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ffmpeg / libavformat / url.h @ bc371aca

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/*
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 *
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 * This file is part of Libav.
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 *
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 * Libav 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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 * Libav 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 Libav; 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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/**
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 * @file
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 * unbuffered private I/O API
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 */
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#ifndef AVFORMAT_URL_H
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#define AVFORMAT_URL_H
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#include "avio.h"
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/**
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 * Create a URLContext for accessing to the resource indicated by
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 * url, but do not initiate the connection yet.
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 *
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 * @param puc pointer to the location where, in case of success, the
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 * function puts the pointer to the created URLContext
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 * @param flags flags which control how the resource indicated by url
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 * is to be opened
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 * @return 0 in case of success, a negative value corresponding to an
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 * AVERROR code in case of failure
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 */
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int ffurl_alloc(URLContext **h, const char *url, int flags);
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/**
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 * Connect an URLContext that has been allocated by ffurl_alloc
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 */
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int ffurl_connect(URLContext *h);
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/**
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 * Create an URLContext for accessing to the resource indicated by
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 * url, and open it.
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 *
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 * @param puc pointer to the location where, in case of success, the
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 * function puts the pointer to the created URLContext
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 * @param flags flags which control how the resource indicated by url
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 * is to be opened
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 * @return 0 in case of success, a negative value corresponding to an
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 * AVERROR code in case of failure
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 */
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int ffurl_open(URLContext **h, const char *url, int flags);
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/**
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 * Read up to size bytes from the resource accessed by h, and store
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 * the read bytes in buf.
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 *
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 * @return The number of bytes actually read, or a negative value
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 * corresponding to an AVERROR code in case of error. A value of zero
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 * indicates that it is not possible to read more from the accessed
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 * resource (except if the value of the size argument is also zero).
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 */
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int ffurl_read(URLContext *h, unsigned char *buf, int size);
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#endif //AVFORMAT_URL_H