Messages in this thread | | | Subject | Re: drivers/media/video/saa7115.c misreports max. value of contrast and saturation | From | Mauro Carvalho Chehab <> | Date | Wed, 08 Mar 2006 19:47:43 -0300 |
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Adrian,
Em Qua, 2006-03-08 às 22:19 +0100, Adrian Bunk escreveu: > On Wed, Feb 15, 2006 at 12:19:08AM -0500, Kyler Laird wrote: > > > For changes to V4L2_CID_CONTRAST and V4L2_CID_SATURATION, the value is > > checked by "if (ctrl->value < 0 || ctrl->value > 127)" yet the maximum > > value in v4l2_queryctrl is set to 255 for both of these items. This > > means that programs (like MythTV) which set the contrast and saturation > > to the midvalue (127) get *full* contrast and saturation. (It's not > > pretty.) > > > > Setting the maximum values to 127 solves this problem. > > Mauro, can you comment on this issue? Yes. Patch is already available at both git and mercurial trees, fixing it for saa7115 and cx25840:
http://linuxtv.org/hg/v4l-dvb?cmd=changeset;node=b77c2f933b620bccaa751d556c1aa2fca30de7ec;style=gitweb
> > > Please copy me on responses. > > > > Thank you. > > > > --kyler > > cu > Adrian > Cheers, Mauro.
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