3ef5a8ba2b
Attempts to utilize the TTML cell resolution as a mapping to the reference resolution, and maps font size to cell size. Additionally sets the display and text alignment according to the ASS alignment number. Signed-off-by: Jan Ekström <jan.ekstrom@24i.com>
35 lines
1.3 KiB
C
35 lines
1.3 KiB
C
/*
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* TTML subtitle encoder shared functionality
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* Copyright (c) 2020 24i
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_TTMLENC_H
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#define AVCODEC_TTMLENC_H
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#define TTMLENC_EXTRADATA_SIGNATURE "lavc-ttmlenc"
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#define TTMLENC_EXTRADATA_SIGNATURE_SIZE (sizeof(TTMLENC_EXTRADATA_SIGNATURE) - 1)
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static const char ttml_default_namespacing[] =
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" xmlns=\"http://www.w3.org/ns/ttml\"\n"
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" xmlns:ttm=\"http://www.w3.org/ns/ttml#metadata\"\n"
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" xmlns:tts=\"http://www.w3.org/ns/ttml#styling\"\n"
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" xmlns:ttp=\"http://www.w3.org/ns/ttml#parameter\"\n";
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#endif /* AVCODEC_TTMLENC_H */
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