Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-16 Thread Carl Eugen Hoyos
2018-03-15 15:39 GMT+01:00, Marton Balint : > > On Thu, 15 Mar 2018, Carl Eugen Hoyos wrote: > >> 2018-03-09 21:58 GMT+01:00, Marton Balint : >>> >>> On Fri, 9 Mar 2018, Devin Heitmueller wrote: >> Also, isn’t -format_code a capture parameter? Is it even valid to provide that on output?

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-15 Thread Marton Balint
On Thu, 15 Mar 2018, Carl Eugen Hoyos wrote: 2018-03-09 21:58 GMT+01:00, Marton Balint : On Fri, 9 Mar 2018, Devin Heitmueller wrote: Also, isn’t -format_code a capture parameter? Is it even valid to provide that on output? Yes, it is capture only indeed. Wonder why does ffmpeg accept i

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-15 Thread Marton Balint
On Thu, 15 Mar 2018, Mike Goins wrote: On Fri, Mar 9, 2018 at 3:38 PM, Devin Heitmueller wrote: +ffmpeg -re -f lavfi -i "testsrc=s=1920x1080:rate=3/1000" -f lavfi -i "sine=frequency=1000:sample_rate=48000" +-ac 2 -acodec pcm_s16le -pix_fmt uyvy422 -format_code Hi30 -f decklin

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-15 Thread Carl Eugen Hoyos
2018-03-09 21:58 GMT+01:00, Marton Balint : > > On Fri, 9 Mar 2018, Devin Heitmueller wrote: >> Also, isn’t -format_code a capture parameter? Is it even valid >> to provide that on output? > > Yes, it is capture only indeed. Wonder why does ffmpeg > accept it in the first place? Output options a

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-15 Thread Mike Goins
On Fri, Mar 9, 2018 at 3:38 PM, Devin Heitmueller wrote: > >>> +ffmpeg -re -f lavfi -i "testsrc=s=1920x1080:rate=3/1000" -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 s

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-09 Thread Devin Heitmueller
> The decklink outdev finds the correct mode by searching for the properties > (frame rate, field order, dimension) of the stream which is provided to it. > So specifying the format_code should not be needed. In principle you are correct that it "should not be needed". However there are numerous

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-09 Thread Marton Balint
On Fri, 9 Mar 2018, Devin Heitmueller wrote: +ffmpeg -re -f lavfi -i "testsrc=s=1920x1080:rate=3/1000" -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 f

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-09 Thread Devin Heitmueller
>> +ffmpeg -re -f lavfi -i "testsrc=s=1920x1080:rate=3/1000" -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 g

Re: [FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-03-09 Thread Marton Balint
On Wed, 28 Feb 2018, Mike Goins wrote: Signed-off-by: Mike Goins --- 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

[FFmpeg-devel] [PATCH] doc/outdevs: Add declink signal generator example

2018-02-28 Thread Mike Goins
Signed-off-by: Mike Goins --- 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