diff options
| author | Clément Bœsch <ubitux@gmail.com> | 2012-12-19 06:38:57 +0400 |
|---|---|---|
| committer | Clément Bœsch <ubitux@gmail.com> | 2012-12-19 15:58:52 +0400 |
| commit | 80a9297b711b7acb152ebbf84b28772945f920ea (patch) | |
| tree | f29910e4559176226825aa1ed468469b2fac4af5 /doc | |
| parent | 022e118e3fe16a3d85b7bf06b67f4f590906f892 (diff) | |
doc: remove mention of fifo filter in the introduction.
It's confusing and not necessary, especially in the introduction.
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/filters.texi | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 611ddb6b31..17e2af74d9 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -16,10 +16,10 @@ To illustrate the sorts of things that are possible, we can use a complex filter graph. For example, the following one: @example -input --> split --> fifo -----------------------> overlay --> output - | ^ - | | - +------> fifo --> crop --> vflip --------+ +input --> split ---------------------> overlay --> output + | ^ + | | + +-----> crop --> vflip -------+ @end example splits the stream in two streams, sends one stream through the crop filter @@ -27,7 +27,7 @@ and the vflip filter before merging it back with the other stream by overlaying it on top. You can use the following command to achieve this: @example -ffmpeg -i input -vf "[in] split [T1], fifo, [T2] overlay=0:H/2 [out]; [T1] fifo, crop=iw:ih/2:0:ih/2, vflip [T2]" output +ffmpeg -i input -vf "[in] split [T1], [T2] overlay=0:H/2 [out]; [T1] crop=iw:ih/2:0:ih/2, vflip [T2]" output @end example The result will be that in output the top half of the video is mirrored @@ -35,8 +35,8 @@ onto the bottom half. Filters are loaded using the @var{-vf} or @var{-af} option passed to @command{ffmpeg} or to @command{ffplay}. Filters in the same linear -chain are separated by commas. In our example, @var{split, fifo, -overlay} are in one linear chain, and @var{fifo, crop, vflip} are in +chain are separated by commas. In our example, @var{split, +overlay} are in one linear chain, and @var{crop, vflip} are in another. The points where the linear chains join are labeled by names enclosed in square brackets. In our example, that is @var{[T1]} and @var{[T2]}. The special labels @var{[in]} and @var{[out]} are the points |