/* Copyright (c) 2004-2006, John Hurst 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. 3. The name of the author may not be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. */ /*! \file AS_DCP_JP2k.cpp \version $Id$ \brief AS-DCP library, JPEG 2000 essence reader and writer implementation */ #include "AS_DCP_internal.h" //------------------------------------------------------------------------------------------ static std::string JP2K_PACKAGE_LABEL = "File Package: SMPTE 429-4 frame wrapping of JPEG 2000 codestreams"; static std::string PICT_DEF_LABEL = "Picture Track"; // void ASDCP::JP2K::PictureDescriptorDump(const PictureDescriptor& PDesc, FILE* stream) { if ( stream == 0 ) stream = stderr; fprintf(stream, "\ AspectRatio: %d/%d\n\ EditRate: %d/%d\n\ StoredWidth: %u\n\ StoredHeight: %u\n\ Rsize: %u\n\ Xsize: %u\n\ Ysize: %u\n\ XOsize: %u\n\ YOsize: %u\n\ XTsize: %u\n\ YTsize: %u\n\ XTOsize: %u\n\ YTOsize: %u\n\ ContainerDuration: %u\n", PDesc.AspectRatio.Numerator ,PDesc.AspectRatio.Denominator, PDesc.EditRate.Numerator ,PDesc.EditRate.Denominator, PDesc.StoredWidth, PDesc.StoredHeight, PDesc.Rsize, PDesc.Xsize, PDesc.Ysize, PDesc.XOsize, PDesc.YOsize, PDesc.XTsize, PDesc.YTsize, PDesc.XTOsize, PDesc.YTOsize, PDesc.ContainerDuration ); fprintf(stream, "Color Components:\n"); for ( ui32_t i = 0; i < PDesc.Csize; i++ ) { fprintf(stream, " %u.%u.%u\n", PDesc.ImageComponents[i].Ssize, PDesc.ImageComponents[i].XRsize, PDesc.ImageComponents[i].YRsize ); } const ui32_t tmp_buf_len = 256; char tmp_buf[tmp_buf_len]; if ( PDesc.CodingStyleLength ) fprintf(stream, "Default Coding (%u): %s\n", PDesc.CodingStyleLength, Kumu::bin2hex(PDesc.CodingStyle, PDesc.CodingStyleLength, tmp_buf, tmp_buf_len) ); if ( PDesc.QuantDefaultLength ) fprintf(stream, "Quantization Default (%u): %s\n", PDesc.QuantDefaultLength, Kumu::bin2hex(PDesc.QuantDefault, PDesc.QuantDefaultLength, tmp_buf, tmp_buf_len) ); } //------------------------------------------------------------------------------------------ // // hidden, internal implementation of JPEG 2000 reader class ASDCP::JP2K::MXFReader::h__Reader : public ASDCP::h__Reader { RGBAEssenceDescriptor* m_EssenceDescriptor; JPEG2000PictureSubDescriptor* m_EssenceSubDescriptor; ASDCP_NO_COPY_CONSTRUCT(h__Reader); public: PictureDescriptor m_PDesc; // codestream parameter list h__Reader() : m_EssenceDescriptor(0), m_EssenceSubDescriptor(0) {} Result_t OpenRead(const char*); Result_t ReadFrame(ui32_t, FrameBuffer&, AESDecContext*, HMACContext*); Result_t ReadFrameGOPStart(ui32_t, FrameBuffer&, AESDecContext*, HMACContext*); Result_t MD_to_JP2K_PDesc(JP2K::PictureDescriptor& PDesc); }; // ASDCP::Result_t ASDCP::JP2K::MXFReader::h__Reader::MD_to_JP2K_PDesc(JP2K::PictureDescriptor& PDesc) { memset(&PDesc, 0, sizeof(PDesc)); MXF::RGBAEssenceDescriptor* PDescObj = (MXF::RGBAEssenceDescriptor*)m_EssenceDescriptor; PDesc.EditRate = PDescObj->SampleRate; PDesc.ContainerDuration = PDescObj->ContainerDuration; PDesc.StoredWidth = PDescObj->StoredWidth; PDesc.StoredHeight = PDescObj->StoredHeight; PDesc.AspectRatio = PDescObj->AspectRatio; if ( m_EssenceSubDescriptor != 0 ) { PDesc.Rsize = m_EssenceSubDescriptor->Rsize; PDesc.Xsize = m_EssenceSubDescriptor->Xsize; PDesc.Ysize = m_EssenceSubDescriptor->Ysize; PDesc.XOsize = m_EssenceSubDescriptor->XOsize; PDesc.YOsize = m_EssenceSubDescriptor->YOsize; PDesc.XTsize = m_EssenceSubDescriptor->XTsize; PDesc.YTsize = m_EssenceSubDescriptor->YTsize; PDesc.XTOsize = m_EssenceSubDescriptor->XTOsize; PDesc.YTOsize = m_EssenceSubDescriptor->YTOsize; PDesc.Csize = m_EssenceSubDescriptor->Csize; // PictureComponentSizing ui32_t tmp_size = m_EssenceSubDescriptor->PictureComponentSizing.Length(); if ( tmp_size == 17 ) // ( 2 * sizeof(ui32_t) ) + 3 components * 3 byte each memcpy(&PDesc.ImageComponents, m_EssenceSubDescriptor->PictureComponentSizing.RoData() + 8, tmp_size - 8); else DefaultLogSink().Error("Unexpected PictureComponentSizing size: %u, should be 17\n", tmp_size); // CodingStyleDefault if ( ( PDesc.CodingStyleLength = m_EssenceSubDescriptor->CodingStyleDefault.Length() ) != 0 ) memcpy(PDesc.CodingStyle, m_EssenceSubDescriptor->CodingStyleDefault.RoData(), PDesc.CodingStyleLength); // QuantizationDefault if ( ( PDesc.QuantDefaultLength = m_EssenceSubDescriptor->QuantizationDefault.Length() ) != 0 ) memcpy(PDesc.QuantDefault, m_EssenceSubDescriptor->QuantizationDefault.RoData(), PDesc.QuantDefaultLength); } return RESULT_OK; } // // ASDCP::Result_t ASDCP::JP2K::MXFReader::h__Reader::OpenRead(const char* filename) { Result_t result = OpenMXFRead(filename); if( ASDCP_SUCCESS(result) ) { if ( m_EssenceDescriptor == 0 ) { m_HeaderPart.GetMDObjectByType(OBJ_TYPE_ARGS(RGBAEssenceDescriptor), (InterchangeObject**)&m_EssenceDescriptor); m_HeaderPart.GetMDObjectByType(OBJ_TYPE_ARGS(JPEG2000PictureSubDescriptor), (InterchangeObject**)&m_EssenceSubDescriptor); } result = MD_to_JP2K_PDesc(m_PDesc); } if( ASDCP_SUCCESS(result) ) result = InitMXFIndex(); if( ASDCP_SUCCESS(result) ) result = InitInfo(); return result; } // // ASDCP::Result_t ASDCP::JP2K::MXFReader::h__Reader::ReadFrame(ui32_t FrameNum, FrameBuffer& FrameBuf, AESDecContext* Ctx, HMACContext* HMAC) { if ( ! m_File.IsOpen() ) return RESULT_INIT; return ReadEKLVPacket(FrameNum, FrameBuf, Dict::ul(MDD_JPEG2000Essence), Ctx, HMAC); } //------------------------------------------------------------------------------------------ // void ASDCP::JP2K::FrameBuffer::Dump(FILE* stream, ui32_t dump_len) const { if ( stream == 0 ) stream = stderr; fprintf(stream, "Frame: %06u, %7u bytes", m_FrameNumber, m_Size); fputc('\n', stream); if ( dump_len > 0 ) Kumu::hexdump(m_Data, dump_len, stream); } //------------------------------------------------------------------------------------------ ASDCP::JP2K::MXFReader::MXFReader() { m_Reader = new h__Reader; } ASDCP::JP2K::MXFReader::~MXFReader() { } // Open the file for reading. The file must exist. Returns error if the // operation cannot be completed. ASDCP::Result_t ASDCP::JP2K::MXFReader::OpenRead(const char* filename) const { return m_Reader->OpenRead(filename); } // ASDCP::Result_t ASDCP::JP2K::MXFReader::ReadFrame(ui32_t FrameNum, FrameBuffer& FrameBuf, AESDecContext* Ctx, HMACContext* HMAC) const { if ( m_Reader && m_Reader->m_File.IsOpen() ) return m_Reader->ReadFrame(FrameNum, FrameBuf, Ctx, HMAC); return RESULT_INIT; } // Fill the struct with the values from the file's header. // Returns RESULT_INIT if the file is not open. ASDCP::Result_t ASDCP::JP2K::MXFReader::FillPictureDescriptor(PictureDescriptor& PDesc) const { if ( m_Reader && m_Reader->m_File.IsOpen() ) { PDesc = m_Reader->m_PDesc; return RESULT_OK; } return RESULT_INIT; } // Fill the struct with the values from the file's header. // Returns RESULT_INIT if the file is not open. ASDCP::Result_t ASDCP::JP2K::MXFReader::FillWriterInfo(WriterInfo& Info) const { if ( m_Reader && m_Reader->m_File.IsOpen() ) { Info = m_Reader->m_Info; return RESULT_OK; } return RESULT_INIT; } // void ASDCP::JP2K::MXFReader::DumpHeaderMetadata(FILE* stream) const { if ( m_Reader->m_File.IsOpen() ) m_Reader->m_HeaderPart.Dump(stream); } // void ASDCP::JP2K::MXFReader::DumpIndex(FILE* stream) const { if ( m_Reader->m_File.IsOpen() ) m_Reader->m_FooterPart.Dump(stream); } //------------------------------------------------------------------------------------------ // class ASDCP::JP2K::MXFWriter::h__Writer : public ASDCP::h__Writer { JPEG2000PictureSubDescriptor* m_EssenceSubDescriptor; public: PictureDescriptor m_PDesc; byte_t m_EssenceUL[SMPTE_UL_LENGTH]; ASDCP_NO_COPY_CONSTRUCT(h__Writer); h__Writer() : m_EssenceSubDescriptor(0) { memset(m_EssenceUL, 0, SMPTE_UL_LENGTH); } ~h__Writer(){} Result_t OpenWrite(const char*, ui32_t HeaderSize); Result_t SetSourceStream(const PictureDescriptor&); Result_t WriteFrame(const FrameBuffer&, AESEncContext* = 0, HMACContext* = 0); Result_t Finalize(); Result_t JP2K_PDesc_to_MD(JP2K::PictureDescriptor& PDesc); }; // ASDCP::Result_t ASDCP::JP2K::MXFWriter::h__Writer::JP2K_PDesc_to_MD(JP2K::PictureDescriptor& PDesc) { assert(m_EssenceDescriptor); assert(m_EssenceSubDescriptor); MXF::RGBAEssenceDescriptor* PDescObj = (MXF::RGBAEssenceDescriptor*)m_EssenceDescriptor; PDescObj->Codec.Set(Dict::ul(MDD_JP2KEssenceCompression)); PDescObj->SampleRate = PDesc.EditRate; PDescObj->ContainerDuration = PDesc.ContainerDuration; PDescObj->StoredWidth = PDesc.StoredWidth; PDescObj->StoredHeight = PDesc.StoredHeight; PDescObj->AspectRatio = PDesc.AspectRatio; PDescObj->FrameLayout = 0; m_EssenceSubDescriptor->Rsize = PDesc.Rsize; m_EssenceSubDescriptor->Xsize = PDesc.Xsize; m_EssenceSubDescriptor->Ysize = PDesc.Ysize; m_EssenceSubDescriptor->XOsize = PDesc.XOsize; m_EssenceSubDescriptor->YOsize = PDesc.YOsize; m_EssenceSubDescriptor->XTsize = PDesc.XTsize; m_EssenceSubDescriptor->YTsize = PDesc.YTsize; m_EssenceSubDescriptor->XTOsize = PDesc.XTOsize; m_EssenceSubDescriptor->YTOsize = PDesc.YTOsize; m_EssenceSubDescriptor->Csize = PDesc.Csize; const ui32_t tmp_buffer_len = 64; byte_t tmp_buffer[tmp_buffer_len]; *(ui32_t*)tmp_buffer = KM_i32_BE(3L); // three components *(ui32_t*)(tmp_buffer+4) = KM_i32_BE(3L); memcpy(tmp_buffer + 8, &PDesc.ImageComponents, sizeof(ASDCP::JP2K::ImageComponent) * 3L); memcpy(m_EssenceSubDescriptor->PictureComponentSizing.Data(), tmp_buffer, 17); m_EssenceSubDescriptor->PictureComponentSizing.Length(17); memcpy(m_EssenceSubDescriptor->CodingStyleDefault.Data(), PDesc.CodingStyle, PDesc.CodingStyleLength); m_EssenceSubDescriptor->CodingStyleDefault.Length(PDesc.CodingStyleLength); memcpy(m_EssenceSubDescriptor->QuantizationDefault.Data(), PDesc.QuantDefault, PDesc.QuantDefaultLength); m_EssenceSubDescriptor->QuantizationDefault.Length(PDesc.QuantDefaultLength); return RESULT_OK; } // Open the file for writing. The file must not exist. Returns error if // the operation cannot be completed. ASDCP::Result_t ASDCP::JP2K::MXFWriter::h__Writer::OpenWrite(const char* filename, ui32_t HeaderSize) { if ( ! m_State.Test_BEGIN() ) return RESULT_STATE; Result_t result = m_File.OpenWrite(filename); if ( ASDCP_SUCCESS(result) ) { m_HeaderSize = HeaderSize; m_EssenceDescriptor = new RGBAEssenceDescriptor; m_EssenceSubDescriptor = new JPEG2000PictureSubDescriptor; m_EssenceSubDescriptorList.push_back((FileDescriptor*)m_EssenceSubDescriptor); m_EssenceDescriptor->SubDescriptors.push_back(m_EssenceSubDescriptor->InstanceUID); result = m_State.Goto_INIT(); } return result; } // Automatically sets the MXF file's metadata from the first jpeg codestream stream. ASDCP::Result_t ASDCP::JP2K::MXFWriter::h__Writer::SetSourceStream(const PictureDescriptor& PDesc) { if ( ! m_State.Test_INIT() ) return RESULT_STATE; m_PDesc = PDesc; Result_t result = JP2K_PDesc_to_MD(m_PDesc); if ( ASDCP_SUCCESS(result) ) result = WriteMXFHeader(JP2K_PACKAGE_LABEL, UL(Dict::ul(MDD_JPEG_2000Wrapping)), PICT_DEF_LABEL, UL(Dict::ul(MDD_PictureDataDef)), m_PDesc.EditRate, 24 /* TCFrameRate */); if ( ASDCP_SUCCESS(result) ) { memcpy(m_EssenceUL, Dict::ul(MDD_JPEG2000Essence), SMPTE_UL_LENGTH); m_EssenceUL[SMPTE_UL_LENGTH-1] = 1; // first (and only) essence container result = m_State.Goto_READY(); } return result; } // Writes a frame of essence to the MXF file. If the optional AESEncContext // argument is present, the essence is encrypted prior to writing. // Fails if the file is not open, is finalized, or an operating system // error occurs. // ASDCP::Result_t ASDCP::JP2K::MXFWriter::h__Writer::WriteFrame(const FrameBuffer& FrameBuf, AESEncContext* Ctx, HMACContext* HMAC) { Result_t result = RESULT_OK; if ( m_State.Test_READY() ) result = m_State.Goto_RUNNING(); // first time through IndexTableSegment::IndexEntry Entry; Entry.StreamOffset = m_StreamOffset; if ( ASDCP_SUCCESS(result) ) result = WriteEKLVPacket(FrameBuf, m_EssenceUL, Ctx, HMAC); if ( ASDCP_SUCCESS(result) ) { m_FooterPart.PushIndexEntry(Entry); m_FramesWritten++; } return result; } // Closes the MXF file, writing the index and other closing information. // ASDCP::Result_t ASDCP::JP2K::MXFWriter::h__Writer::Finalize() { if ( ! m_State.Test_RUNNING() ) return RESULT_STATE; m_State.Goto_FINAL(); return WriteMXFFooter(); } //------------------------------------------------------------------------------------------ ASDCP::JP2K::MXFWriter::MXFWriter() { } ASDCP::JP2K::MXFWriter::~MXFWriter() { } // Open the file for writing. The file must not exist. Returns error if // the operation cannot be completed. ASDCP::Result_t ASDCP::JP2K::MXFWriter::OpenWrite(const char* filename, const WriterInfo& Info, const PictureDescriptor& PDesc, ui32_t HeaderSize) { m_Writer = new h__Writer; Result_t result = m_Writer->OpenWrite(filename, HeaderSize); if ( ASDCP_SUCCESS(result) ) { m_Writer->m_Info = Info; result = m_Writer->SetSourceStream(PDesc); } if ( ASDCP_FAILURE(result) ) m_Writer.release(); return result; } // Writes a frame of essence to the MXF file. If the optional AESEncContext // argument is present, the essence is encrypted prior to writing. // Fails if the file is not open, is finalized, or an operating system // error occurs. ASDCP::Result_t ASDCP::JP2K::MXFWriter::WriteFrame(const FrameBuffer& FrameBuf, AESEncContext* Ctx, HMACContext* HMAC) { if ( m_Writer.empty() ) return RESULT_INIT; return m_Writer->WriteFrame(FrameBuf, Ctx, HMAC); } // Closes the MXF file, writing the index and other closing information. ASDCP::Result_t ASDCP::JP2K::MXFWriter::Finalize() { if ( m_Writer.empty() ) return RESULT_INIT; return m_Writer->Finalize(); } // // end AS_DCP_JP2K.cpp //