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media: uapi: Document which mbus format fields are valid for metadata
Now that metadata mbus formats have been added, it is necessary to define which fields in struct v4l2_mbus_format are applicable to them (not many). Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
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@ -33,7 +33,7 @@ Media Bus Formats
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* - __u32
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- ``field``
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- Field order, from enum :c:type:`v4l2_field`. See
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:ref:`field-order` for details.
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:ref:`field-order` for details. Zero for metadata mbus codes.
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* - __u32
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- ``colorspace``
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- Image colorspace, from enum :c:type:`v4l2_colorspace`.
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@ -45,7 +45,7 @@ Media Bus Formats
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conversion is supported by setting the flag
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V4L2_SUBDEV_MBUS_CODE_CSC_COLORSPACE in the corresponding struct
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:c:type:`v4l2_subdev_mbus_code_enum` during enumeration.
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See :ref:`v4l2-subdev-mbus-code-flags`.
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See :ref:`v4l2-subdev-mbus-code-flags`. Zero for metadata mbus codes.
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* - union {
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- (anonymous)
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* - __u16
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@ -61,7 +61,7 @@ Media Bus Formats
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that ycbcr_enc conversion is supported by setting the flag
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V4L2_SUBDEV_MBUS_CODE_CSC_YCBCR_ENC in the corresponding struct
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:c:type:`v4l2_subdev_mbus_code_enum` during enumeration.
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See :ref:`v4l2-subdev-mbus-code-flags`.
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See :ref:`v4l2-subdev-mbus-code-flags`. Zero for metadata mbus codes.
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* - __u16
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- ``hsv_enc``
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- HSV encoding, from enum :c:type:`v4l2_hsv_encoding`.
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@ -75,7 +75,7 @@ Media Bus Formats
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that hsv_enc conversion is supported by setting the flag
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V4L2_SUBDEV_MBUS_CODE_CSC_HSV_ENC in the corresponding struct
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:c:type:`v4l2_subdev_mbus_code_enum` during enumeration.
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See :ref:`v4l2-subdev-mbus-code-flags`
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See :ref:`v4l2-subdev-mbus-code-flags`. Zero for metadata mbus codes.
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* - }
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-
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* - __u16
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@ -90,8 +90,8 @@ Media Bus Formats
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The driver indicates that quantization conversion is supported by
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setting the flag V4L2_SUBDEV_MBUS_CODE_CSC_QUANTIZATION in the
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corresponding struct :c:type:`v4l2_subdev_mbus_code_enum`
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during enumeration. See :ref:`v4l2-subdev-mbus-code-flags`.
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during enumeration. See :ref:`v4l2-subdev-mbus-code-flags`. Zero for
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metadata mbus codes.
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* - __u16
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- ``xfer_func``
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- Transfer function, from enum :c:type:`v4l2_xfer_func`.
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@ -104,7 +104,8 @@ Media Bus Formats
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The driver indicates that the transfer function conversion is supported by
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setting the flag V4L2_SUBDEV_MBUS_CODE_CSC_XFER_FUNC in the
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corresponding struct :c:type:`v4l2_subdev_mbus_code_enum`
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during enumeration. See :ref:`v4l2-subdev-mbus-code-flags`.
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during enumeration. See :ref:`v4l2-subdev-mbus-code-flags`. Zero for
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metadata mbus codes.
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* - __u16
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- ``flags``
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- flags See: :ref:v4l2-mbus-framefmt-flags
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@ -19,12 +19,18 @@
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* @width: image width
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* @height: image height
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* @code: data format code (from enum v4l2_mbus_pixelcode)
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* @field: used interlacing type (from enum v4l2_field)
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* @colorspace: colorspace of the data (from enum v4l2_colorspace)
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* @ycbcr_enc: YCbCr encoding of the data (from enum v4l2_ycbcr_encoding)
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* @hsv_enc: HSV encoding of the data (from enum v4l2_hsv_encoding)
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* @quantization: quantization of the data (from enum v4l2_quantization)
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* @xfer_func: transfer function of the data (from enum v4l2_xfer_func)
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* @field: used interlacing type (from enum v4l2_field), zero for metadata
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* mbus codes
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* @colorspace: colorspace of the data (from enum v4l2_colorspace), zero on
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* metadata mbus codes
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* @ycbcr_enc: YCbCr encoding of the data (from enum v4l2_ycbcr_encoding), zero
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* for metadata mbus codes
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* @hsv_enc: HSV encoding of the data (from enum v4l2_hsv_encoding), zero for
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* metadata mbus codes
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* @quantization: quantization of the data (from enum v4l2_quantization), zero
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* for metadata mbus codes
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* @xfer_func: transfer function of the data (from enum v4l2_xfer_func), zero
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* for metadata mbus codes
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* @flags: flags (V4L2_MBUS_FRAMEFMT_*)
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* @reserved: reserved bytes that can be later used
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*/
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