add configuration in day_to_day

README.md

@@ -22,10 +22,23 @@ Run:
 
 ## Day to Day
 
+Configure the script:
+
+```
+# Size of the mosaic to be generated in montage
+tile_size = 20
+
+# Source of webcam images
+lifestream_archive = "/Users/alx/lifestream/archives/"
+
+# Geometry of resized webcam images
+geometry = "64x48"
+```
+
 Run to create montage files:
 
   ruby day_to_day.rb
 
 Create a movie from montage files with ffmpeg:
 
-  mpeg -r 10 -b 1800 -i montage_%03d.jpg test1800.mp4
+  mpeg -r 10 -b 1800 -i day_to_day/montage_%03d.jpg test1800.mp4

day_to_day.rb

@@ -2,34 +2,47 @@
 require "date"
 require "fileutils"
 
-def create_blank_images(date)
+## CONFIG
+
+# Size of the mosaic to be generated in montage
+tile_size = 20
+
+# Source of webcam images
+lifestream_archive = "/Users/alx/lifestream/archives/"
+
+# Geometry of resized webcam images
+geometry = "64x48"
+
+## END CONFIG
+
+def create_blank_images(date, geometry)
   color = "dark" # or white
   dest_dir =  File.join("day_to_day", "day-#{date.strftime("%Y-%j")}")
   unless File.exists?(dest_dir)
     p dest_dir
     FileUtils.mkdir_p(dest_dir)
     288.times do |image_index|
       f = File.join(dest_dir, "#{image_index}.jpg")
-      `convert blank_#{color}.jpg -resize 64x48\! #{f}` unless File.exists? f
+      `convert blank_#{color}.jpg -resize #{geometry}\! #{f}` unless File.exists? f
     end
   end
 end
 
-def convert_to_day_images(dir)
+def convert_to_day_images(dir, geometry)
   Dir.glob(File.join(File.expand_path(dir), "*.jpeg")).each do |f|
     timestamp = File.basename(f).gsub("webcam_", "").gsub(".jpeg", "")
     date = DateTime.parse(Time.at(timestamp.to_i).to_s)
 
-    create_blank_images(date)
+    create_blank_images date, geometry
 
     image_index = date.hour * 12 + (date.min / 5).to_i
     dest_image = File.join("day_to_day", "day-#{date.strftime("%Y-%j")}", "#{image_index}.jpg")
     p f + " - " + dest_image
-    `convert #{f} -resize 64x48\! #{dest_image}`
+    `convert #{f} -resize #{geometry}\! #{dest_image}`
   end
 end
 
-def convert_to_frame
+def convert_to_frame(tile_size)
   days = Dir.glob("day_to_day/day-*")
   288.times do |image_index|
     p "montage #{image_index}"
@@ -44,9 +57,12 @@ def convert_to_frame
       dest_image = "day_to_day/montage_0#{image_index}.jpg"
     end
 
-    `montage #{images.join(" ")} -mode Concatenate -tile x20 -background black #{dest_image}`
+    `montage #{images.join(" ")} -mode Concatenate -tile #{tile_size} -background black #{dest_image}`
   end
 end
 
-#convert_to_day_images "/Users/alx/lifestream/archives/"
-convert_to_frame
+# Create resized images for each day
+convert_to_day_images lifestream_archive, geometry
+
+# Create frames for movie with 20x20 mosaic
+convert_to_frame tile_size