doc: avoid the incorrect phrase 'allow to'

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 10fd7ff814f2a35b5b49a9c3b0d426ead6c7e83f)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

6 files changed, 8 insertions, 8 deletions

diff --git a/doc/faq.texi b/doc/faq.texi
index 74c259f2bb..a9e779be7f 100644
--- a/doc/faq.texi
+++ b/doc/faq.texi
@@ -298,7 +298,7 @@ FFmpeg has a @url{http://ffmpeg.org/ffmpeg-protocols.html#concat,
 @code{concat}} protocol designed specifically for that, with examples in the
 documentation.
 
-A few multimedia containers (MPEG-1, MPEG-2 PS, DV) allow to concatenate
+A few multimedia containers (MPEG-1, MPEG-2 PS, DV) allow one to concatenate
 video by merely concatenating the files containing them.
 
 Hence you may concatenate your multimedia files by first transcoding them to
diff --git a/doc/ffserver.texi b/doc/ffserver.texi
index fb90dd650d..d45a0ee8dd 100644
--- a/doc/ffserver.texi
+++ b/doc/ffserver.texi
@@ -71,7 +71,7 @@ the HTTP server (configured through the @option{Port} option), and
 configuration file.
 
 Each feed is associated to a file which is stored on disk. This stored
-file is used to allow to send pre-recorded data to a player as fast as
+file is used to send pre-recorded data to a player as fast as
 possible when new content is added in real-time to the stream.
 
 A "live-stream" or "stream" is a resource published by
diff --git a/doc/filters.texi b/doc/filters.texi
index b7a1b34d57..ec1449acfd 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -3143,7 +3143,7 @@ Set number overlapping pixels for each block. Each block is of size
 @code{16x16}. Since the filter can be slow, you may want to reduce this value,
 at the cost of a less effective filter and the risk of various artefacts.
 
-If the overlapping value doesn't allow to process the whole input width or
+If the overlapping value doesn't permit processing the whole input width or
 height, a warning will be displayed and according borders won't be denoised.
 
 Default value is @code{15}.
diff --git a/doc/formats.texi b/doc/formats.texi
index 027510eb6d..910ffd2374 100644
--- a/doc/formats.texi
+++ b/doc/formats.texi
@@ -23,7 +23,7 @@ Reduce buffering.
 
 @item probesize @var{integer} (@emph{input})
 Set probing size in bytes, i.e. the size of the data to analyze to get
-stream information. A higher value will allow to detect more
+stream information. A higher value will enable detecting more
 information in case it is dispersed into the stream, but will increase
 latency. Must be an integer not lesser than 32. It is 5000000 by default.
 
@@ -63,7 +63,7 @@ Default is 0.
 
 @item analyzeduration @var{integer} (@emph{input})
 Specify how many microseconds are analyzed to probe the input. A
-higher value will allow to detect more accurate information, but will
+higher value will enable detecting more accurate information, but will
 increase latency. It defaults to 5,000,000 microseconds = 5 seconds.
 
 @item cryptokey @var{hexadecimal string} (@emph{input})
diff --git a/doc/indevs.texi b/doc/indevs.texi
index 93fbbe822f..e63d71bfcc 100644
--- a/doc/indevs.texi
+++ b/doc/indevs.texi
@@ -1,7 +1,7 @@
 @chapter Input Devices
 @c man begin INPUT DEVICES
 
-Input devices are configured elements in FFmpeg which allow to access
+Input devices are configured elements in FFmpeg which enable accessing
 the data coming from a multimedia device attached to your system.
 
 When you configure your FFmpeg build, all the supported input devices
diff --git a/doc/utils.texi b/doc/utils.texi
index 5abfb0ccc6..05fbcedc8b 100644
--- a/doc/utils.texi
+++ b/doc/utils.texi
@@ -841,7 +841,7 @@ Return 1.0 if @var{x} is +/-INFINITY, 0.0 otherwise.
 Return 1.0 if @var{x} is NAN, 0.0 otherwise.
 
 @item ld(var)
-Allow to load the value of the internal variable with number
+Load the value of the internal variable with number
 @var{var}, which was previously stored with st(@var{var}, @var{expr}).
 The function returns the loaded value.
 
@@ -909,7 +909,7 @@ Compute the square root of @var{expr}. This is equivalent to
 Compute expression @code{1/(1 + exp(4*x))}.
 
 @item st(var, expr)
-Allow to store the value of the expression @var{expr} in an internal
+Store the value of the expression @var{expr} in an internal
 variable. @var{var} specifies the number of the variable where to
 store the value, and it is a value ranging from 0 to 9. The function
 returns the value stored in the internal variable.