Quoting Marvin Scholz (2024-09-08 20:56:38)
> No need to explicitly specify the buffer here as it is only
> ever passed to av_log, so av_err2str can be used.
> ---
> libavfilter/vf_signature.c | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/libavfilter/vf_signature.c b/libavfilter/vf_signature.c
> index f205f6919f..f419522ac6 100644
> --- a/libavfilter/vf_signature.c
> +++ b/libavfilter/vf_signature.c
> @@ -386,9 +386,7 @@ static int xml_export(AVFilterContext *ctx, StreamContext
> *sc, const char* filen
> f = avpriv_fopen_utf8(filename, "w");
> if (!f) {
> int err = AVERROR(EINVAL);
> - char buf[128];
> - av_strerror(err, buf, sizeof(buf));
> - av_log(ctx, AV_LOG_ERROR, "cannot open xml file %s: %s\n", filename,
> buf);
> + av_log(ctx, AV_LOG_ERROR, "cannot open xml file %s: %s\n", filename,
> av_err2str(err));
> return err;
> }
>
> @@ -500,9 +498,7 @@ static int binary_export(AVFilterContext *ctx,
> StreamContext *sc, const char* fi
> f = avpriv_fopen_utf8(filename, "wb");
> if (!f) {
> int err = AVERROR(EINVAL);
> - char buf[128];
> - av_strerror(err, buf, sizeof(buf));
> - av_log(ctx, AV_LOG_ERROR, "cannot open file %s: %s\n", filename,
> buf);
> + av_log(ctx, AV_LOG_ERROR, "cannot open file %s: %s\n", filename,
> av_err2str(err));
The change looks ok, but the original code highly suspicious (should be
errno rather than EINVAL).
--
Anton Khirnov
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