Class: MultimediaParadise::CreateVideoThumbnails

Inherits:
Base
  • Object
show all
Defined in:
lib/multimedia_paradise/video/create_video_thumbnails.rb

Overview

MultimediaParadise::CreateVideoThumbnails

Constant Summary collapse

DIRECTORY_NAME_FOR_THE_THUMBNAILS =
#

DIRECTORY_NAME_FOR_THE_THUMBNAILS

#
'thumbnails/'

Constants inherited from Base

Base::ERROR, Base::ERROR_LINE, Base::NAMESPACE, Base::USE_THIS_NAMESPACE_FOR_THE_COLOURS, Base::USE_THIS_NAMESPACE_FOR_THE_CORE_COLOURS

Instance Method Summary collapse

Methods inherited from Base

[], #actions, #append_what_into, #be_silent, #be_verbose?, #beautiful_url, #cartoons_directory?, #clear_the_internal_hash, #cliner, #cliner_with_time_stamp, #colourized_comment, #copy_file, #crimson, #dataset_from_file_video_collection, #dd_mm_yyyy, #debug?, #default_readlines, #directory_to_realvids?, #do_not_use_opn, #dodgerblue, #does_the_video_player_support_this_commandline?, #e, #ecomment, #ecrimson, #efancy, #enable_debug, #ensure_main_encoding, #ensure_that_the_output_directory_exists, #eparse, #erev, #esystem, #ewarn, #file_video_collection?, #filter_for_audio_files, #filter_for_video_files, #forestgreen, #gold, #grey, #hh_mm_ss, #home_x_video?, #indianred, #infer_the_namespace, #internal_hash?, #is_audio_file?, #is_mkv?, #is_mp3?, #is_mp4?, #is_multimedia_file?, #is_on_roebe?, #is_video_file?, #konsole_colour_peru, #lightblue, #lightgreen, #load_yaml, #local_audio_directory?, #log_dir?, #map_symbol_to_locally_existing_file, #mediumorchid, #mediumpurple, #mediumslateblue, #mkdir, #move_file, #namespace?, #no_file_exists, #no_file_exists_at, #olive, #olivedrab, #opne, #opnecomment, #opnn, #orange, #palegoldenrod, #palegreen, #powderblue, #project_base_directory?, #rds, #register_sigint, #remove_file, #report_pwd, #reset_the_internal_hash, #return_all_video_files, #return_pwd, #return_random_video, #rev, #royalblue, #save_what_into, #sdir, #seagreen, #seconds_to_time_format, #select_only_video_files_from, #set_be_verbose, #set_use_colours, #sfancy, #sfile, #simp, #skyblue, #slateblue, #springgreen, #steelblue, #swarn, #teal, #time_right_now, #to_hh_mm_ss, #tomato, #true_rev, #try_to_rename_kde_konsole_tab, #ucliner, #use_colours?, #use_opn?, #use_which_video_player?, #verbose_truth, #video_collection?, #violet, #yaml_directory?, #yel

Methods included from CommandlineArgumentsModule

#all_input_starts_with_a_number?, #commandline_arguments?, #commandline_arguments_as_a_string, #first_argument?, #first_non_hyphened_commandline_argument?, #set_commandline_arguments

Constructor Details

#initialize(commandline_arguments = ARGV, run_already = true) ⇒ CreateVideoThumbnails

#

initialize

#


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# File 'lib/multimedia_paradise/video/create_video_thumbnails.rb', line 29

def initialize(
    commandline_arguments = ARGV,
    run_already          = true
  )
  register_sigint
  reset
  set_commandline_arguments(
    commandline_arguments
  )
  case run_already
  when :dont_run_yet,
       :do_not_run_yet
    run_already = false
  end
  run if run_already
end

Instance Method Details

#do_create_a_video_thumbnail_for_this_file(this_video_file) ⇒ Object

#

do_create_a_video_thumbnail_for_this_file

#


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# File 'lib/multimedia_paradise/video/create_video_thumbnails.rb', line 72

def do_create_a_video_thumbnail_for_this_file(
    this_video_file
  )
  e DIRECTORY_NAME_FOR_THE_THUMBNAILS+
    File.basename(this_video_file)
  result = MultimediaParadise.automatically_create_a_thumbnail_for_this_video(this_video_file)
  first = result.first
  if File.exist? first
    move_file(first, thumbnail_dir?)
    # ===================================================================== #
    # Now get the size of the image:
    # ===================================================================== #
    new_target = thumbnail_dir?+File.basename(first)
    _ = ImageParadise.size_of?(new_target)
    if _.include?('x')
      splitted = _.split('x')
      threshold_value = 175
      if splitted.first.to_i > threshold_value
        # ================================================================= #
        # In this case we must shrink it down towards 150.
        # ================================================================= #
        e 'The thumbnail of the file '+sfile(new_target)+rev+
          ' is too large, over '+threshold_value.to_s+rev+
          ' pixel in width.'
        erev 'It will thus be shrunk now.'
        _this_file = ImageParadise.shrink_the_width_of_this_image_to_that_width(
          new_target,
          threshold_value
        ) { :overwrite_the_old_image }
        # move_file(this_file, thumbnail_dir?)
      end
    end
  end
end

#ensure_that_the_thumbnails_directory_exists ⇒ Object

#

ensure_that_the_thumbnails_directory_exists

#


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# File 'lib/multimedia_paradise/video/create_video_thumbnails.rb', line 65

def ensure_that_the_thumbnails_directory_exists
  mkdir(thumbnail_dir?)
end

#reset ⇒ Object

#

reset (reset tag)

#


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# File 'lib/multimedia_paradise/video/create_video_thumbnails.rb', line 49

def reset
  super()
  infer_the_namespace
  set_be_verbose
end

#run ⇒ Object

#

run (run tag)

#


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# File 'lib/multimedia_paradise/video/create_video_thumbnails.rb', line 111

def run
  ensure_that_the_thumbnails_directory_exists
  opne 'Obtaining all video files:'
  all_video_files = MultimediaParadise.return_all_video_files_from_the_current_directory
  all_video_files.each {|this_video_file|
    do_create_a_video_thumbnail_for_this_file(this_video_file)
  }
end

#thumbnail_dir? ⇒ Boolean

#

thumbnail_dir?

#

Returns:

  • (Boolean) 


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# File 'lib/multimedia_paradise/video/create_video_thumbnails.rb', line 58

def thumbnail_dir?
  DIRECTORY_NAME_FOR_THE_THUMBNAILS
end