patch-2.4.9 linux/Documentation/usb/philips.txt
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- Lines: 47
- Date:
Sun Aug 12 17:36:24 2001
- Orig file:
v2.4.8/linux/Documentation/usb/philips.txt
- Orig date:
Wed Jul 25 17:10:17 2001
diff -u --recursive --new-file v2.4.8/linux/Documentation/usb/philips.txt linux/Documentation/usb/philips.txt
@@ -1,5 +1,5 @@
This file contains some additional information for the Philips webcams.
-E-mail: webcam@smcc.demon.nl Last updated: 2001-04-25
+E-mail: webcam@smcc.demon.nl Last updated: 2001-07-27
The main webpage for the Philips driver is http://www.smcc.demon.nl/webcam/.
It contains a lot of extra information, a FAQ, and the binary plugin
@@ -29,10 +29,9 @@
palette
Specifies the desired colour order that should be delivered by read() and
- mmap(). The string can be one of bgr24, rgb24, rgb32, bgr32, yuyv,
- yuv420, yuv420p. If the tool you use produces odd colours (more
- specificly, red and blue are swapped), try palette=bgr24 or
- palette=rgb24.
+ mmap(). The string can be one of yuv420 or yuv420p; however, yuv420 will
+ be phased out, leaving only yuv420p, so this option will disappear
+ entirely.
Only the native yuv420/yuv420p format is supported by the in kernel driver.
If you want to use other formats with in-kernel conversion download the
@@ -73,7 +72,7 @@
compression (only useful with the plugin)
With this option you can control the compression factor that the camera
- use to squeeze the image through the USB bus. You can set the
+ uses to squeeze the image through the USB bus. You can set the
parameter between 0 and 3:
0 = prefer uncompressed images; if the requested mode is not available
in an uncompressed format, the driver will silently switch to low
@@ -83,7 +82,7 @@
3 = high compression.
High compression takes less bandwidth of course, but it could also
- introduce some unwanted artefacts. The default is 2, medium compression.
+ introduce some unwanted artefacts. The default is 2, medium compression.
See the FAQ on the website for an overview of which modes require
compression.
@@ -91,7 +90,6 @@
The 645 and 646 have fixed compression parameters.
trace
-
In order to better detect problems, it is now possible to turn on a
'trace' of some of the calls the module makes; it logs all items in your
kernel log at debug level.
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)