[Olena-patches] last-svn-commit-787-gb4f0eef Compress image data in XML output.

* scribo/scribo/io/xml/internal/full_xml_visitor.hh, * scribo/scribo/io/xml/load.hh: Here. --- scribo/ChangeLog | 7 ++++ scribo/scribo/io/xml/internal/full_xml_visitor.hh | 34 ++++++++++++++------ scribo/scribo/io/xml/load.hh | 12 +++++-- 3 files changed, 39 insertions(+), 14 deletions(-) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 7c29163..7ae03ac 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,12 @@ 2011-03-03 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; + Compress image data in XML output. + + * scribo/scribo/io/xml/internal/full_xml_visitor.hh, + * scribo/scribo/io/xml/load.hh: Here. + +2011-03-03 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; + Small fixes in Scribo. * scribo/convert/from_base64.hh: Remove guards HAVE_QT. diff --git a/scribo/scribo/io/xml/internal/full_xml_visitor.hh b/scribo/scribo/io/xml/internal/full_xml_visitor.hh index 9c5bd1d..2b09b3a 100644 --- a/scribo/scribo/io/xml/internal/full_xml_visitor.hh +++ b/scribo/scribo/io/xml/internal/full_xml_visitor.hh @@ -31,6 +31,9 @@ /// XML serializer Visitor. # include <fstream> + +# include <QByteArray> + # include <scribo/core/internal/doc_xml_serializer.hh> # include <scribo/core/document.hh> # include <scribo/core/component_set.hh> @@ -40,11 +43,12 @@ # include <scribo/core/line_links.hh> # include <scribo/core/line_info.hh> -# include <scribo/convert/to_base64.hh> - # include <scribo/io/xml/internal/print_box_coords.hh> # include <scribo/io/xml/internal/print_page_preambule.hh> +// Compression level 0-9. 9 is the best but is slow. +// 5 seems to be a good compromise. +# define COMPRESSION_LEVEL 5 namespace scribo { @@ -273,15 +277,20 @@ namespace scribo << "\" width=\"" << lbl.domain().width() << "\">" << "<![CDATA["; - util::array<unsigned char> lbl64; - convert::to_base64(lbl, lbl64); - output.write((const char *)lbl64.std_vector().data(), - lbl64.nelements()); + // FIXME: Try to avoid that! + border::resize(lbl, 0); + QByteArray lbl64((const char *)lbl.buffer(), + lbl.nelements() * sizeof(mln_value(L))); + lbl64 = qCompress(lbl64, COMPRESSION_LEVEL); + lbl64 = lbl64.toBase64(); + + output.write(lbl64.data(), lbl64.size()); output << "]]></labeled_image>" << std::endl; } // Save separators image + if (comp_set.has_separators()) { const mln_ch_value(L,bool)& seps = comp_set.separators(); output << "<separators_image " @@ -289,10 +298,13 @@ namespace scribo << "\" width=\"" << seps.domain().width() << "\">" << "<![CDATA["; - util::array<unsigned char> seps64; - convert::to_base64(seps, seps64); - output.write((const char *)seps64.std_vector().data(), - seps64.nelements()); + border::resize(seps, 0); + QByteArray seps64((const char *)seps.buffer(), + seps.nelements() * sizeof(bool)); + seps64 = qCompress(seps64, COMPRESSION_LEVEL); + seps64 = seps64.toBase64(); + + output.write(seps64.data(), seps64.size()); output << "]]></separators_image>" << std::endl; } @@ -453,4 +465,6 @@ namespace scribo } // end of namespace scribo +# undef COMPRESSION_LEVEL + #endif // SCRIBO_IO_XML_INTERNAL_FULL_XML_VISITOR_HH diff --git a/scribo/scribo/io/xml/load.hh b/scribo/scribo/io/xml/load.hh index e0f4548..8042c75 100644 --- a/scribo/scribo/io/xml/load.hh +++ b/scribo/scribo/io/xml/load.hh @@ -50,8 +50,6 @@ # include <scribo/core/line_set.hh> # include <scribo/core/line_info.hh> -# include <scribo/convert/from_base64.hh> - namespace scribo { @@ -405,13 +403,19 @@ namespace scribo { case LabeledImage: { - scribo::convert::from_base64(ch, comp_set_data->ima_); + QByteArray data = ch.toAscii(); + data = QByteArray::fromBase64(data); + data = qUncompress(data); + memcpy((char *) comp_set_data->ima_.buffer(), data.data(), data.size()); } break; case SeparatorsImage: { - scribo::convert::from_base64(ch, comp_set_data->separators_); + QByteArray data = ch.toAscii(); + data = QByteArray::fromBase64(data); + data = qUncompress(data); + memcpy((char *) comp_set_data->separators_.buffer(), data.data(), data.size()); } break; -- 1.5.6.5