diff options
Diffstat (limited to 'Documentation/video4linux/v4l2-controls.txt')
| -rw-r--r-- | Documentation/video4linux/v4l2-controls.txt | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/Documentation/video4linux/v4l2-controls.txt b/Documentation/video4linux/v4l2-controls.txt index 676f873..06cf3ac 100644 --- a/Documentation/video4linux/v4l2-controls.txt +++ b/Documentation/video4linux/v4l2-controls.txt @@ -124,26 +124,27 @@ You add non-menu controls by calling v4l2_ctrl_new_std: const struct v4l2_ctrl_ops *ops, u32 id, s32 min, s32 max, u32 step, s32 def); -Menu controls are added by calling v4l2_ctrl_new_std_menu: +Menu and integer menu controls are added by calling v4l2_ctrl_new_std_menu: struct v4l2_ctrl *v4l2_ctrl_new_std_menu(struct v4l2_ctrl_handler *hdl, const struct v4l2_ctrl_ops *ops, u32 id, s32 max, s32 skip_mask, s32 def); -Or alternatively for integer menu controls, by calling v4l2_ctrl_new_int_menu: +Menu controls with a driver specific menu are added by calling +v4l2_ctrl_new_std_menu_items: + + struct v4l2_ctrl *v4l2_ctrl_new_std_menu_items( + struct v4l2_ctrl_handler *hdl, + const struct v4l2_ctrl_ops *ops, u32 id, s32 max, + s32 skip_mask, s32 def, const char * const *qmenu); + +Integer menu controls with a driver specific menu can be added by calling +v4l2_ctrl_new_int_menu: struct v4l2_ctrl *v4l2_ctrl_new_int_menu(struct v4l2_ctrl_handler *hdl, const struct v4l2_ctrl_ops *ops, u32 id, s32 max, s32 def, const s64 *qmenu_int); -Standard menu controls with a driver specific menu are added by calling -v4l2_ctrl_new_std_menu_items: - - struct v4l2_ctrl *v4l2_ctrl_new_std_menu_items( - struct v4l2_ctrl_handler *hdl, - const struct v4l2_ctrl_ops *ops, u32 id, s32 max, - s32 skip_mask, s32 def, const char * const *qmenu); - These functions are typically called right after the v4l2_ctrl_handler_init: static const s64 exp_bias_qmenu[] = { |