/* * The copyright in this software is being made available under the 2-clauses * BSD License, included below. This software may be subject to other third * party and contributor rights, including patent rights, and no such rights * are granted under this license. * * Copyright (c) 2007, Digital Signal Processing Laboratory, Università degli studi di Perugia (UPG), Italy * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include "OPJViewer.h" /* From little endian to big endian, 2 bytes */ #define BYTE_SWAP2(X) ((X & 0x00FF) << 8) | ((X & 0xFF00) >> 8) #define BYTE_SWAP4(X) ((X & 0x000000FF) << 24) | ((X & 0x0000FF00) << 8) | ((X & 0x00FF0000) >> 8) | ((X & 0xFF000000) >> 24) /* From codestream to int values */ #define STREAM_TO_UINT32(C, P) (((unsigned long int) (C)[(P) + 0] << 24) + \ ((unsigned long int) (C)[(P) + 1] << 16) + \ ((unsigned long int) (C)[(P) + 2] << 8) + \ ((unsigned long int) (C)[(P) + 3] << 0)) #define STREAM_TO_UINT16(C, P) (((unsigned long int) (C)[(P) + 0] << 8) + \ ((unsigned long int) (C)[(P) + 1] << 0)) /* Markers values */ #define J2KMARK_NUM 24 enum { SOC_VAL = 0xFF4F, SOT_VAL = 0xFF90, SOD_VAL = 0xFF93, EOC_VAL = 0xFFD9, SIZ_VAL = 0xFF51, COD_VAL = 0xFF52, COC_VAL = 0xFF53, RGN_VAL = 0xFF5E, QCD_VAL = 0xFF5C, QCC_VAL = 0xFF5D, POD_VAL = 0xFF5F, TLM_VAL = 0xFF55, PLM_VAL = 0xFF57, PLT_VAL = 0xFF58, PPM_VAL = 0xFF60, PPT_VAL = 0xFF61, SOP_VAL = 0xFF91, EPH_VAL = 0xFF92, COM_VAL = 0xFF64 #ifdef USE_JPWL , EPB_VAL = 0xFF66, ESD_VAL = 0xFF67, EPC_VAL = 0xFF68, RED_VAL = 0xFF69 /*, EPB_VAL = 0xFF96, ESD_VAL = 0xFF98, EPC_VAL = 0xFF97, RED_VAL = 0xFF99*/ #endif // USE_JPWL #ifdef USE_JPSEC , SEC_VAL = 0xFF65 #endif // USE_JPSEC }; // All the markers in one vector unsigned short int marker_val[] = { SOC_VAL, SOT_VAL, SOD_VAL, EOC_VAL, SIZ_VAL, COD_VAL, COC_VAL, RGN_VAL, QCD_VAL, QCC_VAL, POD_VAL, TLM_VAL, PLM_VAL, PLT_VAL, PPM_VAL, PPT_VAL, SOP_VAL, EPH_VAL, COM_VAL #ifdef USE_JPWL , EPB_VAL, ESD_VAL, EPC_VAL, RED_VAL #endif // USE_JPWL #ifdef USE_JPSEC , SEC_VAL #endif // USE_JPSEC }; // Marker names static const char *marker_name[] = { "SOC", "SOT", "SOD", "EOC", "SIZ", "COD", "COC", "RGN", "QCD", "QCC", "POD", "TLM", "PLM", "PLT", "PPM", "PPT", "SOP", "EPH", "COM" #ifdef USE_JPWL , "EPB", "ESD", "EPC", "RED" #endif // USE_JPWL #ifdef USE_JPSEC , "SEC" #endif // USE_JPSEC }; // Marker descriptions static const char *marker_descr[] = { "Start of codestream", "Start of tile-part", "Start of data", "End of codestream", "Image and tile size", "Coding style default", "Coding style component", "Region-of-interest", "Quantization default", "Quantization component", "Progression order change, default", "Tile-part lengths, main header", "Packet length, main header", "Packets length, tile-part header", "Packed packet headers, main header", "Packed packet headers, tile-part header", "Start of packet", "End of packet header", "Comment and extension" #ifdef USE_JPWL , "Error Protection Block", "Error Sensitivity Descriptor", "Error Protection Capability", "Residual Errors Descriptor" #endif // USE_JPWL #ifdef USE_JPSEC , "Main security marker" #endif // USE_JPSEC }; void OPJParseThread::ParseJ2KFile(wxFile *m_file, wxFileOffset offset, wxFileOffset length, wxTreeItemId parentid) { unsigned short int csiz = 0; // check if the file is opened if (m_file->IsOpened()) WriteText(wxT("File OK")); else return; // position at the beginning m_file->Seek(offset, wxFromStart); // navigate the file int m, inside_sod = 0, inside_sop = 0; int nmarks = 0, maxmarks = 10000; unsigned char onebyte[1]; unsigned char twobytes[2], firstbyte, secondbyte; unsigned char fourbytes[4]; unsigned short int currmark; unsigned short int currlen; int lastPsot = 0, lastsotpos = 0; WriteText(wxT("Start search...")); // advancing macro #define OPJ_ADVANCE(A) {offset += A; if (offset < length) m_file->Seek(offset, wxFromStart); else return;} // begin search while ((offset < length) && (!m_file->Eof())) { // read one byte if (m_file->Read(&firstbyte, 1) != 1) break; // look for 0xFF if (firstbyte == 0xFF) { // it is a possible marker if (m_file->Read(&secondbyte, 1) != 1) break; else currmark = (((unsigned short int) firstbyte) << 8) + (unsigned short int) secondbyte; } else { // nope, advance by one and search again OPJ_ADVANCE(1); continue; } // search the marker for (m = 0; m < J2KMARK_NUM; m++) { if (currmark == marker_val[m]) break; } // marker not found if (m == J2KMARK_NUM) { // nope, advance by one and search again OPJ_ADVANCE(1); continue; } // if we are inside SOD, only some markers are allowed if (inside_sod) { // we are inside SOP if (inside_sop) { } // randomly marker coincident data if ((currmark != SOT_VAL) && (currmark != EOC_VAL) && (currmark != SOP_VAL) && (currmark != EPH_VAL)) { OPJ_ADVANCE(1); continue; } // possible SOT? if ((currmark == SOT_VAL)) { // too early SOT if (offset < (lastsotpos + lastPsot)) { OPJ_ADVANCE(1); continue; } // we were not in the last tile /*if (lastPsot != 0) { OPJ_ADVANCE(1); break; }*/ } } // beyond this point, the marker MUST BE real // length of current marker segment if ((currmark == SOD_VAL) || (currmark == SOC_VAL) || (currmark == EOC_VAL) || (currmark == EPH_VAL)) // zero length markers currlen = 0; else { // read length field if (m_file->Read(twobytes, 2) != 2) break; currlen = (((unsigned short int) twobytes[0]) << 8) + (unsigned short int) twobytes[1]; } // here we pass to AppendItem() normal and selected item images (we // suppose that selected image follows the normal one in the enum) int image, imageSel; image = m_tree->TreeCtrlIcon_Folder; imageSel = image + 1; // append the marker wxTreeItemId currid = m_tree->AppendItem(parentid, wxString::Format(wxT("%03d: "), nmarks) + wxString::FromAscii(marker_name[m]) + wxString::Format(wxT(" (0x%04X)"), marker_val[m]), image, imageSel, new OPJMarkerData(wxT("MARK") + wxString::Format(wxT(" (%d)"), marker_val[m]), m_tree->m_fname.GetFullPath(), offset, offset + currlen + 1) ); // append some info image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; // marker name wxTreeItemId subcurrid1 = m_tree->AppendItem(currid, wxT("*** ") + wxString::FromAscii(marker_descr[m]) + wxT(" ***"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); m_tree->SetItemFont(subcurrid1, *wxITALIC_FONT); // position and length wxTreeItemId subcurrid2 = m_tree->AppendItem(currid, wxLongLong(offset).ToString() + wxT(" > ") + wxLongLong(offset + currlen + 1).ToString() + wxT(", ") + wxString::Format(wxT("%d + 2 (%d)"), currlen, currlen + 2), image, imageSel, new OPJMarkerData(wxT("INFO")) ); // give additional info on markers switch (currmark) { ///////// // SOP // ///////// case SOP_VAL: { // read packet number if (m_file->Read(twobytes, 2) != 2) break; int packnum = STREAM_TO_UINT16(twobytes, 0); image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("Pack. no. %d"), packnum), image, imageSel, new OPJMarkerData(wxT("INFO")) ); inside_sop = 1; }; break; #ifdef USE_JPWL ///////// // RED // ///////// case RED_VAL: { if (m_file->Read(onebyte, 1) != 1) break; unsigned char pred = onebyte[0]; image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; wxString address[] = { wxT("Packet addressing"), wxT("Byte-range addressing"), wxT("Packet-range addressing"), wxT("Reserved") }; wxTreeItemId subcurrid = m_tree->AppendItem(currid, address[(pred & 0xC0) >> 6], image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("%d bytes range"), (((pred & 0x02) >> 1) + 1) * 2), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, pred & 0x01 ? wxT("Errors/erasures in codestream") : wxT("Error free codestream"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("Residual corruption level: %d"), (pred & 0x38) >> 3), image, imageSel, new OPJMarkerData(wxT("INFO")) ); } break; ///////// // ESD // ///////// case ESD_VAL: { unsigned short int cesd; if (csiz < 257) { if (m_file->Read(onebyte, 1) != 1) break; cesd = onebyte[0]; } else { if (m_file->Read(twobytes, 2) != 2) break; cesd = STREAM_TO_UINT16(twobytes, 0); } if (m_file->Read(onebyte, 1) != 1) break; unsigned char pesd = onebyte[0]; image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; wxTreeItemId subcurrid = m_tree->AppendItem(currid, pesd & 0x01 ? wxT("Comp. average") : wxString::Format(wxT("Comp. no. %d"), cesd), image, imageSel, new OPJMarkerData(wxT("INFO")) ); wxString meth[] = { wxT("Relative error sensitivity"), wxT("MSE"), wxT("MSE reduction"), wxT("PSNR"), wxT("PSNR increase"), wxT("MAXERR (absolute peak error)"), wxT("TSE (total squared error)"), wxT("Reserved") }; subcurrid = m_tree->AppendItem(currid, meth[(pesd & 0x38) >> 3], image, imageSel, new OPJMarkerData(wxT("INFO")) ); wxString address[] = { wxT("Packet addressing"), wxT("Byte-range addressing"), wxT("Packet-range addressing"), wxT("Reserved") }; subcurrid = m_tree->AppendItem(currid, address[(pesd & 0xC0) >> 6], image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("%d bytes/value, %d bytes range"), ((pesd & 0x04) >> 2) + 1, (((pesd & 0x02) >> 1) + 1) * 2), image, imageSel, new OPJMarkerData(wxT("INFO")) ); } break; ///////// // EPC // ///////// case EPC_VAL: { if (m_file->Read(twobytes, 2) != 2) break; unsigned short int pcrc = STREAM_TO_UINT16(twobytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int dl = STREAM_TO_UINT32(fourbytes, 0); if (m_file->Read(onebyte, 1) != 1) break; unsigned char pepc = onebyte[0]; image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; wxTreeItemId subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("CRC-16 = 0x%x"), pcrc), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("Tot. length = %d"), dl), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("%s%s%s%s"), pepc & 0x10 ? wxT("ESD, ") : wxT(""), pepc & 0x20 ? wxT("RED, ") : wxT(""), pepc & 0x40 ? wxT("EPB, ") : wxT(""), pepc & 0x80 ? wxT("Info") : wxT("") ), image, imageSel, new OPJMarkerData(wxT("INFO")) ); } break; ///////// // EPB // ///////// case EPB_VAL: { if (m_file->Read(onebyte, 1) != 1) break; unsigned char depb = onebyte[0]; if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int ldpepb = STREAM_TO_UINT32(fourbytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int pepb = STREAM_TO_UINT32(fourbytes, 0); image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; wxTreeItemId subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("No. %d, %slatest, %spacked"), depb & 0x3F, depb & 0x40 ? wxT("") : wxT("not "), depb & 0x80 ? wxT("") : wxT("un")), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("%d bytes protected"), ldpepb), image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (pepb == 0x00000000) subcurrid = m_tree->AppendItem(currid, wxT("Predefined codes"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); else if ((pepb >= 0x10000000) && (pepb <= 0x1FFFFFFF)) { wxString text = wxT("CRC code"); if (pepb == 0x10000000) text << wxT(", CCITT (X25) 16 bits"); else if (pepb == 0x10000001) text << wxT(", Ethernet 32 bits"); else text << wxT(", JPWL RA"); subcurrid = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); } else if ((pepb >= 0x20000000) && (pepb <= 0x2FFFFFFF)) { wxString text; subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("RS code, RS(%d, %d)"), (pepb & 0x0000FF00) >> 8, (pepb & 0x000000FF)), image, imageSel, new OPJMarkerData(wxT("INFO")) ); } else if ((pepb >= 0x30000000) && (pepb <= 0x3FFFFFFE)) subcurrid = m_tree->AppendItem(currid, wxT("JPWL RA"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); else if (pepb == 0xFFFFFFFF) subcurrid = m_tree->AppendItem(currid, wxT("No method"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); } break; #endif // USE_JPWL #ifdef USE_JPSEC case SEC_VAL: { } break; #endif // USE_JPSEC ///////// // SIZ // ///////// case SIZ_VAL: { int c; if (m_file->Read(twobytes, 2) != 2) break; unsigned short int rsiz = STREAM_TO_UINT16(twobytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int xsiz = STREAM_TO_UINT32(fourbytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int ysiz = STREAM_TO_UINT32(fourbytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int xosiz = STREAM_TO_UINT32(fourbytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int yosiz = STREAM_TO_UINT32(fourbytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int xtsiz = STREAM_TO_UINT32(fourbytes, 0); this->m_tree->m_childframe->m_twidth = xtsiz; if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int ytsiz = STREAM_TO_UINT32(fourbytes, 0); this->m_tree->m_childframe->m_theight = ytsiz; if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int xtosiz = STREAM_TO_UINT32(fourbytes, 0); this->m_tree->m_childframe->m_tx = xtosiz; if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int ytosiz = STREAM_TO_UINT32(fourbytes, 0); this->m_tree->m_childframe->m_ty = ytosiz; if (m_file->Read(twobytes, 2) != 2) break; csiz = STREAM_TO_UINT16(twobytes, 0); bool equaldepth = true, equalsize = true; unsigned char *ssiz = new unsigned char(csiz); unsigned char *xrsiz = new unsigned char(csiz); unsigned char *yrsiz = new unsigned char(csiz); for (c = 0; c < csiz; c++) { if (m_file->Read(&ssiz[c], 1) != 1) break; if (c > 0) equaldepth = equaldepth && (ssiz[c] == ssiz[c - 1]); if (m_file->Read(&xrsiz[c], 1) != 1) break; if (m_file->Read(&yrsiz[c], 1) != 1) break; if (c > 0) equalsize = equalsize && (xrsiz[c] == xrsiz[c - 1]) && (yrsiz[c] == yrsiz[c - 1]) ; } if (equaldepth && equalsize) wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("I: %dx%d (%d, %d), %d c., %d%s bpp"), xsiz, ysiz, xosiz, yosiz, csiz, ((ssiz[0] & 0x7F) + 1), (ssiz[0] & 0x80) ? wxT("s") : wxT("u")), image, imageSel, new OPJMarkerData(wxT("INFO")) ); else wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("I: %dx%d (%d, %d), %d c."), xsiz, ysiz, xosiz, yosiz, csiz), image, imageSel, new OPJMarkerData(wxT("INFO")) ); wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("T: %dx%d (%d, %d)"), xtsiz, ytsiz, xtosiz, ytosiz), image, imageSel, new OPJMarkerData(wxT("INFO")) ); image = m_tree->TreeCtrlIcon_Folder; imageSel = image + 1; wxTreeItemId subcurrid4 = m_tree->AppendItem(currid, wxT("Components"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; for (c = 0; c < csiz; c++) { wxTreeItemId subcurrid5 = m_tree->AppendItem(subcurrid4, wxString::Format(wxT("#%d: %dx%d, %d%s bpp"), c, xsiz/xrsiz[c], ysiz/yrsiz[c], ((ssiz[c] & 0x7F) + 1), (ssiz[c] & 0x80) ? wxT("s") : wxT("u")), image, imageSel, new OPJMarkerData(wxT("INFO")) ); } }; break; ///////// // SOT // ///////// case SOT_VAL: { if (m_file->Read(twobytes, 2) != 2) break; unsigned short int isot = STREAM_TO_UINT16(twobytes, 0); if (m_file->Read(fourbytes, 4) != 4) break; unsigned long int psot = STREAM_TO_UINT32(fourbytes, 0); if (m_file->Read(onebyte, 1) != 1) break; unsigned char tpsot = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char tnsot = onebyte[0]; wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("tile %d, psot = %d, part %d of %d"), isot, psot, tpsot, tnsot), image, imageSel, new OPJMarkerData(wxT("INFO")) ); lastPsot = psot; lastsotpos = offset; inside_sod = 0; }; break; ///////// // COC // ///////// case COC_VAL: { unsigned short int ccoc; if (csiz < 257) { if (m_file->Read(onebyte, 1) != 1) break; ccoc = onebyte[0]; } else { if (m_file->Read(twobytes, 2) != 2) break; ccoc = STREAM_TO_UINT16(twobytes, 0); } if (m_file->Read(onebyte, 1) != 1) break; unsigned char scoc = onebyte[0]; wxTreeItemId subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("Comp. no. %d"), ccoc), image, imageSel, new OPJMarkerData(wxT("INFO")) ); wxString text; if (scoc & 0x01) text << wxT("Partitioned entropy coder"); else text << wxT("Unpartitioned entropy coder"); subcurrid = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (m_file->Read(onebyte, 1) != 1) break; unsigned char decomplevs = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char cbswidth = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char cbsheight = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char cbstyle = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char transform = onebyte[0]; subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("%d levels (%d resolutions)"), decomplevs, decomplevs + 1), image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (transform & 0x01) text = wxT("5-3 reversible wavelet"); else text = wxT("9-7 irreversible wavelet"); subcurrid = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("Code-blocks: %dx%d"), 1 << ((cbswidth & 0x0F) + 2), 1 << ((cbsheight & 0x0F) + 2)), image, imageSel, new OPJMarkerData(wxT("INFO")) ); image = m_tree->TreeCtrlIcon_Folder; imageSel = image + 1; wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxT("Coding styles"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; if (cbstyle & 0x01) text = wxT("Selective arithmetic coding bypass"); else text = wxT("No selective arithmetic coding bypass"); wxTreeItemId subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x02) text = wxT("Reset context probabilities on coding pass boundaries"); else text = wxT("No reset of context probabilities on coding pass boundaries"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x04) text = wxT("Termination on each coding passs"); else text = wxT("No termination on each coding pass"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x08) text = wxT("Vertically stripe causal context"); else text = wxT("No vertically stripe causal context"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x10) text = wxT("Predictable termination"); else text = wxT("No predictable termination"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x20) text = wxT("Segmentation symbols are used"); else text = wxT("No segmentation symbols are used"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); } break; ///////// // COD // ///////// case COD_VAL: { if (m_file->Read(onebyte, 1) != 1) break; unsigned char scod = onebyte[0]; wxString text; if (scod & 0x01) text << wxT("Partitioned entropy coder"); else text << wxT("Unpartitioned entropy coder"); wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); text = wxT(""); if (scod & 0x02) text << wxT("Possible SOPs"); else text << wxT("No SOPs"); if (scod & 0x04) text << wxT(", possible EPHs"); else text << wxT(", no EPHs"); subcurrid3 = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (m_file->Read(onebyte, 1) != 1) break; unsigned char progord = onebyte[0]; if (m_file->Read(twobytes, 2) != 2) break; unsigned short int numlayers = STREAM_TO_UINT16(twobytes, 0); if (m_file->Read(onebyte, 1) != 1) break; unsigned char mctransform = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char decomplevs = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char cbswidth = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char cbsheight = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char cbstyle = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char transform = onebyte[0]; subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("%d levels (%d resolutions)"), decomplevs, decomplevs + 1), image, imageSel, new OPJMarkerData(wxT("INFO")) ); text = wxT(""); switch (progord) { case (0): text << wxT("LRCP"); break; case (1): text << wxT("RLCP"); break; case (2): text << wxT("LRCP"); break; case (3): text << wxT("RPCL"); break; case (4): text << wxT("CPRL"); break; default: text << wxT("unknown progression"); break; } text << wxString::Format(wxT(", %d layers"), numlayers); if (transform & 0x01) text << wxT(", 5-3 rev."); else text << wxT(", 9-7 irr."); subcurrid3 = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("Code-blocks: %dx%d"), 1 << ((cbswidth & 0x0F) + 2), 1 << ((cbsheight & 0x0F) + 2)), image, imageSel, new OPJMarkerData(wxT("INFO")) ); switch (mctransform) { case (0): { text = wxT("No MCT"); } break; case (1): { text = wxT("Reversible MCT on 0, 1, 2"); } break; case (2): { text = wxT("Irreversible MCT on 0, 1, 2"); } break; default: { text = wxT("Unknown"); } break; }; subcurrid3 = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); image = m_tree->TreeCtrlIcon_Folder; imageSel = image + 1; subcurrid3 = m_tree->AppendItem(currid, wxT("Coding styles"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; if (cbstyle & 0x01) text = wxT("Selective arithmetic coding bypass"); else text = wxT("No selective arithmetic coding bypass"); wxTreeItemId subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x02) text = wxT("Reset context probabilities on coding pass boundaries"); else text = wxT("No reset of context probabilities on coding pass boundaries"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x04) text = wxT("Termination on each coding passs"); else text = wxT("No termination on each coding pass"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x08) text = wxT("Vertically stripe causal context"); else text = wxT("No vertically stripe causal context"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x10) text = wxT("Predictable termination"); else text = wxT("No predictable termination"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (cbstyle & 0x20) text = wxT("Segmentation symbols are used"); else text = wxT("No segmentation symbols are used"); subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); }; break; ///////// // QCC // ///////// case QCC_VAL: { unsigned short int cqcc; if (csiz < 257) { if (m_file->Read(onebyte, 1) != 1) break; cqcc = onebyte[0]; } else { if (m_file->Read(twobytes, 2) != 2) break; cqcc = STREAM_TO_UINT16(twobytes, 0); } wxTreeItemId subcurrid = m_tree->AppendItem(currid, wxString::Format(wxT("Comp. no. %d"), cqcc), image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (m_file->Read(onebyte, 1) != 1) break; unsigned char sqcc = onebyte[0]; wxString text; switch (sqcc & 0x1F) { case (0): text = wxT("No quantization"); break; case (1): text = wxT("Scalar implicit"); break; case (2): text = wxT("Scalar explicit"); break; default: text = wxT("Unknown"); break; } text << wxString::Format(wxT(", %d guard bits"), (sqcc & 0xE0) >> 5); wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); } break; ///////// // QCD // ///////// case QCD_VAL: { if (m_file->Read(onebyte, 1) != 1) break; unsigned char sqcd = onebyte[0]; wxString text; switch (sqcd & 0x1F) { case (0): text = wxT("No quantization"); break; case (1): text = wxT("Scalar implicit"); break; case (2): text = wxT("Scalar explicit"); break; default: text = wxT("Unknown"); break; } text << wxString::Format(wxT(", %d guard bits"), (sqcd & 0xE0) >> 5); wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); }; break; ///////// // COM // ///////// case COM_VAL: { #define showlen 25 char comment[showlen]; wxString comments; if (m_file->Read(twobytes, 2) != 2) break; unsigned short int rcom = STREAM_TO_UINT16(twobytes, 0); wxString text; if (rcom == 0) text = wxT("Binary values"); else if (rcom == 1) text = wxT("ISO 8859-1 (latin-1) values"); else if (rcom < 65535) text = wxT("Reserved for registration"); else text = wxT("Reserved for extension"); wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (m_file->Read(comment, showlen) != showlen) break; comments = wxString::FromAscii(comment).Truncate(wxMin(showlen, currlen - 4)); if ((currlen - 4) > showlen) comments << wxT("..."); subcurrid3 = m_tree->AppendItem(currid, comments, image, imageSel, new OPJMarkerData(wxT("INFO")) ); }; break; ///////// // TLM // ///////// case TLM_VAL: { if (m_file->Read(onebyte, 1) != 1) break; unsigned char ztlm = onebyte[0]; if (m_file->Read(onebyte, 1) != 1) break; unsigned char stlm = onebyte[0]; image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("TLM #%d"), ztlm), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("%d bits/index, %d bits/length"), 8 * ((stlm & 0x30) >> 4), 16 + 16 * ((stlm & 0x40) >> 6)), image, imageSel, new OPJMarkerData(wxT("INFO")) ); int n, numparts; numparts = (currlen - 2) / ( ((stlm & 0x30) >> 4) + 2 + 2 * ((stlm & 0x40) >> 6)); image = m_tree->TreeCtrlIcon_Folder; imageSel = image + 1; subcurrid3 = m_tree->AppendItem(currid, wxT("Tile parts"), image, imageSel, new OPJMarkerData(wxT("INFO")) ); image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; for (n = 0; n < numparts; n++) { unsigned short int ttlm; unsigned long int ptlm; switch (((stlm & 0x30) >> 4)) { case 0: ttlm = 0; break; case 1: if (m_file->Read(onebyte, 1) != 1) break; ttlm = onebyte[0]; break; case 2: if (m_file->Read(twobytes, 2) != 2) break; ttlm = STREAM_TO_UINT16(twobytes, 0); break; } switch (((stlm & 0x40) >> 6)) { case 0: if (m_file->Read(twobytes, 2) != 2) break; ptlm = STREAM_TO_UINT16(twobytes, 0); break; case 1: if (m_file->Read(fourbytes, 4) != 4) break; ptlm = STREAM_TO_UINT32(fourbytes, 0); break; } wxTreeItemId subcurrid4 = m_tree->AppendItem(subcurrid3, wxString::Format(wxT("Tile %d: %d bytes"), ttlm, ptlm), image, imageSel, new OPJMarkerData(wxT("INFO")) ); } } break; ///////// // POD // ///////// case POD_VAL: { int n, numchanges; if (csiz < 257) numchanges = (currlen - 2) / 7; else numchanges = (currlen - 2) / 9; for (n = 0; n < numchanges; n++) { image = m_tree->TreeCtrlIcon_Folder; imageSel = image + 1; wxTreeItemId subcurrid3 = m_tree->AppendItem(currid, wxString::Format(wxT("Change #%d"), n), image, imageSel, new OPJMarkerData(wxT("INFO")) ); if (m_file->Read(onebyte, 1) != 1) break; unsigned char rspod = onebyte[0]; unsigned short int cspod; if (csiz < 257) { if (m_file->Read(onebyte, 1) != 1) break; cspod = onebyte[0]; } else { if (m_file->Read(twobytes, 2) != 2) break; cspod = STREAM_TO_UINT16(twobytes, 0); } if (m_file->Read(twobytes, 2) != 2) break; unsigned short int lyepod = STREAM_TO_UINT16(twobytes, 0); if (m_file->Read(onebyte, 1) != 1) break; unsigned char repod = onebyte[0]; unsigned short int cepod; if (csiz < 257) { if (m_file->Read(onebyte, 1) != 1) break; cepod = onebyte[0]; } else { if (m_file->Read(twobytes, 2) != 2) break; cepod = STREAM_TO_UINT16(twobytes, 0); } if (m_file->Read(onebyte, 1) != 1) break; unsigned char ppod = onebyte[0]; image = m_tree->TreeCtrlIcon_File; imageSel = image + 1; wxTreeItemId subcurrid4 = m_tree->AppendItem(subcurrid3, wxString::Format(wxT("%d <= Resolution < %d"), rspod, repod), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid4 = m_tree->AppendItem(subcurrid3, wxString::Format(wxT("%d <= Component < %d"), cspod, cepod), image, imageSel, new OPJMarkerData(wxT("INFO")) ); subcurrid4 = m_tree->AppendItem(subcurrid3, wxString::Format(wxT("0 <= Layer < %d"), lyepod), image, imageSel, new OPJMarkerData(wxT("INFO")) ); wxString text = wxT(""); switch (ppod) { case (0): text << wxT("LRCP"); break; case (1): text << wxT("RLCP"); break; case (2): text << wxT("LRCP"); break; case (3): text << wxT("RPCL"); break; case (4): text << wxT("CPRL"); break; default: text << wxT("unknown progression"); break; } subcurrid4 = m_tree->AppendItem(subcurrid3, text, image, imageSel, new OPJMarkerData(wxT("INFO")) ); } } break; ///////// // SOD // ///////// case SOD_VAL: { inside_sod = 1; }; break; default: break; } // increment number of markers if (nmarks++ >= maxmarks) { WriteText(wxT("Maximum amount of markers exceeded")); break; } // advance position OPJ_ADVANCE(currlen + 2); } WriteText(wxT("Search finished")); }