static void ivtv_set_cc(struct ivtv *itv, int mode, const struct vbi_cc *cc)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_CAPTION_525;
data.field = 0;
data.line = (mode & 1) ? 21 : 0;
data.data[0] = cc->odd[0];
data.data[1] = cc->odd[1];
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
data.field = 1;
data.line = (mode & 2) ? 21 : 0;
data.data[0] = cc->even[0];
data.data[1] = cc->even[1];
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
void ivtv_set_cc(struct ivtv *itv, int mode, u8 cc1, u8 cc2, u8 cc3, u8 cc4)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_CAPTION_525;
data.field = 0;
data.line = (mode & 1) ? 21 : 0;
data.data[0] = cc1;
data.data[1] = cc2;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
data.field = 1;
data.line = (mode & 2) ? 21 : 0;
data.data[0] = cc3;
data.data[1] = cc4;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
static void ivtv_set_vps(struct ivtv *itv, int enabled)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_VPS;
data.field = 0;
data.line = enabled ? 16 : 0;
data.data[2] = itv->vbi.vps_payload.data[0];
data.data[8] = itv->vbi.vps_payload.data[1];
data.data[9] = itv->vbi.vps_payload.data[2];
data.data[10] = itv->vbi.vps_payload.data[3];
data.data[11] = itv->vbi.vps_payload.data[4];
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
void ivtv_set_vps(struct ivtv *itv, int enabled, u8 vps1, u8 vps2, u8 vps3,
u8 vps4, u8 vps5)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_VPS;
data.field = 0;
data.line = enabled ? 16 : 0;
data.data[4] = vps1;
data.data[10] = vps2;
data.data[11] = vps3;
data.data[12] = vps4;
data.data[13] = vps5;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
static void ivtv_set_wss(struct ivtv *itv, int enabled, int mode)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
/* When using a 50 Hz system, always turn on the
wide screen signal with 4x3 ratio as the default.
Turning this signal on and off can confuse certain
TVs. As far as I can tell there is no reason not to
transmit this signal. */
if ((itv->std & V4L2_STD_625_50) && !enabled) {
enabled = 1;
mode = 0x08; /* 4x3 full format */
}
data.id = V4L2_SLICED_WSS_625;
data.field = 0;
data.line = enabled ? 23 : 0;
data.data[0] = mode & 0xff;
data.data[1] = (mode >> 8) & 0xff;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
