[FFmpeg-user] Blackmagic card issue capturing

Roger Pack rogerdpack2 at gmail.com
Fri Mar 4 05:12:55 CET 2016


full command line and uncut console output of failing run please?
-roger-

On 3/3/16, Christian Bianchini <max246 at gmail.com> wrote:
> 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
> _______________________________________________
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-user
>


More information about the ffmpeg-user mailing list