status_t
BaseTranslator::BitsTranslate(BPositionIO *inSource,
const translator_info *inInfo, BMessage *ioExtension, uint32 outType,
BPositionIO *outDestination)
{
status_t result = BitsCheck(inSource, ioExtension, outType);
if (result == B_OK && outType == B_TRANSLATOR_BITMAP) {
result = translate_from_bits_to_bits(inSource, outType,
outDestination);
} else if (result >= B_OK) {
// If NOT B_TRANSLATOR_BITMAP type it could be the derived format
result = DerivedTranslate(inSource, inInfo, ioExtension, outType,
outDestination, (result == B_OK));
}
return result;
}
status_t
BaseTranslator::BitsIdentify(BPositionIO *inSource,
const translation_format *inFormat, BMessage *ioExtension,
translator_info *outInfo, uint32 outType)
{
status_t result;
result = BitsCheck(inSource, ioExtension, outType);
if (result == B_OK)
result = identify_bits_header(inSource, outInfo);
else if (result == B_OK + 1)
// if NOT B_TRANSLATOR_BITMAP, it could be an image in the
// derived format
result = DerivedIdentify(inSource, inFormat, ioExtension,
outInfo, outType);
return result;
}
status_t
BaseTranslator::BitsIdentify(BPositionIO *inSource,
const translation_format *inFormat, BMessage *ioExtension,
translator_info *outInfo, uint32 outType)
{
status_t result = BitsCheck(inSource, ioExtension, outType);
if (result == B_OK) {
TranslatorBitmap bitmap;
result = identify_bits_header(inSource, outInfo, &bitmap);
if (result == B_OK)
result = DerivedCanHandleImageSize(bitmap.bounds.Width() + 1.0,
bitmap.bounds.Height() + 1.0);
} else if (result >= B_OK) {
// if NOT B_TRANSLATOR_BITMAP, it could be an image in the
// derived format
result = DerivedIdentify(inSource, inFormat, ioExtension,
outInfo, outType);
}
return result;
}
