Interesting Patches: Difference between revisions

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This page tries to collect some useful patches for FFmpeg that didn't make into SVN for some reason or another.
This page tries to collect some useful patches for FFmpeg that didn't make into the repository for some reason or another.
 
== flicvideo encoder by Steven Johnson and Alex Beregszaszi ==
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/44516
http://ffmpeg.org/pipermail/ffmpeg-devel/2007-February/025968.html


== native [[Zlib]] decoder by [[User:Mans|Mans Rullgard]] ==
== native [[Zlib]] decoder by [[User:Mans|Mans Rullgard]] ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-July/032807.html
https://github.com/michaelni/FFmpeg/tree/inflate
 
In the same thread, there are patches to use the native decoder in several FFmpeg decoders.


== [[WMV3]] encoder by Denis Fortin ==
== [[WMV3]] encoder by Denis Fortin ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-June/031689.html
http://lists.ffmpeg.org/pipermail/ffmpeg-devel/2007-June/031326.html


== [[Apple RPZA]] encoder by Todd Kirby ==
== [[Apple RPZA]] encoder by Todd Kirby ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2005-June/001673.html
== Test Pattern Generator Demuxer by Nicholas George ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-October/036819.html


== Test Pattern Generator Demuxer by [[User:Angustia|Ramiro Ribeiro Polla]] ==
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/87327/focus=87771
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-April/028226.html
Or
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/49447


== PES packetizer by Xiaohui Sun ==
== PES packetizer by Xiaohui Sun ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-September/034834.html
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/52773/focus=56011


Part of the work of [[FFmpeg Summer Of Code#TS Muxer|Summer Of Code TS Muxer]]
Part of the work of [[FFmpeg Summer Of Code#TS Muxer|Summer Of Code TS Muxer]]
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The "mem" protocol simply uses RAM as a source for input multimedia data, akin to how the "file" and "pipe" protocols use filesystem files and pipes as sources.
The "mem" protocol simply uses RAM as a source for input multimedia data, akin to how the "file" and "pipe" protocols use filesystem files and pipes as sources.


http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-May/028489.html
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/49711


== Presets/profiles for usual targets by Panagiotis Issaris ==
== Presets/profiles for usual targets by Panagiotis Issaris ==
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http://article.gmane.org/gmane.comp.video.ffmpeg.devel/37244
http://article.gmane.org/gmane.comp.video.ffmpeg.devel/37244
== [[AMV]] encoder ==
http://code.google.com/p/amv-codec-tools/
See this post [http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-October/037336.html] to see what is missing to get it into SVN.
== Experimental MSVC port by Ole André Vadla Ravnås ==
OAH Build System https://launchpad.net/oah
Old page [http://bazaar-vcs.org bazaar] branch at http://people.collabora.co.uk/~oleavr/OABuild/
Patch at http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2008-March/044418.html


== H264 encoder by Jori Liesenborgs & Panagiotis Issaris ==
== H264 encoder by Jori Liesenborgs & Panagiotis Issaris ==
http://research.edm.uhasselt.be/~h264/
http://research.edm.uhasselt.be/~h264/
== DTS/AC3 in wav autodetection ==
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/49812
Clean up this patch and also add detection of AC3 in wav, it is similar. Samples for both can be found here: http://www.sr.se/cgi-bin/mall/artikel.asp?ProgramID=2445&Artikel=739973


== [[Chinese AVS]] video encoder by [[User:StefanG|Stefan Gehrer]] ==
== [[Chinese AVS]] video encoder by [[User:StefanG|Stefan Gehrer]] ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2007-July/033273.html
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/54415/focus=124500


==  Lossless msmpeg4v3 to mpeg4 transcoder ==
==  Lossless msmpeg4v3 to mpeg4 transcoder ==
Line 71: Line 49:
* http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/54008
* http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/54008
* http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/54553
* http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/54553
== fixed point wma decoder ==
http://svn.rockbox.org/viewvc.cgi/trunk/apps/codecs/libwma/
Rockbox's fixed-point WMA decoder was adapted from the decoder in libavcodec.


== GDI screen grabbing for Win32 ==
== GDI screen grabbing for Win32 ==
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There are two implementations in the thread above.
There are two implementations in the thread above.
== Proper parsing of DTS-HD MA streams ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2008-November/056484.html
== [[G.729]] decoder by [[User:Voroshil|Vladimir Voroshilov]] ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2009-June/072046.html
== [[Microsoft Video 1|MS Video 1]] encoder by [[User:Kostya|Kostya Shishkov]] ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2009-January/060033.html
== LucasArts [[Smush|SMUSH]] demuxer and decoder by [[User:Kostya|Kostya Shishkov]] ==
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2009-January/060391.html


== [[MPEG-4 ALS]] encoder by [[User:Jruggle|Justin Ruggles]] ==
== [[MPEG-4 ALS]] encoder by [[User:Jruggle|Justin Ruggles]] ==
http://gitorious.org/projects/ffmpeg/repos/alsenc
https://github.com/justinruggles/FFmpeg-alsenc
 
== libaacplus and FFmpeg encoding patch ==
http://tipok.org.ua/ru/node/17
 
== [[Bayer RGB]] decoder by Guennadi Liakhovetski ==
http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2008-March/056719.html


== Chromium security patches ==
== Chromium security patches ==
Security/stability patches from Google's web browser
Security/stability patches from Google's web browser
http://src.chromium.org/viewvc/chrome/trunk/deps/third_party/ffmpeg/
http://src.chromium.org/viewvc/chrome/trunk/deps/third_party/ffmpeg/
==  Framebuffer input device by Giliard ==
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/91238
== Cedric's alpha blending routines ==
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/80675/focus=80833
The blending routines should be moved to libavfilter where they seem to belong.
== WTV demuxing patch by Peter Ross ==
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/115023


== TS ARIB STD-B24 caption decoder by Michael Wu ==
== TS ARIB STD-B24 caption decoder by Michael Wu ==

Latest revision as of 07:11, 26 March 2016

This page tries to collect some useful patches for FFmpeg that didn't make into the repository for some reason or another.

flicvideo encoder by Steven Johnson and Alex Beregszaszi

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/44516 http://ffmpeg.org/pipermail/ffmpeg-devel/2007-February/025968.html

native Zlib decoder by Mans Rullgard

https://github.com/michaelni/FFmpeg/tree/inflate

WMV3 encoder by Denis Fortin

http://lists.ffmpeg.org/pipermail/ffmpeg-devel/2007-June/031326.html

Apple RPZA encoder by Todd Kirby

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/87327/focus=87771

PES packetizer by Xiaohui Sun

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/52773/focus=56011

Part of the work of Summer Of Code TS Muxer

vf_imlib2: a libavfilter filter by Víctor Paesa

http://lists.mplayerhq.hu/pipermail/ffmpeg-soc/2007-December/002161.html

"mem" file protocol by Lagrange Multiplier

The "mem" protocol simply uses RAM as a source for input multimedia data, akin to how the "file" and "pipe" protocols use filesystem files and pipes as sources.

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/49711

Presets/profiles for usual targets by Panagiotis Issaris

Allow to keep in a text file groups of command options, and apply them at once by specifying the target name.

Handy for iPod, PSP, or any other picky multimedia player that otherwise requires lengthy command lines.

http://article.gmane.org/gmane.comp.video.ffmpeg.devel/37244

H264 encoder by Jori Liesenborgs & Panagiotis Issaris

http://research.edm.uhasselt.be/~h264/

Chinese AVS video encoder by Stefan Gehrer

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/54415/focus=124500

Lossless msmpeg4v3 to mpeg4 transcoder

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/17074

Fixed point cook decoder

GDI screen grabbing for Win32

http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/43589

There are two implementations in the thread above.

MPEG-4 ALS encoder by Justin Ruggles

https://github.com/justinruggles/FFmpeg-alsenc

Chromium security patches

Security/stability patches from Google's web browser http://src.chromium.org/viewvc/chrome/trunk/deps/third_party/ffmpeg/

TS ARIB STD-B24 caption decoder by Michael Wu

http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2009-October/062725.html