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a09e091a JB |
1 | /* |
2 | * Xephyr - A kdrive X server thats runs in a host X window. | |
3 | * Authored by Matthew Allum <mallum@openedhand.com> | |
4 | * | |
5 | * Copyright © 2007 OpenedHand Ltd | |
6 | * | |
7 | * Permission to use, copy, modify, distribute, and sell this software and its | |
8 | * documentation for any purpose is hereby granted without fee, provided that | |
9 | * the above copyright notice appear in all copies and that both that | |
10 | * copyright notice and this permission notice appear in supporting | |
11 | * documentation, and that the name of OpenedHand Ltd not be used in | |
12 | * advertising or publicity pertaining to distribution of the software without | |
13 | * specific, written prior permission. OpenedHand Ltd makes no | |
14 | * representations about the suitability of this software for any purpose. It | |
15 | * is provided "as is" without express or implied warranty. | |
16 | * | |
17 | * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
18 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
19 | * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
20 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
21 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
22 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR | |
23 | * PERFORMANCE OF THIS SOFTWARE. | |
24 | * | |
25 | * Authors: | |
26 | * Dodji Seketeli <dodji@openedhand.com> | |
27 | */ | |
28 | ||
29 | #ifdef HAVE_CONFIG_H | |
30 | #include <kdrive-config.h> | |
31 | #endif | |
32 | #include <string.h> | |
33 | #include <X11/extensions/Xv.h> | |
34 | #include <xcb/xcb.h> | |
35 | #include <xcb/xcb_aux.h> | |
36 | #include <xcb/xv.h> | |
37 | #include "ephyrlog.h" | |
38 | #include "kdrive.h" | |
39 | #include "kxv.h" | |
40 | #include "ephyr.h" | |
41 | #include "hostx.h" | |
42 | ||
43 | struct _EphyrXVPriv { | |
44 | xcb_xv_query_adaptors_reply_t *host_adaptors; | |
45 | KdVideoAdaptorPtr adaptors; | |
46 | int num_adaptors; | |
47 | }; | |
48 | typedef struct _EphyrXVPriv EphyrXVPriv; | |
49 | ||
50 | struct _EphyrPortPriv { | |
51 | int port_number; | |
52 | KdVideoAdaptorPtr current_adaptor; | |
53 | EphyrXVPriv *xv_priv; | |
54 | unsigned char *image_buf; | |
55 | int image_buf_size; | |
56 | int image_id; | |
57 | int drw_x, drw_y, drw_w, drw_h; | |
58 | int src_x, src_y, src_w, src_h; | |
59 | int image_width, image_height; | |
60 | }; | |
61 | typedef struct _EphyrPortPriv EphyrPortPriv; | |
62 | ||
63 | static Bool ephyrLocalAtomToHost(int a_local_atom, int *a_host_atom); | |
64 | ||
65 | static EphyrXVPriv *ephyrXVPrivNew(void); | |
66 | static void ephyrXVPrivDelete(EphyrXVPriv * a_this); | |
67 | static Bool ephyrXVPrivQueryHostAdaptors(EphyrXVPriv * a_this); | |
68 | static Bool ephyrXVPrivSetAdaptorsHooks(EphyrXVPriv * a_this); | |
69 | static Bool ephyrXVPrivRegisterAdaptors(EphyrXVPriv * a_this, | |
70 | ScreenPtr a_screen); | |
71 | ||
72 | static Bool ephyrXVPrivIsAttrValueValid(KdAttributePtr a_attrs, | |
73 | int a_attrs_len, | |
74 | const char *a_attr_name, | |
75 | int a_attr_value, Bool *a_is_valid); | |
76 | ||
77 | static Bool ephyrXVPrivGetImageBufSize(int a_port_id, | |
78 | int a_image_id, | |
79 | unsigned short a_width, | |
80 | unsigned short a_height, int *a_size); | |
81 | ||
82 | static Bool ephyrXVPrivSaveImageToPortPriv(EphyrPortPriv * a_port_priv, | |
83 | const unsigned char *a_image, | |
84 | int a_image_len); | |
85 | ||
86 | static void ephyrStopVideo(KdScreenInfo * a_info, | |
87 | pointer a_xv_priv, Bool a_exit); | |
88 | ||
89 | static int ephyrSetPortAttribute(KdScreenInfo * a_info, | |
90 | Atom a_attr_name, | |
91 | int a_attr_value, pointer a_port_priv); | |
92 | ||
93 | static int ephyrGetPortAttribute(KdScreenInfo * a_screen_info, | |
94 | Atom a_attr_name, | |
95 | int *a_attr_value, pointer a_port_priv); | |
96 | ||
97 | static void ephyrQueryBestSize(KdScreenInfo * a_info, | |
98 | Bool a_motion, | |
99 | short a_src_w, | |
100 | short a_src_h, | |
101 | short a_drw_w, | |
102 | short a_drw_h, | |
103 | unsigned int *a_prefered_w, | |
104 | unsigned int *a_prefered_h, pointer a_port_priv); | |
105 | ||
106 | static int ephyrPutImage(KdScreenInfo * a_info, | |
107 | DrawablePtr a_drawable, | |
108 | short a_src_x, | |
109 | short a_src_y, | |
110 | short a_drw_x, | |
111 | short a_drw_y, | |
112 | short a_src_w, | |
113 | short a_src_h, | |
114 | short a_drw_w, | |
115 | short a_drw_h, | |
116 | int a_id, | |
117 | unsigned char *a_buf, | |
118 | short a_width, | |
119 | short a_height, | |
120 | Bool a_sync, | |
121 | RegionPtr a_clipping_region, pointer a_port_priv); | |
122 | ||
123 | static int ephyrReputImage(KdScreenInfo * a_info, | |
124 | DrawablePtr a_drawable, | |
125 | short a_drw_x, | |
126 | short a_drw_y, | |
127 | RegionPtr a_clipping_region, pointer a_port_priv); | |
128 | ||
129 | static int ephyrPutVideo(KdScreenInfo * a_info, | |
130 | DrawablePtr a_drawable, | |
131 | short a_vid_x, short a_vid_y, | |
132 | short a_drw_x, short a_drw_y, | |
133 | short a_vid_w, short a_vid_h, | |
134 | short a_drw_w, short a_drw_h, | |
135 | RegionPtr a_clip_region, pointer a_port_priv); | |
136 | ||
137 | static int ephyrGetVideo(KdScreenInfo * a_info, | |
138 | DrawablePtr a_drawable, | |
139 | short a_vid_x, short a_vid_y, | |
140 | short a_drw_x, short a_drw_y, | |
141 | short a_vid_w, short a_vid_h, | |
142 | short a_drw_w, short a_drw_h, | |
143 | RegionPtr a_clip_region, pointer a_port_priv); | |
144 | ||
145 | static int ephyrPutStill(KdScreenInfo * a_info, | |
146 | DrawablePtr a_drawable, | |
147 | short a_vid_x, short a_vid_y, | |
148 | short a_drw_x, short a_drw_y, | |
149 | short a_vid_w, short a_vid_h, | |
150 | short a_drw_w, short a_drw_h, | |
151 | RegionPtr a_clip_region, pointer a_port_priv); | |
152 | ||
153 | static int ephyrGetStill(KdScreenInfo * a_info, | |
154 | DrawablePtr a_drawable, | |
155 | short a_vid_x, short a_vid_y, | |
156 | short a_drw_x, short a_drw_y, | |
157 | short a_vid_w, short a_vid_h, | |
158 | short a_drw_w, short a_drw_h, | |
159 | RegionPtr a_clip_region, pointer a_port_priv); | |
160 | ||
161 | static int ephyrQueryImageAttributes(KdScreenInfo * a_info, | |
162 | int a_id, | |
163 | unsigned short *a_w, | |
164 | unsigned short *a_h, | |
165 | int *a_pitches, int *a_offsets); | |
166 | static int s_base_port_id; | |
167 | ||
168 | /************** | |
169 | * <helpers> | |
170 | * ************/ | |
171 | ||
172 | static Bool | |
173 | adaptor_has_flags(const xcb_xv_adaptor_info_t *adaptor, uint32_t flags) | |
174 | { | |
175 | return (adaptor->type & flags) == flags; | |
176 | } | |
177 | ||
178 | static Bool | |
179 | ephyrLocalAtomToHost(int a_local_atom, int *a_host_atom) | |
180 | { | |
181 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
182 | xcb_intern_atom_cookie_t cookie; | |
183 | xcb_intern_atom_reply_t *reply; | |
184 | const char *atom_name = NULL; | |
185 | ||
186 | EPHYR_RETURN_VAL_IF_FAIL(a_host_atom, FALSE); | |
187 | ||
188 | if (!ValidAtom(a_local_atom)) | |
189 | return FALSE; | |
190 | ||
191 | atom_name = NameForAtom(a_local_atom); | |
192 | ||
193 | if (!atom_name) | |
194 | return FALSE; | |
195 | ||
196 | cookie = xcb_intern_atom(conn, FALSE, strlen(atom_name), atom_name); | |
197 | reply = xcb_intern_atom_reply(conn, cookie, NULL); | |
198 | if (!reply || reply->atom == None) { | |
199 | EPHYR_LOG_ERROR("no atom for string %s defined in host X\n", atom_name); | |
200 | return FALSE; | |
201 | } | |
202 | ||
203 | *a_host_atom = reply->atom; | |
204 | free(reply); | |
205 | ||
206 | return TRUE; | |
207 | } | |
208 | ||
209 | /************** | |
210 | *</helpers> | |
211 | * ************/ | |
212 | ||
213 | Bool | |
214 | ephyrInitVideo(ScreenPtr pScreen) | |
215 | { | |
216 | Bool is_ok = FALSE; | |
217 | ||
218 | KdScreenPriv(pScreen); | |
219 | KdScreenInfo *screen = pScreenPriv->screen; | |
220 | static EphyrXVPriv *xv_priv; | |
221 | ||
222 | EPHYR_LOG("enter\n"); | |
223 | ||
224 | if (screen->fb.bitsPerPixel == 8) { | |
225 | EPHYR_LOG_ERROR("8 bits depth not supported\n"); | |
226 | return FALSE; | |
227 | } | |
228 | ||
229 | if (!xv_priv) { | |
230 | xv_priv = ephyrXVPrivNew(); | |
231 | } | |
232 | if (!xv_priv) { | |
233 | EPHYR_LOG_ERROR("failed to create xv_priv\n"); | |
234 | goto out; | |
235 | } | |
236 | ||
237 | if (!ephyrXVPrivRegisterAdaptors(xv_priv, pScreen)) { | |
238 | EPHYR_LOG_ERROR("failed to register adaptors\n"); | |
239 | goto out; | |
240 | } | |
241 | is_ok = TRUE; | |
242 | ||
243 | out: | |
244 | return is_ok; | |
245 | } | |
246 | ||
247 | static EphyrXVPriv * | |
248 | ephyrXVPrivNew(void) | |
249 | { | |
250 | EphyrXVPriv *xv_priv = NULL; | |
251 | ||
252 | EPHYR_LOG("enter\n"); | |
253 | ||
254 | xv_priv = calloc(1, sizeof(EphyrXVPriv)); | |
255 | if (!xv_priv) { | |
256 | EPHYR_LOG_ERROR("failed to create EphyrXVPriv\n"); | |
257 | goto error; | |
258 | } | |
259 | ||
260 | if (!ephyrXVPrivQueryHostAdaptors(xv_priv)) { | |
261 | EPHYR_LOG_ERROR("failed to query the host x for xv properties\n"); | |
262 | goto error; | |
263 | } | |
264 | if (!ephyrXVPrivSetAdaptorsHooks(xv_priv)) { | |
265 | EPHYR_LOG_ERROR("failed to set xv_priv hooks\n"); | |
266 | goto error; | |
267 | } | |
268 | ||
269 | EPHYR_LOG("leave\n"); | |
270 | return xv_priv; | |
271 | ||
272 | error: | |
273 | if (xv_priv) { | |
274 | ephyrXVPrivDelete(xv_priv); | |
275 | xv_priv = NULL; | |
276 | } | |
277 | return NULL; | |
278 | } | |
279 | ||
280 | static void | |
281 | ephyrXVPrivDelete(EphyrXVPriv * a_this) | |
282 | { | |
283 | EPHYR_LOG("enter\n"); | |
284 | ||
285 | if (!a_this) | |
286 | return; | |
287 | if (a_this->host_adaptors) { | |
288 | free(a_this->host_adaptors); | |
289 | a_this->host_adaptors = NULL; | |
290 | } | |
291 | free(a_this->adaptors); | |
292 | a_this->adaptors = NULL; | |
293 | free(a_this); | |
294 | EPHYR_LOG("leave\n"); | |
295 | } | |
296 | ||
297 | static Bool | |
298 | translate_video_encodings(KdVideoAdaptorPtr adaptor, | |
299 | xcb_xv_adaptor_info_t *host_adaptor) | |
300 | { | |
301 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
302 | int i; | |
303 | xcb_xv_query_encodings_cookie_t cookie; | |
304 | xcb_xv_query_encodings_reply_t *reply; | |
305 | xcb_xv_encoding_info_iterator_t encoding_it; | |
306 | ||
307 | cookie = xcb_xv_query_encodings(conn, host_adaptor->base_id); | |
308 | reply = xcb_xv_query_encodings_reply(conn, cookie, NULL); | |
309 | if (!reply) | |
310 | return FALSE; | |
311 | ||
312 | adaptor->nEncodings = reply->num_encodings; | |
313 | adaptor->pEncodings = calloc(adaptor->nEncodings, | |
314 | sizeof(*adaptor->pEncodings)); | |
315 | if (!adaptor->pEncodings) { | |
316 | free(reply); | |
317 | return FALSE; | |
318 | } | |
319 | ||
320 | encoding_it = xcb_xv_query_encodings_info_iterator(reply); | |
321 | for (i = 0; i < adaptor->nEncodings; i++) { | |
322 | xcb_xv_encoding_info_t *encoding_info = encoding_it.data; | |
323 | KdVideoEncodingPtr encoding = &adaptor->pEncodings[i]; | |
324 | ||
325 | encoding->id = encoding_info->encoding; | |
326 | encoding->name = strndup(xcb_xv_encoding_info_name(encoding_info), | |
327 | encoding_info->name_size); | |
328 | encoding->width = encoding_info->width; | |
329 | encoding->height = encoding_info->height; | |
330 | encoding->rate.numerator = encoding_info->rate.numerator; | |
331 | encoding->rate.denominator = encoding_info->rate.denominator; | |
332 | ||
333 | xcb_xv_encoding_info_next(&encoding_it); | |
334 | } | |
335 | ||
336 | free(reply); | |
337 | return TRUE; | |
338 | } | |
339 | ||
340 | static Bool | |
341 | translate_xv_attributes(KdVideoAdaptorPtr adaptor, | |
342 | xcb_xv_adaptor_info_t *host_adaptor) | |
343 | { | |
344 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
345 | int i = 0; | |
346 | xcb_xv_attribute_info_iterator_t it; | |
347 | xcb_xv_query_port_attributes_cookie_t cookie = | |
348 | xcb_xv_query_port_attributes(conn, host_adaptor->base_id); | |
349 | xcb_xv_query_port_attributes_reply_t *reply = | |
350 | xcb_xv_query_port_attributes_reply(conn, cookie, NULL); | |
351 | ||
352 | if (!reply) | |
353 | return FALSE; | |
354 | ||
355 | adaptor->nAttributes = reply->num_attributes; | |
356 | adaptor->pAttributes = calloc(reply->num_attributes, | |
357 | sizeof(*adaptor->pAttributes)); | |
358 | if (!adaptor->pAttributes) { | |
359 | EPHYR_LOG_ERROR("failed to allocate attributes\n"); | |
360 | free(reply); | |
361 | return FALSE; | |
362 | } | |
363 | ||
364 | it = xcb_xv_query_port_attributes_attributes_iterator(reply); | |
365 | for (i = 0; i < reply->num_attributes; i++) { | |
366 | KdAttributePtr attribute = &adaptor->pAttributes[i]; | |
367 | ||
368 | attribute->flags = it.data->flags; | |
369 | attribute->min_value = it.data->min; | |
370 | attribute->max_value = it.data->max; | |
371 | attribute->name = strndup(xcb_xv_attribute_info_name(it.data), | |
372 | it.data->size); | |
373 | ||
374 | /* make sure atoms of attrs names are created in xephyr */ | |
375 | MakeAtom(xcb_xv_attribute_info_name(it.data), it.data->size, TRUE); | |
376 | ||
377 | xcb_xv_attribute_info_next(&it); | |
378 | } | |
379 | ||
380 | free(reply); | |
381 | return TRUE; | |
382 | } | |
383 | ||
384 | static Bool | |
385 | translate_xv_image_formats(KdVideoAdaptorPtr adaptor, | |
386 | xcb_xv_adaptor_info_t *host_adaptor) | |
387 | { | |
388 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
389 | int i = 0; | |
390 | xcb_xv_list_image_formats_cookie_t cookie = | |
391 | xcb_xv_list_image_formats(conn, host_adaptor->base_id); | |
392 | xcb_xv_list_image_formats_reply_t *reply = | |
393 | xcb_xv_list_image_formats_reply(conn, cookie, NULL); | |
394 | xcb_xv_image_format_info_t *formats; | |
395 | ||
396 | if (!reply) | |
397 | return FALSE; | |
398 | ||
399 | adaptor->nImages = reply->num_formats; | |
400 | adaptor->pImages = calloc(reply->num_formats, sizeof(KdImageRec)); | |
401 | if (!adaptor->pImages) { | |
402 | free(reply); | |
403 | return FALSE; | |
404 | } | |
405 | ||
406 | formats = xcb_xv_list_image_formats_format(reply); | |
407 | for (i = 0; i < reply->num_formats; i++) { | |
408 | KdImagePtr image = &adaptor->pImages[i]; | |
409 | ||
410 | image->id = formats[i].id; | |
411 | image->type = formats[i].type; | |
412 | image->byte_order = formats[i].byte_order; | |
413 | memcpy(image->guid, formats[i].guid, 16); | |
414 | image->bits_per_pixel = formats[i].bpp; | |
415 | image->format = formats[i].format; | |
416 | image->num_planes = formats[i].num_planes; | |
417 | image->depth = formats[i].depth; | |
418 | image->red_mask = formats[i].red_mask; | |
419 | image->green_mask = formats[i].green_mask; | |
420 | image->blue_mask = formats[i].blue_mask; | |
421 | image->y_sample_bits = formats[i].y_sample_bits; | |
422 | image->u_sample_bits = formats[i].u_sample_bits; | |
423 | image->v_sample_bits = formats[i].v_sample_bits; | |
424 | image->horz_y_period = formats[i].vhorz_y_period; | |
425 | image->horz_u_period = formats[i].vhorz_u_period; | |
426 | image->horz_v_period = formats[i].vhorz_v_period; | |
427 | image->vert_y_period = formats[i].vvert_y_period; | |
428 | image->vert_u_period = formats[i].vvert_u_period; | |
429 | image->vert_v_period = formats[i].vvert_v_period; | |
430 | memcpy(image->component_order, formats[i].vcomp_order, 32); | |
431 | image->scanline_order = formats[i].vscanline_order; | |
432 | } | |
433 | ||
434 | free(reply); | |
435 | return TRUE; | |
436 | } | |
437 | ||
438 | static Bool | |
439 | ephyrXVPrivQueryHostAdaptors(EphyrXVPriv * a_this) | |
440 | { | |
441 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
442 | xcb_screen_t *xscreen = xcb_aux_get_screen(conn, hostx_get_screen()); | |
443 | int base_port_id = 0, i = 0, port_priv_offset = 0; | |
444 | Bool is_ok = FALSE; | |
445 | xcb_generic_error_t *e = NULL; | |
446 | xcb_xv_adaptor_info_iterator_t it; | |
447 | ||
448 | EPHYR_RETURN_VAL_IF_FAIL(a_this, FALSE); | |
449 | ||
450 | EPHYR_LOG("enter\n"); | |
451 | ||
452 | { | |
453 | xcb_xv_query_adaptors_cookie_t cookie = | |
454 | xcb_xv_query_adaptors(conn, xscreen->root); | |
455 | a_this->host_adaptors = xcb_xv_query_adaptors_reply(conn, cookie, &e); | |
456 | if (e) { | |
457 | free(e); | |
458 | EPHYR_LOG_ERROR("failed to query host adaptors\n"); | |
459 | goto out; | |
460 | } | |
461 | } | |
462 | ||
463 | if (a_this->host_adaptors) | |
464 | a_this->num_adaptors = a_this->host_adaptors->num_adaptors; | |
465 | if (a_this->num_adaptors < 0) { | |
466 | EPHYR_LOG_ERROR("failed to get number of host adaptors\n"); | |
467 | goto out; | |
468 | } | |
469 | EPHYR_LOG("host has %d adaptors\n", a_this->num_adaptors); | |
470 | /* | |
471 | * copy what we can from adaptors into a_this->adaptors | |
472 | */ | |
473 | if (a_this->num_adaptors) { | |
474 | a_this->adaptors = calloc(a_this->num_adaptors, | |
475 | sizeof(KdVideoAdaptorRec)); | |
476 | if (!a_this->adaptors) { | |
477 | EPHYR_LOG_ERROR("failed to create internal adaptors\n"); | |
478 | goto out; | |
479 | } | |
480 | } | |
481 | ||
482 | it = xcb_xv_query_adaptors_info_iterator(a_this->host_adaptors); | |
483 | for (i = 0; i < a_this->num_adaptors; i++) { | |
484 | xcb_xv_adaptor_info_t *cur_host_adaptor = it.data; | |
485 | xcb_xv_format_t *format = xcb_xv_adaptor_info_formats(cur_host_adaptor); | |
486 | int j = 0; | |
487 | ||
488 | a_this->adaptors[i].nPorts = cur_host_adaptor->num_ports; | |
489 | if (a_this->adaptors[i].nPorts <= 0) { | |
490 | EPHYR_LOG_ERROR("Could not find any port of adaptor %d\n", i); | |
491 | continue; | |
492 | } | |
493 | a_this->adaptors[i].type = cur_host_adaptor->type; | |
494 | a_this->adaptors[i].type |= XvWindowMask; | |
495 | a_this->adaptors[i].flags = | |
496 | VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT; | |
497 | a_this->adaptors[i].name = | |
498 | strndup(xcb_xv_adaptor_info_name(cur_host_adaptor), | |
499 | cur_host_adaptor->name_size); | |
500 | if (!a_this->adaptors[i].name) | |
501 | a_this->adaptors[i].name = strdup("Xephyr Video Overlay"); | |
502 | base_port_id = cur_host_adaptor->base_id; | |
503 | if (base_port_id < 0) { | |
504 | EPHYR_LOG_ERROR("failed to get port id for adaptor %d\n", i); | |
505 | continue; | |
506 | } | |
507 | if (!s_base_port_id) | |
508 | s_base_port_id = base_port_id; | |
509 | ||
510 | if (!translate_video_encodings(&a_this->adaptors[i], | |
511 | cur_host_adaptor)) { | |
512 | EPHYR_LOG_ERROR("failed to get encodings for port port id %d," | |
513 | " adaptors %d\n", base_port_id, i); | |
514 | continue; | |
515 | } | |
516 | ||
517 | a_this->adaptors[i].nFormats = cur_host_adaptor->num_formats; | |
518 | a_this->adaptors[i].pFormats = | |
519 | calloc(cur_host_adaptor->num_formats, | |
520 | sizeof(*a_this->adaptors[i].pFormats)); | |
521 | for (j = 0; j < cur_host_adaptor->num_formats; j++) { | |
522 | xcb_visualtype_t *visual = | |
523 | xcb_aux_find_visual_by_id(xscreen, format[j].visual); | |
524 | a_this->adaptors[i].pFormats[j].depth = format[j].depth; | |
525 | a_this->adaptors[i].pFormats[j].class = visual->_class; | |
526 | } | |
527 | ||
528 | a_this->adaptors[i].pPortPrivates = | |
529 | calloc(a_this->adaptors[i].nPorts, | |
530 | sizeof(DevUnion) + sizeof(EphyrPortPriv)); | |
531 | port_priv_offset = a_this->adaptors[i].nPorts; | |
532 | for (j = 0; j < a_this->adaptors[i].nPorts; j++) { | |
533 | EphyrPortPriv *port_privs_base = | |
534 | (EphyrPortPriv *) &a_this->adaptors[i]. | |
535 | pPortPrivates[port_priv_offset]; | |
536 | EphyrPortPriv *port_priv = &port_privs_base[j]; | |
537 | ||
538 | port_priv->port_number = base_port_id + j; | |
539 | port_priv->current_adaptor = &a_this->adaptors[i]; | |
540 | port_priv->xv_priv = a_this; | |
541 | a_this->adaptors[i].pPortPrivates[j].ptr = port_priv; | |
542 | } | |
543 | ||
544 | if (!translate_xv_attributes(&a_this->adaptors[i], cur_host_adaptor)) { | |
545 | { | |
546 | EPHYR_LOG_ERROR("failed to get port attribute " | |
547 | "for adaptor %d\n", i); | |
548 | continue; | |
549 | } | |
550 | } | |
551 | ||
552 | if (!translate_xv_image_formats(&a_this->adaptors[i], cur_host_adaptor)) { | |
553 | EPHYR_LOG_ERROR("failed to get image formats " | |
554 | "for adaptor %d\n", i); | |
555 | continue; | |
556 | } | |
557 | ||
558 | xcb_xv_adaptor_info_next(&it); | |
559 | } | |
560 | is_ok = TRUE; | |
561 | ||
562 | out: | |
563 | EPHYR_LOG("leave\n"); | |
564 | return is_ok; | |
565 | } | |
566 | ||
567 | static Bool | |
568 | ephyrXVPrivSetAdaptorsHooks(EphyrXVPriv * a_this) | |
569 | { | |
570 | int i = 0; | |
571 | xcb_xv_adaptor_info_iterator_t it; | |
572 | ||
573 | EPHYR_RETURN_VAL_IF_FAIL(a_this, FALSE); | |
574 | ||
575 | EPHYR_LOG("enter\n"); | |
576 | ||
577 | it = xcb_xv_query_adaptors_info_iterator(a_this->host_adaptors); | |
578 | for (i = 0; i < a_this->num_adaptors; i++) { | |
579 | xcb_xv_adaptor_info_t *cur_host_adaptor = it.data; | |
580 | ||
581 | a_this->adaptors[i].ReputImage = ephyrReputImage; | |
582 | a_this->adaptors[i].StopVideo = ephyrStopVideo; | |
583 | a_this->adaptors[i].SetPortAttribute = ephyrSetPortAttribute; | |
584 | a_this->adaptors[i].GetPortAttribute = ephyrGetPortAttribute; | |
585 | a_this->adaptors[i].QueryBestSize = ephyrQueryBestSize; | |
586 | a_this->adaptors[i].QueryImageAttributes = ephyrQueryImageAttributes; | |
587 | ||
588 | if (adaptor_has_flags(cur_host_adaptor, | |
589 | XCB_XV_TYPE_IMAGE_MASK | XCB_XV_TYPE_INPUT_MASK)) | |
590 | a_this->adaptors[i].PutImage = ephyrPutImage; | |
591 | ||
592 | if (adaptor_has_flags(cur_host_adaptor, | |
593 | XCB_XV_TYPE_VIDEO_MASK | XCB_XV_TYPE_INPUT_MASK)) | |
594 | a_this->adaptors[i].PutVideo = ephyrPutVideo; | |
595 | ||
596 | if (adaptor_has_flags(cur_host_adaptor, | |
597 | XCB_XV_TYPE_VIDEO_MASK | XCB_XV_TYPE_OUTPUT_MASK)) | |
598 | a_this->adaptors[i].GetVideo = ephyrGetVideo; | |
599 | ||
600 | if (adaptor_has_flags(cur_host_adaptor, | |
601 | XCB_XV_TYPE_STILL_MASK | XCB_XV_TYPE_INPUT_MASK)) | |
602 | a_this->adaptors[i].PutStill = ephyrPutStill; | |
603 | ||
604 | if (adaptor_has_flags(cur_host_adaptor, | |
605 | XCB_XV_TYPE_STILL_MASK | XCB_XV_TYPE_OUTPUT_MASK)) | |
606 | a_this->adaptors[i].GetStill = ephyrGetStill; | |
607 | } | |
608 | EPHYR_LOG("leave\n"); | |
609 | return TRUE; | |
610 | } | |
611 | ||
612 | static Bool | |
613 | ephyrXVPrivRegisterAdaptors(EphyrXVPriv * a_this, ScreenPtr a_screen) | |
614 | { | |
615 | KdScreenPriv(a_screen); | |
616 | KdScreenInfo *screen = pScreenPriv->screen; | |
617 | Bool is_ok = FALSE; | |
618 | KdVideoAdaptorPtr *adaptors = NULL, *registered_adaptors = NULL; | |
619 | int num_registered_adaptors = 0, i = 0, num_adaptors = 0; | |
620 | ||
621 | EPHYR_RETURN_VAL_IF_FAIL(a_this && a_screen, FALSE); | |
622 | ||
623 | EPHYR_LOG("enter\n"); | |
624 | ||
625 | if (!a_this->num_adaptors) | |
626 | goto out; | |
627 | num_registered_adaptors = | |
628 | KdXVListGenericAdaptors(screen, ®istered_adaptors); | |
629 | ||
630 | num_adaptors = num_registered_adaptors + a_this->num_adaptors; | |
631 | adaptors = calloc(num_adaptors, sizeof(KdVideoAdaptorPtr)); | |
632 | if (!adaptors) { | |
633 | EPHYR_LOG_ERROR("failed to allocate adaptors tab\n"); | |
634 | goto out; | |
635 | } | |
636 | memmove(adaptors, registered_adaptors, num_registered_adaptors); | |
637 | for (i = 0; i < a_this->num_adaptors; i++) { | |
638 | *(adaptors + num_registered_adaptors + i) = &a_this->adaptors[i]; | |
639 | } | |
640 | if (!KdXVScreenInit(a_screen, adaptors, num_adaptors)) { | |
641 | EPHYR_LOG_ERROR("failed to register adaptors\n"); | |
642 | goto out; | |
643 | } | |
644 | EPHYR_LOG("there are %d registered adaptors\n", num_adaptors); | |
645 | is_ok = TRUE; | |
646 | ||
647 | out: | |
648 | free(registered_adaptors); | |
649 | registered_adaptors = NULL; | |
650 | free(adaptors); | |
651 | adaptors = NULL; | |
652 | ||
653 | EPHYR_LOG("leave\n"); | |
654 | return is_ok; | |
655 | } | |
656 | ||
657 | static Bool | |
658 | ephyrXVPrivIsAttrValueValid(KdAttributePtr a_attrs, | |
659 | int a_attrs_len, | |
660 | const char *a_attr_name, | |
661 | int a_attr_value, Bool *a_is_valid) | |
662 | { | |
663 | int i = 0; | |
664 | ||
665 | EPHYR_RETURN_VAL_IF_FAIL(a_attrs && a_attr_name && a_is_valid, FALSE); | |
666 | ||
667 | for (i = 0; i < a_attrs_len; i++) { | |
668 | if (a_attrs[i].name && strcmp(a_attrs[i].name, a_attr_name)) | |
669 | continue; | |
670 | if (a_attrs[i].min_value > a_attr_value || | |
671 | a_attrs[i].max_value < a_attr_value) { | |
672 | *a_is_valid = FALSE; | |
673 | EPHYR_LOG_ERROR("attribute was not valid\n" | |
674 | "value:%d. min:%d. max:%d\n", | |
675 | a_attr_value, | |
676 | a_attrs[i].min_value, a_attrs[i].max_value); | |
677 | } | |
678 | else { | |
679 | *a_is_valid = TRUE; | |
680 | } | |
681 | return TRUE; | |
682 | } | |
683 | return FALSE; | |
684 | } | |
685 | ||
686 | static Bool | |
687 | ephyrXVPrivGetImageBufSize(int a_port_id, | |
688 | int a_image_id, | |
689 | unsigned short a_width, | |
690 | unsigned short a_height, int *a_size) | |
691 | { | |
692 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
693 | xcb_xv_query_image_attributes_cookie_t cookie; | |
694 | xcb_xv_query_image_attributes_reply_t *reply; | |
695 | Bool is_ok = FALSE; | |
696 | ||
697 | EPHYR_RETURN_VAL_IF_FAIL(a_size, FALSE); | |
698 | ||
699 | EPHYR_LOG("enter\n"); | |
700 | ||
701 | cookie = xcb_xv_query_image_attributes(conn, | |
702 | a_port_id, a_image_id, | |
703 | a_width, a_height); | |
704 | reply = xcb_xv_query_image_attributes_reply(conn, cookie, NULL); | |
705 | if (!reply) | |
706 | goto out; | |
707 | ||
708 | *a_size = reply->data_size; | |
709 | is_ok = TRUE; | |
710 | ||
711 | free(reply); | |
712 | ||
713 | out: | |
714 | EPHYR_LOG("leave\n"); | |
715 | return is_ok; | |
716 | } | |
717 | ||
718 | static Bool | |
719 | ephyrXVPrivSaveImageToPortPriv(EphyrPortPriv * a_port_priv, | |
720 | const unsigned char *a_image_buf, | |
721 | int a_image_len) | |
722 | { | |
723 | Bool is_ok = FALSE; | |
724 | ||
725 | EPHYR_LOG("enter\n"); | |
726 | ||
727 | if (a_port_priv->image_buf_size < a_image_len) { | |
728 | unsigned char *buf = NULL; | |
729 | ||
730 | buf = realloc(a_port_priv->image_buf, a_image_len); | |
731 | if (!buf) { | |
732 | EPHYR_LOG_ERROR("failed to realloc image buffer\n"); | |
733 | goto out; | |
734 | } | |
735 | a_port_priv->image_buf = buf; | |
736 | a_port_priv->image_buf_size = a_image_len; | |
737 | } | |
738 | memmove(a_port_priv->image_buf, a_image_buf, a_image_len); | |
739 | is_ok = TRUE; | |
740 | ||
741 | out: | |
742 | return is_ok; | |
743 | EPHYR_LOG("leave\n"); | |
744 | } | |
745 | ||
746 | static void | |
747 | ephyrStopVideo(KdScreenInfo * a_info, pointer a_port_priv, Bool a_exit) | |
748 | { | |
749 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
750 | EphyrPortPriv *port_priv = a_port_priv; | |
751 | EphyrScrPriv *scrpriv = a_info->driver; | |
752 | ||
753 | EPHYR_RETURN_IF_FAIL(port_priv); | |
754 | ||
755 | EPHYR_LOG("enter\n"); | |
756 | xcb_xv_stop_video(conn, port_priv->port_number, scrpriv->win); | |
757 | EPHYR_LOG("leave\n"); | |
758 | } | |
759 | ||
760 | static int | |
761 | ephyrSetPortAttribute(KdScreenInfo * a_info, | |
762 | Atom a_attr_name, int a_attr_value, pointer a_port_priv) | |
763 | { | |
764 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
765 | int res = Success, host_atom = 0; | |
766 | EphyrPortPriv *port_priv = a_port_priv; | |
767 | Bool is_attr_valid = FALSE; | |
768 | ||
769 | EPHYR_RETURN_VAL_IF_FAIL(port_priv, BadMatch); | |
770 | EPHYR_RETURN_VAL_IF_FAIL(port_priv->current_adaptor, BadMatch); | |
771 | EPHYR_RETURN_VAL_IF_FAIL(port_priv->current_adaptor->pAttributes, BadMatch); | |
772 | EPHYR_RETURN_VAL_IF_FAIL(port_priv->current_adaptor->nAttributes, BadMatch); | |
773 | EPHYR_RETURN_VAL_IF_FAIL(ValidAtom(a_attr_name), BadMatch); | |
774 | ||
775 | EPHYR_LOG("enter, portnum:%d, atomid:%d, attr_name:%s, attr_val:%d\n", | |
776 | port_priv->port_number, | |
777 | (int) a_attr_name, NameForAtom(a_attr_name), a_attr_value); | |
778 | ||
779 | if (!ephyrLocalAtomToHost(a_attr_name, &host_atom)) { | |
780 | EPHYR_LOG_ERROR("failed to convert local atom to host atom\n"); | |
781 | res = BadMatch; | |
782 | goto out; | |
783 | } | |
784 | ||
785 | if (!ephyrXVPrivIsAttrValueValid(port_priv->current_adaptor->pAttributes, | |
786 | port_priv->current_adaptor->nAttributes, | |
787 | NameForAtom(a_attr_name), | |
788 | a_attr_value, &is_attr_valid)) { | |
789 | EPHYR_LOG_ERROR("failed to validate attribute %s\n", | |
790 | NameForAtom(a_attr_name)); | |
791 | /* | |
792 | res = BadMatch ; | |
793 | goto out ; | |
794 | */ | |
795 | } | |
796 | if (!is_attr_valid) { | |
797 | EPHYR_LOG_ERROR("attribute %s is not valid\n", | |
798 | NameForAtom(a_attr_name)); | |
799 | /* | |
800 | res = BadMatch ; | |
801 | goto out ; | |
802 | */ | |
803 | } | |
804 | ||
805 | xcb_xv_set_port_attribute(conn, port_priv->port_number, | |
806 | host_atom, a_attr_value); | |
807 | xcb_flush(conn); | |
808 | ||
809 | res = Success; | |
810 | out: | |
811 | EPHYR_LOG("leave\n"); | |
812 | return res; | |
813 | } | |
814 | ||
815 | static int | |
816 | ephyrGetPortAttribute(KdScreenInfo * a_screen_info, | |
817 | Atom a_attr_name, int *a_attr_value, pointer a_port_priv) | |
818 | { | |
819 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
820 | int res = Success, host_atom = 0; | |
821 | EphyrPortPriv *port_priv = a_port_priv; | |
822 | xcb_generic_error_t *e; | |
823 | xcb_xv_get_port_attribute_cookie_t cookie; | |
824 | xcb_xv_get_port_attribute_reply_t *reply; | |
825 | ||
826 | EPHYR_RETURN_VAL_IF_FAIL(port_priv, BadMatch); | |
827 | EPHYR_RETURN_VAL_IF_FAIL(ValidAtom(a_attr_name), BadMatch); | |
828 | ||
829 | EPHYR_LOG("enter, portnum:%d, atomid:%d, attr_name:%s\n", | |
830 | port_priv->port_number, | |
831 | (int) a_attr_name, NameForAtom(a_attr_name)); | |
832 | ||
833 | if (!ephyrLocalAtomToHost(a_attr_name, &host_atom)) { | |
834 | EPHYR_LOG_ERROR("failed to convert local atom to host atom\n"); | |
835 | res = BadMatch; | |
836 | goto out; | |
837 | } | |
838 | ||
839 | cookie = xcb_xv_get_port_attribute(conn, port_priv->port_number, host_atom); | |
840 | reply = xcb_xv_get_port_attribute_reply(conn, cookie, &e); | |
841 | if (e) { | |
842 | EPHYR_LOG_ERROR ("XvGetPortAttribute() failed: %d \n", e->error_code); | |
843 | free(e); | |
844 | res = BadMatch; | |
845 | goto out; | |
846 | } | |
847 | *a_attr_value = reply->value; | |
848 | ||
849 | free(reply); | |
850 | ||
851 | res = Success; | |
852 | out: | |
853 | EPHYR_LOG("leave\n"); | |
854 | return res; | |
855 | } | |
856 | ||
857 | static void | |
858 | ephyrQueryBestSize(KdScreenInfo * a_info, | |
859 | Bool a_motion, | |
860 | short a_src_w, | |
861 | short a_src_h, | |
862 | short a_drw_w, | |
863 | short a_drw_h, | |
864 | unsigned int *a_prefered_w, | |
865 | unsigned int *a_prefered_h, pointer a_port_priv) | |
866 | { | |
867 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
868 | EphyrPortPriv *port_priv = a_port_priv; | |
869 | xcb_xv_query_best_size_cookie_t cookie = | |
870 | xcb_xv_query_best_size(conn, | |
871 | port_priv->port_number, | |
872 | a_src_w, a_src_h, | |
873 | a_drw_w, a_drw_h, | |
874 | a_motion); | |
875 | xcb_xv_query_best_size_reply_t *reply = | |
876 | xcb_xv_query_best_size_reply(conn, cookie, NULL); | |
877 | ||
878 | EPHYR_LOG("enter: frame (%dx%d), drw (%dx%d)\n", | |
879 | a_src_w, a_src_h, a_drw_w, a_drw_h); | |
880 | ||
881 | if (!reply) { | |
882 | EPHYR_LOG_ERROR ("XvQueryBestSize() failed\n"); | |
883 | return; | |
884 | } | |
885 | *a_prefered_w = reply->actual_width; | |
886 | *a_prefered_h = reply->actual_height; | |
887 | EPHYR_LOG("actual (%dx%d)\n", *a_prefered_w, *a_prefered_h); | |
888 | free(reply); | |
889 | ||
890 | EPHYR_LOG("leave\n"); | |
891 | } | |
892 | ||
893 | ||
894 | static Bool | |
895 | ephyrHostXVPutImage(KdScreenInfo * a_info, | |
896 | EphyrPortPriv *port_priv, | |
897 | int a_image_id, | |
898 | int a_drw_x, | |
899 | int a_drw_y, | |
900 | int a_drw_w, | |
901 | int a_drw_h, | |
902 | int a_src_x, | |
903 | int a_src_y, | |
904 | int a_src_w, | |
905 | int a_src_h, | |
906 | int a_image_width, | |
907 | int a_image_height, | |
908 | unsigned char *a_buf, | |
909 | BoxPtr a_clip_rects, int a_clip_rect_nums) | |
910 | { | |
911 | EphyrScrPriv *scrpriv = a_info->driver; | |
912 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
913 | xcb_gcontext_t gc; | |
914 | Bool is_ok = TRUE; | |
915 | xcb_rectangle_t *rects = NULL; | |
916 | int data_len, width, height; | |
917 | xcb_xv_query_image_attributes_cookie_t image_attr_cookie; | |
918 | xcb_xv_query_image_attributes_reply_t *image_attr_reply; | |
919 | ||
920 | EPHYR_RETURN_VAL_IF_FAIL(a_buf, FALSE); | |
921 | ||
922 | EPHYR_LOG("enter, num_clip_rects: %d\n", a_clip_rect_nums); | |
923 | ||
924 | image_attr_cookie = xcb_xv_query_image_attributes(conn, | |
925 | port_priv->port_number, | |
926 | a_image_id, | |
927 | a_image_width, | |
928 | a_image_height); | |
929 | image_attr_reply = xcb_xv_query_image_attributes_reply(conn, | |
930 | image_attr_cookie, | |
931 | NULL); | |
932 | if (!image_attr_reply) | |
933 | goto out; | |
934 | data_len = image_attr_reply->data_size; | |
935 | width = image_attr_reply->width; | |
936 | height = image_attr_reply->height; | |
937 | free(image_attr_reply); | |
938 | ||
939 | gc = xcb_generate_id(conn); | |
940 | xcb_create_gc(conn, gc, scrpriv->win, 0, NULL); | |
941 | ||
942 | if (a_clip_rect_nums) { | |
943 | int i = 0; | |
944 | rects = calloc(a_clip_rect_nums, sizeof(xcb_rectangle_t)); | |
945 | for (i=0; i < a_clip_rect_nums; i++) { | |
946 | rects[i].x = a_clip_rects[i].x1; | |
947 | rects[i].y = a_clip_rects[i].y1; | |
948 | rects[i].width = a_clip_rects[i].x2 - a_clip_rects[i].x1; | |
949 | rects[i].height = a_clip_rects[i].y2 - a_clip_rects[i].y1; | |
950 | EPHYR_LOG("(x,y,w,h): (%d,%d,%d,%d)\n", | |
951 | rects[i].x, rects[i].y, rects[i].width, rects[i].height); | |
952 | } | |
953 | xcb_set_clip_rectangles(conn, | |
954 | XCB_CLIP_ORDERING_YX_BANDED, | |
955 | gc, | |
956 | 0, | |
957 | 0, | |
958 | a_clip_rect_nums, | |
959 | rects); | |
960 | free(rects); | |
961 | } | |
962 | xcb_xv_put_image(conn, | |
963 | port_priv->port_number, | |
964 | scrpriv->win, | |
965 | gc, | |
966 | a_image_id, | |
967 | a_src_x, a_src_y, a_src_w, a_src_h, | |
968 | a_drw_x, a_drw_y, a_drw_w, a_drw_h, | |
969 | width, height, | |
970 | data_len, a_buf); | |
971 | xcb_free_gc(conn, gc); | |
972 | ||
973 | is_ok = TRUE; | |
974 | ||
975 | out: | |
976 | EPHYR_LOG("leave\n"); | |
977 | return is_ok; | |
978 | } | |
979 | ||
980 | static int | |
981 | ephyrPutImage(KdScreenInfo * a_info, | |
982 | DrawablePtr a_drawable, | |
983 | short a_src_x, | |
984 | short a_src_y, | |
985 | short a_drw_x, | |
986 | short a_drw_y, | |
987 | short a_src_w, | |
988 | short a_src_h, | |
989 | short a_drw_w, | |
990 | short a_drw_h, | |
991 | int a_id, | |
992 | unsigned char *a_buf, | |
993 | short a_width, | |
994 | short a_height, | |
995 | Bool a_sync, RegionPtr a_clipping_region, pointer a_port_priv) | |
996 | { | |
997 | EphyrPortPriv *port_priv = a_port_priv; | |
998 | Bool is_ok = FALSE; | |
999 | int result = BadImplementation, image_size = 0; | |
1000 | ||
1001 | EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); | |
1002 | EPHYR_RETURN_VAL_IF_FAIL(a_drawable, BadValue); | |
1003 | ||
1004 | EPHYR_LOG("enter\n"); | |
1005 | ||
1006 | if (!ephyrHostXVPutImage(a_info, port_priv, | |
1007 | a_id, | |
1008 | a_drw_x, a_drw_y, a_drw_w, a_drw_h, | |
1009 | a_src_x, a_src_y, a_src_w, a_src_h, | |
1010 | a_width, a_height, a_buf, | |
1011 | RegionRects(a_clipping_region), | |
1012 | RegionNumRects(a_clipping_region))) { | |
1013 | EPHYR_LOG_ERROR("EphyrHostXVPutImage() failed\n"); | |
1014 | goto out; | |
1015 | } | |
1016 | ||
1017 | /* | |
1018 | * Now save the image so that we can resend it to host it | |
1019 | * later, in ReputImage. | |
1020 | */ | |
1021 | if (!ephyrXVPrivGetImageBufSize(port_priv->port_number, | |
1022 | a_id, a_width, a_height, &image_size)) { | |
1023 | EPHYR_LOG_ERROR("failed to get image size\n"); | |
1024 | /*this is a minor error so we won't get bail out abruptly */ | |
1025 | is_ok = FALSE; | |
1026 | } | |
1027 | else { | |
1028 | is_ok = TRUE; | |
1029 | } | |
1030 | if (is_ok) { | |
1031 | if (!ephyrXVPrivSaveImageToPortPriv(port_priv, a_buf, image_size)) { | |
1032 | is_ok = FALSE; | |
1033 | } | |
1034 | else { | |
1035 | port_priv->image_id = a_id; | |
1036 | port_priv->drw_x = a_drw_x; | |
1037 | port_priv->drw_y = a_drw_y; | |
1038 | port_priv->drw_w = a_drw_w; | |
1039 | port_priv->drw_h = a_drw_h; | |
1040 | port_priv->src_x = a_src_x; | |
1041 | port_priv->src_y = a_src_y; | |
1042 | port_priv->src_w = a_src_w; | |
1043 | port_priv->src_h = a_src_h; | |
1044 | port_priv->image_width = a_width; | |
1045 | port_priv->image_height = a_height; | |
1046 | } | |
1047 | } | |
1048 | if (!is_ok) { | |
1049 | if (port_priv->image_buf) { | |
1050 | free(port_priv->image_buf); | |
1051 | port_priv->image_buf = NULL; | |
1052 | port_priv->image_buf_size = 0; | |
1053 | } | |
1054 | } | |
1055 | ||
1056 | result = Success; | |
1057 | ||
1058 | out: | |
1059 | EPHYR_LOG("leave\n"); | |
1060 | return result; | |
1061 | } | |
1062 | ||
1063 | static int | |
1064 | ephyrReputImage(KdScreenInfo * a_info, | |
1065 | DrawablePtr a_drawable, | |
1066 | short a_drw_x, | |
1067 | short a_drw_y, RegionPtr a_clipping_region, pointer a_port_priv) | |
1068 | { | |
1069 | EphyrPortPriv *port_priv = a_port_priv; | |
1070 | int result = BadImplementation; | |
1071 | ||
1072 | EPHYR_RETURN_VAL_IF_FAIL(a_info->pScreen, FALSE); | |
1073 | EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); | |
1074 | ||
1075 | EPHYR_LOG("enter\n"); | |
1076 | ||
1077 | if (!port_priv->image_buf_size || !port_priv->image_buf) { | |
1078 | EPHYR_LOG_ERROR("has null image buf in cache\n"); | |
1079 | goto out; | |
1080 | } | |
1081 | if (!ephyrHostXVPutImage(a_info, | |
1082 | port_priv, | |
1083 | port_priv->image_id, | |
1084 | a_drw_x, a_drw_y, | |
1085 | port_priv->drw_w, port_priv->drw_h, | |
1086 | port_priv->src_x, port_priv->src_y, | |
1087 | port_priv->src_w, port_priv->src_h, | |
1088 | port_priv->image_width, port_priv->image_height, | |
1089 | port_priv->image_buf, | |
1090 | RegionRects(a_clipping_region), | |
1091 | RegionNumRects(a_clipping_region))) { | |
1092 | EPHYR_LOG_ERROR("ephyrHostXVPutImage() failed\n"); | |
1093 | goto out; | |
1094 | } | |
1095 | ||
1096 | result = Success; | |
1097 | ||
1098 | out: | |
1099 | EPHYR_LOG("leave\n"); | |
1100 | return result; | |
1101 | } | |
1102 | ||
1103 | static int | |
1104 | ephyrPutVideo(KdScreenInfo * a_info, | |
1105 | DrawablePtr a_drawable, | |
1106 | short a_vid_x, short a_vid_y, | |
1107 | short a_drw_x, short a_drw_y, | |
1108 | short a_vid_w, short a_vid_h, | |
1109 | short a_drw_w, short a_drw_h, | |
1110 | RegionPtr a_clipping_region, pointer a_port_priv) | |
1111 | { | |
1112 | EphyrScrPriv *scrpriv = a_info->driver; | |
1113 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
1114 | xcb_gcontext_t gc; | |
1115 | EphyrPortPriv *port_priv = a_port_priv; | |
1116 | ||
1117 | EPHYR_RETURN_VAL_IF_FAIL(a_info->pScreen, BadValue); | |
1118 | EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); | |
1119 | ||
1120 | EPHYR_LOG("enter\n"); | |
1121 | ||
1122 | gc = xcb_generate_id(conn); | |
1123 | xcb_create_gc(conn, gc, scrpriv->win, 0, NULL); | |
1124 | xcb_xv_put_video(conn, port_priv->port_number, | |
1125 | scrpriv->win, gc, | |
1126 | a_vid_x, a_vid_y, a_vid_w, a_vid_h, | |
1127 | a_drw_x, a_drw_y, a_drw_w, a_drw_h); | |
1128 | xcb_free_gc(conn, gc); | |
1129 | ||
1130 | EPHYR_LOG("leave\n"); | |
1131 | return Success; | |
1132 | } | |
1133 | ||
1134 | static int | |
1135 | ephyrGetVideo(KdScreenInfo * a_info, | |
1136 | DrawablePtr a_drawable, | |
1137 | short a_vid_x, short a_vid_y, | |
1138 | short a_drw_x, short a_drw_y, | |
1139 | short a_vid_w, short a_vid_h, | |
1140 | short a_drw_w, short a_drw_h, | |
1141 | RegionPtr a_clipping_region, pointer a_port_priv) | |
1142 | { | |
1143 | EphyrScrPriv *scrpriv = a_info->driver; | |
1144 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
1145 | xcb_gcontext_t gc; | |
1146 | EphyrPortPriv *port_priv = a_port_priv; | |
1147 | ||
1148 | EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); | |
1149 | EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); | |
1150 | ||
1151 | EPHYR_LOG("enter\n"); | |
1152 | ||
1153 | gc = xcb_generate_id(conn); | |
1154 | xcb_create_gc(conn, gc, scrpriv->win, 0, NULL); | |
1155 | xcb_xv_get_video(conn, port_priv->port_number, | |
1156 | scrpriv->win, gc, | |
1157 | a_vid_x, a_vid_y, a_vid_w, a_vid_h, | |
1158 | a_drw_x, a_drw_y, a_drw_w, a_drw_h); | |
1159 | ||
1160 | xcb_free_gc(conn, gc); | |
1161 | ||
1162 | EPHYR_LOG("leave\n"); | |
1163 | return Success; | |
1164 | } | |
1165 | ||
1166 | static int | |
1167 | ephyrPutStill(KdScreenInfo * a_info, | |
1168 | DrawablePtr a_drawable, | |
1169 | short a_vid_x, short a_vid_y, | |
1170 | short a_drw_x, short a_drw_y, | |
1171 | short a_vid_w, short a_vid_h, | |
1172 | short a_drw_w, short a_drw_h, | |
1173 | RegionPtr a_clipping_region, pointer a_port_priv) | |
1174 | { | |
1175 | EphyrScrPriv *scrpriv = a_info->driver; | |
1176 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
1177 | xcb_gcontext_t gc; | |
1178 | EphyrPortPriv *port_priv = a_port_priv; | |
1179 | ||
1180 | EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); | |
1181 | EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); | |
1182 | ||
1183 | EPHYR_LOG("enter\n"); | |
1184 | ||
1185 | gc = xcb_generate_id(conn); | |
1186 | xcb_create_gc(conn, gc, scrpriv->win, 0, NULL); | |
1187 | xcb_xv_put_still(conn, port_priv->port_number, | |
1188 | scrpriv->win, gc, | |
1189 | a_vid_x, a_vid_y, a_vid_w, a_vid_h, | |
1190 | a_drw_x, a_drw_y, a_drw_w, a_drw_h); | |
1191 | xcb_free_gc(conn, gc); | |
1192 | ||
1193 | EPHYR_LOG("leave\n"); | |
1194 | return Success; | |
1195 | } | |
1196 | ||
1197 | static int | |
1198 | ephyrGetStill(KdScreenInfo * a_info, | |
1199 | DrawablePtr a_drawable, | |
1200 | short a_vid_x, short a_vid_y, | |
1201 | short a_drw_x, short a_drw_y, | |
1202 | short a_vid_w, short a_vid_h, | |
1203 | short a_drw_w, short a_drw_h, | |
1204 | RegionPtr a_clipping_region, pointer a_port_priv) | |
1205 | { | |
1206 | EphyrScrPriv *scrpriv = a_info->driver; | |
1207 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
1208 | xcb_gcontext_t gc; | |
1209 | EphyrPortPriv *port_priv = a_port_priv; | |
1210 | ||
1211 | EPHYR_RETURN_VAL_IF_FAIL(a_info && a_info->pScreen, BadValue); | |
1212 | EPHYR_RETURN_VAL_IF_FAIL(a_drawable && port_priv, BadValue); | |
1213 | ||
1214 | EPHYR_LOG("enter\n"); | |
1215 | ||
1216 | gc = xcb_generate_id(conn); | |
1217 | xcb_create_gc(conn, gc, scrpriv->win, 0, NULL); | |
1218 | xcb_xv_get_still(conn, port_priv->port_number, | |
1219 | scrpriv->win, gc, | |
1220 | a_vid_x, a_vid_y, a_vid_w, a_vid_h, | |
1221 | a_drw_x, a_drw_y, a_drw_w, a_drw_h); | |
1222 | xcb_free_gc(conn, gc); | |
1223 | ||
1224 | EPHYR_LOG("leave\n"); | |
1225 | return Success; | |
1226 | } | |
1227 | ||
1228 | static int | |
1229 | ephyrQueryImageAttributes(KdScreenInfo * a_info, | |
1230 | int a_id, | |
1231 | unsigned short *a_w, | |
1232 | unsigned short *a_h, int *a_pitches, int *a_offsets) | |
1233 | { | |
1234 | xcb_connection_t *conn = hostx_get_xcbconn(); | |
1235 | xcb_xv_query_image_attributes_cookie_t cookie; | |
1236 | xcb_xv_query_image_attributes_reply_t *reply; | |
1237 | int image_size = 0; | |
1238 | ||
1239 | EPHYR_RETURN_VAL_IF_FAIL(a_w && a_h, FALSE); | |
1240 | ||
1241 | EPHYR_LOG("enter: dim (%dx%d), pitches: %p, offsets: %p\n", | |
1242 | *a_w, *a_h, a_pitches, a_offsets); | |
1243 | ||
1244 | cookie = xcb_xv_query_image_attributes(conn, | |
1245 | s_base_port_id, a_id, | |
1246 | *a_w, *a_h); | |
1247 | reply = xcb_xv_query_image_attributes_reply(conn, cookie, NULL); | |
1248 | if (!reply) | |
1249 | goto out; | |
1250 | ||
1251 | *a_w = reply->width; | |
1252 | *a_h = reply->height; | |
1253 | if (a_pitches && a_offsets) { | |
1254 | memcpy(a_pitches, xcb_xv_query_image_attributes_pitches(reply), | |
1255 | reply->num_planes << 2); | |
1256 | memcpy(a_offsets, xcb_xv_query_image_attributes_offsets(reply), | |
1257 | reply->num_planes << 2); | |
1258 | } | |
1259 | image_size = reply->data_size; | |
1260 | ||
1261 | free(reply); | |
1262 | ||
1263 | EPHYR_LOG("image size: %d, dim (%dx%d)\n", image_size, *a_w, *a_h); | |
1264 | ||
1265 | out: | |
1266 | EPHYR_LOG("leave\n"); | |
1267 | return image_size; | |
1268 | } |