From bc58188866410fbfa99b1af7d3ded162b4a64623 Mon Sep 17 00:00:00 2001 From: "Steinar H. Gunderson" Date: Thu, 7 Sep 2023 23:59:51 +0200 Subject: [PATCH] Document video hardware acceleration. --- video.rst | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/video.rst b/video.rst index 5af1ef6..40dfd5a 100644 --- a/video.rst +++ b/video.rst @@ -25,7 +25,9 @@ Adding video to an existing chain happens in two phases; first, the video must be *loaded*, giving it an identifier, and then that video can be used as inputs in a chain, much like :ref:`images ` or regular live inputs. Anything FFmpeg accepts, including network streams, can be used (probably even -V4L input cards, although this is untested). +V4L input cards, although this is untested). Video hardware acceleration is used +if available, although the decoded data currently takes a round trip through +the GPU. When loading a video, you need to decide what format to use; Y'CbCr or BGRA. (Whatever you choose, if you get a mismatch with what the video actually is in, -- 2.39.2