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author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-08-15 22:49:50 +0200 |
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committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-08-22 15:02:29 +0200 |
commit | b6b6e67824ec0593878afbee5958d80205606210 (patch) | |
tree | 433e204fb20bf108880513bfe0d67b4e6841e90e /Documentation/media/uapi/v4l/pixfmt-007.rst | |
parent | [media] vidioc-enumstd.rst: remove bullets from sound carrier (diff) | |
download | linux-b6b6e67824ec0593878afbee5958d80205606210.tar.xz linux-b6b6e67824ec0593878afbee5958d80205606210.zip |
[media] docs-rst: better use the .. note:: tag
Change multi-line note tags to be more symetric, e. g. not starting
the text together witht the tag.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'Documentation/media/uapi/v4l/pixfmt-007.rst')
-rw-r--r-- | Documentation/media/uapi/v4l/pixfmt-007.rst | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/Documentation/media/uapi/v4l/pixfmt-007.rst b/Documentation/media/uapi/v4l/pixfmt-007.rst index 8c946b0c63a0..39753f6f7b83 100644 --- a/Documentation/media/uapi/v4l/pixfmt-007.rst +++ b/Documentation/media/uapi/v4l/pixfmt-007.rst @@ -538,7 +538,9 @@ projectors that use the DCI-P3 colorspace. The default transfer function is ``V4L2_XFER_FUNC_DCI_P3``. The default Y'CbCr encoding is ``V4L2_YCBCR_ENC_709``. -.. note:: Note that this colorspace does not specify a +.. note:: + + Note that this colorspace does not specify a Y'CbCr encoding since it is not meant to be encoded to Y'CbCr. So this default Y'CbCr encoding was picked because it is the HDTV encoding. The default Y'CbCr quantization is limited range. The chromaticities of the @@ -754,7 +756,9 @@ reference are: - 0.316 -.. note:: This colorspace uses Illuminant C instead of D65 as the white +.. note:: + + This colorspace uses Illuminant C instead of D65 as the white reference. To correctly convert an image in this colorspace to another that uses D65 you need to apply a chromatic adaptation algorithm such as the Bradford method. @@ -888,7 +892,9 @@ reference are identical to sRGB. The transfer function use is with full range quantization where Y' is scaled to [0…255] and Cb/Cr are scaled to [-128…128] and then clipped to [-128…127]. -.. note:: The JPEG standard does not actually store colorspace +.. note:: + + The JPEG standard does not actually store colorspace information. So if something other than sRGB is used, then the driver will have to set that information explicitly. Effectively ``V4L2_COLORSPACE_JPEG`` can be considered to be an abbreviation for |