On Sun, 28 Feb 2010 19:49:51 +0100 Jean-Francois Moine <moin...@free.fr> wrote:
> On Sat, 27 Feb 2010 21:20:27 +0100
> Antonio Ospite <osp...@studenti.unina.it> wrote:
>
> > +static int sd_querymenu(struct gspca_dev *gspca_dev,
> > + struct v4l2_querymenu *menu)
> > +{
> > + switch (menu->id) {
> > + case V4L2_CID_POWER_LINE_FREQUENCY:
> > + switch (menu->index) {
> > + case 0: /*
> > V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
> > + strcpy((char *) menu->name, "50 Hz");
> > + return 0;
> > + case 1: /*
> > V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
> > + strcpy((char *) menu->name, "60 Hz");
> > + return 0;
> > + }
> > + break;
> > + }
> > +
> > + return -EINVAL;
> > +}
>
> In videodev2.h, there is:
>
> V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
> V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2,
>
Maybe we could just use
V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0,
V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1,
It looks like the code matches the DISABLED state (writing 0 to the
register). Mosalam?
Regards,
Antonio
--
Antonio Ospite
http://ao2.it
PGP public key ID: 0x4553B001
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