From 1b0bd492c2c1262215a242bdf83403df87d97c64 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Thu, 2 Sep 2021 01:42:10 +0300
Subject: libcamera: formats: Support V4L2 non-contiguous formats

V4L2 describes multi-planar formats with different 4CCs depending on
whether or not the planes are stored contiguously in memory. Support
this when translating between PixelFormat and V4L2PixelFormat.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
---
 include/libcamera/internal/formats.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'include')

diff --git a/include/libcamera/internal/formats.h b/include/libcamera/internal/formats.h
index b2869c93..5ebc68f9 100644
--- a/include/libcamera/internal/formats.h
+++ b/include/libcamera/internal/formats.h
@@ -54,7 +54,10 @@ public:
 	/* \todo Add support for non-contiguous memory planes */
 	const char *name;
 	PixelFormat format;
-	V4L2PixelFormat v4l2Format;
+	struct {
+		V4L2PixelFormat single;
+		V4L2PixelFormat multi;
+	} v4l2Formats;
 	unsigned int bitsPerPixel;
 	enum ColourEncoding colourEncoding;
 	bool packed;
-- 
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