author | nemo |
Wed, 22 Aug 2012 12:35:46 -0400 | |
changeset 7577 | bdbb072b38b9 |
parent 6045 | 9a7cc0f29430 |
permissions | -rw-r--r-- |
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This README covers the Ogg Vorbis 'Tremor' integer playback codec |
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source as of date 2002 09 02, version 1.0.0. |
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****** |
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The C source in this package will build on any ANSI C compiler and |
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function completely and properly on any platform. The included build |
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system assumes GNU build system and make tools (m4, automake, |
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autoconf, libtool and gmake). GCC is not required, although GCC is |
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the most tested compiler. To build using GNU tools, type in the |
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source directory: |
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./autogen.sh |
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make |
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Currently, the source implements playback in pure C on all platforms |
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except ARM, where a [currently] small amount of assembly (see |
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asm_arm.h) is used to implement 64 bit math operations and fast LSP |
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computation. If building on ARM without the benefit of GNU build |
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system tools, be sure that '_ARM_ASSEM_' is #defined by the build |
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system if this assembly is desired, else the resulting library will |
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use whatever 64 bit math builtins the compiler implements. |
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No math library is required by this source. No floating point |
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operations are used at any point in either setup or decode. This |
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decoder library will properly decode any past, current or future |
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Vorbis I file or stream. |
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******** |
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The build system produces a static and [when supported by the OS] |
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dynamic library named 'libvorbisidec'. This library exposes an API |
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nearly identical to the BSD reference library's 'libvorbisfile', |
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including all the features familiar to users of vorbisfile. This API |
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is similar enough that the proper header file to include is named |
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'ivorbisfile.h' [included in the source build directory]. Lower level |
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libvorbis-style headers and structures are in 'ivorbiscodec.h' |
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[included in the source build directory]. A simple example program, |
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ivorbisfile_example.c, can be built with 'make example'. |
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******** |
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Detailed Tremor API Documentation begins at doc/index.html |
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Monty |
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xiph.org |