v4l2-ctl: improve dv_timings reporting.

Show fields per second instead of frame per second as the latter is confusing
for interlaced formats.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

diff --git a/utils/v4l2-ctl/v4l2-ctl-stds.cpp b/utils/v4l2-ctl/v4l2-ctl-stds.cpp
index 863357a..d39faca 100644 (file)
--- a/utils/v4l2-ctl/v4l2-ctl-stds.cpp
+++ b/utils/v4l2-ctl/v4l2-ctl-stds.cpp
@@ -260,10 +260,9 @@ static void print_dv_timings(const struct v4l2_dv_timings *t)
                                (bt->polarities & V4L2_DV_HSYNC_POS_POL) ? '+' : '-');
                printf("\tPixelclock: %lld Hz", bt->pixelclock);
                if (bt->width && bt->height)
-                       printf(" (%.2f fps)", (double)bt->pixelclock /
+                       printf(" (%.2f fields per second)", (double)bt->pixelclock /
                                        ((bt->width + bt->hfrontporch + bt->hsync + bt->hbackporch) *
-                                        (bt->height + bt->vfrontporch + bt->vsync + bt->vbackporch +
-                                         bt->il_vfrontporch + bt->il_vsync + bt->il_vbackporch)));
+                                        (bt->height + bt->vfrontporch + bt->vsync + bt->vbackporch)));
                printf("\n");
                printf("\tHorizontal frontporch: %d\n", bt->hfrontporch);
                printf("\tHorizontal sync: %d\n", bt->hsync);