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<p class="MsoNormal"><span style="color:#1F497D">Hi Tim,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Copy that, many thanks for your feedback and advice.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Thanks<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Best Regards<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Zhi<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b>From:</b> Tim-Philipp Müller <t.i.m@zen.co.uk> <br>
<b>Sent:</b> Saturday, May 6, 2023 6:56 PM<br>
<b>To:</b> Discussion of the development of and with GStreamer <gstreamer-devel@lists.freedesktop.org><br>
<b>Cc:</b> Zhi He <zhe@ambarella.com><br>
<b>Subject:</b> [EXT] Re: license of gstreamer plugin<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">On Sat, 2023-05-06 at 08:57 +0000, Zhi He via gstreamer-devel wrote:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">Hi,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:#002060"> </span><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:#002060">I’m a developer of a gstreamer plugin for specific chip, may I ask some license questions of gstreamer plugin?</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#002060"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#002060">1) The gstreamer plugin shall follow same license with gstreamer (LGPL v2), is it true?</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">The GStreamer library license has been chosen specifically to allow plugins with a range of different licenses including proprietary licenses.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">So it's perfectly fine to write and ship proprietary plugins, for example. And some hardware vendors do that already.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">However, if you want to propose your gstreamer plugin for inclusion in the upstream GStreamer project, we will usually ask for it to be licensed LGPL v2+, MPL v2, BSD or
MIT.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:#002060"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#002060">2) If 1) is no, the gstreamer plugin license can be other open source license like “Apache 2.0 License”, “BSD-2-Clause”, “BSD-3-Clause”, “MIT license”?</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">Correct.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:#002060"> </span><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:#002060">3) If 1) is no, the gstreamer plugin license can be non-open source or property license?</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">That is also correct, and there are quite a few companies shipping proprietary GStreamer plugins (hardware vendors and others).<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Cantarell",serif;color:#2E3436">Disclaimer: IANAL, and these are all things you should ask your lawyers about :)<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">There are some
<a href="https://urldefense.com/v3/__https:/gstreamer.freedesktop.org/documentation/frequently-asked-questions/licensing.html?gi-language=c__;!!PeEy7nZLVv0!iCVfXxdUnfSQrlkVllY7x5D6rs7oWE6_Leh73eZKcjWoUNaaeRj6ZHY49l3BD6yUQiAJsVx_Uq4$">
notes on licensing our FAQ</a> as well but they don't address your questions specifically.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif">Cheers<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif"> Tim<o:p></o:p></span></p>
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