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avio: Add an internal utility function for checking the new interrupt callback

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Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Martin Storsjö 2011-11-06 22:10:21 +02:00 committed by Anton Khirnov
parent 6aa0b98fb2
commit c4a090ddb5
2 changed files with 14 additions and 0 deletions
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8
libavformat/avio.c
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@ -408,6 +408,14 @@ void avio_set_interrupt_cb(int (*interrupt_cb)(void))
url_interrupt_cb = interrupt_cb;
}
int ff_check_interrupt(AVIOInterruptCB *cb)
{
int ret;
if (cb && cb->callback && (ret = cb->callback(cb->opaque)))
return ret;
return url_interrupt_cb();
}
#if FF_API_OLD_AVIO
int av_url_read_pause(URLContext *h, int pause)
{

6
libavformat/url.h
View File

@ -170,6 +170,12 @@ int ffurl_get_file_handle(URLContext *h);
*/
int ffurl_register_protocol(URLProtocol *protocol, int size);
/**
* Check if the user has requested to interrup a blocking function
* associated with cb.
*/
int ff_check_interrupt(AVIOInterruptCB *cb);
/* udp.c */
int ff_udp_set_remote_url(URLContext *h, const char *uri);
int ff_udp_get_local_port(URLContext *h);