void FI(saveImageFile)(const Bitmap& bitmap, Gosu::Writer writer,
const std::wstring& formatHint)
{
std::string utf8FormatHint = wstringToUTF8(formatHint);
FREE_IMAGE_FORMAT fif = FreeImage_GetFIFFromFilename(utf8FormatHint.c_str());
FIBITMAP* fib = bitmapToFIB(bitmap, fif);
FreeImageIO fio = { NULL, WriteProc, SeekProc, TellProc };
FreeImage_SaveToHandle(fif, fib, &fio, &writer);
FreeImage_Unload(fib);
checkForFreeImageErrors();
}
BOOL DLL_CALLCONV
FreeImage_SaveToMemory(FREE_IMAGE_FORMAT fif, FIBITMAP *dib, FIMEMORY *stream, int flags) {
if (stream) {
FreeImageIO io;
SetMemoryIO(&io);
FIMEMORYHEADER *mem_header = (FIMEMORYHEADER*)(stream->data);
if(mem_header->delete_me == TRUE) {
return FreeImage_SaveToHandle(fif, dib, &io, (fi_handle)stream, flags);
} else {
// do not save in a user buffer
FreeImage_OutputMessageProc(fif, "Memory buffer is read only");
}
}
return FALSE;
}
bool ImageExporter::save(QIODevice *device)
{
if (!d->bitmap)
return false;
if (d->format == FIF_UNKNOWN)
return false;
int flags = 0;
if (d->format == FIF_JPEG)
flags = d->quality;
FreeImage_SetOutputMessage(outputMessage);
FreeImageIO io;
io.read_proc = 0;
io.write_proc = writeToQIODevice;
io.seek_proc = seekQIODevice;
io.tell_proc = tellQIODevice;
return FreeImage_SaveToHandle(d->format, d->bitmap, &io, device, flags);
}
BOOL fipImage::saveToHandle(FREE_IMAGE_FORMAT fif, FreeImageIO *io, fi_handle handle, int flag) const {
BOOL bSuccess = FALSE;
if(fif != FIF_UNKNOWN ) {
// Check that the dib can be saved in this format
BOOL bCanSave;
FREE_IMAGE_TYPE image_type = FreeImage_GetImageType(_dib);
if(image_type == FIT_BITMAP) {
// standard bitmap type
WORD bpp = FreeImage_GetBPP(_dib);
bCanSave = (FreeImage_FIFSupportsWriting(fif) && FreeImage_FIFSupportsExportBPP(fif, bpp));
} else {
// special bitmap type
bCanSave = FreeImage_FIFSupportsExportType(fif, image_type);
}
if(bCanSave) {
bSuccess = FreeImage_SaveToHandle(fif, _dib, io, handle, flag);
return bSuccess;
}
}
return bSuccess;
}