X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=README;h=3684f70933497a12d581c385a84562b50c3310fa;hb=b7f0b8f115baf56bdfbceef303e4528433ec6092;hp=2885d7820cd5a2c78fbb4a2cedac6a8c0b027c1d;hpb=deadc1bf01e8bc68905c7d33578ffb77b8317c8f;p=asdcplib.git diff --git a/README b/README index 2885d78..3684f70 100755 --- a/README +++ b/README @@ -60,31 +60,26 @@ is simple AS-DCP support. Build Instructions -GNU make is required to build asdcplib. The makefile will work -on win32 systems that have Cygwin and MSVC. Other win32 gmake -packages may or may not work depending upon the availability -of standard POSIX shell commands. You will need gcc to rebuild -the dep.make file. - -OpenSSL is also required. See http://www.openssl.org/ - -If you are building on win32 or a unix with no OpenSSL library -support, you will have to also obtain and build OpenSSL. Unpack -it into the same parent directory as asdcplib/, and rename (or make -a symlink to) the directory as 'openssl': - -myhost$ ls -l -total 1761 -drwxr-xr-x 1 jhurst None 0 Feb 3 16:37 asdcplib -drwxr-xr-x 56 jhurst None 0 Feb 2 16:35 openssl - -Expat is optionally required for writing Timed Text Track Files. See -http://expat.sourceforge.net/ - -To build, type 'make'. There are several test targets but you -need to assemble a set of test files to use them. - -I have tested this build on win32, Linux, OpenBSD and Darwin +On more-or-less POSIX systems (OS X, Linux, and BSD), GNU make is +required to build asdcplib. The same configure script will also +build this package on Windows machines with Cygwin and +MinGW installed. For those Windows users who would prefer to build +this natively, an "nmake" build file and instructions can be found +in the win32 subdirectory. + +OpenSSL is also required, version 0.9.8k is recommended. See +http://www.openssl.org/ for more information and download +instructions. + +Optional support for writing Timed Text Track Files is supported by +either Xerces-C or Expat. See http://xerces.apache.org/xerces-c/ or +http://expat.sourceforge.net/ for source and build instructions. + +To configure and build, type './configure' followed by 'make'. There +are several test targets on the POSIX side, but you need to assemble +a set of test files to use them. + +I have tested this build on win32, Linux, OpenBSD, and Darwin platforms. Others may work as well. @@ -109,13 +104,152 @@ blackwave - Write a WAVE file full of zeros, Used to make filler Documentation -Currently, the API documentation is mostly in AS_DCP.h. Read -that file for a detailed description of the library's capabilities. -Read asdcp-test.cpp for library usage examples. The command-line +The API documentation is mostly in AS_DCP.h. Read that file for +a detailed description of the library's capabilities. Read +asdcp-test.cpp for library usage examples. The command-line utilities all respond to -h. Change History + +2010.07.20 - bug fixes, v1.6.37 + o Fixed TimedTextResourceSubDescriptor UL value. + + +2010.06.16 - bug fixes, v1.6.36 + o Added support for new Edit Rates to asdcp-test.cpp. + o Expanded timed-text file reader in asdcp-test.cpp. + o Fixed large BER value encoding (plaintext) and decoding + (plaintext and ciphertext). This feature was introduced in + v1.5.31). + o Fixed AvgBps value for multi-channel Wave input. + + +2010.05.13 - bug fixes, enhancements, v1.6.34 + o ST 429-5 files have corrected ULs for DCTimedTextDescriptor and + GenericStream DataElement. Files made with previous versions of + the library are incompatible with this and future versions. + o Fixed File Package TrackNumber values. Thanks to Sankar. + o Added edit rate constants to AS_DCP.h (25, 30, 50, 60). + o Changed AudioDescriptor "SampelRate" element name to "EditRate" + to make it consistent with the other types. + o Now builds with XercesC 3.x. + o KM_memio.h has better const behavior. + o Fixed a bug in KM_memio.h string archiving. + + +2010.01.05 - bug fixes, enhancements, v1.5.32 + o Re-fixed swapped Interop and SMPTE OP Atom UL values. The swap + introduced in v1.5.31 was done in error. + o Added -z,-Z options to asdcp-test (j2c parameter checking) + o Reformed jp2k-test as j2c-test, added help and list processing, + added to standard install target. + + +2009.12.31 - bug fixes, enhancements, v1.5.31 + o Fixed swapped Interop and SMPTE OP Atom UL values. + o Added get_BER_length_for_value() subroutine. + o Modified ASDCP::h__Writer::WriteEKLVPacket() to allow larger BER + lengths for KLV packets larger than 16 MB. This was required to + support large font files in the SMPTE 429-5 implementation. + + +2009.11.06 - bug fixes, enhancements, v1.5.29 + o Fixed a bug that could cause HMAC values to be incorrectly + stored in MXF files. Files created with versions of asdcplib + prior to this version may have incorrect HMAC values. + o Improved handing of XML files for MXF wrapping. + o Jpeg2000 codestream EditRate and SampleRate mismatches + now warns instead of returning an error. + o Improved error handling in Jpeg2000 sequence parsing routines. + o Added two methods to Kumu::Timestamp, AddSeconds(), to add (or + subtract) seconds to a time value, and GetSecondsSinceEpoch() + to get the number of seconds since the unix epoch. + o Added new option to asdcp-test, '-a', to specify a UUID when + creating MXF files. + o Added support for specifying the intrinsic duration of MXF files + containing timed text. + o Added new option to wavesplit, '-i', to display WAV file metadata. + + +2009.05.21 - bug fixes, v.1.4.24 + o Fixed a bug that caused incorrect SubDescriptors UL values to be + written into interop format MXF track files. Note that this involved + a substantial reorganization of MXF internals. Please test thoroughly + in your application before using in production. Note that this is a + significant bug fix and track files created with 1.4.22 may be incompatible + with other systems. + + +2009.04.09 - SMPTE format fixes, enhancements and bug fixes, v.1.4.22 + o asdcplib now uses GNU autotools on POSIX systems to configure + and build. See "./configure" for details. Note that two options, + --enable-freedist and --with-python are not enabled in the free + version of asdcplib and should not be used. + o Added build option (CONFIG_RANDOM_UUID) to enable mixed case UUID + generation when environment variable KM_USE_RANDOM_UUID is defined. + o Fixed a condition that could cause an error to occur when wrapping + SMPTE format timed text track files that do not define a starting + frame. + o Updated ULs for SMPTE format track files. + o SampleRate added to JP2K metadata + o Support for wrapping 96kHz WAV files added. + o Updated ULs for audio channel formats (ChannelFormat) + o Updated font subdescriptor MIME Types for TimedText Trackfiles. + o Changed time implementation to support dates beyond Jan 19th, 2038. + o Xerces-C XML parser support added. + o New build method for Windows (see win32/README.txt for details). + o Added new functionality in Kumu to recursively create and delete files + and directories, and get free disk space for a given volume path. + o Added a method to Kumu::Timestamp, AddMinutes(), to add (or subtract) + minutes to a time value. + o Improved how Kumu::Timestamp parses timestamps with offsets. + o Fixed a bug that caused incorrect HMAC values to be calculated. + + +2008.02.16 - SMPTE format fixes, bug fixes v.1.3.18 + o Added correct SMPTE UL for StereoscopicPictureSubDescriptor. + o Exposed JP2K metadata parser as ParseMetadataIntoDesc(). + o Added simple stereoscopic framebuffer to support paired ReadFrame() + and WriteFrame() methods (allows simpler integration with other + single-buffer code). + o Improved detection of JPEG Interop stereoscopic files. + o Win32 build fixes (Thanks to Mike Crowe at DTS). + o Added the WITH_MD macro to the makefile. Set this value to one + to build Win32 with /MD[d] instead of /MT[d]. + o The Generic Container UL has been added to the EssenceContainers + set in the header partition pack for encrypted files. It has always + been there in plaintext files. + - Below this point the changes are internal and should not affect you + unless you use Kumu directly. + o Major refactoring of KM_log.[h|cpp]. + o Fixed buffer re-sizing issue in Kumu::ByteString. + o Replaced type IdentifierList with ArchivableList. + o Added COPYING file to the release bundle. + + +2007.12.13 - Bug fixes v.1.2.17 + o Changed Result_t implementation to use int instead of long, which + was causing trouble on some 64 bit platforms. + o Fixed EKLV HMAC. NOTE: Breaks backward compatibility with older + Interop files. To validate these files, use asdcplib-1.1.14. This + should not cause too much trouble since files with broken and + non-broken HMAC have been in the wild for years without issue. + o Fixed HMAC sequence numbering in encrypted stereoscopic files. + o Finished stereoscopic test targets in the makefile. + o Fixed the win32 build, now expects VS2005 compiler by default, + use WITH_VC6=1 top get VC6 flags. + o Stereoscopic and Timed Text modes now have SMPTE UL values. + NOTE: SMPTE 429-5 and 429-10 are not yet published. It is possible + that these UL values may change before publication. Please use + caution when using these features for production work. + o Changed a bunch of symbol names in the 429-5 implementation to + better match the spec. + o Added -U option to asdcp-test to dump the UL library to stdout. + o Fixed erroneous placement of the PictureEssenceCoding UL in JP2K + files (Interop and SMPTE modes). + + 2007.10.22 - Timed Text, Stereoscopic Picture and Bug fixes v.1.2.16 o Significant API changes have been made. Please read all entries in this changelog to be sure you understand the changes. Also