2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 #ifndef AVCODEC_ATSC_A53_H
20 #define AVCODEC_ATSC_A53_H
24 #include "libavutil/buffer.h"
27 * Parse a data array for ATSC A53 Part 4 Closed Captions and store them in an AVBufferRef.
29 * @param pbuf Pointer to an AVBufferRef to append the closed captions. *pbuf may be NULL, in
30 * which case a new buffer will be allocated and put in it.
31 * @param data The data array containing the raw A53 data.
32 * @param size Size of the data array in bytes.
34 * @return Number of closed captions parsed on success, negative error code on failure.
35 * If no Closed Captions are parsed, *pbuf is untouched.
37 int ff_parse_a53_cc(AVBufferRef **pbuf, const uint8_t *data, int size);
39 #endif /* AVCODEC_ATSC_A53_H */