common/saa7146/saa7146_video.c

93 	struct v4l2_pix_format *pix = &vv->video_fmt;
94 	struct saa7146_format *sfmt = saa7146_format_by_fourcc(dev, pix->pixelformat);
106 		int size = pix->width * pix->height;
345 	f->fmt.pix = vv->video_fmt;
369 	fmt = saa7146_format_by_fourcc(dev, f->fmt.pix.pixelformat);
373 	field = f->fmt.pix.field;
378 		field = (f->fmt.pix.height > maxh / 2)
393 	f->fmt.pix.field = field;
394 	f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
395 	if (f->fmt.pix.width < 48)
396 		f->fmt.pix.width = 48;
397 	if (f->fmt.pix.height < 32)
398 		f->fmt.pix.height = 32;
399 	if (f->fmt.pix.width > maxw)
400 		f->fmt.pix.width = maxw;
401 	if (f->fmt.pix.height > maxh)
402 		f->fmt.pix.height = maxh;
404 	calc_bpl = (f->fmt.pix.width * fmt->depth) / 8;
406 	if (f->fmt.pix.bytesperline < calc_bpl)
407 		f->fmt.pix.bytesperline = calc_bpl;
409 	if (f->fmt.pix.bytesperline > (2 * PAGE_SIZE * fmt->depth) / 8) /* arbitrary constraint */
410 		f->fmt.pix.bytesperline = calc_bpl;
412 	f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * f->fmt.pix.height;
414 	      f->fmt.pix.width, f->fmt.pix.height,
415 	      f->fmt.pix.bytesperline, f->fmt.pix.sizeimage);
434 	switch (f->fmt.pix.field) {
442 	vv->video_fmt = f->fmt.pix;