1 /*****************************************************************************
2 * sdl.c: SDL video output display method
3 *****************************************************************************
4 * Copyright (C) 1998-2001 VideoLAN
5 * $Id: sdl.c,v 1.1 2002/08/13 11:59:36 sam Exp $
7 * Authors: Samuel Hocevar <sam@zoy.org>
8 * Pierre Baillet <oct@zoy.org>
9 * Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
29 #include <errno.h> /* ENOMEM */
30 #include <stdlib.h> /* free() */
31 #include <string.h> /* strerror() */
37 #include <sys/types.h>
39 # include <netinet/in.h> /* BSD: struct in_addr */
42 #include SDL_INCLUDE_FILE
46 #define SDL_MAX_DIRECTBUFFERS 10
47 #define SDL_DEFAULT_BPP 16
49 /*****************************************************************************
50 * vout_sys_t: video output SDL method descriptor
51 *****************************************************************************
52 * This structure is part of the video output thread descriptor.
53 * It describes the SDL specific properties of an output thread.
54 *****************************************************************************/
57 SDL_Surface * p_display; /* display device */
63 SDL_Overlay * p_overlay; /* An overlay we keep to grab the XVideo port */
69 vlc_bool_t b_cursor_autohidden;
71 mtime_t i_lastpressed; /* to track dbl-clicks */
74 /*****************************************************************************
75 * picture_sys_t: direct buffer method descriptor
76 *****************************************************************************
77 * This structure is part of the picture descriptor, it describes the
78 * SDL specific properties of a direct buffer.
79 *****************************************************************************/
82 SDL_Overlay *p_overlay;
85 /*****************************************************************************
87 *****************************************************************************/
88 static int Open ( vlc_object_t * );
89 static void Close ( vlc_object_t * );
90 static int Init ( vout_thread_t * );
91 static void End ( vout_thread_t * );
92 static int Manage ( vout_thread_t * );
93 static void Display ( vout_thread_t *, picture_t * );
95 static int OpenDisplay ( vout_thread_t * );
96 static void CloseDisplay ( vout_thread_t * );
97 static int NewPicture ( vout_thread_t *, picture_t * );
98 static void SetPalette ( vout_thread_t *, u16 *, u16 *, u16 * );
100 /*****************************************************************************
102 *****************************************************************************/
104 set_description( _("Simple DirectMedia Layer video module") );
105 set_capability( "video output", 40 );
106 set_callbacks( Open, Close );
109 /*****************************************************************************
110 * OpenVideo: allocate SDL video thread output method
111 *****************************************************************************
112 * This function allocate and initialize a SDL vout method. It uses some of the
113 * vout properties to choose the correct mode, and change them according to the
114 * mode actually used.
115 *****************************************************************************/
116 static int Open ( vlc_object_t *p_this )
118 vout_thread_t * p_vout = (vout_thread_t *)p_this;
124 if( SDL_WasInit( SDL_INIT_VIDEO ) != 0 )
129 /* Allocate structure */
130 p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
131 if( p_vout->p_sys == NULL )
133 msg_Err( p_vout, "out of memory" );
137 p_vout->pf_init = Init;
138 p_vout->pf_end = End;
139 p_vout->pf_manage = Manage;
140 p_vout->pf_render = NULL;
141 p_vout->pf_display = Display;
144 psz_method = config_GetPsz( p_vout, "vout" );
147 while( *psz_method && *psz_method != ':' )
154 setenv( "SDL_VIDEODRIVER", psz_method + 1, 1 );
159 /* Initialize library */
160 if( SDL_Init( SDL_INIT_VIDEO
162 /* Win32 SDL implementation doesn't support SDL_INIT_EVENTTHREAD yet*/
163 | SDL_INIT_EVENTTHREAD
166 /* In debug mode you may want vlc to dump a core instead of staying
168 | SDL_INIT_NOPARACHUTE
172 msg_Err( p_vout, "cannot initialize SDL (%s)", SDL_GetError() );
173 free( p_vout->p_sys );
177 p_vout->p_sys->b_cursor = 1;
178 p_vout->p_sys->b_cursor_autohidden = 0;
179 p_vout->p_sys->i_lastmoved = mdate();
181 if( OpenDisplay( p_vout ) )
183 msg_Err( p_vout, "cannot set up SDL (%s)", SDL_GetError() );
184 SDL_QuitSubSystem( SDL_INIT_VIDEO );
185 free( p_vout->p_sys );
192 /*****************************************************************************
193 * Init: initialize SDL video thread output method
194 *****************************************************************************
195 * This function initialize the SDL display device.
196 *****************************************************************************/
197 static int Init( vout_thread_t *p_vout )
202 p_vout->p_sys->i_surfaces = 0;
204 I_OUTPUTPICTURES = 0;
206 /* Initialize the output structure */
207 if( p_vout->p_sys->p_overlay == NULL )
209 /* All we have is an RGB image with square pixels */
210 p_vout->output.i_width = p_vout->p_sys->i_width;
211 p_vout->output.i_height = p_vout->p_sys->i_height;
212 p_vout->output.i_aspect = p_vout->output.i_width
214 / p_vout->output.i_height;
218 /* We may need to convert the chroma, but at least we keep the
220 p_vout->output.i_width = p_vout->render.i_width;
221 p_vout->output.i_height = p_vout->render.i_height;
222 p_vout->output.i_aspect = p_vout->render.i_aspect;
225 /* Try to initialize SDL_MAX_DIRECTBUFFERS direct buffers */
226 while( I_OUTPUTPICTURES < SDL_MAX_DIRECTBUFFERS )
230 /* Find an empty picture slot */
231 for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
233 if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
235 p_pic = p_vout->p_picture + i_index;
240 /* Allocate the picture if we found one */
241 if( p_pic == NULL || NewPicture( p_vout, p_pic ) )
246 p_pic->i_status = DESTROYED_PICTURE;
247 p_pic->i_type = DIRECT_PICTURE;
249 PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
257 /*****************************************************************************
258 * End: terminate Sys video thread output method
259 *****************************************************************************
260 * Terminate an output method created by OpenVideo
261 *****************************************************************************/
262 static void End( vout_thread_t *p_vout )
266 /* Free the output buffers we allocated */
267 for( i_index = I_OUTPUTPICTURES ; i_index ; )
270 if( p_vout->p_sys->p_overlay == NULL )
276 SDL_UnlockYUVOverlay(
277 PP_OUTPUTPICTURE[ i_index ]->p_sys->p_overlay );
279 PP_OUTPUTPICTURE[ i_index ]->p_sys->p_overlay );
281 free( PP_OUTPUTPICTURE[ i_index ]->p_sys );
285 /*****************************************************************************
286 * CloseVideo: destroy Sys video thread output method
287 *****************************************************************************
288 * Terminate an output method created by vout_SDLCreate
289 *****************************************************************************/
290 static void Close ( vlc_object_t *p_this )
292 vout_thread_t * p_vout = (vout_thread_t *)p_this;
294 CloseDisplay( p_vout );
295 SDL_QuitSubSystem( SDL_INIT_VIDEO );
297 free( p_vout->p_sys );
300 /*****************************************************************************
301 * Manage: handle Sys events
302 *****************************************************************************
303 * This function should be called regularly by video output thread. It returns
304 * a non null value if an error occured.
305 *****************************************************************************/
306 static int Manage( vout_thread_t *p_vout )
308 SDL_Event event; /* SDL event */
311 while( SDL_PollEvent(&event) )
315 case SDL_VIDEORESIZE: /* Resizing of window */
316 /* Update dimensions */
317 p_vout->i_changes |= VOUT_SIZE_CHANGE;
318 p_vout->i_window_width = p_vout->p_sys->i_width = event.resize.w;
319 p_vout->i_window_height = p_vout->p_sys->i_height = event.resize.h;
322 case SDL_MOUSEMOTION:
323 if( p_vout->p_sys->b_cursor &&
324 (abs(event.motion.xrel) > 2 || abs(event.motion.yrel) > 2) )
326 if( p_vout->p_sys->b_cursor_autohidden )
328 p_vout->p_sys->b_cursor_autohidden = 0;
333 p_vout->p_sys->i_lastmoved = mdate();
338 case SDL_MOUSEBUTTONUP:
339 switch( event.button.button )
341 case SDL_BUTTON_RIGHT:
343 intf_thread_t *p_intf;
344 p_intf = vlc_object_find( p_vout, VLC_OBJECT_INTF,
348 p_intf->b_menu_change = 1;
349 vlc_object_release( p_intf );
356 case SDL_MOUSEBUTTONDOWN:
357 switch( event.button.button )
359 case SDL_BUTTON_LEFT:
360 /* In this part we will eventually manage
361 * clicks for DVD navigation for instance. */
363 /* detect double-clicks */
364 if( ( mdate() - p_vout->p_sys->i_lastpressed ) < 300000 )
365 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
367 p_vout->p_sys->i_lastpressed = mdate();
371 input_Seek( p_vout, 15, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
375 input_Seek( p_vout, -15, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
381 p_vout->p_vlc->b_die = 1;
384 case SDL_KEYDOWN: /* if a key is pressed */
386 switch( event.key.keysym.sym )
389 if( p_vout->b_fullscreen )
391 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
395 p_vout->p_vlc->b_die = 1;
399 case SDLK_q: /* quit */
400 p_vout->p_vlc->b_die = 1;
403 case SDLK_f: /* switch to fullscreen */
404 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
407 case SDLK_c: /* toggle grayscale */
408 p_vout->b_grayscale = ! p_vout->b_grayscale;
409 p_vout->i_changes |= VOUT_GRAYSCALE_CHANGE;
412 case SDLK_i: /* toggle info */
413 p_vout->b_info = ! p_vout->b_info;
414 p_vout->i_changes |= VOUT_INFO_CHANGE;
417 case SDLK_s: /* toggle scaling */
418 p_vout->b_scale = ! p_vout->b_scale;
419 p_vout->i_changes |= VOUT_SCALE_CHANGE;
422 case SDLK_SPACE: /* toggle interface */
423 p_vout->b_interface = ! p_vout->b_interface;
424 p_vout->i_changes |= VOUT_INTF_CHANGE;
429 intf_thread_t *p_intf;
430 p_intf = vlc_object_find( p_vout, VLC_OBJECT_INTF,
434 p_intf->b_menu_change = 1;
435 vlc_object_release( p_intf );
441 input_Seek( p_vout, -5, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
445 input_Seek( p_vout, 5, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
449 input_Seek( p_vout, 60, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
453 input_Seek( p_vout, -60, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
456 case SDLK_F1: network_ChannelJoin( p_vout, 1 ); break;
457 case SDLK_F2: network_ChannelJoin( p_vout, 2 ); break;
458 case SDLK_F3: network_ChannelJoin( p_vout, 3 ); break;
459 case SDLK_F4: network_ChannelJoin( p_vout, 4 ); break;
460 case SDLK_F5: network_ChannelJoin( p_vout, 5 ); break;
461 case SDLK_F6: network_ChannelJoin( p_vout, 6 ); break;
462 case SDLK_F7: network_ChannelJoin( p_vout, 7 ); break;
463 case SDLK_F8: network_ChannelJoin( p_vout, 8 ); break;
464 case SDLK_F9: network_ChannelJoin( p_vout, 9 ); break;
465 case SDLK_F10: network_ChannelJoin( p_vout, 10 ); break;
466 case SDLK_F11: network_ChannelJoin( p_vout, 11 ); break;
467 case SDLK_F12: network_ChannelJoin( p_vout, 12 ); break;
479 /* Fullscreen change */
480 if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
482 p_vout->b_fullscreen = ! p_vout->b_fullscreen;
484 p_vout->p_sys->b_cursor_autohidden = 0;
485 SDL_ShowCursor( p_vout->p_sys->b_cursor &&
486 ! p_vout->p_sys->b_cursor_autohidden );
488 p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
489 p_vout->i_changes |= VOUT_SIZE_CHANGE;
495 if( p_vout->i_changes & VOUT_SIZE_CHANGE )
497 msg_Dbg( p_vout, "video display resized (%dx%d)",
498 p_vout->p_sys->i_width, p_vout->p_sys->i_height );
500 CloseDisplay( p_vout );
501 OpenDisplay( p_vout );
503 /* We don't need to signal the vout thread about the size change if
504 * we can handle rescaling ourselves */
505 if( p_vout->p_sys->p_overlay != NULL )
506 p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
511 if( ! p_vout->p_sys->b_cursor_autohidden &&
512 ( mdate() - p_vout->p_sys->i_lastmoved > 2000000 ) )
514 /* Hide the mouse automatically */
515 p_vout->p_sys->b_cursor_autohidden = 1;
522 /*****************************************************************************
523 * Display: displays previously rendered output
524 *****************************************************************************
525 * This function sends the currently rendered image to the display.
526 *****************************************************************************/
527 static void Display( vout_thread_t *p_vout, picture_t *p_pic )
532 vout_PlacePicture( p_vout, p_vout->p_sys->i_width, p_vout->p_sys->i_height,
539 if( p_vout->p_sys->p_overlay == NULL )
542 SDL_Flip( p_vout->p_sys->p_display );
546 /* Overlay picture */
547 SDL_UnlockYUVOverlay( p_pic->p_sys->p_overlay);
548 SDL_DisplayYUVOverlay( p_pic->p_sys->p_overlay , &disp );
549 SDL_LockYUVOverlay( p_pic->p_sys->p_overlay);
553 /* following functions are local */
555 /*****************************************************************************
556 * OpenDisplay: open and initialize SDL device
557 *****************************************************************************
558 * Open and initialize display according to preferences specified in the vout
560 *****************************************************************************/
561 static int OpenDisplay( vout_thread_t *p_vout )
566 /* Set main window's size */
567 p_vout->p_sys->i_width = p_vout->b_fullscreen ? p_vout->output.i_width :
568 p_vout->i_window_width;
569 p_vout->p_sys->i_height = p_vout->b_fullscreen ? p_vout->output.i_height :
570 p_vout->i_window_height;
572 /* Initialize flags and cursor */
573 i_flags = SDL_ANYFORMAT | SDL_HWPALETTE | SDL_HWSURFACE | SDL_DOUBLEBUF;
574 i_flags |= p_vout->b_fullscreen ? SDL_FULLSCREEN : SDL_RESIZABLE;
576 i_bpp = SDL_VideoModeOK( p_vout->p_sys->i_width, p_vout->p_sys->i_height,
577 SDL_DEFAULT_BPP, i_flags );
580 msg_Err( p_vout, "no video mode available" );
584 p_vout->p_sys->p_display = SDL_SetVideoMode( p_vout->p_sys->i_width,
585 p_vout->p_sys->i_height,
588 if( p_vout->p_sys->p_display == NULL )
590 msg_Err( p_vout, "cannot set video mode" );
594 SDL_LockSurface( p_vout->p_sys->p_display );
596 /* Choose the chroma we will try first. */
597 switch( p_vout->render.i_chroma )
599 case VLC_FOURCC('Y','U','Y','2'):
600 case VLC_FOURCC('Y','U','N','V'):
601 p_vout->output.i_chroma = SDL_YUY2_OVERLAY;
603 case VLC_FOURCC('U','Y','V','Y'):
604 case VLC_FOURCC('U','Y','N','V'):
605 case VLC_FOURCC('Y','4','2','2'):
606 p_vout->output.i_chroma = SDL_UYVY_OVERLAY;
608 case VLC_FOURCC('Y','V','Y','U'):
609 p_vout->output.i_chroma = SDL_YVYU_OVERLAY;
611 case VLC_FOURCC('Y','V','1','2'):
612 case VLC_FOURCC('I','4','2','0'):
613 case VLC_FOURCC('I','Y','U','V'):
615 p_vout->output.i_chroma = SDL_YV12_OVERLAY;
619 p_vout->p_sys->p_overlay =
620 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
621 p_vout->p_sys->p_display );
622 /* FIXME: if the first overlay we find is software, don't stop,
623 * because we may find a hardware one later ... */
625 /* If this best choice failed, fall back to other chromas */
626 if( p_vout->p_sys->p_overlay == NULL )
628 p_vout->output.i_chroma = SDL_IYUV_OVERLAY;
629 p_vout->p_sys->p_overlay =
630 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
631 p_vout->p_sys->p_display );
634 if( p_vout->p_sys->p_overlay == NULL )
636 p_vout->output.i_chroma = SDL_YV12_OVERLAY;
637 p_vout->p_sys->p_overlay =
638 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
639 p_vout->p_sys->p_display );
642 if( p_vout->p_sys->p_overlay == NULL )
644 p_vout->output.i_chroma = SDL_YUY2_OVERLAY;
645 p_vout->p_sys->p_overlay =
646 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
647 p_vout->p_sys->p_display );
650 if( p_vout->p_sys->p_overlay == NULL )
652 msg_Warn( p_vout, "no SDL overlay for 0x%.8x (%4.4s)",
653 p_vout->render.i_chroma, (char*)&p_vout->render.i_chroma );
655 switch( p_vout->p_sys->p_display->format->BitsPerPixel )
658 p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2');
659 p_vout->output.pf_setpalette = SetPalette;
662 p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5');
665 p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6');
668 p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4');
671 p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2');
674 msg_Err( p_vout, "unknown screen depth %i",
675 p_vout->p_sys->p_display->format->BitsPerPixel );
676 SDL_UnlockSurface( p_vout->p_sys->p_display );
677 SDL_FreeSurface( p_vout->p_sys->p_display );
681 p_vout->output.i_rmask = p_vout->p_sys->p_display->format->Rmask;
682 p_vout->output.i_gmask = p_vout->p_sys->p_display->format->Gmask;
683 p_vout->output.i_bmask = p_vout->p_sys->p_display->format->Bmask;
685 SDL_WM_SetCaption( VOUT_TITLE " (software RGB SDL output)",
686 VOUT_TITLE " (software RGB SDL output)" );
690 if( p_vout->p_sys->p_overlay->hw_overlay )
692 SDL_WM_SetCaption( VOUT_TITLE " (hardware YUV SDL output)",
693 VOUT_TITLE " (hardware YUV SDL output)" );
697 SDL_WM_SetCaption( VOUT_TITLE " (software YUV SDL output)",
698 VOUT_TITLE " (software YUV SDL output)" );
702 SDL_EventState( SDL_KEYUP, SDL_IGNORE ); /* ignore keys up */
707 /*****************************************************************************
708 * CloseDisplay: close and reset SDL device
709 *****************************************************************************
710 * This function returns all resources allocated by OpenDisplay and restore
711 * the original state of the device.
712 *****************************************************************************/
713 static void CloseDisplay( vout_thread_t *p_vout )
715 SDL_FreeYUVOverlay( p_vout->p_sys->p_overlay );
716 SDL_UnlockSurface ( p_vout->p_sys->p_display );
717 SDL_FreeSurface( p_vout->p_sys->p_display );
720 /*****************************************************************************
721 * NewPicture: allocate a picture
722 *****************************************************************************
723 * Returns 0 on success, -1 otherwise
724 *****************************************************************************/
725 static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
727 int i_width = p_vout->output.i_width;
728 int i_height = p_vout->output.i_height;
730 if( p_vout->p_sys->p_overlay == NULL )
733 if( p_vout->p_sys->i_surfaces )
735 /* We already allocated this surface, return */
739 p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
741 if( p_pic->p_sys == NULL )
746 switch( p_vout->p_sys->p_display->format->BitsPerPixel )
749 p_pic->p->i_pixel_pitch = 1;
753 p_pic->p->i_pixel_pitch = 2;
757 p_pic->p->i_pixel_pitch = 4;
763 p_pic->p->p_pixels = p_vout->p_sys->p_display->pixels;
764 p_pic->p->i_lines = p_vout->p_sys->p_display->h;
765 p_pic->p->i_pitch = p_vout->p_sys->p_display->pitch;
766 p_pic->p->i_visible_pitch =
767 p_pic->p->i_pixel_pitch * p_vout->p_sys->p_display->w;
769 p_vout->p_sys->i_surfaces++;
775 p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
777 if( p_pic->p_sys == NULL )
782 p_pic->p_sys->p_overlay =
783 SDL_CreateYUVOverlay( i_width, i_height,
784 p_vout->output.i_chroma,
785 p_vout->p_sys->p_display );
787 if( p_pic->p_sys->p_overlay == NULL )
789 free( p_pic->p_sys );
793 SDL_LockYUVOverlay( p_pic->p_sys->p_overlay );
795 p_pic->Y_PIXELS = p_pic->p_sys->p_overlay->pixels[0];
796 p_pic->p[Y_PLANE].i_lines = p_pic->p_sys->p_overlay->h;
797 p_pic->p[Y_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[0];
799 switch( p_vout->output.i_chroma )
801 case SDL_YV12_OVERLAY:
802 p_pic->p[Y_PLANE].i_pixel_pitch = 1;
803 p_pic->p[Y_PLANE].i_visible_pitch = p_pic->p[Y_PLANE].i_pitch;
805 p_pic->U_PIXELS = p_pic->p_sys->p_overlay->pixels[2];
806 p_pic->p[U_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
807 p_pic->p[U_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[2];
808 p_pic->p[U_PLANE].i_pixel_pitch = 1;
809 p_pic->p[U_PLANE].i_visible_pitch = p_pic->p[U_PLANE].i_pitch;
811 p_pic->V_PIXELS = p_pic->p_sys->p_overlay->pixels[1];
812 p_pic->p[V_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
813 p_pic->p[V_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[1];
814 p_pic->p[V_PLANE].i_pixel_pitch = 1;
815 p_pic->p[V_PLANE].i_visible_pitch = p_pic->p[V_PLANE].i_pitch;
820 case SDL_IYUV_OVERLAY:
821 p_pic->p[Y_PLANE].i_pixel_pitch = 1;
822 p_pic->p[Y_PLANE].i_visible_pitch = p_pic->p[Y_PLANE].i_pitch;
824 p_pic->U_PIXELS = p_pic->p_sys->p_overlay->pixels[1];
825 p_pic->p[U_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
826 p_pic->p[U_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[1];
827 p_pic->p[U_PLANE].i_pixel_pitch = 1;
828 p_pic->p[U_PLANE].i_visible_pitch = p_pic->p[U_PLANE].i_pitch;
830 p_pic->V_PIXELS = p_pic->p_sys->p_overlay->pixels[2];
831 p_pic->p[V_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
832 p_pic->p[V_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[2];
833 p_pic->p[V_PLANE].i_pixel_pitch = 1;
834 p_pic->p[V_PLANE].i_visible_pitch = p_pic->p[V_PLANE].i_pitch;
840 p_pic->p[Y_PLANE].i_pixel_pitch = 2;
841 p_pic->p[Y_PLANE].i_visible_pitch = p_pic->p[Y_PLANE].i_pitch;
851 /*****************************************************************************
852 * SetPalette: sets an 8 bpp palette
853 *****************************************************************************/
854 static void SetPalette( vout_thread_t *p_vout, u16 *red, u16 *green, u16 *blue )
856 SDL_Color colors[256];
859 /* Fill colors with color information */
860 for( i = 0; i < 256; i++ )
862 colors[ i ].r = red[ i ] >> 8;
863 colors[ i ].g = green[ i ] >> 8;
864 colors[ i ].b = blue[ i ] >> 8;
868 if( SDL_SetColors( p_vout->p_sys->p_display, colors, 0, 256 ) == 0 )
870 msg_Err( p_vout, "failed setting palette" );