diff options
Diffstat (limited to 'Documentation/media/uapi/v4l/field-order.rst')
| -rw-r--r-- | Documentation/media/uapi/v4l/field-order.rst | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/media/uapi/v4l/field-order.rst b/Documentation/media/uapi/v4l/field-order.rst index 95e9d2a41f1d..1fa082f34c6f 100644 --- a/Documentation/media/uapi/v4l/field-order.rst +++ b/Documentation/media/uapi/v4l/field-order.rst @@ -47,7 +47,7 @@ clearer. All video capture and output devices must report the current field order. Some drivers may permit the selection of a different order, to this end applications initialize the ``field`` field of struct -:ref:`v4l2_pix_format <v4l2-pix-format>` before calling the +:c:type:`v4l2_pix_format` before calling the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl. If this is not desired it should have the value ``V4L2_FIELD_ANY`` (0). @@ -80,7 +80,7 @@ enum v4l2_field driver must choose one of the possible field orders during :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` or :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>`. struct - :ref:`v4l2_buffer <v4l2-buffer>` ``field`` can never be + :c:type:`v4l2_buffer` ``field`` can never be ``V4L2_FIELD_ANY``. - .. row 2 @@ -156,12 +156,12 @@ enum v4l2_field temporal order, i. e. the older one first. To indicate the field parity (whether the current field is a top or bottom field) the driver or application, depending on data direction, must set - struct :ref:`v4l2_buffer <v4l2-buffer>` ``field`` to + struct :c:type:`v4l2_buffer` ``field`` to ``V4L2_FIELD_TOP`` or ``V4L2_FIELD_BOTTOM``. Any two successive fields pair to build a frame. If fields are successive, without any dropped fields between them (fields can drop individually), can be determined from the struct - :ref:`v4l2_buffer <v4l2-buffer>` ``sequence`` field. This + :c:type:`v4l2_buffer` ``sequence`` field. This format cannot be selected when using the read/write I/O method since there is no way to communicate if a field was a top or bottom field. |