lib/tlapse/capture.rb in tlapse-0.4.0 vs lib/tlapse/capture.rb in tlapse-0.4.1

@@ -1,15 +1,20 @@
 require "active_support/core_ext/numeric/time.rb"
 
 module Tlapse
   module Capture
-    def self.capture_single(format: nil)
-      puts "The format key is not yet supported" if format
 
-      `gphoto2 --capture-image-and-download`
+    CAPTURE_FILENAME = "%Y-%m-%d_%H-%M-%S.jpg"
+
+    def self.capture_filename
+      CAPTURE_FILENAME
     end
 
+    def self.capture_single
+      `gphoto2 --capture-image-and-download --filename '#{capture_filename}'`
+    end
+
     ##
     # Calculate how many captures are needed given a duration of capture
     # time and a desired interval between captures.
     #
     # @example
@@ -48,11 +53,11 @@
       )
 
       command = "gphoto2 --capture-image-and-download"
       command += " -I #{interval}"
       command += " -F #{captures}"
-      command += ' --filename "%Y-%m-%d_%H-%M-%S.jpg"'
+      command += " --filename '#{capture_filename}'"
     end
 
     ##
     # Capture a timelapse image once per interval while the sun is up.
     #
@@ -69,9 +74,9 @@
       captures = self.captures_needed(
         start_time: sunrise,
         end_time:   sunset,
         interval:   interval
       )
-      "gphoto2 --capture-image-and-download -I #{interval} -F #{captures}"
+      "gphoto2 --capture-image-and-download -I #{interval} -F #{captures} --filename '#{capture_filename}'"
     end
   end # Capture
 end # Tlapse