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/*
* Copyright (C) 2000-2001 the xine project
*
* This file is part of xine, a unix video player.
*
* xine 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.
*
* xine 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 02111-1307, USA
*
* $Id: video_overlay.h,v 1.8 2002/04/09 13:20:44 jcdutton Exp $
*
*/
#ifndef HAVE_VIDEO_OVERLAY_H
#define HAVE_VIDEO_OVERLAY_H
#include "xine_internal.h"
#ifdef __GNUC__
#define CLUT_Y_CR_CB_INIT(_y,_cr,_cb) {y: (_y), cr: (_cr), cb: (_cb)}
#else
#define CLUT_Y_CR_CB_INIT(_y,_cr,_cb) { (_cb), (_cr), (_y) }
#endif
#define MAX_OBJECTS 50
#define MAX_EVENTS 50
#define MAX_SHOWING 5
#define EVENT_NULL 0
#define EVENT_SHOW_SPU 1
#define EVENT_HIDE_SPU 2
#define EVENT_SHOW_MENU 3
#define EVENT_HIDE_MENU 4
#define EVENT_MENU_BUTTON 5
#define EVENT_DELETE_RESOURCE 6 /* Maybe release handle will do this */
#define EVENT_SHOW_OSD 7 /* Not yet implemented */
#define EVENT_FREE_HANDLE 8 /* Frees a handle, previous allocated via get_handle */
/* number of colors in the overlay palette. Currently limited to 256
at most, because some alphablend functions use an 8-bit index into
the palette. This should probably be classified as a bug. */
/* FIXME: Also defines in video_out.h */
#define OVL_PALETTE_SIZE 256
typedef struct vo_buttons_s {
int32_t type; /* 0:Button not valid,
1:Button Valid, no auto_action,
2:Button Valid, auto_action.
*/
int32_t clip_top;
int32_t clip_bottom;
int32_t clip_left;
int32_t clip_right;
int32_t up;
int32_t down;
int32_t left;
int32_t right;
uint32_t select_color[OVL_PALETTE_SIZE];
uint8_t select_trans[OVL_PALETTE_SIZE];
xine_menu_event_t select_event;
uint32_t active_color[OVL_PALETTE_SIZE];
uint8_t active_trans[OVL_PALETTE_SIZE];
xine_menu_event_t active_event;
int32_t clip_rgb_clut; /* true if clut was converted to rgb*/
/* FIXME: Probably not needed ^^^ */
} vo_buttons_t;
typedef struct video_overlay_object_s {
int32_t handle; /* Used to match Show and Hide events. */
uint32_t object_type; /* 0=Subtitle, 1=Menu */
int64_t pts; /* Needed for Menu button compares */
vo_overlay_t *overlay; /* The image data. */
uint32_t palette_type; /* 1 Y'CrCB, 2 R'G'B' */
uint32_t *palette; /* If NULL, no palette contained in this event. */
int32_t buttonN; /* Current highlighed button. 0 means no info on which button to higlight */
/* -1 means don't use this button info. */
vo_buttons_t button[32]; /* Info regarding each button on the overlay */
} video_overlay_object_t;
/* This will hold all details of an event item, needed for event queue to function */
typedef struct video_overlay_event_s {
uint32_t event_type; /* Show SPU, Show OSD, Hide etc. */
int64_t vpts; /* Time when event will action. 0 means action now */
/* Once video_out blend_yuv etc. can take rle_elem_t with Colour, blend and length information.
* we can remove clut and blend from this structure.
* This will allow for many more colours for OSD.
*/
video_overlay_object_t object; /* The image data. */
} video_overlay_event_t;
#endif
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