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/* |
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* Tee common code |
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* Copyright (c) 2012 Nicolas George |
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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 License |
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* 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 |
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* GNU 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 License |
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* along with FFmpeg; if not, write to the Free Software * Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <string.h> |
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#include "libavutil/log.h" |
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#include "libavutil/opt.h" |
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#include "tee_common.h" |
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static const char *const slave_opt_open = "["; |
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static const char *const slave_opt_close = "]"; |
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static const char *const slave_opt_delim = ":]"; /* must have the close too */ |
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int ff_tee_parse_slave_options(void *log, char *slave, |
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AVDictionary **options, char **filename) |
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{ |
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const char *p; |
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char *key, *val; |
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int ret; |
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if (!strspn(slave, slave_opt_open)) { |
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*filename = slave; |
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return 0; |
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} |
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p = slave + 1; |
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if (strspn(p, slave_opt_close)) { |
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*filename = (char *)p + 1; |
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return 0; |
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} |
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while (1) { |
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ret = av_opt_get_key_value(&p, "=", slave_opt_delim, 0, &key, &val); |
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if (ret < 0) { |
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av_log(log, AV_LOG_ERROR, "No option found near \"%s\"\n", p); |
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goto fail; |
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} |
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ret = av_dict_set(options, key, val, |
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AV_DICT_DONT_STRDUP_KEY | AV_DICT_DONT_STRDUP_VAL); |
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if (ret < 0) |
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goto fail; |
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if (strspn(p, slave_opt_close)) |
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break; |
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p++; |
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} |
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*filename = (char *)p + 1; |
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return 0; |
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fail: |
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av_dict_free(options); |
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return ret; |
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} |
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