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Run documentation through ispell, plus some minor fixes.
Originally committed as revision 13670 to svn://svn.ffmpeg.org/ffmpeg/trunk
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doc/faq.texi
28
doc/faq.texi
@ -38,7 +38,7 @@ No. Windows DLLs are not portable, bloated and often slow.
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Moreover FFmpeg strives to support all codecs natively.
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A DLL loader is not conducive to that goal.
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@section My bugreport/mail to ffmpeg-devel/user has not received any replies.
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@section My bug report/mail to ffmpeg-devel/user has not received any replies.
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Likely reasons
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@itemize
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@ -69,7 +69,7 @@ documentation.
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@section Which codecs are supported by Windows?
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Windows does not support standard formats like MPEG very well, unless you
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install some additional codecs
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install some additional codecs.
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The following list of video codecs should work on most Windows systems:
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@table @option
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@ -82,7 +82,7 @@ The following list of video codecs should work on most Windows systems:
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@item wmv2
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.asf only
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@item mpeg4
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only if you have some MPEG-4 codec installed like ffdshow or Xvid
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Only if you have some MPEG-4 codec like ffdshow or Xvid installed.
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@item mpeg1
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.mpg only
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@end table
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@ -96,8 +96,9 @@ The following list of audio codecs should work on most Windows systems:
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@item adpcm_ima_wav
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@item adpcm_ms
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@item pcm
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always
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@item mp3
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if some MP3 codec like LAME is installed
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If some MP3 codec like LAME is installed.
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@end table
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@ -111,12 +112,12 @@ the gcc developers. Note that we will not add workarounds for gcc bugs.
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@chapter Usage
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@section ffmpeg does not work; What is wrong?
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@section ffmpeg does not work; what is wrong?
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Try a @code{make distclean} in the ffmpeg source directory before the build. If this does not help see
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(@url{http://ffmpeg.org/bugreports.html}).
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@section How do I encode single pictures to movies?
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@section How do I encode single pictures into movies?
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First, rename your pictures to follow a numerical sequence.
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For example, img1.jpg, img2.jpg, img3.jpg,...
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@ -160,7 +161,8 @@ Beware that there is no "jpeg" codec. Use "mjpeg" instead.
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@section I get "Unsupported codec (id=86043) for input stream #0.1". What is the problem?
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This is the Qcelp codec, FFmpeg has no support for that codec currently. Try mencoder/mplayer it might work.
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This is the Qcelp codec, FFmpeg has no support for that codec currently.
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Try MEncoder/MPlayer, it might work.
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@section Why do I see a slight quality degradation with multithreaded MPEG* encoding?
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@ -170,7 +172,7 @@ quite logical that there is a small reduction of quality. This is not a bug.
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@section How can I read from the standard input or write to the standard output?
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Use @file{-} as filename.
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Use @file{-} as file name.
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@section Why does FFmpeg not decode audio in VOB files?
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@ -206,7 +208,7 @@ Choose a different codec with the -vcodec command line option.
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Both Xvid and DivX (version 4+) are implementations of the ISO MPEG-4
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standard (note that there are many other coding formats that use this
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same standard). Thus, use '-vcodec mpeg4' to encode these formats. The
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same standard). Thus, use '-vcodec mpeg4' to encode in these formats. The
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default fourcc stored in an MPEG-4-coded file will be 'FMP4'. If you want
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a different fourcc, use the '-vtag' option. E.g., '-vtag xvid' will
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force the fourcc 'xvid' to be stored as the video fourcc rather than the
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@ -362,7 +364,7 @@ examining all of the vbv_delay values and making complicated computations."
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Yes. Read the Developers Guide of the FFmpeg documentation. Alternatively,
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examine the source code for one of the many open source projects that
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already incorporate ffmpeg at (@url{projects.html}).
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already incorporate FFmpeg at (@url{projects.html}).
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@section Can you support my C compiler XXX?
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@ -404,7 +406,7 @@ No. These tools are too bloated and they complicate the build.
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@section Why not rewrite ffmpeg in object-oriented C++?
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ffmpeg is already organized in a highly modular manner and does not need to
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FFmpeg is already organized in a highly modular manner and does not need to
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be rewritten in a formal object language. Further, many of the developers
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favor straight C; it works for them. For more arguments on this matter,
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read "Programming Religion" at (@url{http://www.tux.org/lkml/#s15}).
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@ -412,14 +414,14 @@ read "Programming Religion" at (@url{http://www.tux.org/lkml/#s15}).
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@section Why are the ffmpeg programs devoid of debugging symbols?
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The build process creates ffmpeg_g, ffplay_g, etc. which contain full debug
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information. Those binaries are strip'd to create ffmpeg, ffplay, etc. If
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information. Those binaries are stripped to create ffmpeg, ffplay, etc. If
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you need the debug information, used the *_g versions.
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@section I do not like the LGPL, can I contribute code under the GPL instead?
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Yes, as long as the code is optional and can easily and cleanly be placed
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under #ifdef CONFIG_GPL without breaking anything. So for example a new codec
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or filter would be OK under GPL while a bugfix to LGPL code would not.
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or filter would be OK under GPL while a bug fix to LGPL code would not.
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@section I want to compile xyz.c alone but my compiler produced many errors.
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@ -124,7 +124,7 @@ Converts a.wav to a.mp2 at 64 kbits and to b.mp2 at 128 kbits. '-map
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file:index' specifies which input stream is used for each output
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stream, in the order of the definition of output streams.
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* You can transcode decrypted VOBs
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* You can transcode decrypted VOBs:
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@example
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ffmpeg -i snatch_1.vob -f avi -vcodec mpeg4 -b 800k -g 300 -bf 2 -acodec libmp3lame -ab 128k snatch.avi
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@ -206,7 +206,7 @@ Show available formats, codecs, protocols, ...
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Force format.
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@item -i @var{filename}
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input filename
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input file name
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@item -y
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Overwrite output files.
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@ -419,7 +419,7 @@ Add a new video stream to the current output stream.
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Set pixel format. Use 'list' as parameter to show all the supported
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pixel formats.
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@item -sws_flags @var{flags}
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Set SwScaler flags (only available when compiled with SwScaler support).
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Set SwScaler flags (only available when compiled with swscale support).
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@item -g @var{gop_size}
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Set the group of pictures size.
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@item -intra
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@ -801,7 +801,7 @@ Fabrice Bellard
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@section Protocols
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The filename can be @file{-} to read from standard input or to write
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The file name can be @file{-} to read from standard input or to write
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to standard output.
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FFmpeg also handles many protocols specified with an URL syntax.
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@ -43,7 +43,7 @@ Force displayed width.
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Force displayed height.
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@item -s @var{size}
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Set frame size (WxH or abbreviation), needed for videos which don't
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contain a header with the framesize like raw YUV.
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contain a header with the frame size like raw YUV.
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@item -an
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Disable audio.
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@item -vn
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@ -129,7 +129,7 @@ Seek to percentage in file corresponding to fraction of width.
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@settitle FFplay media player
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@c man begin SEEALSO
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ffmpeg(1), ffserver(1) and the html documentation of @file{ffmpeg}.
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ffmpeg(1), ffserver(1) and the HTML documentation of @file{ffmpeg}.
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@c man end
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@c man begin AUTHOR
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@ -22,7 +22,7 @@ etc. are not covered here. Read @file{ffmpeg-doc.html} for more
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information.
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@c man end
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@chapter QuickStart
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@chapter Quick Start
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[Contributed by Philip Gladstone, philip-ffserver at gladstonefamily dot net]
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@ -211,7 +211,7 @@ Use @file{configfile} instead of @file{/etc/ffserver.conf}.
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@ignore
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@setfilename ffsserver
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@setfilename ffserver
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@settitle FFserver video server
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@c man begin SEEALSO
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@ -72,8 +72,8 @@ library:
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@item DV @tab X @tab X
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@item 4xm @tab @tab X
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@tab 4X Technologies format, used in some games.
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@item Playstation STR @tab @tab X
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@item Id RoQ @tab X @tab X
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@item PlayStation STR @tab @tab X
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@item id RoQ @tab X @tab X
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@tab Used in Quake III, Jedi Knight 2, other computer games.
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@item Interplay MVE @tab @tab X
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@tab Format used in various Interplay computer games.
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@ -83,7 +83,7 @@ library:
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@tab Used in many Sega Saturn console games.
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@item Westwood Studios VQA/AUD @tab @tab X
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@tab Multimedia formats used in Westwood Studios games.
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@item Id Cinematic (.cin) @tab @tab X
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@item id Cinematic (.cin) @tab @tab X
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@tab Used in Quake II.
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@item FLIC format @tab @tab X
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@tab .fli/.flc files
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@ -112,7 +112,7 @@ library:
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@item MXF @tab @tab X
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@tab Material eXchange Format SMPTE 377M, used by D-Cinema, broadcast industry.
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@item SEQ @tab @tab X
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@tab Tiertex .seq files used in the DOS CDROM version of the game Flashback.
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@tab Tiertex .seq files used in the DOS CD-ROM version of the game Flashback.
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@item DXA @tab @tab X
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@tab This format is used in non-Windows version of Feeble Files game and
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different game cutscenes repacked for use with ScummVM.
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@ -211,8 +211,8 @@ following image formats are supported:
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@item ATI VCR2 @tab @tab X @tab fourcc: VCR2
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@item Cirrus Logic AccuPak @tab @tab X @tab fourcc: CLJR
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@item 4X Video @tab @tab X @tab Used in certain computer games.
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@item Sony Playstation MDEC @tab @tab X
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@item Id RoQ @tab X @tab X @tab Used in Quake III, Jedi Knight 2, other computer games.
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@item Sony PlayStation MDEC @tab @tab X
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@item id RoQ @tab X @tab X @tab Used in Quake III, Jedi Knight 2, other computer games.
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@item Xan/WC3 @tab @tab X @tab Used in Wing Commander III .MVE files.
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@item Interplay Video @tab @tab X @tab Used in Interplay .MVE files.
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@item Apple Animation @tab X @tab X @tab fourcc: 'rle '
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@ -223,7 +223,7 @@ following image formats are supported:
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@item Microsoft RLE @tab @tab X
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@item Microsoft Video-1 @tab @tab X
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@item Westwood VQA @tab @tab X
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@item Id Cinematic Video @tab @tab X @tab Used in Quake II.
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@item id Cinematic Video @tab @tab X @tab Used in Quake II.
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@item Planar RGB @tab @tab X @tab fourcc: 8BPS
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@item FLIC video @tab @tab X
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@item Duck TrueMotion v1 @tab @tab X @tab fourcc: DUCK
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@ -248,7 +248,7 @@ following image formats are supported:
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@item KMVC @tab @tab X @tab Codec used in Worms games.
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@item VMware Video @tab @tab X @tab Codec used in videos captured by VMware.
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@item Cin Video @tab @tab X @tab Codec used in Delphine Software games.
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@item Tiertex Seq Video @tab @tab X @tab Codec used in DOS CDROM FlashBack game.
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@item Tiertex Seq Video @tab @tab X @tab Codec used in DOS CD-ROM FlashBack game.
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@item DXA Video @tab @tab X @tab Codec originally used in Feeble Files game.
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@item AVID DNxHD @tab X @tab X @tab aka SMPTE VC3
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@item C93 Video @tab @tab X @tab Codec used in Cyberia game.
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@ -311,7 +311,7 @@ following image formats are supported:
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@item AMR-WB @tab X @tab X
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@tab Supported through an external library.
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@item DV audio @tab @tab X
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@item Id RoQ DPCM @tab X @tab X
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@item id RoQ DPCM @tab X @tab X
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@tab Used in Quake III, Jedi Knight 2, other computer games.
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@item Interplay MVE DPCM @tab @tab X
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@tab Used in various Interplay computer games.
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@ -340,7 +340,7 @@ following image formats are supported:
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@item Intel Music Coder @tab @tab X
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@item Musepack @tab @tab X
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@tab SV7 and SV8 are supported
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@item DT$ Coherent Audio @tab @tab X
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@item DTS Coherent Audio @tab @tab X
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@item ATRAC 3 @tab @tab X
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@item Monkey's Audio @tab @tab X @tab Only versions 3.97-3.99 are supported
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@item Nellymoser ASAO @tab @tab X
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