The option is --output, or -o.
Signed-off-by: Sakari Ailus <sakari.ai...@iki.fi>
---
yavta.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/yavta.c b/yavta.c
index 8e43ce5..e010252 100644
--- a/yavta.c
+++ b/yavta.c
@@ -1240,6 +1240,7 @@ static void usage(const char *argv0)
printf("-I, --fill-frames Fill frames with check pattern
before queuing them\n");
printf("-l, --list-controls List available controls\n");
printf("-n, --nbufs n Set the number of video
buffers\n");
+ printf("-o, --output Use video node as output\n");
printf("-p, --pause Pause before starting the video
stream\n");
printf("-q, --quality n MJPEG quality (0-100)\n");
printf("-r, --get-control ctrl Get control 'ctrl'\n");
@@ -1282,6 +1283,7 @@ static struct option opts[] = {
{"nbufs", 1, 0, 'n'},
{"no-query", 0, 0, OPT_NO_QUERY},
{"offset", 1, 0, OPT_USERPTR_OFFSET},
+ {"output", 0, 0, 'o'},
{"pause", 0, 0, 'p'},
{"quality", 1, 0, 'q'},
{"get-control", 1, 0, 'r'},
@@ -1304,7 +1306,7 @@ int main(int argc, char *argv[])
int ret;
/* Options parsings */
- int do_file = 0, do_capture = 0, do_pause = 0;
+ int do_file = 0, do_capture = 0, do_pause = 0, do_output = 0;
int do_set_time_per_frame = 0;
int do_enum_formats = 0, do_set_format = 0;
int do_enum_inputs = 0, do_set_input = 0;
@@ -1385,6 +1387,9 @@ int main(int argc, char *argv[])
if (nbufs > V4L_BUFFERS_MAX)
nbufs = V4L_BUFFERS_MAX;
break;
+ case 'o':
+ do_output = 1;
+ break;
case 'p':
do_pause = 1;
break;
@@ -1500,6 +1505,9 @@ int main(int argc, char *argv[])
if (dev.type == (enum v4l2_buf_type)-1)
no_query = 1;
+ if (do_output)
+ dev.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+
dev.memtype = memtype;
if (do_get_control) {
--
1.7.10.4
--
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