On 01/20/2019 12:15 PM, Dafna Hirschfeld wrote: > test the excpetion fds first in the select loop excpetion -> exception > in streaming_set_m2m. This is needed in the next patch > in order to dequeue a source change event before its > coresponding last buffer. coresponding -> corresponding But besides those typos, I don't think this patch is needed at all. See my comments for patch 5/6 for more info. Regards, Hans > > Signed-off-by: Dafna Hirschfeld <dafna3@xxxxxxxxx> > --- > utils/v4l2-ctl/v4l2-ctl-streaming.cpp | 26 +++++++++++++------------- > 1 file changed, 13 insertions(+), 13 deletions(-) > > diff --git a/utils/v4l2-ctl/v4l2-ctl-streaming.cpp b/utils/v4l2-ctl/v4l2-ctl-streaming.cpp > index 3e81fdfc..fc204304 100644 > --- a/utils/v4l2-ctl/v4l2-ctl-streaming.cpp > +++ b/utils/v4l2-ctl/v4l2-ctl-streaming.cpp > @@ -1953,6 +1953,19 @@ static void streaming_set_m2m(cv4l_fd &fd) > goto done; > } > > + if (ex_fds && FD_ISSET(fd.g_fd(), ex_fds)) { > + struct v4l2_event ev; > + > + while (!fd.dqevent(ev)) { > + if (ev.type != V4L2_EVENT_EOS) > + continue; > + wr_fds = NULL; > + fprintf(stderr, "EOS"); > + fflush(stderr); > + break; > + } > + } > + > if (rd_fds && FD_ISSET(fd.g_fd(), rd_fds)) { > r = do_handle_cap(fd, in, file[CAP], NULL, > count[CAP], fps_ts[CAP]); > @@ -1990,19 +2003,6 @@ static void streaming_set_m2m(cv4l_fd &fd) > } > } > } > - > - if (ex_fds && FD_ISSET(fd.g_fd(), ex_fds)) { > - struct v4l2_event ev; > - > - while (!fd.dqevent(ev)) { > - if (ev.type != V4L2_EVENT_EOS) > - continue; > - wr_fds = NULL; > - fprintf(stderr, "EOS"); > - fflush(stderr); > - break; > - } > - } > } > > fcntl(fd.g_fd(), F_SETFL, fd_flags); >