What is V4L(Video4Linux) ?
wiki : Video4Linux
Video4Linux or V4L is avideo capture API for Linux
.
如果想要看V4L規格的話,請參閱
/usr/src/linux/Documentation/video4linux/API.html
或 http://linuxtv.org/downloads/video4linux/API/V4L1_API.html
如果想要看V4L2規格的話,請參閱http://v4l2spec.bytesex.org/
Althrough v4l2 is integrated into the standard kernel a number of drivers don't support the new v4l2 API yet, so we'll likely see v4l and v4l2 coexist for some time.
不過目前還不是很多驅動程式都支援v4l2,所以目前還會看到兩者共存的情形。
相關連結:
v4l maintainer withdraw announcement
video4linux mailing list
v4l wiki: main page
wiki: how to submit v4l patches
Anatomy of a v4l driver
--
Video4Linux or V4L is a
.
about v4l + v4l2
- v4l
- is the original video capture/overlay API of the linux kernel. It appeared late the 2.1.x development cycle in the linux kernel.
如果想要看V4L規格的話,請參閱
/usr/src/linux/Documentation/video4linux/API.html
或 http://linuxtv.org/downloads/video4linux/API/V4L1_API.html
- v4l2
- is the second generation of the video4linux API which fixes a number of design bugs of the first version. It was integrated into the standard kernel in 2.5.x.
如果想要看V4L2規格的話,請參閱http://v4l2spec.bytesex.org/
Althrough v4l2 is integrated into the standard kernel a number of drivers don't support the new v4l2 API yet, so we'll likely see v4l and v4l2 coexist for some time.
不過目前還不是很多驅動程式都支援v4l2,所以目前還會看到兩者共存的情形。
相關連結:
v4l maintainer withdraw announcement
video4linux mailing list
v4l wiki: main page
wiki: how to submit v4l patches
Anatomy of a v4l driver
--
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