[FFmpeg-cvslog] lavfi/vf_psnr: use av_err2str to simplify code

[Marvin Scholz]

ffmpeg | branch: master | Marvin Scholz <epirat07 at gmail.com> | Sun Sep  8 20:01:15 2024 +0200| [29d7ed089eb3bba470ca6aa7b5005c59c5ddf8d7] | committer: Marvin Scholz

lavfi/vf_psnr: use av_err2str to simplify code

No need to explicitly specify the buffer here as it is only
ever passed to av_log, so av_err2str can be used.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=29d7ed089eb3bba470ca6aa7b5005c59c5ddf8d7
---

 libavfilter/vf_psnr.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/libavfilter/vf_psnr.c b/libavfilter/vf_psnr.c
index 1f02811806..4a5db5df23 100644
--- a/libavfilter/vf_psnr.c
+++ b/libavfilter/vf_psnr.c
@@ -290,10 +290,8 @@ static av_cold int init(AVFilterContext *ctx)
             s->stats_file = avpriv_fopen_utf8(s->stats_file_str, "w");
             if (!s->stats_file) {
                 int err = AVERROR(errno);
-                char buf[128];
-                av_strerror(err, buf, sizeof(buf));
                 av_log(ctx, AV_LOG_ERROR, "Could not open stats file %s: %s\n",
-                       s->stats_file_str, buf);
+                       s->stats_file_str, av_err2str(err));
                 return err;
             }
         }