Reorder arguments for av_fifo_generic_read to be more logical and
[libav.git] / README
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1FFmpeg README
2-------------
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4745b5bf 41) Documentation
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5----------------
6
4745b5bf 7* Read the documentation in the doc/ directory.
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4745b5bf 92) Licensing
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10------------
11
a92b819a 12* Read the file COPYING.LGPL. FFmpeg and the associated libraries EXCEPT
75d87331 13 for libpostproc are licensed under the GNU Lesser General Public License.
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15* libpostproc is distributed under the GNU General Public License, see the
16 file COPYING.GPL for details. Its compilation and use in FFmpeg is optional.
17
18* libswscale contains some optional processor-specific optimizations that are
19 distributed under the GNU General Public License.
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21* The files libavcodec/x86/idct_mmx.c, libavcodec/x86/h264_deblock_sse2.asm
22 and libavcodec/x86/h264_idct_sse2.asm are distributed under the GNU General
23 Public License. They are strictly optimizations and their use is optional.
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25* The file libavcodec/ac3dec.c is distributed under the GNU General Public
26 License. In order for (E-)AC-3 decoding to work you need to enable GPL
2003e200 27 components.
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29* The file libavdevice/x11grab.c is distributed under the GNU General
30 Public License. X11 grabbing is optional.
31
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32* The files libavcodec/jfdctfst.c, libavcodec/jfdctint.c, libavcodec/jrevdct.c
33 are taken from libjpeg, see the top of the files for licensing details.
34
35* The file libavcodec/fdctref.c is copyrighted by the MPEG Software Simulation
36 Group with all rights reserved. It is only used to create a DCT test program
37 and not compiled into libavcodec.
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38
39* Some external libraries are under GPL. If you wish to use them with FFmpeg,
40 you have to configure FFmpeg as GPL as well.