Always make 4 channels

rawimage.cpp

@@ -1,8 +1,8 @@
 #include "rawimage.h"
 #include <cstring>
-#include <lcms2.h>
 #include <algorithm>
 #ifndef NO_QT
+#include <lcms2.h>
 #include <QDebug>
 #include <QElapsedTimer>
 #include <QFloat16>
@@ -55,7 +55,7 @@ void RawImage::allocate(uint32_t w, uint32_t h, uint32_t ch, DataType type)
     m_width = w;
     m_height = h;
     m_channels = ch;
-    m_ch = ch == 3 ? 4 : ch;
+    m_ch = ch > 1 ? 4 : ch;
     m_origType = m_type = type;
     m_pixels = std::make_unique<PixelType[]>((size_t)m_width * m_height * m_ch * typeSize(type));
 }
@@ -1071,7 +1071,6 @@ void RawImage::setICCProfile(const QByteArray &icc)
     if(icc.size())
         m_iccProfile = std::vector<uint8_t>(icc.begin(), icc.end());
 }
-#endif
 
 void RawImage::setICCProfile(const LibXISF::ByteArray &icc)
 {
@@ -1180,6 +1179,7 @@ void RawImage::generateLUT()
     cmsCloseProfile(inProfile);
     cmsCloseProfile(outProfile);
 }
+#endif
 
 void RawImage::applySTF(const MTFParam &mtfParams)
 {