reorder.rb

reorder.rb

# Execute it by loading it within an interactive ruby session by going `irb -r reorder.rb`.

require 'ftools'
require 'yaml'

@files = Dir['*.jpg'].sort

@collection = {}

#set up intro

@collection["colophon.001.jpg"] = 150
@collection["colophon.002.jpg"] = 2
@collection["colophon.003.jpg"] = 2
@collection["colophon.004.jpg"] = 2
@collection["colophon.005.jpg"] = 2
@collection["colophon.006.jpg"] = 2
@collection["colophon.007.jpg"] = 10
@collection["colophon.008.jpg"] = 3
@collection["zzzz-blank.jpg"] = 30

# return an array of files
# that match a given "date"

def lookup(str)
  @files.select do |f| 
    f =~ Regexp.new(str)
  end
end

# return an array of files whose
# "dates" are within this range

def range_it(start, cnd)
  arr = []
  beg = Regexp.new(start)
  endd = Regexp.new(cnd)
  flag = false
  @files.each do |file|
    if flag
      arr << file
    else
      if file =~ beg
	flag = true
	arr << file
      end
    end
    
    if file =~ endd
      break
    end

  end
  arr
end

def oi(str)
  `open -a Preview #{str}`
  str
end

# "stretch" the amount of time
# a frame "spends" on the screen

def stretch(str, times)
  @collection[str] = times
end

# copy & rename the files into a
# numerically increasing series

def writeout
  count = 0
  @files.each_with_index do |f, i|
    if (rep = @collection[f])

      rep.times do |j|
	out = i + j + count
	File.copy(f, "output/#{out}.jpg")
      end

      count += rep - 1

    else
      out = i + count
      File.copy(f, "output/#{out}.jpg") 

    end
  end
  puts "yay!"

end

# count the number of output frames
# used for aligning with the audio

def blank_writeout(foo)
  count = 0
  @files.each_with_index do |f, i|
    if (rep = @collection[f])

      rep.times do |j|
	out = i + j + count
	#File.copy(f, "output/#{out}.jpg")
      end

      count += rep - 1

    else
      out = i + count
      #File.copy(f, "output/#{out}.jpg") 

    end
    if out == foo
      puts f
    end
  end
  count + @files.size

end


def write_this_mofo
 `cd output/ && ffmpeg -y -r 30 -i %d.jpg -vcodec libx264 -bf 0 -crf 12 -threads 2  -an -r 30 "filenamehere.mp4" && ffmpeg -i filenamehere.mp4 -i justice.mp3 -map 0:0 -map 1:0 -r 30 -acodec copy -vcodec copy -threads 2 "foo.mkv"`

end

# save the program state, obv.

def dump_it(str = "dump.yml")
  open(str, "w") do |io| 
    io.puts YAML.dump(:files => @files, :collection => @collection) 
  end
end

def load_it(str = "dump.yml")
  dump = YAML.load(open(str).read)
  @files = dump[:files]
  @collection = dump[:collection]
end