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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