3 * @brief X C Bindings video output module for VLC media player
5 /*****************************************************************************
6 * Copyright © 2009 Rémi Denis-Courmont
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU Lesser General Public License as published by
10 * the Free Software Foundation; either version 2.1 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public License
19 * along with this program; if not, write to the Free Software Foundation,
20 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 *****************************************************************************/
35 #include <vlc_common.h>
36 #include <vlc_plugin.h>
37 #include <vlc_vout_display.h>
38 #include <vlc_picture_pool.h>
39 #include <vlc_dialog.h>
44 #define ADAPTOR_TEXT N_("XVideo adaptor number")
45 #define ADAPTOR_LONGTEXT N_( \
46 "XVideo hardware adaptor to use. By default, VLC will " \
47 "use the first functional adaptor.")
49 #define FORMAT_TEXT N_("XVideo format id")
50 #define FORMAT_LONGTEXT N_( \
51 "XVideo image format id to use. By default, VLC will " \
52 "try to use the best match for the video being played.")
54 static int Open (vlc_object_t *);
55 static void Close (vlc_object_t *);
56 static int EnumAdaptors (vlc_object_t *, const char *, int64_t **, char ***);
62 set_shortname (N_("XVideo"))
63 set_description (N_("XVideo output (XCB)"))
64 set_category (CAT_VIDEO)
65 set_subcategory (SUBCAT_VIDEO_VOUT)
66 set_capability ("vout display", 200)
67 set_callbacks (Open, Close)
69 add_integer ("xvideo-adaptor", -1,
70 ADAPTOR_TEXT, ADAPTOR_LONGTEXT, true)
71 change_integer_cb (EnumAdaptors)
72 add_integer ("xvideo-format-id", 0,
73 FORMAT_TEXT, FORMAT_LONGTEXT, true)
74 add_obsolete_bool ("xvideo-shm") /* removed in 2.0.0 */
75 add_shortcut ("xcb-xv", "xv", "xvideo", "xid")
78 #define MAX_PICTURES (128)
80 struct vout_display_sys_t
82 xcb_connection_t *conn;
83 vout_window_t *embed;/* VLC window */
85 xcb_cursor_t cursor; /* blank cursor */
86 xcb_window_t window; /* drawable X window */
87 xcb_gcontext_t gc; /* context to put images */
88 xcb_xv_port_t port; /* XVideo port */
89 uint32_t id; /* XVideo format */
90 uint16_t width; /* display width */
91 uint16_t height; /* display height */
92 uint32_t data_size; /* picture byte size (for non-SHM) */
93 bool swap_uv; /* U/V pointer must be swapped in a picture */
94 bool shm; /* whether to use MIT-SHM */
95 bool visible; /* whether it makes sense to draw at all */
97 xcb_xv_query_image_attributes_reply_t *att;
98 picture_pool_t *pool; /* picture pool */
101 static picture_pool_t *Pool (vout_display_t *, unsigned);
102 static void Display (vout_display_t *, picture_t *, subpicture_t *subpicture);
103 static int Control (vout_display_t *, int, va_list);
104 static void Manage (vout_display_t *);
107 * Check that the X server supports the XVideo extension.
109 static bool CheckXVideo (vout_display_t *vd, xcb_connection_t *conn)
111 xcb_xv_query_extension_reply_t *r;
112 xcb_xv_query_extension_cookie_t ck = xcb_xv_query_extension (conn);
115 /* We need XVideo 2.2 for PutImage */
116 r = xcb_xv_query_extension_reply (conn, ck, NULL);
118 msg_Dbg (vd, "XVideo extension not available");
121 msg_Dbg (vd, "XVideo extension v%"PRIu8".%"PRIu8" unknown",
125 msg_Dbg (vd, "XVideo extension v%"PRIu8".%"PRIu8" too old",
129 msg_Dbg (vd, "using XVideo extension v%"PRIu8".%"PRIu8,
137 static vlc_fourcc_t ParseFormat (vlc_object_t *obj,
138 const xcb_xv_image_format_info_t *restrict f)
142 case XCB_XV_IMAGE_FORMAT_INFO_TYPE_RGB:
143 switch (f->num_planes)
146 switch (popcount (f->red_mask | f->green_mask | f->blue_mask))
149 if (f->bpp == 32 && f->depth == 32)
150 return VLC_CODEC_ARGB;
151 if (f->bpp == 32 && f->depth == 24)
152 return VLC_CODEC_RGB32;
153 if (f->bpp == 24 && f->depth == 24)
154 return VLC_CODEC_RGB24;
157 if (f->byte_order != ORDER)
158 return 0; /* Mixed endian! */
159 if (f->bpp == 16 && f->depth == 16)
160 return VLC_CODEC_RGB16;
163 if (f->byte_order != ORDER)
164 return 0; /* Mixed endian! */
165 if (f->bpp == 16 && f->depth == 16)
166 return VLC_CODEC_RGBT;
167 if (f->bpp == 16 && f->depth == 15)
168 return VLC_CODEC_RGB15;
171 if (f->bpp == 16 && f->depth == 16)
172 return VLC_CODEC_RGBA16;
173 if (f->bpp == 16 && f->depth == 12)
174 return VLC_CODEC_RGB12;
177 if (f->bpp == 8 && f->depth == 8)
178 return VLC_CODEC_RGB8;
183 msg_Err (obj, "unknown XVideo RGB format %"PRIx32" (%.4s)",
185 msg_Dbg (obj, " %"PRIu8" planes, %"PRIu8" bits/pixel, "
186 "depth %"PRIu8, f->num_planes, f->bpp, f->depth);
189 case XCB_XV_IMAGE_FORMAT_INFO_TYPE_YUV:
190 if (f->u_sample_bits != f->v_sample_bits
191 || f->vhorz_u_period != f->vhorz_v_period
192 || f->vvert_u_period != f->vvert_v_period
193 || f->y_sample_bits != 8 || f->u_sample_bits != 8
194 || f->vhorz_y_period != 1 || f->vvert_y_period != 1)
196 switch (f->num_planes)
202 if (f->vhorz_u_period == 1 && f->vvert_u_period == 1)
203 return VLC_CODEC_I444;
206 if (f->vhorz_u_period == 2 && f->vvert_u_period == 1)
208 if (!strcmp ((const char *)f->vcomp_order, "YUYV"))
209 return VLC_CODEC_YUYV;
210 if (!strcmp ((const char *)f->vcomp_order, "UYVY"))
211 return VLC_CODEC_UYVY;
220 if (f->vhorz_u_period == 2 && f->vvert_u_period == 2)
222 if (!strcmp ((const char *)f->vcomp_order, "YVU"))
223 return VLC_CODEC_YV12;
224 if (!strcmp ((const char *)f->vcomp_order, "YUV"))
225 return VLC_CODEC_I420;
231 msg_Err (obj, "unknown XVideo YUV format %"PRIx32" (%.4s)", f->id,
233 msg_Dbg (obj, " %"PRIu8" planes, %"PRIu32" bits/pixel, "
234 "%"PRIu32"/%"PRIu32"/%"PRIu32" bits/sample", f->num_planes,
235 f->bpp, f->y_sample_bits, f->u_sample_bits, f->v_sample_bits);
236 msg_Dbg (obj, " period: %"PRIu32"/%"PRIu32"/%"PRIu32"x"
237 "%"PRIu32"/%"PRIu32"/%"PRIu32,
238 f->vhorz_y_period, f->vhorz_u_period, f->vhorz_v_period,
239 f->vvert_y_period, f->vvert_u_period, f->vvert_v_period);
240 msg_Warn (obj, " order: %.32s", f->vcomp_order);
246 static bool BetterFormat (vlc_fourcc_t a, const vlc_fourcc_t *tab,
249 for (unsigned i = 0, max = *rankp; i < max && tab[i] != 0; i++)
258 static xcb_xv_query_image_attributes_reply_t *
259 FindFormat (vlc_object_t *obj, xcb_connection_t *conn, video_format_t *fmt,
260 const xcb_xv_adaptor_info_t *a, uint32_t *idp)
262 /* Order chromas by preference */
264 const vlc_fourcc_t *chromav = tab;
266 vlc_fourcc_t chroma = var_InheritInteger (obj, "xvideo-format-id");
267 if (chroma != 0) /* Forced chroma */
272 else if (vlc_fourcc_IsYUV (fmt->i_chroma)) /* YUV chroma */
274 chromav = vlc_fourcc_GetYUVFallback (fmt->i_chroma);
276 else /* RGB chroma */
278 tab[0] = fmt->i_chroma;
279 tab[1] = VLC_CODEC_RGB32;
280 tab[2] = VLC_CODEC_RGB24;
281 tab[3] = VLC_CODEC_RGB16;
282 tab[4] = VLC_CODEC_RGB15;
283 tab[5] = VLC_CODEC_YUYV;
287 /* Get available image formats */
288 xcb_xv_list_image_formats_reply_t *list =
289 xcb_xv_list_image_formats_reply (conn,
290 xcb_xv_list_image_formats (conn, a->base_id), NULL);
294 /* Check available XVideo chromas */
295 xcb_xv_query_image_attributes_reply_t *attr = NULL;
296 unsigned rank = UINT_MAX;
298 for (const xcb_xv_image_format_info_t *f =
299 xcb_xv_list_image_formats_format (list),
301 f + xcb_xv_list_image_formats_format_length (list);
305 chroma = ParseFormat (obj, f);
310 if ((chroma == VLC_CODEC_I420 || chroma == VLC_CODEC_YV12)
312 && !memcmp ("OMAP", xcb_xv_adaptor_info_name (a), 4))
314 msg_Dbg (obj, "skipping slow I420 format");
315 continue; /* OMAP framebuffer sucks at YUV 4:2:0 */
318 if (!BetterFormat (chroma, chromav, &rank))
321 /* VLC pads scanline to 16 pixels internally */
322 unsigned width = (fmt->i_width + 31) & ~31;
323 unsigned height = (fmt->i_height + 15) & ~15;
324 xcb_xv_query_image_attributes_reply_t *i;
325 i = xcb_xv_query_image_attributes_reply (conn,
326 xcb_xv_query_image_attributes (conn, a->base_id, f->id,
327 width, height), NULL);
331 if (i->width != width || i->height != height)
333 msg_Warn (obj, "incompatible size %ux%u -> %"PRIu32"x%"PRIu32,
334 fmt->i_width, fmt->i_height,
335 i->width, i->height);
336 var_Create (obj->p_libvlc, "xvideo-res-error", VLC_VAR_BOOL);
337 if (!var_GetBool (obj->p_libvlc, "xvideo-res-error"))
339 dialog_FatalWait (obj, _("Video acceleration not available"),
340 _("The XVideo rendering acceleration driver does not "
341 "support the required resolution of %ux%u pixels but "
342 "%"PRIu32"x%"PRIu32" pixels instead.\n"
343 "Acceleration will thus be disabled. Performance may "
344 "be degraded severely if the resolution is large."),
345 width, height, i->width, i->height);
346 var_SetBool (obj->p_libvlc, "xvideo-res-error", true);
352 fmt->i_chroma = chroma;
353 if (f->type == XCB_XV_IMAGE_FORMAT_INFO_TYPE_RGB)
355 fmt->i_rmask = f->red_mask;
356 fmt->i_gmask = f->green_mask;
357 fmt->i_bmask = f->blue_mask;
363 break; /* shortcut for perfect match */
372 * Probe the X server.
374 static int Open (vlc_object_t *obj)
376 vout_display_t *vd = (vout_display_t *)obj;
377 vout_display_sys_t *p_sys;
379 if (!var_InheritBool (obj, "overlay"))
381 p_sys = malloc (sizeof (*p_sys));
388 xcb_connection_t *conn;
389 const xcb_screen_t *screen;
390 uint16_t width, height;
391 p_sys->embed = XCB_parent_Create (vd, &conn, &screen, &width, &height);
392 if (p_sys->embed == NULL)
402 if (!CheckXVideo (vd, conn))
404 msg_Warn (vd, "Please enable XVideo 2.2 for faster video display");
408 p_sys->window = xcb_generate_id (conn);
409 xcb_pixmap_t pixmap = xcb_generate_id (conn);
411 /* Cache adaptors infos */
412 xcb_xv_query_adaptors_reply_t *adaptors =
413 xcb_xv_query_adaptors_reply (conn,
414 xcb_xv_query_adaptors (conn, p_sys->embed->handle.xid), NULL);
415 if (adaptors == NULL)
418 int adaptor_selected = var_InheritInteger (obj, "xvideo-adaptor");
419 int adaptor_current = -1;
423 vout_display_place_t place;
426 vout_display_PlacePicture (&place, &vd->source, vd->cfg, false);
427 p_sys->width = place.width;
428 p_sys->height = place.height;
430 xcb_xv_adaptor_info_iterator_t it;
431 for (it = xcb_xv_query_adaptors_info_iterator (adaptors);
433 xcb_xv_adaptor_info_next (&it))
435 const xcb_xv_adaptor_info_t *a = it.data;
438 if (adaptor_selected != -1 && adaptor_selected != adaptor_current)
440 if (!(a->type & XCB_XV_TYPE_INPUT_MASK)
441 || !(a->type & XCB_XV_TYPE_IMAGE_MASK))
444 /* Look for an image format */
445 video_format_ApplyRotation(&fmt, &vd->fmt);
447 p_sys->att = FindFormat (obj, conn, &fmt, a, &p_sys->id);
448 if (p_sys->att == NULL) /* No acceptable image formats */
452 for (unsigned i = 0; i < a->num_ports; i++)
454 xcb_xv_port_t port = a->base_id + i;
455 xcb_xv_grab_port_reply_t *gr =
456 xcb_xv_grab_port_reply (conn,
457 xcb_xv_grab_port (conn, port, XCB_CURRENT_TIME), NULL);
458 uint8_t result = gr ? gr->result : 0xff;
466 msg_Dbg (vd, "cannot grab port %"PRIu32": Xv error %"PRIu8, port,
469 continue; /* No usable port */
472 /* Found port - initialize selected format */
473 msg_Dbg (vd, "using adaptor %.*s", (int)a->name_size,
474 xcb_xv_adaptor_info_name (a));
475 msg_Dbg (vd, "using port %"PRIu32, p_sys->port);
476 msg_Dbg (vd, "using image format 0x%"PRIx32, p_sys->id);
478 /* Look for an X11 visual, create a window */
479 xcb_xv_format_t *f = xcb_xv_adaptor_info_formats (a);
480 for (uint_fast16_t i = a->num_formats; i > 0; i--, f++)
482 if (f->depth != screen->root_depth)
483 continue; /* this would fail anyway */
488 XCB_CW_BORDER_PIXMAP |
489 XCB_CW_BORDER_PIXEL |
492 const uint32_t list[] = {
493 /* XCB_CW_BACK_PIXMAP */
495 /* XCB_CW_BACK_PIXEL */
497 /* XCB_CW_BORDER_PIXMAP */
499 /* XCB_CW_BORDER_PIXEL */
501 /* XCB_CW_EVENT_MASK */
502 XCB_EVENT_MASK_VISIBILITY_CHANGE,
503 /* XCB_CW_COLORMAP */
504 screen->default_colormap,
508 xcb_create_pixmap (conn, f->depth, pixmap, screen->root, 1, 1);
509 c = xcb_create_window_checked (conn, f->depth, p_sys->window,
510 p_sys->embed->handle.xid, place.x, place.y,
511 place.width, place.height, 0, XCB_WINDOW_CLASS_INPUT_OUTPUT,
512 f->visual, mask, list);
513 xcb_map_window (conn, p_sys->window);
515 if (!XCB_error_Check (vd, conn, "cannot create X11 window", c))
517 msg_Dbg (vd, "using X11 visual ID 0x%"PRIx32
518 " (depth: %"PRIu8")", f->visual, f->depth);
519 msg_Dbg (vd, "using X11 window 0x%08"PRIx32, p_sys->window);
523 xcb_xv_ungrab_port (conn, p_sys->port, XCB_CURRENT_TIME);
525 msg_Dbg (vd, "no usable X11 visual");
526 continue; /* No workable XVideo format (visual/depth) */
534 msg_Err (vd, "no available XVideo adaptor");
538 /* Create graphic context */
539 p_sys->gc = xcb_generate_id (conn);
540 xcb_create_gc (conn, p_sys->gc, p_sys->window, 0, NULL);
541 msg_Dbg (vd, "using X11 graphic context 0x%08"PRIx32, p_sys->gc);
543 /* Disable color keying if applicable */
545 xcb_intern_atom_reply_t *r =
546 xcb_intern_atom_reply (conn,
547 xcb_intern_atom (conn, 1, 21, "XV_AUTOPAINT_COLORKEY"), NULL);
548 if (r != NULL && r->atom != 0)
549 xcb_xv_set_port_attribute(conn, p_sys->port, r->atom, 1);
555 xcb_intern_atom_reply_t *r =
556 xcb_intern_atom_reply (conn,
557 xcb_intern_atom (conn, 1, 13, "XV_ITURBT_709"), NULL);
558 if (r != NULL && r->atom != 0)
559 xcb_xv_set_port_attribute(conn, p_sys->port, r->atom,
565 p_sys->cursor = XCB_cursor_Create (conn, screen);
567 p_sys->shm = XCB_shm_Check (obj, conn);
568 p_sys->visible = false;
571 vout_display_info_t info = vd->info;
572 info.has_pictures_invalid = false;
573 info.has_event_thread = true;
575 /* Setup vout_display_t once everything is fine */
576 p_sys->swap_uv = vlc_fourcc_AreUVPlanesSwapped (fmt.i_chroma,
579 fmt.i_chroma = vd->fmt.i_chroma;
585 vd->display = Display;
586 vd->control = Control;
590 bool is_fullscreen = vd->cfg->is_fullscreen;
591 if (is_fullscreen && vout_window_SetFullScreen (p_sys->embed, true))
592 is_fullscreen = false;
593 vout_display_SendEventFullscreen (vd, is_fullscreen);
594 vout_display_SendEventDisplaySize (vd, width, height, is_fullscreen);
605 * Disconnect from the X server.
607 static void Close (vlc_object_t *obj)
609 vout_display_t *vd = (vout_display_t *)obj;
610 vout_display_sys_t *p_sys = vd->sys;
613 picture_pool_Delete (p_sys->pool);
615 /* show the default cursor */
616 xcb_change_window_attributes (p_sys->conn, p_sys->embed->handle.xid, XCB_CW_CURSOR,
617 &(uint32_t) { XCB_CURSOR_NONE });
618 xcb_flush (p_sys->conn);
621 xcb_disconnect (p_sys->conn);
622 vout_display_DeleteWindow (vd, p_sys->embed);
626 static void PoolAlloc (vout_display_t *vd, unsigned requested_count)
628 vout_display_sys_t *p_sys = vd->sys;
630 const uint32_t *pitches= xcb_xv_query_image_attributes_pitches (p_sys->att);
631 const uint32_t *offsets= xcb_xv_query_image_attributes_offsets (p_sys->att);
632 const unsigned num_planes= __MIN(p_sys->att->num_planes, PICTURE_PLANE_MAX);
633 p_sys->data_size = p_sys->att->data_size;
635 picture_resource_t res = { NULL };
636 for (unsigned i = 0; i < num_planes; i++)
639 data_size = (i < num_planes - 1) ? offsets[i+1] : p_sys->data_size;
641 res.p[i].i_lines = (data_size - offsets[i]) / pitches[i];
642 res.p[i].i_pitch = pitches[i];
645 picture_t *pic_array[MAX_PICTURES];
646 requested_count = __MIN(requested_count, MAX_PICTURES);
649 for (count = 0; count < requested_count; count++)
651 xcb_shm_seg_t seg = p_sys->shm ? xcb_generate_id (p_sys->conn) : 0;
653 if (XCB_picture_Alloc (vd, &res, p_sys->data_size, p_sys->conn, seg))
656 /* Allocate further planes as specified by XVideo */
657 /* We assume that offsets[0] is zero */
658 for (unsigned i = 1; i < num_planes; i++)
659 res.p[i].p_pixels = res.p[0].p_pixels + offsets[i];
662 { /* YVU: swap U and V planes */
663 uint8_t *buf = res.p[2].p_pixels;
664 res.p[2].p_pixels = res.p[1].p_pixels;
665 res.p[1].p_pixels = buf;
668 pic_array[count] = XCB_picture_NewFromResource (&vd->fmt, &res);
669 if (unlikely(pic_array[count] == NULL))
672 xcb_flush (p_sys->conn);
677 p_sys->pool = picture_pool_New (count, pic_array);
678 if (unlikely(p_sys->pool == NULL))
680 picture_Release(pic_array[--count]);
684 * Return a direct buffer
686 static picture_pool_t *Pool (vout_display_t *vd, unsigned requested_count)
688 vout_display_sys_t *p_sys = vd->sys;
691 PoolAlloc (vd, requested_count);
697 * Sends an image to the X server.
699 static void Display (vout_display_t *vd, picture_t *pic, subpicture_t *subpicture)
701 vout_display_sys_t *p_sys = vd->sys;
702 xcb_shm_seg_t segment = XCB_picture_GetSegment(pic);
703 xcb_void_cookie_t ck;
709 video_format_ApplyRotation(&fmt, &vd->source);
712 ck = xcb_xv_shm_put_image_checked (p_sys->conn, p_sys->port,
713 p_sys->window, p_sys->gc, segment, p_sys->id, 0,
714 /* Src: */ fmt.i_x_offset, fmt.i_y_offset,
715 fmt.i_visible_width, fmt.i_visible_height,
716 /* Dst: */ 0, 0, p_sys->width, p_sys->height,
717 /* Memory: */ pic->p->i_pitch / pic->p->i_pixel_pitch,
718 pic->p->i_lines, false);
720 ck = xcb_xv_put_image_checked (p_sys->conn, p_sys->port, p_sys->window,
721 p_sys->gc, p_sys->id,
722 fmt.i_x_offset, fmt.i_y_offset,
723 fmt.i_visible_width, fmt.i_visible_height,
724 0, 0, p_sys->width, p_sys->height,
725 pic->p->i_pitch / pic->p->i_pixel_pitch,
727 p_sys->data_size, pic->p->p_pixels);
729 /* Wait for reply. See x11.c for rationale. */
730 xcb_generic_error_t *e = xcb_request_check (p_sys->conn, ck);
733 msg_Dbg (vd, "%s: X11 error %d", "cannot put image", e->error_code);
737 picture_Release (pic);
741 static int Control (vout_display_t *vd, int query, va_list ap)
743 vout_display_sys_t *p_sys = vd->sys;
747 case VOUT_DISPLAY_CHANGE_FULLSCREEN:
749 const vout_display_cfg_t *c = va_arg (ap, const vout_display_cfg_t *);
750 return vout_window_SetFullScreen (p_sys->embed, c->is_fullscreen);
753 case VOUT_DISPLAY_CHANGE_DISPLAY_SIZE:
754 case VOUT_DISPLAY_CHANGE_DISPLAY_FILLED:
755 case VOUT_DISPLAY_CHANGE_ZOOM:
756 case VOUT_DISPLAY_CHANGE_SOURCE_ASPECT:
757 case VOUT_DISPLAY_CHANGE_SOURCE_CROP:
759 const vout_display_cfg_t *cfg;
760 const video_format_t *source;
762 if (query == VOUT_DISPLAY_CHANGE_SOURCE_ASPECT
763 || query == VOUT_DISPLAY_CHANGE_SOURCE_CROP)
765 source = (const video_format_t *)va_arg (ap, const video_format_t *);
770 source = &vd->source;
771 cfg = (const vout_display_cfg_t*)va_arg (ap, const vout_display_cfg_t *);
774 if (query == VOUT_DISPLAY_CHANGE_DISPLAY_SIZE && va_arg (ap, int))
776 vout_window_SetSize (p_sys->embed,
777 cfg->display.width, cfg->display.height);
778 return VLC_EGENERIC; /* Always fail. See x11.c for rationale. */
781 vout_display_place_t place;
782 vout_display_PlacePicture (&place, source, cfg, false);
783 p_sys->width = place.width;
784 p_sys->height = place.height;
786 /* Move the picture within the window */
787 const uint32_t values[] = { place.x, place.y,
788 place.width, place.height, };
789 xcb_configure_window (p_sys->conn, p_sys->window,
790 XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y
791 | XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT,
793 xcb_flush (p_sys->conn);
796 case VOUT_DISPLAY_CHANGE_WINDOW_STATE:
798 unsigned state = va_arg (ap, unsigned);
799 return vout_window_SetState (p_sys->embed, state);
802 /* Hide the mouse. It will be send when
803 * vout_display_t::info.b_hide_mouse is false */
804 case VOUT_DISPLAY_HIDE_MOUSE:
805 xcb_change_window_attributes (p_sys->conn, p_sys->embed->handle.xid,
806 XCB_CW_CURSOR, &(uint32_t){ p_sys->cursor });
807 xcb_flush (p_sys->conn);
809 case VOUT_DISPLAY_RESET_PICTURES:
812 msg_Err (vd, "Unknown request in XCB vout display");
817 static void Manage (vout_display_t *vd)
819 vout_display_sys_t *p_sys = vd->sys;
821 XCB_Manage (vd, p_sys->conn, &p_sys->visible);
824 static int EnumAdaptors (vlc_object_t *obj, const char *var,
825 int64_t **vp, char ***tp)
828 char *display = var_InheritString (obj, "x11-display");
829 xcb_connection_t *conn;
832 conn = xcb_connect (display, &snum);
834 if (xcb_connection_has_error (conn) /*== NULL*/)
837 /* Find configured screen */
838 const xcb_setup_t *setup = xcb_get_setup (conn);
839 const xcb_screen_t *scr = NULL;
840 for (xcb_screen_iterator_t i = xcb_setup_roots_iterator (setup);
841 i.rem > 0; xcb_screen_next (&i))
853 xcb_disconnect (conn);
857 xcb_xv_query_adaptors_reply_t *adaptors =
858 xcb_xv_query_adaptors_reply (conn,
859 xcb_xv_query_adaptors (conn, scr->root), NULL);
860 xcb_disconnect (conn);
861 if (adaptors == NULL)
864 xcb_xv_adaptor_info_iterator_t it;
867 for (it = xcb_xv_query_adaptors_info_iterator (adaptors);
869 xcb_xv_adaptor_info_next (&it))
871 const xcb_xv_adaptor_info_t *a = it.data;
873 if ((a->type & XCB_XV_TYPE_INPUT_MASK)
874 && (a->type & XCB_XV_TYPE_IMAGE_MASK))
878 int64_t *values = xmalloc ((n + 1) * sizeof (*values));
879 char **texts = xmalloc ((n + 1) * sizeof (*texts));
884 *(texts++) = strdup (N_("Auto"));
886 for (it = xcb_xv_query_adaptors_info_iterator (adaptors), n = -1;
888 xcb_xv_adaptor_info_next (&it))
890 const xcb_xv_adaptor_info_t *a = it.data;
894 if (!(a->type & XCB_XV_TYPE_INPUT_MASK)
895 || !(a->type & XCB_XV_TYPE_IMAGE_MASK))
899 *(texts++) = strndup (xcb_xv_adaptor_info_name (a), a->name_size);
902 (void) obj; (void) var;