/*****************************************************************************
* time.c : time display video plugin for vlc
*****************************************************************************
- * Copyright (C) 2003-2004 VideoLAN
+ * Copyright (C) 2003-2005 VideoLAN
* $Id$
*
* Authors: Sigmund Augdal <sigmunau@idi.ntnu.no>
static int CreateFilter ( vlc_object_t * );
static void DestroyFilter( vlc_object_t * );
static subpicture_t *Filter( filter_t *, mtime_t );
+static int TimeCallback( vlc_object_t *p_this, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t newval,
+ void *p_data );
+static int pi_color_values[] = { 0xf0000000, 0x00000000, 0x00808080, 0x00C0C0C0,
+ 0x00FFFFFF, 0x00800000, 0x00FF0000, 0x00FF00FF, 0x00FFFF00,
+ 0x00808000, 0x00008000, 0x00008080, 0x0000FF00, 0x00800080,
+ 0x00000080, 0x000000FF, 0x0000FFFF};
+static char *ppsz_color_descriptions[] = { N_("Default"), N_("Black"),
+ N_("Gray"), N_("Silver"), N_("White"), N_("Maroon"), N_("Red"),
+ N_("Fuchsia"), N_("Yellow"), N_("Olive"), N_("Green"),
+ N_("Teal"), N_("Lime"), N_("Purple"), N_("Navy"), N_("Blue"),
+ N_("Aqua") };
/*****************************************************************************
* filter_sys_t: time filter descriptor
{
int i_xoff, i_yoff; /* offsets for the display string in the video window */
char *psz_format; /* time format string */
+ int i_pos; /* permit relative positioning (top, bottom, left, right, center) */
+ int i_font_color, i_font_opacity; /* font color control */
+ vlc_bool_t b_absolute; /* position control, relative vs. absolute */
time_t last_time;
};
#define POSX_LONGTEXT N_("X offset, from the left screen edge" )
#define POSY_TEXT N_("Y offset, from the top")
#define POSY_LONGTEXT N_("Y offset, down from the top" )
+#define OPACITY_TEXT N_("Opacity, -1..255")
+#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of overlay text. " \
+ "-1 = use freetype-opacity, 0 = transparent, 255 = totally opaque. " )
+#define COLOR_TEXT N_("Text Default Color")
+#define COLOR_LONGTEXT N_("The color of overlay text. 1 byte for each color, hexadecimal." \
+ "-1 = use freetype-color, #000000 = all colors off, " \
+ "0xFF0000 = just Red, 0xFFFFFF = all color on [White]" )
+#define POS_TEXT N_("Time position")
+#define POS_LONGTEXT N_( \
+ "You can enforce the time position on the video " \
+ "(0=center, 1=left, 2=right, 4=top, 8=bottom, you can " \
+ "also use combinations of these values by adding them).")
+
+static int pi_pos_values[] = { 0, 1, 2, 4, 8, 5, 6, 9, 10 };
+static char *ppsz_pos_descriptions[] =
+ { N_("Center"), N_("Left"), N_("Right"), N_("Top"), N_("Bottom"),
+ N_("Top-Left"), N_("Top-Right"), N_("Bottom-Left"), N_("Bottom-Right") };
/*****************************************************************************
* Module descriptor
set_subcategory( SUBCAT_VIDEO_SUBPIC );
set_callbacks( CreateFilter, DestroyFilter );
add_string( "time-format", "%Y-%m-%d %H:%M:%S", NULL, MSG_TEXT, MSG_LONGTEXT, VLC_FALSE );
- add_integer( "time-x", 0, NULL, POSX_TEXT, POSX_LONGTEXT, VLC_FALSE );
+ add_integer( "time-x", -1, NULL, POSX_TEXT, POSX_LONGTEXT, VLC_FALSE );
add_integer( "time-y", 0, NULL, POSY_TEXT, POSY_LONGTEXT, VLC_FALSE );
+ add_integer( "time-position", 9, NULL, POS_TEXT, POS_LONGTEXT, VLC_TRUE );
+ /* 9 sets the default to bottom-left, minimizing jitter */
+ change_integer_list( pi_pos_values, ppsz_pos_descriptions, 0 );
+ add_integer_with_range( "time-opacity", -1, -1, 255, NULL,
+ OPACITY_TEXT, OPACITY_LONGTEXT, VLC_FALSE );
+ add_integer( "time-color", -1, NULL, COLOR_TEXT, COLOR_LONGTEXT, VLC_TRUE );
+ change_integer_list( pi_color_values, ppsz_color_descriptions, 0 );
set_description( _("Time display sub filter") );
add_shortcut( "time" );
vlc_module_end();
/*****************************************************************************
- * CreateFilter: allocates logo video filter
+ * CreateFilter: allocates time video filter
*****************************************************************************/
static int CreateFilter( vlc_object_t *p_this )
{
filter_t *p_filter = (filter_t *)p_this;
filter_sys_t *p_sys;
- vlc_value_t val;
+ vlc_object_t *p_input;
+ vlc_value_t val;
/* Allocate structure */
p_sys = p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
msg_Err( p_filter, "out of memory" );
return VLC_ENOMEM;
}
+ /* Hook used for callback variables */
+ p_input = vlc_object_find( p_this, VLC_OBJECT_INPUT, FIND_ANYWHERE );
+ if( !p_input )
+ {
+ return VLC_ENOOBJ;
+ }
+
+ p_sys->i_xoff = var_CreateGetInteger( p_input->p_libvlc , "time-x" );
+ p_sys->i_yoff = var_CreateGetInteger( p_input->p_libvlc , "time-y" );
+ p_sys->psz_format = var_CreateGetString( p_input->p_libvlc, "time-format" );
+ p_sys->i_pos = var_CreateGetInteger( p_input->p_libvlc , "time-position" );
+ var_Create( p_input->p_libvlc, "time-opacity", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
+ p_sys->i_font_opacity = var_CreateGetInteger( p_input->p_libvlc , "time-opacity" );
+ p_sys->i_font_color = var_CreateGetInteger( p_input->p_libvlc , "time-color" );
+
+ var_AddCallback( p_input->p_libvlc, "time-x", TimeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "time-y", TimeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "time-format", TimeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "time-position", TimeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "time-color", TimeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "time-opacity", TimeCallback, p_sys );
- var_Create( p_this, "time-x", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_filter, "time-x", &val );
- p_sys->i_xoff = val.i_int;
- var_Create( p_this, "time-y", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_filter, "time-y", &val );
- p_sys->i_yoff = val.i_int;
- p_sys->psz_format = var_CreateGetString( p_this, "time-format" );
+ vlc_object_release( p_input );
/* Misc init */
p_filter->pf_sub_filter = Filter;
{
filter_t *p_filter = (filter_t *)p_this;
filter_sys_t *p_sys = p_filter->p_sys;
+ vlc_object_t *p_input;
if( p_sys->psz_format ) free( p_sys->psz_format );
free( p_sys );
+ /* Delete the time variables */
+ p_input = vlc_object_find( p_this, VLC_OBJECT_INPUT, FIND_ANYWHERE );
+ if( !p_input )
+ {
+ return;
+ }
+ var_Destroy( p_input->p_libvlc , "time-format" );
+ var_Destroy( p_input->p_libvlc , "time-x" );
+ var_Destroy( p_input->p_libvlc , "time-y" );
+ var_Destroy( p_input->p_libvlc , "time-position" );
+ var_Destroy( p_input->p_libvlc , "time-color");
+ var_Destroy( p_input->p_libvlc , "time-opacity");
+ vlc_object_release( p_input );
}
-
static char *FormatTime(char *tformat )
{
char buffer[255];
if( p_sys->last_time == time( NULL ) ) return NULL;
+ p_sys->b_absolute = VLC_TRUE;
+ if( p_sys->i_xoff < 0 || p_sys->i_yoff < 0 )
+ {
+ p_sys->b_absolute = VLC_FALSE;
+ }
+
p_spu = p_filter->pf_sub_buffer_new( p_filter );
if( !p_spu ) return NULL;
-
+
+ p_spu->b_absolute = p_sys->b_absolute;
memset( &fmt, 0, sizeof(video_format_t) );
fmt.i_chroma = VLC_FOURCC('T','E','X','T');
fmt.i_aspect = 0;
fmt.i_width = fmt.i_height = 0;
fmt.i_x_offset = 0;
fmt.i_y_offset = 0;
-
p_spu->p_region = p_spu->pf_create_region( VLC_OBJECT(p_filter), &fmt );
if( !p_spu->p_region )
{
p_spu->b_absolute = VLC_FALSE;
p_spu->i_x = p_sys->i_xoff;
p_spu->i_y = p_sys->i_yoff;
+ p_spu->p_region->i_font_color = p_sys->i_font_color;
+ p_spu->p_region->i_font_opacity = p_sys->i_font_opacity;;
+
+ p_spu->i_flags = p_sys->i_pos;
- p_spu->i_flags = OSD_ALIGN_LEFT|OSD_ALIGN_TOP ;
return p_spu;
}
+/**********************************************************************
+ * Callback to update params on the fly
+ **********************************************************************/
+static int TimeCallback( vlc_object_t *p_this, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t newval,
+ void *p_data )
+{
+ filter_sys_t *p_sys = (filter_sys_t *) p_data;
+
+ if( !strncmp( psz_var, "time-format", 11 ) )
+ {
+ if( p_sys->psz_format ) free( p_sys->psz_format );
+ p_sys->psz_format = strdup( newval.psz_string );
+ }
+ else if ( !strncmp( psz_var, "time-x", 6 ) )
+ {
+ p_sys->i_xoff = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "time-y", 6 ) )
+ {
+ p_sys->i_yoff = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "time-color", 8 ) ) /* "time-col" */
+ {
+ p_sys->i_font_color = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "time-opacity", 8 ) ) /* "time-opa" */
+ {
+ p_sys->i_font_opacity = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "time-position", 8 ) )
+ /* willing to accept a match against time-pos */
+ {
+ p_sys->i_pos = newval.i_int;
+ p_sys->i_xoff = -1; /* force to relative positioning */
+ }
+ return VLC_SUCCESS;
+}