2 Copyright (c) 2004-2010, John Hurst
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27 /*! \file AS_DCP_JP2k.cpp
29 \brief AS-DCP library, JPEG 2000 essence reader and writer implementation
32 #include "AS_DCP_internal.h"
36 using namespace ASDCP::JP2K;
37 using Kumu::GenRandomValue;
39 //------------------------------------------------------------------------------------------
41 static std::string JP2K_PACKAGE_LABEL = "File Package: SMPTE 429-4 frame wrapping of JPEG 2000 codestreams";
42 static std::string JP2K_S_PACKAGE_LABEL = "File Package: SMPTE 429-10 frame wrapping of stereoscopic JPEG 2000 codestreams";
43 static std::string PICT_DEF_LABEL = "Picture Track";
45 int s_exp_lookup[16] = { 0, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024,2048, 4096, 8192, 16384, 32768 };
49 ASDCP::JP2K::operator << (std::ostream& strm, const PictureDescriptor& PDesc)
51 strm << " AspectRatio: " << PDesc.AspectRatio.Numerator << "/" << PDesc.AspectRatio.Denominator << std::endl;
52 strm << " EditRate: " << PDesc.EditRate.Numerator << "/" << PDesc.EditRate.Denominator << std::endl;
53 strm << " SampleRate: " << PDesc.SampleRate.Numerator << "/" << PDesc.SampleRate.Denominator << std::endl;
54 strm << " StoredWidth: " << (unsigned) PDesc.StoredWidth << std::endl;
55 strm << " StoredHeight: " << (unsigned) PDesc.StoredHeight << std::endl;
56 strm << " Rsize: " << (unsigned) PDesc.Rsize << std::endl;
57 strm << " Xsize: " << (unsigned) PDesc.Xsize << std::endl;
58 strm << " Ysize: " << (unsigned) PDesc.Ysize << std::endl;
59 strm << " XOsize: " << (unsigned) PDesc.XOsize << std::endl;
60 strm << " YOsize: " << (unsigned) PDesc.YOsize << std::endl;
61 strm << " XTsize: " << (unsigned) PDesc.XTsize << std::endl;
62 strm << " YTsize: " << (unsigned) PDesc.YTsize << std::endl;
63 strm << " XTOsize: " << (unsigned) PDesc.XTOsize << std::endl;
64 strm << " YTOsize: " << (unsigned) PDesc.YTOsize << std::endl;
65 strm << " ContainerDuration: " << (unsigned) PDesc.ContainerDuration << std::endl;
67 strm << "-- JPEG 2000 Metadata --" << std::endl;
68 strm << " ImageComponents:" << std::endl;
69 strm << " bits h-sep v-sep" << std::endl;
72 for ( i = 0; i < PDesc.Csize; i++ )
74 strm << " " << std::setw(4) << PDesc.ImageComponents[i].Ssize + 1 /* See ISO 15444-1, Table A11, for the origin of '+1' */
75 << " " << std::setw(5) << PDesc.ImageComponents[i].XRsize
76 << " " << std::setw(5) << PDesc.ImageComponents[i].YRsize
80 strm << " Scod: " << (short) PDesc.CodingStyleDefault.Scod << std::endl;
81 strm << " ProgressionOrder: " << (short) PDesc.CodingStyleDefault.SGcod.ProgressionOrder << std::endl;
82 strm << " NumberOfLayers: " << (short) KM_i16_BE(Kumu::cp2i<ui16_t>(PDesc.CodingStyleDefault.SGcod.NumberOfLayers)) << std::endl;
83 strm << " MultiCompTransform: " << (short) PDesc.CodingStyleDefault.SGcod.MultiCompTransform << std::endl;
84 strm << "DecompositionLevels: " << (short) PDesc.CodingStyleDefault.SPcod.DecompositionLevels << std::endl;
85 strm << " CodeblockWidth: " << (short) PDesc.CodingStyleDefault.SPcod.CodeblockWidth << std::endl;
86 strm << " CodeblockHeight: " << (short) PDesc.CodingStyleDefault.SPcod.CodeblockHeight << std::endl;
87 strm << " CodeblockStyle: " << (short) PDesc.CodingStyleDefault.SPcod.CodeblockStyle << std::endl;
88 strm << " Transformation: " << (short) PDesc.CodingStyleDefault.SPcod.Transformation << std::endl;
91 ui32_t precinct_set_size = 0;
93 for ( i = 0; PDesc.CodingStyleDefault.SPcod.PrecinctSize[i] != 0 && i < MaxPrecincts; i++ )
96 strm << " Precincts: " << (short) precinct_set_size << std::endl;
97 strm << "precinct dimensions:" << std::endl;
99 for ( i = 0; i < precinct_set_size; i++ )
100 strm << " " << i + 1 << ": " << s_exp_lookup[PDesc.CodingStyleDefault.SPcod.PrecinctSize[i]&0x0f] << " x "
101 << s_exp_lookup[(PDesc.CodingStyleDefault.SPcod.PrecinctSize[i]>>4)&0x0f] << std::endl;
103 strm << " Sqcd: " << (short) PDesc.QuantizationDefault.Sqcd << std::endl;
105 char tmp_buf[MaxDefaults*2];
106 strm << " SPqcd: " << Kumu::bin2hex(PDesc.QuantizationDefault.SPqcd, PDesc.QuantizationDefault.SPqcdLength, tmp_buf, MaxDefaults*2)
114 ASDCP::JP2K::PictureDescriptorDump(const PictureDescriptor& PDesc, FILE* stream)
120 AspectRatio: %d/%d\n\
134 ContainerDuration: %u\n",
135 PDesc.AspectRatio.Numerator, PDesc.AspectRatio.Denominator,
136 PDesc.EditRate.Numerator, PDesc.EditRate.Denominator,
137 PDesc.SampleRate.Numerator, PDesc.SampleRate.Denominator,
149 PDesc.ContainerDuration
152 fprintf(stream, "-- JPEG 2000 Metadata --\n");
153 fprintf(stream, " ImageComponents:\n");
154 fprintf(stream, " bits h-sep v-sep\n");
157 for ( i = 0; i < PDesc.Csize; i++ )
159 fprintf(stream, " %4d %5d %5d\n",
160 PDesc.ImageComponents[i].Ssize + 1, // See ISO 15444-1, Table A11, for the origin of '+1'
161 PDesc.ImageComponents[i].XRsize,
162 PDesc.ImageComponents[i].YRsize
166 fprintf(stream, " Scod: %hd\n", PDesc.CodingStyleDefault.Scod);
167 fprintf(stream, " ProgressionOrder: %hd\n", PDesc.CodingStyleDefault.SGcod.ProgressionOrder);
168 fprintf(stream, " NumberOfLayers: %hd\n",
169 KM_i16_BE(Kumu::cp2i<ui16_t>(PDesc.CodingStyleDefault.SGcod.NumberOfLayers)));
171 fprintf(stream, " MultiCompTransform: %hd\n", PDesc.CodingStyleDefault.SGcod.MultiCompTransform);
172 fprintf(stream, "DecompositionLevels: %hd\n", PDesc.CodingStyleDefault.SPcod.DecompositionLevels);
173 fprintf(stream, " CodeblockWidth: %hd\n", PDesc.CodingStyleDefault.SPcod.CodeblockWidth);
174 fprintf(stream, " CodeblockHeight: %hd\n", PDesc.CodingStyleDefault.SPcod.CodeblockHeight);
175 fprintf(stream, " CodeblockStyle: %hd\n", PDesc.CodingStyleDefault.SPcod.CodeblockStyle);
176 fprintf(stream, " Transformation: %hd\n", PDesc.CodingStyleDefault.SPcod.Transformation);
179 ui32_t precinct_set_size = 0;
181 for ( i = 0; PDesc.CodingStyleDefault.SPcod.PrecinctSize[i] != 0 && i < MaxPrecincts; i++ )
184 fprintf(stream, " Precincts: %hd\n", precinct_set_size);
185 fprintf(stream, "precinct dimensions:\n");
187 for ( i = 0; i < precinct_set_size; i++ )
188 fprintf(stream, " %d: %d x %d\n", i + 1,
189 s_exp_lookup[PDesc.CodingStyleDefault.SPcod.PrecinctSize[i]&0x0f],
190 s_exp_lookup[(PDesc.CodingStyleDefault.SPcod.PrecinctSize[i]>>4)&0x0f]
193 fprintf(stream, " Sqcd: %hd\n", PDesc.QuantizationDefault.Sqcd);
195 char tmp_buf[MaxDefaults*2];
196 fprintf(stream, " SPqcd: %s\n",
197 Kumu::bin2hex(PDesc.QuantizationDefault.SPqcd, PDesc.QuantizationDefault.SPqcdLength,
198 tmp_buf, MaxDefaults*2)
203 //------------------------------------------------------------------------------------------
205 // hidden, internal implementation of JPEG 2000 reader
208 class lh__Reader : public ASDCP::h__Reader
210 RGBAEssenceDescriptor* m_EssenceDescriptor;
211 JPEG2000PictureSubDescriptor* m_EssenceSubDescriptor;
212 ASDCP::Rational m_EditRate;
213 ASDCP::Rational m_SampleRate;
214 EssenceType_t m_Format;
216 ASDCP_NO_COPY_CONSTRUCT(lh__Reader);
219 PictureDescriptor m_PDesc; // codestream parameter list
221 lh__Reader(const Dictionary& d) :
222 ASDCP::h__Reader(d), m_EssenceDescriptor(0), m_EssenceSubDescriptor(0), m_Format(ESS_UNKNOWN) {}
223 Result_t OpenRead(const char*, EssenceType_t);
224 Result_t ReadFrame(ui32_t, JP2K::FrameBuffer&, AESDecContext*, HMACContext*);
225 Result_t MD_to_JP2K_PDesc(JP2K::PictureDescriptor& PDesc);
230 lh__Reader::MD_to_JP2K_PDesc(JP2K::PictureDescriptor& PDesc)
232 memset(&PDesc, 0, sizeof(PDesc));
233 MXF::RGBAEssenceDescriptor* PDescObj = (MXF::RGBAEssenceDescriptor*)m_EssenceDescriptor;
235 PDesc.EditRate = m_EditRate;
236 PDesc.SampleRate = m_SampleRate;
237 assert(PDescObj->ContainerDuration <= 0xFFFFFFFFL);
238 PDesc.ContainerDuration = (ui32_t) PDescObj->ContainerDuration;
239 PDesc.StoredWidth = PDescObj->StoredWidth;
240 PDesc.StoredHeight = PDescObj->StoredHeight;
241 PDesc.AspectRatio = PDescObj->AspectRatio;
243 if ( m_EssenceSubDescriptor != 0 )
245 PDesc.Rsize = m_EssenceSubDescriptor->Rsize;
246 PDesc.Xsize = m_EssenceSubDescriptor->Xsize;
247 PDesc.Ysize = m_EssenceSubDescriptor->Ysize;
248 PDesc.XOsize = m_EssenceSubDescriptor->XOsize;
249 PDesc.YOsize = m_EssenceSubDescriptor->YOsize;
250 PDesc.XTsize = m_EssenceSubDescriptor->XTsize;
251 PDesc.YTsize = m_EssenceSubDescriptor->YTsize;
252 PDesc.XTOsize = m_EssenceSubDescriptor->XTOsize;
253 PDesc.YTOsize = m_EssenceSubDescriptor->YTOsize;
254 PDesc.Csize = m_EssenceSubDescriptor->Csize;
256 // PictureComponentSizing
257 ui32_t tmp_size = m_EssenceSubDescriptor->PictureComponentSizing.Length();
259 if ( tmp_size == 17 ) // ( 2 * sizeof(ui32_t) ) + 3 components * 3 byte each
260 memcpy(&PDesc.ImageComponents, m_EssenceSubDescriptor->PictureComponentSizing.RoData() + 8, tmp_size - 8);
263 DefaultLogSink().Error("Unexpected PictureComponentSizing size: %u, should be 17\n", tmp_size);
265 // CodingStyleDefault
266 memset(&PDesc.CodingStyleDefault, 0, sizeof(CodingStyleDefault_t));
267 memcpy(&PDesc.CodingStyleDefault,
268 m_EssenceSubDescriptor->CodingStyleDefault.RoData(),
269 m_EssenceSubDescriptor->CodingStyleDefault.Length());
271 // QuantizationDefault
272 memset(&PDesc.QuantizationDefault, 0, sizeof(QuantizationDefault_t));
273 memcpy(&PDesc.QuantizationDefault,
274 m_EssenceSubDescriptor->QuantizationDefault.RoData(),
275 m_EssenceSubDescriptor->QuantizationDefault.Length());
277 PDesc.QuantizationDefault.SPqcdLength = m_EssenceSubDescriptor->QuantizationDefault.Length() - 1;
286 lh__Reader::OpenRead(const char* filename, EssenceType_t type)
288 Result_t result = OpenMXFRead(filename);
290 if( ASDCP_SUCCESS(result) )
292 InterchangeObject* tmp_iobj = 0;
293 m_HeaderPart.GetMDObjectByType(OBJ_TYPE_ARGS(RGBAEssenceDescriptor), &tmp_iobj);
294 m_EssenceDescriptor = static_cast<RGBAEssenceDescriptor*>(tmp_iobj);
296 m_HeaderPart.GetMDObjectByType(OBJ_TYPE_ARGS(JPEG2000PictureSubDescriptor), &tmp_iobj);
297 m_EssenceSubDescriptor = static_cast<JPEG2000PictureSubDescriptor*>(tmp_iobj);
299 std::list<InterchangeObject*> ObjectList;
300 m_HeaderPart.GetMDObjectsByType(OBJ_TYPE_ARGS(Track), ObjectList);
302 if ( ObjectList.empty() )
304 DefaultLogSink().Error("MXF Metadata contains no Track Sets.\n");
305 return RESULT_FORMAT;
308 m_EditRate = ((Track*)ObjectList.front())->EditRate;
309 m_SampleRate = m_EssenceDescriptor->SampleRate;
311 if ( type == ASDCP::ESS_JPEG_2000 )
313 if ( m_EditRate != m_SampleRate )
315 DefaultLogSink().Warn("EditRate and SampleRate do not match (%.03f, %.03f).\n",
316 m_EditRate.Quotient(), m_SampleRate.Quotient());
318 if ( m_EditRate == EditRate_24 && m_SampleRate == EditRate_48 )
320 DefaultLogSink().Debug("File may contain JPEG Interop stereoscopic images.\n");
321 return RESULT_SFORMAT;
324 return RESULT_FORMAT;
327 else if ( type == ASDCP::ESS_JPEG_2000_S )
329 if ( m_EditRate == EditRate_24 )
331 if ( m_SampleRate != EditRate_48 )
333 DefaultLogSink().Error("EditRate and SampleRate not correct for 24/48 stereoscopic essence.\n");
334 return RESULT_FORMAT;
337 else if ( m_EditRate == EditRate_25 )
339 if ( m_SampleRate != EditRate_50 )
341 DefaultLogSink().Error("EditRate and SampleRate not correct for 25/50 stereoscopic essence.\n");
342 return RESULT_FORMAT;
345 else if ( m_EditRate == EditRate_30 )
347 if ( m_SampleRate != EditRate_60 )
349 DefaultLogSink().Error("EditRate and SampleRate not correct for 30/60 stereoscopic essence.\n");
350 return RESULT_FORMAT;
355 DefaultLogSink().Error("EditRate not correct for stereoscopic essence: %d/%d.\n",
356 m_EditRate.Numerator, m_EditRate.Denominator);
357 return RESULT_FORMAT;
362 DefaultLogSink().Error("'type' argument unexpected: %x\n", type);
366 result = MD_to_JP2K_PDesc(m_PDesc);
369 if( ASDCP_SUCCESS(result) )
370 result = InitMXFIndex();
372 if( ASDCP_SUCCESS(result) )
381 lh__Reader::ReadFrame(ui32_t FrameNum, JP2K::FrameBuffer& FrameBuf,
382 AESDecContext* Ctx, HMACContext* HMAC)
384 if ( ! m_File.IsOpen() )
388 return ReadEKLVFrame(FrameNum, FrameBuf, m_Dict->ul(MDD_JPEG2000Essence), Ctx, HMAC);
393 class ASDCP::JP2K::MXFReader::h__Reader : public lh__Reader
395 ASDCP_NO_COPY_CONSTRUCT(h__Reader);
399 h__Reader(const Dictionary& d) : lh__Reader(d) {}
404 //------------------------------------------------------------------------------------------
409 ASDCP::JP2K::FrameBuffer::Dump(FILE* stream, ui32_t dump_len) const
414 fprintf(stream, "Frame: %06u, %7u bytes", m_FrameNumber, m_Size);
419 Kumu::hexdump(m_Data, dump_len, stream);
423 //------------------------------------------------------------------------------------------
425 ASDCP::JP2K::MXFReader::MXFReader()
427 m_Reader = new h__Reader(DefaultCompositeDict());
431 ASDCP::JP2K::MXFReader::~MXFReader()
435 // Open the file for reading. The file must exist. Returns error if the
436 // operation cannot be completed.
438 ASDCP::JP2K::MXFReader::OpenRead(const char* filename) const
440 return m_Reader->OpenRead(filename, ASDCP::ESS_JPEG_2000);
445 ASDCP::JP2K::MXFReader::ReadFrame(ui32_t FrameNum, FrameBuffer& FrameBuf,
446 AESDecContext* Ctx, HMACContext* HMAC) const
448 if ( m_Reader && m_Reader->m_File.IsOpen() )
449 return m_Reader->ReadFrame(FrameNum, FrameBuf, Ctx, HMAC);
455 // Fill the struct with the values from the file's header.
456 // Returns RESULT_INIT if the file is not open.
458 ASDCP::JP2K::MXFReader::FillPictureDescriptor(PictureDescriptor& PDesc) const
460 if ( m_Reader && m_Reader->m_File.IsOpen() )
462 PDesc = m_Reader->m_PDesc;
470 // Fill the struct with the values from the file's header.
471 // Returns RESULT_INIT if the file is not open.
473 ASDCP::JP2K::MXFReader::FillWriterInfo(WriterInfo& Info) const
475 if ( m_Reader && m_Reader->m_File.IsOpen() )
477 Info = m_Reader->m_Info;
486 ASDCP::JP2K::MXFReader::DumpHeaderMetadata(FILE* stream) const
488 if ( m_Reader->m_File.IsOpen() )
489 m_Reader->m_HeaderPart.Dump(stream);
495 ASDCP::JP2K::MXFReader::DumpIndex(FILE* stream) const
497 if ( m_Reader->m_File.IsOpen() )
498 m_Reader->m_FooterPart.Dump(stream);
502 //------------------------------------------------------------------------------------------
505 class ASDCP::JP2K::MXFSReader::h__SReader : public lh__Reader
507 ui32_t m_StereoFrameReady;
510 h__SReader(const Dictionary& d) : lh__Reader(d), m_StereoFrameReady(0xffffffff) {}
513 Result_t ReadFrame(ui32_t FrameNum, StereoscopicPhase_t phase, FrameBuffer& FrameBuf,
514 AESDecContext* Ctx, HMACContext* HMAC)
516 // look up frame index node
517 IndexTableSegment::IndexEntry TmpEntry;
519 if ( ASDCP_FAILURE(m_FooterPart.Lookup(FrameNum, TmpEntry)) )
521 DefaultLogSink().Error("Frame value out of range: %u\n", FrameNum);
525 // get frame position
526 Kumu::fpos_t FilePosition = m_EssenceStart + TmpEntry.StreamOffset;
527 Result_t result = RESULT_OK;
529 if ( phase == SP_LEFT )
531 if ( FilePosition != m_LastPosition )
533 m_LastPosition = FilePosition;
534 result = m_File.Seek(FilePosition);
537 // the call to ReadEKLVPacket() will leave the file on an R frame
538 m_StereoFrameReady = FrameNum;
540 else if ( phase == SP_RIGHT )
542 if ( m_StereoFrameReady != FrameNum )
544 // the file is not already positioned, we must do some work
545 // seek to the companion SP_LEFT frame and read the frame's key and length
546 if ( FilePosition != m_LastPosition )
548 m_LastPosition = FilePosition;
549 result = m_File.Seek(FilePosition);
553 result = Reader.ReadKLFromFile(m_File);
555 if ( ASDCP_SUCCESS(result) )
557 // skip over the companion SP_LEFT frame
558 Kumu::fpos_t new_pos = FilePosition + SMPTE_UL_LENGTH + Reader.KLLength() + Reader.Length();
559 result = m_File.Seek(new_pos);
563 // the call to ReadEKLVPacket() will leave the file not on an R frame
564 m_StereoFrameReady = 0xffffffff;
568 DefaultLogSink().Error("Unexpected stereoscopic phase value: %u\n", phase);
572 if( ASDCP_SUCCESS(result) )
574 ui32_t SequenceNum = FrameNum * 2;
575 SequenceNum += ( phase == SP_RIGHT ) ? 2 : 1;
577 result = ReadEKLVPacket(FrameNum, SequenceNum, FrameBuf, m_Dict->ul(MDD_JPEG2000Essence), Ctx, HMAC);
586 ASDCP::JP2K::MXFSReader::MXFSReader()
588 m_Reader = new h__SReader(DefaultCompositeDict());
592 ASDCP::JP2K::MXFSReader::~MXFSReader()
596 // Open the file for reading. The file must exist. Returns error if the
597 // operation cannot be completed.
599 ASDCP::JP2K::MXFSReader::OpenRead(const char* filename) const
601 return m_Reader->OpenRead(filename, ASDCP::ESS_JPEG_2000_S);
606 ASDCP::JP2K::MXFSReader::ReadFrame(ui32_t FrameNum, SFrameBuffer& FrameBuf, AESDecContext* Ctx, HMACContext* HMAC) const
608 Result_t result = RESULT_INIT;
610 if ( m_Reader && m_Reader->m_File.IsOpen() )
612 result = m_Reader->ReadFrame(FrameNum, SP_LEFT, FrameBuf.Left, Ctx, HMAC);
614 if ( ASDCP_SUCCESS(result) )
615 result = m_Reader->ReadFrame(FrameNum, SP_RIGHT, FrameBuf.Right, Ctx, HMAC);
623 ASDCP::JP2K::MXFSReader::ReadFrame(ui32_t FrameNum, StereoscopicPhase_t phase, FrameBuffer& FrameBuf,
624 AESDecContext* Ctx, HMACContext* HMAC) const
626 if ( m_Reader && m_Reader->m_File.IsOpen() )
627 return m_Reader->ReadFrame(FrameNum, phase, FrameBuf, Ctx, HMAC);
632 // Fill the struct with the values from the file's header.
633 // Returns RESULT_INIT if the file is not open.
635 ASDCP::JP2K::MXFSReader::FillPictureDescriptor(PictureDescriptor& PDesc) const
637 if ( m_Reader && m_Reader->m_File.IsOpen() )
639 PDesc = m_Reader->m_PDesc;
647 // Fill the struct with the values from the file's header.
648 // Returns RESULT_INIT if the file is not open.
650 ASDCP::JP2K::MXFSReader::FillWriterInfo(WriterInfo& Info) const
652 if ( m_Reader && m_Reader->m_File.IsOpen() )
654 Info = m_Reader->m_Info;
663 ASDCP::JP2K::MXFSReader::DumpHeaderMetadata(FILE* stream) const
665 if ( m_Reader->m_File.IsOpen() )
666 m_Reader->m_HeaderPart.Dump(stream);
672 ASDCP::JP2K::MXFSReader::DumpIndex(FILE* stream) const
674 if ( m_Reader->m_File.IsOpen() )
675 m_Reader->m_FooterPart.Dump(stream);
678 //------------------------------------------------------------------------------------------
682 class lh__Writer : public ASDCP::h__Writer
684 ASDCP_NO_COPY_CONSTRUCT(lh__Writer);
687 JPEG2000PictureSubDescriptor* m_EssenceSubDescriptor;
690 PictureDescriptor m_PDesc;
691 byte_t m_EssenceUL[SMPTE_UL_LENGTH];
693 lh__Writer(const Dictionary& d) : ASDCP::h__Writer(d), m_EssenceSubDescriptor(0) {
694 memset(m_EssenceUL, 0, SMPTE_UL_LENGTH);
699 Result_t OpenWrite(const char*, EssenceType_t type, ui32_t HeaderSize);
700 Result_t SetSourceStream(const PictureDescriptor&, const std::string& label,
701 ASDCP::Rational LocalEditRate = ASDCP::Rational(0,0));
702 Result_t WriteFrame(const JP2K::FrameBuffer&, bool add_index, AESEncContext*, HMACContext*);
704 Result_t JP2K_PDesc_to_MD(JP2K::PictureDescriptor& PDesc);
707 const int VideoLineMapSize = 16; // See SMPTE 377M D.2.1
708 const int PixelLayoutSize = 8*2; // See SMPTE 377M D.2.3
709 static const byte_t s_PixelLayoutXYZ[PixelLayoutSize] = { 0xd8, 0x0c, 0xd9, 0x0c, 0xda, 0x0c, 0x00 };
713 lh__Writer::JP2K_PDesc_to_MD(JP2K::PictureDescriptor& PDesc)
715 assert(m_EssenceDescriptor);
716 assert(m_EssenceSubDescriptor);
717 MXF::RGBAEssenceDescriptor* PDescObj = (MXF::RGBAEssenceDescriptor*)m_EssenceDescriptor;
719 PDescObj->ContainerDuration = PDesc.ContainerDuration;
720 PDescObj->SampleRate = PDesc.EditRate;
721 PDescObj->FrameLayout = 0;
722 PDescObj->StoredWidth = PDesc.StoredWidth;
723 PDescObj->StoredHeight = PDesc.StoredHeight;
724 PDescObj->AspectRatio = PDesc.AspectRatio;
726 // if ( m_Info.LabelSetType == LS_MXF_SMPTE )
728 // PictureEssenceCoding UL =
729 // Video Line Map ui32_t[VideoLineMapSize] = { 2, 4, 0, 0 }
731 // ComponentMaxRef ui32_t = 4095
732 // ComponentMinRef ui32_t = 0
733 // PixelLayout byte_t[PixelLayoutSize] = s_PixelLayoutXYZ
737 if ( PDesc.StoredWidth < 2049 )
739 PDescObj->PictureEssenceCoding.Set(m_Dict->ul(MDD_JP2KEssenceCompression_2K));
740 m_EssenceSubDescriptor->Rsize = 3;
744 PDescObj->PictureEssenceCoding.Set(m_Dict->ul(MDD_JP2KEssenceCompression_4K));
745 m_EssenceSubDescriptor->Rsize = 4;
748 m_EssenceSubDescriptor->Xsize = PDesc.Xsize;
749 m_EssenceSubDescriptor->Ysize = PDesc.Ysize;
750 m_EssenceSubDescriptor->XOsize = PDesc.XOsize;
751 m_EssenceSubDescriptor->YOsize = PDesc.YOsize;
752 m_EssenceSubDescriptor->XTsize = PDesc.XTsize;
753 m_EssenceSubDescriptor->YTsize = PDesc.YTsize;
754 m_EssenceSubDescriptor->XTOsize = PDesc.XTOsize;
755 m_EssenceSubDescriptor->YTOsize = PDesc.YTOsize;
756 m_EssenceSubDescriptor->Csize = PDesc.Csize;
758 const ui32_t tmp_buffer_len = 1024;
759 byte_t tmp_buffer[tmp_buffer_len];
761 *(ui32_t*)tmp_buffer = KM_i32_BE(MaxComponents); // three components
762 *(ui32_t*)(tmp_buffer+4) = KM_i32_BE(sizeof(ASDCP::JP2K::ImageComponent_t));
763 memcpy(tmp_buffer + 8, &PDesc.ImageComponents, sizeof(ASDCP::JP2K::ImageComponent_t) * MaxComponents);
765 const ui32_t pcomp_size = (sizeof(int) * 2) + (sizeof(ASDCP::JP2K::ImageComponent_t) * MaxComponents);
766 memcpy(m_EssenceSubDescriptor->PictureComponentSizing.Data(), tmp_buffer, pcomp_size);
767 m_EssenceSubDescriptor->PictureComponentSizing.Length(pcomp_size);
769 ui32_t precinct_set_size = 0, i;
770 for ( i = 0; PDesc.CodingStyleDefault.SPcod.PrecinctSize[i] != 0 && i < MaxPrecincts; i++ )
773 ui32_t csd_size = sizeof(CodingStyleDefault_t) - MaxPrecincts + precinct_set_size;
774 memcpy(m_EssenceSubDescriptor->CodingStyleDefault.Data(), &PDesc.CodingStyleDefault, csd_size);
775 m_EssenceSubDescriptor->CodingStyleDefault.Length(csd_size);
777 ui32_t qdflt_size = PDesc.QuantizationDefault.SPqcdLength + 1;
778 memcpy(m_EssenceSubDescriptor->QuantizationDefault.Data(), &PDesc.QuantizationDefault, qdflt_size);
779 m_EssenceSubDescriptor->QuantizationDefault.Length(qdflt_size);
785 // Open the file for writing. The file must not exist. Returns error if
786 // the operation cannot be completed.
788 lh__Writer::OpenWrite(const char* filename, EssenceType_t type, ui32_t HeaderSize)
790 if ( ! m_State.Test_BEGIN() )
793 Result_t result = m_File.OpenWrite(filename);
795 if ( ASDCP_SUCCESS(result) )
797 m_HeaderSize = HeaderSize;
798 RGBAEssenceDescriptor* tmp_rgba = new RGBAEssenceDescriptor(m_Dict);
799 tmp_rgba->ComponentMaxRef = 4095;
800 tmp_rgba->ComponentMinRef = 0;
802 m_EssenceDescriptor = tmp_rgba;
803 m_EssenceSubDescriptor = new JPEG2000PictureSubDescriptor(m_Dict);
804 m_EssenceSubDescriptorList.push_back((InterchangeObject*)m_EssenceSubDescriptor);
806 GenRandomValue(m_EssenceSubDescriptor->InstanceUID);
807 m_EssenceDescriptor->SubDescriptors.push_back(m_EssenceSubDescriptor->InstanceUID);
809 if ( type == ASDCP::ESS_JPEG_2000_S && m_Info.LabelSetType == LS_MXF_SMPTE )
811 InterchangeObject* StereoSubDesc = new StereoscopicPictureSubDescriptor(m_Dict);
812 m_EssenceSubDescriptorList.push_back(StereoSubDesc);
813 GenRandomValue(StereoSubDesc->InstanceUID);
814 m_EssenceDescriptor->SubDescriptors.push_back(StereoSubDesc->InstanceUID);
817 result = m_State.Goto_INIT();
823 // Automatically sets the MXF file's metadata from the first jpeg codestream stream.
825 lh__Writer::SetSourceStream(const PictureDescriptor& PDesc, const std::string& label, ASDCP::Rational LocalEditRate)
828 if ( ! m_State.Test_INIT() )
831 if ( LocalEditRate == ASDCP::Rational(0,0) )
832 LocalEditRate = PDesc.EditRate;
835 Result_t result = JP2K_PDesc_to_MD(m_PDesc);
837 if ( ASDCP_SUCCESS(result) )
839 memcpy(m_EssenceUL, m_Dict->ul(MDD_JPEG2000Essence), SMPTE_UL_LENGTH);
840 m_EssenceUL[SMPTE_UL_LENGTH-1] = 1; // first (and only) essence container
841 result = m_State.Goto_READY();
844 if ( ASDCP_SUCCESS(result) )
846 ui32_t TCFrameRate = ( m_PDesc.EditRate == EditRate_23_98 ) ? 24 : m_PDesc.EditRate.Numerator;
848 result = WriteMXFHeader(label, UL(m_Dict->ul(MDD_JPEG_2000Wrapping)),
849 PICT_DEF_LABEL, UL(m_EssenceUL), UL(m_Dict->ul(MDD_PictureDataDef)),
850 LocalEditRate, TCFrameRate);
856 // Writes a frame of essence to the MXF file. If the optional AESEncContext
857 // argument is present, the essence is encrypted prior to writing.
858 // Fails if the file is not open, is finalized, or an operating system
862 lh__Writer::WriteFrame(const JP2K::FrameBuffer& FrameBuf, bool add_index,
863 AESEncContext* Ctx, HMACContext* HMAC)
865 Result_t result = RESULT_OK;
867 if ( m_State.Test_READY() )
868 result = m_State.Goto_RUNNING(); // first time through
870 ui64_t StreamOffset = m_StreamOffset;
872 if ( ASDCP_SUCCESS(result) )
873 result = WriteEKLVPacket(FrameBuf, m_EssenceUL, Ctx, HMAC);
875 if ( ASDCP_SUCCESS(result) && add_index )
877 IndexTableSegment::IndexEntry Entry;
878 Entry.StreamOffset = StreamOffset;
879 m_FooterPart.PushIndexEntry(Entry);
887 // Closes the MXF file, writing the index and other closing information.
890 lh__Writer::Finalize()
892 if ( ! m_State.Test_RUNNING() )
895 m_State.Goto_FINAL();
897 return WriteMXFFooter();
902 class ASDCP::JP2K::MXFWriter::h__Writer : public lh__Writer
904 ASDCP_NO_COPY_CONSTRUCT(h__Writer);
908 h__Writer(const Dictionary& d) : lh__Writer(d) {}
912 //------------------------------------------------------------------------------------------
916 ASDCP::JP2K::MXFWriter::MXFWriter()
920 ASDCP::JP2K::MXFWriter::~MXFWriter()
925 // Open the file for writing. The file must not exist. Returns error if
926 // the operation cannot be completed.
928 ASDCP::JP2K::MXFWriter::OpenWrite(const char* filename, const WriterInfo& Info,
929 const PictureDescriptor& PDesc, ui32_t HeaderSize)
931 if ( Info.LabelSetType == LS_MXF_SMPTE )
932 m_Writer = new h__Writer(DefaultSMPTEDict());
934 m_Writer = new h__Writer(DefaultInteropDict());
936 m_Writer->m_Info = Info;
938 Result_t result = m_Writer->OpenWrite(filename, ASDCP::ESS_JPEG_2000, HeaderSize);
940 if ( ASDCP_SUCCESS(result) )
941 result = m_Writer->SetSourceStream(PDesc, JP2K_PACKAGE_LABEL);
943 if ( ASDCP_FAILURE(result) )
950 // Writes a frame of essence to the MXF file. If the optional AESEncContext
951 // argument is present, the essence is encrypted prior to writing.
952 // Fails if the file is not open, is finalized, or an operating system
955 ASDCP::JP2K::MXFWriter::WriteFrame(const FrameBuffer& FrameBuf, AESEncContext* Ctx, HMACContext* HMAC)
957 if ( m_Writer.empty() )
960 return m_Writer->WriteFrame(FrameBuf, true, Ctx, HMAC);
963 // Closes the MXF file, writing the index and other closing information.
965 ASDCP::JP2K::MXFWriter::Finalize()
967 if ( m_Writer.empty() )
970 return m_Writer->Finalize();
974 //------------------------------------------------------------------------------------------
978 class ASDCP::JP2K::MXFSWriter::h__SWriter : public lh__Writer
980 ASDCP_NO_COPY_CONSTRUCT(h__SWriter);
982 StereoscopicPhase_t m_NextPhase;
985 h__SWriter(const Dictionary& d) : lh__Writer(d), m_NextPhase(SP_LEFT) {}
988 Result_t WriteFrame(const FrameBuffer& FrameBuf, StereoscopicPhase_t phase,
989 AESEncContext* Ctx, HMACContext* HMAC)
991 if ( m_NextPhase != phase )
992 return RESULT_SPHASE;
994 if ( phase == SP_LEFT )
996 m_NextPhase = SP_RIGHT;
997 return lh__Writer::WriteFrame(FrameBuf, true, Ctx, HMAC);
1000 m_NextPhase = SP_LEFT;
1001 return lh__Writer::WriteFrame(FrameBuf, false, Ctx, HMAC);
1007 if ( m_NextPhase != SP_LEFT )
1008 return RESULT_SPHASE;
1010 assert( m_FramesWritten % 2 == 0 );
1011 m_FramesWritten /= 2;
1012 return lh__Writer::Finalize();
1018 ASDCP::JP2K::MXFSWriter::MXFSWriter()
1022 ASDCP::JP2K::MXFSWriter::~MXFSWriter()
1027 // Open the file for writing. The file must not exist. Returns error if
1028 // the operation cannot be completed.
1030 ASDCP::JP2K::MXFSWriter::OpenWrite(const char* filename, const WriterInfo& Info,
1031 const PictureDescriptor& PDesc, ui32_t HeaderSize)
1033 if ( Info.LabelSetType == LS_MXF_SMPTE )
1034 m_Writer = new h__SWriter(DefaultSMPTEDict());
1036 m_Writer = new h__SWriter(DefaultInteropDict());
1038 if ( PDesc.EditRate != ASDCP::EditRate_24
1039 && PDesc.EditRate != ASDCP::EditRate_25
1040 && PDesc.EditRate != ASDCP::EditRate_30 )
1042 DefaultLogSink().Error("Stereoscopic wrapping requires 24, 25 or 30 fps input streams.\n");
1043 return RESULT_FORMAT;
1046 if ( PDesc.StoredWidth > 2048 )
1047 DefaultLogSink().Warn("Wrapping non-standard 4K stereoscopic content. I hope you know what you are doing!\n");
1049 m_Writer->m_Info = Info;
1051 Result_t result = m_Writer->OpenWrite(filename, ASDCP::ESS_JPEG_2000_S, HeaderSize);
1053 if ( ASDCP_SUCCESS(result) )
1055 PictureDescriptor TmpPDesc = PDesc;
1057 if ( PDesc.EditRate == ASDCP::EditRate_24 )
1058 TmpPDesc.EditRate = ASDCP::EditRate_48;
1060 else if ( PDesc.EditRate == ASDCP::EditRate_25 )
1061 TmpPDesc.EditRate = ASDCP::EditRate_50;
1063 else if ( PDesc.EditRate == ASDCP::EditRate_30 )
1064 TmpPDesc.EditRate = ASDCP::EditRate_60;
1066 result = m_Writer->SetSourceStream(TmpPDesc, JP2K_S_PACKAGE_LABEL, PDesc.EditRate);
1069 if ( ASDCP_FAILURE(result) )
1076 ASDCP::JP2K::MXFSWriter::WriteFrame(const SFrameBuffer& FrameBuf, AESEncContext* Ctx, HMACContext* HMAC)
1078 if ( m_Writer.empty() )
1081 Result_t result = m_Writer->WriteFrame(FrameBuf.Left, SP_LEFT, Ctx, HMAC);
1083 if ( ASDCP_SUCCESS(result) )
1084 result = m_Writer->WriteFrame(FrameBuf.Right, SP_RIGHT, Ctx, HMAC);
1089 // Writes a frame of essence to the MXF file. If the optional AESEncContext
1090 // argument is present, the essence is encrypted prior to writing.
1091 // Fails if the file is not open, is finalized, or an operating system
1094 ASDCP::JP2K::MXFSWriter::WriteFrame(const FrameBuffer& FrameBuf, StereoscopicPhase_t phase,
1095 AESEncContext* Ctx, HMACContext* HMAC)
1097 if ( m_Writer.empty() )
1100 return m_Writer->WriteFrame(FrameBuf, phase, Ctx, HMAC);
1103 // Closes the MXF file, writing the index and other closing information.
1105 ASDCP::JP2K::MXFSWriter::Finalize()
1107 if ( m_Writer.empty() )
1110 return m_Writer->Finalize();
1114 // end AS_DCP_JP2K.cpp