ass.h

/*
 * SSA/ASS common functions
 * Copyright (c) 2010  Aurelien Jacobs <aurel@gnuage.org>
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#ifndef AVCODEC_ASS_H
#define AVCODEC_ASS_H

#include "avcodec.h"
#include "libavutil/bprint.h"

#define ASS_DEFAULT_PLAYRESX 384
#define ASS_DEFAULT_PLAYRESY 288

#define ASS_DEFAULT_FONT        "Arial"
#define ASS_DEFAULT_FONT_SIZE   16
#define ASS_DEFAULT_COLOR       0xffffff
#define ASS_DEFAULT_BACK_COLOR  0
#define ASS_DEFAULT_BOLD        0
#define ASS_DEFAULT_ITALIC      0
#define ASS_DEFAULT_UNDERLINE   0
#define ASS_DEFAULT_ALIGNMENT   2
#define ASS_DEFAULT_BORDERSTYLE 1

typedef struct FFASSDecoderContext {
    int readorder;
} FFASSDecoderContext;

int ff_ass_subtitle_header(AVCodecContext *avctx,
                           const char *font, int font_size,
                           int color, int back_color,
                           int bold, int italic, int underline,
                           int border_style, int alignment);

int ff_ass_subtitle_header_default(AVCodecContext *avctx);

char *ff_ass_get_dialog(int readorder, int layer, const char *style,
                        const char *speaker, const char *text);

int ff_ass_add_rect(AVSubtitle *sub, const char *dialog,
                    int readorder, int layer, const char *style,
                    const char *speaker);

void ff_ass_decoder_flush(AVCodecContext *avctx);

void ff_ass_bprint_text_event(AVBPrint *buf, const char *p, int size,
                             const char *linebreaks, int keep_ass_markup);
#endif /* AVCODEC_ASS_H */