Files
fluxengine/lib/imagewriter/imgimagewriter.cc

98 lines
2.6 KiB
C++

#include "globals.h"
#include "flags.h"
#include "sector.h"
#include "imagewriter/imagewriter.h"
#include "image.h"
#include "lib/config.pb.h"
#include "imginputoutpututils.h"
#include "fmt/format.h"
#include <algorithm>
#include <iostream>
#include <fstream>
class ImgImageWriter : public ImageWriter
{
public:
ImgImageWriter(const ImageWriterProto& config):
ImageWriter(config)
{}
void writeImage(const Image& image)
{
const Geometry geometry = image.getGeometry();
int tracks = _config.img().has_tracks() ? _config.img().tracks() : geometry.numTracks;
int sides = _config.img().has_sides() ? _config.img().sides() : geometry.numSides;
std::ofstream outputFile(_config.filename(), std::ios::out | std::ios::binary);
if (!outputFile.is_open())
Error() << "cannot open output file";
for (const auto& p : getTrackOrdering(_config.img(), tracks, sides))
{
int track = p.first;
int side = p.second;
ImgInputOutputProto::TrackdataProto trackdata;
getTrackFormat(_config.img(), trackdata, track, side);
auto sectors = getSectors(trackdata, geometry.numSectors);
if (sectors.empty())
{
int maxSector = geometry.firstSector + geometry.numSectors - 1;
for (int i=geometry.firstSector; i<=maxSector; i++)
sectors.push_back(i);
}
int sectorSize = trackdata.has_sector_size() ? trackdata.sector_size() : geometry.sectorSize;
for (int sectorId : sectors)
{
const auto& sector = image.get(track, side, sectorId);
if (sector)
sector->data.slice(0, sectorSize).writeTo(outputFile);
else
outputFile.seekp(sectorSize, std::ios::cur);
}
}
std::cout << fmt::format("IMG: wrote {} tracks, {} sides, {} kB total\n",
tracks, sides,
outputFile.tellp() / 1024);
}
std::vector<unsigned> getSectors(const ImgInputOutputProto::TrackdataProto& trackdata, unsigned numSectors)
{
std::vector<unsigned> sectors;
switch (trackdata.sectors_oneof_case())
{
case ImgInputOutputProto::TrackdataProto::SectorsOneofCase::kSectors:
{
for (int sectorId : trackdata.sectors().sector())
sectors.push_back(sectorId);
break;
}
case ImgInputOutputProto::TrackdataProto::SectorsOneofCase::kSectorRange:
{
int sectorId = trackdata.sector_range().start_sector();
if (trackdata.sector_range().has_sector_count())
numSectors = trackdata.sector_range().sector_count();
for (int i=0; i<numSectors; i++)
sectors.push_back(sectorId + i);
break;
}
default:
break;
}
return sectors;
}
};
std::unique_ptr<ImageWriter> ImageWriter::createImgImageWriter(
const ImageWriterProto& config)
{
return std::unique_ptr<ImageWriter>(new ImgImageWriter(config));
}