diff options
Diffstat (limited to 'include/media/v4l2-dv-timings.h')
| -rw-r--r-- | include/media/v4l2-dv-timings.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/media/v4l2-dv-timings.h b/include/media/v4l2-dv-timings.h index 17cb27df1b81..fb355d9577a4 100644 --- a/include/media/v4l2-dv-timings.h +++ b/include/media/v4l2-dv-timings.h @@ -10,6 +10,17 @@ #include <linux/videodev2.h> +/** + * v4l2_calc_timeperframe - helper function to calculate timeperframe based + * v4l2_dv_timings fields. + * @t: Timings for the video mode. + * + * Calculates the expected timeperframe using the pixel clock value and + * horizontal/vertical measures. This means that v4l2_dv_timings structure + * must be correctly and fully filled. + */ +struct v4l2_fract v4l2_calc_timeperframe(const struct v4l2_dv_timings *t); + /* * v4l2_dv_timings_presets: list of all dv_timings presets. */ |