[docs] update manpage(7) with cli changes

docs/wayshot.7.scd

@@ -6,22 +6,22 @@ Wayshot - Screenshot tool for compositors implementing zwlr_screencopy_v1 such a
 
 # SYNOPSIS
 
-*wayshot* [_options_]
+*wayshot* [_options_] [_output_]
 
 # REGION SELECTION
-wayshot -s "$(slurp)"
+wayshot -s
 
-# FULLSCREEN
+# CAPTURE FULLSCREEN
 
 wayshot
 
 # CUSTOM FILE PATH AND EXTENSION
 
-wayshot -f ../screenshot.png --extension ppm
+wayshot ../screenshot.png --extension ppm
 
 # SCREENSHOT AND COPY TO CLIPBOARD
 
-wayshot --stdout -e jpeg | wl-copy
+wayshot --clipboard
 
 # SCREENSHOT A PARTICULAR DISPLAY
 
@@ -30,15 +30,15 @@ wayshot -o eDP-1
 
 # PICK A HEX COLOR CODE, USING IMAGEMAGICk
 
-wayshot -s "$(slurp)" --stdout | convert - -format '%[pixel:p{0,0}]' txt:-|grep -E "#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})" -o
+wayshot -s - | convert - -format '%[pixel:p{0,0}]' txt:-|grep -E "#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})" -o
 
 # PICK A HEX COLOR CODE WITHOUT USING IMAGEMAGICK
 
-wayshot -s "$(slurp -p)" --stdout -e ppm | tail -c 3 | od -An -tuC | xargs printf '#%02X%02X%02X\n'
+wayshot -s - --encoding ppm | tail -c 3 | od -An -tuC | xargs printf '#%02X%02X%02X\n'
 
 # PICK A COLOR, USING IMAGEMAGICK
 
-wayshot -s "$(slurp -p)" --stdout | convert - -format '%[pixel:p{0,0}]' txt:-
+wayshot -s - | convert - -format '%[pixel:p{0,0}]' txt:-
 
 # AUTHORS