[FFmpeg-user] Blackmagic card issue capturing

[Christian Bianchini]

Yes, by using vsync it works fine, who knows why.. maybe because I dont
capture audio.

On 2 March 2016 at 16:12, Roger Pack <rogerdpack2 at gmail.com> wrote:

> On 3/2/16, Christian Bianchini <max246 at gmail.com> wrote:
> > I have ran with log level and this is the result when it successfully
> > capture at 60 FPS:
> >
> > frame=  153 fps= 61 q=0.0 size=   51752kB time=00:00:02.33
> > bitrate=181487.1kbits
> > dshow passing through packet of type video size  4147200 timestamp
> 26343746
> > orig
> >  timestamp 26078449 graph timestamp 26343718 diff 265269 Decklink Video
> > Capture
> > dshow passing through packet of type video size  4147200 timestamp
> 26509532
> > orig
> >  timestamp 26245282 graph timestamp 26509509 diff 264227 Decklink Video
> > Capture
> > ap
> >
> > This is when it fails
> >
> >
> > frame=    2 fps=0.0 q=0.0 size=       0kB time=00:00:00.00 bitrate=N/A
> > dup=0 dro
> > dshow passing through packet of type video size  4147200 timestamp
> > 7165437108888
> > 73 orig timestamp 716543716327540 graph timestamp 716543710888873 diff
> > -5438667
> > Decklink Video Capture
> > *** dropping frame 2 from stream 0 at ts 0
> > dshow passing through packet of type video size  4147200 timestamp
> > 7165437108888
> > 73 orig timestamp 716543716494373 graph timestamp 716543710888873 diff
> > -5605500
> > Decklink Video Capture
> > *** dropping frame 2 from stream 0 at ts 0
> > dshow passing through packet of type video size  4147200 timestamp
> > 7165437108888
> > 73 orig timestamp 716543716661206 graph timestamp 716543710888873 diff
> > -5772333
> > Decklink Video Capture
> > *** dropping frame 2 from stream 0 at ts 0
> > dshow passing through packet of type video size  4147200 timestamp
> > 7165437108888
> > 73 orig timestamp 716543716828040 graph timestamp 716543710888873 diff
> > -5939167
> > Decklink Video Capture
> >
> >
> > Does it makes any sense? is this the capture card failure?
>
> So reproducibly and reliably it always says "dropping frame 2" when it
> is failing?
>
> I don't know about vsync, it might be OK
> _______________________________________________
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-user
>



-- 
---------------------------
Hardware & Software Developer
christian at bianchini.ch <christian at biachini.ch>
www.max246.ch