From 9bee24595432f98411a891affd1f1ca3fb254c9f Mon Sep 17 00:00:00 2001 From: Stefano Sabatini Date: Sun, 28 Mar 2010 10:31:22 +0000 Subject: [PATCH] Document url_seek(). Originally committed as revision 22709 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/avio.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/libavformat/avio.h b/libavformat/avio.h index 8145f92861..fec65fd71c 100644 --- a/libavformat/avio.h +++ b/libavformat/avio.h @@ -113,6 +113,21 @@ int url_read(URLContext *h, unsigned char *buf, int size); */ int url_read_complete(URLContext *h, unsigned char *buf, int size); int url_write(URLContext *h, unsigned char *buf, int size); + +/** + * Changes 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 url_seek(URLContext *h, int64_t pos, int whence); /**