string NefDecoder::getMode() { ostringstream mode; vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(CFAPATTERN); TiffIFD* raw = FindBestImage(&data); int compression = raw->getEntry(COMPRESSION)->getInt(); uint32 bitPerPixel = raw->getEntry(BITSPERSAMPLE)->getInt(); if (1 == compression) mode << bitPerPixel << "bit-uncompressed"; else mode << bitPerPixel << "bit-uncompressed"; return mode.str(); }
TiffIFD* NefDecoder::FindBestImage(vector<TiffIFD*>* data) { int largest_width = 0; TiffIFD* best_ifd = NULL; for (int i = 0; i < (int)data->size(); i++) { TiffIFD* raw = (*data)[i]; int width = raw->getEntry(IMAGEWIDTH)->getInt(); if (width > largest_width) best_ifd = raw; } if (NULL == best_ifd) ThrowRDE("NEF Decoder: Unable to locate image"); return best_ifd; }
void KdcDecoder::decodeMetaDataInternal(CameraMetaData *meta) { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(MODEL); if (data.empty()) ThrowRDE("KDC Decoder: Model name found"); if (!data[0]->hasEntry(MAKE)) ThrowRDE("KDC Decoder: Make name not found"); string make = data[0]->getEntry(MAKE)->getString(); string model = data[0]->getEntry(MODEL)->getString(); setMetaData(meta, make, model, "", 0); // Try the kodak hidden IFD for WB if (mRootIFD->hasEntryRecursive(KODAK_IFD2)) { TiffEntry *ifdoffset = mRootIFD->getEntryRecursive(KODAK_IFD2); TiffIFD *kodakifd = NULL; try { if (mRootIFD->endian == getHostEndianness()) kodakifd = new TiffIFD(mFile, ifdoffset->getInt()); else kodakifd = new TiffIFDBE(mFile, ifdoffset->getInt()); if (kodakifd && kodakifd->hasEntryRecursive(KODAK_KDC_WB)) { TiffEntry *wb = kodakifd->getEntryRecursive(KODAK_KDC_WB); if (wb->count == 3) { const uint32 *tmp = wb->getIntArray(); mRaw->metadata.wbCoeffs[0] = (float)tmp[0]; mRaw->metadata.wbCoeffs[1] = (float)tmp[1]; mRaw->metadata.wbCoeffs[2] = (float)tmp[2]; } } } catch(TiffParserException e) { mRaw->setError(e.what()); } if (kodakifd) delete kodakifd; } // Use the normal WB if available if (mRootIFD->hasEntryRecursive(KODAKWB)) { TiffEntry *wb = mRootIFD->getEntryRecursive(KODAKWB); if (wb->count == 734 || wb->count == 1502) { const uchar8 *tmp = wb->getData(); mRaw->metadata.wbCoeffs[0] = (float)((((ushort16) tmp[148])<<8)|tmp[149])/256.0f; mRaw->metadata.wbCoeffs[1] = 1.0f; mRaw->metadata.wbCoeffs[2] = (float)((((ushort16) tmp[150])<<8)|tmp[151])/256.0f; } } }
void PefDecoder::decodeMetaData(CameraMetaData *meta) { int iso = 0; mRaw->cfa.setCFA(CFA_RED, CFA_GREEN, CFA_GREEN2, CFA_BLUE); vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(MODEL); if (data.empty()) ThrowRDE("PEF Meta Decoder: Model name found"); TiffIFD* raw = data[0]; string make = raw->getEntry(MAKE)->getString(); string model = raw->getEntry(MODEL)->getString(); if (mRootIFD->hasEntryRecursive(ISOSPEEDRATINGS)) iso = mRootIFD->getEntryRecursive(ISOSPEEDRATINGS)->getInt(); setMetaData(meta, make, model, "", iso); }
RawImage ThreefrDecoder::decodeRawInternal() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(STRIPOFFSETS); if (data.size() < 2) ThrowRDE("3FR Decoder: No image data found"); TiffIFD* raw = data[1]; uint32 width = raw->getEntry(IMAGEWIDTH)->getInt(); uint32 height = raw->getEntry(IMAGELENGTH)->getInt(); uint32 off = raw->getEntry(STRIPOFFSETS)->getInt(); mRaw->dim = iPoint2D(width, height); mRaw->createData(); ByteStream input(mFile->getData(off), mFile->getSize() - off); HasselbladDecompressor l(mFile, mRaw); map<string,string>::iterator pixelOffset = hints.find("pixelBaseOffset"); if (pixelOffset != hints.end()) { stringstream convert((*pixelOffset).second); convert >> l.pixelBaseOffset; }
void Cr2Decoder::checkSupportInternal(CameraMetaData *meta) { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(MODEL); if (data.empty()) ThrowRDE("CR2 Support check: Model name not found"); if (!data[0]->hasEntry(MAKE)) ThrowRDE("CR2 Support: Make name not found"); string make = data[0]->getEntry(MAKE)->getString(); string model = data[0]->getEntry(MODEL)->getString(); // Check for sRaw mode data = mRootIFD->getIFDsWithTag((TiffTag)0xc5d8); if (!data.empty()) { TiffIFD* raw = data[0]; if (raw->hasEntry((TiffTag)0xc6c5)) { ushort16 ss = raw->getEntry((TiffTag)0xc6c5)->getInt(); if (ss == 4) { this->checkCameraSupported(meta, make, model, "sRaw1"); return; } } } this->checkCameraSupported(meta, make, model, ""); }
void PefDecoder::decodeMetaDataInternal(CameraMetaData *meta) { int iso = 0; mRaw->cfa.setCFA(iPoint2D(2,2), CFA_RED, CFA_GREEN, CFA_GREEN2, CFA_BLUE); vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(MODEL); if (data.empty()) ThrowRDE("PEF Meta Decoder: Model name found"); TiffIFD* raw = data[0]; string make = raw->getEntry(MAKE)->getString(); string model = raw->getEntry(MODEL)->getString(); if (mRootIFD->hasEntryRecursive(ISOSPEEDRATINGS)) iso = mRootIFD->getEntryRecursive(ISOSPEEDRATINGS)->getInt(); setMetaData(meta, make, model, "", iso); // Read black level if (mRootIFD->hasEntryRecursive((TiffTag)0x200)) { TiffEntry *black = mRootIFD->getEntryRecursive((TiffTag)0x200); const ushort16 *levels = black->getShortArray(); for (int i = 0; i < 4; i++) mRaw->blackLevelSeparate[i] = levels[i]; } // Set the whitebalance if (mRootIFD->hasEntryRecursive((TiffTag) 0x0201)) { TiffEntry *wb = mRootIFD->getEntryRecursive((TiffTag) 0x0201); if (wb->count == 4) { const ushort16 *tmp = wb->getShortArray(); mRaw->metadata.wbCoeffs[0] = tmp[0]; mRaw->metadata.wbCoeffs[1] = tmp[1]; mRaw->metadata.wbCoeffs[2] = tmp[3]; } } }
RawImage SrwDecoder::decodeRawInternal() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(STRIPOFFSETS); if (data.empty()) ThrowRDE("Srw Decoder: No image data found"); TiffIFD* raw = data[0]; int compression = raw->getEntry(COMPRESSION)->getInt(); int bits = raw->getEntry(BITSPERSAMPLE)->getInt(); if (32769 != compression && 32770 != compression ) ThrowRDE("Srw Decoder: Unsupported compression"); if (32769 == compression) { bool bit_order = false; // Default guess map<string,string>::iterator msb_hint = hints.find("msb_override"); if (msb_hint != hints.end()) bit_order = (0 == (msb_hint->second).compare("true")); this->decodeUncompressed(raw, bit_order ? BitOrder_Jpeg : BitOrder_Plain); return mRaw; } if (32770 == compression) { bool bit_order = (bits == 12); // Default guess map<string,string>::iterator msb_hint = hints.find("msb_override"); if (msb_hint != hints.end()) bit_order = (0 == (msb_hint->second).compare("true")); this->decodeUncompressed(raw, bit_order ? BitOrder_Jpeg : BitOrder_Plain); return mRaw; } ThrowRDE("Srw Decoder: Unsupported compression"); return mRaw; }
void NefDecoder::DecodeUncompressed() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(CFAPATTERN); TiffIFD* raw = FindBestImage(&data); uint32 nslices = raw->getEntry(STRIPOFFSETS)->count; const uint32 *offsets = raw->getEntry(STRIPOFFSETS)->getIntArray(); const uint32 *counts = raw->getEntry(STRIPBYTECOUNTS)->getIntArray(); uint32 yPerSlice = raw->getEntry(ROWSPERSTRIP)->getInt(); uint32 width = raw->getEntry(IMAGEWIDTH)->getInt(); uint32 height = raw->getEntry(IMAGELENGTH)->getInt(); uint32 bitPerPixel = raw->getEntry(BITSPERSAMPLE)->getInt(); vector<NefSlice> slices; uint32 offY = 0; for (uint32 s = 0; s < nslices; s++) { NefSlice slice; slice.offset = offsets[s]; slice.count = counts[s]; if (offY + yPerSlice > height) slice.h = height - offY; else slice.h = yPerSlice; offY = MIN(height, offY + yPerSlice); if (mFile->isValid(slice.offset, slice.count)) // Only decode if size is valid slices.push_back(slice); } if (0 == slices.size()) ThrowRDE("NEF Decoder: No valid slices found. File probably truncated."); mRaw->dim = iPoint2D(width, offY); mRaw->createData(); if (bitPerPixel == 14 && width*slices[0].h*2 == slices[0].count) bitPerPixel = 16; // D3 & D810 if(hints.find("real_bpp") != hints.end()) { stringstream convert(hints.find("real_bpp")->second); convert >> bitPerPixel; }
// readName will read the make and model of the image. // // If the name is read, it will return true, and the make/model // will be available in camera_make/camera_model members. boolean X3fDecoder::readName() { if (camera_make.length() != 0 && camera_model.length() != 0) { return ((boolean)TRUE); } // Read from properties if (hasProp("CAMMANUF") && hasProp("CAMMODEL")) { camera_make = getProp("CAMMANUF"); camera_model = getProp("CAMMODEL"); return ((boolean)TRUE); } // See if we can find EXIF info and grab the name from there. // This is needed for Sigma DP2 Quattro and possibly later cameras. vector<X3fImage>::iterator img = mImages.begin(); for (; img != mImages.end(); img++) { X3fImage cimg = *img; if (cimg.type == 2 && cimg.format == 0x12 && cimg.dataSize > 100) { if (!mFile->isValid(cimg.dataOffset + cimg.dataSize - 1)) { return ((boolean)FALSE); } ByteStream i(mFile->getDataWrt(cimg.dataOffset), cimg.dataSize); // Skip jpeg header i.skipBytes(6); if (i.getInt() == 0x66697845) { // Match text 'Exif' TiffParser t(new FileMap(mFile->getDataWrt(cimg.dataOffset+12), i.getRemainSize())); try { t.parseData(); } catch (...) { return ((boolean)FALSE); } TiffIFD *root = t.RootIFD(); try { if (root->hasEntryRecursive(MAKE) && root->hasEntryRecursive(MODEL)) { camera_model = root->getEntryRecursive(MODEL)->getString(); camera_make = root->getEntryRecursive(MAKE)->getString(); mProperties.props["CAMMANUF"] = root->getEntryRecursive(MAKE)->getString(); mProperties.props["CAMMODEL"] = root->getEntryRecursive(MODEL)->getString(); return ((boolean)TRUE); } } catch (...) {} return ((boolean)FALSE); } } } return ((boolean)FALSE); }
RawImage PefDecoder::decodeRawInternal() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(STRIPOFFSETS); if (data.empty()) ThrowRDE("PEF Decoder: No image data found"); TiffIFD* raw = data[0]; int compression = raw->getEntry(COMPRESSION)->getInt(); if (1 == compression) { decodeUncompressed(raw, true); return mRaw; } if (65535 != compression) ThrowRDE("PEF Decoder: Unsupported compression"); TiffEntry *offsets = raw->getEntry(STRIPOFFSETS); TiffEntry *counts = raw->getEntry(STRIPBYTECOUNTS); if (offsets->count != 1) { ThrowRDE("PEF Decoder: Multiple Strips found: %u", offsets->count); } if (counts->count != offsets->count) { ThrowRDE("PEF Decoder: Byte count number does not match strip size: count:%u, strips:%u ", counts->count, offsets->count); } if (!mFile->isValid(offsets->getInt() + counts->getInt())) ThrowRDE("PEF Decoder: Truncated file."); uint32 width = raw->getEntry(IMAGEWIDTH)->getInt(); uint32 height = raw->getEntry(IMAGELENGTH)->getInt(); mRaw->dim = iPoint2D(width, height); mRaw->createData(); try { PentaxDecompressor l(mFile, mRaw); l.decodePentax(mRootIFD, offsets->getInt(), counts->getInt()); } catch (IOException &e) { errors.push_back(_strdup(e.what())); // Let's ignore it, it may have delivered somewhat useful data. } return mRaw; }
RawImage Cr2Decoder::decodeRawInternal() { if(hints.find("old_format") != hints.end()) { uint32 off = 0; if (mRootIFD->getEntryRecursive((TiffTag)0x81)) off = mRootIFD->getEntryRecursive((TiffTag)0x81)->getInt(); else { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(CFAPATTERN); if (data.empty()) ThrowRDE("CR2 Decoder: Couldn't find offset"); else { if (data[0]->hasEntry(STRIPOFFSETS)) off = data[0]->getEntry(STRIPOFFSETS)->getInt(); else ThrowRDE("CR2 Decoder: Couldn't find offset"); } } ByteStream *b; if (getHostEndianness() == big) b = new ByteStream(mFile, off+41); else b = new ByteStreamSwap(mFile, off+41); uint32 height = b->getShort(); uint32 width = b->getShort(); // Every two lines can be encoded as a single line, probably to try and get // better compression by getting the same RGBG sequence in every line if(hints.find("double_line_ljpeg") != hints.end()) { height *= 2; mRaw->dim = iPoint2D(width*2, height/2); } else { width *= 2; mRaw->dim = iPoint2D(width, height); } mRaw->createData(); LJpegPlain *l = new LJpegPlain(mFile, mRaw); try { l->startDecoder(off, mFile->getSize()-off, 0, 0); } catch (IOException& e) { mRaw->setError(e.what()); } delete l; if(hints.find("double_line_ljpeg") != hints.end()) { // We now have a double width half height image we need to convert to the // normal format iPoint2D final_size(width, height); RawImage procRaw = RawImage::create(final_size, TYPE_USHORT16, 1); procRaw->metadata = mRaw->metadata; procRaw->copyErrorsFrom(mRaw); for (uint32 y = 0; y < height; y++) { ushort16 *dst = (ushort16*)procRaw->getData(0,y); ushort16 *src = (ushort16*)mRaw->getData(y%2 == 0 ? 0 : width, y/2); for (uint32 x = 0; x < width; x++) dst[x] = src[x]; } mRaw = procRaw; } if (mRootIFD->getEntryRecursive((TiffTag)0x123)) { TiffEntry *curve = mRootIFD->getEntryRecursive((TiffTag)0x123); if (curve->type == TIFF_SHORT && curve->count == 4096) { TiffEntry *linearization = mRootIFD->getEntryRecursive((TiffTag)0x123); uint32 len = linearization->count; ushort16 *table = new ushort16[len]; linearization->getShortArray(table, len); if (!uncorrectedRawValues) { mRaw->setTable(table, 4096, true); // Apply table mRaw->sixteenBitLookup(); // Delete table mRaw->setTable(NULL); } else { // We want uncorrected, but we store the table. mRaw->setTable(table, 4096, false); } } } return mRaw; } vector<TiffIFD*> data = mRootIFD->getIFDsWithTag((TiffTag)0xc5d8); if (data.empty()) ThrowRDE("CR2 Decoder: No image data found"); TiffIFD* raw = data[0]; mRaw = RawImage::create(); mRaw->isCFA = true; vector<Cr2Slice> slices; int completeH = 0; bool doubleHeight = false; try { TiffEntry *offsets = raw->getEntry(STRIPOFFSETS); TiffEntry *counts = raw->getEntry(STRIPBYTECOUNTS); // Iterate through all slices for (uint32 s = 0; s < offsets->count; s++) { Cr2Slice slice; slice.offset = offsets[0].getInt(); slice.count = counts[0].getInt(); SOFInfo sof; LJpegPlain *l = new LJpegPlain(mFile, mRaw); l->getSOF(&sof, slice.offset, slice.count); delete l; slice.w = sof.w * sof.cps; slice.h = sof.h; if (sof.cps == 4 && slice.w > slice.h * 4) { doubleHeight = true; } if (!slices.empty()) if (slices[0].w != slice.w) ThrowRDE("CR2 Decoder: Slice width does not match."); if (mFile->isValid(slice.offset, slice.count)) // Only decode if size is valid slices.push_back(slice); completeH += slice.h; } } catch (TiffParserException) { ThrowRDE("CR2 Decoder: Unsupported format."); } // Override with canon_double_height if set. map<string,string>::iterator msb_hint = hints.find("canon_double_height"); if (msb_hint != hints.end()) doubleHeight = (0 == (msb_hint->second).compare("true")); if (slices.empty()) { ThrowRDE("CR2 Decoder: No Slices found."); } mRaw->dim = iPoint2D(slices[0].w, completeH); // Fix for Canon 6D mRaw, which has flipped width & height for some part of the image // In that case, we swap width and height, since this is the correct dimension bool flipDims = false; bool wrappedCr2Slices = false; if (raw->hasEntry((TiffTag)0xc6c5)) { ushort16 ss = raw->getEntry((TiffTag)0xc6c5)->getInt(); // sRaw if (ss == 4) { mRaw->dim.x /= 3; mRaw->setCpp(3); mRaw->isCFA = false; // Fix for Canon 80D mraw format. // In that format, the frame (as read by getSOF()) is 4032x3402, while the // real image should be 4536x3024 (where the full vertical slices in // the frame "wrap around" the image. if (hints.find("wrapped_cr2_slices") != hints.end() && raw->hasEntry(IMAGEWIDTH) && raw->hasEntry(IMAGELENGTH)) { wrappedCr2Slices = true; int w = raw->getEntry(IMAGEWIDTH)->getInt(); int h = raw->getEntry(IMAGELENGTH)->getInt(); if (w * h != mRaw->dim.x * mRaw->dim.y) { ThrowRDE("CR2 Decoder: Wrapped slices don't match image size"); } mRaw->dim = iPoint2D(w, h); } } flipDims = mRaw->dim.x < mRaw->dim.y; if (flipDims) { int w = mRaw->dim.x; mRaw->dim.x = mRaw->dim.y; mRaw->dim.y = w; } } mRaw->createData(); vector<int> s_width; if (raw->hasEntry(CANONCR2SLICE)) { TiffEntry *ss = raw->getEntry(CANONCR2SLICE); for (int i = 0; i < ss->getShort(0); i++) { s_width.push_back(ss->getShort(1)); } s_width.push_back(ss->getShort(2)); } else { s_width.push_back(slices[0].w); } uint32 offY = 0; if (s_width.size() > 15) ThrowRDE("CR2 Decoder: No more than 15 slices supported"); _RPT1(0,"Org slices:%d\n", s_width.size()); for (uint32 i = 0; i < slices.size(); i++) { Cr2Slice slice = slices[i]; try { LJpegPlain *l = new LJpegPlain(mFile, mRaw); l->addSlices(s_width); l->mUseBigtable = true; l->mCanonFlipDim = flipDims; l->mCanonDoubleHeight = doubleHeight; l->mWrappedCr2Slices = wrappedCr2Slices; l->startDecoder(slice.offset, slice.count, 0, offY); delete l; } catch (RawDecoderException &e) { if (i == 0) throw; // These may just be single slice error - store the error and move on mRaw->setError(e.what()); } catch (IOException &e) { // Let's try to ignore this - it might be truncated data, so something might be useful. mRaw->setError(e.what()); } offY += slice.w; } if (mRaw->metadata.subsampling.x > 1 || mRaw->metadata.subsampling.y > 1) sRawInterpolate(); return mRaw; }
void NefDecoder::DecodeUncompressed() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(CFAPATTERN); TiffIFD* raw = FindBestImage(&data); uint32 nslices = raw->getEntry(STRIPOFFSETS)->count; const uint32 *offsets = raw->getEntry(STRIPOFFSETS)->getIntArray(); const uint32 *counts = raw->getEntry(STRIPBYTECOUNTS)->getIntArray(); uint32 yPerSlice = raw->getEntry(ROWSPERSTRIP)->getInt(); uint32 width = raw->getEntry(IMAGEWIDTH)->getInt(); uint32 height = raw->getEntry(IMAGELENGTH)->getInt(); uint32 bitPerPixel = raw->getEntry(BITSPERSAMPLE)->getInt(); vector<NefSlice> slices; uint32 offY = 0; for (uint32 s = 0; s < nslices; s++) { NefSlice slice; slice.offset = offsets[s]; slice.count = counts[s]; if (offY + yPerSlice > height) slice.h = height - offY; else slice.h = yPerSlice; offY += yPerSlice; if (mFile->isValid(slice.offset + slice.count)) // Only decode if size is valid slices.push_back(slice); } if (0 == slices.size()) ThrowRDE("NEF Decoder: No valid slices found. File probably truncated."); mRaw->dim = iPoint2D(width, offY); mRaw->createData(); if (bitPerPixel == 14 && width*slices[0].h*2 == slices[0].count) bitPerPixel = 16; // D3 offY = 0; for (uint32 i = 0; i < slices.size(); i++) { NefSlice slice = slices[i]; ByteStream in(mFile->getData(slice.offset), slice.count); iPoint2D size(width, slice.h); iPoint2D pos(0, offY); try { if (hints.find(string("coolpixmangled")) != hints.end()) readCoolpixMangledRaw(in, size, pos, width*bitPerPixel / 8); else if (hints.find(string("coolpixsplit")) != hints.end()) readCoolpixSplitRaw(in, size, pos, width*bitPerPixel / 8); else readUncompressedRaw(in, size, pos, width*bitPerPixel / 8, bitPerPixel, true); } catch (RawDecoderException e) { if (i>0) mRaw->setError(e.what()); else throw; } catch (IOException e) { if (i>0) mRaw->setError(e.what()); else ThrowRDE("NEF decoder: IO error occurred in first slice, unable to decode more. Error is: %s", e.what()); } offY += slice.h; } }
RawDecoder* TiffParser::getDecoder() { if (!mRootIFD) parseData(); vector<TiffIFD*> potentials; potentials = mRootIFD->getIFDsWithTag(DNGVERSION); /* Copy, so we can pass it on and not have it destroyed with ourselves */ TiffIFD* root = mRootIFD; if (!potentials.empty()) { // We have a dng image entry TiffIFD *t = potentials[0]; const unsigned char* c = t->getEntry(DNGVERSION)->getData(); if (c[0] > 1) throw TiffParserException("DNG version too new."); mRootIFD = NULL; return new DngDecoder(root, mInput); } potentials = mRootIFD->getIFDsWithTag(MAKE); if (!potentials.empty()) { // We have make entry for (vector<TiffIFD*>::iterator i = potentials.begin(); i != potentials.end(); ++i) { string make = (*i)->getEntry(MAKE)->getString(); TrimSpaces(make); string model = ""; if ((*i)->hasEntry(MODEL)) { model = (*i)->getEntry(MODEL)->getString(); TrimSpaces(model); } if (!make.compare("Canon")) { mRootIFD = NULL; return new Cr2Decoder(root, mInput); } if (!make.compare("FUJIFILM")) { mRootIFD = NULL; return new RafDecoder(root, mInput); } if (!make.compare("NIKON CORPORATION")) { mRootIFD = NULL; return new NefDecoder(root, mInput); } if (!make.compare("NIKON")) { mRootIFD = NULL; return new NefDecoder(root, mInput); } if (!make.compare("OLYMPUS IMAGING CORP.") || !make.compare("OLYMPUS CORPORATION") || !make.compare("OLYMPUS OPTICAL CO.,LTD") ) { mRootIFD = NULL; return new OrfDecoder(root, mInput); } if (!make.compare("SONY")) { mRootIFD = NULL; return new ArwDecoder(root, mInput); } if (!make.compare("PENTAX Corporation") || !make.compare("RICOH IMAGING COMPANY, LTD.")) { mRootIFD = NULL; return new PefDecoder(root, mInput); } if (!make.compare("PENTAX")) { mRootIFD = NULL; return new PefDecoder(root, mInput); } if (!make.compare("Panasonic") || !make.compare("LEICA")) { mRootIFD = NULL; return new Rw2Decoder(root, mInput); } if (!make.compare("SAMSUNG")) { mRootIFD = NULL; return new SrwDecoder(root, mInput); } if (!make.compare("Mamiya-OP Co.,Ltd.")) { mRootIFD = NULL; return new MefDecoder(root, mInput); } if (!make.compare("Kodak")) { mRootIFD = NULL; if (!model.compare("DCS560C")) return new Cr2Decoder(root, mInput); else return new DcrDecoder(root, mInput); } if (!make.compare("KODAK")) { mRootIFD = NULL; return new DcsDecoder(root, mInput); } if (!make.compare("EASTMAN KODAK COMPANY")) { mRootIFD = NULL; return new KdcDecoder(root, mInput); } if (!make.compare("SEIKO EPSON CORP.")) { mRootIFD = NULL; return new ErfDecoder(root, mInput); } if (!make.compare("Hasselblad")) { mRootIFD = NULL; return new ThreefrDecoder(root, mInput); } if (!make.compare("Leaf")) { mRootIFD = NULL; return new MosDecoder(root, mInput); } if (!make.compare("Phase One A/S")) { mRootIFD = NULL; return new MosDecoder(root, mInput); } } } // Last ditch effort to identify Leaf cameras that don't have a Tiff Make set potentials = mRootIFD->getIFDsWithTag(SOFTWARE); if (!potentials.empty()) { string software = potentials[0]->getEntry(SOFTWARE)->getString(); TrimSpaces(software); if (!software.compare("Camera Library")) { mRootIFD = NULL; return new MosDecoder(root, mInput); } } throw TiffParserException("No decoder found. Sorry."); return NULL; }
RawImage NefDecoder::decodeRawInternal() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(CFAPATTERN); if (data.empty()) ThrowRDE("NEF Decoder: No image data found"); TiffIFD* raw = data[0]; int compression = raw->getEntry(COMPRESSION)->getInt(); data = mRootIFD->getIFDsWithTag(MODEL); if (data.empty()) ThrowRDE("NEF Decoder: No model data found"); TiffEntry *offsets = raw->getEntry(STRIPOFFSETS); TiffEntry *counts = raw->getEntry(STRIPBYTECOUNTS); if (!data[0]->getEntry(MODEL)->getString().compare("NIKON D100 ")) { /**Sigh**/ if (!mFile->isValid(offsets->getInt())) ThrowRDE("NEF Decoder: Image data outside of file."); if (!D100IsCompressed(offsets->getInt())) { DecodeD100Uncompressed(); return mRaw; } } if (compression == 1) { DecodeUncompressed(); return mRaw; } if (offsets->count != 1) { ThrowRDE("NEF Decoder: Multiple Strips found: %u", offsets->count); } if (counts->count != offsets->count) { ThrowRDE("NEF Decoder: Byte count number does not match strip size: count:%u, strips:%u ", counts->count, offsets->count); } if (!mFile->isValid(offsets->getInt() + counts->getInt())) ThrowRDE("NEF Decoder: Invalid strip byte count. File probably truncated."); if (34713 != compression) ThrowRDE("NEF Decoder: Unsupported compression"); uint32 width = raw->getEntry(IMAGEWIDTH)->getInt(); uint32 height = raw->getEntry(IMAGELENGTH)->getInt(); uint32 bitPerPixel = raw->getEntry(BITSPERSAMPLE)->getInt(); mRaw->dim = iPoint2D(width, height); mRaw->createData(); data = mRootIFD->getIFDsWithTag(MAKERNOTE); if (data.empty()) ThrowRDE("NEF Decoder: No EXIF data found"); TiffIFD* exif = data[0]; TiffEntry *makernoteEntry = exif->getEntry(MAKERNOTE); const uchar8* makernote = makernoteEntry->getData(); FileMap makermap((uchar8*)&makernote[10], mFile->getSize() - makernoteEntry->getDataOffset() - 10); TiffParser makertiff(&makermap); makertiff.parseData(); data = makertiff.RootIFD()->getIFDsWithTag((TiffTag)0x8c); if (data.empty()) ThrowRDE("NEF Decoder: Decompression info tag not found"); TiffEntry *meta; try { meta = data[0]->getEntry((TiffTag)0x96); } catch (TiffParserException) { meta = data[0]->getEntry((TiffTag)0x8c); // Fall back } try { NikonDecompressor decompressor(mFile, mRaw); ByteStream* metastream; if (getHostEndianness() == data[0]->endian) metastream = new ByteStream(meta->getData(), meta->count); else metastream = new ByteStreamSwap(meta->getData(), meta->count); decompressor.DecompressNikon(metastream, width, height, bitPerPixel, offsets->getInt(), counts->getInt()); delete metastream; } catch (IOException &e) { mRaw->setError(e.what()); // Let's ignore it, it may have delivered somewhat useful data. } return mRaw; }
RawImage Cr2Decoder::decodeRawInternal() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag((TiffTag)0xc5d8); if (data.empty()) ThrowRDE("CR2 Decoder: No image data found"); TiffIFD* raw = data[0]; mRaw = RawImage::create(); mRaw->isCFA = true; vector<Cr2Slice> slices; int completeH = 0; try { TiffEntry *offsets = raw->getEntry(STRIPOFFSETS); TiffEntry *counts = raw->getEntry(STRIPBYTECOUNTS); // Iterate through all slices for (uint32 s = 0; s < offsets->count; s++) { Cr2Slice slice; slice.offset = offsets[0].getInt(); slice.count = counts[0].getInt(); SOFInfo sof; LJpegPlain l(mFile, mRaw); l.getSOF(&sof, slice.offset, slice.count); slice.w = sof.w * sof.cps; slice.h = sof.h; if (!slices.empty()) if (slices[0].w != slice.w) ThrowRDE("CR2 Decoder: Slice width does not match."); if (mFile->isValid(slice.offset + slice.count)) // Only decode if size is valid slices.push_back(slice); completeH += slice.h; } } catch (TiffParserException) { ThrowRDE("CR2 Decoder: Unsupported format."); } if (slices.empty()) { ThrowRDE("CR2 Decoder: No Slices found."); } mRaw->dim = iPoint2D(slices[0].w, completeH); if (raw->hasEntry((TiffTag)0xc6c5)) { ushort16 ss = raw->getEntry((TiffTag)0xc6c5)->getInt(); // sRaw if (ss == 4) { mRaw->dim.x /= 3; mRaw->setCpp(3); mRaw->isCFA = false; } } mRaw->createData(); vector<int> s_width; if (raw->hasEntry(CANONCR2SLICE)) { const ushort16 *ss = raw->getEntry(CANONCR2SLICE)->getShortArray(); for (int i = 0; i < ss[0]; i++) { s_width.push_back(ss[1]); } s_width.push_back(ss[2]); } else { s_width.push_back(slices[0].w); } uint32 offY = 0; if (s_width.size() > 15) ThrowRDE("CR2 Decoder: No more than 15 slices supported"); _RPT1(0,"Org slices:%d\n", s_width.size()); for (uint32 i = 0; i < slices.size(); i++) { Cr2Slice slice = slices[i]; try { LJpegPlain l(mFile, mRaw); l.addSlices(s_width); l.mUseBigtable = true; l.startDecoder(slice.offset, slice.count, 0, offY); } catch (RawDecoderException &e) { if (i == 0) throw; // These may just be single slice error - store the error and move on errors.push_back(_strdup(e.what())); } catch (IOException &e) { // Let's try to ignore this - it might be truncated data, so something might be useful. errors.push_back(_strdup(e.what())); } offY += slice.w; } if (mRaw->subsampling.x > 1 || mRaw->subsampling.y > 1) sRawInterpolate(); return mRaw; }
RawImage NefDecoder::decodeRawInternal() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(CFAPATTERN); if (data.empty()) ThrowRDE("NEF Decoder: No image data found"); TiffIFD* raw = data[0]; int compression = raw->getEntry(COMPRESSION)->getInt(); data = mRootIFD->getIFDsWithTag(MODEL); if (data.empty()) ThrowRDE("NEF Decoder: No model data found"); TiffEntry *offsets = raw->getEntry(STRIPOFFSETS); TiffEntry *counts = raw->getEntry(STRIPBYTECOUNTS); if (!data[0]->getEntry(MODEL)->getString().compare("NIKON D100 ")) { /**Sigh**/ if (!mFile->isValid(offsets->getInt())) ThrowRDE("NEF Decoder: Image data outside of file."); if (!D100IsCompressed(offsets->getInt())) { DecodeD100Uncompressed(); return mRaw; } } if (compression == 1 || (hints.find(string("force_uncompressed")) != hints.end()) || NEFIsUncompressed(raw)) { DecodeUncompressed(); return mRaw; } if (NEFIsUncompressedRGB(raw)) { DecodeSNefUncompressed(); return mRaw; } if (offsets->count != 1) { ThrowRDE("NEF Decoder: Multiple Strips found: %u", offsets->count); } if (counts->count != offsets->count) { ThrowRDE("NEF Decoder: Byte count number does not match strip size: count:%u, strips:%u ", counts->count, offsets->count); } if (!mFile->isValid(offsets->getInt(), counts->getInt())) ThrowRDE("NEF Decoder: Invalid strip byte count. File probably truncated."); if (34713 != compression) ThrowRDE("NEF Decoder: Unsupported compression"); uint32 width = raw->getEntry(IMAGEWIDTH)->getInt(); uint32 height = raw->getEntry(IMAGELENGTH)->getInt(); uint32 bitPerPixel = raw->getEntry(BITSPERSAMPLE)->getInt(); mRaw->dim = iPoint2D(width, height); mRaw->createData(); data = mRootIFD->getIFDsWithTag((TiffTag)0x8c); if (data.empty()) ThrowRDE("NEF Decoder: Decompression info tag not found"); TiffEntry *meta; if (data[0]->hasEntry((TiffTag)0x96)) { meta = data[0]->getEntry((TiffTag)0x96); } else { meta = data[0]->getEntry((TiffTag)0x8c); // Fall back } try { NikonDecompressor decompressor(mFile, mRaw); decompressor.uncorrectedRawValues = uncorrectedRawValues; ByteStream* metastream; if (getHostEndianness() == data[0]->endian) metastream = new ByteStream(meta->getData(), meta->count); else metastream = new ByteStreamSwap(meta->getData(), meta->count); decompressor.DecompressNikon(metastream, width, height, bitPerPixel, offsets->getInt(), counts->getInt()); delete metastream; } catch (IOException &e) { mRaw->setError(e.what()); // Let's ignore it, it may have delivered somewhat useful data. } return mRaw; }
RawImage Rw2Decoder::decodeRawInternal() { vector<TiffIFD*> data = mRootIFD->getIFDsWithTag(PANASONIC_STRIPOFFSET); bool isOldPanasonic = FALSE; if (data.empty()) { if (!mRootIFD->hasEntryRecursive(STRIPOFFSETS)) ThrowRDE("RW2 Decoder: No image data found"); isOldPanasonic = TRUE; data = mRootIFD->getIFDsWithTag(STRIPOFFSETS); } TiffIFD* raw = data[0]; uint32 height = raw->getEntry((TiffTag)3)->getShort(); uint32 width = raw->getEntry((TiffTag)2)->getShort(); if (isOldPanasonic) { ThrowRDE("Cannot decode old-style Panasonic RAW files"); TiffEntry *offsets = raw->getEntry(STRIPOFFSETS); TiffEntry *counts = raw->getEntry(STRIPBYTECOUNTS); if (offsets->count != 1) { ThrowRDE("RW2 Decoder: Multiple Strips found: %u", offsets->count); } int off = offsets->getInt(); if (!mFile->isValid(off)) ThrowRDE("Panasonic RAW Decoder: Invalid image data offset, cannot decode."); int count = counts->getInt(); if (count != (int)(width*height*2)) ThrowRDE("Panasonic RAW Decoder: Byte count is wrong."); if (!mFile->isValid(off+count)) ThrowRDE("Panasonic RAW Decoder: Invalid image data offset, cannot decode."); mRaw->dim = iPoint2D(width, height); mRaw->createData(); ByteStream input_start(mFile->getData(off), mFile->getSize() - off); iPoint2D pos(0, 0); readUncompressedRaw(input_start, mRaw->dim,pos, width*2, 16, BitOrder_Plain); } else { mRaw->dim = iPoint2D(width, height); mRaw->createData(); TiffEntry *offsets = raw->getEntry(PANASONIC_STRIPOFFSET); if (offsets->count != 1) { ThrowRDE("RW2 Decoder: Multiple Strips found: %u", offsets->count); } load_flags = 0x2008; int off = offsets->getInt(); if (!mFile->isValid(off)) ThrowRDE("RW2 Decoder: Invalid image data offset, cannot decode."); input_start = new ByteStream(mFile->getData(off), mFile->getSize() - off); DecodeRw2(); } // Read blacklevels if (raw->hasEntry((TiffTag)0x1c) && raw->hasEntry((TiffTag)0x1d) && raw->hasEntry((TiffTag)0x1e)) { mRaw->blackLevelSeparate[0] = raw->getEntry((TiffTag)0x1c)->getInt() + 15; mRaw->blackLevelSeparate[1] = mRaw->blackLevelSeparate[2] = raw->getEntry((TiffTag)0x1d)->getInt() + 15; mRaw->blackLevelSeparate[3] = raw->getEntry((TiffTag)0x1e)->getInt() + 15; } return mRaw; }
RawDecoder* TiffParser::getDecoder() { if (!mRootIFD) parseData(); vector<TiffIFD*> potentials; potentials = mRootIFD->getIFDsWithTag(DNGVERSION); /* Copy, so we can pass it on and not have it destroyed with ourselves */ TiffIFD* root = mRootIFD; if (!potentials.empty()) { // We have a dng image entry TiffIFD *t = potentials[0]; const unsigned char* c = t->getEntry(DNGVERSION)->getData(); if (c[0] > 1) throw TiffParserException("DNG version too new."); mRootIFD = NULL; return new DngDecoder(root, mInput); } potentials = mRootIFD->getIFDsWithTag(MAKE); if (!potentials.empty()) { // We have make entry for (vector<TiffIFD*>::iterator i = potentials.begin(); i != potentials.end(); ++i) { string make = (*i)->getEntry(MAKE)->getString(); TrimSpaces(make); if (!make.compare("Canon")) { mRootIFD = NULL; return new Cr2Decoder(root, mInput); } if (!make.compare("NIKON CORPORATION")) { mRootIFD = NULL; return new NefDecoder(root, mInput); } if (!make.compare("NIKON")) { mRootIFD = NULL; return new NefDecoder(root, mInput); } if (!make.compare("OLYMPUS IMAGING CORP.")) { mRootIFD = NULL; return new OrfDecoder(root, mInput); } if (!make.compare("SONY")) { mRootIFD = NULL; return new ArwDecoder(root, mInput); } if (!make.compare("PENTAX Corporation ")) { mRootIFD = NULL; return new PefDecoder(root, mInput); } if (!make.compare("PENTAX")) { mRootIFD = NULL; return new PefDecoder(root, mInput); } if (!make.compare("Panasonic")) { mRootIFD = NULL; return new Rw2Decoder(root, mInput); } if (!make.compare("SAMSUNG")) { mRootIFD = NULL; return new SrwDecoder(root, mInput); } } } throw TiffParserException("No decoder found. Sorry."); return NULL; }