Commit 6e204090 authored by Michael Krufky's avatar Michael Krufky Committed by Mauro Carvalho Chehab

V4L/DVB (4042): Documentation: whitespace cleanup

Signed-off-by: default avatarMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 680543c5
Contributors to bttv:
Contributors to bttv:
Michael Chu <mmchu@pobox.com>
AverMedia fix and more flexible card recognition
......@@ -8,8 +8,8 @@ Alan Cox <alan@redhat.com>
Chris Kleitsch
Hardware I2C
Gerd Knorr <kraxel@cs.tu-berlin.de>
Gerd Knorr <kraxel@cs.tu-berlin.de>
Radio card (ITT sound processor)
bigfoot <bigfoot@net-way.net>
......@@ -18,7 +18,7 @@ Ragnar Hojland Espinosa <ragnar@macula.net>
+ many more (please mail me if you are missing in this list and would
like to be mentioned)
like to be mentioned)
......
ET61X[12]51 PC Camera Controllers
Driver for Linux
=================================
ET61X[12]51 PC Camera Controllers
Driver for Linux
=================================
- Documentation -
- Documentation -
Index
......@@ -156,46 +156,46 @@ Name: video_nr
Type: short array (min = 0, max = 64)
Syntax: <-1|n[,...]>
Description: Specify V4L2 minor mode number:
-1 = use next available
n = use minor number n
You can specify up to 64 cameras this way.
For example:
video_nr=-1,2,-1 would assign minor number 2 to the second
registered camera and use auto for the first one and for every
other camera.
-1 = use next available
n = use minor number n
You can specify up to 64 cameras this way.
For example:
video_nr=-1,2,-1 would assign minor number 2 to the second
registered camera and use auto for the first one and for every
other camera.
Default: -1
-------------------------------------------------------------------------------
Name: force_munmap
Type: bool array (min = 0, max = 64)
Syntax: <0|1[,...]>
Description: Force the application to unmap previously mapped buffer memory
before calling any VIDIOC_S_CROP or VIDIOC_S_FMT ioctl's. Not
all the applications support this feature. This parameter is
specific for each detected camera.
0 = do not force memory unmapping
1 = force memory unmapping (save memory)
before calling any VIDIOC_S_CROP or VIDIOC_S_FMT ioctl's. Not
all the applications support this feature. This parameter is
specific for each detected camera.
0 = do not force memory unmapping
1 = force memory unmapping (save memory)
Default: 0
-------------------------------------------------------------------------------
Name: frame_timeout
Type: uint array (min = 0, max = 64)
Syntax: <n[,...]>
Description: Timeout for a video frame in seconds. This parameter is
specific for each detected camera. This parameter can be
changed at runtime thanks to the /sys filesystem interface.
specific for each detected camera. This parameter can be
changed at runtime thanks to the /sys filesystem interface.
Default: 2
-------------------------------------------------------------------------------
Name: debug
Type: ushort
Syntax: <n>
Description: Debugging information level, from 0 to 3:
0 = none (use carefully)
1 = critical errors
2 = significant informations
3 = more verbose messages
Level 3 is useful for testing only, when only one device
is used at the same time. It also shows some more informations
about the hardware being detected. This module parameter can be
changed at runtime thanks to the /sys filesystem interface.
0 = none (use carefully)
1 = critical errors
2 = significant informations
3 = more verbose messages
Level 3 is useful for testing only, when only one device
is used at the same time. It also shows some more informations
about the hardware being detected. This module parameter can be
changed at runtime thanks to the /sys filesystem interface.
Default: 2
-------------------------------------------------------------------------------
......
This diff is collapsed.
......@@ -81,7 +81,7 @@ MODULE PARAMETERS:
TYPE: integer (Boolean)
DEFAULT: 1
DESC: Brightness is normally under automatic control and can't be set
manually by the video app. Set to 0 for manual control.
manually by the video app. Set to 0 for manual control.
NAME: autogain
TYPE: integer (Boolean)
......@@ -97,13 +97,13 @@ MODULE PARAMETERS:
TYPE: integer (0-6)
DEFAULT: 3
DESC: Sets the threshold for printing debug messages. The higher the value,
the more is printed. The levels are cumulative, and are as follows:
0=no debug messages
1=init/detection/unload and other significant messages
2=some warning messages
3=config/control function calls
4=most function calls and data parsing messages
5=highly repetitive mesgs
the more is printed. The levels are cumulative, and are as follows:
0=no debug messages
1=init/detection/unload and other significant messages
2=some warning messages
3=config/control function calls
4=most function calls and data parsing messages
5=highly repetitive mesgs
NAME: snapshot
TYPE: integer (Boolean)
......@@ -116,24 +116,24 @@ MODULE PARAMETERS:
TYPE: integer (1-4 for OV511, 1-31 for OV511+)
DEFAULT: 1
DESC: Number of cameras allowed to stream simultaneously on a single bus.
Values higher than 1 reduce the data rate of each camera, allowing two
or more to be used at once. If you have a complicated setup involving
both OV511 and OV511+ cameras, trial-and-error may be necessary for
finding the optimum setting.
Values higher than 1 reduce the data rate of each camera, allowing two
or more to be used at once. If you have a complicated setup involving
both OV511 and OV511+ cameras, trial-and-error may be necessary for
finding the optimum setting.
NAME: compress
TYPE: integer (Boolean)
DEFAULT: 0
DESC: Set this to 1 to turn on the camera's compression engine. This can
potentially increase the frame rate at the expense of quality, if you
have a fast CPU. You must load the proper compression module for your
camera before starting your application (ov511_decomp or ov518_decomp).
potentially increase the frame rate at the expense of quality, if you
have a fast CPU. You must load the proper compression module for your
camera before starting your application (ov511_decomp or ov518_decomp).
NAME: testpat
TYPE: integer (Boolean)
DEFAULT: 0
DESC: This configures the camera's sensor to transmit a colored test-pattern
instead of an image. This does not work correctly yet.
instead of an image. This does not work correctly yet.
NAME: dumppix
TYPE: integer (0-2)
......
SN9C10x PC Camera Controllers
Driver for Linux
=============================
SN9C10x PC Camera Controllers
Driver for Linux
=============================
- Documentation -
- Documentation -
Index
......@@ -176,46 +176,46 @@ Name: video_nr
Type: short array (min = 0, max = 64)
Syntax: <-1|n[,...]>
Description: Specify V4L2 minor mode number:
-1 = use next available
n = use minor number n
You can specify up to 64 cameras this way.
For example:
video_nr=-1,2,-1 would assign minor number 2 to the second
recognized camera and use auto for the first one and for every
other camera.
-1 = use next available
n = use minor number n
You can specify up to 64 cameras this way.
For example:
video_nr=-1,2,-1 would assign minor number 2 to the second
recognized camera and use auto for the first one and for every
other camera.
Default: -1
-------------------------------------------------------------------------------
Name: force_munmap
Type: bool array (min = 0, max = 64)
Syntax: <0|1[,...]>
Description: Force the application to unmap previously mapped buffer memory
before calling any VIDIOC_S_CROP or VIDIOC_S_FMT ioctl's. Not
all the applications support this feature. This parameter is
specific for each detected camera.
0 = do not force memory unmapping
1 = force memory unmapping (save memory)
before calling any VIDIOC_S_CROP or VIDIOC_S_FMT ioctl's. Not
all the applications support this feature. This parameter is
specific for each detected camera.
0 = do not force memory unmapping
1 = force memory unmapping (save memory)
Default: 0
-------------------------------------------------------------------------------
Name: frame_timeout
Type: uint array (min = 0, max = 64)
Syntax: <n[,...]>
Description: Timeout for a video frame in seconds. This parameter is
specific for each detected camera. This parameter can be
changed at runtime thanks to the /sys filesystem interface.
specific for each detected camera. This parameter can be
changed at runtime thanks to the /sys filesystem interface.
Default: 2
-------------------------------------------------------------------------------
Name: debug
Type: ushort
Syntax: <n>
Description: Debugging information level, from 0 to 3:
0 = none (use carefully)
1 = critical errors
2 = significant informations
3 = more verbose messages
Level 3 is useful for testing only, when only one device
is used. It also shows some more informations about the
hardware being detected. This parameter can be changed at
runtime thanks to the /sys filesystem interface.
0 = none (use carefully)
1 = critical errors
2 = significant informations
3 = more verbose messages
Level 3 is useful for testing only, when only one device
is used. It also shows some more informations about the
hardware being detected. This parameter can be changed at
runtime thanks to the /sys filesystem interface.
Default: 2
-------------------------------------------------------------------------------
......@@ -280,24 +280,24 @@ Byte # Value Description
0x04 0xC4 Frame synchronisation pattern.
0x05 0x96 Frame synchronisation pattern.
0x06 0xXX Unknown meaning. The exact value depends on the chip;
possible values are 0x00, 0x01 and 0x20.
possible values are 0x00, 0x01 and 0x20.
0x07 0xXX Variable value, whose bits are ff00uzzc, where ff is a
frame counter, u is unknown, zz is a size indicator
(00 = VGA, 01 = SIF, 10 = QSIF) and c stands for
"compression enabled" (1 = yes, 0 = no).
frame counter, u is unknown, zz is a size indicator
(00 = VGA, 01 = SIF, 10 = QSIF) and c stands for
"compression enabled" (1 = yes, 0 = no).
0x08 0xXX Brightness sum inside Auto-Exposure area (low-byte).
0x09 0xXX Brightness sum inside Auto-Exposure area (high-byte).
For a pure white image, this number will be equal to 500
times the area of the specified AE area. For images
that are not pure white, the value scales down according
to relative whiteness.
For a pure white image, this number will be equal to 500
times the area of the specified AE area. For images
that are not pure white, the value scales down according
to relative whiteness.
0x0A 0xXX Brightness sum outside Auto-Exposure area (low-byte).
0x0B 0xXX Brightness sum outside Auto-Exposure area (high-byte).
For a pure white image, this number will be equal to 125
times the area outside of the specified AE area. For
images that are not pure white, the value scales down
according to relative whiteness.
according to relative whiteness.
For a pure white image, this number will be equal to 125
times the area outside of the specified AE area. For
images that are not pure white, the value scales down
according to relative whiteness.
according to relative whiteness.
The following bytes are used by the SN9C103 bridge only:
......
This diff is collapsed.
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