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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
commit | d0b2f91bede3bd5e3d24dd6803e56eee959c1797 (patch) | |
tree | 7fee4ab0509879c373c4f2cbd5b8a5be5b4041ee /Documentation/media/uapi/v4l/dev-effect.rst | |
parent | e914f8eb445e8f74b00303c19c2ffceaedd16a05 (diff) |
Linux-libre 4.8.2-gnupck-4.8.2-gnu
Diffstat (limited to 'Documentation/media/uapi/v4l/dev-effect.rst')
-rw-r--r-- | Documentation/media/uapi/v4l/dev-effect.rst | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/media/uapi/v4l/dev-effect.rst b/Documentation/media/uapi/v4l/dev-effect.rst new file mode 100644 index 000000000..b946cc9e1 --- /dev/null +++ b/Documentation/media/uapi/v4l/dev-effect.rst @@ -0,0 +1,21 @@ +.. -*- coding: utf-8; mode: rst -*- + +.. _effect: + +************************ +Effect Devices Interface +************************ + +.. note:: + This interface has been be suspended from the V4L2 API. + The implementation for such effects should be done + via mem2mem devices. + +A V4L2 video effect device can do image effects, filtering, or combine +two or more images or image streams. For example video transitions or +wipes. Applications send data to be processed and receive the result +data either with :ref:`read() <func-read>` and +:ref:`write() <func-write>` functions, or through the streaming I/O +mechanism. + +[to do] |