[FFmpeg-user] V210 is a packet format but ffmpeg shows always yuv422p10le (planar?) - or how to read a V210.raw stream with ffmpeg?

Christoph Gerstbauer christophgerstbauer at gmail.com
Thu May 21 12:26:36 CEST 2015


> Very, very generally: No, this is the reason why
> a decoder is needed: Some applications produce
> an incorrect framesize for a given resolution.
>
> But in the case of a given application, the
> framesize has to be constant for a given
> resolution: If it is not, the file cannot be read.
>
> (And the framesize is of course defined by the
> specification for a given resolution but as said,
> some encoders use an incorrect stride.)
>
> You can definitely use this syntax to read the
> raw files from your capture card, but is should
> be way easier to use -f dshow instead.
>

Yes, I could do this if our card would be supported (Decklink), but we 
dont use Decklink cards. :/ We use DVS Cards.

ffmpeg supported devices for dshow:
[dshow @ 00000000003c6820] DirectShow video devices (some may be both 
video and audio devices)
[dshow @ 00000000003c6820]  "Logitech HD Webcam C525"
[dshow @ 00000000003c6820]     Alternative name 
"@device_pnp_\\?\usb#vid_046d&pid_0826&mi_02#7&1469f92a&3&0002#{65e8773d-8f56-11d0-a3b
[dshow @ 00000000003c6820]  "Decklink Video Capture"
[dshow @ 00000000003c6820]     Alternative name 
"@device_sw_{860BB310-5D01-11D0-BD3B-00A0C911CE86}\{44A8B5C7-13B6-4211-BD40-35B629D9E6
[dshow @ 00000000003c6820] DirectShow audio devices
[dshow @ 00000000003c6820]  "Microphone (HD Webcam C525)"
[dshow @ 00000000003c6820]     Alternative name 
"@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\Microphone (HD Webcam 
C525)"
[dshow @ 00000000003c6820]  "Decklink Audio Capture"
[dshow @ 00000000003c6820]     Alternative name 
"@device_sw_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\{AAA22F7E-5AA0-49D9-8C8D-B52B1AA92E
[dshow @ 00000000003c6820]  "Headset Microphone (4- Logitech"
[dshow @ 00000000003c6820]     Alternative name 
"@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\Headset Microphone 
(4- Logitech"
[dshow @ 00000000003c6820]  "Realtek Digital Input (Realtek "
[dshow @ 00000000003c6820]     Alternative name 
"@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\Realtek Digital Input 
(Realtek "

Best Regards
Christoph


More information about the ffmpeg-user mailing list