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Add pdf->postscript conversions

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This commit is contained in:
Anton Thomasson 2020-06-06 15:47:43 +02:00
parent 5419ec2c30
commit bfd496138d
3 changed files with 116 additions and 64 deletions
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7
qml/pages/utils.js
View file

@ -3,7 +3,10 @@ function supported_formats(printer, ConvertChecker)
var formats = printer.attrs["document-format-supported"].value+printer.additionalDocumentFormats;
var mimetypes = [];
var supported = [];
if(has(formats, "application/pdf") || (ConvertChecker.pdf && ( has(formats, "image/pwg-raster") || has(formats, "image/urf"))) )
if(has(formats, "application/pdf") ||
(ConvertChecker.pdf && ( has(formats, "application/postscript") ||
has(formats, "image/pwg-raster") ||
has(formats, "image/urf"))) )
{
mimetypes.push("application/pdf");
supported.push("PDF");
@ -125,7 +128,7 @@ function endsWith(ending, string)
function canConvertPdfTo(type)
{
var targets = ["application/octet-stream", "application/pdf", "image/pwg-raster", "image/urf"];
var targets = ["application/octet-stream", "application/pdf", "application/postscript", "image/pwg-raster", "image/urf"];
return has(targets, type)
}

171
src/convertworker.cpp
View file

@ -69,6 +69,7 @@ void ConvertWorker::convertPdf(QNetworkRequest request, QString filename, QTempo
}
bool urf = false;
bool ps = false;
if(targetFormat == "image/urf")
{
@ -78,6 +79,10 @@ void ConvertWorker::convertPdf(QNetworkRequest request, QString filename, QTempo
{
//ok
}
else if(targetFormat == "application/postscript")
{
ps = true;
}
else
{
emit failed(tr("Unsupported target format"));
@ -117,71 +122,115 @@ void ConvertWorker::convertPdf(QNetworkRequest request, QString filename, QTempo
return;
}
QProcess* pdftocairo = new QProcess(this);
pdftocairo->setProgram("pdftocairo");
pdftocairo->setArguments({"-pdf", "-paper", ShortPaperSize, filename, "-"});
QProcess* pdftoppm = new QProcess(this);
pdftoppm->setProgram("pdftoppm");
QStringList Pdf2PpmArgs = {"-rx", QString::number(HwResX), "-ry", QString::number(HwResY)};
if(Colors != 3)
if(ps)
{
Pdf2PpmArgs.append("-gray");
QProcess* pdftops = new QProcess(this);
pdftops->setProgram("pdftops");
// -duplex?
pdftops->setArguments({"-paper", ShortPaperSize, filename, "-"});
pdftops->setStandardOutputFile(tempfile->fileName(), QIODevice::Append);
connect(pdftops, SIGNAL(finished(int, QProcess::ExitStatus)), pdftops, SLOT(deleteLater()));
pdftops->start();
qDebug() << "Starting";
if(!pdftops->waitForStarted())
{
qDebug() << "pdftops died";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
qDebug() << "Started";
if(!pdftops->waitForFinished())
{
qDebug() << "pdftops failed";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
}
pdftoppm->setArguments(Pdf2PpmArgs);
QProcess* ppm2pwg = new QProcess(this);
// Yo dawg, I heard you like programs...
ppm2pwg->setProgram("harbour-seaprint");
ppm2pwg->setArguments({"ppm2pwg"});
QStringList env;
ppm2PwgEnv(env, urf, Quality, PaperSize, HwResX, HwResY, TwoSided, Tumble, pages);
qDebug() << "ppm2pwg env is " << env;
ppm2pwg->setEnvironment(env);
pdftocairo->setStandardOutputProcess(pdftoppm);
pdftoppm->setStandardOutputProcess(ppm2pwg);
ppm2pwg->setStandardOutputFile(tempfile->fileName(), QIODevice::Append);
connect(pdftocairo, SIGNAL(finished(int, QProcess::ExitStatus)), pdftocairo, SLOT(deleteLater()));
connect(pdftoppm, SIGNAL(finished(int, QProcess::ExitStatus)), pdftoppm, SLOT(deleteLater()));
connect(ppm2pwg, SIGNAL(finished(int, QProcess::ExitStatus)), ppm2pwg, SLOT(deleteLater()));
qDebug() << "All connected";
pdftocairo->start();
pdftoppm->start();
ppm2pwg->start();
qDebug() << "Starting";
if(!pdftocairo->waitForStarted())
else
{
qDebug() << "pdftocairo died";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
if(!pdftoppm->waitForStarted())
{
qDebug() << "pdftoppm died";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
if(!ppm2pwg->waitForStarted())
{
qDebug() << "ppm2pwg died";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
qDebug() << "All started";
ppm2pwg->waitForFinished();
QProcess* pdftocairo = new QProcess(this);
pdftocairo->setProgram("pdftocairo");
pdftocairo->setArguments({"-pdf", "-paper", ShortPaperSize, filename, "-"});
QProcess* pdftoppm = new QProcess(this);
pdftoppm->setProgram("pdftoppm");
QStringList Pdf2PpmArgs = {"-rx", QString::number(HwResX), "-ry", QString::number(HwResY)};
if(Colors != 3)
{
Pdf2PpmArgs.append("-gray");
}
pdftoppm->setArguments(Pdf2PpmArgs);
QProcess* ppm2pwg = new QProcess(this);
// Yo dawg, I heard you like programs...
ppm2pwg->setProgram("harbour-seaprint");
ppm2pwg->setArguments({"ppm2pwg"});
QStringList env;
ppm2PwgEnv(env, urf, Quality, PaperSize, HwResX, HwResY, TwoSided, Tumble, pages);
qDebug() << "ppm2pwg env is " << env;
ppm2pwg->setEnvironment(env);
pdftocairo->setStandardOutputProcess(pdftoppm);
pdftoppm->setStandardOutputProcess(ppm2pwg);
ppm2pwg->setStandardOutputFile(tempfile->fileName(), QIODevice::Append);
connect(pdftocairo, SIGNAL(finished(int, QProcess::ExitStatus)), pdftocairo, SLOT(deleteLater()));
connect(pdftoppm, SIGNAL(finished(int, QProcess::ExitStatus)), pdftoppm, SLOT(deleteLater()));
connect(ppm2pwg, SIGNAL(finished(int, QProcess::ExitStatus)), ppm2pwg, SLOT(deleteLater()));
qDebug() << "All connected";
pdftocairo->start();
pdftoppm->start();
ppm2pwg->start();
qDebug() << "Starting";
if(!pdftocairo->waitForStarted())
{
qDebug() << "pdftocairo died";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
if(!pdftoppm->waitForStarted())
{
qDebug() << "pdftoppm died";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
if(!ppm2pwg->waitForStarted())
{
qDebug() << "ppm2pwg died";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
qDebug() << "All started";
if(!ppm2pwg->waitForFinished())
{
qDebug() << "ppm2pwg failed";
tempfile->deleteLater();
emit failed(tr("Conversion error"));
return;
}
}
qDebug() << "Finished";

2
src/ippprinter.cpp
View file

@ -286,7 +286,7 @@ QString targetFormatIfAuto(QString documentFormat, QString mimeType, QJsonArray
{
if(mimeType == "application/pdf")
{
return firstMatch(supportedMimeTypes, {"application/pdf", "image/pwg-raster", "image/urf" /*, "application/postscript"*/ });
return firstMatch(supportedMimeTypes, {"application/pdf", "application/postscript", "image/pwg-raster", "image/urf" });
}
else if (mimeType.contains("image"))
{