medvedych/harbour-seaprint
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Change image printing to new libs

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This commit is contained in:
Anton Thomasson 2021-11-15 20:31:28 +01:00
parent 32d3cc6587
commit 2dde092c52
1 changed files with 35 additions and 77 deletions
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112
src/convertworker.cpp
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@ -12,51 +12,7 @@
#include <QAbstractTextDocumentLayout>
#include "ippprinter.h"
#include "pdf2printable.h"
void ppm2PwgEnv(QStringList& env, bool urf, quint32 Quality, QString PaperSize,
quint32 HwResX, quint32 HwResY, bool TwoSided, bool Tumble,
bool ForcePortrait, quint32 pages, bool BackHFlip, bool BackVFlip)
{
env.append("HWRES_X="+QString::number(HwResX));
env.append("HWRES_Y="+QString::number(HwResY));
if(urf)
{
env.append("URF=true");
}
if(Quality >= 3 && Quality <= 5)
{
env.append("QUALITY="+QString::number(Quality));
}
if(PaperSize != "")
{
env.append("PAGE_SIZE_NAME="+PaperSize);
}
env.append("DUPLEX="+QString::number(TwoSided));
env.append("TUMBLE="+QString::number(Tumble));
if(ForcePortrait)
{
env.append("FORCE_PORTRAIT=true");
}
if(pages != 0)
{
env.append("PAGES="+QString::number(pages));
}
if(BackHFlip)
{
env.append("BACK_HFLIP=true");
}
if(BackVFlip)
{
env.append("BACK_VFLIP=true");
}
}
#include "ppm2pwg.h"
ConvertWorker::ConvertWorker(IppPrinter* parent) // : QObject((QObject*)parent) borks multithereading?!
{
@ -218,6 +174,11 @@ try {
throw ConvertFailedException(tr("Unsupported target format"));
}
if(Colors == 0)
{
Colors = 3;
}
if(urf && (HwResX != HwResY))
{ // URF only supports symmetric resolutions
qDebug() << "Unsupported URF resolution" << PaperSize;
@ -244,7 +205,7 @@ try {
if(inImage.width() > inImage.height())
{
inImage = inImage.transformed(QMatrix().rotate(90.0));
inImage = inImage.transformed(QMatrix().rotate(270.0));
}
int leftMarginPx = (margins.left()/2540.0)*HwResX;
@ -258,10 +219,6 @@ try {
inImage = inImage.scaled(Width-totalXMarginPx, Height-totalYMarginPx,
Qt::KeepAspectRatio, Qt::SmoothTransformation);
QTemporaryFile tempfile;
tempfile.open();
tempfile.close();
if(pdfOrPostscript)
{
QTemporaryFile tmpPdfFile;
@ -291,49 +248,50 @@ try {
painter.drawImage(xOffset, yOffset, inImage);
painter.end();
QBuffer buf;
buf.open(QIODevice::ReadWrite);
Bytestream outBts;
if(imageFormat != "")
{ // We are converting to a supported image format
QFile tempfileAsFile(tempfile.fileName());
tempfileAsFile.open(QIODevice::Append);
outImage.save(&tempfileAsFile, imageFormat.toStdString().c_str());
tempfileAsFile.close();
outImage.save(&buf, imageFormat.toStdString().c_str());
buf.seek(0);
outBts = Bytestream(buf.size());
buf.read((char*)(outBts.raw()), buf.size());
}
else
{ // We are converting to a raster format
QProcess ppm2pwg(this);
// Yo dawg, I heard you like programs...
ppm2pwg.setProgram("harbour-seaprint");
ppm2pwg.setArguments({"ppm2pwg"});
QStringList env;
ppm2PwgEnv(env, urf, Quality, PaperSize, HwResX, HwResY, false, false, false, 0, false, false);
qDebug() << "ppm2pwg env is " << env;
ppm2pwg.setEnvironment(env);
ppm2pwg.setStandardOutputFile(tempfile.fileName(), QIODevice::WriteOnly);
qDebug() << "All connected";
ppm2pwg.start();
bool gray = Colors == 0 ? inImage.allGray() : Colors == 1;
outImage.save(&ppm2pwg, gray ? "pgm" : "ppm");
outImage.save(&buf, gray ? "pgm" : "ppm");
buf.seek(0);
// Skip header - TODO consider reimplementing
buf.readLine(255);
buf.readLine(255);
buf.readLine(255);
qDebug() << "Starting";
Bytestream inBts(Width*Height*Colors);
if(!ppm2pwg.waitForStarted())
if((buf.size()-buf.pos()) != inBts.size())
{
qDebug() << "ppm2pwg died";
qDebug() << buf.size() << buf.pos() << inBts.size();
throw ConvertFailedException();
}
qDebug() << "All started";
ppm2pwg.waitForFinished();
buf.read((char*)(inBts.raw()), inBts.size());
qDebug() << "Finished";
outBts << (urf ? make_urf_file_hdr(1) : make_pwg_file_hdr());
bmp_to_pwg(inBts, outBts, urf, 1, Colors, Quality, HwResX, HwResY, Width, Height, false, false, PaperSize.toStdString(), false, false);
}
justUpload(tempfile.fileName(), header);
emit busyMessage(tr("Printing"));
CurlRequester cid(_printer->httpUrl());
cid.setFinishedCallback(_printer, &IppPrinter::printRequestFinished);
cid.write(header.data(), header.length());
cid.write((char*)(outBts.raw()), outBts.size());
}
qDebug() << "posted";