-/*****************************************************************************\r
- * marq.c : marquee display video plugin for vlc\r
- *****************************************************************************\r
- * Copyright (C) 2003-2004 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
-\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
- 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 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", -1, 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
- 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
-\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
-\r
- vlc_object_release( p_input );\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
- p_sys->i_xoff = 0; p_sys->i_yoff = 0;\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 from playlist */\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
- 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_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
-\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
-\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-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
- }\r
- p_sys->b_need_update = VLC_TRUE;\r
- return VLC_SUCCESS;\r
-}\r
+/*****************************************************************************
+ * marq.c : marquee display video plugin for vlc
+ *****************************************************************************
+ * Copyright (C) 2003-2004 VideoLAN
+ * $Id: time.c 8751 2004-09-20 21:51:41Z gbazin $
+ *
+ * Authors: Mark Moriarty
+ *
+ * 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 <stdlib.h> /* malloc(), free() */
+#include <string.h>
+
+#include <vlc/vlc.h>
+#include <vlc/vout.h>
+
+#include "vlc_filter.h"
+#include "vlc_block.h"
+#include "osd.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 );
+
+/*****************************************************************************
+ * 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 */
+
+ time_t last_time;
+ vlc_bool_t b_absolute; /* position control, relative vs. absolute */
+
+ vlc_bool_t b_need_update;
+};
+
+#define MSG_TEXT N_("Marquee text")
+#define MSG_LONGTEXT N_("Marquee text to display")
+#define POSX_TEXT N_("X offset, from left")
+#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 TIMEOUT_TEXT N_("Marquee timeout")
+#define TIMEOUT_LONGTEXT N_("Defines the time the marquee must remain " \
+ "displayed, in milliseconds. Default value is " \
+ "0 (remain forever).")
+#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 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
+ *****************************************************************************/
+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( "marq-marquee", "Marquee", NULL, MSG_TEXT, MSG_LONGTEXT, VLC_FALSE );
+ add_integer( "marq-x", -1, NULL, POSX_TEXT, POSX_LONGTEXT, VLC_FALSE );
+ add_integer( "marq-y", -1, NULL, POSY_TEXT, POSY_LONGTEXT, VLC_FALSE );
+ add_integer( "marq-timeout", 0, NULL, TIMEOUT_TEXT, TIMEOUT_LONGTEXT,
+ VLC_FALSE );
+ add_integer( "marq-position", 5, NULL, POS_TEXT, POS_LONGTEXT, VLC_TRUE );
+ /* 5 sets the default to top [1] left [4] */
+ change_integer_list( pi_pos_values, ppsz_pos_descriptions, 0 );
+ set_description( _("Marquee display sub filter") );
+ add_shortcut( "marq" );
+vlc_module_end();
+
+/*****************************************************************************
+ * 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;
+ vlc_object_t *p_input;
+
+ /* Allocate structure */
+ p_sys = p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
+ if( p_sys == NULL )
+ {
+ 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 , "marq-x" );
+ p_sys->i_yoff = var_CreateGetInteger( p_input->p_libvlc , "marq-y" );
+ p_sys->i_timeout = var_CreateGetInteger( p_input->p_libvlc , "marq-timeout" );
+ p_sys->i_pos = var_CreateGetInteger( p_input->p_libvlc , "marq-position" );
+ p_sys->psz_marquee = var_CreateGetString( p_input->p_libvlc, "marq-marquee" );
+
+ var_AddCallback( p_input->p_libvlc, "marq-x", MarqueeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "marq-y", MarqueeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "marq-marquee", MarqueeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "marq-timeout", MarqueeCallback, p_sys );
+ var_AddCallback( p_input->p_libvlc, "marq-position", MarqueeCallback, p_sys );
+
+ vlc_object_release( p_input );
+
+ p_sys->b_absolute = VLC_TRUE;
+ if( p_sys->i_xoff < 0 || p_sys->i_yoff < 0 )
+ {
+ p_sys->b_absolute = VLC_FALSE;
+ p_sys->i_xoff = 0; p_sys->i_yoff = 0;
+ }
+
+ /* Misc init */
+ p_filter->pf_sub_filter = Filter;
+ p_sys->last_time = ((time_t)-1);
+ p_sys->b_need_update = VLC_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;
+ vlc_object_t *p_input;
+
+ if( p_sys->psz_marquee ) free( p_sys->psz_marquee );
+ free( p_sys );
+
+ /* Delete the marquee variables from playlist */
+ p_input = vlc_object_find( p_this, VLC_OBJECT_INPUT, FIND_ANYWHERE );
+ if( !p_input )
+ {
+ return;
+ }
+ var_Destroy( p_input->p_libvlc , "marq-marquee" );
+ var_Destroy( p_input->p_libvlc , "marq-x" );
+ var_Destroy( p_input->p_libvlc , "marq-y" );
+ var_Destroy( p_input->p_libvlc , "marq-timeout" );
+ var_Destroy( p_input->p_libvlc , "marq-position" );
+ vlc_object_release( p_input );
+}
+
+/****************************************************************************
+ * 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;
+ video_format_t fmt;
+ time_t t;
+
+ if( p_sys->last_time == time( NULL ) )
+ {
+ return NULL;
+ }
+
+ if( p_sys->b_need_update == VLC_FALSE )
+ {
+ return NULL;
+ }
+
+ 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_filter->pf_sub_buffer_del( p_filter, p_spu );
+ return NULL;
+ }
+
+ t = p_sys->last_time = time( NULL );
+
+ p_spu->p_region->psz_text = strdup(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 = VLC_TRUE;
+ p_spu->i_x = p_sys->i_xoff;
+ p_spu->i_y = p_sys->i_yoff;
+
+ p_spu->i_flags = p_sys->i_pos;
+
+ p_sys->b_need_update = VLC_FALSE;
+ 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 )
+{
+ filter_sys_t *p_sys = (filter_sys_t *) p_data;
+
+ if( !strncmp( psz_var, "marq-marquee", 7 ) )
+ {
+ if( p_sys->psz_marquee ) 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-timeout", 12 ) )
+ {
+ p_sys->i_timeout = newval.i_int;
+ }
+ 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->b_need_update = VLC_TRUE;
+ return VLC_SUCCESS;
+}
projects / vlc / commitdiff