diff options
Diffstat (limited to 'doc/indevs.texi')
| -rw-r--r-- | doc/indevs.texi | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/doc/indevs.texi b/doc/indevs.texi index 90ae29c69e..6dcc5a6034 100644 --- a/doc/indevs.texi +++ b/doc/indevs.texi @@ -250,7 +250,7 @@ labelled by a unique string of the form "out@var{N}", where @var{N} is a number starting from 0 corresponding to the mapped input stream generated by the device. The first unlabelled output is automatically assigned to the "out0" -label, but all the others need to be specified explicitely. +label, but all the others need to be specified explicitly. If not specified defaults to the filename specified for the input device. @@ -515,12 +515,12 @@ kind @file{/dev/video@var{N}}, where @var{N} is a number associated to the device. Video4Linux and Video4Linux2 devices only support a limited set of -@var{width}x@var{height} sizes and framerates. You can check which are +@var{width}x@var{height} sizes and frame rates. You can check which are supported for example with the command @file{dov4l} for Video4Linux devices and the command @file{v4l-info} for Video4Linux2 devices. If the size for the device is set to 0x0, the input device will -try to autodetect the size to use. +try to auto-detect the size to use. Only for the video4linux2 device, if the frame rate is set to 0/0 the input device will use the frame rate value already set in the driver. @@ -537,10 +537,10 @@ tools. # to the default of 25/1. ffplay -s 320x240 -f video4linux /dev/video0 -# Grab and show the input of a video4linux2 device, autoadjust size. +# Grab and show the input of a video4linux2 device, auto-adjust size. ffplay -f video4linux2 /dev/video0 -# Grab and record the input of a video4linux2 device, autoadjust size, +# Grab and record the input of a video4linux2 device, auto-adjust size, # frame rate value defaults to 0/0 so it is read from the video4linux2 # driver. ffmpeg -f video4linux2 -i /dev/video0 out.mpeg @@ -570,7 +570,7 @@ The filename passed as input has the syntax: @var{hostname}:@var{display_number}.@var{screen_number} specifies the X11 display name of the screen to grab from. @var{hostname} can be -ommitted, and defaults to "localhost". The environment variable +omitted, and defaults to "localhost". The environment variable @env{DISPLAY} contains the default display name. @var{x_offset} and @var{y_offset} specify the offsets of the grabbed |