spudec.h
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上传日期:2009-03-27
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- /*****************************************************************************
- * spudec.h : sub picture unit decoder thread interface
- *****************************************************************************
- * Copyright (C) 1999, 2000 VideoLAN
- * $Id: spudec.h 8420 2004-08-13 18:58:25Z gbazin $
- *
- * Authors: Samuel Hocevar <sam@zoy.org>
- *
- * 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.
- *****************************************************************************/
- struct decoder_sys_t
- {
- int b_packetizer;
- mtime_t i_pts;
- int i_spu_size;
- int i_rle_size;
- int i_spu;
- block_t *p_block;
- /* We will never overflow more than 11 bytes if I'm right */
- uint8_t buffer[65536 + 20 ];
- };
- typedef struct subpicture_data_t
- {
- mtime_t i_pts; /* presentation timestamp */
- int pi_offset[2]; /* byte offsets to data */
- void *p_data;
- /* Color information */
- vlc_bool_t b_palette;
- uint8_t pi_alpha[4];
- uint8_t pi_yuv[4][3];
- /* Auto crop fullscreen subtitles */
- vlc_bool_t b_auto_crop;
- int i_y_top_offset;
- int i_y_bottom_offset;
- } subpicture_data_t;
- /*****************************************************************************
- * Amount of bytes we GetChunk() in one go
- *****************************************************************************/
- #define SPU_CHUNK_SIZE 0x200
- /*****************************************************************************
- * SPU commands
- *****************************************************************************/
- #define SPU_CMD_FORCE_DISPLAY 0x00
- #define SPU_CMD_START_DISPLAY 0x01
- #define SPU_CMD_STOP_DISPLAY 0x02
- #define SPU_CMD_SET_PALETTE 0x03
- #define SPU_CMD_SET_ALPHACHANNEL 0x04
- #define SPU_CMD_SET_COORDINATES 0x05
- #define SPU_CMD_SET_OFFSETS 0x06
- #define SPU_CMD_END 0xff
- /*****************************************************************************
- * Prototypes
- *****************************************************************************/
- subpicture_t * E_(ParsePacket)( decoder_t * );