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53 lines
1.9 KiB
53 lines
1.9 KiB
/* |
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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 AVCORE_PARSEUTILS_H |
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#define AVCORE_PARSEUTILS_H |
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#include <libavutil/rational.h> |
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/** |
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* @file |
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* misc parsing utilities for libavcore |
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*/ |
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/** |
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* Parse str and put in width_ptr and height_ptr the detected values. |
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* |
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* @param[in,out] width_ptr pointer to the variable which will contain the detected |
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* frame width value |
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* @param[in,out] height_ptr pointer to the variable which will contain the detected |
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* frame height value |
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* @param[in] str the string to parse: it has to be a string in the format |
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* width x height or a valid video frame size abbreviation. |
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* @return >= 0 on success, a negative error code otherwise |
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*/ |
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int av_parse_video_size(int *width_ptr, int *height_ptr, const char *str); |
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/** |
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* Parse str and store the detected values in *frame_rate. |
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* |
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* @param[in,out] frame_rate pointer to the AVRational which will contain the detected |
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* frame rate |
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* @param[in] str the string to parse: it has to be a string in the format |
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* frame_rate_num / frame_rate_den, a float number or a valid video rate abbreviation |
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* @return >= 0 on success, a negative error code otherwise |
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*/ |
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int av_parse_video_rate(AVRational *frame_rate, const char *str); |
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#endif /* AVCORE_PARSEUTILS_H */
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