# Module Pdfimage

    module Pdfimage: sig .. end

Extract Images

    type pixel_layout =

`|` | `BPP1`
`|` | `BPP8`
`|` | `BPP24`
`|` | `BPP48`

    type t =

`|` | `JPEG of `Pdfio.bytes * float list option``
`|` | `JPEG2000 of `Pdfio.bytes * float list option``
`|` | `JBIG2 of `Pdfio.bytes * float list option * int option``
`|` | `Raw of `int * int * pixel_layout * Pdfio.bytes``

    val get_image_24bpp : Pdf.t -> Pdf.pdfobject -> Pdf.pdfobject -> t

Given a pdf document, resources dictionary and a stream representing an image, return a triple : width, height, and a stream of (width * height * 3) bytes RGBRGB etc. In all instances, if JPEG or JPEG2000 or JBIG2 is the compression method, data is returned still encoded.

    val colspace : Pdf.t -> Pdf.pdfobject -> Pdf.pdfobject -> Pdfspace.t

Given a PDF, an image and a /Resources dictionary, return the colourspace of the image

    val bpc : Pdf.t -> Pdf.pdfobject -> Pdf.pdfobject option

Given a PDF and an image, return any /BPC entry