On Wed, 28 Feb 2018, Mike Goins wrote:
Signed-off-by: Mike Goins <midic...@gmail.com>
---
doc/outdevs.texi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/doc/outdevs.texi b/doc/outdevs.texi
index daf7b1ae62..1ca81ba139 100644
--- a/doc/outdevs.texi
+++ b/doc/outdevs.texi
@@ -180,6 +180,13 @@ Play video clip with non-standard framerate or video size:
ffmpeg -i test.avi -f decklink -pix_fmt uyvy422 -s 720x486 -r 24000/1001
'DeckLink Mini Monitor'
@end example
+@item
+Signal Generator mode:
+@example
+ffmpeg -re -f lavfi -i "testsrc=s=1920x1080:rate=30000/1000" -f lavfi -i "sine=frequency=1000:sample_rate=48000"
+ -ac 2 -acodec pcm_s16le -pix_fmt uyvy422 -format_code Hi30 -f decklink 'DeckLink Studio 2'
You should not need the -re flag, the decklink outdev blocks if it gets
too many frames and because of this the "encoding" speed should be limited
to realtime even without -re. Or you see something different?
Thanks,
Marton
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