[FFmpeg-cvslog] doc: Fix names of VAAPI encoders

[Mark Thompson]

ffmpeg | branch: master | Mark Thompson <sw at jkqxz.net> | Tue Jul 18 23:36:06 2017 +0100| [e6b4fb95d76bd9794aa6ac9e64791638b6c2baa8] | committer: Mark Thompson

doc: Fix names of VAAPI encoders

They were all reversed (oops).

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e6b4fb95d76bd9794aa6ac9e64791638b6c2baa8
---

 doc/encoders.texi | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/doc/encoders.texi b/doc/encoders.texi
index 9f03c0c608..690cca83dc 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -2570,7 +2570,7 @@ The following standard libavcodec options are used:
 
 @table @option
 
- at item vaapi_h264
+ at item h264_vaapi
 @option{profile} sets the value of @emph{profile_idc} and the @emph{constraint_set*_flag}s.
 @option{level} sets the value of @emph{level_idc}.
 
@@ -2582,20 +2582,20 @@ systems implement all levels).
 Use low-power encoding mode.
 @end table
 
- at item vaapi_hevc
+ at item hevc_vaapi
 @option{profile} and @option{level} set the values of
 @emph{general_profile_idc} and @emph{general_level_idc} respectively.
 
- at item vaapi_mjpeg
+ at item mjpeg_vaapi
 Always encodes using the standard quantisation and huffman tables -
 @option{global_quality} scales the standard quantisation table (range 1-100).
 
- at item vaapi_mpeg2
+ at item mpeg2_vaapi
 @option{profile} and @option{level} set the value of @emph{profile_and_level_indication}.
 
 No rate control is supported.
 
- at item vaapi_vp8
+ at item vp8_vaapi
 B-frames are not supported.
 
 @option{global_quality} sets the @emph{q_idx} used for non-key frames (range 0-127).
@@ -2606,7 +2606,7 @@ B-frames are not supported.
 Manually set the loop filter parameters.
 @end table
 
- at item vaapi_vp9
+ at item vp9_vaapi
 @option{global_quality} sets the @emph{q_idx} used for P-frames (range 0-255).
 
 @table @option