Re: V4L2 - Capturing uncompressed data

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Guillaume,

On Monday 18 May 2009 09:32:53 Guillaume wrote:
> Guillaume <Kowaio <at> gmail.com> writes:
>
>
> I just tried the ENUM_FMT, and there is only 1 format, the JPEG one.
>
> But I don't understand one thing. The webcam displays compressed Jpeg data.
> OK.
> But before that compression, the data aren't in uncompressed data ?
> It's the driver or something which is doing that compression directly during
> the capture, but there really are no chance to get that uncompressed data
> before compression in JPEG ?

The video stream is compressed directly by the webcam and sent to the host in 
compressed form.

Best regards,

Laurent Pinchart

--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]
  Powered by Linux