[FFmpeg-cvslog] libavutil: document av_force_cpu_flags(-1).

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Mar  7 05:18:33 2012 +0100| [f64cfba93b8543e1ad4fead18f89e47eb2322b14] | committer: Michael Niedermayer

libavutil: document av_force_cpu_flags(-1).

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f64cfba93b8543e1ad4fead18f89e47eb2322b14
---

 libavutil/cpu.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/libavutil/cpu.h b/libavutil/cpu.h
index bb80c8d..e448da6 100644
--- a/libavutil/cpu.h
+++ b/libavutil/cpu.h
@@ -53,6 +53,7 @@ int av_get_cpu_flags(void);
 
 /**
  * Disables cpu detection and forces the specified flags.
+ * -1 is a special case that disables forcing of specific flags.
  */
 void av_force_cpu_flags(int flags);