From 4386f9415e632704e3883d42aa80f0773b135d12 Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Sun, 12 Nov 2006 23:19:26 +0000 Subject: Sync documentation with the current ffmpeg -h output. patch from Víctor Paesa, wzrlpy arsystel com MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Originally committed as revision 6997 to svn://svn.ffmpeg.org/ffmpeg/trunk --- doc/ffmpeg-doc.texi | 102 ++++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 91 insertions(+), 11 deletions(-) (limited to 'doc') diff --git a/doc/ffmpeg-doc.texi b/doc/ffmpeg-doc.texi index 8910dc679a..186b981c72 100644 --- a/doc/ffmpeg-doc.texi +++ b/doc/ffmpeg-doc.texi @@ -158,6 +158,9 @@ Show license. @item -h Show help. +@item -version +Show version. + @item -formats Show available formats, codecs, protocols, ... @@ -174,13 +177,27 @@ Overwrite output files. Set the recording time in seconds. @code{hh:mm:ss[.xxx]} syntax is also supported. +@item -fs limit_size +Set the file size limit. + @item -ss position Seek to given time position in seconds. @code{hh:mm:ss[.xxx]} syntax is also supported. +@item -itsoffset offset +Set the input time offset in seconds. +@code{[-]hh:mm:ss[.xxx]} syntax is also supported. +This option affects all the input files that follow it. +The offset is added to the timestamps of the input files. +Specifying a positive offset means that the corresponding +streams are delayed by 'offset' seconds. + @item -title string Set the title. +@item -timestamp time +Set the timestamp. + @item -author string Set the author. @@ -190,14 +207,20 @@ Set the copyright. @item -comment string Set the comment. +@item -album string +Set the album. + @item -track number Set the track. @item -year number Set the year. +@item -v verbose +Control amount of logging. + @item -target type -Specify target file type ("vcd", "svcd", "dvd", "dv", "pal-vcd", +Specify target file type ("vcd", "svcd", "dvd", "dv", "dv50", "pal-vcd", "ntsc-svcd", ... ). All the format options (bitrate, codecs, buffer sizes) are then set automatically. You can just type: @@ -212,13 +235,17 @@ they do not conflict with the standard, as in: ffmpeg -i myfile.avi -target vcd -bf 2 /tmp/vcd.mpg @end example -@item -itsoffset offset -Set the input time offset in seconds. -@code{[-]hh:mm:ss[.xxx]} syntax is also supported. -This option affects all the input files that follow it. -The offset is added to the timestamps of the input files. -Specifying a positive offset means that the corresponding -streams are delayed by 'offset' seconds. +@item -dframes number +Set the number of data frames to record. + +@item -scodec codec +Force subtitle codec ('copy' to copy stream). + +@item -newsubtitle +Add a new subtitle stream to the current output stream. + +@item -slang code +Set the ISO 639 language code (3 letters) of the current subtitle stream. @end table @@ -227,8 +254,10 @@ streams are delayed by 'offset' seconds. @table @option @item -b bitrate Set the video bitrate in bit/s (default = 200 kb/s). +@item -vframes number +Set the number of video frames to record. @item -r fps -Set frame rate (default = 25). +Set frame rate (Hz value, fraction or abbreviation), (default = 25). @item -s size Set frame size. The format is @samp{wxh} (default = 160x128). The following abbreviations are recognized: @@ -291,15 +320,22 @@ in the second pass. @item -passlogfile file Set two pass logfile name to @var{file}. +@item -newvideo +Add a new video stream to the current output stream. + @end table @section Advanced Video Options @table @option +@item -pix_fmt format +Set pixel format. @item -g gop_size Set the group of pictures size. @item -intra Use only intra frames. +@item -vdt n +Discard threshold. @item -qscale q Use fixed video quantizer scale (VBR). @item -qmin q @@ -466,11 +502,23 @@ Dump video coding statistics to @file{vstats_HHMMSS.log}. @item -vhook module Insert video processing @var{module}. @var{module} contains the module name and its parameters separated by spaces. +@item -top n +top=1/bottom=0/auto=-1 field first +@item -dc precision +Intra_dc_precision. +@item -vtag fourcc/tag +Force video tag/fourcc. +@item -qphist +Show QP histogram. +@item -vbsf bitstream filter +Bitstream filters available are "dump_extra", "remove_extra", "noise". @end table @section Audio Options @table @option +@item -aframes number +Set the number of audio frames to record. @item -ar freq Set the audio sampling frequency (default = 44100 Hz). @item -ab bitrate @@ -494,6 +542,28 @@ Example: @example ffmpeg -i file.mpg -vcodec copy -acodec ac3 -ab 384 test.mpg -acodec mp2 -ab 192 -newaudio @end example +@item -alang code +Set the ISO 639 language code (3 letters) of the current audio stream. +@end table + +@section Advanced Audio options: + +@table @option +@item -atag fourcc/tag +Force audio tag/fourcc. +@item -absf bitstream filter +Bitstream filters available are "dump_extra", "remove_extra", "noise", "mp3comp", "mp3decomp". +@end table + +@section Subtitle options: + +@table @option +@item -scodec codec +Force subtitle codec ('copy' to copy stream). +@item -newsubtitle +Add a new subtitle stream to the current output stream. +@item -slang code +Set the ISO 639 language code (3 letters) of the current subtitle stream. @end table @section Audio/Video grab options @@ -509,6 +579,10 @@ Set television standard (NTSC, PAL (SECAM)). Set DV1394 grab. @item -ad device Set audio device (e.g. @file{/dev/dsp}). +@item -grab format +Request grabbing using. +@item -gd device +Set grab device. @end table @section Advanced options @@ -518,24 +592,30 @@ Set audio device (e.g. @file{/dev/dsp}). Set stream mapping from input streams to output streams. Just enumerate the input streams in the order you want them in the output. [input stream id] sets the (input) stream to sync against. +@item -map_meta_data outfile:infile +Set meta data information of outfile from infile. @item -debug Print specific debug info. @item -benchmark Add timings for benchmarking. -@item -hex +@item -dump Dump each input packet. +@item -hex +When dumping packets, also dump the payload. @item -bitexact Only use bit exact algorithms (for codec testing). @item -ps size Set packet size in bits. @item -re Read input at native frame rate. Mainly used to simulate a grab device. -@item -loop +@item -loop_input Loop over the input stream. Currently it works only for image streams. This option is used for automatic FFserver testing. @item -loop_output number_of_times Repeatedly loop output for formats that support looping such as animated GIF (0 will loop the output infinitely). +@item -threads count +Thread count. @item -vsync parameter Video sync method. Video will be stretched/squeezed to match the timestamps, it is done by duplicating and dropping frames. With -map you can select from -- cgit v1.2.3