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29 lines
1.3 KiB
Diff
29 lines
1.3 KiB
Diff
From 3995751ac258df6edf00674ff14ae70dc39f7238 Mon Sep 17 00:00:00 2001
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From: David Plowman <david.plowman@raspberrypi.com>
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Date: Thu, 21 Oct 2021 14:49:15 +0100
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Subject: [PATCH] vc04_services: isp: Report input node as wanting full range
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RAW color space
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RAW color spaces are more usually reported as having full range
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quantization.
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Tested using libcamera.
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Signed-off-by: David Plowman <david.plowman@raspberrypi.com>
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---
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drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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--- a/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c
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+++ b/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c
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@@ -1034,7 +1034,9 @@ static int bcm2835_isp_node_try_fmt(stru
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/* In all cases, we only support the defaults for these: */
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f->fmt.pix.ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(f->fmt.pix.colorspace);
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f->fmt.pix.xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(f->fmt.pix.colorspace);
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- is_rgb = f->fmt.pix.colorspace == V4L2_COLORSPACE_SRGB;
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+ /* RAW counts as sRGB here so that we get full range. */
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+ is_rgb = f->fmt.pix.colorspace == V4L2_COLORSPACE_SRGB ||
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+ f->fmt.pix.colorspace == V4L2_COLORSPACE_RAW;
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f->fmt.pix.quantization = V4L2_MAP_QUANTIZATION_DEFAULT(is_rgb, f->fmt.pix.colorspace,
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f->fmt.pix.ycbcr_enc);
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