pdfstandard.tex

% source: lpdf-fmt.lua from context
% extended with info from pdfx, hyperref
% current format is a lua tables. Need to think about how to store in properties
%
%
%
% pdf/X:  pdfx hyperref options:
%         draft (=>no links, no link colors),
%         pdfpagemode=UseNone, % needed?
%         bookmarks=false % needed? Already in draft?
% pdf/A: pdfx hyperref options: pdfa, minorversion>=4
%        hyperref: no ocgcolorlinks, minorversion>=4,
%                  no launch (run) action, 
%                  links with /F 4 flag
%                  annotation Flags: invisible=false
%                                    hidden=false
%                                    nozoom=true
%                                    norotate=true
%                                    noview=false
%                 form field actions forbidden:
%                                   keystroke
%                                   format
%                                   validate
%                                   calculate
%                                   onfocus
%                                   onblur
%                                   onenter
%                                   onexit
%                                   onclick
%                              no /NeedAppearances true
% pdf/E: hyperref options: pdfa + minorversion>=6

% ??
local channels = {
    gray = 1,
    grey = 1,
    rgb  = 3,
    cmyk = 4,
}

local prefixes = {
    gray = "DefaultGray",
    grey = "DefaultGray",
    rgb  = "DefaultRGB",
    cmyk = "DefaultCMYK",
}

% minimum versions for some features:
version = {
        external_icc_profiles   = 1.4, -- 'p' in name; URL reference of output intent
        jbig2_compression       = 1.4,
        jpeg2000_compression    = 1.5, -- not supported yet
        nchannel_colorspace     = 1.6, -- 'n' in name; n-channel colorspace support
        open_prepress_interface = 1.3, -- 'g' in name; reference to external graphics
        optional_content        = 1.5,
        transparency            = 1.4,
        object_compression      = 1.5,
    },

%
default = {
        pdf_version             = 1.7,  -- todo: block tex primitive
        format_name             = "default",
        xmp_file                = "lpdf-pdx.xml",
        gray_scale              = true,
        cmyk_colors             = true,
        rgb_colors              = true,
        spot_colors             = true,
        calibrated_rgb_colors   = true, -- unknown
        cielab_colors           = true, -- unknown
        nchannel_colorspace     = true, -- unknown
        internal_icc_profiles   = true, -- controls profile inclusion
        external_icc_profiles   = true, -- controls profile inclusion
        include_intents         = true,
        open_prepress_interface = true, -- unknown
        optional_content        = true, -- todo: block at lua level
        transparency            = true, -- todo: block at lua level
        jbig2_compression       = true, -- todo: block at lua level
        jpeg2000_compression    = true, -- todo: block at lua level
        include_cidsets         = true,
        include_charsets        = true,
        inject_metadata         = function()
                                  -- nothing
                                  end
    },

%pdf standards
data = {
        ["pdf/x-1a:2001"] = 
        {
            pdf_version             = 1.3,
            format_name             = "PDF/X-1a:2001",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            spot_colors             = true,
            internal_icc_profiles   = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                addtoinfo("GTS_PDFXVersion","PDF/X-1a:2001")
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfxid='http://www.npes.org/pdfx/ns/id/'><pdfxid:GTS_PDFXVersion>PDF/X-1a:2001</pdfxid:GTS_PDFXVersion></rdf:Description>",false)
            end
        },
        ["pdf/x-1a:2003"] = 
        {
            pdf_version             = 1.4,
            format_name             = "PDF/X-1a:2003",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            spot_colors             = true,
            internal_icc_profiles   = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                addtoinfo("GTS_PDFXVersion","PDF/X-1a:2003")
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfxid='http://www.npes.org/pdfx/ns/id/'><pdfxid:GTS_PDFXVersion>PDF/X-1a:2003</pdfxid:GTS_PDFXVersion></rdf:Description>",false)
            end
        },
        ["pdf/x-3:2002"] = {
            pdf_version             = 1.3,
            format_name             = "PDF/X-3:2002",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            calibrated_rgb_colors   = true,
            spot_colors             = true,
            cielab_colors           = true,
            internal_icc_profiles   = true,
            include_intents         = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                addtoinfo("GTS_PDFXVersion","PDF/X-3:2002")
            end
        },
        ["pdf/x-3:2003"] = {
            pdf_version             = 1.4,
            format_name             = "PDF/X-3:2003",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            calibrated_rgb_colors   = true,
            spot_colors             = true,
            cielab_colors           = true,
            internal_icc_profiles   = true,
            include_intents         = true,
            jbig2_compression       = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                addtoinfo("GTS_PDFXVersion","PDF/X-3:2003")
            end
        },
        ["pdf/x-4"] = 
        {
            pdf_version             = 1.6,
            format_name             = "PDF/X-4",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            calibrated_rgb_colors   = true,
            spot_colors             = true,
            cielab_colors           = true,
            internal_icc_profiles   = true,
            include_intents         = true,
            optional_content        = true,
            transparency            = true,
            jbig2_compression       = true,
            jpeg2000_compression    = true,
            object_compression      = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfxid='http://www.npes.org/pdfx/ns/id/'><pdfxid:GTS_PDFXVersion>PDF/X-4</pdfxid:GTS_PDFXVersion></rdf:Description>",false)
                insertxmpinfo("xml://rdf:Description/xmpMM:InstanceID","<xmpMM:VersionID>1</xmpMM:VersionID>",false)
                insertxmpinfo("xml://rdf:Description/xmpMM:InstanceID","<xmpMM:RenditionClass>default</xmpMM:RenditionClass>",false)
            end
        },
        ["pdf/x-4p"] = {
            pdf_version             = 1.6,
            format_name             = "PDF/X-4p",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            calibrated_rgb_colors   = true,
            spot_colors             = true,
            cielab_colors           = true,
            internal_icc_profiles   = true,
            external_icc_profiles   = true,
            include_intents         = true,
            optional_content        = true,
            transparency            = true,
            jbig2_compression       = true,
            jpeg2000_compression    = true,
            object_compression      = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfxid='http://www.npes.org/pdfx/ns/id/'><pdfxid:GTS_PDFXVersion>PDF/X-4p</pdfxid:GTS_PDFXVersion></rdf:Description>",false)
                insertxmpinfo("xml://rdf:Description/xmpMM:InstanceID","<xmpMM:VersionID>1</xmpMM:VersionID>",false)
                insertxmpinfo("xml://rdf:Description/xmpMM:InstanceID","<xmpMM:RenditionClass>default</xmpMM:RenditionClass>",false)
            end
        },
        ["pdf/x-5g"] = {
            pdf_version             = 1.6,
            format_name             = "PDF/X-5g",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            calibrated_rgb_colors   = true,
            spot_colors             = true,
            cielab_colors           = true,
            internal_icc_profiles   = true,
            include_intents         = true,
            open_prepress_interface = true,
            optional_content        = true,
            transparency            = true,
            jbig2_compression       = true,
            jpeg2000_compression    = true,
            object_compression      = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                -- todo
            end
        },
        ["pdf/x-5pg"] = {
            pdf_version             = 1.6,
            format_name             = "PDF/X-5pg",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            calibrated_rgb_colors   = true,
            spot_colors             = true,
            cielab_colors           = true,
            internal_icc_profiles   = true,
            external_icc_profiles   = true,
            include_intents         = true,
            open_prepress_interface = true,
            optional_content        = true,
            transparency            = true,
            jbig2_compression       = true,
            jpeg2000_compression    = true,
            object_compression      = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                -- todo
            end
        },
        ["pdf/x-5n"] = {
            pdf_version             = 1.6,
            format_name             = "PDF/X-5n",
            xmp_file                = "lpdf-pdx.xml",
            gts_flag                = "GTS_PDFX",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            calibrated_rgb_colors   = true,
            spot_colors             = true,
            cielab_colors           = true,
            internal_icc_profiles   = true,
            include_intents         = true,
            optional_content        = true,
            transparency            = true,
            jbig2_compression       = true,
            jpeg2000_compression    = true,
            nchannel_colorspace     = true,
            object_compression      = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                -- todo
            end
        },
        ["pdf/a-1a:2005"] = {
            pdf_version             = 1.4,
            object_compression      = false, -- %% ?? from pdfx.sty,
                                             -- %% or is it forced by pdf_version?
            format_name             = "pdf/a-1a:2005",
            xmp_file                = "lpdf-pda.xml",
            gts_flag                = "GTS_PDFA1",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            spot_colors             = true,
            calibrated_rgb_colors   = true, -- unknown
            cielab_colors           = true, -- unknown
            include_intents         = true,
            forms                   = true, -- %% NEW; forms are allowed (with limitations); no JS,  other restrictions are unknown (TODO)
            tagging                 = true, -- %% NEW; the only difference to PDF/A-1b
            internal_icc_profiles   = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfaid='http://www.aiim.org/pdfa/ns/id/'><pdfaid:part>1</pdfaid:part><pdfaid:conformance>A</pdfaid:conformance></rdf:Description>",false)
            end
        },
        ["pdf/a-1b:2005"] = {
            pdf_version             = 1.4,
            format_name             = "pdf/a-1b:2005",
            xmp_file                = "lpdf-pda.xml",
            gts_flag                = "GTS_PDFA1",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            spot_colors             = true,
            calibrated_rgb_colors   = true, -- unknown
            cielab_colors           = true, -- unknown
            include_intents         = true,
            forms                   = true,
            internal_icc_profiles   = true,
            include_cidsets         = true,
            include_charsets        = true,
            inject_metadata         = function()
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfaid='http://www.aiim.org/pdfa/ns/id/'><pdfaid:part>1</pdfaid:part><pdfaid:conformance>B</pdfaid:conformance></rdf:Description>",false)
            end
        },
        ["pdf/a-2a"] = { -- untested; only PDF/A Attachments are allowed
            pdf_version             = 1.7,
            format_name             = "pdf/a-2a",
            xmp_file                = "lpdf-pda.xml",
            gts_flag                = "GTS_PDFA1",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            spot_colors             = true,
            calibrated_rgb_colors   = true, -- unknown
            cielab_colors           = true, -- unknown
            include_intents         = true,
            forms                   = true,
            tagging                 = true,
            internal_icc_profiles   = true,
            transparency            = true, -- NEW
            jbig2_compression       = true,
            jpeg2000_compression    = true, -- NEW
            object_compression      = true,
            include_cidsets         = false,
            include_charsets        = false,
            inject_metadata         = function()
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfaid='http://www.aiim.org/pdfa/ns/id/'><pdfaid:part>2</pdfaid:part><pdfaid:conformance>A</pdfaid:conformance></rdf:Description>",false)
            end
        },
        ["pdf/a-3a"] = { -- untested; NEW: any type of attachment is allowed
            pdf_version             = 1.7,
            format_name             = "pdf/a-3a",
            xmp_file                = "lpdf-pda.xml",
            gts_flag                = "GTS_PDFA1",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            spot_colors             = true,
            calibrated_rgb_colors   = true, -- unknown
            cielab_colors           = true, -- unknown
            include_intents         = true,
            forms                   = true,
            tagging                 = true,
            internal_icc_profiles   = true,
            transparency            = true,
            jbig2_compression       = true,
            jpeg2000_compression    = true,
            object_compression      = true,
            include_cidsets         = false,
            include_charsets        = false,
            inject_metadata         = function()
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfaid='http://www.aiim.org/pdfa/ns/id/'><pdfaid:part>3</pdfaid:part><pdfaid:conformance>A</pdfaid:conformance></rdf:Description>",false)
            end
        },
        ["pdf/ua-1"] = { -- based on PDF/A-3a, but no 'gts_flag'
            pdf_version             = 1.7,
            format_name             = "pdf/ua-1",
            xmp_file                = "lpdf-pua.xml",
            gray_scale              = true,
            cmyk_colors             = true,
            rgb_colors              = true,
            spot_colors             = true,
            calibrated_rgb_colors   = true, -- unknown
            cielab_colors           = true, -- unknown
            include_intents         = true,
            forms                   = true,
            tagging                 = true,
            internal_icc_profiles   = true,
            transparency            = true,
            jbig2_compression       = true,
            jpeg2000_compression    = true,
            object_compression      = true,
            include_cidsets         = true,
            include_charsets        = true, --- really ?
            inject_metadata         = function()
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfaid='http://www.aiim.org/pdfa/ns/id/'><pdfaid:part>3</pdfaid:part><pdfaid:conformance>A</pdfaid:conformance></rdf:Description>",false)
                injectxmpinfo("xml://rdf:RDF","<rdf:Description rdf:about='' xmlns:pdfuaid='http://www.aiim.org/pdfua/ns/id/'><pdfuaid:part>1</pdfuaid:part></rdf:Description>",false)
            end
        },
    }
}