Class: MultimediaParadise::Video::Resolution

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

Overview

MultimediaParadise::Video::Resolution

Constant Summary

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(i = nil, run_already = true) ⇒ Resolution

#

initialize

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 25

def initialize(
    i           = nil,
    run_already = true
  )
  reset
  set_input(i)
  run if run_already
end

Instance Method Details

#dataset? ⇒ Boolean Also known as: data?

#

dataset?

#

Returns:

  • (Boolean) 


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# File 'lib/multimedia_paradise/video/resolution.rb', line 75

def dataset?
  @dataset
end

#filter_dataset ⇒ Object

#

filter_dataset

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 82

def filter_dataset
  begin
    @dataset = @dataset.split(N)
    @dataset.select! {|entry| entry.include? 'Stream ' } # Select the stream.
    @dataset.select! {|entry| entry.include?('x') and entry.include?('Video:') }
  rescue ArgumentError => error
    e 'Error for this file: '+this_file?
    pp error
  end
end

#grab_resolution_from_the_dataset ⇒ Object

#

grab_resolution_from_the_dataset

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 96

def grab_resolution_from_the_dataset
  _ = dataset?
  if _ and _.respond_to?(:first) and !_.first.nil?
    _ = _.first.strip
    use_this_regex = / (\d{1,4}x\d{1,4}),? / # See: https://rubular.com/r/S6T1bnVnCtxYT5
    _ =~ use_this_regex
    set_resolution $1.to_s.dup
  end
end

#guess_width_and_height(i = @resolution) ⇒ Object

#

guess_width_and_height

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 117

def guess_width_and_height(i = @resolution)
  if i.include? 'x'
    splitted = i.split('x')
    @width  = splitted.first
    @height = splitted.last
  end
end

#height? ⇒ Boolean

#

height?

#

Returns:

  • (Boolean) 


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# File 'lib/multimedia_paradise/video/resolution.rb', line 135

def height?
  @height
end

#input? ⇒ Boolean Also known as: this_file?

#

input?

#

Returns:

  • (Boolean) 


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# File 'lib/multimedia_paradise/video/resolution.rb', line 54

def input?
  @input
end

#obtain_dataset_via_ffmpeg(input = input? ) ⇒ Object

#

obtain_dataset_via_ffmpeg

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 61

def obtain_dataset_via_ffmpeg(
    input = input?
  )
  if input.nil?
    e 'Please supply a valid argument, a video or audio file.'
  else
    _ = 'ffmpeg -i '+input+' 2>&1'
    @dataset = `#{_}`
  end
end

#report_resolution(i = input? ) ⇒ Object Also known as: report

#

report_resolution

This method has to be called externally, as this class will not automatically invoke it.

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 145

def report_resolution(
    i = input?
  )
  e "#{rev}The resolution of #{sfile(i)} is:"
  e "  #{simp(res?)}"
end

#reset ⇒ Object

#

reset (reset tag)

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 37

def reset
  super()
  @dataset = nil
end

#resolution? ⇒ Boolean Also known as: res?, the_resolution_is?

#

resolution?

#

Returns:

  • (Boolean) 


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# File 'lib/multimedia_paradise/video/resolution.rb', line 156

def resolution?
  @resolution
end

#run ⇒ Object

#

run (run tag)

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 164

def run
  obtain_dataset_via_ffmpeg
  filter_dataset
  grab_resolution_from_the_dataset
end

#set_input(i = '') ⇒ Object

#

set_input

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 45

def set_input(i = '')
  i = i.first if i.is_a? Array
  i = i.to_s.dup if i
  @input = i
end

#set_resolution(i = nil) ⇒ Object

#

set_resolution

#


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# File 'lib/multimedia_paradise/video/resolution.rb', line 109

def set_resolution(i = nil)
  @resolution = i
  guess_width_and_height if @resolution
end

#width? ⇒ Boolean

#

width?

#

Returns:

  • (Boolean) 


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# File 'lib/multimedia_paradise/video/resolution.rb', line 128

def width?
  @width
end