--- /dev/null
+/*****************************************************************************
+* omapfb.c : omap framebuffer plugin for vlc
+*****************************************************************************
+* Copyright (C) 2008 the VideoLAN team
+* $Id$
+*
+* Authors: Antoine Lejeune <phytos @ videolan.org>
+* Based on fb.c and work of Siarhei Siamashka on mplayer for Maemo
+* Needs a recent omapfb.h to compile
+*
+* This program is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation; either version 2 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+*****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <errno.h> /* ENOMEM */
+#include <fcntl.h> /* open() */
+#include <unistd.h> /* close() */
+
+#include <sys/ioctl.h>
+#include <sys/mman.h> /* mmap() */
+
+#include <linux/fb.h>
+#include <asm/arch-omap/omapfb.h>
+
+/* Embedded window handling */
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+
+#ifdef HAVE_OSSO
+#include <libosso.h>
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_keys.h>
+#include <vlc_vout.h>
+#include <vlc_playlist.h>
+
+/*****************************************************************************
+* Local prototypes
+*****************************************************************************/
+static int Create ( vlc_object_t * );
+static void Destroy ( vlc_object_t * );
+
+static int Init ( vout_thread_t * );
+static void End ( vout_thread_t * );
+static int Manage ( vout_thread_t * );
+static void DisplayVideo ( vout_thread_t *, picture_t * );
+static int Control ( vout_thread_t *, int, va_list );
+
+static void FreePicture ( vout_thread_t *, picture_t * );
+
+static int OpenDisplay ( vout_thread_t * );
+static void CloseDisplay ( vout_thread_t * );
+static void UpdateScreen ( vout_thread_t *,
+ int, int, int, int, int, int, int );
+
+static int InitWindow ( vout_thread_t * );
+static void CreateWindow ( vout_sys_t * );
+static void ToggleFullScreen ( vout_thread_t * );
+
+#ifdef HAVE_OSSO
+static const int i_backlight_on_interval = 300;
+#endif
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+#define FB_DEV_VAR "omapfbdev"
+
+#define DEVICE_TEXT N_("OMAP Framebuffer device")
+#define DEVICE_LONGTEXT N_( \
+ "OMAP Framebuffer device to use for rendering (usually /dev/fb0).")
+
+#define CHROMA_TEXT N_("Chroma used.")
+#define CHROMA_LONGTEXT N_( \
+ "Force use of a specific chroma for output. Default is Y420 (specific to N770/N8xx hardware)." )
+
+#define OVERLAY_TEXT N_("Embed the overlay")
+#define OVERLAY_LONGTEXT N_( \
+ "Embed the framebuffer overlay into a X11 window" )
+
+vlc_module_begin();
+ set_shortname( "OMAP framebuffer" );
+ set_category( CAT_VIDEO );
+ set_subcategory( SUBCAT_VIDEO_VOUT );
+ add_file( FB_DEV_VAR, "/dev/fb0", NULL, DEVICE_TEXT, DEVICE_LONGTEXT,
+ false );
+ add_string( "omap-chroma", NULL, NULL, CHROMA_TEXT, CHROMA_LONGTEXT,
+ true );
+ add_bool( "omap-embedded", true, NULL, OVERLAY_TEXT, OVERLAY_LONGTEXT,
+ true );
+ set_description( N_("OMAP framebuffer video output") );
+ set_capability( "video output", 200 );
+ set_callbacks( Create, Destroy );
+vlc_module_end();
+
+/*****************************************************************************
+ * omap_window_t: simple structure with the geometry of a window
+ *****************************************************************************/
+struct omap_window_t
+{
+ uint32_t i_x;
+ uint32_t i_y;
+ uint32_t i_width;
+ uint32_t i_height;
+};
+
+/*****************************************************************************
+* vout_sys_t: video output omap framebuffer method descriptor
+ *****************************************************************************
+ * This structure is part of the video output thread descriptor.
+ * It describes the FB specific properties of an output thread.
+ *****************************************************************************/
+struct vout_sys_t
+{
+ /* Framebuffer information */
+ int i_fd; /* device handle */
+ struct fb_var_screeninfo fb_vinfo; /* current mode information */
+ struct fb_fix_screeninfo fb_finfo;
+ struct omapfb_caps caps;
+ bool b_tearsync;
+
+ /* Window information */
+ struct omap_window_t output_window; /* Size of the real output window */
+ struct omap_window_t main_window; /* Size of the area we got to display */
+ struct omap_window_t embedded_window; /* Size of the embedded window */
+
+ /* Video information */
+ uint32_t i_video_width; /* video width */
+ uint32_t i_video_height; /* video height */
+ vlc_fourcc_t i_chroma;
+ int i_color_format; /* OMAPFB_COLOR_* */
+ bool b_embed;
+ bool b_video_enabled; /* Video must be displayed? */
+ picture_t *p_output_picture;
+
+ /* Video memory */
+ uint8_t *p_video; /* base adress */
+ uint8_t *p_center; /* output adress */
+ size_t i_page_size; /* page size */
+ int i_bytes_per_pixel; /* Bytes used by one pixel */
+ int i_line_len; /* Length of one line in bytes */
+
+ /* X11 */
+ Display *p_display;
+ Window owner_window;
+ Window window;
+ mtime_t i_time_button_last_pressed; /* To detect double click */
+
+ /* Dummy memory */
+ int i_null_fd;
+ uint8_t *p_null;
+
+#ifdef HAVE_OSSO
+ osso_context_t *p_octx;
+ int i_backlight_on_counter;
+#endif
+};
+
+/*****************************************************************************
+ * Create: allocates omapfb video thread output method
+ *****************************************************************************
+ * This function allocates and initializes a FB vout method.
+ *****************************************************************************/
+static int Create( vlc_object_t *p_this )
+{
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
+ vout_sys_t *p_sys;
+
+ if( p_vout->fmt_in.i_chroma != VLC_FOURCC('I','4','2','0') &&
+ p_vout->fmt_in.i_chroma != VLC_FOURCC('I','Y','U','V') &&
+ p_vout->fmt_in.i_chroma != VLC_FOURCC('Y','V','1','2') )
+ return VLC_EGENERIC;
+
+ /* Allocate instance and initialize some members */
+ p_vout->p_sys = p_sys = malloc( sizeof( vout_sys_t ) );
+ if( p_vout->p_sys == NULL )
+ return VLC_ENOMEM;
+ memset( p_sys, 0, sizeof(vout_sys_t) );
+
+ p_vout->pf_init = Init;
+ p_vout->pf_end = End;
+ p_vout->pf_manage = Manage;
+ p_vout->pf_render = NULL;
+ p_vout->pf_display = DisplayVideo;
+ p_vout->pf_control = Control;
+
+ p_sys->b_embed = var_CreateGetInteger( p_vout, "omap-embedded" );
+ p_sys->b_video_enabled = true;
+
+ if( OpenDisplay( p_vout ) )
+ {
+ free( p_vout->p_sys );
+ return VLC_EGENERIC;
+ }
+
+ if( InitWindow( p_vout ) )
+ {
+ free( p_vout->p_sys );
+ return VLC_EGENERIC;
+ }
+
+#ifdef HAVE_OSSO
+ p_vout->p_sys->i_backlight_on_counter = i_backlight_on_interval;
+ p_vout->p_sys->p_octx = osso_initialize( "vlc", VERSION, 0, NULL );
+ if ( p_vout->p_sys->p_octx == NULL ) {
+ msg_Err( p_vout, "Could not get osso context" );
+ } else {
+ msg_Dbg( p_vout, "Initialized osso context" );
+ }
+#endif
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * Destroy: destroy omapfb video thread output method
+ *****************************************************************************
+ * Terminate an output method created by Create
+ *****************************************************************************/
+static void Destroy( vlc_object_t *p_this )
+{
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
+
+ CloseDisplay( p_vout );
+
+ if( p_vout->p_sys->b_embed )
+ {
+ vout_ReleaseWindow( p_vout, (void *)p_vout->p_sys->owner_window );
+ if( p_vout->b_fullscreen )
+ XDestroyWindow( p_vout->p_sys->p_display, p_vout->p_sys->window );
+ XCloseDisplay( p_vout->p_sys->p_display );
+ }
+
+#ifdef HAVE_OSSO
+ if ( p_vout->p_sys->p_octx != NULL ) {
+ msg_Dbg( p_vout, "Deinitializing osso context" );
+ osso_deinitialize( p_vout->p_sys->p_octx );
+ }
+#endif
+
+ /* Destroy structure */
+ free( p_vout->p_sys );
+}
+
+
+/*****************************************************************************
+ * Init: initialize omap framebuffer video thread output method
+ *****************************************************************************/
+static int Init( vout_thread_t *p_vout )
+{
+ vout_sys_t *p_sys = (vout_sys_t *)p_vout->p_sys;
+
+ // We want to keep the same aspect
+ p_vout->fmt_out.i_aspect = p_vout->output.i_aspect = p_vout->render.i_aspect;
+ // We ask where the video should be displayed in the video area
+ vout_PlacePicture( p_vout, p_sys->main_window.i_width,
+ p_sys->main_window.i_height,
+ &p_sys->output_window.i_x,
+ &p_sys->output_window.i_y,
+ &p_sys->output_window.i_width,
+ &p_sys->output_window.i_height );
+ p_sys->output_window.i_x = ( p_sys->output_window.i_x +
+ p_sys->main_window.i_x ) & ~1;
+ p_sys->output_window.i_y = ( p_sys->output_window.i_y +
+ p_sys->main_window.i_y ) & ~1;
+
+ // Hardware upscaling better than software
+ if( p_vout->fmt_render.i_width <= p_sys->main_window.i_width &&
+ p_vout->fmt_render.i_height <= p_sys->main_window.i_height )
+ {
+ p_sys->i_video_width =
+ p_vout->output.i_width =
+ p_vout->fmt_out.i_width =
+ p_vout->fmt_out.i_visible_width = p_vout->fmt_render.i_width;
+ p_sys->i_video_height =
+ p_vout->output.i_height =
+ p_vout->fmt_out.i_height =
+ p_vout->fmt_out.i_visible_height = p_vout->fmt_render.i_height;
+ }
+ else
+ {
+ p_sys->i_video_width =
+ p_vout->output.i_width =
+ p_vout->fmt_out.i_width =
+ p_vout->fmt_out.i_visible_width = p_sys->output_window.i_width;
+ p_sys->i_video_height =
+ p_vout->output.i_height =
+ p_vout->fmt_out.i_height =
+ p_vout->fmt_out.i_visible_height = p_sys->output_window.i_height;
+ }
+
+ p_vout->output.i_chroma =
+ p_vout->fmt_out.i_chroma = VLC_FOURCC( 'Y','4','2','0' );
+ p_sys->i_color_format = OMAPFB_COLOR_YUV420;
+
+ // place in the framebuffer where we have to write
+ p_sys->p_center = p_sys->p_video + p_sys->output_window.i_x*p_sys->i_bytes_per_pixel
+ + p_sys->output_window.i_y*p_sys->i_line_len;
+
+ // We get and set a direct render vlc picture
+ I_OUTPUTPICTURES = 0;
+ picture_t *p_pic = NULL;
+ int i_index;
+
+ for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
+ {
+ if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
+ {
+ p_pic = p_vout->p_picture + i_index;
+ break;
+ }
+ }
+
+ /* Allocate the picture */
+ if( p_pic == NULL )
+ {
+ return VLC_EGENERIC;
+ }
+
+ p_sys->p_output_picture = p_pic;
+ p_pic->p->p_pixels = p_vout->p_sys->p_center;
+ p_pic->p->i_pixel_pitch = p_vout->p_sys->i_bytes_per_pixel;
+ p_pic->p->i_lines = p_sys->i_video_height;
+ p_pic->p->i_visible_lines = p_sys->i_video_height;
+ p_pic->p->i_pitch = p_sys->i_line_len;
+ p_pic->p->i_visible_pitch = p_sys->i_line_len;
+ p_pic->i_planes = 1;
+ p_pic->i_status = DESTROYED_PICTURE;
+ p_pic->i_type = DIRECT_PICTURE;
+
+ PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
+
+ I_OUTPUTPICTURES++;
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * End: terminate omap framebuffer video thread output method
+ *****************************************************************************/
+static void End( vout_thread_t *p_vout )
+{
+ /* Clear the screen */
+ UpdateScreen( p_vout, 0, 0,
+ p_vout->p_sys->fb_vinfo.xres,
+ p_vout->p_sys->fb_vinfo.yres,
+ p_vout->p_sys->fb_vinfo.xres,
+ p_vout->p_sys->fb_vinfo.yres,
+ OMAPFB_COLOR_RGB565 );
+}
+
+/*****************************************************************************
+ * Control: control facility for the vout
+ *****************************************************************************/
+static int Control( vout_thread_t *p_vout, int i_query, va_list args )
+{
+ switch( i_query )
+ {
+ default:
+ return vout_vaControlDefault( p_vout, i_query, args );
+ }
+}
+
+/*****************************************************************************
+* FreePicture: Destroy the picture and make it free again
+******************************************************************************/
+static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
+{
+ p_pic->p->p_pixels = NULL;
+ p_pic->i_status = FREE_PICTURE;
+}
+
+/*****************************************************************************
+ * Manage: handle omapfb events
+ *****************************************************************************
+ * This function should be called regularly by video output thread.
+ *****************************************************************************/
+static int Manage( vout_thread_t *p_vout )
+{
+ XEvent xevent;
+
+ while( XPending( p_vout->p_sys->p_display ) )
+ {
+ XNextEvent( p_vout->p_sys->p_display, &xevent );
+
+ if( xevent.type == ButtonPress &&
+ ((XButtonEvent *)&xevent)->button == Button1 )
+ {
+ /* detect double-clicks */
+ if( ( ((XButtonEvent *)&xevent)->time -
+ p_vout->p_sys->i_time_button_last_pressed ) < 300 )
+ {
+ p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
+ }
+
+ p_vout->p_sys->i_time_button_last_pressed =
+ ((XButtonEvent *)&xevent)->time;
+ }
+ else if( xevent.type == KeyPress )
+ {
+ KeySym x_key_symbol;
+ vlc_value_t val;
+
+ x_key_symbol = XKeycodeToKeysym( p_vout->p_sys->p_display,
+ xevent.xkey.keycode, 0 );
+
+ switch( x_key_symbol )
+ {
+ case XK_Return:
+ val.i_int = ACTIONID_PLAY_PAUSE; break;
+ case XK_Escape:
+ val.i_int = ACTIONID_QUIT; break;
+ case XK_Down:
+ val.i_int = ACTIONID_JUMP_BACKWARD_MEDIUM; break;
+ case XK_Up:
+ val.i_int = ACTIONID_JUMP_FORWARD_MEDIUM; break;
+ case XK_Right:
+ val.i_int = ACTIONID_JUMP_FORWARD_SHORT; break;
+ case XK_Left:
+ val.i_int = ACTIONID_JUMP_BACKWARD_SHORT; break;
+ case XK_F6:
+ val.i_int = ACTIONID_TOGGLE_FULLSCREEN; break;
+ case XK_F7:
+ val.i_int = ACTIONID_VOL_UP; break;
+ case XK_F8:
+ val.i_int = ACTIONID_VOL_DOWN; break;
+ }
+ var_SetInteger( p_vout->p_libvlc, "key-action", val.i_int );
+ }
+ else if( ( xevent.type == VisibilityNotify &&
+ xevent.xvisibility.state == VisibilityUnobscured ) ||
+ xevent.type == FocusIn )
+ {
+ p_vout->p_sys->b_video_enabled = true;
+ p_vout->p_sys->p_output_picture->p->p_pixels =
+ p_vout->p_sys->p_center;
+ XSetInputFocus( p_vout->p_sys->p_display, p_vout->p_sys->window,
+ RevertToParent, CurrentTime );
+ }
+ else if( ( xevent.type == VisibilityNotify &&
+ xevent.xvisibility.state != VisibilityUnobscured ) ||
+ xevent.type == FocusOut || xevent.type == UnmapNotify )
+ {
+ UpdateScreen( p_vout, 0, 0,
+ p_vout->p_sys->fb_vinfo.xres,
+ p_vout->p_sys->fb_vinfo.yres,
+ p_vout->p_sys->fb_vinfo.xres,
+ p_vout->p_sys->fb_vinfo.yres,
+ OMAPFB_COLOR_RGB565 );
+ p_vout->p_sys->b_video_enabled = false;
+ p_vout->p_sys->p_output_picture->p->p_pixels =
+ p_vout->p_sys->p_null;
+ }
+ }
+
+ if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
+ {
+ /* Update the object variable and trigger callback */
+ var_SetBool( p_vout, "fullscreen", !p_vout->b_fullscreen );
+
+ if( p_vout->p_sys->b_embed )
+ ToggleFullScreen( p_vout );
+ p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
+ }
+
+ if( p_vout->i_changes & VOUT_SIZE_CHANGE )
+ {
+ FreePicture( p_vout, p_vout->p_sys->p_output_picture );
+ if( Init( p_vout ) )
+ {
+ msg_Err( p_vout, "cannot reinit framebuffer screen" );
+ return VLC_EGENERIC;
+ }
+ }
+
+
+#ifdef HAVE_OSSO
+ if ( p_vout->p_sys->p_octx != NULL ) {
+ if ( p_vout->p_sys->i_backlight_on_counter == i_backlight_on_interval ) {
+ if ( osso_display_blanking_pause( p_vout->p_sys->p_octx ) != OSSO_OK ) {
+ msg_Err( p_vout, "Could not disable backlight blanking" );
+ } else {
+ msg_Dbg( p_vout, "Backlight blanking disabled" );
+ }
+ p_vout->p_sys->i_backlight_on_counter = 0;
+ } else {
+ p_vout->p_sys->i_backlight_on_counter ++;
+ }
+ }
+#endif
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * DisplayVideo: displays previously rendered output
+ *****************************************************************************
+ * This function update the screen resulting in the display of the last
+ * rendered picture.
+ *****************************************************************************/
+static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
+{
+ VLC_UNUSED( p_pic );
+
+ if( !p_vout->p_sys->b_video_enabled )
+ return;
+
+ UpdateScreen( p_vout,
+ p_vout->p_sys->output_window.i_x,
+ p_vout->p_sys->output_window.i_y,
+ p_vout->p_sys->i_video_width,
+ p_vout->p_sys->i_video_height,
+ p_vout->p_sys->output_window.i_width,
+ p_vout->p_sys->output_window.i_height,
+ p_vout->p_sys->i_color_format );
+
+ // Wait for the window to be fully displayed
+ ioctl( p_vout->p_sys->i_fd, OMAPFB_SYNC_GFX);
+}
+
+/*****************************************************************************
+ * OpenDisplay: initialize framebuffer
+ *****************************************************************************/
+static int OpenDisplay( vout_thread_t *p_vout )
+{
+ vout_sys_t *p_sys = (vout_sys_t *) p_vout->p_sys;
+ char *psz_device; /* framebuffer device path */
+
+ /* Open framebuffer device */
+ if( !(psz_device = config_GetPsz( p_vout, FB_DEV_VAR )) )
+ {
+ msg_Err( p_vout, "don't know which fb device to open" );
+ return VLC_EGENERIC;
+ }
+
+ p_sys->i_fd = open( psz_device, O_RDWR );
+ if( p_sys->i_fd == -1 )
+ {
+ msg_Err( p_vout, "cannot open %s (%m)", psz_device );
+ free( psz_device );
+ return VLC_EGENERIC;
+ }
+ free( psz_device );
+ psz_device = NULL;
+
+ // Get caps, try older interface if needed
+ if( ioctl( p_sys->i_fd, OMAPFB_GET_CAPS, &p_sys->caps ) != 0 )
+ {
+ if( ioctl( p_sys->i_fd, OMAP_IOR( 42, unsigned long ), &p_sys->caps ) != 0 )
+ {
+ msg_Err( p_vout, "OMAPFB_GET_CAPS ioctl failed" );
+ close( p_sys->i_fd );
+ return VLC_EGENERIC;
+ }
+ }
+
+ if( ( p_sys->caps.ctrl & OMAPFB_CAPS_TEARSYNC ) != 0 )
+ p_sys->b_tearsync = true;
+
+ if( ioctl( p_sys->i_fd, FBIOGET_VSCREENINFO, &p_sys->fb_vinfo ) )
+ {
+ msg_Err( p_vout, "Can't get VSCREENINFO: %s", strerror(errno) );
+ return VLC_EGENERIC;
+ }
+ if( ioctl( p_sys->i_fd, FBIOGET_FSCREENINFO, &p_sys->fb_finfo ) )
+ {
+ msg_Err( p_vout, "Can't get FSCREENINFO: %s", strerror(errno) );
+ return VLC_EGENERIC;
+ }
+
+ p_sys->i_bytes_per_pixel = 2;
+ p_sys->i_page_size = p_sys->fb_finfo.smem_len;
+ p_sys->i_line_len = p_sys->fb_finfo.line_length;
+
+ if( (p_sys->p_video = (uint8_t *)mmap( 0, p_sys->i_page_size, PROT_READ | PROT_WRITE, MAP_SHARED,
+ p_sys->i_fd, 0 )) == MAP_FAILED )
+ {
+ msg_Err( p_vout, "Can't mmap: %s\n", strerror(errno) );
+ return VLC_EGENERIC;
+ }
+
+ p_sys->p_display = XOpenDisplay( NULL );
+
+ /* Open /dev/null and map it */
+ p_sys->i_null_fd = open( "/dev/zero", O_RDWR );
+ if( p_sys->i_null_fd == -1 )
+ {
+ msg_Err( p_vout, "cannot open /dev/zero (%m)" );
+ return VLC_EGENERIC;
+ }
+
+ if( (p_sys->p_null = (uint8_t *)mmap( 0, p_sys->i_page_size, PROT_READ | PROT_WRITE,
+ MAP_PRIVATE, p_sys->i_null_fd, 0 )) == MAP_FAILED )
+ {
+ msg_Err( p_vout, "Can't mmap 2: %s\n", strerror(errno) );
+ return VLC_EGENERIC;
+ }
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * CloseDisplay: terminate FB video thread output method
+ *****************************************************************************/
+static void CloseDisplay( vout_thread_t *p_vout )
+{
+ munmap( p_vout->p_sys->p_video, p_vout->p_sys->i_page_size );
+ munmap( p_vout->p_sys->p_null, p_vout->p_sys->i_page_size );
+
+ close( p_vout->p_sys->i_fd );
+ close( p_vout->p_sys->i_null_fd );
+}
+
+/*****************************************************************************
+ * UpdateScreen: update the screen of the omapfb
+ *****************************************************************************/
+static void UpdateScreen( vout_thread_t *p_vout, int i_x, int i_y,
+ int i_width, int i_height,
+ int i_out_width, int i_out_height, int i_format )
+{
+ struct omapfb_update_window update;
+ update.x = i_x;
+ update.y = i_y;
+ update.width = i_width;
+ update.height = i_height;
+ update.out_x = i_x;
+ update.out_y = i_y;
+ update.out_width = i_out_width;
+ update.out_height = i_out_height;
+ update.format = i_format;
+ if( p_vout->p_sys->b_tearsync )
+ update.format |= OMAPFB_FORMAT_FLAG_TEARSYNC;
+ ioctl( p_vout->p_sys->i_fd, OMAPFB_UPDATE_WINDOW, &update );
+}
+
+/*****************************************************************************
+ * InitWindow: get embedded window and init X11
+ *****************************************************************************/
+static int InitWindow( vout_thread_t *p_vout )
+{
+ vout_sys_t *p_sys = (vout_sys_t *)p_vout->p_sys;
+
+ if( p_sys->b_embed )
+ {
+ p_sys->p_display = XOpenDisplay( NULL );
+
+ // Request window from interface
+ p_sys->owner_window =
+ vout_RequestWindow( p_vout,
+ &p_sys->embedded_window.i_x,
+ &p_sys->embedded_window.i_y,
+ &p_sys->embedded_window.i_width,
+ &p_sys->embedded_window.i_height );
+ p_sys->main_window = p_sys->embedded_window;
+
+ // We have to create a new window to get some events
+ // (ButtonPress for example)
+ CreateWindow( p_sys );
+ }
+ else
+ {
+ // No embedding, fullscreen framebuffer overlay with no events handling
+ p_sys->main_window.i_x = p_sys->main_window.i_y = 0;
+ p_sys->main_window.i_width = p_sys->fb_vinfo.xres;
+ p_sys->main_window.i_height = p_sys->fb_vinfo.yres;
+ p_vout->b_fullscreen = true;
+ var_SetBool( p_vout, "fullscreen", p_vout->b_fullscreen );
+ }
+
+ return VLC_SUCCESS;
+}
+
+static void CreateWindow( vout_sys_t *p_sys )
+{
+ XSetWindowAttributes xwindow_attributes;
+ xwindow_attributes.backing_store = Always;
+ xwindow_attributes.background_pixel =
+ BlackPixel( p_sys->p_display, DefaultScreen(p_sys->p_display) );
+ xwindow_attributes.event_mask = ExposureMask | StructureNotifyMask;
+ p_sys->window = XCreateWindow( p_sys->p_display,
+ p_sys->owner_window,
+ 0, 0,
+ p_sys->main_window.i_width,
+ p_sys->main_window.i_height,
+ 0,
+ 0, InputOutput, 0,
+ CWBackingStore | CWBackPixel | CWEventMask,
+ &xwindow_attributes );
+
+ XMapWindow( p_sys->p_display, p_sys->window );
+ XSelectInput( p_sys->p_display, p_sys->window,
+ KeyPressMask | ButtonPressMask | StructureNotifyMask |
+ VisibilityChangeMask | FocusChangeMask );
+ XSelectInput( p_sys->p_display, p_sys->owner_window,
+ StructureNotifyMask );
+ XSetInputFocus( p_sys->p_display, p_sys->window, RevertToParent, CurrentTime );
+}
+
+static void ToggleFullScreen ( vout_thread_t * p_vout )
+{
+ p_vout->b_fullscreen = !p_vout->b_fullscreen;
+
+ if( p_vout->b_fullscreen )
+ {
+ msg_Dbg( p_vout, "Entering fullscreen mode" );
+ XReparentWindow( p_vout->p_sys->p_display,
+ p_vout->p_sys->window,
+ DefaultRootWindow( p_vout->p_sys->p_display ),
+ 0, 0 );
+
+ XEvent xev;
+
+ /* init X event structure for _NET_WM_FULLSCREEN client msg */
+ xev.xclient.type = ClientMessage;
+ xev.xclient.serial = 0;
+ xev.xclient.send_event = True;
+ xev.xclient.message_type = XInternAtom( p_vout->p_sys->p_display,
+ "_NET_WM_STATE", False );
+ xev.xclient.window = p_vout->p_sys->window;
+ xev.xclient.format = 32;
+ if( p_vout->b_fullscreen )
+ xev.xclient.data.l[0] = 1;
+ else
+ xev.xclient.data.l[0] = 0;
+ xev.xclient.data.l[1] = XInternAtom( p_vout->p_sys->p_display,
+ "_NET_WM_STATE_FULLSCREEN", False );
+ xev.xclient.data.l[2] = 0;
+ xev.xclient.data.l[3] = 0;
+ xev.xclient.data.l[4] = 0;
+
+ XSendEvent( p_vout->p_sys->p_display,
+ DefaultRootWindow( p_vout->p_sys->p_display ), False,
+ SubstructureRedirectMask | SubstructureNotifyMask, &xev);
+
+ p_vout->p_sys->main_window.i_x = p_vout->p_sys->main_window.i_y = 0;
+ p_vout->p_sys->main_window.i_width = p_vout->p_sys->fb_vinfo.xres;
+ p_vout->p_sys->main_window.i_height = p_vout->p_sys->fb_vinfo.yres;
+ }
+ else
+ {
+ msg_Dbg( p_vout, "Leaving fullscreen mode" );
+
+ XDestroyWindow( p_vout->p_sys->p_display, p_vout->p_sys->window );
+
+ p_vout->p_sys->main_window = p_vout->p_sys->embedded_window;
+ CreateWindow( p_vout->p_sys );
+ }
+
+ XSync( p_vout->p_sys->p_display, False);
+
+ /* signal that the size needs to be updated */
+ p_vout->i_changes |= VOUT_SIZE_CHANGE;
+}