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148 lines
3.2 KiB
C++
148 lines
3.2 KiB
C++
/*!
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\file cimage.cpp
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*/
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#include "cimage.h"
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#include "libraw/libraw.h"
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#include <QTransform>
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#include <QFileInfo>
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cImage::cImage() :
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QImage()
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{
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}
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cImage::cImage(const QSize &size, QImage::Format format) :
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QImage(size, format)
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{
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}
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cImage::cImage(int width, int height, QImage::Format format) :
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QImage(width, height, format)
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{
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}
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cImage::cImage(uchar *data, int width, int height, QImage::Format format, QImageCleanupFunction cleanupFunction, void *cleanupInfo) :
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QImage(data, width, height, format, cleanupFunction, cleanupInfo)
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{
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}
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cImage::cImage(const uchar *data, int width, int height, QImage::Format format, QImageCleanupFunction cleanupFunction, void *cleanupInfo) :
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QImage(data, width, height, format, cleanupFunction, cleanupInfo)
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{
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}
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cImage::cImage(uchar *data, int width, int height, int bytesPerLine, QImage::Format format, QImageCleanupFunction cleanupFunction, void *cleanupInfo) :
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QImage(data, width, height, bytesPerLine, format, cleanupFunction, cleanupInfo)
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{
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}
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cImage::cImage(const uchar *data, int width, int height, int bytesPerLine, QImage::Format format, QImageCleanupFunction cleanupFunction, void *cleanupInfo) :
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QImage(data, width, height, bytesPerLine, format, cleanupFunction, cleanupInfo)
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{
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}
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cImage::cImage(const QString &fileName, const char *format) :
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QImage()
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{
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load(fileName, format);
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}
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cImage::cImage(const QImage &image) :
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QImage(image)
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{
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}
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cImage::cImage(QImage &&other) :
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QImage(other)
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{
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}
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bool cImage::load(const QString &fileName, const char *format)
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{
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QFileInfo fileInfo(fileName);
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if(!fileInfo.suffix().compare("NEF", Qt::CaseInsensitive))
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return(loadRAW(fileName));
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if(QImage::load(fileName, format))
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return(true);
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return(loadRAW(fileName));
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}
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bool cImage::loadRAW(const QString &fileName)
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{
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LibRaw rawProcessor;
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libraw_processed_image_t* lpOutput;
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if(rawProcessor.open_file(fileName.toUtf8()) != LIBRAW_SUCCESS)
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return(false);
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if(rawProcessor.unpack() != LIBRAW_SUCCESS)
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return(false);
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rawProcessor.dcraw_process();
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lpOutput = rawProcessor.dcraw_make_mem_image();
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const libraw_data_t& imgdata = rawProcessor.imgdata;
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uchar* pixels = nullptr;
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if(lpOutput->type == LIBRAW_IMAGE_JPEG)
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{
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loadFromData(lpOutput->data, static_cast<int>(lpOutput->data_size), "JPEG");
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if(imgdata.sizes.flip != 0)
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{
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QTransform rotation;
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int angle = 0;
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if(imgdata.sizes.flip == 3)
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angle = 180;
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else if(imgdata.sizes.flip == 5)
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angle = -90;
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else if(imgdata.sizes.flip == 6)
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angle = 90;
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if(angle != 0)
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{
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rotation.rotate(angle);
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*this = transformed(rotation);
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}
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}
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}
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else
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{
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int numPixels = lpOutput->width * lpOutput->height;
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int colorSize = lpOutput->bits / 8;
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int pixelSize = lpOutput->colors * colorSize;
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pixels = new uchar[numPixels * 4];
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uchar* data = lpOutput->data;
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for(int i = 0; i < numPixels; i++, data += pixelSize)
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{
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if(lpOutput->colors == 3)
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{
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pixels[i * 4] = data[2 * colorSize];
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pixels[i * 4 + 1] = data[1 * colorSize];
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pixels[i * 4 + 2] = data[0];
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}
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else
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{
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pixels[i * 4] = data[0];
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pixels[i * 4 + 1] = data[0];
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pixels[i * 4 + 2] = data[0];
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}
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}
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*this = QImage(pixels, lpOutput->width, lpOutput->height, QImage::Format_RGB32);
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}
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rawProcessor.recycle();
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return(true);
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}
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