From 22e28216336da876e1fd17f380ce42eaf1446769 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Mon, 17 Feb 2014 13:36:38 +0000 Subject: chasing indexing error --- ffmpeg/libavformat/url.h | 286 ----------------------------------------------- 1 file changed, 286 deletions(-) delete mode 100644 ffmpeg/libavformat/url.h (limited to 'ffmpeg/libavformat/url.h') diff --git a/ffmpeg/libavformat/url.h b/ffmpeg/libavformat/url.h deleted file mode 100644 index 712ea0f..0000000 --- a/ffmpeg/libavformat/url.h +++ /dev/null @@ -1,286 +0,0 @@ -/* - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * unbuffered private I/O API - */ - -#ifndef AVFORMAT_URL_H -#define AVFORMAT_URL_H - -#include "avio.h" -#include "libavformat/version.h" - -#include "libavutil/dict.h" -#include "libavutil/log.h" - -#define URL_PROTOCOL_FLAG_NESTED_SCHEME 1 /*< The protocol name can be the first part of a nested protocol scheme */ -#define URL_PROTOCOL_FLAG_NETWORK 2 /*< The protocol uses network */ - -extern int (*url_interrupt_cb)(void); - -extern const AVClass ffurl_context_class; - -typedef struct URLContext { - const AVClass *av_class; /**< information for av_log(). Set by url_open(). */ - struct URLProtocol *prot; - void *priv_data; - char *filename; /**< specified URL */ - int flags; - int max_packet_size; /**< if non zero, the stream is packetized with this max packet size */ - int is_streamed; /**< true if streamed (no seek possible), default = false */ - int is_connected; - AVIOInterruptCB interrupt_callback; - int64_t rw_timeout; /**< maximum time to wait for (network) read/write operation completion, in mcs */ -} URLContext; - -typedef struct URLProtocol { - const char *name; - int (*url_open)( URLContext *h, const char *url, int flags); - /** - * This callback is to be used by protocols which open further nested - * protocols. options are then to be passed to ffurl_open()/ffurl_connect() - * for those nested protocols. - */ - int (*url_open2)(URLContext *h, const char *url, int flags, AVDictionary **options); - - /** - * Read data from the protocol. - * If data is immediately available (even less than size), EOF is - * reached or an error occurs (including EINTR), return immediately. - * Otherwise: - * In non-blocking mode, return AVERROR(EAGAIN) immediately. - * In blocking mode, wait for data/EOF/error with a short timeout (0.1s), - * and return AVERROR(EAGAIN) on timeout. - * Checking interrupt_callback, looping on EINTR and EAGAIN and until - * enough data has been read is left to the calling function; see - * retry_transfer_wrapper in avio.c. - */ - int (*url_read)( URLContext *h, unsigned char *buf, int size); - int (*url_write)(URLContext *h, const unsigned char *buf, int size); - int64_t (*url_seek)( URLContext *h, int64_t pos, int whence); - int (*url_close)(URLContext *h); - struct URLProtocol *next; - int (*url_read_pause)(URLContext *h, int pause); - int64_t (*url_read_seek)(URLContext *h, int stream_index, - int64_t timestamp, int flags); - int (*url_get_file_handle)(URLContext *h); - int (*url_get_multi_file_handle)(URLContext *h, int **handles, - int *numhandles); - int (*url_shutdown)(URLContext *h, int flags); - int priv_data_size; - const AVClass *priv_data_class; - int flags; - int (*url_check)(URLContext *h, int mask); -} URLProtocol; - -/** - * Create a URLContext for accessing to the resource indicated by - * url, but do not initiate the connection yet. - * - * @param puc pointer to the location where, in case of success, the - * function puts the pointer to the created URLContext - * @param flags flags which control how the resource indicated by url - * is to be opened - * @param int_cb interrupt callback to use for the URLContext, may be - * NULL - * @return >= 0 in case of success, a negative value corresponding to an - * AVERROR code in case of failure - */ -int ffurl_alloc(URLContext **puc, const char *filename, int flags, - const AVIOInterruptCB *int_cb); - -/** - * Connect an URLContext that has been allocated by ffurl_alloc - * - * @param options A dictionary filled with options for nested protocols, - * i.e. it will be passed to url_open2() for protocols implementing it. - * This parameter will be destroyed and replaced with a dict containing options - * that were not found. May be NULL. - */ -int ffurl_connect(URLContext *uc, AVDictionary **options); - -/** - * Create an URLContext for accessing to the resource indicated by - * url, and open it. - * - * @param puc pointer to the location where, in case of success, the - * function puts the pointer to the created URLContext - * @param flags flags which control how the resource indicated by url - * is to be opened - * @param int_cb interrupt callback to use for the URLContext, may be - * NULL - * @param options A dictionary filled with protocol-private options. On return - * this parameter will be destroyed and replaced with a dict containing options - * that were not found. May be NULL. - * @return >= 0 in case of success, a negative value corresponding to an - * AVERROR code in case of failure - */ -int ffurl_open(URLContext **puc, const char *filename, int flags, - const AVIOInterruptCB *int_cb, AVDictionary **options); - -/** - * Read up to size bytes from the resource accessed by h, and store - * the read bytes in buf. - * - * @return The number of bytes actually read, or a negative value - * corresponding to an AVERROR code in case of error. A value of zero - * indicates that it is not possible to read more from the accessed - * resource (except if the value of the size argument is also zero). - */ -int ffurl_read(URLContext *h, unsigned char *buf, int size); - -/** - * Read as many bytes as possible (up to size), calling the - * read function multiple times if necessary. - * This makes special short-read handling in applications - * unnecessary, if the return value is < size then it is - * certain there was either an error or the end of file was reached. - */ -int ffurl_read_complete(URLContext *h, unsigned char *buf, int size); - -/** - * Write size bytes from buf to the resource accessed by h. - * - * @return the number of bytes actually written, or a negative value - * corresponding to an AVERROR code in case of failure - */ -int ffurl_write(URLContext *h, const unsigned char *buf, int size); - -/** - * Change the position that will be used by the next read/write - * operation on the resource accessed by h. - * - * @param pos specifies the new position to set - * @param whence specifies how pos should be interpreted, it must be - * one of SEEK_SET (seek from the beginning), SEEK_CUR (seek from the - * current position), SEEK_END (seek from the end), or AVSEEK_SIZE - * (return the filesize of the requested resource, pos is ignored). - * @return a negative value corresponding to an AVERROR code in case - * of failure, or the resulting file position, measured in bytes from - * the beginning of the file. You can use this feature together with - * SEEK_CUR to read the current file position. - */ -int64_t ffurl_seek(URLContext *h, int64_t pos, int whence); - -/** - * Close the resource accessed by the URLContext h, and free the - * memory used by it. Also set the URLContext pointer to NULL. - * - * @return a negative value if an error condition occurred, 0 - * otherwise - */ -int ffurl_closep(URLContext **h); -int ffurl_close(URLContext *h); - -/** - * Return the filesize of the resource accessed by h, AVERROR(ENOSYS) - * if the operation is not supported by h, or another negative value - * corresponding to an AVERROR error code in case of failure. - */ -int64_t ffurl_size(URLContext *h); - -/** - * Return the file descriptor associated with this URL. For RTP, this - * will return only the RTP file descriptor, not the RTCP file descriptor. - * - * @return the file descriptor associated with this URL, or <0 on error. - */ -int ffurl_get_file_handle(URLContext *h); - -/** - * Return the file descriptors associated with this URL. - * - * @return 0 on success or <0 on error. - */ -int ffurl_get_multi_file_handle(URLContext *h, int **handles, int *numhandles); - -/** - * Signal the URLContext that we are done reading or writing the stream. - * - * @param h pointer to the resource - * @param flags flags which control how the resource indicated by url - * is to be shutdown - * - * @return a negative value if an error condition occurred, 0 - * otherwise - */ -int ffurl_shutdown(URLContext *h, int flags); - -/** - * Register the URLProtocol protocol. - */ -int ffurl_register_protocol(URLProtocol *protocol); - -/** - * Check if the user has requested to interrup a blocking function - * associated with cb. - */ -int ff_check_interrupt(AVIOInterruptCB *cb); - -/** - * Iterate over all available protocols. - * - * @param prev result of the previous call to this functions or NULL. - */ -URLProtocol *ffurl_protocol_next(URLProtocol *prev); - -/* udp.c */ -int ff_udp_set_remote_url(URLContext *h, const char *uri); -int ff_udp_get_local_port(URLContext *h); - -/** - * Assemble a URL string from components. This is the reverse operation - * of av_url_split. - * - * Note, this requires networking to be initialized, so the caller must - * ensure ff_network_init has been called. - * - * @see av_url_split - * - * @param str the buffer to fill with the url - * @param size the size of the str buffer - * @param proto the protocol identifier, if null, the separator - * after the identifier is left out, too - * @param authorization an optional authorization string, may be null. - * An empty string is treated the same as a null string. - * @param hostname the host name string - * @param port the port number, left out from the string if negative - * @param fmt a generic format string for everything to add after the - * host/port, may be null - * @return the number of characters written to the destination buffer - */ -int ff_url_join(char *str, int size, const char *proto, - const char *authorization, const char *hostname, - int port, const char *fmt, ...) av_printf_format(7, 8); - -/** - * Convert a relative url into an absolute url, given a base url. - * - * @param buf the buffer where output absolute url is written - * @param size the size of buf - * @param base the base url, may be equal to buf. - * @param rel the new url, which is interpreted relative to base - */ -void ff_make_absolute_url(char *buf, int size, const char *base, - const char *rel); - - -#endif /* AVFORMAT_URL_H */ -- cgit v1.2.3