123 static struct vim2m_fmt *find_format(struct v4l2_format *f)  in find_format()  argument
130 		if (fmt->fourcc == f->fmt.pix.pixelformat)  in find_format()
437 static int enum_fmt(struct v4l2_fmtdesc *f, u32 type)  in enum_fmt()  argument
447 			if (num == f->index)  in enum_fmt()
458 		f->pixelformat = fmt->fourcc;  in enum_fmt()
467 				   struct v4l2_fmtdesc *f)  in vidioc_enum_fmt_vid_cap()  argument
469 	return enum_fmt(f, MEM2MEM_CAPTURE);  in vidioc_enum_fmt_vid_cap()
473 				   struct v4l2_fmtdesc *f)  in vidioc_enum_fmt_vid_out()  argument
475 	return enum_fmt(f, MEM2MEM_OUTPUT);  in vidioc_enum_fmt_vid_out()
478 static int vidioc_g_fmt(struct vim2m_ctx *ctx, struct v4l2_format *f)  in vidioc_g_fmt()  argument
483 	vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type);  in vidioc_g_fmt()
487 	q_data = get_q_data(ctx, f->type);  in vidioc_g_fmt()
489 	f->fmt.pix.width	= q_data->width;  in vidioc_g_fmt()
490 	f->fmt.pix.height	= q_data->height;  in vidioc_g_fmt()
491 	f->fmt.pix.field	= V4L2_FIELD_NONE;  in vidioc_g_fmt()
492 	f->fmt.pix.pixelformat	= q_data->fmt->fourcc;  in vidioc_g_fmt()
493 	f->fmt.pix.bytesperline	= (q_data->width * q_data->fmt->depth) >> 3;  in vidioc_g_fmt()
494 	f->fmt.pix.sizeimage	= q_data->sizeimage;  in vidioc_g_fmt()
495 	f->fmt.pix.colorspace	= ctx->colorspace;  in vidioc_g_fmt()
501 				struct v4l2_format *f)  in vidioc_g_fmt_vid_out()  argument
503 	return vidioc_g_fmt(file2ctx(file), f);  in vidioc_g_fmt_vid_out()
507 				struct v4l2_format *f)  in vidioc_g_fmt_vid_cap()  argument
509 	return vidioc_g_fmt(file2ctx(file), f);  in vidioc_g_fmt_vid_cap()
512 static int vidioc_try_fmt(struct v4l2_format *f, struct vim2m_fmt *fmt)  in vidioc_try_fmt()  argument
516 	if (f->fmt.pix.height < MIN_H)  in vidioc_try_fmt()
517 		f->fmt.pix.height = MIN_H;  in vidioc_try_fmt()
518 	else if (f->fmt.pix.height > MAX_H)  in vidioc_try_fmt()
519 		f->fmt.pix.height = MAX_H;  in vidioc_try_fmt()
521 	if (f->fmt.pix.width < MIN_W)  in vidioc_try_fmt()
522 		f->fmt.pix.width = MIN_W;  in vidioc_try_fmt()
523 	else if (f->fmt.pix.width > MAX_W)  in vidioc_try_fmt()
524 		f->fmt.pix.width = MAX_W;  in vidioc_try_fmt()
526 	f->fmt.pix.width &= ~DIM_ALIGN_MASK;  in vidioc_try_fmt()
527 	f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3;  in vidioc_try_fmt()
528 	f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;  in vidioc_try_fmt()
529 	f->fmt.pix.field = V4L2_FIELD_NONE;  in vidioc_try_fmt()
535 				  struct v4l2_format *f)  in vidioc_try_fmt_vid_cap()  argument
540 	fmt = find_format(f);  in vidioc_try_fmt_vid_cap()
542 		f->fmt.pix.pixelformat = formats[0].fourcc;  in vidioc_try_fmt_vid_cap()
543 		fmt = find_format(f);  in vidioc_try_fmt_vid_cap()
548 			 f->fmt.pix.pixelformat);  in vidioc_try_fmt_vid_cap()
551 	f->fmt.pix.colorspace = ctx->colorspace;  in vidioc_try_fmt_vid_cap()
553 	return vidioc_try_fmt(f, fmt);  in vidioc_try_fmt_vid_cap()
557 				  struct v4l2_format *f)  in vidioc_try_fmt_vid_out()  argument
562 	fmt = find_format(f);  in vidioc_try_fmt_vid_out()
564 		f->fmt.pix.pixelformat = formats[0].fourcc;  in vidioc_try_fmt_vid_out()
565 		fmt = find_format(f);  in vidioc_try_fmt_vid_out()
570 			 f->fmt.pix.pixelformat);  in vidioc_try_fmt_vid_out()
573 	if (!f->fmt.pix.colorspace)  in vidioc_try_fmt_vid_out()
574 		f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709;  in vidioc_try_fmt_vid_out()
576 	return vidioc_try_fmt(f, fmt);  in vidioc_try_fmt_vid_out()
579 static int vidioc_s_fmt(struct vim2m_ctx *ctx, struct v4l2_format *f)  in vidioc_s_fmt()  argument
584 	vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type);  in vidioc_s_fmt()
588 	q_data = get_q_data(ctx, f->type);  in vidioc_s_fmt()
597 	q_data->fmt		= find_format(f);  in vidioc_s_fmt()
598 	q_data->width		= f->fmt.pix.width;  in vidioc_s_fmt()
599 	q_data->height		= f->fmt.pix.height;  in vidioc_s_fmt()
605 		f->type, q_data->width, q_data->height, q_data->fmt->fourcc);  in vidioc_s_fmt()
611 				struct v4l2_format *f)  in vidioc_s_fmt_vid_cap()  argument
615 	ret = vidioc_try_fmt_vid_cap(file, priv, f);  in vidioc_s_fmt_vid_cap()
619 	return vidioc_s_fmt(file2ctx(file), f);  in vidioc_s_fmt_vid_cap()
623 				struct v4l2_format *f)  in vidioc_s_fmt_vid_out()  argument
628 	ret = vidioc_try_fmt_vid_out(file, priv, f);  in vidioc_s_fmt_vid_out()
632 	ret = vidioc_s_fmt(file2ctx(file), f);  in vidioc_s_fmt_vid_out()
634 		ctx->colorspace = f->fmt.pix.colorspace;  in vidioc_s_fmt_vid_out()