Re: [FFmpeg-user] Audio delayed with DeckLink

2016-10-17 Thread PSPunch
On 2016/10/15 3:42, Marton Balint wrote: BTW, I understand from brief searching that the wallclock option is relatively new. Just curious how FFmpeg users dealt with Decklink boards until they were available?? Older generation cards were better, next gen cards like duo2 have more problems

Re: [FFmpeg-user] Audio delayed with DeckLink

2016-10-14 Thread Marton Balint
On Fri, 14 Oct 2016, PSPunch wrote: Hi Marton, The suggested options fixed the sync issue in a snap. Thank you, thank you, thank you!! BTW, I understand from brief searching that the wallclock option is relatively new. Just curious how FFmpeg users dealt with Decklink boards until they

Re: [FFmpeg-user] Audio delayed with DeckLink

2016-10-13 Thread Marton Balint
On Thu, 13 Oct 2016, PSPunch wrote: Hi, On Win7 x64, Capturing SDI from DeckLink Duo 2. When encoding with FFmpeg, audio seems to be about 100ms later than video. Is there a known solution to this, or is there a way to delay video by roughly 100ms? I tested the DeckLink drivers on Linux,

[FFmpeg-user] Audio delayed with DeckLink

2016-10-13 Thread PSPunch
Hi, On Win7 x64, Capturing SDI from DeckLink Duo 2. When encoding with FFmpeg, audio seems to be about 100ms later than video. Is there a known solution to this, or is there a way to delay video by roughly 100ms? Below is the command & output when using NVENC and streaming UDP, but