1 /*****************************************************************************
2 * spudec.h : sub picture unit decoder thread interface
3 *****************************************************************************
4 * Copyright (C) 1999, 2000 VideoLAN
5 * $Id: spudec.h,v 1.8 2003/11/22 19:55:47 fenrir Exp $
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
35 uint8_t buffer[65536 + 20 ]; /* we will never overflow more than 11 bytes if I'm right */
37 vout_thread_t *p_vout;
40 struct subpicture_sys_t
42 mtime_t i_pts; /* presentation timestamp */
44 int pi_offset[2]; /* byte offsets to data */
47 /* Color information */
52 /* Link to our input */
53 vlc_object_t * p_input;
55 /* Cropping properties */
58 unsigned int i_x_start, i_y_start, i_x_end, i_y_end;
61 /*****************************************************************************
62 * Amount of bytes we GetChunk() in one go
63 *****************************************************************************/
64 #define SPU_CHUNK_SIZE 0x200
66 /*****************************************************************************
68 *****************************************************************************/
69 #define SPU_CMD_FORCE_DISPLAY 0x00
70 #define SPU_CMD_START_DISPLAY 0x01
71 #define SPU_CMD_STOP_DISPLAY 0x02
72 #define SPU_CMD_SET_PALETTE 0x03
73 #define SPU_CMD_SET_ALPHACHANNEL 0x04
74 #define SPU_CMD_SET_COORDINATES 0x05
75 #define SPU_CMD_SET_OFFSETS 0x06
76 #define SPU_CMD_END 0xff
78 /*****************************************************************************
80 *****************************************************************************/
81 void E_(ParsePacket)( decoder_t * );
83 void E_(RenderSPU) ( vout_thread_t *, picture_t *, const subpicture_t * );