code now waits for up to 30ms before reporting that no packet is available.
Originally committed as revision 1546 to svn://svn.ffmpeg.org/ffmpeg/trunk
if (av_new_packet(pkt, s->frame_size) < 0)
return -EIO;
for(;;) {
+ struct timeval tv;
+ fd_set fds;
+
+ tv.tv_sec = 0;
+ tv.tv_usec = 30 * 1000; /* 30 msecs -- a bit shorter than 1 frame at 30fps */
+
+ FD_ZERO(&fds);
+ FD_SET(s->fd, &fds);
+
+ /* This will block until data is available or we get a timeout */
+ (void) select(s->fd + 1, &fds, 0, 0, &tv);
+
ret = read(s->fd, pkt->data, pkt->size);
if (ret > 0)
break;