-/*****************************************************************************\r
- * marq.c : marquee display video plugin for vlc\r
- *****************************************************************************\r
- * Copyright (C) 2003-2005 VideoLAN\r
- * $Id: time.c 8751 2004-09-20 21:51:41Z gbazin $\r
- *\r
- * Authors: Mark Moriarty\r
- *\r
- * This program is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.\r
- *****************************************************************************/\r
-\r
-/*****************************************************************************\r
- * Preamble\r
- *****************************************************************************/\r
-#include <stdlib.h> /* malloc(), free() */\r
-#include <string.h>\r
-\r
-#include <vlc/vlc.h>\r
-#include <vlc/vout.h>\r
-\r
-#include "vlc_filter.h"\r
-#include "vlc_block.h"\r
-#include "osd.h"\r
-\r
-/*****************************************************************************\r
- * Local prototypes\r
- *****************************************************************************/\r
-static int CreateFilter ( vlc_object_t * );\r
-static void DestroyFilter( vlc_object_t * );\r
-static subpicture_t *Filter( filter_t *, mtime_t );\r
-\r
-\r
-static int MarqueeCallback( vlc_object_t *p_this, char const *psz_var,\r
- vlc_value_t oldval, vlc_value_t newval,\r
- void *p_data );\r
-static int pi_color_values[] = { 0xf0000000, 0x00000000, 0x00808080, 0x00C0C0C0, \r
- 0x00FFFFFF, 0x00800000, 0x00FF0000, 0x00FF00FF, 0x00FFFF00, \r
- 0x00808000, 0x00008000, 0x00008080, 0x0000FF00, 0x00800080, \r
- 0x00000080, 0x000000FF, 0x0000FFFF}; \r
-static char *ppsz_color_descriptions[] = { N_("Default"), N_("Black"), \r
- N_("Gray"), N_("Silver"), N_("White"), N_("Maroon"), N_("Red"),\r
- N_("Fuchsia"), N_("Yellow"), N_("Olive"), N_("Green"), \r
- N_("Teal"), N_("Lime"), N_("Purple"), N_("Navy"), N_("Blue"), \r
- N_("Aqua") };\r
-\r
-/*****************************************************************************\r
- * filter_sys_t: marquee filter descriptor\r
- *****************************************************************************/\r
-struct filter_sys_t\r
-{\r
- int i_xoff, i_yoff; /* offsets for the display string in the video window */\r
- int i_pos; /* permit relative positioning (top, bottom, left, right, center) */\r
- int i_timeout;\r
-\r
- char *psz_marquee; /* marquee string */\r
-\r
- int i_font_color, i_font_opacity, i_font_size; /* font control */\r
- \r
- time_t last_time;\r
- vlc_bool_t b_absolute; /* position control, relative vs. absolute */\r
-\r
- vlc_bool_t b_need_update;\r
-};\r
-\r
-#define MSG_TEXT N_("Marquee text")\r
-#define MSG_LONGTEXT N_("Marquee text to display")\r
-#define POSX_TEXT N_("X offset, from left")\r
-#define POSX_LONGTEXT N_("X offset, from the left screen edge" )\r
-#define POSY_TEXT N_("Y offset, from the top")\r
-#define POSY_LONGTEXT N_("Y offset, down from the top" )\r
-#define TIMEOUT_TEXT N_("Marquee timeout")\r
-#define TIMEOUT_LONGTEXT N_("Defines the time the marquee must remain " \\r
- "displayed, in milliseconds. Default value is " \\r
- "0 (remain forever).")\r
-#define OPACITY_TEXT N_("Opacity, -1..255")\r
-#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of overlay text. " \\r
- "-1 = use freetype-opacity, 0 = transparent, 255 = totally opaque. " )\r
-#define SIZE_TEXT N_("Font size, pixels")\r
-#define SIZE_LONGTEXT N_("Specify the font size, in pixels, " \\r
- "with -1 = use freetype-fontsize" )\r
-\r
-#define COLOR_TEXT N_("Text Default Color")\r
-#define COLOR_LONGTEXT N_("The color of overlay text. 1 byte for each color, hexadecimal." \\r
- "-1 = use freetype-color, #000000 = all colors off, " \\r
- "0xFF0000 = just Red, 0xFFFFFF = all color on [White]" )\r
-\r
-#define POS_TEXT N_("Marquee position")\r
-#define POS_LONGTEXT N_( \\r
- "You can enforce the marquee position on the video " \\r
- "(0=center, 1=left, 2=right, 4=top, 8=bottom, you can " \\r
- "also use combinations of these values by adding them).")\r
-\r
-static int pi_pos_values[] = { 0, 1, 2, 4, 8, 5, 6, 9, 10 };\r
-static char *ppsz_pos_descriptions[] =\r
- { N_("Center"), N_("Left"), N_("Right"), N_("Top"), N_("Bottom"),\r
- N_("Top-Left"), N_("Top-Right"), N_("Bottom-Left"), N_("Bottom-Right") };\r
-\r
-/*****************************************************************************\r
- * Module descriptor\r
- *****************************************************************************/\r
-vlc_module_begin();\r
- set_capability( "sub filter", 0 );\r
- set_shortname( N_("Marquee" ));\r
- set_callbacks( CreateFilter, DestroyFilter );\r
- set_category( CAT_VIDEO );\r
- set_subcategory( SUBCAT_VIDEO_SUBPIC );\r
- add_string( "marq-marquee", "Marquee", NULL, MSG_TEXT, MSG_LONGTEXT, VLC_FALSE );\r
- add_integer( "marq-x", -1, NULL, POSX_TEXT, POSX_LONGTEXT, VLC_FALSE );\r
- add_integer( "marq-y", 0, NULL, POSY_TEXT, POSY_LONGTEXT, VLC_FALSE );\r
- add_integer( "marq-timeout", 0, NULL, TIMEOUT_TEXT, TIMEOUT_LONGTEXT,\r
- VLC_FALSE );\r
- add_integer( "marq-position", 5, NULL, POS_TEXT, POS_LONGTEXT, VLC_TRUE );\r
- /* 5 sets the default to top [1] left [4] */\r
- change_integer_list( pi_pos_values, ppsz_pos_descriptions, 0 );\r
- add_integer_with_range( "marq-opacity", -1, -1, 255, NULL,\r
- OPACITY_TEXT, OPACITY_LONGTEXT, VLC_FALSE );\r
- add_integer( "marq-color", -1, NULL, COLOR_TEXT, COLOR_LONGTEXT, VLC_TRUE );\r
- change_integer_list( pi_color_values, ppsz_color_descriptions, 0 );\r
- add_integer( "marq-size", -1, NULL, SIZE_TEXT, SIZE_LONGTEXT, VLC_FALSE );\r
-\r
- set_description( _("Marquee display sub filter") );\r
- add_shortcut( "marq" );\r
-vlc_module_end();\r
-\r
-/*****************************************************************************\r
- * CreateFilter: allocates marquee video filter\r
- *****************************************************************************/\r
-static int CreateFilter( vlc_object_t *p_this )\r
-{\r
- filter_t *p_filter = (filter_t *)p_this;\r
- filter_sys_t *p_sys;\r
- vlc_object_t *p_input;\r
-\r
- /* Allocate structure */\r
- p_sys = p_filter->p_sys = malloc( sizeof( filter_sys_t ) );\r
- if( p_sys == NULL )\r
- {\r
- msg_Err( p_filter, "out of memory" );\r
- return VLC_ENOMEM;\r
- }\r
-\r
- /* Hook used for callback variables */\r
- p_input = vlc_object_find( p_this, VLC_OBJECT_INPUT, FIND_ANYWHERE );\r
- if( !p_input )\r
- {\r
- return VLC_ENOOBJ;\r
- }\r
-\r
- p_sys->i_xoff = var_CreateGetInteger( p_input->p_libvlc , "marq-x" );\r
- p_sys->i_yoff = var_CreateGetInteger( p_input->p_libvlc , "marq-y" );\r
- p_sys->i_timeout = var_CreateGetInteger( p_input->p_libvlc , "marq-timeout" );\r
- p_sys->i_pos = var_CreateGetInteger( p_input->p_libvlc , "marq-position" );\r
- p_sys->psz_marquee = var_CreateGetString( p_input->p_libvlc, "marq-marquee" );\r
- var_Create( p_input->p_libvlc, "marq-opacity", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );\r
- p_sys->i_font_opacity = var_CreateGetInteger( p_input->p_libvlc , "marq-opacity" );\r
- p_sys->i_font_color = var_CreateGetInteger( p_input->p_libvlc , "marq-color" );\r
- p_sys->i_font_size = var_CreateGetInteger( p_input->p_libvlc , "marq-size" );\r
-\r
- var_AddCallback( p_input->p_libvlc, "marq-x", MarqueeCallback, p_sys );\r
- var_AddCallback( p_input->p_libvlc, "marq-y", MarqueeCallback, p_sys );\r
- var_AddCallback( p_input->p_libvlc, "marq-marquee", MarqueeCallback, p_sys );\r
- var_AddCallback( p_input->p_libvlc, "marq-timeout", MarqueeCallback, p_sys );\r
- var_AddCallback( p_input->p_libvlc, "marq-position", MarqueeCallback, p_sys );\r
- var_AddCallback( p_input->p_libvlc, "marq-color", MarqueeCallback, p_sys );\r
- var_AddCallback( p_input->p_libvlc, "marq-opacity", MarqueeCallback, p_sys );\r
- var_AddCallback( p_input->p_libvlc, "marq-size", MarqueeCallback, p_sys );\r
-\r
- vlc_object_release( p_input );\r
-\r
-\r
- /* Misc init */\r
- p_filter->pf_sub_filter = Filter;\r
- p_sys->last_time = ((time_t)-1);\r
- p_sys->b_need_update = VLC_TRUE;\r
-\r
- return VLC_SUCCESS;\r
-}\r
-/*****************************************************************************\r
- * DestroyFilter: destroy marquee video filter\r
- *****************************************************************************/\r
-static void DestroyFilter( vlc_object_t *p_this )\r
-{\r
- filter_t *p_filter = (filter_t *)p_this;\r
- filter_sys_t *p_sys = p_filter->p_sys;\r
- vlc_object_t *p_input;\r
-\r
- if( p_sys->psz_marquee ) free( p_sys->psz_marquee );\r
- free( p_sys );\r
-\r
- /* Delete the marquee variables */\r
- p_input = vlc_object_find( p_this, VLC_OBJECT_INPUT, FIND_ANYWHERE );\r
- if( !p_input )\r
- {\r
- return;\r
- }\r
- var_Destroy( p_input->p_libvlc , "marq-marquee" );\r
- var_Destroy( p_input->p_libvlc , "marq-x" );\r
- var_Destroy( p_input->p_libvlc , "marq-y" );\r
- var_Destroy( p_input->p_libvlc , "marq-timeout" );\r
- var_Destroy( p_input->p_libvlc , "marq-position" );\r
- var_Destroy( p_input->p_libvlc , "marq-color");\r
- var_Destroy( p_input->p_libvlc , "marq-opacity");\r
- var_Destroy( p_input->p_libvlc , "marq-size");\r
-\r
- vlc_object_release( p_input );\r
-}\r
-\r
-/****************************************************************************\r
- * Filter: the whole thing\r
- ****************************************************************************\r
- * This function outputs subpictures at regular time intervals.\r
- ****************************************************************************/\r
-static subpicture_t *Filter( filter_t *p_filter, mtime_t date )\r
-{\r
- filter_sys_t *p_sys = p_filter->p_sys;\r
- subpicture_t *p_spu;\r
- video_format_t fmt;\r
- time_t t;\r
-\r
- if( p_sys->last_time == time( NULL ) )\r
- {\r
- return NULL;\r
- }\r
-\r
- if( p_sys->b_need_update == VLC_FALSE )\r
- {\r
- return NULL;\r
- }\r
- \r
- p_sys->b_absolute = VLC_TRUE;\r
- if( p_sys->i_xoff < 0 || p_sys->i_yoff < 0 )\r
- {\r
- p_sys->b_absolute = VLC_FALSE;\r
- }\r
-\r
- p_spu = p_filter->pf_sub_buffer_new( p_filter );\r
- if( !p_spu ) return NULL;\r
-\r
- p_spu->b_absolute = p_sys->b_absolute;\r
- memset( &fmt, 0, sizeof(video_format_t) );\r
- fmt.i_chroma = VLC_FOURCC('T','E','X','T');\r
- fmt.i_aspect = 0;\r
- fmt.i_width = fmt.i_height = 0;\r
- fmt.i_x_offset = 0;\r
- fmt.i_y_offset = 0;\r
- p_spu->p_region = p_spu->pf_create_region( VLC_OBJECT(p_filter), &fmt );\r
- if( !p_spu->p_region )\r
- {\r
- p_filter->pf_sub_buffer_del( p_filter, p_spu );\r
- return NULL;\r
- }\r
-\r
- t = p_sys->last_time = time( NULL );\r
-\r
- p_spu->p_region->psz_text = strdup(p_sys->psz_marquee);\r
- p_spu->i_start = date;\r
- p_spu->i_stop = p_sys->i_timeout == 0 ? 0 : date + p_sys->i_timeout * 1000;\r
- p_spu->b_ephemer = VLC_TRUE;\r
- p_spu->i_x = p_sys->i_xoff;\r
- p_spu->i_y = p_sys->i_yoff;\r
- p_spu->p_region->i_font_color = p_sys->i_font_color;\r
- p_spu->p_region->i_font_opacity = p_sys->i_font_opacity;\r
- p_spu->p_region->i_font_size = p_sys->i_font_size;\r
- \r
- p_spu->i_flags = p_sys->i_pos;\r
-\r
- p_sys->b_need_update = VLC_FALSE;\r
- return p_spu;\r
-}\r
-\r
-/**********************************************************************\r
- * Callback to update params on the fly\r
- **********************************************************************/\r
-static int MarqueeCallback( vlc_object_t *p_this, char const *psz_var,\r
- vlc_value_t oldval, vlc_value_t newval,\r
- void *p_data )\r
-{\r
- filter_sys_t *p_sys = (filter_sys_t *) p_data;\r
-\r
- if( !strncmp( psz_var, "marq-marquee", 7 ) )\r
- {\r
- if( p_sys->psz_marquee ) free( p_sys->psz_marquee );\r
- p_sys->psz_marquee = strdup( newval.psz_string );\r
- }\r
- else if ( !strncmp( psz_var, "marq-x", 6 ) )\r
- {\r
- p_sys->i_xoff = newval.i_int;\r
- }\r
- else if ( !strncmp( psz_var, "marq-y", 6 ) )\r
- {\r
- p_sys->i_yoff = newval.i_int;\r
- }\r
- else if ( !strncmp( psz_var, "marq-color", 8 ) ) /* "marq-col" */ \r
- {\r
- p_sys->i_font_color = newval.i_int;\r
- }\r
- else if ( !strncmp( psz_var, "marq-opacity", 8 ) ) /* "marq-opa" */ \r
- {\r
- p_sys->i_font_opacity = newval.i_int;\r
- }\r
- else if ( !strncmp( psz_var, "marq-size", 6 ) )\r
- {\r
- p_sys->i_font_size = newval.i_int;\r
- }\r
- else if ( !strncmp( psz_var, "marq-timeout", 12 ) )\r
- {\r
- p_sys->i_timeout = newval.i_int;\r
- }\r
- else if ( !strncmp( psz_var, "marq-position", 8 ) )\r
- /* willing to accept a match against marq-pos */\r
- {\r
- p_sys->i_pos = newval.i_int;\r
- p_sys->i_xoff = -1; /* force to relative positioning */\r
- }\r
- p_sys->b_need_update = VLC_TRUE;\r
- return VLC_SUCCESS;\r
-}\r
+/*****************************************************************************
+ * marq.c : marquee display video plugin for vlc
+ *****************************************************************************
+ * Copyright (C) 2003-2008 the VideoLAN team
+ * $Id$
+ *
+ * Authors: Mark Moriarty
+ * Sigmund Augdal Helberg <dnumgis@videolan.org>
+ * Antoine Cellerier <dionoea . videolan \ 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
+ * (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.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_vout.h>
+
+#include "vlc_filter.h"
+#include "vlc_block.h"
+#include "vlc_osd.h"
+
+#include "vlc_strings.h"
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+static int CreateFilter ( vlc_object_t * );
+static void DestroyFilter( vlc_object_t * );
+static subpicture_t *Filter( filter_t *, mtime_t );
+
+
+static int MarqueeCallback( vlc_object_t *p_this, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t newval,
+ void *p_data );
+static const int pi_color_values[] = {
+ 0xf0000000, 0x00000000, 0x00808080, 0x00C0C0C0,
+ 0x00FFFFFF, 0x00800000, 0x00FF0000, 0x00FF00FF, 0x00FFFF00,
+ 0x00808000, 0x00008000, 0x00008080, 0x0000FF00, 0x00800080,
+ 0x00000080, 0x000000FF, 0x0000FFFF};
+static const char *const 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: marquee filter descriptor
+ *****************************************************************************/
+struct filter_sys_t
+{
+ int i_xoff, i_yoff; /* offsets for the display string in the video window */
+ int i_pos; /* permit relative positioning (top, bottom, left, right, center) */
+ int i_timeout;
+
+ char *psz_marquee; /* marquee string */
+
+ text_style_t *p_style; /* font control */
+
+ mtime_t last_time;
+ mtime_t i_refresh;
+
+ bool b_need_update;
+};
+
+#define MSG_TEXT N_("Text")
+#define MSG_LONGTEXT N_( \
+ "Marquee text to display. " \
+ "(Available format strings: " \
+ "Time related: %Y = year, %m = month, %d = day, %H = hour, " \
+ "%M = minute, %S = second, ... " \
+ "Meta data related: $a = artist, $b = album, $c = copyright, " \
+ "$d = description, $e = encoded by, $g = genre, " \
+ "$l = language, $n = track num, $p = now playing, " \
+ "$r = rating, $s = subtitles language, $t = title, "\
+ "$u = url, $A = date, " \
+ "$B = audio bitrate (in kb/s), $C = chapter," \
+ "$D = duration, $F = full name with path, $I = title, "\
+ "$L = time left, " \
+ "$N = name, $O = audio language, $P = position (in %), $R = rate, " \
+ "$S = audio sample rate (in kHz), " \
+ "$T = time, $U = publisher, $V = volume, $_ = new line) ")
+#define POSX_TEXT N_("X offset")
+#define POSX_LONGTEXT N_("X offset, from the left screen edge." )
+#define POSY_TEXT N_("Y offset")
+#define POSY_LONGTEXT N_("Y offset, down from the top." )
+#define TIMEOUT_TEXT N_("Timeout")
+#define TIMEOUT_LONGTEXT N_("Number of milliseconds the marquee must remain " \
+ "displayed. Default value is " \
+ "0 (remains forever).")
+#define REFRESH_TEXT N_("Refresh period in ms")
+#define REFRESH_LONGTEXT N_("Number of milliseconds between string updates. " \
+ "This is mainly usefull when using meta data " \
+ "or time format string sequences.")
+#define OPACITY_TEXT N_("Opacity")
+#define OPACITY_LONGTEXT N_("Opacity (inverse of transparency) of " \
+ "overlayed text. 0 = transparent, 255 = totally opaque. " )
+#define SIZE_TEXT N_("Font size, pixels")
+#define SIZE_LONGTEXT N_("Font size, in pixels. Default is -1 (use default " \
+ "font size)." )
+
+#define COLOR_TEXT N_("Color")
+#define COLOR_LONGTEXT N_("Color of the text that will be rendered on "\
+ "the video. This must be an hexadecimal (like HTML colors). The first two "\
+ "chars are for red, then green, then blue. #000000 = black, #FF0000 = red,"\
+ " #00FF00 = green, #FFFF00 = yellow (red + green), #FFFFFF = white" )
+
+#define POS_TEXT N_("Marquee position")
+#define POS_LONGTEXT N_( \
+ "You can enforce the marquee position on the video " \
+ "(0=center, 1=left, 2=right, 4=top, 8=bottom, you can " \
+ "also use combinations of these values, eg 6 = top-right).")
+
+static const int pi_pos_values[] = { 0, 1, 2, 4, 8, 5, 6, 9, 10 };
+static const char *const 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") };
+
+#define CFG_PREFIX "marq-"
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+vlc_module_begin ()
+ set_capability( "sub filter", 0 )
+ set_shortname( N_("Marquee" ))
+ set_callbacks( CreateFilter, DestroyFilter )
+ set_category( CAT_VIDEO )
+ set_subcategory( SUBCAT_VIDEO_SUBPIC )
+ add_string( CFG_PREFIX "marquee", "VLC", NULL, MSG_TEXT, MSG_LONGTEXT,
+ false )
+
+ set_section( N_("Position"), NULL )
+ add_integer( CFG_PREFIX "x", 0, NULL, POSX_TEXT, POSX_LONGTEXT, true )
+ add_integer( CFG_PREFIX "y", 0, NULL, POSY_TEXT, POSY_LONGTEXT, true )
+ add_integer( CFG_PREFIX "position", -1, NULL, POS_TEXT, POS_LONGTEXT, false )
+ change_integer_list( pi_pos_values, ppsz_pos_descriptions, NULL );
+
+ set_section( N_("Font"), NULL )
+ /* 5 sets the default to top [1] left [4] */
+ add_integer_with_range( CFG_PREFIX "opacity", 255, 0, 255, NULL,
+ OPACITY_TEXT, OPACITY_LONGTEXT, false )
+ add_integer( CFG_PREFIX "color", 0xFFFFFF, NULL, COLOR_TEXT, COLOR_LONGTEXT,
+ false )
+ change_integer_list( pi_color_values, ppsz_color_descriptions, NULL );
+ add_integer( CFG_PREFIX "size", -1, NULL, SIZE_TEXT, SIZE_LONGTEXT,
+ false )
+
+ set_section( N_("Misc"), NULL )
+ add_integer( CFG_PREFIX "timeout", 0, NULL, TIMEOUT_TEXT, TIMEOUT_LONGTEXT,
+ false )
+ add_integer( CFG_PREFIX "refresh", 1000, NULL, REFRESH_TEXT,
+ REFRESH_LONGTEXT, false )
+
+ set_description( N_("Marquee display") )
+ add_shortcut( "time" )
+ add_obsolete_string( "time-format" )
+ add_obsolete_string( "time-x" )
+ add_obsolete_string( "time-y" )
+ add_obsolete_string( "time-position" )
+ add_obsolete_string( "time-opacity" )
+ add_obsolete_string( "time-color" )
+ add_obsolete_string( "time-size" )
+vlc_module_end ()
+
+static const char *const ppsz_filter_options[] = {
+ "marquee", "x", "y", "position", "color", "size", "timeout", "refresh",
+ NULL
+};
+
+/*****************************************************************************
+ * CreateFilter: allocates marquee video filter
+ *****************************************************************************/
+static int CreateFilter( vlc_object_t *p_this )
+{
+ filter_t *p_filter = (filter_t *)p_this;
+ filter_sys_t *p_sys;
+
+ /* Allocate structure */
+ p_sys = p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
+ if( p_sys == NULL )
+ return VLC_ENOMEM;
+
+ p_sys->p_style = malloc( sizeof( text_style_t ) );
+ memcpy( p_sys->p_style, &default_text_style, sizeof( text_style_t ) );
+
+ config_ChainParse( p_filter, CFG_PREFIX, ppsz_filter_options,
+ p_filter->p_cfg );
+
+#define CREATE_VAR( stor, type, var ) \
+ p_sys->stor = var_CreateGet##type##Command( p_filter, var ); \
+ var_AddCallback( p_filter, var, MarqueeCallback, p_sys );
+
+ CREATE_VAR( i_xoff, Integer, "marq-x" );
+ CREATE_VAR( i_yoff, Integer, "marq-y" );
+ CREATE_VAR( i_timeout,Integer, "marq-timeout" );
+ CREATE_VAR( i_refresh,Integer, "marq-refresh" );
+ p_sys->i_refresh *= 1000;
+ CREATE_VAR( i_pos, Integer, "marq-position" );
+ CREATE_VAR( psz_marquee, String, "marq-marquee" );
+ CREATE_VAR( p_style->i_font_alpha, Integer, "marq-opacity" );
+ CREATE_VAR( p_style->i_font_color, Integer, "marq-color" );
+ CREATE_VAR( p_style->i_font_size, Integer, "marq-size" );
+
+ p_sys->p_style->i_font_alpha = 255 - p_sys->p_style->i_font_alpha ;
+
+ /* Misc init */
+ p_filter->pf_sub_filter = Filter;
+ p_sys->last_time = 0;
+ p_sys->b_need_update = true;
+
+ return VLC_SUCCESS;
+}
+/*****************************************************************************
+ * DestroyFilter: destroy marquee video filter
+ *****************************************************************************/
+static void DestroyFilter( vlc_object_t *p_this )
+{
+ filter_t *p_filter = (filter_t *)p_this;
+ filter_sys_t *p_sys = p_filter->p_sys;
+
+ free( p_sys->p_style );
+ free( p_sys->psz_marquee );
+
+ /* Delete the marquee variables */
+#define DEL_VAR(var) \
+ var_DelCallback( p_filter, var, MarqueeCallback, p_sys ); \
+ var_Destroy( p_filter, var );
+ DEL_VAR( "marq-x" );
+ DEL_VAR( "marq-y" );
+ DEL_VAR( "marq-marquee" );
+ DEL_VAR( "marq-timeout" );
+ DEL_VAR( "marq-position" );
+ DEL_VAR( "marq-color" );
+ DEL_VAR( "marq-opacity" );
+ DEL_VAR( "marq-size" );
+
+ free( p_sys );
+}
+
+/****************************************************************************
+ * Filter: the whole thing
+ ****************************************************************************
+ * This function outputs subpictures at regular time intervals.
+ ****************************************************************************/
+static subpicture_t *Filter( filter_t *p_filter, mtime_t date )
+{
+ filter_sys_t *p_sys = p_filter->p_sys;
+ subpicture_t *p_spu = NULL;
+ video_format_t fmt;
+
+ if( p_sys->last_time + p_sys->i_refresh > date )
+ return NULL;
+
+ vlc_object_lock( p_filter );
+ if( p_sys->b_need_update == false )
+ goto out;
+
+ p_spu = filter_NewSubpicture( p_filter );
+ if( !p_spu )
+ goto out;
+
+ 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 = subpicture_region_New( &fmt );
+ if( !p_spu->p_region )
+ {
+ p_filter->pf_sub_buffer_del( p_filter, p_spu );
+ p_spu = NULL;
+ goto out;
+ }
+
+ p_sys->last_time = date;
+
+ if( !strchr( p_sys->psz_marquee, '%' )
+ && !strchr( p_sys->psz_marquee, '$' ) )
+ p_sys->b_need_update = false;
+
+ p_spu->p_region->psz_text = str_format( p_filter, p_sys->psz_marquee );
+ p_spu->i_start = date;
+ p_spu->i_stop = p_sys->i_timeout == 0 ? 0 : date + p_sys->i_timeout * 1000;
+ p_spu->b_ephemer = true;
+
+ /* where to locate the string: */
+ if( p_sys->i_pos < 0 )
+ { /* set to an absolute xy */
+ p_spu->p_region->i_align = OSD_ALIGN_LEFT | OSD_ALIGN_TOP;
+ p_spu->b_absolute = true;
+ }
+ else
+ { /* set to one of the 9 relative locations */
+ p_spu->p_region->i_align = p_sys->i_pos;
+ p_spu->b_absolute = false;
+ }
+
+ p_spu->p_region->i_x = p_sys->i_xoff;
+ p_spu->p_region->i_y = p_sys->i_yoff;
+
+ p_spu->p_region->p_style = p_sys->p_style;
+
+out:
+ vlc_object_unlock( p_filter );
+ return p_spu;
+}
+
+/**********************************************************************
+ * Callback to update params on the fly
+ **********************************************************************/
+static int MarqueeCallback( vlc_object_t *p_this, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t newval,
+ void *p_data )
+{
+ VLC_UNUSED(oldval);
+ filter_sys_t *p_sys = (filter_sys_t *) p_data;
+
+ vlc_object_lock( p_this );
+ if( !strncmp( psz_var, "marq-marquee", 7 ) )
+ {
+ free( p_sys->psz_marquee );
+ p_sys->psz_marquee = strdup( newval.psz_string );
+ }
+ else if ( !strncmp( psz_var, "marq-x", 6 ) )
+ {
+ p_sys->i_xoff = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "marq-y", 6 ) )
+ {
+ p_sys->i_yoff = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "marq-color", 8 ) ) /* "marq-col" */
+ {
+ p_sys->p_style->i_font_color = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "marq-opacity", 8 ) ) /* "marq-opa" */
+ {
+ p_sys->p_style->i_font_alpha = 255 - newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "marq-size", 6 ) )
+ {
+ p_sys->p_style->i_font_size = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "marq-timeout", 12 ) )
+ {
+ p_sys->i_timeout = newval.i_int;
+ }
+ else if ( !strncmp( psz_var, "marq-refresh", 12 ) )
+ {
+ p_sys->i_refresh = newval.i_int * 1000;
+ }
+ else if ( !strncmp( psz_var, "marq-position", 8 ) )
+ /* willing to accept a match against marq-pos */
+ {
+ p_sys->i_pos = newval.i_int;
+ p_sys->i_xoff = -1; /* force to relative positioning */
+ }
+ p_sys->b_need_update = true;
+ vlc_object_unlock( p_this );
+ return VLC_SUCCESS;
+}
projects / vlc / blobdiff