Originally committed as revision 13670 to svn://svn.ffmpeg.org/ffmpeg/trunktags/v0.5
@@ -38,7 +38,7 @@ No. Windows DLLs are not portable, bloated and often slow. | |||
Moreover FFmpeg strives to support all codecs natively. | |||
A DLL loader is not conducive to that goal. | |||
@section My bugreport/mail to ffmpeg-devel/user has not received any replies. | |||
@section My bug report/mail to ffmpeg-devel/user has not received any replies. | |||
Likely reasons | |||
@itemize | |||
@@ -69,7 +69,7 @@ documentation. | |||
@section Which codecs are supported by Windows? | |||
Windows does not support standard formats like MPEG very well, unless you | |||
install some additional codecs | |||
install some additional codecs. | |||
The following list of video codecs should work on most Windows systems: | |||
@table @option | |||
@@ -82,7 +82,7 @@ The following list of video codecs should work on most Windows systems: | |||
@item wmv2 | |||
.asf only | |||
@item mpeg4 | |||
only if you have some MPEG-4 codec installed like ffdshow or Xvid | |||
Only if you have some MPEG-4 codec like ffdshow or Xvid installed. | |||
@item mpeg1 | |||
.mpg only | |||
@end table | |||
@@ -96,8 +96,9 @@ The following list of audio codecs should work on most Windows systems: | |||
@item adpcm_ima_wav | |||
@item adpcm_ms | |||
@item pcm | |||
always | |||
@item mp3 | |||
if some MP3 codec like LAME is installed | |||
If some MP3 codec like LAME is installed. | |||
@end table | |||
@@ -111,12 +112,12 @@ the gcc developers. Note that we will not add workarounds for gcc bugs. | |||
@chapter Usage | |||
@section ffmpeg does not work; What is wrong? | |||
@section ffmpeg does not work; what is wrong? | |||
Try a @code{make distclean} in the ffmpeg source directory before the build. If this does not help see | |||
(@url{http://ffmpeg.org/bugreports.html}). | |||
@section How do I encode single pictures to movies? | |||
@section How do I encode single pictures into movies? | |||
First, rename your pictures to follow a numerical sequence. | |||
For example, img1.jpg, img2.jpg, img3.jpg,... | |||
@@ -160,7 +161,8 @@ Beware that there is no "jpeg" codec. Use "mjpeg" instead. | |||
@section I get "Unsupported codec (id=86043) for input stream #0.1". What is the problem? | |||
This is the Qcelp codec, FFmpeg has no support for that codec currently. Try mencoder/mplayer it might work. | |||
This is the Qcelp codec, FFmpeg has no support for that codec currently. | |||
Try MEncoder/MPlayer, it might work. | |||
@section Why do I see a slight quality degradation with multithreaded MPEG* encoding? | |||
@@ -170,7 +172,7 @@ quite logical that there is a small reduction of quality. This is not a bug. | |||
@section How can I read from the standard input or write to the standard output? | |||
Use @file{-} as filename. | |||
Use @file{-} as file name. | |||
@section Why does FFmpeg not decode audio in VOB files? | |||
@@ -206,7 +208,7 @@ Choose a different codec with the -vcodec command line option. | |||
Both Xvid and DivX (version 4+) are implementations of the ISO MPEG-4 | |||
standard (note that there are many other coding formats that use this | |||
same standard). Thus, use '-vcodec mpeg4' to encode these formats. The | |||
same standard). Thus, use '-vcodec mpeg4' to encode in these formats. The | |||
default fourcc stored in an MPEG-4-coded file will be 'FMP4'. If you want | |||
a different fourcc, use the '-vtag' option. E.g., '-vtag xvid' will | |||
force the fourcc 'xvid' to be stored as the video fourcc rather than the | |||
@@ -362,7 +364,7 @@ examining all of the vbv_delay values and making complicated computations." | |||
Yes. Read the Developers Guide of the FFmpeg documentation. Alternatively, | |||
examine the source code for one of the many open source projects that | |||
already incorporate ffmpeg at (@url{projects.html}). | |||
already incorporate FFmpeg at (@url{projects.html}). | |||
@section Can you support my C compiler XXX? | |||
@@ -404,7 +406,7 @@ No. These tools are too bloated and they complicate the build. | |||
@section Why not rewrite ffmpeg in object-oriented C++? | |||
ffmpeg is already organized in a highly modular manner and does not need to | |||
FFmpeg is already organized in a highly modular manner and does not need to | |||
be rewritten in a formal object language. Further, many of the developers | |||
favor straight C; it works for them. For more arguments on this matter, | |||
read "Programming Religion" at (@url{http://www.tux.org/lkml/#s15}). | |||
@@ -412,14 +414,14 @@ read "Programming Religion" at (@url{http://www.tux.org/lkml/#s15}). | |||
@section Why are the ffmpeg programs devoid of debugging symbols? | |||
The build process creates ffmpeg_g, ffplay_g, etc. which contain full debug | |||
information. Those binaries are strip'd to create ffmpeg, ffplay, etc. If | |||
information. Those binaries are stripped to create ffmpeg, ffplay, etc. If | |||
you need the debug information, used the *_g versions. | |||
@section I do not like the LGPL, can I contribute code under the GPL instead? | |||
Yes, as long as the code is optional and can easily and cleanly be placed | |||
under #ifdef CONFIG_GPL without breaking anything. So for example a new codec | |||
or filter would be OK under GPL while a bugfix to LGPL code would not. | |||
or filter would be OK under GPL while a bug fix to LGPL code would not. | |||
@section I want to compile xyz.c alone but my compiler produced many errors. | |||
@@ -124,7 +124,7 @@ Converts a.wav to a.mp2 at 64 kbits and to b.mp2 at 128 kbits. '-map | |||
file:index' specifies which input stream is used for each output | |||
stream, in the order of the definition of output streams. | |||
* You can transcode decrypted VOBs | |||
* You can transcode decrypted VOBs: | |||
@example | |||
ffmpeg -i snatch_1.vob -f avi -vcodec mpeg4 -b 800k -g 300 -bf 2 -acodec libmp3lame -ab 128k snatch.avi | |||
@@ -206,7 +206,7 @@ Show available formats, codecs, protocols, ... | |||
Force format. | |||
@item -i @var{filename} | |||
input filename | |||
input file name | |||
@item -y | |||
Overwrite output files. | |||
@@ -419,7 +419,7 @@ Add a new video stream to the current output stream. | |||
Set pixel format. Use 'list' as parameter to show all the supported | |||
pixel formats. | |||
@item -sws_flags @var{flags} | |||
Set SwScaler flags (only available when compiled with SwScaler support). | |||
Set SwScaler flags (only available when compiled with swscale support). | |||
@item -g @var{gop_size} | |||
Set the group of pictures size. | |||
@item -intra | |||
@@ -801,7 +801,7 @@ Fabrice Bellard | |||
@section Protocols | |||
The filename can be @file{-} to read from standard input or to write | |||
The file name can be @file{-} to read from standard input or to write | |||
to standard output. | |||
FFmpeg also handles many protocols specified with an URL syntax. | |||
@@ -43,7 +43,7 @@ Force displayed width. | |||
Force displayed height. | |||
@item -s @var{size} | |||
Set frame size (WxH or abbreviation), needed for videos which don't | |||
contain a header with the framesize like raw YUV. | |||
contain a header with the frame size like raw YUV. | |||
@item -an | |||
Disable audio. | |||
@item -vn | |||
@@ -129,7 +129,7 @@ Seek to percentage in file corresponding to fraction of width. | |||
@settitle FFplay media player | |||
@c man begin SEEALSO | |||
ffmpeg(1), ffserver(1) and the html documentation of @file{ffmpeg}. | |||
ffmpeg(1), ffserver(1) and the HTML documentation of @file{ffmpeg}. | |||
@c man end | |||
@c man begin AUTHOR | |||
@@ -22,7 +22,7 @@ etc. are not covered here. Read @file{ffmpeg-doc.html} for more | |||
information. | |||
@c man end | |||
@chapter QuickStart | |||
@chapter Quick Start | |||
[Contributed by Philip Gladstone, philip-ffserver at gladstonefamily dot net] | |||
@@ -211,7 +211,7 @@ Use @file{configfile} instead of @file{/etc/ffserver.conf}. | |||
@ignore | |||
@setfilename ffsserver | |||
@setfilename ffserver | |||
@settitle FFserver video server | |||
@c man begin SEEALSO | |||
@@ -72,8 +72,8 @@ library: | |||
@item DV @tab X @tab X | |||
@item 4xm @tab @tab X | |||
@tab 4X Technologies format, used in some games. | |||
@item Playstation STR @tab @tab X | |||
@item Id RoQ @tab X @tab X | |||
@item PlayStation STR @tab @tab X | |||
@item id RoQ @tab X @tab X | |||
@tab Used in Quake III, Jedi Knight 2, other computer games. | |||
@item Interplay MVE @tab @tab X | |||
@tab Format used in various Interplay computer games. | |||
@@ -83,7 +83,7 @@ library: | |||
@tab Used in many Sega Saturn console games. | |||
@item Westwood Studios VQA/AUD @tab @tab X | |||
@tab Multimedia formats used in Westwood Studios games. | |||
@item Id Cinematic (.cin) @tab @tab X | |||
@item id Cinematic (.cin) @tab @tab X | |||
@tab Used in Quake II. | |||
@item FLIC format @tab @tab X | |||
@tab .fli/.flc files | |||
@@ -112,7 +112,7 @@ library: | |||
@item MXF @tab @tab X | |||
@tab Material eXchange Format SMPTE 377M, used by D-Cinema, broadcast industry. | |||
@item SEQ @tab @tab X | |||
@tab Tiertex .seq files used in the DOS CDROM version of the game Flashback. | |||
@tab Tiertex .seq files used in the DOS CD-ROM version of the game Flashback. | |||
@item DXA @tab @tab X | |||
@tab This format is used in non-Windows version of Feeble Files game and | |||
different game cutscenes repacked for use with ScummVM. | |||
@@ -211,8 +211,8 @@ following image formats are supported: | |||
@item ATI VCR2 @tab @tab X @tab fourcc: VCR2 | |||
@item Cirrus Logic AccuPak @tab @tab X @tab fourcc: CLJR | |||
@item 4X Video @tab @tab X @tab Used in certain computer games. | |||
@item Sony Playstation MDEC @tab @tab X | |||
@item Id RoQ @tab X @tab X @tab Used in Quake III, Jedi Knight 2, other computer games. | |||
@item Sony PlayStation MDEC @tab @tab X | |||
@item id RoQ @tab X @tab X @tab Used in Quake III, Jedi Knight 2, other computer games. | |||
@item Xan/WC3 @tab @tab X @tab Used in Wing Commander III .MVE files. | |||
@item Interplay Video @tab @tab X @tab Used in Interplay .MVE files. | |||
@item Apple Animation @tab X @tab X @tab fourcc: 'rle ' | |||
@@ -223,7 +223,7 @@ following image formats are supported: | |||
@item Microsoft RLE @tab @tab X | |||
@item Microsoft Video-1 @tab @tab X | |||
@item Westwood VQA @tab @tab X | |||
@item Id Cinematic Video @tab @tab X @tab Used in Quake II. | |||
@item id Cinematic Video @tab @tab X @tab Used in Quake II. | |||
@item Planar RGB @tab @tab X @tab fourcc: 8BPS | |||
@item FLIC video @tab @tab X | |||
@item Duck TrueMotion v1 @tab @tab X @tab fourcc: DUCK | |||
@@ -248,7 +248,7 @@ following image formats are supported: | |||
@item KMVC @tab @tab X @tab Codec used in Worms games. | |||
@item VMware Video @tab @tab X @tab Codec used in videos captured by VMware. | |||
@item Cin Video @tab @tab X @tab Codec used in Delphine Software games. | |||
@item Tiertex Seq Video @tab @tab X @tab Codec used in DOS CDROM FlashBack game. | |||
@item Tiertex Seq Video @tab @tab X @tab Codec used in DOS CD-ROM FlashBack game. | |||
@item DXA Video @tab @tab X @tab Codec originally used in Feeble Files game. | |||
@item AVID DNxHD @tab X @tab X @tab aka SMPTE VC3 | |||
@item C93 Video @tab @tab X @tab Codec used in Cyberia game. | |||
@@ -311,7 +311,7 @@ following image formats are supported: | |||
@item AMR-WB @tab X @tab X | |||
@tab Supported through an external library. | |||
@item DV audio @tab @tab X | |||
@item Id RoQ DPCM @tab X @tab X | |||
@item id RoQ DPCM @tab X @tab X | |||
@tab Used in Quake III, Jedi Knight 2, other computer games. | |||
@item Interplay MVE DPCM @tab @tab X | |||
@tab Used in various Interplay computer games. | |||
@@ -340,7 +340,7 @@ following image formats are supported: | |||
@item Intel Music Coder @tab @tab X | |||
@item Musepack @tab @tab X | |||
@tab SV7 and SV8 are supported | |||
@item DT$ Coherent Audio @tab @tab X | |||
@item DTS Coherent Audio @tab @tab X | |||
@item ATRAC 3 @tab @tab X | |||
@item Monkey's Audio @tab @tab X @tab Only versions 3.97-3.99 are supported | |||
@item Nellymoser ASAO @tab @tab X | |||