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udp: support non blocking reads with fifo

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer 2011-12-23 01:51:47 +01:00
parent bc900501e0
commit 9f50dafe90
1 changed files with 3 additions and 0 deletions
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3
libavformat/udp.c
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@ -572,6 +572,9 @@ static int udp_read(URLContext *h, uint8_t *buf, int size)
} else if(s->circular_buffer_error){ } else if(s->circular_buffer_error){
pthread_mutex_unlock(&s->mutex); pthread_mutex_unlock(&s->mutex);
return s->circular_buffer_error; return s->circular_buffer_error;
} else if(h->flags & AVIO_FLAG_NONBLOCK) {
pthread_mutex_unlock(&s->mutex);
return AVERROR(EAGAIN);
} }
else { else {
pthread_cond_wait(&s->cond, &s->mutex); pthread_cond_wait(&s->cond, &s->mutex);