[FFmpeg-cvslog] avfilter/vf_readeia608: if parity bit check fails, set correct value

Paul B Mahol git at videolan.org
Sat Dec 21 13:20:02 EET 2019


ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Sat Dec 21 12:11:38 2019 +0100| [26f4ee37f7ce0c04668a3ff38eff31f65e0618be] | committer: Paul B Mahol

avfilter/vf_readeia608: if parity bit check fails, set correct value

As described in U.S. Federal Register, Volume 56, Number 114, June 13, 1991, pages 27204-27205.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=26f4ee37f7ce0c04668a3ff38eff31f65e0618be
---

 libavfilter/vf_readeia608.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_readeia608.c b/libavfilter/vf_readeia608.c
index 0ddc7bfd50..ff096189a9 100644
--- a/libavfilter/vf_readeia608.c
+++ b/libavfilter/vf_readeia608.c
@@ -365,7 +365,7 @@ static void extract_line(AVFilterContext *ctx, AVFilterLink *inlink, AVFrame *in
 
         if (s->chp) {
             if (!(parity & 1)) {
-                byte[ch] = 0;
+                byte[ch] = 0x7F;
             }
         }
     }



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