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a09e091a JB |
1 | |
2 | #ifdef HAVE_DIX_CONFIG_H | |
3 | #include <dix-config.h> | |
4 | #endif | |
5 | ||
6 | #include <string.h> | |
7 | ||
8 | #include <X11/X.h> | |
9 | #include <X11/Xproto.h> | |
10 | #include "misc.h" | |
11 | #include "os.h" | |
12 | #include "dixstruct.h" | |
13 | #include "resource.h" | |
14 | #include "scrnintstr.h" | |
15 | #include "extnsionst.h" | |
16 | #include "extinit.h" | |
17 | #include "servermd.h" | |
18 | #include <X11/Xfuncproto.h> | |
19 | #include "xvdix.h" | |
20 | #include <X11/extensions/XvMC.h> | |
21 | #include <X11/extensions/Xvproto.h> | |
22 | #include <X11/extensions/XvMCproto.h> | |
23 | #include "xvmcext.h" | |
24 | #include "protocol-versions.h" | |
25 | ||
26 | #ifdef HAS_XVMCSHM | |
27 | #include <sys/ipc.h> | |
28 | #include <sys/types.h> | |
29 | #include <sys/shm.h> | |
30 | #endif /* HAS_XVMCSHM */ | |
31 | ||
32 | #define DR_CLIENT_DRIVER_NAME_SIZE 48 | |
33 | #define DR_BUSID_SIZE 48 | |
34 | ||
35 | static DevPrivateKeyRec XvMCScreenKeyRec; | |
36 | ||
37 | #define XvMCScreenKey (&XvMCScreenKeyRec) | |
38 | static Bool XvMCInUse; | |
39 | ||
40 | int XvMCReqCode; | |
41 | int XvMCEventBase; | |
42 | ||
43 | static RESTYPE XvMCRTContext; | |
44 | static RESTYPE XvMCRTSurface; | |
45 | static RESTYPE XvMCRTSubpicture; | |
46 | ||
47 | int (*XvMCScreenInitProc)(ScreenPtr, int, XvMCAdaptorPtr) = NULL; | |
48 | ||
49 | typedef struct { | |
50 | int num_adaptors; | |
51 | XvMCAdaptorPtr adaptors; | |
52 | CloseScreenProcPtr CloseScreen; | |
53 | char clientDriverName[DR_CLIENT_DRIVER_NAME_SIZE]; | |
54 | char busID[DR_BUSID_SIZE]; | |
55 | int major; | |
56 | int minor; | |
57 | int patchLevel; | |
58 | } XvMCScreenRec, *XvMCScreenPtr; | |
59 | ||
60 | #define XVMC_GET_PRIVATE(pScreen) \ | |
61 | (XvMCScreenPtr)(dixLookupPrivate(&(pScreen)->devPrivates, XvMCScreenKey)) | |
62 | ||
63 | static int | |
64 | XvMCDestroyContextRes(pointer data, XID id) | |
65 | { | |
66 | XvMCContextPtr pContext = (XvMCContextPtr) data; | |
67 | ||
68 | pContext->refcnt--; | |
69 | ||
70 | if (!pContext->refcnt) { | |
71 | XvMCScreenPtr pScreenPriv = XVMC_GET_PRIVATE(pContext->pScreen); | |
72 | ||
73 | (*pScreenPriv->adaptors[pContext->adapt_num].DestroyContext) (pContext); | |
74 | free(pContext); | |
75 | } | |
76 | ||
77 | return Success; | |
78 | } | |
79 | ||
80 | static int | |
81 | XvMCDestroySurfaceRes(pointer data, XID id) | |
82 | { | |
83 | XvMCSurfacePtr pSurface = (XvMCSurfacePtr) data; | |
84 | XvMCContextPtr pContext = pSurface->context; | |
85 | XvMCScreenPtr pScreenPriv = XVMC_GET_PRIVATE(pContext->pScreen); | |
86 | ||
87 | (*pScreenPriv->adaptors[pContext->adapt_num].DestroySurface) (pSurface); | |
88 | free(pSurface); | |
89 | ||
90 | XvMCDestroyContextRes((pointer) pContext, pContext->context_id); | |
91 | ||
92 | return Success; | |
93 | } | |
94 | ||
95 | static int | |
96 | XvMCDestroySubpictureRes(pointer data, XID id) | |
97 | { | |
98 | XvMCSubpicturePtr pSubpict = (XvMCSubpicturePtr) data; | |
99 | XvMCContextPtr pContext = pSubpict->context; | |
100 | XvMCScreenPtr pScreenPriv = XVMC_GET_PRIVATE(pContext->pScreen); | |
101 | ||
102 | (*pScreenPriv->adaptors[pContext->adapt_num].DestroySubpicture) (pSubpict); | |
103 | free(pSubpict); | |
104 | ||
105 | XvMCDestroyContextRes((pointer) pContext, pContext->context_id); | |
106 | ||
107 | return Success; | |
108 | } | |
109 | ||
110 | static int | |
111 | ProcXvMCQueryVersion(ClientPtr client) | |
112 | { | |
113 | xvmcQueryVersionReply rep = { | |
114 | .type = X_Reply, | |
115 | .sequenceNumber = client->sequence, | |
116 | .length = 0, | |
117 | .major = SERVER_XVMC_MAJOR_VERSION, | |
118 | .minor = SERVER_XVMC_MINOR_VERSION | |
119 | }; | |
120 | ||
121 | /* REQUEST(xvmcQueryVersionReq); */ | |
122 | REQUEST_SIZE_MATCH(xvmcQueryVersionReq); | |
123 | ||
124 | WriteToClient(client, sizeof(xvmcQueryVersionReply), &rep); | |
125 | return Success; | |
126 | } | |
127 | ||
128 | static int | |
129 | ProcXvMCListSurfaceTypes(ClientPtr client) | |
130 | { | |
131 | XvPortPtr pPort; | |
132 | int i; | |
133 | XvMCScreenPtr pScreenPriv; | |
134 | xvmcListSurfaceTypesReply rep; | |
135 | xvmcSurfaceInfo info; | |
136 | XvMCAdaptorPtr adaptor = NULL; | |
137 | XvMCSurfaceInfoPtr surface; | |
138 | int num_surfaces; | |
139 | ||
140 | REQUEST(xvmcListSurfaceTypesReq); | |
141 | REQUEST_SIZE_MATCH(xvmcListSurfaceTypesReq); | |
142 | ||
143 | VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); | |
144 | ||
145 | if (XvMCInUse) { /* any adaptors at all */ | |
146 | ScreenPtr pScreen = pPort->pAdaptor->pScreen; | |
147 | ||
148 | if ((pScreenPriv = XVMC_GET_PRIVATE(pScreen))) { /* any this screen */ | |
149 | for (i = 0; i < pScreenPriv->num_adaptors; i++) { | |
150 | if (pPort->pAdaptor == pScreenPriv->adaptors[i].xv_adaptor) { | |
151 | adaptor = &(pScreenPriv->adaptors[i]); | |
152 | break; | |
153 | } | |
154 | } | |
155 | } | |
156 | } | |
157 | ||
158 | num_surfaces = (adaptor) ? adaptor->num_surfaces : 0; | |
159 | rep = (xvmcListSurfaceTypesReply) { | |
160 | .type = X_Reply, | |
161 | .sequenceNumber = client->sequence, | |
162 | .num = num_surfaces, | |
163 | .length = bytes_to_int32(num_surfaces * sizeof(xvmcSurfaceInfo)), | |
164 | }; | |
165 | ||
166 | WriteToClient(client, sizeof(xvmcListSurfaceTypesReply), &rep); | |
167 | ||
168 | for (i = 0; i < num_surfaces; i++) { | |
169 | surface = adaptor->surfaces[i]; | |
170 | info.surface_type_id = surface->surface_type_id; | |
171 | info.chroma_format = surface->chroma_format; | |
172 | info.max_width = surface->max_width; | |
173 | info.max_height = surface->max_height; | |
174 | info.subpicture_max_width = surface->subpicture_max_width; | |
175 | info.subpicture_max_height = surface->subpicture_max_height; | |
176 | info.mc_type = surface->mc_type; | |
177 | info.flags = surface->flags; | |
178 | WriteToClient(client, sizeof(xvmcSurfaceInfo), &info); | |
179 | } | |
180 | ||
181 | return Success; | |
182 | } | |
183 | ||
184 | static int | |
185 | ProcXvMCCreateContext(ClientPtr client) | |
186 | { | |
187 | XvPortPtr pPort; | |
188 | CARD32 *data = NULL; | |
189 | int dwords = 0; | |
190 | int i, result, adapt_num = -1; | |
191 | ScreenPtr pScreen; | |
192 | XvMCContextPtr pContext; | |
193 | XvMCScreenPtr pScreenPriv; | |
194 | XvMCAdaptorPtr adaptor = NULL; | |
195 | XvMCSurfaceInfoPtr surface = NULL; | |
196 | xvmcCreateContextReply rep; | |
197 | ||
198 | REQUEST(xvmcCreateContextReq); | |
199 | REQUEST_SIZE_MATCH(xvmcCreateContextReq); | |
200 | ||
201 | VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); | |
202 | ||
203 | pScreen = pPort->pAdaptor->pScreen; | |
204 | ||
205 | if (!XvMCInUse) /* no XvMC adaptors */ | |
206 | return BadMatch; | |
207 | ||
208 | if (!(pScreenPriv = XVMC_GET_PRIVATE(pScreen))) /* none this screen */ | |
209 | return BadMatch; | |
210 | ||
211 | for (i = 0; i < pScreenPriv->num_adaptors; i++) { | |
212 | if (pPort->pAdaptor == pScreenPriv->adaptors[i].xv_adaptor) { | |
213 | adaptor = &(pScreenPriv->adaptors[i]); | |
214 | adapt_num = i; | |
215 | break; | |
216 | } | |
217 | } | |
218 | ||
219 | if (adapt_num < 0) /* none this port */ | |
220 | return BadMatch; | |
221 | ||
222 | for (i = 0; i < adaptor->num_surfaces; i++) { | |
223 | if (adaptor->surfaces[i]->surface_type_id == stuff->surface_type_id) { | |
224 | surface = adaptor->surfaces[i]; | |
225 | break; | |
226 | } | |
227 | } | |
228 | ||
229 | /* adaptor doesn't support this suface_type_id */ | |
230 | if (!surface) | |
231 | return BadMatch; | |
232 | ||
233 | if ((stuff->width > surface->max_width) || | |
234 | (stuff->height > surface->max_height)) | |
235 | return BadValue; | |
236 | ||
237 | if (!(pContext = malloc(sizeof(XvMCContextRec)))) { | |
238 | return BadAlloc; | |
239 | } | |
240 | ||
241 | pContext->pScreen = pScreen; | |
242 | pContext->adapt_num = adapt_num; | |
243 | pContext->context_id = stuff->context_id; | |
244 | pContext->surface_type_id = stuff->surface_type_id; | |
245 | pContext->width = stuff->width; | |
246 | pContext->height = stuff->height; | |
247 | pContext->flags = stuff->flags; | |
248 | pContext->refcnt = 1; | |
249 | ||
250 | result = (*adaptor->CreateContext) (pPort, pContext, &dwords, &data); | |
251 | ||
252 | if (result != Success) { | |
253 | free(pContext); | |
254 | return result; | |
255 | } | |
256 | ||
257 | rep = (xvmcCreateContextReply) { | |
258 | .type = X_Reply, | |
259 | .sequenceNumber = client->sequence, | |
260 | .length = dwords, | |
261 | .width_actual = pContext->width, | |
262 | .height_actual = pContext->height, | |
263 | .flags_return = pContext->flags | |
264 | }; | |
265 | ||
266 | WriteToClient(client, sizeof(xvmcCreateContextReply), &rep); | |
267 | if (dwords) | |
268 | WriteToClient(client, dwords << 2, data); | |
269 | AddResource(pContext->context_id, XvMCRTContext, pContext); | |
270 | ||
271 | free(data); | |
272 | ||
273 | return Success; | |
274 | } | |
275 | ||
276 | static int | |
277 | ProcXvMCDestroyContext(ClientPtr client) | |
278 | { | |
279 | pointer val; | |
280 | int rc; | |
281 | ||
282 | REQUEST(xvmcDestroyContextReq); | |
283 | REQUEST_SIZE_MATCH(xvmcDestroyContextReq); | |
284 | ||
285 | rc = dixLookupResourceByType(&val, stuff->context_id, XvMCRTContext, | |
286 | client, DixDestroyAccess); | |
287 | if (rc != Success) | |
288 | return rc; | |
289 | ||
290 | FreeResource(stuff->context_id, RT_NONE); | |
291 | ||
292 | return Success; | |
293 | } | |
294 | ||
295 | static int | |
296 | ProcXvMCCreateSurface(ClientPtr client) | |
297 | { | |
298 | CARD32 *data = NULL; | |
299 | int dwords = 0; | |
300 | int result; | |
301 | XvMCContextPtr pContext; | |
302 | XvMCSurfacePtr pSurface; | |
303 | XvMCScreenPtr pScreenPriv; | |
304 | xvmcCreateSurfaceReply rep; | |
305 | ||
306 | REQUEST(xvmcCreateSurfaceReq); | |
307 | REQUEST_SIZE_MATCH(xvmcCreateSurfaceReq); | |
308 | ||
309 | result = dixLookupResourceByType((pointer *) &pContext, stuff->context_id, | |
310 | XvMCRTContext, client, DixUseAccess); | |
311 | if (result != Success) | |
312 | return result; | |
313 | ||
314 | pScreenPriv = XVMC_GET_PRIVATE(pContext->pScreen); | |
315 | ||
316 | if (!(pSurface = malloc(sizeof(XvMCSurfaceRec)))) | |
317 | return BadAlloc; | |
318 | ||
319 | pSurface->surface_id = stuff->surface_id; | |
320 | pSurface->surface_type_id = pContext->surface_type_id; | |
321 | pSurface->context = pContext; | |
322 | ||
323 | result = | |
324 | (*pScreenPriv->adaptors[pContext->adapt_num].CreateSurface) (pSurface, | |
325 | &dwords, | |
326 | &data); | |
327 | ||
328 | if (result != Success) { | |
329 | free(pSurface); | |
330 | return result; | |
331 | } | |
332 | rep = (xvmcCreateSurfaceReply) { | |
333 | .type = X_Reply, | |
334 | .sequenceNumber = client->sequence, | |
335 | .length = dwords | |
336 | }; | |
337 | ||
338 | WriteToClient(client, sizeof(xvmcCreateSurfaceReply), &rep); | |
339 | if (dwords) | |
340 | WriteToClient(client, dwords << 2, data); | |
341 | AddResource(pSurface->surface_id, XvMCRTSurface, pSurface); | |
342 | ||
343 | free(data); | |
344 | ||
345 | pContext->refcnt++; | |
346 | ||
347 | return Success; | |
348 | } | |
349 | ||
350 | static int | |
351 | ProcXvMCDestroySurface(ClientPtr client) | |
352 | { | |
353 | pointer val; | |
354 | int rc; | |
355 | ||
356 | REQUEST(xvmcDestroySurfaceReq); | |
357 | REQUEST_SIZE_MATCH(xvmcDestroySurfaceReq); | |
358 | ||
359 | rc = dixLookupResourceByType(&val, stuff->surface_id, XvMCRTSurface, | |
360 | client, DixDestroyAccess); | |
361 | if (rc != Success) | |
362 | return rc; | |
363 | ||
364 | FreeResource(stuff->surface_id, RT_NONE); | |
365 | ||
366 | return Success; | |
367 | } | |
368 | ||
369 | static int | |
370 | ProcXvMCCreateSubpicture(ClientPtr client) | |
371 | { | |
372 | Bool image_supported = FALSE; | |
373 | CARD32 *data = NULL; | |
374 | int i, result, dwords = 0; | |
375 | XvMCContextPtr pContext; | |
376 | XvMCSubpicturePtr pSubpicture; | |
377 | XvMCScreenPtr pScreenPriv; | |
378 | xvmcCreateSubpictureReply rep; | |
379 | XvMCAdaptorPtr adaptor; | |
380 | XvMCSurfaceInfoPtr surface = NULL; | |
381 | ||
382 | REQUEST(xvmcCreateSubpictureReq); | |
383 | REQUEST_SIZE_MATCH(xvmcCreateSubpictureReq); | |
384 | ||
385 | result = dixLookupResourceByType((pointer *) &pContext, stuff->context_id, | |
386 | XvMCRTContext, client, DixUseAccess); | |
387 | if (result != Success) | |
388 | return result; | |
389 | ||
390 | pScreenPriv = XVMC_GET_PRIVATE(pContext->pScreen); | |
391 | ||
392 | adaptor = &(pScreenPriv->adaptors[pContext->adapt_num]); | |
393 | ||
394 | /* find which surface this context supports */ | |
395 | for (i = 0; i < adaptor->num_surfaces; i++) { | |
396 | if (adaptor->surfaces[i]->surface_type_id == pContext->surface_type_id) { | |
397 | surface = adaptor->surfaces[i]; | |
398 | break; | |
399 | } | |
400 | } | |
401 | ||
402 | if (!surface) | |
403 | return BadMatch; | |
404 | ||
405 | /* make sure this surface supports that xvimage format */ | |
406 | if (!surface->compatible_subpictures) | |
407 | return BadMatch; | |
408 | ||
409 | for (i = 0; i < surface->compatible_subpictures->num_xvimages; i++) { | |
410 | if (surface->compatible_subpictures->xvimage_ids[i] == | |
411 | stuff->xvimage_id) { | |
412 | image_supported = TRUE; | |
413 | break; | |
414 | } | |
415 | } | |
416 | ||
417 | if (!image_supported) | |
418 | return BadMatch; | |
419 | ||
420 | /* make sure the size is OK */ | |
421 | if ((stuff->width > surface->subpicture_max_width) || | |
422 | (stuff->height > surface->subpicture_max_height)) | |
423 | return BadValue; | |
424 | ||
425 | if (!(pSubpicture = malloc(sizeof(XvMCSubpictureRec)))) | |
426 | return BadAlloc; | |
427 | ||
428 | pSubpicture->subpicture_id = stuff->subpicture_id; | |
429 | pSubpicture->xvimage_id = stuff->xvimage_id; | |
430 | pSubpicture->width = stuff->width; | |
431 | pSubpicture->height = stuff->height; | |
432 | pSubpicture->num_palette_entries = 0; /* overwritten by DDX */ | |
433 | pSubpicture->entry_bytes = 0; /* overwritten by DDX */ | |
434 | pSubpicture->component_order[0] = 0; /* overwritten by DDX */ | |
435 | pSubpicture->component_order[1] = 0; | |
436 | pSubpicture->component_order[2] = 0; | |
437 | pSubpicture->component_order[3] = 0; | |
438 | pSubpicture->context = pContext; | |
439 | ||
440 | result = | |
441 | (*pScreenPriv->adaptors[pContext->adapt_num]. | |
442 | CreateSubpicture) (pSubpicture, &dwords, &data); | |
443 | ||
444 | if (result != Success) { | |
445 | free(pSubpicture); | |
446 | return result; | |
447 | } | |
448 | rep = (xvmcCreateSubpictureReply) { | |
449 | .type = X_Reply, | |
450 | .sequenceNumber = client->sequence, | |
451 | .length = dwords, | |
452 | .width_actual = pSubpicture->width, | |
453 | .height_actual = pSubpicture->height, | |
454 | .num_palette_entries = pSubpicture->num_palette_entries, | |
455 | .entry_bytes = pSubpicture->entry_bytes, | |
456 | .component_order[0] = pSubpicture->component_order[0], | |
457 | .component_order[1] = pSubpicture->component_order[1], | |
458 | .component_order[2] = pSubpicture->component_order[2], | |
459 | .component_order[3] = pSubpicture->component_order[3] | |
460 | }; | |
461 | ||
462 | WriteToClient(client, sizeof(xvmcCreateSubpictureReply), &rep); | |
463 | if (dwords) | |
464 | WriteToClient(client, dwords << 2, data); | |
465 | AddResource(pSubpicture->subpicture_id, XvMCRTSubpicture, pSubpicture); | |
466 | ||
467 | free(data); | |
468 | ||
469 | pContext->refcnt++; | |
470 | ||
471 | return Success; | |
472 | } | |
473 | ||
474 | static int | |
475 | ProcXvMCDestroySubpicture(ClientPtr client) | |
476 | { | |
477 | pointer val; | |
478 | int rc; | |
479 | ||
480 | REQUEST(xvmcDestroySubpictureReq); | |
481 | REQUEST_SIZE_MATCH(xvmcDestroySubpictureReq); | |
482 | ||
483 | rc = dixLookupResourceByType(&val, stuff->subpicture_id, XvMCRTSubpicture, | |
484 | client, DixDestroyAccess); | |
485 | if (rc != Success) | |
486 | return rc; | |
487 | ||
488 | FreeResource(stuff->subpicture_id, RT_NONE); | |
489 | ||
490 | return Success; | |
491 | } | |
492 | ||
493 | static int | |
494 | ProcXvMCListSubpictureTypes(ClientPtr client) | |
495 | { | |
496 | XvPortPtr pPort; | |
497 | xvmcListSubpictureTypesReply rep; | |
498 | XvMCScreenPtr pScreenPriv; | |
499 | ScreenPtr pScreen; | |
500 | XvMCAdaptorPtr adaptor = NULL; | |
501 | XvMCSurfaceInfoPtr surface = NULL; | |
502 | xvImageFormatInfo info; | |
503 | XvImagePtr pImage; | |
504 | int i, j; | |
505 | ||
506 | REQUEST(xvmcListSubpictureTypesReq); | |
507 | REQUEST_SIZE_MATCH(xvmcListSubpictureTypesReq); | |
508 | ||
509 | VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); | |
510 | ||
511 | pScreen = pPort->pAdaptor->pScreen; | |
512 | ||
513 | if (!dixPrivateKeyRegistered(XvMCScreenKey)) | |
514 | return BadMatch; /* No XvMC adaptors */ | |
515 | ||
516 | if (!(pScreenPriv = XVMC_GET_PRIVATE(pScreen))) | |
517 | return BadMatch; /* None this screen */ | |
518 | ||
519 | for (i = 0; i < pScreenPriv->num_adaptors; i++) { | |
520 | if (pPort->pAdaptor == pScreenPriv->adaptors[i].xv_adaptor) { | |
521 | adaptor = &(pScreenPriv->adaptors[i]); | |
522 | break; | |
523 | } | |
524 | } | |
525 | ||
526 | if (!adaptor) | |
527 | return BadMatch; | |
528 | ||
529 | for (i = 0; i < adaptor->num_surfaces; i++) { | |
530 | if (adaptor->surfaces[i]->surface_type_id == stuff->surface_type_id) { | |
531 | surface = adaptor->surfaces[i]; | |
532 | break; | |
533 | } | |
534 | } | |
535 | ||
536 | if (!surface) | |
537 | return BadMatch; | |
538 | ||
539 | rep = (xvmcListSubpictureTypesReply) { | |
540 | .type = X_Reply, | |
541 | .sequenceNumber = client->sequence, | |
542 | .num = 0 | |
543 | }; | |
544 | if (surface->compatible_subpictures) | |
545 | rep.num = surface->compatible_subpictures->num_xvimages; | |
546 | ||
547 | rep.length = bytes_to_int32(rep.num * sizeof(xvImageFormatInfo)); | |
548 | ||
549 | WriteToClient(client, sizeof(xvmcListSubpictureTypesReply), &rep); | |
550 | ||
551 | for (i = 0; i < rep.num; i++) { | |
552 | pImage = NULL; | |
553 | for (j = 0; j < adaptor->num_subpictures; j++) { | |
554 | if (surface->compatible_subpictures->xvimage_ids[i] == | |
555 | adaptor->subpictures[j]->id) { | |
556 | pImage = adaptor->subpictures[j]; | |
557 | break; | |
558 | } | |
559 | } | |
560 | if (!pImage) | |
561 | return BadImplementation; | |
562 | ||
563 | info.id = pImage->id; | |
564 | info.type = pImage->type; | |
565 | info.byte_order = pImage->byte_order; | |
566 | memcpy(&info.guid, pImage->guid, 16); | |
567 | info.bpp = pImage->bits_per_pixel; | |
568 | info.num_planes = pImage->num_planes; | |
569 | info.depth = pImage->depth; | |
570 | info.red_mask = pImage->red_mask; | |
571 | info.green_mask = pImage->green_mask; | |
572 | info.blue_mask = pImage->blue_mask; | |
573 | info.format = pImage->format; | |
574 | info.y_sample_bits = pImage->y_sample_bits; | |
575 | info.u_sample_bits = pImage->u_sample_bits; | |
576 | info.v_sample_bits = pImage->v_sample_bits; | |
577 | info.horz_y_period = pImage->horz_y_period; | |
578 | info.horz_u_period = pImage->horz_u_period; | |
579 | info.horz_v_period = pImage->horz_v_period; | |
580 | info.vert_y_period = pImage->vert_y_period; | |
581 | info.vert_u_period = pImage->vert_u_period; | |
582 | info.vert_v_period = pImage->vert_v_period; | |
583 | memcpy(&info.comp_order, pImage->component_order, 32); | |
584 | info.scanline_order = pImage->scanline_order; | |
585 | WriteToClient(client, sizeof(xvImageFormatInfo), &info); | |
586 | } | |
587 | ||
588 | return Success; | |
589 | } | |
590 | ||
591 | static int | |
592 | ProcXvMCGetDRInfo(ClientPtr client) | |
593 | { | |
594 | xvmcGetDRInfoReply rep; | |
595 | XvPortPtr pPort; | |
596 | ScreenPtr pScreen; | |
597 | XvMCScreenPtr pScreenPriv; | |
598 | ||
599 | #ifdef HAS_XVMCSHM | |
600 | volatile CARD32 *patternP; | |
601 | #endif | |
602 | ||
603 | REQUEST(xvmcGetDRInfoReq); | |
604 | REQUEST_SIZE_MATCH(xvmcGetDRInfoReq); | |
605 | ||
606 | VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess); | |
607 | ||
608 | pScreen = pPort->pAdaptor->pScreen; | |
609 | pScreenPriv = XVMC_GET_PRIVATE(pScreen); | |
610 | ||
611 | rep = (xvmcGetDRInfoReply) { | |
612 | .type = X_Reply, | |
613 | .sequenceNumber = client->sequence, | |
614 | .major = pScreenPriv->major, | |
615 | .minor = pScreenPriv->minor, | |
616 | .patchLevel = pScreenPriv->patchLevel, | |
617 | .nameLen = bytes_to_int32(strlen(pScreenPriv->clientDriverName) + 1), | |
618 | .busIDLen = bytes_to_int32(strlen(pScreenPriv->busID) + 1), | |
619 | .isLocal = 1 | |
620 | }; | |
621 | ||
622 | rep.length = rep.nameLen + rep.busIDLen; | |
623 | rep.nameLen <<= 2; | |
624 | rep.busIDLen <<= 2; | |
625 | ||
626 | /* | |
627 | * Read back to the client what she has put in the shared memory | |
628 | * segment she prepared for us. | |
629 | */ | |
630 | ||
631 | #ifdef HAS_XVMCSHM | |
632 | patternP = (CARD32 *) shmat(stuff->shmKey, NULL, SHM_RDONLY); | |
633 | if (-1 != (long) patternP) { | |
634 | volatile CARD32 *patternC = patternP; | |
635 | int i; | |
636 | CARD32 magic = stuff->magic; | |
637 | ||
638 | rep.isLocal = 1; | |
639 | i = 1024 / sizeof(CARD32); | |
640 | ||
641 | while (i--) { | |
642 | if (*patternC++ != magic) { | |
643 | rep.isLocal = 0; | |
644 | break; | |
645 | } | |
646 | magic = ~magic; | |
647 | } | |
648 | shmdt((char *) patternP); | |
649 | } | |
650 | #endif /* HAS_XVMCSHM */ | |
651 | ||
652 | WriteToClient(client, sizeof(xvmcGetDRInfoReply), &rep); | |
653 | if (rep.length) { | |
654 | WriteToClient(client, rep.nameLen, pScreenPriv->clientDriverName); | |
655 | WriteToClient(client, rep.busIDLen, pScreenPriv->busID); | |
656 | } | |
657 | return Success; | |
658 | } | |
659 | ||
660 | int (*ProcXvMCVector[xvmcNumRequest]) (ClientPtr) = { | |
661 | ProcXvMCQueryVersion, | |
662 | ProcXvMCListSurfaceTypes, | |
663 | ProcXvMCCreateContext, | |
664 | ProcXvMCDestroyContext, | |
665 | ProcXvMCCreateSurface, | |
666 | ProcXvMCDestroySurface, | |
667 | ProcXvMCCreateSubpicture, | |
668 | ProcXvMCDestroySubpicture, | |
669 | ProcXvMCListSubpictureTypes, ProcXvMCGetDRInfo}; | |
670 | ||
671 | static int | |
672 | ProcXvMCDispatch(ClientPtr client) | |
673 | { | |
674 | REQUEST(xReq); | |
675 | ||
676 | if (stuff->data < xvmcNumRequest) | |
677 | return (*ProcXvMCVector[stuff->data]) (client); | |
678 | else | |
679 | return BadRequest; | |
680 | } | |
681 | ||
682 | static int | |
683 | SProcXvMCDispatch(ClientPtr client) | |
684 | { | |
685 | /* We only support local */ | |
686 | return BadImplementation; | |
687 | } | |
688 | ||
689 | void | |
690 | XvMCExtensionInit(void) | |
691 | { | |
692 | ExtensionEntry *extEntry; | |
693 | ||
694 | if (!dixPrivateKeyRegistered(XvMCScreenKey)) | |
695 | return; | |
696 | ||
697 | if (!(XvMCRTContext = CreateNewResourceType(XvMCDestroyContextRes, | |
698 | "XvMCRTContext"))) | |
699 | return; | |
700 | ||
701 | if (!(XvMCRTSurface = CreateNewResourceType(XvMCDestroySurfaceRes, | |
702 | "XvMCRTSurface"))) | |
703 | return; | |
704 | ||
705 | if (!(XvMCRTSubpicture = CreateNewResourceType(XvMCDestroySubpictureRes, | |
706 | "XvMCRTSubpicture"))) | |
707 | return; | |
708 | ||
709 | extEntry = AddExtension(XvMCName, XvMCNumEvents, XvMCNumErrors, | |
710 | ProcXvMCDispatch, SProcXvMCDispatch, | |
711 | NULL, StandardMinorOpcode); | |
712 | ||
713 | if (!extEntry) | |
714 | return; | |
715 | ||
716 | XvMCReqCode = extEntry->base; | |
717 | XvMCEventBase = extEntry->eventBase; | |
718 | SetResourceTypeErrorValue(XvMCRTContext, | |
719 | extEntry->errorBase + XvMCBadContext); | |
720 | SetResourceTypeErrorValue(XvMCRTSurface, | |
721 | extEntry->errorBase + XvMCBadSurface); | |
722 | SetResourceTypeErrorValue(XvMCRTSubpicture, | |
723 | extEntry->errorBase + XvMCBadSubpicture); | |
724 | } | |
725 | ||
726 | static Bool | |
727 | XvMCCloseScreen(ScreenPtr pScreen) | |
728 | { | |
729 | XvMCScreenPtr pScreenPriv = XVMC_GET_PRIVATE(pScreen); | |
730 | ||
731 | pScreen->CloseScreen = pScreenPriv->CloseScreen; | |
732 | ||
733 | free(pScreenPriv); | |
734 | ||
735 | return (*pScreen->CloseScreen) (pScreen); | |
736 | } | |
737 | ||
738 | int | |
739 | XvMCScreenInit(ScreenPtr pScreen, int num, XvMCAdaptorPtr pAdapt) | |
740 | { | |
741 | XvMCScreenPtr pScreenPriv; | |
742 | ||
743 | if (!dixRegisterPrivateKey(&XvMCScreenKeyRec, PRIVATE_SCREEN, 0)) | |
744 | return BadAlloc; | |
745 | ||
746 | if (!(pScreenPriv = malloc(sizeof(XvMCScreenRec)))) | |
747 | return BadAlloc; | |
748 | ||
749 | dixSetPrivate(&pScreen->devPrivates, XvMCScreenKey, pScreenPriv); | |
750 | ||
751 | pScreenPriv->CloseScreen = pScreen->CloseScreen; | |
752 | pScreen->CloseScreen = XvMCCloseScreen; | |
753 | ||
754 | pScreenPriv->num_adaptors = num; | |
755 | pScreenPriv->adaptors = pAdapt; | |
756 | pScreenPriv->clientDriverName[0] = 0; | |
757 | pScreenPriv->busID[0] = 0; | |
758 | pScreenPriv->major = 0; | |
759 | pScreenPriv->minor = 0; | |
760 | pScreenPriv->patchLevel = 0; | |
761 | ||
762 | XvMCInUse = TRUE; | |
763 | ||
764 | return Success; | |
765 | } | |
766 | ||
767 | XvImagePtr | |
768 | XvMCFindXvImage(XvPortPtr pPort, CARD32 id) | |
769 | { | |
770 | XvImagePtr pImage = NULL; | |
771 | ScreenPtr pScreen = pPort->pAdaptor->pScreen; | |
772 | XvMCScreenPtr pScreenPriv; | |
773 | XvMCAdaptorPtr adaptor = NULL; | |
774 | int i; | |
775 | ||
776 | if (!dixPrivateKeyRegistered(XvMCScreenKey)) | |
777 | return NULL; | |
778 | ||
779 | if (!(pScreenPriv = XVMC_GET_PRIVATE(pScreen))) | |
780 | return NULL; | |
781 | ||
782 | for (i = 0; i < pScreenPriv->num_adaptors; i++) { | |
783 | if (pPort->pAdaptor == pScreenPriv->adaptors[i].xv_adaptor) { | |
784 | adaptor = &(pScreenPriv->adaptors[i]); | |
785 | break; | |
786 | } | |
787 | } | |
788 | ||
789 | if (!adaptor) | |
790 | return NULL; | |
791 | ||
792 | for (i = 0; i < adaptor->num_subpictures; i++) { | |
793 | if (adaptor->subpictures[i]->id == id) { | |
794 | pImage = adaptor->subpictures[i]; | |
795 | break; | |
796 | } | |
797 | } | |
798 | ||
799 | return pImage; | |
800 | } | |
801 | ||
802 | int | |
803 | xf86XvMCRegisterDRInfo(ScreenPtr pScreen, char *name, | |
804 | char *busID, int major, int minor, int patchLevel) | |
805 | { | |
806 | XvMCScreenPtr pScreenPriv = XVMC_GET_PRIVATE(pScreen); | |
807 | ||
808 | strlcpy(pScreenPriv->clientDriverName, name, DR_CLIENT_DRIVER_NAME_SIZE); | |
809 | strlcpy(pScreenPriv->busID, busID, DR_BUSID_SIZE); | |
810 | pScreenPriv->major = major; | |
811 | pScreenPriv->minor = minor; | |
812 | pScreenPriv->patchLevel = patchLevel; | |
813 | return Success; | |
814 | } |