/*****************************************************************************
* fb.c : framebuffer plugin for vlc
*****************************************************************************
- * Copyright (C) 2000, 2001 VideoLAN
- * $Id: fb.c,v 1.1 2002/08/13 11:59:36 sam Exp $
+ * Copyright (C) 2000, 2001 the VideoLAN team
+ * $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
- *
+ * Jean-Paul Saman
+ *
* 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
*
* 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.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
#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/vt.h> /* VT_* */
#include <linux/kd.h> /* KD* */
-#include <vlc/vlc.h>
-#include <vlc/vout.h>
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_vout.h>
/*****************************************************************************
* Local prototypes
static void End ( vout_thread_t * );
static int Manage ( vout_thread_t * );
static void Display ( vout_thread_t *, picture_t * );
+static int Control ( vout_thread_t *, int, va_list );
+
+static int NewPicture ( vout_thread_t *, picture_t * );
+static void FreePicture ( vout_thread_t *, picture_t * );
static int OpenDisplay ( vout_thread_t * );
static void CloseDisplay ( vout_thread_t * );
static void TextMode ( int i_tty );
static void GfxMode ( int i_tty );
+#define MAX_DIRECTBUFFERS 1
+
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define FB_DEV_VAR "fbdev"
-vlc_module_begin();
- add_category_hint( N_("Miscellaneous"), NULL );
- add_string( FB_DEV_VAR, "/dev/fb0", NULL, N_("framebuffer device"), NULL );
- set_description( _("Linux console framebuffer module") );
+#define DEVICE_TEXT N_("Framebuffer device")
+#define DEVICE_LONGTEXT N_( \
+ "Framebuffer device to use for rendering (usually /dev/fb0).")
+
+#define TTY_TEXT N_("Run fb on current tty.")
+#define TTY_LONGTEXT N_( \
+ "Run framebuffer on current TTY device (default enabled). " \
+ "(disable tty handling with caution)" )
+
+#define CHROMA_TEXT N_("Chroma used.")
+#define CHROMA_LONGTEXT N_( \
+ "Force use of a specific chroma for output. Default is I420." )
+
+#define ASPECT_RATIO_TEXT N_("Video aspect ratio")
+#define ASPECT_RATIO_LONGTEXT N_( \
+ "Aspect ratio of the video image (4:3, 16:9). Default is square pixels." )
+
+#define FB_MODE_TEXT N_("Framebuffer resolution to use.")
+#define FB_MODE_LONGTEXT N_( \
+ "Select the resolution for the framebuffer. Currently it supports " \
+ "the values 0=QCIF 1=CIF 2=NTSC 3=PAL, 4=auto (default 4=auto)" )
+
+#define HW_ACCEL_TEXT N_("Framebuffer uses hw acceleration.")
+#define HW_ACCEL_LONGTEXT N_( \
+ "If your framebuffer supports hardware acceleration or does double buffering " \
+ "in hardware then you must disable this option. It then does double buffering " \
+ "in software." )
+
+vlc_module_begin();
+ set_shortname( "Framebuffer" );
+ set_category( CAT_VIDEO );
+ set_subcategory( SUBCAT_VIDEO_VOUT );
+ add_file( FB_DEV_VAR, "/dev/fb0", NULL, DEVICE_TEXT, DEVICE_LONGTEXT,
+ false );
+ add_bool( "fb-tty", 1, NULL, TTY_TEXT, TTY_LONGTEXT, true );
+ add_string( "fb-chroma", NULL, NULL, CHROMA_TEXT, CHROMA_LONGTEXT,
+ true );
+ add_string( "fb-aspect-ratio", NULL, NULL, ASPECT_RATIO_TEXT,
+ ASPECT_RATIO_LONGTEXT, true );
+ add_integer( "fb-mode", 4, NULL, FB_MODE_TEXT, FB_MODE_LONGTEXT,
+ true );
+ add_bool( "fb-hw-accel", true, NULL, HW_ACCEL_TEXT, HW_ACCEL_LONGTEXT,
+ true );
+ set_description( N_("GNU/Linux console framebuffer video output") );
set_capability( "video output", 30 );
set_callbacks( Create, Destroy );
vlc_module_end();
*****************************************************************************/
struct vout_sys_t
{
- /* System informations */
+ /* System information */
int i_tty; /* tty device handle */
+ bool b_tty;
struct termios old_termios;
- /* Original configuration informations */
+ /* Original configuration information */
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_fd; /* device handle */
- struct fb_var_screeninfo old_info; /* original mode informations */
- struct fb_var_screeninfo var_info; /* current mode informations */
- vlc_bool_t b_pan; /* does device supports panning ? */
+ struct fb_var_screeninfo old_info; /* original mode information */
+ struct fb_var_screeninfo var_info; /* current mode information */
+ bool b_pan; /* does device supports panning ? */
struct fb_cmap fb_cmap; /* original colormap */
- u16 *p_palette; /* original palette */
+ uint16_t *p_palette; /* original palette */
+ bool b_hw_accel; /* has hardware support */
/* Video information */
- int i_width;
- int i_height;
- int i_bytes_per_pixel;
+ uint32_t i_width;
+ uint32_t i_height;
+ int i_aspect;
+ int i_bytes_per_pixel;
+ bool b_auto; /* Automatically adjust video size to fb size */
+ vlc_fourcc_t i_chroma;
/* Video memory */
- byte_t * p_video; /* base adress */
+ uint8_t *p_video; /* base adress */
size_t i_page_size; /* page size */
};
+struct picture_sys_t
+{
+ uint8_t * p_data; /* base adress */
+};
+
/*****************************************************************************
* Create: allocates FB video thread output method
*****************************************************************************
static int Create( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
-
+ vout_sys_t *p_sys;
+ char *psz_chroma;
+ char *psz_aspect;
+ int i_mode;
struct sigaction sig_tty; /* sigaction for tty change */
struct vt_mode vt_mode; /* vt current mode */
struct termios new_termios;
/* Allocate instance and initialize some members */
- p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
+ p_vout->p_sys = p_sys = malloc( sizeof( vout_sys_t ) );
if( p_vout->p_sys == NULL )
- {
- return( 1 );
- };
+ 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 = Display;
+ p_vout->pf_control = Control;
- /* Set tty and fb devices */
- p_vout->p_sys->i_tty = 0; /* 0 == /dev/tty0 == current console */
+ /* Does the framebuffer uses hw acceleration? */
+ p_sys->b_hw_accel = var_CreateGetBool( p_vout, "fb-hw-accel" );
- GfxMode( p_vout->p_sys->i_tty );
+ /* Set tty and fb devices */
+ p_sys->i_tty = 0; /* 0 == /dev/tty0 == current console */
+ p_sys->b_tty = var_CreateGetBool( p_vout, "fb-tty" );
+#ifndef WIN32
+#if defined(HAVE_ISATTY)
+ /* Check that stdin is a TTY */
+ if( p_sys->b_tty && !isatty( 0 ) )
+ {
+ msg_Warn( p_vout, "fd 0 is not a TTY" );
+ return VLC_EGENERIC;
+ }
+ else
+ {
+ msg_Warn( p_vout, "disabling tty handling, use with caution because "
+ "there is no way to return to the tty." );
+ }
+#endif
+#endif
- /* Set keyboard settings */
- if (tcgetattr(0, &p_vout->p_sys->old_termios) == -1)
+ psz_chroma = var_CreateGetNonEmptyString( p_vout, "fb-chroma" );
+ if( psz_chroma )
{
- msg_Err( p_vout, "tcgetattr failed" );
+ if( strlen( psz_chroma ) == 4 )
+ {
+ p_sys->i_chroma = VLC_FOURCC( psz_chroma[0],
+ psz_chroma[1],
+ psz_chroma[2],
+ psz_chroma[3] );
+ msg_Dbg( p_vout, "forcing chroma '%s'", psz_chroma );
+ }
+ else
+ {
+ msg_Warn( p_vout, "invalid chroma (%s), using defaults.",
+ psz_chroma );
+ }
+ free( psz_chroma );
+ psz_chroma = NULL;
}
- if (tcgetattr(0, &new_termios) == -1)
+ p_sys->i_aspect = -1;
+ psz_aspect = var_CreateGetNonEmptyString( p_vout, "fb-aspect-ratio" );
+ if( psz_aspect )
{
- msg_Err( p_vout, "tcgetattr failed" );
+ char *psz_parser = strchr( psz_aspect, ':' );
+
+ if( psz_parser )
+ {
+ *psz_parser++ = '\0';
+ p_sys->i_aspect = ( atoi( psz_aspect )
+ * VOUT_ASPECT_FACTOR ) / atoi( psz_parser );
+ }
+ msg_Dbg( p_vout, "using aspect ratio %d:%d",
+ atoi( psz_aspect ), atoi( psz_parser ) );
+
+ free( psz_aspect );
+ psz_aspect = NULL;
}
- /* new_termios.c_lflag &= ~ (ICANON | ISIG);
- new_termios.c_lflag |= (ECHO | ECHOCTL); */
- new_termios.c_lflag &= ~ (ICANON);
- new_termios.c_lflag &= ~(ECHO | ECHOCTL);
- new_termios.c_iflag = 0;
- new_termios.c_cc[VMIN] = 1;
- new_termios.c_cc[VTIME] = 0;
+ p_sys->b_auto = false;
+ i_mode = var_CreateGetInteger( p_vout, "fb-mode" );
+ switch( i_mode )
+ {
+ case 0: /* QCIF */
+ p_sys->i_width = 176;
+ p_sys->i_height = 144;
+ break;
+ case 1: /* CIF */
+ p_sys->i_width = 352;
+ p_sys->i_height = 288;
+ break;
+ case 2: /* NTSC */
+ p_sys->i_width = 640;
+ p_sys->i_height = 480;
+ break;
+ case 3: /* PAL */
+ p_sys->i_width = 704;
+ p_sys->i_height = 576;
+ break;
+ case 4:
+ default:
+ p_sys->b_auto = true;
+ break;
+ }
- if (tcsetattr(0, TCSAFLUSH, &new_termios) == -1)
+ /* tty handling */
+ if( p_sys->b_tty )
{
- msg_Err( p_vout, "tcsetattr failed" );
- }
+ GfxMode( p_sys->i_tty );
+
+ /* Set keyboard settings */
+ if( tcgetattr(0, &p_vout->p_sys->old_termios) == -1 )
+ {
+ msg_Err( p_vout, "tcgetattr failed" );
+ }
+
+ if( tcgetattr(0, &new_termios) == -1 )
+ {
+ msg_Err( p_vout, "tcgetattr failed" );
+ }
+
+ /* new_termios.c_lflag &= ~ (ICANON | ISIG);
+ new_termios.c_lflag |= (ECHO | ECHOCTL); */
+ new_termios.c_lflag &= ~ (ICANON);
+ new_termios.c_lflag &= ~(ECHO | ECHOCTL);
+ new_termios.c_iflag = 0;
+ new_termios.c_cc[VMIN] = 1;
+ new_termios.c_cc[VTIME] = 0;
+
+ if( tcsetattr(0, TCSAFLUSH, &new_termios) == -1 )
+ {
+ msg_Err( p_vout, "tcsetattr failed" );
+ }
+
+ ioctl( p_sys->i_tty, 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 = SwitchDisplay;
+ sigemptyset( &sig_tty.sa_mask );
+ if( sigaction( SIGUSR1, &sig_tty, &p_vout->p_sys->sig_usr1 ) ||
+ sigaction( SIGUSR2, &sig_tty, &p_vout->p_sys->sig_usr2 ) )
+ {
+ msg_Err( p_vout, "cannot set signal handler (%m)" );
+ tcsetattr(0, 0, &p_vout->p_sys->old_termios);
+ TextMode( p_sys->i_tty );
+ free( p_vout->p_sys );
+ return VLC_EGENERIC;
+ }
+
+ /* Set-up tty according to new signal handler */
+ if( -1 == ioctl( p_sys->i_tty, VT_GETMODE, &p_vout->p_sys->vt_mode ) )
+ {
+ msg_Err( p_vout, "cannot get terminal mode (%m)" );
+ sigaction( SIGUSR1, &p_vout->p_sys->sig_usr1, NULL );
+ sigaction( SIGUSR2, &p_vout->p_sys->sig_usr2, NULL );
+ tcsetattr(0, 0, &p_vout->p_sys->old_termios);
+ TextMode( p_sys->i_tty );
+ free( p_vout->p_sys );
+ return VLC_EGENERIC;
+ }
+ memcpy( &vt_mode, &p_vout->p_sys->vt_mode, sizeof( vt_mode ) );
+ vt_mode.mode = VT_PROCESS;
+ vt_mode.waitv = 0;
+ vt_mode.relsig = SIGUSR1;
+ vt_mode.acqsig = SIGUSR2;
- ioctl( p_vout->p_sys->i_tty, VT_RELDISP, VT_ACKACQ );
+ if( -1 == ioctl( p_sys->i_tty, VT_SETMODE, &vt_mode ) )
+ {
+ msg_Err( p_vout, "cannot set terminal mode (%m)" );
+ sigaction( SIGUSR1, &p_vout->p_sys->sig_usr1, NULL );
+ sigaction( SIGUSR2, &p_vout->p_sys->sig_usr2, NULL );
+ tcsetattr(0, 0, &p_vout->p_sys->old_termios);
+ TextMode( p_sys->i_tty );
+ free( p_vout->p_sys );
+ return VLC_EGENERIC;
+ }
+ }
- /* Set-up tty signal handler to be aware of tty changes */
- memset( &sig_tty, 0, sizeof( sig_tty ) );
- sig_tty.sa_handler = SwitchDisplay;
- sigemptyset( &sig_tty.sa_mask );
- if( sigaction( SIGUSR1, &sig_tty, &p_vout->p_sys->sig_usr1 ) ||
- sigaction( SIGUSR2, &sig_tty, &p_vout->p_sys->sig_usr2 ) )
+ if( OpenDisplay( p_vout ) )
{
- msg_Err( p_vout, "cannot set signal handler (%s)", strerror(errno) );
- tcsetattr(0, 0, &p_vout->p_sys->old_termios);
- TextMode( p_vout->p_sys->i_tty );
+ if( p_sys->b_tty )
+ {
+ ioctl( p_sys->i_tty, VT_SETMODE, &p_vout->p_sys->vt_mode );
+ sigaction( SIGUSR1, &p_vout->p_sys->sig_usr1, NULL );
+ sigaction( SIGUSR2, &p_vout->p_sys->sig_usr2, NULL );
+ tcsetattr(0, 0, &p_vout->p_sys->old_termios);
+ TextMode( p_sys->i_tty );
+ }
free( p_vout->p_sys );
- return( 1 );
+ return VLC_EGENERIC;
}
- /* Set-up tty according to new signal handler */
- if( -1 == ioctl( p_vout->p_sys->i_tty,
- VT_GETMODE, &p_vout->p_sys->vt_mode ) )
+ return VLC_SUCCESS;
+}
+
+
+/*****************************************************************************
+ * Destroy: destroy FB 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_tty )
{
- msg_Err( p_vout, "cannot get terminal mode (%s)", strerror(errno) );
+ /* Reset the terminal */
+ ioctl( p_vout->p_sys->i_tty, VT_SETMODE, &p_vout->p_sys->vt_mode );
+
+ /* Remove signal handlers */
sigaction( SIGUSR1, &p_vout->p_sys->sig_usr1, NULL );
sigaction( SIGUSR2, &p_vout->p_sys->sig_usr2, NULL );
- tcsetattr(0, 0, &p_vout->p_sys->old_termios);
+
+ /* Reset the keyboard state */
+ tcsetattr( 0, 0, &p_vout->p_sys->old_termios );
+
+ /* Return to text mode */
TextMode( p_vout->p_sys->i_tty );
- free( p_vout->p_sys );
- return( 1 );
}
- memcpy( &vt_mode, &p_vout->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( -1 == ioctl( p_vout->p_sys->i_tty, VT_SETMODE, &vt_mode ) )
+ /* Destroy structure */
+ free( p_vout->p_sys );
+}
+
+/*****************************************************************************
+ * NewPicture: allocate a picture
+ *****************************************************************************
+ * Returns 0 on success, -1 otherwise
+ *****************************************************************************/
+static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
+{
+ /* We know the chroma, allocate a buffer which will be used
+ * directly by the decoder */
+ p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
+ if( p_pic->p_sys == NULL )
{
- msg_Err( p_vout, "cannot set terminal mode (%s)", strerror(errno) );
- sigaction( SIGUSR1, &p_vout->p_sys->sig_usr1, NULL );
- sigaction( SIGUSR2, &p_vout->p_sys->sig_usr2, NULL );
- tcsetattr(0, 0, &p_vout->p_sys->old_termios);
- TextMode( p_vout->p_sys->i_tty );
- free( p_vout->p_sys );
- return( 1 );
+ return VLC_ENOMEM;
}
- if( OpenDisplay( p_vout ) )
+ /* Fill in picture_t fields */
+ vout_InitPicture( VLC_OBJECT(p_vout), p_pic, p_vout->output.i_chroma,
+ p_vout->output.i_width, p_vout->output.i_height,
+ p_vout->output.i_aspect );
+
+ p_pic->p_sys->p_data = malloc( p_vout->p_sys->i_page_size );
+ if( !p_pic->p_sys->p_data )
{
- ioctl( p_vout->p_sys->i_tty, VT_SETMODE, &p_vout->p_sys->vt_mode );
- sigaction( SIGUSR1, &p_vout->p_sys->sig_usr1, NULL );
- sigaction( SIGUSR2, &p_vout->p_sys->sig_usr2, NULL );
- tcsetattr(0, 0, &p_vout->p_sys->old_termios);
- TextMode( p_vout->p_sys->i_tty );
- free( p_vout->p_sys );
- return( 1 );
+ free( p_pic->p_sys );
+ p_pic->p_sys = NULL;
+ return VLC_ENOMEM;
+ }
+
+ p_pic->p->p_pixels = (uint8_t*) p_pic->p_sys->p_data;
+
+ p_pic->p->i_pixel_pitch = p_vout->p_sys->i_bytes_per_pixel;
+ p_pic->p->i_lines = p_vout->p_sys->var_info.yres;
+ p_pic->p->i_visible_lines = p_vout->p_sys->var_info.yres;
+
+ if( p_vout->p_sys->var_info.xres_virtual )
+ {
+ p_pic->p->i_pitch = p_vout->p_sys->var_info.xres_virtual
+ * p_vout->p_sys->i_bytes_per_pixel;
+ }
+ else
+ {
+ p_pic->p->i_pitch = p_vout->p_sys->var_info.xres
+ * p_vout->p_sys->i_bytes_per_pixel;
}
- return( 0 );
+ p_pic->p->i_visible_pitch = p_vout->p_sys->var_info.xres
+ * p_vout->p_sys->i_bytes_per_pixel;
+ p_pic->i_planes = 1;
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * FreePicture: destroy a picture allocated with NewPicture
+ *****************************************************************************
+ * Destroy Image AND associated data.
+ *****************************************************************************/
+static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
+{
+ free( p_pic->p_sys->p_data );
+ free( p_pic->p_sys );
+ p_pic->p_sys = NULL;
}
/*****************************************************************************
*****************************************************************************/
static int Init( vout_thread_t *p_vout )
{
+ vout_sys_t *p_sys = p_vout->p_sys;
int i_index;
- picture_t *p_pic;
+ picture_t *p_pic = NULL;
I_OUTPUTPICTURES = 0;
- /* Initialize the output structure: RGB with square pixels, whatever
- * the input format is, since it's the only format we know */
- switch( p_vout->p_sys->var_info.bits_per_pixel )
+ p_vout->output.i_width = p_vout->render.i_width;
+ p_vout->output.i_height = p_vout->render.i_height;
+ p_vout->output.i_aspect = p_vout->render.i_aspect;
+
+ p_vout->fmt_out = p_vout->fmt_in;
+ if( p_sys->i_chroma == 0 )
{
+ /* Initialize the output structure: RGB with square pixels, whatever
+ * the input format is, since it's the only format we know */
+ switch( p_sys->var_info.bits_per_pixel )
+ {
case 8: /* FIXME: set the palette */
p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2'); break;
case 15:
default:
msg_Err( p_vout, "unknown screen depth %i",
p_vout->p_sys->var_info.bits_per_pixel );
- return 0;
- }
+ return VLC_EGENERIC;
+ }
- /* Only useful for p_vout->p_sys->var_info.bits_per_pixel != 8 */
- p_vout->output.i_rmask = ( (1 << p_vout->p_sys->var_info.red.length) - 1 )
- << p_vout->p_sys->var_info.red.offset;
- p_vout->output.i_gmask = ( (1 << p_vout->p_sys->var_info.green.length) - 1 )
- << p_vout->p_sys->var_info.green.offset;
- p_vout->output.i_bmask = ( (1 << p_vout->p_sys->var_info.blue.length) - 1 )
- << p_vout->p_sys->var_info.blue.offset;
+ if( p_sys->var_info.bits_per_pixel != 8 )
+ {
+ p_vout->output.i_rmask = ( (1 << p_sys->var_info.red.length) - 1 )
+ << p_sys->var_info.red.offset;
+ p_vout->output.i_gmask = ( (1 << p_sys->var_info.green.length) - 1 )
+ << p_sys->var_info.green.offset;
+ p_vout->output.i_bmask = ( (1 << p_sys->var_info.blue.length) - 1 )
+ << p_sys->var_info.blue.offset;
+ }
+ }
+ else
+ {
+ p_vout->output.i_chroma = p_sys->i_chroma;
+ }
+ p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
- p_vout->output.i_width = p_vout->p_sys->i_width;
- p_vout->output.i_height = p_vout->p_sys->i_height;
+ p_vout->output.i_width =
+ p_vout->fmt_out.i_width =
+ p_vout->fmt_out.i_visible_width = p_sys->i_width;
+ p_vout->output.i_height =
+ p_vout->fmt_out.i_height =
+ p_vout->fmt_out.i_visible_height = p_sys->i_height;
/* Assume we have square pixels */
- p_vout->output.i_aspect = p_vout->p_sys->i_width
- * VOUT_ASPECT_FACTOR / p_vout->p_sys->i_height;
+ if( p_sys->i_aspect < 0 )
+ {
+ p_vout->output.i_aspect = ( p_sys->i_width
+ * VOUT_ASPECT_FACTOR ) / p_sys->i_height;
+ }
+ else p_vout->output.i_aspect = p_sys->i_aspect;
- /* Clear the screen */
- memset( p_vout->p_sys->p_video, 0, p_vout->p_sys->i_page_size );
+ p_vout->fmt_out.i_sar_num = p_vout->fmt_out.i_sar_den = 1;
+ p_vout->fmt_out.i_aspect = p_vout->render.i_aspect = p_vout->output.i_aspect;
+ p_vout->fmt_out.i_x_offset= p_vout->fmt_out.i_y_offset = 0;
- /* Try to initialize 1 direct buffer */
- p_pic = NULL;
+ /* Clear the screen */
+ memset( p_sys->p_video, 0, p_sys->i_page_size );
- /* Find an empty picture slot */
- for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
+ if( !p_sys->b_hw_accel )
{
- if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
+ /* Try to initialize up to MAX_DIRECTBUFFERS direct buffers */
+ while( I_OUTPUTPICTURES < MAX_DIRECTBUFFERS )
{
- p_pic = p_vout->p_picture + i_index;
- break;
+ p_pic = NULL;
+
+ /* Find an empty picture slot */
+ 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 || NewPicture( p_vout, p_pic ) )
+ {
+ break;
+ }
+
+ p_pic->i_status = DESTROYED_PICTURE;
+ p_pic->i_type = DIRECT_PICTURE;
+
+ PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
+
+ I_OUTPUTPICTURES++;
}
}
-
- /* Allocate the picture */
- if( p_pic == NULL )
+ else
{
- return 0;
- }
+ /* Try to initialize 1 direct buffer */
+ p_pic = NULL;
- /* We know the chroma, allocate a buffer which will be used
- * directly by the decoder */
- p_pic->p->p_pixels = p_vout->p_sys->p_video;
- p_pic->p->i_pixel_pitch = p_vout->p_sys->i_bytes_per_pixel;
- p_pic->p->i_lines = p_vout->p_sys->var_info.yres;
+ /* Find an empty picture slot */
+ 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;
+ }
+ }
- if( p_vout->p_sys->var_info.xres_virtual )
- {
- p_pic->p->i_pitch = p_vout->p_sys->var_info.xres_virtual
- * p_vout->p_sys->i_bytes_per_pixel;
- }
- else
- {
- p_pic->p->i_pitch = p_vout->p_sys->var_info.xres
- * p_vout->p_sys->i_bytes_per_pixel;
- }
+ /* Allocate the picture */
+ if( p_pic == NULL )
+ {
+ return VLC_EGENERIC;
+ }
- p_pic->p->i_visible_pitch = p_vout->p_sys->var_info.xres
- * p_vout->p_sys->i_bytes_per_pixel;
+ /* We know the chroma, allocate a buffer which will be used
+ * directly by the decoder */
+ p_pic->p->p_pixels = p_vout->p_sys->p_video;
+ p_pic->p->i_pixel_pitch = p_vout->p_sys->i_bytes_per_pixel;
+ p_pic->p->i_lines = p_vout->p_sys->var_info.yres;
+ p_pic->p->i_visible_lines = p_vout->p_sys->var_info.yres;
- p_pic->i_planes = 1;
+ if( p_vout->p_sys->var_info.xres_virtual )
+ {
+ p_pic->p->i_pitch = p_vout->p_sys->var_info.xres_virtual
+ * p_vout->p_sys->i_bytes_per_pixel;
+ }
+ else
+ {
+ p_pic->p->i_pitch = p_vout->p_sys->var_info.xres
+ * p_vout->p_sys->i_bytes_per_pixel;
+ }
- p_pic->i_status = DESTROYED_PICTURE;
- p_pic->i_type = DIRECT_PICTURE;
+ p_pic->p->i_visible_pitch = p_vout->p_sys->var_info.xres
+ * p_vout->p_sys->i_bytes_per_pixel;
+ p_pic->i_planes = 1;
+ p_pic->i_status = DESTROYED_PICTURE;
+ p_pic->i_type = DIRECT_PICTURE;
- PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
+ PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
- I_OUTPUTPICTURES++;
+ I_OUTPUTPICTURES++;
+ }
- return 0;
+ return VLC_SUCCESS;
}
/*****************************************************************************
*****************************************************************************/
static void End( vout_thread_t *p_vout )
{
+ if( !p_vout->p_sys->b_hw_accel )
+ {
+ int i_index;
+
+ /* Free the direct buffers we allocated */
+ for( i_index = I_OUTPUTPICTURES ; i_index ; )
+ {
+ i_index--;
+ FreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
+ }
+
+ }
/* Clear the screen */
memset( p_vout->p_sys->p_video, 0, p_vout->p_sys->i_page_size );
}
/*****************************************************************************
- * Destroy: destroy FB video thread output method
- *****************************************************************************
- * Terminate an output method created by Create
+ * Control: control facility for the vout
*****************************************************************************/
-static void Destroy( vlc_object_t *p_this )
+static int Control( vout_thread_t *p_vout, int i_query, va_list args )
{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
-
- CloseDisplay( p_vout );
-
- /* Reset the terminal */
- ioctl( p_vout->p_sys->i_tty, VT_SETMODE, &p_vout->p_sys->vt_mode );
-
- /* Remove signal handlers */
- sigaction( SIGUSR1, &p_vout->p_sys->sig_usr1, NULL );
- sigaction( SIGUSR2, &p_vout->p_sys->sig_usr2, NULL );
-
- /* Reset the keyboard state */
- tcsetattr( 0, 0, &p_vout->p_sys->old_termios );
-
- /* Return to text mode */
- TextMode( p_vout->p_sys->i_tty );
-
- /* Destroy structure */
- free( p_vout->p_sys );
+ switch( i_query )
+ {
+ default:
+ return vout_vaControlDefault( p_vout, i_query, args );
+ }
}
/*****************************************************************************
static int Manage( vout_thread_t *p_vout )
{
#if 0
- u8 buf;
+ uint8_t buf;
if ( read(0, &buf, 1) == 1)
{
switch( buf )
{
case 'q':
- p_vout->p_vlc->b_die = 1;
+ vlc_object_kill( p_vout->p_libvlc );
break;
default:
if( Init( p_vout ) )
{
msg_Err( p_vout, "cannot reinit framebuffer screen" );
- return( 1 );
+ return VLC_EGENERIC;
}
/* Clear screen */
#endif
}
- return 0;
+ return VLC_SUCCESS;
}
/*****************************************************************************
*****************************************************************************/
static void Display( vout_thread_t *p_vout, picture_t *p_pic )
{
+static int panned=0;
/* swap the two Y offsets if the drivers supports panning */
if( p_vout->p_sys->b_pan )
{
p_vout->p_sys->var_info.yoffset = 0;
/*p_vout->p_sys->var_info.yoffset = p_vout->p_sys->var_info.yres; */
-
+
/* the X offset should be 0, but who knows ...
* some other app might have played with the framebuffer */
p_vout->p_sys->var_info.xoffset = 0;
- ioctl( p_vout->p_sys->i_fd,
- FBIOPAN_DISPLAY, &p_vout->p_sys->var_info );
+ if( panned < 0 )
+ {
+ ioctl( p_vout->p_sys->i_fd,
+ FBIOPAN_DISPLAY, &p_vout->p_sys->var_info );
+ panned++;
+ }
+ }
+
+ if( !p_vout->p_sys->b_hw_accel )
+ {
+ vlc_memcpy( p_vout->p_sys->p_video, p_pic->p->p_pixels,
+ p_vout->p_sys->i_page_size );
}
}
#if 0
-static void SetPalette( vout_thread_t *p_vout,
- u16 *red, u16 *green, u16 *blue, u16 *transp )
+static void SetPalette( vout_thread_t *p_vout, uint16_t *red, uint16_t *green,
+ uint16_t *blue, uint16_t *transp )
{
struct fb_cmap cmap = { 0, 256, red, green, blue, transp };
*****************************************************************************/
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 */
struct fb_fix_screeninfo fix_info; /* framebuffer fix information */
if( !(psz_device = config_GetPsz( p_vout, FB_DEV_VAR )) )
{
msg_Err( p_vout, "don't know which fb device to open" );
- return( 1 );
+ return VLC_EGENERIC;
}
- p_vout->p_sys->i_fd = open( psz_device, O_RDWR);
-
- if( p_vout->p_sys->i_fd == -1 )
+ p_sys->i_fd = open( psz_device, O_RDWR);
+ if( p_sys->i_fd == -1 )
{
- msg_Err( p_vout, "cannot open %s (%s)", psz_device, strerror(errno) );
+ msg_Err( p_vout, "cannot open %s (%m)", psz_device );
free( psz_device );
- return( 1 );
+ return VLC_EGENERIC;
}
free( psz_device );
+ psz_device = NULL;
- /* Get framebuffer device informations */
- if( ioctl( p_vout->p_sys->i_fd,
- FBIOGET_VSCREENINFO, &p_vout->p_sys->var_info ) )
+ /* Get framebuffer device information */
+ if( ioctl( p_sys->i_fd, FBIOGET_VSCREENINFO, &p_sys->var_info ) )
{
- msg_Err( p_vout, "cannot get fb info (%s)", strerror(errno) );
- close( p_vout->p_sys->i_fd );
- return( 1 );
+ msg_Err( p_vout, "cannot get fb info (%m)" );
+ close( p_sys->i_fd );
+ return VLC_EGENERIC;
}
- if( ioctl( p_vout->p_sys->i_fd,
- FBIOGET_VSCREENINFO, &p_vout->p_sys->old_info ) )
+ memcpy( &p_sys->old_info, &p_sys->var_info,
+ sizeof( struct fb_var_screeninfo ) );
+
+ /* Get some info on the framebuffer itself */
+ if( !p_sys->b_auto )
{
- msg_Err( p_vout, "cannot get 2nd fb info (%s)", strerror(errno) );
- close( p_vout->p_sys->i_fd );
- return( 1 );
+ p_sys->var_info.xres = p_sys->var_info.xres_virtual = p_sys->i_width;
+ p_sys->var_info.yres = p_sys->var_info.yres_virtual = p_sys->i_height;
+ p_vout->fmt_out.i_width = p_sys->i_width;
+ p_vout->fmt_out.i_height = p_sys->i_height;
}
/* Set some attributes */
- p_vout->p_sys->var_info.activate = FB_ACTIVATE_NXTOPEN;
- p_vout->p_sys->var_info.xoffset = 0;
- p_vout->p_sys->var_info.yoffset = 0;
+ p_sys->var_info.activate = p_sys->b_tty
+ ? FB_ACTIVATE_NXTOPEN
+ : FB_ACTIVATE_NOW;
+ p_sys->var_info.xoffset = 0;
+ p_sys->var_info.yoffset = 0;
- if( ioctl( p_vout->p_sys->i_fd,
- FBIOPUT_VSCREENINFO, &p_vout->p_sys->var_info ) )
+ if( ioctl( p_sys->i_fd, FBIOPUT_VSCREENINFO, &p_sys->var_info ) )
{
- msg_Err( p_vout, "cannot set fb info (%s)", strerror(errno) );
- close( p_vout->p_sys->i_fd );
- return( 1 );
+ msg_Err( p_vout, "cannot set fb info (%m)" );
+ close( p_sys->i_fd );
+ return VLC_EGENERIC;
}
- /* Get some informations again, in the definitive configuration */
- if( ioctl( p_vout->p_sys->i_fd, FBIOGET_FSCREENINFO, &fix_info )
- || ioctl( p_vout->p_sys->i_fd,
- FBIOGET_VSCREENINFO, &p_vout->p_sys->var_info ) )
+ /* Get some information again, in the definitive configuration */
+ if( ioctl( p_sys->i_fd, FBIOGET_FSCREENINFO, &fix_info )
+ || ioctl( p_sys->i_fd, FBIOGET_VSCREENINFO, &p_sys->var_info ) )
{
- msg_Err( p_vout, "cannot get additional fb info (%s)",
- strerror(errno) );
+ msg_Err( p_vout, "cannot get additional fb info (%m)" );
/* Restore fb config */
- ioctl( p_vout->p_sys->i_fd,
- FBIOPUT_VSCREENINFO, &p_vout->p_sys->var_info );
+ ioctl( p_sys->i_fd, FBIOPUT_VSCREENINFO, &p_sys->old_info );
- close( p_vout->p_sys->i_fd );
- return( 1 );
+ close( p_sys->i_fd );
+ return VLC_EGENERIC;
}
+ /* If the fb has limitations on mode change,
+ * then keep the resolution of the fb */
+ if( (p_sys->i_height != p_sys->var_info.yres) ||
+ (p_sys->i_width != p_sys->var_info.xres) )
+ {
+ p_sys->b_auto = true;
+ msg_Warn( p_vout,
+ "using framebuffer native resolution instead of requested (%ix%i)",
+ p_sys->i_width, p_sys->i_height );
+ }
+ p_sys->i_height = p_sys->var_info.yres;
+ p_sys->i_width = p_sys->var_info.xres_virtual
+ ? p_sys->var_info.xres_virtual
+ : p_sys->var_info.xres;
+
/* FIXME: if the image is full-size, it gets cropped on the left
* because of the xres / xres_virtual slight difference */
- msg_Dbg( p_vout, "%ix%i (virtual %ix%i)",
- p_vout->p_sys->var_info.xres, p_vout->p_sys->var_info.yres,
- p_vout->p_sys->var_info.xres_virtual,
- p_vout->p_sys->var_info.yres_virtual );
-
- p_vout->p_sys->i_height = p_vout->p_sys->var_info.yres;
- p_vout->p_sys->i_width = p_vout->p_sys->var_info.xres_virtual
- ? p_vout->p_sys->var_info.xres_virtual
- : p_vout->p_sys->var_info.xres;
+ msg_Dbg( p_vout, "%ix%i (virtual %ix%i) (request %ix%i)",
+ p_sys->var_info.xres, p_sys->var_info.yres,
+ p_sys->var_info.xres_virtual,
+ p_sys->var_info.yres_virtual,
+ p_sys->i_width, p_sys->i_height );
- p_vout->p_sys->p_palette = NULL;
- p_vout->p_sys->b_pan = ( fix_info.ypanstep || fix_info.ywrapstep );
+ p_sys->p_palette = NULL;
+ p_sys->b_pan = ( fix_info.ypanstep || fix_info.ywrapstep );
- switch( p_vout->p_sys->var_info.bits_per_pixel )
+ switch( p_sys->var_info.bits_per_pixel )
{
case 8:
- p_vout->p_sys->p_palette = malloc( 8 * 256 * sizeof( u16 ) );
- p_vout->p_sys->fb_cmap.start = 0;
- p_vout->p_sys->fb_cmap.len = 256;
- p_vout->p_sys->fb_cmap.red = p_vout->p_sys->p_palette;
- p_vout->p_sys->fb_cmap.green = p_vout->p_sys->p_palette + 256 * sizeof( u16 );
- p_vout->p_sys->fb_cmap.blue = p_vout->p_sys->p_palette + 2 * 256 * sizeof( u16 );
- p_vout->p_sys->fb_cmap.transp = p_vout->p_sys->p_palette + 3 * 256 * sizeof( u16 );
+ p_sys->p_palette = malloc( 8 * 256 * sizeof( uint16_t ) );
+ if( !p_sys->p_palette )
+ {
+ /* Restore fb config */
+ ioctl( p_sys->i_fd, FBIOPUT_VSCREENINFO, &p_sys->old_info );
+
+ close( p_sys->i_fd );
+ return VLC_ENOMEM;
+ }
+ p_sys->fb_cmap.start = 0;
+ p_sys->fb_cmap.len = 256;
+ p_sys->fb_cmap.red = p_sys->p_palette;
+ p_sys->fb_cmap.green = p_sys->p_palette + 256 * sizeof( uint16_t );
+ p_sys->fb_cmap.blue = p_sys->p_palette + 2 * 256 * sizeof( uint16_t );
+ p_sys->fb_cmap.transp = p_sys->p_palette + 3 * 256 * sizeof( uint16_t );
/* Save the colormap */
- ioctl( p_vout->p_sys->i_fd, FBIOGETCMAP, &p_vout->p_sys->fb_cmap );
+ ioctl( p_sys->i_fd, FBIOGETCMAP, &p_sys->fb_cmap );
- p_vout->p_sys->i_bytes_per_pixel = 1;
+ p_sys->i_bytes_per_pixel = 1;
break;
case 15:
case 16:
- p_vout->p_sys->i_bytes_per_pixel = 2;
+ p_sys->i_bytes_per_pixel = 2;
break;
case 24:
- p_vout->p_sys->i_bytes_per_pixel = 3;
+ p_sys->i_bytes_per_pixel = 3;
break;
case 32:
- p_vout->p_sys->i_bytes_per_pixel = 4;
+ p_sys->i_bytes_per_pixel = 4;
break;
default:
msg_Err( p_vout, "screen depth %d is not supported",
- p_vout->p_sys->var_info.bits_per_pixel );
+ p_sys->var_info.bits_per_pixel );
/* Restore fb config */
- ioctl( p_vout->p_sys->i_fd,
- FBIOPUT_VSCREENINFO, &p_vout->p_sys->var_info );
+ ioctl( p_sys->i_fd, FBIOPUT_VSCREENINFO, &p_sys->old_info );
- close( p_vout->p_sys->i_fd );
- return 1;
+ close( p_sys->i_fd );
+ return VLC_EGENERIC;
}
- p_vout->p_sys->i_page_size = p_vout->p_sys->i_width *
- p_vout->p_sys->i_height * p_vout->p_sys->i_bytes_per_pixel;
+ p_sys->i_page_size = p_sys->i_width * p_sys->i_height *
+ p_sys->i_bytes_per_pixel;
/* Map a framebuffer at the beginning */
- p_vout->p_sys->p_video = mmap( 0, p_vout->p_sys->i_page_size,
- PROT_READ | PROT_WRITE, MAP_SHARED,
- p_vout->p_sys->i_fd, 0 );
+ p_sys->p_video = mmap( 0, p_sys->i_page_size,
+ PROT_READ | PROT_WRITE, MAP_SHARED,
+ p_sys->i_fd, 0 );
- if( p_vout->p_sys->p_video == ((void*)-1) )
+ if( p_sys->p_video == ((void*)-1) )
{
- msg_Err( p_vout, "cannot map video memory (%s)", strerror(errno) );
+ msg_Err( p_vout, "cannot map video memory (%m)" );
- if( p_vout->p_sys->var_info.bits_per_pixel == 8 )
+ if( p_sys->var_info.bits_per_pixel == 8 )
{
- free( p_vout->p_sys->p_palette );
+ free( p_sys->p_palette );
+ p_sys->p_palette = NULL;
}
/* Restore fb config */
- ioctl( p_vout->p_sys->i_fd,
- FBIOPUT_VSCREENINFO, &p_vout->p_sys->var_info );
+ ioctl( p_sys->i_fd, FBIOPUT_VSCREENINFO, &p_vout->p_sys->old_info );
- close( p_vout->p_sys->i_fd );
- return( 1 );
+ close( p_sys->i_fd );
+ return VLC_EGENERIC;
}
msg_Dbg( p_vout, "framebuffer type=%d, visual=%d, ypanstep=%d, "
"ywrap=%d, accel=%d", fix_info.type, fix_info.visual,
fix_info.ypanstep, fix_info.ywrapstep, fix_info.accel );
- return( 0 );
+ return VLC_SUCCESS;
}
/*****************************************************************************
memset( p_vout->p_sys->p_video, 0, p_vout->p_sys->i_page_size );
/* Restore palette */
- if( p_vout->p_sys->var_info.bits_per_pixel == 8 );
+ if( p_vout->p_sys->var_info.bits_per_pixel == 8 )
{
ioctl( p_vout->p_sys->i_fd,
FBIOPUTCMAP, &p_vout->p_sys->fb_cmap );
free( p_vout->p_sys->p_palette );
+ p_vout->p_sys->p_palette = NULL;
}
/* Restore fb config */
ioctl( p_vout->p_sys->i_fd,
- FBIOPUT_VSCREENINFO, &p_vout->p_sys->var_info );
+ FBIOPUT_VSCREENINFO, &p_vout->p_sys->old_info );
/* Close fb */
close( p_vout->p_sys->i_fd );
* This function activates or deactivates the output of the thread. It is
* called by the VT driver, on terminal change.
*****************************************************************************/
-static void SwitchDisplay(int i_signal)
+static void SwitchDisplay( int i_signal )
{
#if 0
vout_thread_t *p_vout;
{
case SIGUSR1: /* vt has been released */
p_vout->b_active = 0;
- ioctl( p_vout->p_sys->i_tty, VT_RELDISP, 1 );
+ ioctl( p_sys->i_tty, VT_RELDISP, 1 );
break;
case SIGUSR2: /* vt has been acquired */
p_vout->b_active = 1;
- ioctl( p_vout->p_sys->i_tty, VT_RELDISP, VT_ACTIVATE );
+ ioctl( p_sys->i_tty, VT_RELDISP, VT_ACTIVATE );
/* handle blanking */
vlc_mutex_lock( &p_vout->change_lock );
p_vout->i_changes |= VOUT_SIZE_CHANGE;
/*msg_Err( p_vout, "failed ioctl KDSETMODE KD_GRAPHICS" );*/
}
}
-
projects / vlc / blobdiff