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#include "stdafx.h"
#include "Options.h"
namespace graphics {
ImageSet *FormatOptions::loadSet(IStream *from) {
Image *i = load(from);
return new (this) ImageSet(i);
}
Image *FormatOptions::load(Url *from) {
IStream *stream = from->read();
try {
Image *out = load(stream);
stream->close();
return out;
} catch (...) {
stream->close();
throw;
}
}
ImageSet *FormatOptions::loadSet(Url *from) {
IStream *stream = from->read();
try {
ImageSet *out = loadSet(stream);
stream->close();
return out;
} catch (...) {
stream->close();
throw;
}
}
void FormatOptions::save(Image *image, Url *to) {
OStream *stream = to->write();
try {
save(image, stream);
stream->close();
} catch (...) {
stream->close();
throw;
}
}
Bool checkHeader(IStream *file, const char *header, Bool zeroTerm) {
nat len = nat(strlen(header));
if (zeroTerm)
len++;
Buffer buffer = file->peek(storm::buffer(file->engine(), len));
if (!buffer.full()) {
return false;
}
for (nat i = 0; i < len; i++) {
if (byte(buffer[i]) != byte(header[i])) {
return false;
}
}
return true;
}
}
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