/*****************************************************************************
* vlc_osd.h - OSD menu and subpictures definitions and function prototypes
*****************************************************************************
- * Copyright (Cà 1999-2006 the VideoLAN team
+ * Copyright (C) 1999-2006 the VideoLAN team
* Copyright (C) 2004-2005 M2X
* $Id$
*
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#ifndef _VLC_OSD_H
-#define _VLC_OSD_H 1
+#ifndef VLC_OSD_H
+#define VLC_OSD_H 1
-#include "vlc_vout.h"
+#include <vlc_vout.h>
+#include <vlc_spu.h>
+#include <vlc_vout_osd.h>
# ifdef __cplusplus
extern "C" {
# endif
-/**********************************************************************
- * Base SPU structures
- **********************************************************************/
-/**
- * \defgroup spu Subpicture Unit
- * This module describes the programming interface for the subpicture unit.
- * It includes functions allowing to create/destroy an spu, create/destroy
- * subpictures and render them.
- * @{
- */
-
-#include <vlc_vout.h>
-
/**
- * Subpicture unit descriptor
+ * \file
+ * This file defines SPU subpicture and OSD functions and object types.
*/
-struct spu_t
-{
- VLC_COMMON_MEMBERS
-
- vlc_mutex_t subpicture_lock; /**< subpicture heap lock */
- subpicture_t p_subpicture[VOUT_MAX_SUBPICTURES]; /**< subpictures */
- int i_channel; /**< number of subpicture channels registered */
-
- filter_t *p_blend; /**< alpha blending module */
- filter_t *p_text; /**< text renderer module */
- filter_t *p_scale; /**< scaling module */
- vlc_bool_t b_force_crop; /**< force cropping of subpicture */
- int i_crop_x, i_crop_y, i_crop_width, i_crop_height; /**< cropping */
-
- int i_margin; /**< force position of a subpicture */
- vlc_bool_t b_force_palette; /**< force palette of subpicture */
- uint8_t palette[4][4]; /**< forced palette */
-
- int ( *pf_control ) ( spu_t *, int, va_list );
-
- /* Supciture filters */
- filter_t *pp_filter[10];
- int i_filter;
-};
-
-static inline int spu_vaControl( spu_t *p_spu, int i_query, va_list args )
-{
- if( p_spu->pf_control )
- return p_spu->pf_control( p_spu, i_query, args );
- else
- return VLC_EGENERIC;
-}
-static inline int spu_Control( spu_t *p_spu, int i_query, ... )
-{
- va_list args;
- int i_result;
-
- va_start( args, i_query );
- i_result = spu_vaControl( p_spu, i_query, args );
- va_end( args );
- return i_result;
-}
-
-enum spu_query_e
-{
- SPU_CHANNEL_REGISTER, /* arg1= int * res= */
- SPU_CHANNEL_CLEAR /* arg1= int res= */
-};
-
-#define spu_Create(a) __spu_Create(VLC_OBJECT(a))
-VLC_EXPORT( spu_t *, __spu_Create, ( vlc_object_t * ) );
-VLC_EXPORT( int, spu_Init, ( spu_t * ) );
-VLC_EXPORT( void, spu_Destroy, ( spu_t * ) );
-void spu_Attach( spu_t *, vlc_object_t *, vlc_bool_t );
-
-VLC_EXPORT( subpicture_t *, spu_CreateSubpicture, ( spu_t * ) );
-VLC_EXPORT( void, spu_DestroySubpicture, ( spu_t *, subpicture_t * ) );
-VLC_EXPORT( void, spu_DisplaySubpicture, ( spu_t *, subpicture_t * ) );
-
-#define spu_CreateRegion(a,b) __spu_CreateRegion(VLC_OBJECT(a),b)
-VLC_EXPORT( subpicture_region_t *,__spu_CreateRegion, ( vlc_object_t *, video_format_t * ) );
-#define spu_MakeRegion(a,b,c) __spu_MakeRegion(VLC_OBJECT(a),b,c)
-VLC_EXPORT( subpicture_region_t *,__spu_MakeRegion, ( vlc_object_t *, video_format_t *, picture_t * ) );
-#define spu_DestroyRegion(a,b) __spu_DestroyRegion(VLC_OBJECT(a),b)
-VLC_EXPORT( void, __spu_DestroyRegion, ( vlc_object_t *, subpicture_region_t * ) );
-VLC_EXPORT( subpicture_t *, spu_SortSubpictures, ( spu_t *, mtime_t, vlc_bool_t ) );
-VLC_EXPORT( void, spu_RenderSubpictures, ( spu_t *, video_format_t *, picture_t *, picture_t *, subpicture_t *, int, int ) );
-
-/** @}*/
/**********************************************************************
* OSD Menu
* --sout='#transcode{osd}:std{access=udp,mux=ts,dst=dest_ipaddr}'
* --osdmenu-file=share/osdmenu/dvd.cfg
*
+ * An example for local usage of the OSD menu is:
+ *
+ * vlc dvdsimple:///dev/dvd --extraintf rc
+ * --sub-filter osdmenu
+ * --osdmenu-file=share/osdmenu/dvd.cfg
+ *
* Each OSD menu element, called "action", defines a hotkey action. Each action
* can have several states (unselect, select, pressed). Each state has an image
* that represents the state visually. The commands "menu right", "menu left",
*
* CONFIG_FILE = FILENAME '.cfg'
* WS = [ ' ' | '\t' ]+
- * OSDMEN_PATH = PATHNAME
+ * OSDMENU_PATH = PATHNAME
* DIR = 'dir' WS OSDMENU_PATH '\n'
+ * STYLE = 'style' [ 'default' | 'concat' ] '\n'
* STATE = [ 'unselect' | 'select' | 'pressed' ]
* HOTKEY_ACTION = 'key-' [ 'a' .. 'z', 'A' .. 'Z', '-' ]+
*
*
*/
-/**
- * OSD menu position and picture type defines
- */
-
-#define OSD_ALIGN_LEFT 0x1
-#define OSD_ALIGN_RIGHT 0x2
-#define OSD_ALIGN_TOP 0x4
-#define OSD_ALIGN_BOTTOM 0x8
-
-#define OSD_HOR_SLIDER 1
-#define OSD_VERT_SLIDER 2
-
-#define OSD_PLAY_ICON 1
-#define OSD_PAUSE_ICON 2
-#define OSD_SPEAKER_ICON 3
-#define OSD_MUTE_ICON 4
-
-/**
- * Text style
- *
- * A text style is used to specify the formatting of text.
- * A font renderer can use the supplied information to render the
- * text specified.
- */
-struct text_style_t
-{
- char * psz_fontname; /**< The name of the font */
- int i_font_size; /**< The font size in pixels */
- int i_font_color; /**< The color of the text 0xRRGGBB
- (native endianness) */
- int i_font_alpha; /**< The transparency of the text.
- 0x00 is fully opaque,
- 0xFF fully transparent */
- int i_style_flags; /**< Formatting style flags */
- int i_outline_color; /**< The color of the outline 0xRRGGBB */
- int i_outline_alpha; /**< The transparency of the outline.
- 0x00 is fully opaque,
- 0xFF fully transparent */
- int i_shadow_color; /**< The color of the shadow 0xRRGGBB */
- int i_shadow_alpha; /**< The transparency of the shadow.
- 0x00 is fully opaque,
- 0xFF fully transparent */
- int i_background_color;/**< The color of the background 0xRRGGBB */
- int i_background_alpha;/**< The transparency of the background.
- 0x00 is fully opaque,
- 0xFF fully transparent */
- int i_outline_width; /**< The width of the outline in pixels */
- int i_shadow_width; /**< The width of the shadow in pixels */
- int i_spacing; /**< The spaceing between glyphs in pixels */
- int i_text_align; /**< An alignment hint for the text */
-};
-
-/* Style flags for \ref text_style_t */
-#define STYLE_BOLD 1
-#define STYLE_ITALIC 2
-#define STYLE_OUTLINE 4
-#define STYLE_SHADOW 8
-#define STYLE_BACKGROUND 16
-#define STYLE_UNDERLINE 32
-#define STYLE_STRIKEOUT 64
-
-static const text_style_t default_text_style = { NULL, 22, 0xffffff, 0xff, STYLE_OUTLINE,
- 0x000000, 0xff, 0x000000, 0xff, 0xffffff, 0x80, 1, 0, -1, 0 };
-
-
-
/**
* OSD menu button states
*
char *psz_state; /*< state name */
int i_state; /*< state index */
+
+ int i_x; /*< x-position of button state image */
+ int i_y; /*< y-position of button state image */
+ int i_width; /*< width of button state image */
+ int i_height; /*< height of button state image */
};
/**
int i_x; /*< x-position of button visible state image */
int i_y; /*< y-position of button visible state image */
+ int i_width; /*< width of button visible state image */
+ int i_height; /*< height of button visible state image */
/* range style button */
- vlc_bool_t b_range; /*< button should be interpreted as range */
+ bool b_range; /*< button should be interpreted as range */
int i_ranges; /*< number of states */
};
+/**
+ * OSD Menu Style
+ *
+ * The images that make up an OSD menu can be created in such away that
+ * they contain all buttons in the same picture, with the selected one
+ * highlighted or being a concatenation of all the separate images. The
+ * first case is the default.
+ *
+ * To change the default style the keyword 'style' should be set to 'concat'.
+ */
+
+#define OSD_MENU_STYLE_SIMPLE 0x0
+#define OSD_MENU_STYLE_CONCAT 0x1
+
/**
* OSD Menu State object
*
picture_t *p_pic; /*< pointer to picture to display */
osd_button_t *p_visible; /*< shortcut to visible button */
- vlc_bool_t b_menu_visible; /*< menu currently visible? */
- vlc_bool_t b_update; /*< update OSD Menu when VLC_TRUE */
+ bool b_menu_visible; /*< menu currently visible? */
+ bool b_update; /*< update OSD Menu when true */
/* quick hack to volume state. */
osd_button_t *p_volume; /*< pointer to volume range object. */
int i_y; /*< y-position of OSD Menu on the video screen */
int i_width; /*< width of OSD Menu on the video screen */
int i_height; /*< height of OSD Menu on the video screen */
+ int i_style; /*< style of spu region generation */
+ int i_position; /*< display position */
char *psz_path; /*< directory where OSD menu images are stored */
osd_button_t *p_button; /*< doubly linked list of buttons */
/* quick link in the linked list. */
osd_button_t *p_last_button; /*< pointer to last button in the list */
+
+ /* misc parser */
+ module_t *p_parser; /*< pointer to parser module */
+ char *psz_file; /*< Config file name */
+ image_handler_t *p_image; /*< handler to image loading and conversion libraries */
};
/**
* functions. It creates the osd_menu object and holds a pointer to it
* during its lifetime.
*/
-VLC_EXPORT( osd_menu_t *, __osd_MenuCreate, ( vlc_object_t *, const char * ) );
+VLC_EXPORT( osd_menu_t *, osd_MenuCreate, ( vlc_object_t *, const char * ) LIBVLC_USED );
/**
* Delete the osd_menu_t object
* memory for the osdmenu. After return of this function the pointer to
* osd_menu_t* is invalid.
*/
-VLC_EXPORT( void, __osd_MenuDelete, ( vlc_object_t *, osd_menu_t * ) );
+VLC_EXPORT( void, osd_MenuDelete, ( vlc_object_t *, osd_menu_t * ) );
+
+#define osd_MenuCreate(object,file) osd_MenuCreate( VLC_OBJECT(object), file )
+#define osd_MenuDelete(object,osd) osd_MenuDelete( VLC_OBJECT(object), osd )
/**
- * Change state on an osd_button_t.
- *
- * This function selects the specified state and returns a pointer to it. The
- * following states are currently supported:
- * \see OSD_BUTTON_UNSELECT
- * \see OSD_BUTTON_SELECT
- * \see OSD_BUTTON_PRESSED
+ * Find OSD Menu button at position x,y
*/
-VLC_EXPORT( osd_state_t *, __osd_StateChange, ( osd_state_t *, const int ) );
+VLC_EXPORT( osd_button_t *, osd_ButtonFind, ( vlc_object_t *p_this,
+ int, int, int, int, int, int ) LIBVLC_USED );
-#define osd_MenuCreate(object,file) __osd_MenuCreate( VLC_OBJECT(object), file )
-#define osd_MenuDelete(object,osd) __osd_MenuDelete( VLC_OBJECT(object), osd )
-#define osd_StateChange(object,value) __osd_StateChange( object, value )
+#define osd_ButtonFind(object,x,y,h,w,sh,sw) osd_ButtonFind(object,x,y,h,w,sh,sw)
+
+/**
+ * Select the button provided as the new active button
+ */
+VLC_EXPORT( void, osd_ButtonSelect, ( vlc_object_t *, osd_button_t *) );
+
+#define osd_ButtonSelect(object,button) osd_ButtonSelect(object,button)
/**
* Show the OSD menu.
* Every change to the OSD menu will now be visible in the output. An output
* can be a video output window or a stream (\see stream output)
*/
-VLC_EXPORT( void, __osd_MenuShow, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_MenuShow, ( vlc_object_t * ) );
/**
* Hide the OSD menu.
*
* Stop showing the OSD menu on the video output or mux it into the stream.
*/
-VLC_EXPORT( void, __osd_MenuHide, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_MenuHide, ( vlc_object_t * ) );
/**
* Activate the action of this OSD menu item.
* hotkey action to the hotkey interface. The hotkey that belongs to
* the current highlighted OSD menu item will be used.
*/
-VLC_EXPORT( void, __osd_MenuActivate, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_MenuActivate, ( vlc_object_t * ) );
-#define osd_MenuShow(object) __osd_MenuShow( VLC_OBJECT(object) )
-#define osd_MenuHide(object) __osd_MenuHide( VLC_OBJECT(object) )
-#define osd_MenuActivate(object) __osd_MenuActivate( VLC_OBJECT(object) )
+#define osd_MenuShow(object) osd_MenuShow( VLC_OBJECT(object) )
+#define osd_MenuHide(object) osd_MenuHide( VLC_OBJECT(object) )
+#define osd_MenuActivate(object) osd_MenuActivate( VLC_OBJECT(object) )
/**
* Next OSD menu item
* Note: The actual position on screen of the menu item is determined by
* the OSD menu configuration file.
*/
-VLC_EXPORT( void, __osd_MenuNext, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_MenuNext, ( vlc_object_t * ) );
/**
* Previous OSD menu item
* Note: The actual position on screen of the menu item is determined by
* the OSD menu configuration file.
*/
-VLC_EXPORT( void, __osd_MenuPrev, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_MenuPrev, ( vlc_object_t * ) );
/**
* OSD menu item above
* Note: The actual position on screen of the menu item is determined by
* the OSD menu configuration file.
*/
-VLC_EXPORT( void, __osd_MenuUp, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_MenuUp, ( vlc_object_t * ) );
/**
* OSD menu item below
* Note: The actual position on screen of the menu item is determined by
* the OSD menu configuration file.
*/
-VLC_EXPORT( void, __osd_MenuDown, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_MenuDown, ( vlc_object_t * ) );
-#define osd_MenuNext(object) __osd_MenuNext( VLC_OBJECT(object) )
-#define osd_MenuPrev(object) __osd_MenuPrev( VLC_OBJECT(object) )
-#define osd_MenuUp(object) __osd_MenuUp( VLC_OBJECT(object) )
-#define osd_MenuDown(object) __osd_MenuDown( VLC_OBJECT(object) )
+#define osd_MenuNext(object) osd_MenuNext( VLC_OBJECT(object) )
+#define osd_MenuPrev(object) osd_MenuPrev( VLC_OBJECT(object) )
+#define osd_MenuUp(object) osd_MenuUp( VLC_OBJECT(object) )
+#define osd_MenuDown(object) osd_MenuDown( VLC_OBJECT(object) )
/**
* Display the audio volume bitmap.
* Display the correct audio volume bitmap that corresponds to the
* current Audio Volume setting.
*/
-VLC_EXPORT( void, __osd_Volume, ( vlc_object_t * ) );
+VLC_EXPORT( void, osd_Volume, ( vlc_object_t * ) );
-#define osd_Volume(object) __osd_Volume( VLC_OBJECT(object) )
+#define osd_Volume(object) osd_Volume( VLC_OBJECT(object) )
/**
* Retrieve a non modifyable pointer to the OSD Menu state
*
*/
+LIBVLC_USED
static inline const osd_menu_state_t *osd_GetMenuState( osd_menu_t *p_osd )
{
return( p_osd->p_state );
*
* Returns 0 when no key has been pressed or the value of the key pressed.
*/
-static inline vlc_bool_t osd_GetKeyPressed( osd_menu_t *p_osd )
+LIBVLC_USED
+static inline bool osd_GetKeyPressed( osd_menu_t *p_osd )
{
return( p_osd->p_state->b_update );
}
/**
* Update the OSD Menu visibility flag.
*
- * VLC_TRUE means OSD Menu should be shown. VLC_FALSE means OSD Menu
+ * true means OSD Menu should be shown. false means OSD Menu
* should not be shown.
*/
-static inline void osd_SetMenuVisible( osd_menu_t *p_osd, vlc_bool_t b_value )
+static inline void osd_SetMenuVisible( osd_menu_t *p_osd, bool b_value )
{
vlc_value_t val;
* Update the OSD Menu update flag
*
* If the OSD Menu should be updated then set the update flag to
- * VLC_TRUE, else to VLC_FALSE.
+ * true, else to false.
*/
-static inline void osd_SetMenuUpdate( osd_menu_t *p_osd, vlc_bool_t b_value )
+static inline void osd_SetMenuUpdate( osd_menu_t *p_osd, bool b_value )
{
vlc_value_t val;
* object. The types are declared in the include file include/vlc_osd.h
* @see vlc_osd.h
*/
-VLC_EXPORT( int, osd_ShowTextRelative, ( spu_t *, int, char *, text_style_t *, int, int, int, mtime_t ) );
-VLC_EXPORT( int, osd_ShowTextAbsolute, ( spu_t *, int, char *, text_style_t *, int, int, int, mtime_t, mtime_t ) );
-VLC_EXPORT( void,osd_Message, ( spu_t *, int, char *, ... ) );
-
-/**
- * Default feedback images
- *
- * Functions that provide the default OSD feedback images on hotkey
- * commands. These feedback images are also part of the osd_button_t
- * object. The types are declared in the include file include/vlc_osd.h
- * @see vlc_osd.h
- */
-VLC_EXPORT( int, osd_Slider, ( vlc_object_t *, spu_t *, int, int, int, int, int, int, short ) );
-VLC_EXPORT( int, osd_Icon, ( vlc_object_t *, spu_t *, int, int, int, int, int, short ) );
-
-/**
- * Loading and parse the OSD Configuration file
- *
- * These functions load/unload the OSD menu configuration file and
- * create/destroy the themable OSD menu structure on the OSD object.
- */
-VLC_EXPORT( int, osd_ConfigLoader, ( vlc_object_t *, const char *, osd_menu_t ** ) );
-VLC_EXPORT( void, osd_ConfigUnload, ( vlc_object_t *, osd_menu_t ** ) );
+VLC_EXPORT( int, osd_ShowTextRelative, ( spu_t *, int, const char *, const text_style_t *, int, int, int, mtime_t ) );
+VLC_EXPORT( int, osd_ShowTextAbsolute, ( spu_t *, int, const char *, const text_style_t *, int, int, int, mtime_t, mtime_t ) );
+VLC_EXPORT( void, osd_Message, ( spu_t *, int, char *, ... ) LIBVLC_FORMAT( 3, 4 ) );
/** @} */
-/**********************************************************************
- * Vout text and widget overlays
- **********************************************************************/
-
-/**
- * Show text on the video for some time
- * \param p_vout pointer to the vout the text is to be showed on
- * \param i_channel Subpicture channel
- * \param psz_string The text to be shown
- * \param p_style Pointer to a struct with text style info
- * \param i_flags flags for alignment and such
- * \param i_hmargin horizontal margin in pixels
- * \param i_vmargin vertical margin in pixels
- * \param i_duration Amount of time the text is to be shown.
- */
-VLC_EXPORT( int, vout_ShowTextRelative, ( vout_thread_t *, int, char *, text_style_t *, int, int, int, mtime_t ) );
-
-/**
- * Show text on the video from a given start date to a given end date
- * \param p_vout pointer to the vout the text is to be showed on
- * \param i_channel Subpicture channel
- * \param psz_string The text to be shown
- * \param p_style Pointer to a struct with text style info
- * \param i_flags flags for alignment and such
- * \param i_hmargin horizontal margin in pixels
- * \param i_vmargin vertical margin in pixels
- * \param i_start the time when this string is to appear on the video
- * \param i_stop the time when this string should stop to be displayed
- * if this is 0 the string will be shown untill the next string
- * is about to be shown
- */
-VLC_EXPORT( int, vout_ShowTextAbsolute, ( vout_thread_t *, int, char *, text_style_t *, int, int, int, mtime_t, mtime_t ) );
-
-/**
- * Write an informative message at the default location,
- * for the default duration and only if the OSD option is enabled.
- * \param p_caller The object that called the function.
- * \param i_channel Subpicture channel
- * \param psz_format printf style formatting
- **/
-VLC_EXPORT( void, __vout_OSDMessage, ( vlc_object_t *, int, char *, ... ) );
-
-/**
- * Same as __vlc_OSDMessage() but with automatic casting
- */
-#if defined(HAVE_VARIADIC_MACROS)
-# define vout_OSDMessage( obj, chan, fmt, args...) __vout_OSDMessage( VLC_OBJECT(obj), chan, fmt, ## args )
-#else
-# define vout_OSDMessage __vout_OSDMessage
-#endif
-
-/**
- * Display a slider on the video output.
- * \param p_this The object that called the function.
- * \param i_channel Subpicture channel
- * \param i_postion Current position in the slider
- * \param i_type Types are: OSD_HOR_SLIDER and OSD_VERT_SLIDER.
- * @see vlc_osd.h
- */
-VLC_EXPORT( void, vout_OSDSlider, ( vlc_object_t *, int, int , short ) );
-
-/**
- * Display an Icon on the video output.
- * \param p_this The object that called the function.
- * \param i_channel Subpicture channel
- * \param i_type Types are: OSD_PLAY_ICON, OSD_PAUSE_ICON, OSD_SPEAKER_ICON, OSD_MUTE_ICON
- * @see vlc_osd.h
- */
-VLC_EXPORT( void, vout_OSDIcon, ( vlc_object_t *, int, short ) );
-
# ifdef __cplusplus
}
# endif
projects / vlc / blobdiff