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doc: update examples to use -b:v or -b:a

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Fixes Ticket613

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Lou Logan 2011-11-10 12:11:33 -09:00 committed by Michael Niedermayer
parent 0e609d7418
commit a14708d4ac
1 changed files with 4 additions and 4 deletions
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8
doc/ffmpeg.texi
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@ -37,7 +37,7 @@ which should be specified first.
@item
To set the video bitrate of the output file to 64kbit/s:
@example
ffmpeg -i input.avi -b 64k output.avi
ffmpeg -i input.avi -b:v 64k output.avi
@end example
@item
@ -315,7 +315,7 @@ Requires -bufsize to be set.
Set min video bitrate (in bit/s).
Most useful in setting up a CBR encode:
@example
ffmpeg -i myfile.avi -b 4000k -minrate 4000k -maxrate 4000k -bufsize 1835k out.m2v
ffmpeg -i myfile.avi -b:v 4000k -minrate 4000k -maxrate 4000k -bufsize 1835k out.m2v
@end example
It is of little use elsewise.
@item -bufsize @var{size}
@ -951,7 +951,7 @@ the Linux player does not seem to be very fast, so it can miss
frames. An example is:
@example
ffmpeg -g 3 -r 3 -t 10 -b 50k -s qcif -f rv10 /tmp/b.rm
ffmpeg -g 3 -r 3 -t 10 -b:v 50k -s qcif -f rv10 /tmp/b.rm
@end example
@item
@ -1088,7 +1088,7 @@ You can encode to several formats at the same time and define a
mapping from input stream to output streams:
@example
ffmpeg -i /tmp/a.wav -map 0:a -b 64k /tmp/a.mp2 -map 0:a -b 128k /tmp/b.mp2
ffmpeg -i /tmp/a.wav -map 0:a -b:a 64k /tmp/a.mp2 -map 0:a -b:a 128k /tmp/b.mp2
@end example
Converts a.wav to a.mp2 at 64 kbits and to b.mp2 at 128 kbits. '-map