phpdftk API Documentation

ImageMetadata

Table of Contents

Classes

GifParser
Parse GIF logical screen descriptor for dimensions and color info.
ImageInfo
Parsed image header metadata — everything needed to build a PDF ImageXObject without decoding pixel data.
ImageParser
Detect image format from magic bytes and delegate to the format-specific parser.
Jbig2Parser
Parse JBIG2 image headers.
Jpeg2000Parser
Parse JPEG 2000 (.jp2, .j2k, .j2c) image headers.
JpegParser
Parse JPEG headers (SOF marker) for dimensions, components, and color space.
PngParser
Parse PNG IHDR chunk for dimensions, bit depth, and color type.
TiffParser
Parse TIFF IFD tags for dimensions, color space, and bit depth.
WebpParser
Parse WebP container (RIFF/VP8/VP8L/VP8X) for dimensions and alpha.

        
On this page

Search results