class MultiExiftool::Batch
Allow to define a batch for different writing operations as one call of the ExifTool command-line application
Public Class Methods
new(&blk)
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Define batch operation inside a block
# File lib/multi_exiftool/batch.rb, line 15 def initialize &blk @writers = [] instance_exec &blk if block_given? end
Public Instance Methods
exiftool_args()
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Getting the command-line arguments which would be executed when calling write
. It could be useful for logging, debugging or whatever.
# File lib/multi_exiftool/batch.rb, line 29 def exiftool_args @writers.map {|w| w.exiftool_args + ['-execute']}.flatten end
write(filenames, values, options={})
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Define a write operation for the batch.
# File lib/multi_exiftool/batch.rb, line 21 def write filenames, values, options={} w = MultiExiftool::Writer.new(filenames, values, options) @writers << w end