extents->y1) || (dst->y2 < extents->y2)) { | |
2052 | RegionRec clipReg; | |
2053 | ||
2054 | RegionInit(&clipReg, dst, 1); | |
2055 | RegionIntersect(reg, reg, &clipReg); | |
2056 | RegionUninit(&clipReg); | |
2057 | } | |
2058 | return TRUE; | |
2059 | } | |
2060 | ||
2061 | void | |
2062 | xf86XVCopyYUV12ToPacked(const void *srcy, | |
2063 | const void *srcv, | |
2064 | const void *srcu, | |
2065 | void *dst, | |
2066 | int srcPitchy, | |
2067 | int srcPitchuv, int dstPitch, int h, int w) | |
2068 | { | |
2069 | CARD32 *Dst; | |
2070 | const CARD8 *Y, *U, *V; | |
2071 | int i, j; | |
2072 | ||
2073 | w >>= 1; | |
2074 | ||
2075 | for (j = 0; j < h; j++) { | |
2076 | Dst = dst; | |
2077 | Y = srcy; | |
2078 | V = srcv; | |
2079 | U = srcu; | |
2080 | i = w; | |
2081 | while (i >= 4) { | |
2082 | #if X_BYTE_ORDER == X_LITTLE_ENDIAN | |
2083 | Dst[0] = Y[0] | (Y[1] << 16) | (U[0] << 8) | (V[0] << 24); | |
2084 | Dst[1] = Y[2] | (Y[3] << 16) | (U[1] << 8) | (V[1] << 24); | |
2085 | Dst[2] = Y[4] | (Y[5] << 16) | (U[2] << 8) | (V[2] << 24); | |
2086 | Dst[3] = Y[6] | (Y[7] << 16) | (U[3] << 8) | (V[3] << 24); | |
2087 | #else | |
2088 | /* This assumes a little-endian framebuffer */ | |
2089 | Dst[0] = (Y[0] << 24) | (Y[1] << 8) | (U[0] << 16) | V[0]; | |
2090 | Dst[1] = (Y[2] << 24) | (Y[3] << 8) | (U[1] << 16) | V[1]; | |
2091 | Dst[2] = (Y[4] << 24) | (Y[5] << 8) | (U[2] << 16) | V[2]; | |
2092 | Dst[3] = (Y[6] << 24) | (Y[7] << 8) | (U[3] << 16) | V[3]; | |
2093 | #endif | |
2094 | Dst += 4; | |
2095 | Y += 8; | |
2096 | V += 4; | |
2097 | U += 4; | |
2098 | i -= 4; | |
2099 | } | |
2100 | ||
2101 | while (i--) { | |
2102 | #if X_BYTE_ORDER == X_LITTLE_ENDIAN | |
2103 | Dst[0] = Y[0] | (Y[1] << 16) | (U[0] << 8) | (V[0] << 24); | |
2104 | #else | |
2105 | /* This assumes a little-endian framebuffer */ | |
2106 | Dst[0] = (Y[0] << 24) | (Y[1] << 8) | (U[0] << 16) | V[0]; | |
2107 | #endif | |
2108 | Dst++; | |
2109 | Y += 2; | |
2110 | V++; | |
2111 | U++; | |
2112 | } | |
2113 | ||
2114 | dst = (CARD8 *) dst + dstPitch; | |
2115 | srcy = (const CARD8 *) srcy + srcPitchy; | |
2116 | if (j & 1) { | |
2117 | srcu = (const CARD8 *) srcu + srcPitchuv; | |
2118 | srcv = (const CARD8 *) srcv + srcPitchuv; | |
2119 | } | |
2120 | } | |
2121 | } | |
2122 | ||
2123 | void | |
2124 | xf86XVCopyPacked(const void *src, | |
2125 | void *dst, int srcPitch, int dstPitch, int h, int w) | |
2126 | { | |
2127 | const CARD32 *Src; | |
2128 | CARD32 *Dst; | |
2129 | int i; | |
2130 | ||
2131 | w >>= 1; | |
2132 | while (--h >= 0) { | |
2133 | do { | |
2134 | Dst = dst; | |
2135 | Src = src; | |
2136 | i = w; | |
2137 | while (i >= 4) { | |
2138 | Dst[0] = Src[0]; | |
2139 | Dst[1] = Src[1]; | |
2140 | Dst[2] = Src[2]; | |
2141 | Dst[3] = Src[3]; | |
2142 | Dst += 4; | |
2143 | Src += 4; | |
2144 | i -= 4; | |
2145 | } | |
2146 | if (!i) | |
2147 | break; | |
2148 | Dst[0] = Src[0]; | |
2149 | if (i == 1) | |
2150 | break; | |
2151 | Dst[1] = Src[1]; | |
2152 | if (i == 2) | |
2153 | break; | |
2154 | Dst[2] = Src[2]; | |
2155 | } while (0); | |
2156 | ||
2157 | src = (const CARD8 *) src + srcPitch; | |
2158 | dst = (CARD8 *) dst + dstPitch; | |
2159 | } | |
2160 | } |