module PDF
module PDF::Reader::Filter
module PDF::Reader::WidthCalculator
class PDF::Reader
class PDF::Reader::AdvancedTextRunFilter
class PDF::Reader::AesV2SecurityHandler
class PDF::Reader::AesV3SecurityHandler
class PDF::Reader::BoundingRectangleRunsFilter
class PDF::Reader::Buffer
class PDF::Reader::CMap
class PDF::Reader::CidWidths
class PDF::Reader::Encoding
class PDF::Reader::EncryptedPDFError
class PDF::Reader::Error
class PDF::Reader::EventPoint
class PDF::Reader::Filter::Ascii85
class PDF::Reader::Filter::AsciiHex
class PDF::Reader::Filter::Depredict
class PDF::Reader::Filter::Flate
class PDF::Reader::Filter::Lzw
class PDF::Reader::Filter::Null
class PDF::Reader::Filter::RunLength
class PDF::Reader::Font
class PDF::Reader::FontDescriptor
class PDF::Reader::FormXObject
class PDF::Reader::GlyphHash
class PDF::Reader::InvalidObjectError
class PDF::Reader::InvalidPageError
class PDF::Reader::KeyBuilderV5
class PDF::Reader::LZW
class PDF::Reader::LZW::BitStream
class PDF::Reader::LZW::StringTable
class PDF::Reader::MalformedPDFError
class PDF::Reader::NoTextFilter
class PDF::Reader::NullSecurityHandler
class PDF::Reader::ObjectCache
class PDF::Reader::ObjectHash
class PDF::Reader::ObjectStream
class PDF::Reader::OverlappingRunsFilter
class PDF::Reader::Page
class PDF::Reader::PageLayout
class PDF::Reader::PageState
class PDF::Reader::PageTextReceiver
class PDF::Reader::PagesStrategy
class PDF::Reader::Parser
class PDF::Reader::Point
class PDF::Reader::PrintReceiver
class PDF::Reader::Rc4SecurityHandler
class PDF::Reader::Rectangle
class PDF::Reader::Reference
class PDF::Reader::RegisterReceiver
class PDF::Reader::Resources
class PDF::Reader::SecurityHandlerFactory
class PDF::Reader::StandardKeyBuilder
class PDF::Reader::Stream
class PDF::Reader::SynchronizedCache
class PDF::Reader::TextRun
class PDF::Reader::Token
class PDF::Reader::TransformationMatrix
class PDF::Reader::TypeCheck
class PDF::Reader::UnimplementedSecurityHandler
class PDF::Reader::UnsupportedFeatureError
class PDF::Reader::ValidatingReceiver
class PDF::Reader::WidthCalculator::BuiltIn
class PDF::Reader::WidthCalculator::Composite
class PDF::Reader::WidthCalculator::TrueType
class PDF::Reader::WidthCalculator::TypeOneOrThree
class PDF::Reader::WidthCalculator::TypeZero
class PDF::Reader::XRef
class PDF::Reader::ZeroWidthRunsFilter
pdf-reader
2.14.1
# filter
def filter(data) data end