1 /*****************************************************************************
2 * vout_sdl.c: SDL video output display method
3 *****************************************************************************
4 * Copyright (C) 1998-2001 VideoLAN
5 * $Id: vout_sdl.c,v 1.85 2002/03/18 19:14:52 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() */
33 #include <videolan/vlc.h>
35 #include <sys/types.h>
37 # include <netinet/in.h> /* BSD: struct in_addr */
40 #include SDL_INCLUDE_FILE
45 #include "video_output.h"
47 #include "interface.h"
49 #include "stream_control.h" /* needed by input_ext-intf.h... */
50 #include "input_ext-intf.h"
52 #define SDL_MAX_DIRECTBUFFERS 10
53 #define SDL_DEFAULT_BPP 16
55 /*****************************************************************************
56 * vout_sys_t: video output SDL method descriptor
57 *****************************************************************************
58 * This structure is part of the video output thread descriptor.
59 * It describes the SDL specific properties of an output thread.
60 *****************************************************************************/
61 typedef struct vout_sys_s
63 SDL_Surface * p_display; /* display device */
69 SDL_Overlay * p_overlay; /* An overlay we keep to grab the XVideo port */
75 boolean_t b_cursor_autohidden;
80 /*****************************************************************************
81 * picture_sys_t: direct buffer method descriptor
82 *****************************************************************************
83 * This structure is part of the picture descriptor, it describes the
84 * SDL specific properties of a direct buffer.
85 *****************************************************************************/
86 typedef struct picture_sys_s
88 SDL_Overlay *p_overlay;
92 /*****************************************************************************
93 * Seeking function TODO: put this in a generic location !
94 *****************************************************************************/
95 static __inline__ void vout_Seek( off_t i_seek )
99 vlc_mutex_lock( &p_input_bank->lock );
100 if( p_input_bank->pp_input[0] != NULL )
102 #define S p_input_bank->pp_input[0]->stream
103 i_tell = S.p_selected_area->i_tell + i_seek * (off_t)50 * S.i_mux_rate;
105 i_tell = ( i_tell <= 0 /*S.p_selected_area->i_start*/ )
106 ? 0 /*S.p_selected_area->i_start*/
107 : ( i_tell >= S.p_selected_area->i_size )
108 ? S.p_selected_area->i_size
111 input_Seek( p_input_bank->pp_input[0], i_tell );
114 vlc_mutex_unlock( &p_input_bank->lock );
117 /*****************************************************************************
119 *****************************************************************************/
120 static int vout_Create ( struct vout_thread_s * );
121 static int vout_Init ( struct vout_thread_s * );
122 static void vout_End ( struct vout_thread_s * );
123 static void vout_Destroy ( struct vout_thread_s * );
124 static int vout_Manage ( struct vout_thread_s * );
125 static void vout_Render ( struct vout_thread_s *, struct picture_s * );
126 static void vout_Display ( struct vout_thread_s *, struct picture_s * );
128 static int OpenDisplay ( struct vout_thread_s * );
129 static void CloseDisplay ( struct vout_thread_s * );
130 static int NewPicture ( struct vout_thread_s *, struct picture_s * );
131 static void SetPalette ( struct vout_thread_s *, u16 *, u16 *, u16 * );
133 /*****************************************************************************
134 * Functions exported as capabilities. They are declared as static so that
135 * we don't pollute the namespace too much.
136 *****************************************************************************/
137 void _M( vout_getfunctions )( function_list_t * p_function_list )
139 p_function_list->functions.vout.pf_create = vout_Create;
140 p_function_list->functions.vout.pf_init = vout_Init;
141 p_function_list->functions.vout.pf_end = vout_End;
142 p_function_list->functions.vout.pf_destroy = vout_Destroy;
143 p_function_list->functions.vout.pf_manage = vout_Manage;
144 p_function_list->functions.vout.pf_render = vout_Render;
145 p_function_list->functions.vout.pf_display = vout_Display;
148 /*****************************************************************************
149 * vout_Create: allocate SDL video thread output method
150 *****************************************************************************
151 * This function allocate and initialize a SDL vout method. It uses some of the
152 * vout properties to choose the correct mode, and change them according to the
153 * mode actually used.
154 *****************************************************************************/
155 static int vout_Create( vout_thread_t *p_vout )
159 if( SDL_WasInit( SDL_INIT_VIDEO ) != 0 )
164 /* Allocate structure */
165 p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
166 if( p_vout->p_sys == NULL )
168 intf_ErrMsg( "vout error: can't create p_sys (%s)", strerror(ENOMEM) );
172 psz_method = config_GetPszVariable( "vout" );
175 while( *psz_method && *psz_method != ':' )
182 setenv( "SDL_VIDEODRIVER", psz_method + 1, 1 );
186 /* Initialize library */
187 if( SDL_Init( SDL_INIT_VIDEO
189 /* Win32 SDL implementation doesn't support SDL_INIT_EVENTTHREAD yet*/
190 | SDL_INIT_EVENTTHREAD
193 /* In debug mode you may want vlc to dump a core instead of staying
195 | SDL_INIT_NOPARACHUTE
199 intf_ErrMsg( "vout error: can't initialize SDL (%s)", SDL_GetError() );
200 free( p_vout->p_sys );
204 p_vout->p_sys->b_cursor = 1;
205 p_vout->p_sys->b_cursor_autohidden = 0;
206 p_vout->p_sys->i_lastmoved = mdate();
208 if( p_vout->render.i_height * p_vout->render.i_aspect
209 >= p_vout->render.i_width * VOUT_ASPECT_FACTOR )
211 p_vout->p_sys->i_width = p_vout->render.i_height
212 * p_vout->render.i_aspect / VOUT_ASPECT_FACTOR;
213 p_vout->p_sys->i_height = p_vout->render.i_height;
217 p_vout->p_sys->i_width = p_vout->render.i_width;
218 p_vout->p_sys->i_height = p_vout->render.i_width
219 * VOUT_ASPECT_FACTOR / p_vout->render.i_aspect;
223 if( p_vout->p_sys->i_width <= 300 && p_vout->p_sys->i_height <= 300 )
225 p_vout->p_sys->i_width <<= 1;
226 p_vout->p_sys->i_height <<= 1;
228 else if( p_vout->p_sys->i_width <= 400 && p_vout->p_sys->i_height <= 400 )
230 p_vout->p_sys->i_width += p_vout->p_sys->i_width >> 1;
231 p_vout->p_sys->i_height += p_vout->p_sys->i_height >> 1;
235 if( OpenDisplay( p_vout ) )
237 intf_ErrMsg( "vout error: can't set up SDL (%s)", SDL_GetError() );
238 SDL_QuitSubSystem( SDL_INIT_VIDEO );
239 free( p_vout->p_sys );
246 /*****************************************************************************
247 * vout_Init: initialize SDL video thread output method
248 *****************************************************************************
249 * This function initialize the SDL display device.
250 *****************************************************************************/
251 static int vout_Init( vout_thread_t *p_vout )
256 p_vout->p_sys->i_surfaces = 0;
258 I_OUTPUTPICTURES = 0;
260 /* Initialize the output structure */
261 if( p_vout->p_sys->p_overlay == NULL )
263 /* All we have is an RGB image with square pixels */
264 p_vout->output.i_width = p_vout->p_sys->i_width;
265 p_vout->output.i_height = p_vout->p_sys->i_height;
266 p_vout->output.i_aspect = p_vout->p_sys->i_width
268 / p_vout->p_sys->i_height;
272 /* We may need to convert the chroma, but at least we keep the
274 p_vout->output.i_width = p_vout->render.i_width;
275 p_vout->output.i_height = p_vout->render.i_height;
276 p_vout->output.i_aspect = p_vout->render.i_aspect;
279 /* Try to initialize SDL_MAX_DIRECTBUFFERS direct buffers */
280 while( I_OUTPUTPICTURES < SDL_MAX_DIRECTBUFFERS )
284 /* Find an empty picture slot */
285 for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
287 if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
289 p_pic = p_vout->p_picture + i_index;
294 /* Allocate the picture if we found one */
295 if( p_pic == NULL || NewPicture( p_vout, p_pic ) )
300 p_pic->i_status = DESTROYED_PICTURE;
301 p_pic->i_type = DIRECT_PICTURE;
303 PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
311 /*****************************************************************************
312 * vout_End: terminate Sys video thread output method
313 *****************************************************************************
314 * Terminate an output method created by vout_SDLCreate
315 *****************************************************************************/
316 static void vout_End( vout_thread_t *p_vout )
320 /* Free the output buffers we allocated */
321 for( i_index = I_OUTPUTPICTURES ; i_index ; )
324 if( p_vout->p_sys->p_overlay == NULL )
330 SDL_UnlockYUVOverlay(
331 PP_OUTPUTPICTURE[ i_index ]->p_sys->p_overlay );
333 PP_OUTPUTPICTURE[ i_index ]->p_sys->p_overlay );
335 free( PP_OUTPUTPICTURE[ i_index ]->p_sys );
339 /*****************************************************************************
340 * vout_Destroy: destroy Sys video thread output method
341 *****************************************************************************
342 * Terminate an output method created by vout_SDLCreate
343 *****************************************************************************/
344 static void vout_Destroy( vout_thread_t *p_vout )
346 CloseDisplay( p_vout );
348 SDL_QuitSubSystem( SDL_INIT_VIDEO );
350 free( p_vout->p_sys );
353 /*****************************************************************************
354 * vout_Manage: handle Sys events
355 *****************************************************************************
356 * This function should be called regularly by video output thread. It returns
357 * a non null value if an error occured.
358 *****************************************************************************/
359 static int vout_Manage( vout_thread_t *p_vout )
361 SDL_Event event; /* SDL event */
364 while( SDL_PollEvent(&event) )
368 case SDL_VIDEORESIZE: /* Resizing of window */
369 p_vout->p_sys->i_width = event.resize.w;
370 p_vout->p_sys->i_height = event.resize.h;
371 CloseDisplay( p_vout );
372 OpenDisplay( p_vout );
375 case SDL_MOUSEMOTION:
376 if( p_vout->p_sys->b_cursor &&
377 (abs(event.motion.xrel) > 2 || abs(event.motion.yrel) > 2) )
379 if( p_vout->p_sys->b_cursor_autohidden )
381 p_vout->p_sys->b_cursor_autohidden = 0;
386 p_vout->p_sys->i_lastmoved = mdate();
391 case SDL_MOUSEBUTTONUP:
392 switch( event.button.button )
394 case SDL_BUTTON_RIGHT:
395 p_main->p_intf->b_menu_change = 1;
400 case SDL_MOUSEBUTTONDOWN:
401 switch( event.button.button )
403 case SDL_BUTTON_LEFT:
404 /* In this part we will eventually manage
405 * clicks for DVD navigation for instance. For the
406 * moment just pause the stream. */
407 input_SetStatus( p_input_bank->pp_input[0],
408 INPUT_STATUS_PAUSE );
422 p_main->p_intf->b_die = 1;
425 case SDL_KEYDOWN: /* if a key is pressed */
427 switch( event.key.keysym.sym )
429 case SDLK_q: /* quit */
431 p_main->p_intf->b_die = 1;
434 case SDLK_f: /* switch to fullscreen */
435 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
438 case SDLK_c: /* toggle grayscale */
439 p_vout->b_grayscale = ! p_vout->b_grayscale;
440 p_vout->i_changes |= VOUT_GRAYSCALE_CHANGE;
443 case SDLK_i: /* toggle info */
444 p_vout->b_info = ! p_vout->b_info;
445 p_vout->i_changes |= VOUT_INFO_CHANGE;
448 case SDLK_s: /* toggle scaling */
449 p_vout->b_scale = ! p_vout->b_scale;
450 p_vout->i_changes |= VOUT_SCALE_CHANGE;
453 case SDLK_SPACE: /* toggle interface */
454 p_vout->b_interface = ! p_vout->b_interface;
455 p_vout->i_changes |= VOUT_INTF_CHANGE;
459 p_main->p_intf->b_menu_change = 1;
478 case SDLK_F10: network_ChannelJoin( 0 ); break;
479 case SDLK_F1: network_ChannelJoin( 1 ); break;
480 case SDLK_F2: network_ChannelJoin( 2 ); break;
481 case SDLK_F3: network_ChannelJoin( 3 ); break;
482 case SDLK_F4: network_ChannelJoin( 4 ); break;
483 case SDLK_F5: network_ChannelJoin( 5 ); break;
484 case SDLK_F6: network_ChannelJoin( 6 ); break;
485 case SDLK_F7: network_ChannelJoin( 7 ); break;
486 case SDLK_F8: network_ChannelJoin( 8 ); break;
487 case SDLK_F9: network_ChannelJoin( 9 ); break;
499 /* Fullscreen change */
500 if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
502 p_vout->b_fullscreen = ! p_vout->b_fullscreen;
504 SDL_WM_ToggleFullScreen(p_vout->p_sys->p_display);
506 p_vout->p_sys->b_cursor_autohidden = 0;
507 SDL_ShowCursor( p_vout->p_sys->b_cursor &&
508 ! p_vout->p_sys->b_cursor_autohidden );
510 p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
514 if( ! p_vout->p_sys->b_cursor_autohidden &&
515 ( mdate() - p_vout->p_sys->i_lastmoved > 2000000 ) )
517 /* Hide the mouse automatically */
518 p_vout->p_sys->b_cursor_autohidden = 1;
525 /*****************************************************************************
526 * vout_Render: render previously calculated output
527 *****************************************************************************/
528 static void vout_Render( vout_thread_t *p_vout, picture_t *p_pic )
533 /*****************************************************************************
534 * vout_Display: displays previously rendered output
535 *****************************************************************************
536 * This function sends the currently rendered image to the display.
537 *****************************************************************************/
538 static void vout_Display( vout_thread_t *p_vout, picture_t *p_pic )
543 vout_PlacePicture( p_vout, p_vout->p_sys->i_width, p_vout->p_sys->i_height,
550 if( p_vout->p_sys->p_overlay == NULL )
553 SDL_Flip( p_vout->p_sys->p_display );
557 /* Overlay picture */
558 SDL_UnlockYUVOverlay( p_pic->p_sys->p_overlay);
559 SDL_DisplayYUVOverlay( p_pic->p_sys->p_overlay , &disp );
560 SDL_LockYUVOverlay( p_pic->p_sys->p_overlay);
564 /* following functions are local */
566 /*****************************************************************************
567 * OpenDisplay: open and initialize SDL device
568 *****************************************************************************
569 * Open and initialize display according to preferences specified in the vout
571 *****************************************************************************/
572 static int OpenDisplay( vout_thread_t *p_vout )
577 /* Initialize flags and cursor */
578 i_flags = SDL_ANYFORMAT | SDL_HWPALETTE | SDL_HWSURFACE | SDL_DOUBLEBUF;
579 i_flags |= p_vout->b_fullscreen ? SDL_FULLSCREEN : SDL_RESIZABLE;
581 i_bpp = SDL_VideoModeOK( p_vout->p_sys->i_width, p_vout->p_sys->i_height,
582 SDL_DEFAULT_BPP, i_flags );
585 intf_ErrMsg( "vout error: no video mode available" );
589 p_vout->p_sys->p_display = SDL_SetVideoMode( p_vout->p_sys->i_width,
590 p_vout->p_sys->i_height,
593 if( p_vout->p_sys->p_display == NULL )
595 intf_ErrMsg( "vout error: cannot set video mode" );
599 SDL_LockSurface( p_vout->p_sys->p_display );
601 /* Choose the chroma we will try first. */
602 switch( p_vout->render.i_chroma )
606 p_vout->output.i_chroma = SDL_YUY2_OVERLAY;
611 p_vout->output.i_chroma = SDL_UYVY_OVERLAY;
614 p_vout->output.i_chroma = SDL_YVYU_OVERLAY;
620 p_vout->output.i_chroma = SDL_YV12_OVERLAY;
624 p_vout->p_sys->p_overlay =
625 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
626 p_vout->p_sys->p_display );
627 /* FIXME: if the first overlay we find is software, don't stop,
628 * because we may find a hardware one later ... */
630 /* If this best choice failed, fall back to other chromas */
631 if( p_vout->p_sys->p_overlay == NULL )
633 p_vout->output.i_chroma = SDL_IYUV_OVERLAY;
634 p_vout->p_sys->p_overlay =
635 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
636 p_vout->p_sys->p_display );
639 if( p_vout->p_sys->p_overlay == NULL )
641 p_vout->output.i_chroma = SDL_YV12_OVERLAY;
642 p_vout->p_sys->p_overlay =
643 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
644 p_vout->p_sys->p_display );
647 if( p_vout->p_sys->p_overlay == NULL )
649 p_vout->output.i_chroma = SDL_YUY2_OVERLAY;
650 p_vout->p_sys->p_overlay =
651 SDL_CreateYUVOverlay( 32, 32, p_vout->output.i_chroma,
652 p_vout->p_sys->p_display );
655 if( p_vout->p_sys->p_overlay == NULL )
657 intf_WarnMsg( 3, "vout warning: no SDL overlay for 0x%.8x (%4.4s)",
658 p_vout->render.i_chroma,
659 (char*)&p_vout->render.i_chroma );
661 switch( p_vout->p_sys->p_display->format->BitsPerPixel )
664 p_vout->output.i_chroma = FOURCC_RGB2;
665 p_vout->output.pf_setpalette = SetPalette;
668 p_vout->output.i_chroma = FOURCC_RV15;
671 p_vout->output.i_chroma = FOURCC_RV16;
674 p_vout->output.i_chroma = FOURCC_RV24;
677 p_vout->output.i_chroma = FOURCC_RV32;
680 intf_ErrMsg( "vout error: unknown screen depth" );
681 SDL_UnlockSurface( p_vout->p_sys->p_display );
682 SDL_FreeSurface( p_vout->p_sys->p_display );
686 p_vout->output.i_rmask = p_vout->p_sys->p_display->format->Rmask;
687 p_vout->output.i_gmask = p_vout->p_sys->p_display->format->Gmask;
688 p_vout->output.i_bmask = p_vout->p_sys->p_display->format->Bmask;
690 SDL_WM_SetCaption( VOUT_TITLE " (software RGB SDL output)",
691 VOUT_TITLE " (software RGB SDL output)" );
695 if( p_vout->p_sys->p_overlay->hw_overlay )
697 SDL_WM_SetCaption( VOUT_TITLE " (hardware YUV SDL output)",
698 VOUT_TITLE " (hardware YUV SDL output)" );
702 SDL_WM_SetCaption( VOUT_TITLE " (software YUV SDL output)",
703 VOUT_TITLE " (software YUV SDL output)" );
707 SDL_EventState( SDL_KEYUP, SDL_IGNORE ); /* ignore keys up */
712 /*****************************************************************************
713 * CloseDisplay: close and reset SDL device
714 *****************************************************************************
715 * This function returns all resources allocated by OpenDisplay and restore
716 * the original state of the device.
717 *****************************************************************************/
718 static void CloseDisplay( vout_thread_t *p_vout )
720 SDL_FreeYUVOverlay( p_vout->p_sys->p_overlay );
721 SDL_UnlockSurface ( p_vout->p_sys->p_display );
722 SDL_FreeSurface( p_vout->p_sys->p_display );
725 /*****************************************************************************
726 * NewPicture: allocate a picture
727 *****************************************************************************
728 * Returns 0 on success, -1 otherwise
729 *****************************************************************************/
730 static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
732 int i_width = p_vout->output.i_width;
733 int i_height = p_vout->output.i_height;
735 if( p_vout->p_sys->p_overlay == NULL )
738 if( p_vout->p_sys->i_surfaces )
740 /* We already allocated this surface, return */
744 p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
746 if( p_pic->p_sys == NULL )
751 switch( p_vout->p_sys->p_display->format->BitsPerPixel )
754 p_pic->p->i_pixel_bytes = 1;
758 p_pic->p->i_pixel_bytes = 2;
762 p_pic->p->i_pixel_bytes = 4;
768 p_pic->p->p_pixels = p_vout->p_sys->p_display->pixels;
769 p_pic->p->i_lines = p_vout->p_sys->p_display->h;
770 p_pic->p->i_pitch = p_vout->p_sys->p_display->pitch;
772 if( p_pic->p->i_pitch ==
773 p_pic->p->i_pixel_bytes * p_vout->p_sys->p_display->w )
775 p_pic->p->b_margin = 0;
779 p_pic->p->b_margin = 1;
780 p_pic->p->b_hidden = 1;
781 p_pic->p->i_visible_bytes =
782 p_pic->p->i_pixel_bytes * p_vout->p_sys->p_display->w;
785 p_vout->p_sys->i_surfaces++;
791 p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
793 if( p_pic->p_sys == NULL )
798 p_pic->p_sys->p_overlay =
799 SDL_CreateYUVOverlay( i_width, i_height,
800 p_vout->output.i_chroma,
801 p_vout->p_sys->p_display );
803 if( p_pic->p_sys->p_overlay == NULL )
805 free( p_pic->p_sys );
809 SDL_LockYUVOverlay( p_pic->p_sys->p_overlay );
811 p_pic->Y_PIXELS = p_pic->p_sys->p_overlay->pixels[0];
812 p_pic->p[Y_PLANE].i_lines = p_pic->p_sys->p_overlay->h;
813 p_pic->p[Y_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[0];
815 switch( p_vout->output.i_chroma )
817 case SDL_YV12_OVERLAY:
818 p_pic->p[Y_PLANE].i_pixel_bytes = 1;
819 p_pic->p[Y_PLANE].b_margin = 0;
821 p_pic->U_PIXELS = p_pic->p_sys->p_overlay->pixels[2];
822 p_pic->p[U_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
823 p_pic->p[U_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[2];
824 p_pic->p[U_PLANE].i_pixel_bytes = 1;
825 p_pic->p[U_PLANE].b_margin = 0;
827 p_pic->V_PIXELS = p_pic->p_sys->p_overlay->pixels[1];
828 p_pic->p[V_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
829 p_pic->p[V_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[1];
830 p_pic->p[V_PLANE].i_pixel_bytes = 1;
831 p_pic->p[V_PLANE].b_margin = 0;
836 case SDL_IYUV_OVERLAY:
837 p_pic->p[Y_PLANE].i_pixel_bytes = 1;
838 p_pic->p[Y_PLANE].b_margin = 0;
840 p_pic->U_PIXELS = p_pic->p_sys->p_overlay->pixels[1];
841 p_pic->p[U_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
842 p_pic->p[U_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[1];
843 p_pic->p[U_PLANE].i_pixel_bytes = 1;
844 p_pic->p[U_PLANE].b_margin = 0;
846 p_pic->V_PIXELS = p_pic->p_sys->p_overlay->pixels[2];
847 p_pic->p[V_PLANE].i_lines = p_pic->p_sys->p_overlay->h / 2;
848 p_pic->p[V_PLANE].i_pitch = p_pic->p_sys->p_overlay->pitches[2];
849 p_pic->p[V_PLANE].i_pixel_bytes = 1;
850 p_pic->p[V_PLANE].b_margin = 0;
856 p_pic->p[Y_PLANE].i_pixel_bytes = 2;
857 p_pic->p[Y_PLANE].b_margin = 0;
867 /*****************************************************************************
868 * SetPalette: sets an 8 bpp palette
869 *****************************************************************************/
870 static void SetPalette( vout_thread_t *p_vout, u16 *red, u16 *green, u16 *blue )
872 SDL_Color colors[256];
875 /* Fill colors with color information */
876 for( i = 0; i < 256; i++ )
878 colors[ i ].r = red[ i ] >> 8;
879 colors[ i ].g = green[ i ] >> 8;
880 colors[ i ].b = blue[ i ] >> 8;
884 if( SDL_SetColors( p_vout->p_sys->p_display, colors, 0, 256 ) == 0 )
886 intf_ErrMsg( "vout error: failed setting palette" );