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- /*
- * SSA/ASS common funtions
- * Copyright (c) 2010 Aurelien Jacobs <aurel@gnuage.org>
- *
- * This file is part of Libav.
- *
- * Libav 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.
- *
- * Libav 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 Libav; 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"
-
- /**
- * @name Default values for ASS style
- * @{
- */
- #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
- /** @} */
-
- /**
- * Generate a suitable AVCodecContext.subtitle_header for SUBTITLE_ASS
- * with default style.
- *
- * @param avctx pointer to the AVCodecContext
- * @return >= 0 on success otherwise an error code <0
- */
- int ff_ass_subtitle_header_default(AVCodecContext *avctx);
-
- /**
- * Initialize an AVSubtitle structure for use with ff_ass_add_rect().
- *
- * @param sub pointer to the AVSubtitle
- */
- void ff_ass_init(AVSubtitle *sub);
-
- /**
- * Add an ASS dialog line to an AVSubtitle as a new AVSubtitleRect.
- *
- * @param sub pointer to the AVSubtitle
- * @param dialog ASS dialog to add to sub
- * @param ts_start start timestamp for this dialog (in 1/100 second unit)
- * @param ts_end end timestamp for this dialog (in 1/100 second unit)
- * @param raw when set to 1, it indicates that dialog contains a whole ASS
- * dialog line which should be copied as is.
- * when set to 0, it indicates that dialog contains only the Text
- * part of the ASS dialog line, the rest of the line
- * will be generated.
- * @return number of characters read from dialog. It can be less than the whole
- * length of dialog, if dialog contains several lines of text.
- * A negative value indicates an error.
- */
- int ff_ass_add_rect(AVSubtitle *sub, const char *dialog,
- int ts_start, int ts_end, int raw);
-
- #endif /* AVCODEC_ASS_H */
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