FFmpeg
ttmlenc.h
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1 /*
2  * TTML subtitle encoder shared functionality
3  * Copyright (c) 2020 24i
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVCODEC_TTMLENC_H
23 #define AVCODEC_TTMLENC_H
24 
25 #define TTMLENC_EXTRADATA_SIGNATURE "lavc-ttmlenc"
26 #define TTMLENC_EXTRADATA_SIGNATURE_SIZE (sizeof(TTMLENC_EXTRADATA_SIGNATURE) - 1)
27 
28 #define TTML_DEFAULT_NAMESPACING \
29 " xmlns=\"http://www.w3.org/ns/ttml\"\n" \
30 " xmlns:ttm=\"http://www.w3.org/ns/ttml#metadata\"\n" \
31 " xmlns:tts=\"http://www.w3.org/ns/ttml#styling\"\n" \
32 " xmlns:ttp=\"http://www.w3.org/ns/ttml#parameter\"\n"
33 
34 #endif /* AVCODEC_TTMLENC_H */