| 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 | } |