diff options
author | DRC <information@libjpeg-turbo.org> | 2015-09-08 18:59:37 -0500 |
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committer | DRC <information@libjpeg-turbo.org> | 2015-09-08 18:59:37 -0500 |
commit | 465a9fe0cbee6a6c34d827668e71fab322100241 (patch) | |
tree | 68ec12ced8878c7d08fdd5b19a7e7a034cb223e2 | |
parent | b5a55e6dd7eb702c532c654422a7f6cff5f4c8a3 (diff) | |
download | libjpeg-turbo-465a9fe0cbee6a6c34d827668e71fab322100241.tar.gz |
Add file that explains the libjpeg-turbo licenses
Previously this information was found in a page on libjpeg-turbo.org,
but there was still some confusion, because README-turbo.txt wasn't
clear as to which license applied to what.
-rw-r--r-- | LICENSE.txt | 79 | ||||
-rwxr-xr-x | README-turbo.txt | 29 |
2 files changed, 81 insertions, 27 deletions
diff --git a/LICENSE.txt b/LICENSE.txt new file mode 100644 index 00000000..5cab36ea --- /dev/null +++ b/LICENSE.txt @@ -0,0 +1,79 @@ +libjpeg-turbo Licenses +---------------------- + +libjpeg-turbo is covered by three compatible BSD-style open source licenses: + +-- The IJG (Independent JPEG Group) License, which is listed in README + + This license applies to the libjpeg API library and associated programs + (any code inherited from libjpeg, and any modifications to that code.) + +-- The Modified (3-clause) BSD License, which is listed in turbojpeg.c + + This license covers the TurboJPEG API library and associated programs. + +-- The zlib License, which is listed in simd/jsimdext.inc + + This license is a subset of the other two, and it covers the libjpeg-turbo + SIMD extensions. + + +Complying with the libjpeg-turbo Licenses +----------------------------------------- + +This section provides a roll-up of the libjpeg-turbo licensing terms, to the +best of our understanding. + +1. If you are distributing a modified version of the libjpeg-turbo source, + then: + + a. You cannot alter or remove any existing copyright or license notices + from the source. + + Origin: Clause 1 of the IJG License + Clause 1 of the Modified BSD License + Clauses 1 and 3 of the zlib License + + b. You must add your own copyright notice to the header of each source + file you modified, so others can tell that you modified that file (if + there is not an existing copyright header in that file, then you can + simply add a notice stating that you modified the file.) + + Origin: Clause 1 of the IJG License + Clause 2 of the zlib License + + c. You must include the IJG README file, and you must not alter any of the + copyright or license text in that file. + + Origin: Clause 1 of the IJG License + +2. If you are distributing only libjpeg-turbo binaries without the source, or + if you are distributing an application that statically links with + libjpeg-turbo, then: + + a. Your product documentation must include a message stating: + + This software is based in part on the work of the Independent JPEG + Group. + + Origin: Clause 2 of the IJG license + + b. If your binary distribution includes or uses the TurboJPEG API, then + your product documentation must include the text of the Modified BSD + License. + + Origin: Clause 2 of the Modified BSD License + +3. You cannot use the name of the IJG or The libjpeg-turbo Project or the + contributors thereof in advertising, publicity, etc. + + Origin: IJG License + Clause 3 of the Modified BSD License + +4. The IJG and The libjpeg-turbo Project do not warrant libjpeg-turbo to be + free of defects, nor do we accept any liability for undesirable + consequences resulting from your use of the software. + + Origin: IJG License + Modified BSD License + zlib License diff --git a/README-turbo.txt b/README-turbo.txt index 2a779dd0..28b6c4db 100755 --- a/README-turbo.txt +++ b/README-turbo.txt @@ -28,33 +28,8 @@ broader range of users and developers. ** License ******************************************************************************* -Most of libjpeg-turbo inherits the non-restrictive, BSD-style license used by -libjpeg (see README.) The TurboJPEG wrapper (both C and Java versions) and -associated test programs bear a similar license, which is reproduced below: - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - -- Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. -- 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. -- Neither the name of the libjpeg-turbo Project nor the names of its - contributors may be used to endorse or promote products derived from this - software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDERS OR CONTRIBUTORS 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. +libjpeg-turbo is covered by three compatible BSD-style open source licenses. +Refer to LICENSE.txt for a roll-up of license terms. ******************************************************************************* |