[FFmpeg-cvslog] doc/ffmpeg: clarify what -hwaccels list indicates

[Gyan Doshi]

ffmpeg | branch: master | Gyan Doshi <ffmpeg at gyani.pro> | Sat Apr  3 11:13:12 2021 +0530| [090dc381a19423b2a9f303d564afaff5f1db9a4b] | committer: Gyan Doshi

doc/ffmpeg: clarify what -hwaccels list indicates

Fixes #8204

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=090dc381a19423b2a9f303d564afaff5f1db9a4b
---

 doc/ffmpeg.texi | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi
index a1820af2a9..9feabe6517 100644
--- a/doc/ffmpeg.texi
+++ b/doc/ffmpeg.texi
@@ -1243,7 +1243,9 @@ by name, or it can create a new device as if
 were called immediately before.
 
 @item -hwaccels
-List all hardware acceleration methods supported in this build of ffmpeg.
+List all hardware acceleration components enabled in this build of ffmpeg.
+Actual runtime availability depends on the hardware and its suitable driver
+being installed.
 
 @end table