Class | ChunkyPNG::Chunk::ImageData |
In: |
lib/chunky_png/chunk.rb
|
Parent: | Generic |
# File lib/chunky_png/chunk.rb, line 229 229: def self.combine_chunks(data_chunks) 230: Zlib::Inflate.inflate(data_chunks.map { |c| c.content }.join('')) 231: end
# File lib/chunky_png/chunk.rb, line 224 224: def self.read(type, content) 225: raise ExpectationFailed, 'The IDAT chunk should not be empty!' if content.bytesize == 0 226: super 227: end
# File lib/chunky_png/chunk.rb, line 233 233: def self.split_in_chunks(data, level = Zlib::DEFAULT_COMPRESSION, chunk_size = 2147483647) 234: streamdata = Zlib::Deflate.deflate(data, level) 235: # TODO: Split long streamdata over multiple chunks 236: [ ChunkyPNG::Chunk::ImageData.new('IDAT', streamdata) ] 237: end