Commit e630779b authored by Sam Hocevar's avatar Sam Hocevar

 * Ported the framebuffer plugin to the new module API. As for most of the
   other video output modules, keyboard doesn't work. Except ^C to quit.
parent b0ab70c9
......@@ -301,7 +301,6 @@ PLUGIN_ESD = plugins/esd/esd.o \
plugins/esd/aout_esd.o
PLUGIN_FB = plugins/fb/fb.o \
plugins/fb/intf_fb.o \
plugins/fb/vout_fb.o
PLUGIN_GGI = plugins/ggi/ggi.o \
......
......@@ -3450,7 +3450,7 @@ fi
# Check whether --enable-fb or --disable-fb was given.
if test "${enable_fb+set}" = set; then
enableval="$enable_fb"
if test x$enable_fb = xyes; then PLUGINS=${PLUGINS}"fb "; ALIASES=${ALIASES}"fbvlc "; fi
if test x$enable_fb = xyes; then PLUGINS=${PLUGINS}"fb "; fi
fi
# Check whether --with-ggi or --without-ggi was given.
......
......@@ -156,7 +156,7 @@ AC_ARG_ENABLE(esd,
[if test x$enable_esd = xyes; then PLUGINS=${PLUGINS}"esd "; fi])
AC_ARG_ENABLE(fb,
[ --enable-fb Linux framebuffer support (default disabled)],
[if test x$enable_fb = xyes; then PLUGINS=${PLUGINS}"fb "; ALIASES=${ALIASES}"fbvlc "; fi])
[if test x$enable_fb = xyes; then PLUGINS=${PLUGINS}"fb "; fi])
AC_ARG_WITH(ggi,
[ --with-ggi[=name] GGI support (default disabled)],
[ PLUGINS=${PLUGINS}"ggi ";
......
......@@ -369,12 +369,7 @@
#define VOUT_FB_DEV_VAR "vlc_fb_dev"
#define VOUT_FB_DEV_DEFAULT "/dev/fb0"
/* Some frame buffers aren't able to support double buffering.
* We don't want to lose one frame out of 2, so we may set the
* FB_NOYPAN
*/
// #define FB_NOYPAN
/* The default video output window title */
#define VOUT_TITLE "VideoLAN Client @VLC_VERSION@"
/*****************************************************************************
......
/*****************************************************************************
* fb.c : Linux framebuffer plugin for vlc
* fb.c : framebuffer plugin for vlc
*****************************************************************************
* Copyright (C) 2000 VideoLAN
*
* Authors:
* Copyright (C) 2000, 2001 VideoLAN
*
* Authors: Samuel Hocevar <sam@zoy.org>
*
* 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
......@@ -20,118 +20,93 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
#define MODULE_NAME fb
/*****************************************************************************
* Preamble
*****************************************************************************/
#include "defs.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h> /* malloc(), free() */
#include <unistd.h> /* close() */
#include "config.h"
#include "common.h" /* boolean_t, byte_t */
#include "threads.h"
#include "mtime.h"
#include "tests.h"
#include "plugins.h"
#include "interface.h"
#include "audio_output.h"
#include "video.h"
#include "video_output.h"
#include "main.h"
#include "modules.h"
#include "modules_inner.h"
/*****************************************************************************
* Exported prototypes
* Building configuration tree
*****************************************************************************/
static void vout_GetPlugin( p_vout_thread_t p_vout );
static void intf_GetPlugin( p_intf_thread_t p_intf );
/* Video output */
int vout_FBCreate ( vout_thread_t *p_vout, char *psz_display,
int i_root_window, void *p_data );
int vout_FBInit ( p_vout_thread_t p_vout );
void vout_FBEnd ( p_vout_thread_t p_vout );
void vout_FBDestroy ( p_vout_thread_t p_vout );
int vout_FBManage ( p_vout_thread_t p_vout );
void vout_FBDisplay ( p_vout_thread_t p_vout );
void vout_FBSetPalette ( p_vout_thread_t p_vout,
u16 *red, u16 *green, u16 *blue, u16 *transp );
/* Interface */
int intf_FBCreate ( p_intf_thread_t p_intf );
void intf_FBDestroy ( p_intf_thread_t p_intf );
void intf_FBManage ( p_intf_thread_t p_intf );
MODULE_CONFIG_START
ADD_WINDOW( "Configuration for framebuffer module" )
ADD_COMMENT( "For now, the framebuffer module cannot be configured" )
MODULE_CONFIG_END
/*****************************************************************************
* Capabilities defined in the other files.
******************************************************************************/
extern void vout_getfunctions( function_list_t * p_function_list );
/*****************************************************************************
* GetConfig: get the plugin structure and configuration
* InitModule: get the module structure and configuration.
*****************************************************************************
* We have to fill psz_name, psz_longname and psz_version. These variables
* will be strdup()ed later by the main application because the module can
* be unloaded later to save memory, and we want to be able to access this
* data even after the module has been unloaded.
*****************************************************************************/
plugin_info_t * GetConfig( void )
int InitModule( module_t * p_module )
{
int i_fd;
plugin_info_t * p_info = (plugin_info_t *) malloc( sizeof(plugin_info_t) );
p_info->psz_name = "Linux framebuffer";
p_info->psz_version = VERSION;
p_info->psz_author = "the VideoLAN team <vlc@videolan.org>";
p_info->aout_GetPlugin = NULL;
p_info->vout_GetPlugin = vout_GetPlugin;
p_info->intf_GetPlugin = intf_GetPlugin;
p_info->yuv_GetPlugin = NULL;
/* Test if the device can be opened */
if ( (i_fd = open( main_GetPszVariable( VOUT_FB_DEV_VAR,
VOUT_FB_DEV_DEFAULT ),
O_RDWR )) < 0 )
{
p_info->i_score = 0;
}
else
{
close( i_fd );
p_info->i_score = 0x100;
}
p_module->psz_name = MODULE_STRING;
p_module->psz_longname = "Linux console framebuffer module";
p_module->psz_version = VERSION;
if( TestProgram( "fbvlc" ) )
{
p_info->i_score += 0x180;
}
p_module->i_capabilities = MODULE_CAPABILITY_NULL
| MODULE_CAPABILITY_VOUT;
/* If this plugin was requested, score it higher */
if( TestMethod( VOUT_METHOD_VAR, "fb" ) )
return( 0 );
}
/*****************************************************************************
* ActivateModule: set the module to an usable state.
*****************************************************************************
* This function fills the capability functions and the configuration
* structure. Once ActivateModule() has been called, the i_usage can
* be set to 0 and calls to NeedModule() be made to increment it. To unload
* the module, one has to wait until i_usage == 0 and call DeactivateModule().
*****************************************************************************/
int ActivateModule( module_t * p_module )
{
p_module->p_functions = malloc( sizeof( module_functions_t ) );
if( p_module->p_functions == NULL )
{
p_info->i_score += 0x200;
return( -1 );
}
return( p_info );
vout_getfunctions( &p_module->p_functions->vout );
p_module->p_config = p_config;
return( 0 );
}
/*****************************************************************************
* Following functions are only called through the p_info structure
* DeactivateModule: make sure the module can be unloaded.
*****************************************************************************
* This function must only be called when i_usage == 0. If it successfully
* returns, i_usage can be set to -1 and the module unloaded. Be careful to
* lock usage_lock during the whole process.
*****************************************************************************/
static void vout_GetPlugin( p_vout_thread_t p_vout )
int DeactivateModule( module_t * p_module )
{
p_vout->p_sys_create = vout_FBCreate;
p_vout->p_sys_init = vout_FBInit;
p_vout->p_sys_end = vout_FBEnd;
p_vout->p_sys_destroy = vout_FBDestroy;
p_vout->p_sys_manage = vout_FBManage;
p_vout->p_sys_display = vout_FBDisplay;
/* optional functions */
p_vout->p_set_palette = vout_FBSetPalette;
}
free( p_module->p_functions );
static void intf_GetPlugin( p_intf_thread_t p_intf )
{
p_intf->p_sys_create = intf_FBCreate;
p_intf->p_sys_destroy = intf_FBDestroy;
p_intf->p_sys_manage = intf_FBManage;
return( 0 );
}
/*****************************************************************************
* intf_fb.c: Linux framebuffer interface plugin
*****************************************************************************
* Copyright (C) 2000 VideoLAN
* $Id: intf_fb.c,v 1.7 2001/01/05 18:46:43 massiot Exp $
*
* Authors:
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#include "defs.h"
#include <errno.h> /* errno */
#include <signal.h> /* SIGUSR1, SIGUSR2 */
#include <stdlib.h> /* free() */
#include <string.h> /* strerror() */
#include <unistd.h> /* read() */
#include <sys/ioctl.h> /* ioctl() */
#include <termios.h> /* struct termios */
#include <linux/vt.h> /* VT_* */
#include <linux/kd.h> /* KD* */
#include "config.h"
#include "common.h"
#include "threads.h"
#include "mtime.h"
#include "plugins.h"
#include "stream_control.h"
#include "input_ext-intf.h"
#include "video.h"
#include "video_output.h"
#include "intf_msg.h"
#include "interface.h"
#include "main.h"
/*****************************************************************************
* intf_sys_t: description and status of FB interface
*****************************************************************************/
typedef struct intf_sys_s
{
/* System informations */
int i_tty_dev; /* tty device handle */
/* Original configuration informations */
struct sigaction sig_usr1; /* USR1 previous handler */
struct sigaction sig_usr2; /* USR2 previous handler */
struct vt_mode vt_mode; /* previous VT mode */
int i_width; /* width of main window */
int i_height; /* height of main window */
struct termios old_termios;
struct termios new_termios;
} intf_sys_t;
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static void FBSwitchDisplay ( int i_signal );
static void FBTextMode ( int i_tty_dev );
static void FBGfxMode ( int i_tty_dev );
/*****************************************************************************
* intf_FBCreate: initialize and create window
*****************************************************************************/
int intf_FBCreate( intf_thread_t *p_intf )
{
struct sigaction sig_tty; /* sigaction for tty change */
struct vt_mode vt_mode; /* vt current mode */
/* Allocate instance and initialize some members */
p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
if( p_intf->p_sys == NULL )
{
return( 1 );
};
/* Set tty and fb devices */
p_intf->p_sys->i_tty_dev = 0; /* 0 == /dev/tty0 == current console */
FBGfxMode( p_intf->p_sys->i_tty_dev );
/* set keyboard settings */
if (tcgetattr(0, &p_intf->p_sys->old_termios) == -1)
{
intf_ErrMsg( "intf error: tcgetattr" );
}
if (tcgetattr(0, &p_intf->p_sys->new_termios) == -1)
{
intf_ErrMsg( "intf error: tcgetattr" );
}
p_intf->p_sys->new_termios.c_lflag &= ~ (ICANON | ISIG);
p_intf->p_sys->new_termios.c_lflag |= (ECHO | ECHOCTL);
p_intf->p_sys->new_termios.c_iflag = 0;
p_intf->p_sys->new_termios.c_cc[VMIN] = 1;
p_intf->p_sys->new_termios.c_cc[VTIME] = 0;
if (tcsetattr(0, TCSAFLUSH, &p_intf->p_sys->new_termios) == -1)
{
intf_ErrMsg( "intf error: tcsetattr" );
}
ioctl(p_intf->p_sys->i_tty_dev, VT_RELDISP, VT_ACKACQ);
/* Set-up tty signal handler to be aware of tty changes */
memset( &sig_tty, 0, sizeof( sig_tty ) );
sig_tty.sa_handler = FBSwitchDisplay;
sigemptyset( &sig_tty.sa_mask );
if( sigaction( SIGUSR1, &sig_tty, &p_intf->p_sys->sig_usr1 ) ||
sigaction( SIGUSR2, &sig_tty, &p_intf->p_sys->sig_usr2 ) )
{
intf_ErrMsg( "intf error: can't set up signal handler (%s)",
strerror(errno) );
tcsetattr(0, 0, &p_intf->p_sys->old_termios);
FBTextMode( p_intf->p_sys->i_tty_dev );
return( 1 );
}
/* Set-up tty according to new signal handler */
if( ioctl(p_intf->p_sys->i_tty_dev, VT_GETMODE, &p_intf->p_sys->vt_mode)
== -1 )
{
intf_ErrMsg( "intf error: cant get terminal mode (%s)",
strerror(errno) );
sigaction( SIGUSR1, &p_intf->p_sys->sig_usr1, NULL );
sigaction( SIGUSR2, &p_intf->p_sys->sig_usr2, NULL );
tcsetattr(0, 0, &p_intf->p_sys->old_termios);
FBTextMode( p_intf->p_sys->i_tty_dev );
return( 1 );
}
memcpy( &vt_mode, &p_intf->p_sys->vt_mode, sizeof( vt_mode ) );
vt_mode.mode = VT_PROCESS;
vt_mode.waitv = 0;
vt_mode.relsig = SIGUSR1;
vt_mode.acqsig = SIGUSR2;
if( ioctl(p_intf->p_sys->i_tty_dev, VT_SETMODE, &vt_mode) == -1 )
{
intf_ErrMsg( "intf error: can't set terminal mode (%s)",
strerror(errno) );
sigaction( SIGUSR1, &p_intf->p_sys->sig_usr1, NULL );
sigaction( SIGUSR2, &p_intf->p_sys->sig_usr2, NULL );
tcsetattr(0, 0, &p_intf->p_sys->old_termios);
FBTextMode( p_intf->p_sys->i_tty_dev );
return( 1 );
}
/* Spawn video output thread */
if( p_main->b_video )
{
p_intf->p_vout = vout_CreateThread( NULL, 0,
p_intf->p_sys->i_width,
p_intf->p_sys->i_height,
NULL, 0, NULL );
if( p_intf->p_vout == NULL ) /* XXX?? error */
{
intf_ErrMsg("intf error: can't create output thread" );
ioctl( p_intf->p_sys->i_tty_dev, VT_SETMODE,
&p_intf->p_sys->vt_mode );
sigaction( SIGUSR1, &p_intf->p_sys->sig_usr1, NULL );
sigaction( SIGUSR2, &p_intf->p_sys->sig_usr2, NULL );
free( p_intf->p_sys );
tcsetattr(0, 0, &p_intf->p_sys->old_termios);
FBTextMode( p_intf->p_sys->i_tty_dev );
return( 1 );
}
}
/* bind keys */
intf_AssignNormalKeys( p_intf );
return( 0 );
}
/*****************************************************************************
* intf_FBDestroy: destroy interface window
*****************************************************************************/
void intf_FBDestroy( intf_thread_t *p_intf )
{
/* resets the keyboard state */
tcsetattr(0, 0, &p_intf->p_sys->old_termios);
/* return to text mode */
FBTextMode( p_intf->p_sys->i_tty_dev );
/* Close input thread, if any (blocking) */
if( p_intf->p_input )
{
input_DestroyThread( p_intf->p_input, NULL );
}
/* Close video output thread, if any (blocking) */
if( p_intf->p_vout )
{
vout_DestroyThread( p_intf->p_vout, NULL );
}
/* Destroy structure */
free( p_intf->p_sys );
}
/*****************************************************************************
* intf_FBManage: event loop
*****************************************************************************/
void intf_FBManage( intf_thread_t *p_intf )
{
unsigned char buf[16];
//while ( read(0, buf, 1) == 1)
if ( read(0, buf, 1) == 1)
{
if( intf_ProcessKey(p_intf, (int)buf[0]) )
{
intf_ErrMsg("unhandled key '%c' (%i)", (char) buf[0], buf[0] );
}
}
}
/*****************************************************************************
* FBSwitchDisplay: VT change signal handler
*****************************************************************************
* This function activates or deactivates the output of the thread. It is
* called by the VT driver, on terminal change.
*****************************************************************************/
static void FBSwitchDisplay(int i_signal)
{
if( p_main->p_intf->p_vout != NULL )
{
switch( i_signal )
{
case SIGUSR1: /* vt has been released */
p_main->p_intf->p_vout->b_active = 0;
ioctl( ((intf_sys_t *)p_main->p_intf->p_sys)->i_tty_dev,
VT_RELDISP, 1 );
break;
case SIGUSR2: /* vt has been acquired */
p_main->p_intf->p_vout->b_active = 1;
ioctl( ((intf_sys_t *)p_main->p_intf->p_sys)->i_tty_dev,
VT_RELDISP, VT_ACTIVATE );
/* handle blanking */
p_main->p_intf->p_vout->i_changes |= VOUT_SIZE_CHANGE;
break;
}
}
}
/*****************************************************************************
* FBTextMode and FBGfxMode : switch tty to text/graphic mode
*****************************************************************************
* These functions toggle the tty mode.
*****************************************************************************/
static void FBTextMode( int i_tty_dev )
{
/* return to text mode */
if (-1 == ioctl(i_tty_dev, KDSETMODE, KD_TEXT))
{
intf_ErrMsg("intf error: ioctl KDSETMODE");
}
}
static void FBGfxMode( int i_tty_dev )
{
/* switch to graphic mode */
if (-1 == ioctl(i_tty_dev, KDSETMODE, KD_GRAPHICS))
{
intf_ErrMsg("intf error: ioctl KDSETMODE");
}
}
/*****************************************************************************
* vout_SysPrint: print simple text on a picture
*****************************************************************************
* This function will print a simple text on the picture. It is designed to
* print debugging or general informations, not to render subtitles.
*****************************************************************************/
void vout_SysPrint( vout_thread_t *p_vout, int i_x, int i_y, int i_halign,
int i_valign, unsigned char *psz_text )
{
}
/*****************************************************************************
* vout_fb.c: Linux framebuffer video output display method
* vout_fb.c: framebuffer video output display method
*****************************************************************************
* Copyright (C) 1999, 2000 VideoLAN
* Copyright (C) 1998, 1999, 2000, 2001 VideoLAN
*
* Authors:
* Authors: Samuel Hocevar <sam@zoy.org>
*
* 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
......@@ -26,20 +26,26 @@
#include "defs.h"
#include <errno.h> /* ENOMEM */
#include <signal.h> /* SIGUSR1, SIGUSR2 */
#include <stdlib.h> /* free() */
#include <string.h> /* strerror() */
#include <fcntl.h> /* open() */
#include <unistd.h> /* close() */
#include <linux/fb.h>
#include <termios.h> /* struct termios */
#include <sys/ioctl.h>
#include <sys/mman.h> /* mmap() */
#include <linux/fb.h>
#include <linux/vt.h> /* VT_* */
#include <linux/kd.h> /* KD* */
#include "config.h"
#include "common.h"
#include "threads.h"
#include "mtime.h"
#include "plugins.h"
#include "tests.h"
#include "modules.h"
#include "video.h"
#include "video_output.h"
......@@ -56,44 +62,191 @@
typedef struct vout_sys_s
{
/* System informations */
int i_fb_dev; /* framebuffer device handle */
struct fb_var_screeninfo var_info; /* framebuffer mode informations */
int i_tty_dev; /* tty device handle */
struct termios old_termios;
/* Original configuration informations */
struct sigaction sig_usr1; /* USR1 previous handler */
struct sigaction sig_usr2; /* USR2 previous handler */
struct vt_mode vt_mode; /* previous VT mode */
/* Framebuffer information */
int i_fb_dev; /* device handle */
struct fb_var_screeninfo old_info; /* original mode informations */
struct fb_var_screeninfo var_info; /* current mode informations */
boolean_t b_pan; /* does device supports panning ? */
struct fb_cmap fb_cmap; /* original colormap */
u16 *fb_palette; /* original palette */
/* Video memory */
byte_t * p_video; /* base adress */
size_t i_page_size; /* page size */
struct fb_cmap fb_cmap; /* original colormap */
unsigned short *fb_palette; /* original palette */
} vout_sys_t;
/*****************************************************************************
* Local prototypes
* Local prototypes.
*****************************************************************************/
static int FBOpenDisplay ( vout_thread_t *p_vout );
static void FBCloseDisplay ( vout_thread_t *p_vout );
static int vout_Probe ( probedata_t *p_data );
static int vout_Create ( struct vout_thread_s * );
static int vout_Init ( struct vout_thread_s * );
static void vout_End ( struct vout_thread_s * );
static void vout_Destroy ( struct vout_thread_s * );
static int vout_Manage ( struct vout_thread_s * );
static void vout_Display ( struct vout_thread_s * );
static void vout_SetPalette( p_vout_thread_t p_vout, u16 *red, u16 *green,
u16 *blue, u16 *transp );
static int FBOpenDisplay ( struct vout_thread_s * );
static void FBCloseDisplay ( struct vout_thread_s * );
static void FBSwitchDisplay( int i_signal );
static void FBTextMode ( int i_tty_dev );
static void FBGfxMode ( int i_tty_dev );
/*****************************************************************************
* vout_FBCreate: allocates FB video thread output method
* Functions exported as capabilities. They are declared as static so that
* we don't pollute the namespace too much.
*****************************************************************************/
void vout_getfunctions( function_list_t * p_function_list )
{
p_function_list->pf_probe = vout_Probe;
p_function_list->functions.vout.pf_create = vout_Create;
p_function_list->functions.vout.pf_init = vout_Init;
p_function_list->functions.vout.pf_end = vout_End;
p_function_list->functions.vout.pf_destroy = vout_Destroy;
p_function_list->functions.vout.pf_manage = vout_Manage;
p_function_list->functions.vout.pf_display = vout_Display;
p_function_list->functions.vout.pf_setpalette = vout_SetPalette;
}
/*****************************************************************************
* vout_Probe: probe the video driver and return a score
*****************************************************************************
* This function tries to open the framebuffer and returns a score to the
* plugin manager so that it can select the best plugin.
*****************************************************************************/
static int vout_Probe( probedata_t *p_data )