Cross Reference: /drivers/media/pci/bt8xx/bttv-vbi.c

Lines Matching refs:tvnorm
50    really stores 1024 + tvnorm->vbipack * 4 samples per line in the
51    buffer. Note tvnorm->vbipack is <= 0xFF (limit of VBIPACK_LO + HI
110 	const struct bttv_tvnorm *tvnorm;
119 	tvnorm = fh->vbi_fmt.tvnorm;
124 	   standard changes while capturing, so we use vbi_fmt.tvnorm
125 	   instead of btv->tvnorm to skip zero lines after video
133 				      - tvnorm->vbistart[0]));
136 				      - tvnorm->vbistart[1]));
192 	if (fh->vbi_fmt.end >= tvnorm->cropcap.bounds.top)
193 		min_vdelay += fh->vbi_fmt.end - tvnorm->cropcap.bounds.top;
245 static int try_fmt(struct v4l2_vbi_format *f, const struct bttv_tvnorm *tvnorm,
257 	min_start = tvnorm->vbistart[0];
259 	max_end = (tvnorm->cropcap.bounds.top
260 		   + tvnorm->cropcap.bounds.height) >> 1;
267 	f->sampling_rate    = tvnorm->Fsc;
272 	f2_offset = tvnorm->vbistart[1] - tvnorm->vbistart[0];
298 		f->start[0] = tvnorm->vbistart[0];
299 		f->start[1] = tvnorm->vbistart[1];
316 	const struct bttv_tvnorm *tvnorm;
321 	tvnorm = &bttv_tvnorms[btv->tvnorm];
326 	return try_fmt(&frt->fmt.vbi, tvnorm, crop_start);
334 	const struct bttv_tvnorm *tvnorm;
344 	tvnorm = &bttv_tvnorms[btv->tvnorm];
346 	rc = try_fmt(&frt->fmt.vbi, tvnorm, btv->crop_start);
350 	start1 = frt->fmt.vbi.start[1] - tvnorm->vbistart[1] +
351 		tvnorm->vbistart[0];
364 	fh->vbi_fmt.tvnorm = tvnorm;
381 	const struct bttv_tvnorm *tvnorm;
385 	tvnorm = &bttv_tvnorms[fh->btv->tvnorm];
387 	if (tvnorm != fh->vbi_fmt.tvnorm) {
395 		max_end = (tvnorm->cropcap.bounds.top
396 			   + tvnorm->cropcap.bounds.height) >> 1;
398 		frt->fmt.vbi.sampling_rate = tvnorm->Fsc;
404 				+ tvnorm->vbistart[i]
405 				- fh->vbi_fmt.tvnorm->vbistart[i];
412 			max_end += tvnorm->vbistart[1]
413 				- tvnorm->vbistart[0];
421 	const struct bttv_tvnorm *tvnorm;
425 	tvnorm = &bttv_tvnorms[norm];
427 	f->fmt.sampling_rate    = tvnorm->Fsc;
431 	f->fmt.start[0]		= tvnorm->vbistart[0];
432 	f->fmt.start[1]		= tvnorm->vbistart[1];
441 	real_samples_per_line   = 1024 + tvnorm->vbipack * 4;
442 	real_count              = ((tvnorm->cropcap.defrect.top >> 1)
443 				   - tvnorm->vbistart[0]);
448 	f->tvnorm               = tvnorm;
451 	f->end                  = tvnorm->vbistart[0] * 2 + 2;