Change ffmpeg command line

The newer ffmpeg crashes without this change

Note:

||/ Name           Version          Architecture
+++-==============-================-============
ii  ffmpeg         7:3.2.9-1~deb9u1 amd64

1 files changed, 1 insertions, 1 deletions

diff --git a/dot/local/bin/selfie b/dot/local/bin/selfie
index 5046fad..9fa2a45 100755
--- a/dot/local/bin/selfie
+++ b/dot/local/bin/selfie
@@ -16,7 +16,7 @@ record()
         ffmpeg -hide_banner -loglevel error -stats \
                 $timeout -f video4linux2    -i "$VIDEO_DEVICE" \
                 $timeout -f "$AUDIO_DEVICE" -i default \
-                -f xv win \
+                -c:v rawvideo  -pix_fmt yuv420p  -f xv win \
                 -c:a mp3 \
                 -c:v libxvid \
                 "$1"