/*****************************************************************************
* 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.
*****************************************************************************/
-#if !defined( __LIBVLC__ )
- #error You are not libvlc or one of its plugins. You cannot include this file
-#endif
-
-#ifndef _VLC_OSD_H
-#define _VLC_OSD_H 1
+#ifndef VLC_OSD_H
+#define VLC_OSD_H 1
#include "vlc_vout.h"
extern "C" {
# endif
+/**
+ * \file
+ * This file defines SPU subpicture and OSD functions and object types.
+ */
+
/**********************************************************************
* Base SPU structures
**********************************************************************/
#include <vlc_vout.h>
+typedef struct spu_private_t spu_private_t;
+
+/* Default subpicture channel ID */
+#define DEFAULT_CHAN 1
+
/**
* Subpicture unit descriptor
*/
{
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 */
+ int (*pf_control)( spu_t *, int, va_list );
- 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 );
+ spu_private_t *p;
+};
- /* Supciture filters */
- filter_t *pp_filter[10];
- int i_filter;
+enum spu_query_e
+{
+ SPU_CHANNEL_REGISTER, /* arg1= int * res= */
+ SPU_CHANNEL_CLEAR /* arg1= int res= */
};
static inline int spu_vaControl( spu_t *p_spu, int i_query, va_list 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 );
+void spu_Attach( spu_t *, vlc_object_t *, bool );
-VLC_EXPORT( subpicture_t *, spu_CreateSubpicture, ( spu_t * ) );
-VLC_EXPORT( void, spu_DestroySubpicture, ( spu_t *, subpicture_t * ) );
+/**
+ * This function sends a subpicture to the spu_t core.
+ *
+ * You cannot use the provided subpicture anymore. The spu_t core
+ * will destroy it at its convenience.
+ */
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 ) );
+/**
+ * This function asks the spu_t core a list of subpictures to display.
+ *
+ * The returned list can only be used by spu_RenderSubpictures.
+ */
+VLC_EXPORT( subpicture_t *, spu_SortSubpictures, ( spu_t *, mtime_t render_subtitle_date, bool b_subtitle_only ) );
+
+/**
+ * This function renders a list of subpicture_t on the provided picture.
+ *
+ * \param p_fmt_dst is the format of the destination picture.
+ * \param p_fmt_src is the format of the original(source) video.
+ */
+VLC_EXPORT( void, spu_RenderSubpictures, ( spu_t *, picture_t *, const video_format_t *p_fmt_dst, subpicture_t *p_list, const video_format_t *p_fmt_src, mtime_t render_subtitle_date ) );
/** @}*/
#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, 0xffffff, 0xff, 1, 0, -1 };
+/**
+ * Create a default text style
+ */
+VLC_EXPORT( text_style_t *, text_style_New, ( void ) );
+
+/**
+ * Copy a text style into another
+ */
+VLC_EXPORT( text_style_t *, text_style_Copy, ( text_style_t *, const text_style_t * ) );
+
+/**
+ * Duplicate a text style
+ */
+VLC_EXPORT( text_style_t *, text_style_Duplicate, ( const text_style_t * ) );
+
+/**
+ * Delete a text style created by text_style_New or text_style_Duplicate
+ */
+VLC_EXPORT( void, text_style_Delete, ( text_style_t * ) );
/**
* OSD menu button states
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 */
};
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. */
*
* 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 )
+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 *, ... ) ATTRIBUTE_FORMAT( 3, 4 ) );
+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 ) );
/**
* Default feedback images
* 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 ) );
+VLC_EXPORT( int, vout_ShowTextRelative, ( vout_thread_t *, int, char *, const 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, const char *, text_style_t *, int, int, int, mtime_t, mtime_t ) );
+VLC_EXPORT( int, vout_ShowTextAbsolute, ( vout_thread_t *, int, const char *, const text_style_t *, int, int, int, mtime_t, mtime_t ) );
/**
* Write an informative message at the default location,
* \param i_channel Subpicture channel
* \param psz_format printf style formatting
**/
-VLC_EXPORT( void, __vout_OSDMessage, ( vlc_object_t *, int, const char *, ... ) ATTRIBUTE_FORMAT( 3, 4 ) );
+VLC_EXPORT( void, __vout_OSDMessage, ( vlc_object_t *, int, const char *, ... ) LIBVLC_FORMAT( 3, 4 ) );
/**
* 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
+#define vout_OSDMessage( obj, chan, ...) \
+ __vout_OSDMessage( VLC_OBJECT(obj), chan, __VA_ARGS__ )
/**
* Display a slider on the video output.