func (pdf *PDF) LoadRawImageFromFile(
filename string, width, height uint32, colorSpace ColorSpace,
) (*Image, error) {
cfilename := C.CString(filename)
cimage := C.HPDF_LoadRawImageFromFile(
pdf.doc, cfilename,
C.HPDF_UINT(width), C.HPDF_UINT(height),
C.HPDF_ColorSpace(colorSpace),
)
C.free(unsafe.Pointer(cfilename))
if cimage != nil {
return newImage(cimage, pdf), nil
} else {
return nil, pdf.GetLastError()
}
}
func (pdf *PDF) LoadRawImageFromMem(
mem []byte,
width uint32,
height uint32,
colorSpace ColorSpace,
bitsPerComponent uint32,
) (*Image, error) {
ptr := (*C.HPDF_BYTE)((unsafe.Pointer(&mem[0])))
cimage := C.HPDF_LoadRawImageFromMem(
pdf.doc,
ptr,
C.HPDF_UINT(width),
C.HPDF_UINT(height),
C.HPDF_ColorSpace(colorSpace),
C.HPDF_UINT(bitsPerComponent),
)
if cimage != nil {
return newImage(cimage, pdf), nil
} else {
return nil, pdf.GetLastError()
}
}