Fraunhofer FDK AAC - Revision history

Artoria2e5: /* FDK License */

2023-08-12T07:11:10Z

FDK License

← Older revision		Revision as of 07:11, 12 August 2023
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	! Party !! Classification !! Note		! Party !! Classification !! Note
	\|-		\|-
	\| Debian \|\| {{no\|Non-free}} \|\| [https://tracker.debian.org/pkg/fdk-aac][https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]		\| Debian \|\| {{no\|Non-free}} \|\| [https://tracker.debian.org/pkg/fdk-aac][https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257] (fee clause)
	\|-		\|-
	\| Fedora/Red Hat \|\| {{~~yes~~\|Free}} \|\| [https://fedoraproject.org/wiki/Licensing/FDK-AAC]		\| Fedora/Red Hat \|\| {{maybe\|Free but not Allowed}} \|\| [https://fedoraproject.org/wiki/Licensing/FDK-AAC]: Fedora has since adopted a more defensive posture to patent language, making it not Allowed
	\|-		\|-
	\| FSF \|\| {{maybe\|Free (but warns about patents)}} \|\| [https://www.gnu.org/licenses/license-list.html#fdk]		\| FSF \|\| {{maybe\|Free (but warns about patents)}} \|\| [https://www.gnu.org/licenses/license-list.html#fdk]

Artoria2e5: /* FDK License */

2023-08-12T06:30:49Z

FDK License

← Older revision		Revision as of 06:30, 12 August 2023
Line 52:		Line 52:

	== FDK License ==		== FDK License ==
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say "you may ''use'' this FDK AAC Codec software or modifications thereto only for purposes that are authorized by appropriate patent licenses".<ref>[https://android.googlesource.com/platform/external/aac/+/master/NOTICE NOTICE file], fdkaac</ref> As this governs ''use'', it should not have anything to do with distribution. The FSF considers it fishy to have an invitation to purchase patent licenses in the text, but concedes that "any program is potentially threatened by patents". Considering [[AAC#Patent situation\|the patent terms]], all AAC software are indeed equally affected.		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say "you may ''use'' this FDK AAC Codec software or modifications thereto only for purposes that are authorized by appropriate patent licenses".<ref>[https://android.googlesource.com/platform/external/aac/+/master/NOTICE NOTICE file], fdkaac</ref> As this governs ''use'', it should not have anything to do with distribution. The Free Software Foundation (FSF) considers it fishy to have an invitation to purchase patent licenses in the text, but concedes that "any program is potentially threatened by patents". Considering [[AAC#Patent situation\|the patent terms]], all AAC software are indeed equally affected.

	This license puts a limitation on charging for software that includes the library, leading Debian to consider it non-free. Debian does not comment on the patent situation.		This license puts a limitation on charging for software that includes the library, leading Debian to consider it non-free. Debian does not comment on the patent situation.

Artoria2e5: /* FDK License */

2023-08-12T06:30:13Z

FDK License

← Older revision		Revision as of 06:30, 12 August 2023
Line 56:		Line 56:
	This license puts a limitation on charging for software that includes the library, leading Debian to consider it non-free. Debian does not comment on the patent situation.		This license puts a limitation on charging for software that includes the library, leading Debian to consider it non-free. Debian does not comment on the patent situation.

	The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<ref><code>ffmpeg -license</code> command output</ref> FFmpeg [https://ffmpeg.org/legal.html does not care about patents]~~, however~~. (The AAC patent license covers both encoder ''and'' decoder, so using fdk_aac does not add patent violations to FFmpeg.)		The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<ref><code>ffmpeg -license</code> command output</ref> FFmpeg [https://ffmpeg.org/legal.html does not care about patents]. (The AAC patent license covers both encoder ''and'' decoder, so using fdk_aac does not add patent violations to FFmpeg.)

	=== Free Software? ===		=== Free Software? ===

Artoria2e5: /* FDK License */

2023-04-23T11:02:44Z

FDK License

← Older revision		Revision as of 11:02, 23 April 2023
Line 52:		Line 52:

	== FDK License ==		== FDK License ==
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say "you may ''use'' this FDK AAC Codec software or modifications thereto only for purposes that are authorized by appropriate patent licenses".<ref>[https://android.googlesource.com/platform/external/aac/+/master/NOTICE NOTICE file], fdkaac</ref> As this governs ''use'', it should not have anything to do with distribution. The FSF considers it fishy to have an invitation to purchase patent licenses in the text, but concedes that "any program is potentially threatened by patents".		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say "you may ''use'' this FDK AAC Codec software or modifications thereto only for purposes that are authorized by appropriate patent licenses".<ref>[https://android.googlesource.com/platform/external/aac/+/master/NOTICE NOTICE file], fdkaac</ref> As this governs ''use'', it should not have anything to do with distribution. The FSF considers it fishy to have an invitation to purchase patent licenses in the text, but concedes that "any program is potentially threatened by patents". Considering [[AAC#Patent situation\|the patent terms]], all AAC software are indeed equally affected.

	This license puts a limitation on charging for software that includes the library, leading Debian to consider it non-free. Debian does not comment on the patent situation.		This license puts a limitation on charging for software that includes the library, leading Debian to consider it non-free. Debian does not comment on the patent situation.

Artoria2e5 at 10:48, 23 April 2023

2023-04-23T10:48:20Z

← Older revision		Revision as of 10:48, 23 April 2023
Line 52:		Line 52:

	== FDK License ==		== FDK License ==
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that ~~it can only be distributed as~~ authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]~~<sup>[failed verification – quotation needed]~~</~~sup~~>, ~~which significantly impacts the earlier statement allowing~~ distribution. ~~For this reason~~, ~~and a limitation on charging for software~~ that ~~includes the library, the license~~ is ~~considered non-free,~~ by ~~Debian. [https://bugs.debian~~.~~org/cgi-bin/bugreport.cgi?bug=694257]~~		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say "you may ''use'' this FDK AAC Codec software or modifications thereto only for purposes that are authorized by appropriate patent licenses".<ref>[https://android.googlesource.com/platform/external/aac/+/master/NOTICE NOTICE file], fdkaac</ref> As this governs ''use'', it should not have anything to do with distribution. The FSF considers it fishy to have an invitation to purchase patent licenses in the text, but concedes that "any program is potentially threatened by patents".

	The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<~~!-- `~~ffmpeg -license` output --> FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however. (The AAC patent license covers both encoder ''and'' decoder, so using fdk_aac does not add patent violations to FFmpeg.)		This license puts a limitation on charging for software that includes the library, leading Debian to consider it non-free. Debian does not comment on the patent situation.

			The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<ref><code>ffmpeg -license</code> command output</ref> FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however. (The AAC patent license covers both encoder ''and'' decoder, so using fdk_aac does not add patent violations to FFmpeg.)

	=== Free Software? ===		=== Free Software? ===
Line 515:		Line 517:
	* [https://git.libav.org/?p=libav.git;a=blob;f=libavcodec/libfdk-aacenc.c libfdk-aacenc.c] in Libav source tree		* [https://git.libav.org/?p=libav.git;a=blob;f=libavcodec/libfdk-aacenc.c libfdk-aacenc.c] in Libav source tree
	* [https://git.libav.org/?p=libav.git;a=blob;f=libavcodec/libfdk-aacdec.c libfdk-aacdec.c] in Libav source tree		* [https://git.libav.org/?p=libav.git;a=blob;f=libavcodec/libfdk-aacdec.c libfdk-aacdec.c] in Libav source tree

			== References ==
			<references />

	== Links ==		== Links ==

Artoria2e5: /* FDK License */

2023-04-21T14:27:46Z

FDK License

← Older revision		Revision as of 14:27, 21 April 2023
Line 54:		Line 54:
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]<sup>[failed verification – quotation needed]</sup>, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]<sup>[failed verification – quotation needed]</sup>, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]

	The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<!-- `ffmpeg -license` output --> FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however. (The AAC patent license covers both encoder ''and'' decoder, so using fdk_aac does not add ~~more additional~~ patent ~~violation~~ to FFmpeg.)		The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<!-- `ffmpeg -license` output --> FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however. (The AAC patent license covers both encoder ''and'' decoder, so using fdk_aac does not add patent violations to FFmpeg.)

	=== Free Software? ===		=== Free Software? ===

Artoria2e5: /* FDK License */

2023-04-21T14:27:24Z

FDK License

← Older revision		Revision as of 14:27, 21 April 2023
Line 54:		Line 54:
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]<sup>[failed verification – quotation needed]</sup>, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]<sup>[failed verification – quotation needed]</sup>, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]

	The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<!-- `ffmpeg -license` output --> FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however.		The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<!-- `ffmpeg -license` output --> FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however. (The AAC patent license covers both encoder ''and'' decoder, so using fdk_aac does not add more additional patent violation to FFmpeg.)

	=== Free Software? ===		=== Free Software? ===

Artoria2e5: /* FDK License */

2023-04-21T14:26:30Z

FDK License

← Older revision		Revision as of 14:26, 21 April 2023
Line 54:		Line 54:
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]<sup>[failed verification – quotation needed]</sup>, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]<sup>[failed verification – quotation needed]</sup>, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]

	The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts. FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however.		The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts.<!-- `ffmpeg -license` output --> FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however.

	=== Free Software? ===		=== Free Software? ===

Artoria2e5: /* FDK License */

2023-04-21T14:25:44Z

FDK License

← Older revision		Revision as of 14:25, 21 April 2023
Line 52:		Line 52:

	== FDK License ==		== FDK License ==
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE] ~~(where?)~~, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE]<sup>[failed verification – quotation needed]</sup>, which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]

			The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts. FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however.

	=== Free Software? ===		=== Free Software? ===
Line 65:		Line 67:
	\| FSF \|\| {{maybe\|Free (but warns about patents)}} \|\| [https://www.gnu.org/licenses/license-list.html#fdk]		\| FSF \|\| {{maybe\|Free (but warns about patents)}} \|\| [https://www.gnu.org/licenses/license-list.html#fdk]
	\|}		\|}

	~~=== FFmpeg ===~~
	The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts. FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however.

	== Afterburner ==		== Afterburner ==

Artoria2e5: /* FDK License */

2023-04-21T14:24:50Z

FDK License

← Older revision		Revision as of 14:24, 21 April 2023
Line 52:		Line 52:

	== FDK License ==		== FDK License ==
	The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE], which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]		The license included by Fraunhofer in the FDK source code specifically allows distribution in source or binary forms, but does not license patented technologies described by the source code. It goes on to say that it can only be distributed as authorized by patent licenses [https://android.googlesource.com/platform/external/aac/+/master/NOTICE] (where?), which significantly impacts the earlier statement allowing distribution. For this reason, and a limitation on charging for software that includes the library, the license is considered non-free, by Debian. [https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=694257]

	=== Free Software? ===		=== Free Software? ===
Line 65:		Line 65:
	\| FSF \|\| {{maybe\|Free (but warns about patents)}} \|\| [https://www.gnu.org/licenses/license-list.html#fdk]		\| FSF \|\| {{maybe\|Free (but warns about patents)}} \|\| [https://www.gnu.org/licenses/license-list.html#fdk]
	\|}		\|}

			=== FFmpeg ===
			The position of FFmpeg is that although the license is GPL-incompatible (and therefore nondistributable with GPL parts), it is acceptable to distribute the library with LGPL parts. FFmpeg [https://ffmpeg.org/legal.html does not care about patents], however.

	== Afterburner ==		== Afterburner ==